{"assessment":{"best_window":{"end":"2026-02-27T19:00Z","end_local":"21:00","hours":1.25,"label":"marginal","mean_quality":0.36,"start":"2026-02-27T17:45Z","start_local":"19:45"},"cost":{"altitude":7.38,"clouds":0.59,"darkness":1.14,"moon":1.76},"formula":"astronomy = 100 * min(1, sky_hours / reference_hours) * peak_sky; overall = astronomy * score_weather / 100 (null when the weather is unknown)","hard_limit":null,"headline":"Barely","hourly":[{"alt":43,"cloud":1,"high":1,"iso":"2026-02-27T17:00Z","label":"poor","low":0,"mid":0,"moon_alt":56,"precip":0.0,"q":0.06,"rh":80,"sky":"nautical twilight","temp":-6.3,"time":"19:00","wind":0.6},{"alt":42,"cloud":5,"high":5,"iso":"2026-02-27T18:00Z","label":"marginal","low":0,"mid":0,"moon_alt":65,"precip":0.0,"q":0.36,"rh":85,"sky":"night","temp":-5.7,"time":"20:00","wind":0.4},{"alt":38,"cloud":70,"high":70,"iso":"2026-02-27T19:00Z","label":"poor","low":0,"mid":0,"moon_alt":72,"precip":0.0,"q":0.08,"rh":89,"sky":"night","temp":-7.3,"time":"21:00","wind":0.6},{"alt":31,"cloud":88,"high":88,"iso":"2026-02-27T20:00Z","label":"unusable","low":1,"mid":0,"moon_alt":72,"precip":0.0,"q":0.0,"rh":89,"sky":"night","temp":-7.7,"time":"22:00","wind":0.9},{"alt":22,"cloud":5,"high":3,"iso":"2026-02-27T21:00Z","label":"poor","low":2,"mid":0,"moon_alt":65,"precip":0.0,"q":0.2,"rh":90,"sky":"night","temp":-7.9,"time":"23:00","wind":1.0},{"alt":12,"cloud":47,"high":44,"iso":"2026-02-27T22:00Z","label":"unusable","low":6,"mid":0,"moon_alt":55,"precip":0.0,"q":0.0,"rh":93,"sky":"night","temp":-8.4,"time":"00:00","wind":1.4},{"alt":1,"cloud":13,"high":0,"iso":"2026-02-27T23:00Z","label":"unusable","low":13,"mid":0,"moon_alt":45,"precip":0.0,"q":0.0,"rh":95,"sky":"night","temp":-8.8,"time":"01:00","wind":2.3},{"alt":-10,"cloud":0,"high":0,"iso":"2026-02-28T00:00Z","label":"unusable","low":0,"mid":0,"moon_alt":34,"precip":0.0,"q":0.0,"rh":93,"sky":"night","temp":-8.1,"time":"02:00","wind":3.4},{"alt":-21,"cloud":5,"high":0,"iso":"2026-02-28T01:00Z","label":"unusable","low":5,"mid":0,"moon_alt":23,"precip":0.0,"q":0.0,"rh":97,"sky":"night","temp":-9.5,"time":"03:00","wind":3.8},{"alt":-32,"cloud":2,"high":0,"iso":"2026-02-28T02:00Z","label":"unusable","low":2,"mid":0,"moon_alt":13,"precip":0.0,"q":0.0,"rh":96,"sky":"night","temp":-9.6,"time":"04:00","wind":3.7},{"alt":-41,"cloud":8,"high":0,"iso":"2026-02-28T03:00Z","label":"unusable","low":8,"mid":0,"moon_alt":3,"precip":0.0,"q":0.0,"rh":93,"sky":"night","temp":-9.6,"time":"05:00","wind":4.1},{"alt":-49,"cloud":3,"high":0,"iso":"2026-02-28T04:00Z","label":"unusable","low":3,"mid":0,"moon_alt":-6,"precip":0.0,"q":0.0,"rh":90,"sky":"nautical twilight","temp":-9.7,"time":"06:00","wind":4.2}],"peak_quality":0.38,"peak_sky":0.39,"quality_hours":0.71,"reasons":["the target being low or below 20\u00b0 cost 7.4 quality-hours","moonlight cost 1.8 quality-hours","daylight and twilight cost 1.1 quality-hours","cloud cover cost 0.6 quality-hours"],"reference_hours":4.0,"score":7,"score_astronomy":13,"score_weather":55,"sky_hours":1.3,"verdict":"poor","verdict_astronomy":"poor","weather_known":true,"windows":[{"end":"2026-02-27T16:40Z","end_local":"18:40","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2026-02-27T16:05Z","start_local":"18:05"},{"end":"2026-02-27T17:45Z","end_local":"19:45","hours":1.08,"label":"poor","mean_quality":0.13,"start":"2026-02-27T16:40Z","start_local":"18:40"},{"end":"2026-02-27T19:00Z","end_local":"21:00","hours":1.25,"label":"marginal","mean_quality":0.36,"start":"2026-02-27T17:45Z","start_local":"19:45"},{"end":"2026-02-27T20:00Z","end_local":"22:00","hours":1.0,"label":"poor","mean_quality":0.08,"start":"2026-02-27T19:00Z","start_local":"21:00"},{"end":"2026-02-27T21:00Z","end_local":"23:00","hours":1.0,"label":"unusable","mean_quality":0.0,"start":"2026-02-27T20:00Z","start_local":"22:00"},{"end":"2026-02-27T21:15Z","end_local":"23:15","hours":0.25,"label":"poor","mean_quality":0.19,"start":"2026-02-27T21:00Z","start_local":"23:00"},{"end":"2026-02-28T05:00Z","end_local":"07:00","hours":7.75,"label":"unusable","mean_quality":0.0,"start":"2026-02-27T21:15Z","start_local":"23:15"}]},"calculation_version":"2026-10-10.1","forecast":[{"cloud":0,"dark":false,"high":0,"local":"18:00","low":0,"mid":0,"precip":0.0,"rh":73,"temp":-5.0,"time":"2026-02-27T16:00Z","wind":0.9},{"cloud":1,"dark":false,"high":1,"local":"19:00","low":0,"mid":0,"precip":0.0,"rh":80,"temp":-6.3,"time":"2026-02-27T17:00Z","wind":0.6},{"cloud":5,"dark":true,"high":5,"local":"20:00","low":0,"mid":0,"precip":0.0,"rh":85,"temp":-5.7,"time":"2026-02-27T18:00Z","wind":0.4},{"cloud":70,"dark":true,"high":70,"local":"21:00","low":0,"mid":0,"precip":0.0,"rh":89,"temp":-7.3,"time":"2026-02-27T19:00Z","wind":0.6},{"cloud":88,"dark":true,"high":88,"local":"22:00","low":1,"mid":0,"precip":0.0,"rh":89,"temp":-7.7,"time":"2026-02-27T20:00Z","wind":0.9},{"cloud":5,"dark":true,"high":3,"local":"23:00","low":2,"mid":0,"precip":0.0,"rh":90,"temp":-7.9,"time":"2026-02-27T21:00Z","wind":1.0},{"cloud":47,"dark":true,"high":44,"local":"00:00","low":6,"mid":0,"precip":0.0,"rh":93,"temp":-8.4,"time":"2026-02-27T22:00Z","wind":1.4},{"cloud":13,"dark":true,"high":0,"local":"01:00","low":13,"mid":0,"precip":0.0,"rh":95,"temp":-8.8,"time":"2026-02-27T23:00Z","wind":2.3},{"cloud":0,"dark":true,"high":0,"local":"02:00","low":0,"mid":0,"precip":0.0,"rh":93,"temp":-8.1,"time":"2026-02-28T00:00Z","wind":3.4},{"cloud":5,"dark":true,"high":0,"local":"03:00","low":5,"mid":0,"precip":0.0,"rh":97,"temp":-9.5,"time":"2026-02-28T01:00Z","wind":3.8},{"cloud":2,"dark":true,"high":0,"local":"04:00","low":2,"mid":0,"precip":0.0,"rh":96,"temp":-9.6,"time":"2026-02-28T02:00Z","wind":3.7},{"cloud":8,"dark":true,"high":0,"local":"05:00","low":8,"mid":0,"precip":0.0,"rh":93,"temp":-9.6,"time":"2026-02-28T03:00Z","wind":4.1},{"cloud":3,"dark":false,"high":0,"local":"06:00","low":3,"mid":0,"precip":0.0,"rh":90,"temp":-9.7,"time":"2026-02-28T04:00Z","wind":4.2},{"cloud":7,"dark":false,"high":0,"local":"07:00","low":7,"mid":0,"precip":0.0,"rh":87,"temp":-9.9,"time":"2026-02-28T05:00Z","wind":4.2}],"forecast_source":"history","forecast_updated_at":"2026-10-15T07:30:49Z","limits":{"good_alt":30.0,"usable_alt":20.0},"night":{"dark_from":"2026-02-27T17:41:16Z","dark_hours":9.74,"dark_to":"2026-02-28T03:25:29Z","moon":{"illumination":0.853,"phase":"waxing gibbous","waxing":true},"moon_free_dark_hours":0.13,"moonrise":"2026-02-27T11:34:15Z","moonset":"2026-02-28T03:16:08Z","sunrise":"2026-02-28T04:57:42Z","sunset":"2026-02-27T16:08:51Z","twilight":{"astronomical":{"end":"2026-02-27T17:41:16Z","start":"2026-02-28T03:25:29Z"},"civil":{"end":"2026-02-27T16:36:50Z","start":"2026-02-28T04:29:48Z"},"nautical":{"end":"2026-02-27T17:09:03Z","start":"2026-02-28T03:57:38Z"}},"window_end":"2026-02-28T10:00:00Z","window_start":"2026-02-27T10:00:00Z"},"night_date":"2026-02-27","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.47,"alt":42.8,"t":"2026-02-27T17:45:00Z"},"dec":-5.3876,"dec_of_date":-5.3723,"dec_str":"-05\u00b0 23' 15.4\"","good_hours":2.5,"limit_rise":"2026-02-27T13:39:46Z","limit_set":"2026-02-27T21:14:58Z","max_az_rate_deg_per_min":0.0,"moon_separation":44.2,"never_rises":false,"ra":83.8201,"ra_of_date":84.1416,"ra_str":"05h 35m 16.8s","resolved":{"common_name":"Great Orion Nebula","dec":-5.3876,"name":"M 42","ra":83.8201,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=M42","source":"sesame","type":"HII","type_text":"HII region \u2014 a star-forming nebula"},"summary":"Only 2.5 h above 30\u00b0, 3.5 h above 20\u00b0 \u2014 usable, at high airmass.","terrain":{"available":true,"behind_at":"2026-02-27T23:02:17Z","blocked_dark_hours":0,"clears_at":"2026-02-27T11:51:09Z","rise_az":98.5},"track":[{"above_terrain":false,"airmass":null,"alt":-20.03,"az":79.0,"t":"2026-02-27T10:00:00Z","terrain":0.57},{"above_terrain":false,"airmass":null,"alt":-19.11,"az":79.9,"t":"2026-02-27T10:05:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-18.19,"az":80.8,"t":"2026-02-27T10:10:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-17.27,"az":81.6,"t":"2026-02-27T10:15:00Z","terrain":0.76},{"above_terrain":false,"airmass":null,"alt":-16.34,"az":82.5,"t":"2026-02-27T10:20:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-15.41,"az":83.4,"t":"2026-02-27T10:25:00Z","terrain":0.44},{"above_terrain":false,"airmass":null,"alt":-14.48,"az":84.2,"t":"2026-02-27T10:30:00Z","terrain":0.36},{"above_terrain":false,"airmass":null,"alt":-13.55,"az":85.1,"t":"2026-02-27T10:35:00Z","terrain":0.29},{"above_terrain":false,"airmass":null,"alt":-12.61,"az":85.9,"t":"2026-02-27T10:40:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-11.68,"az":86.8,"t":"2026-02-27T10:45:00Z","terrain":0.09},{"above_terrain":false,"airmass":null,"alt":-10.75,"az":87.6,"t":"2026-02-27T10:50:00Z","terrain":-0.02},{"above_terrain":false,"airmass":null,"alt":-9.81,"az":88.5,"t":"2026-02-27T10:55:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-8.87,"az":89.3,"t":"2026-02-27T11:00:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-7.94,"az":90.1,"t":"2026-02-27T11:05:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-7.0,"az":91.0,"t":"2026-02-27T11:10:00Z","terrain":-0.09},{"above_terrain":false,"airmass":null,"alt":-6.07,"az":91.8,"t":"2026-02-27T11:15:00Z","terrain":0.06},{"above_terrain":false,"airmass":null,"alt":-5.13,"az":92.6,"t":"2026-02-27T11:20:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-4.2,"az":93.5,"t":"2026-02-27T11:25:00Z","terrain":0.37},{"above_terrain":false,"airmass":null,"alt":-3.26,"az":94.3,"t":"2026-02-27T11:30:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-2.33,"az":95.1,"t":"2026-02-27T11:35:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-1.4,"az":96.0,"t":"2026-02-27T11:40:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-0.47,"az":96.8,"t":"2026-02-27T11:45:00Z","terrain":0.69},{"above_terrain":false,"airmass":31.82,"alt":0.46,"az":97.6,"t":"2026-02-27T11:50:00Z","terrain":0.7},{"above_terrain":true,"airmass":23.23,"alt":1.39,"az":98.5,"t":"2026-02-27T11:55:00Z","terrain":0.59},{"above_terrain":true,"airmass":17.89,"alt":2.31,"az":99.3,"t":"2026-02-27T12:00:00Z","terrain":0.42},{"above_terrain":true,"airmass":14.38,"alt":3.23,"az":100.1,"t":"2026-02-27T12:05:00Z","terrain":0.24},{"above_terrain":true,"airmass":11.95,"alt":4.15,"az":101.0,"t":"2026-02-27T12:10:00Z","terrain":0.08},{"above_terrain":true,"airmass":10.19,"alt":5.07,"az":101.8,"t":"2026-02-27T12:15:00Z","terrain":-0.02},{"above_terrain":true,"airmass":8.86,"alt":5.99,"az":102.7,"t":"2026-02-27T12:20:00Z","terrain":-0.16},{"above_terrain":true,"airmass":7.83,"alt":6.9,"az":103.5,"t":"2026-02-27T12:25:00Z","terrain":-0.1},{"above_terrain":true,"airmass":7.01,"alt":7.81,"az":104.4,"t":"2026-02-27T12:30:00Z","terrain":-0.08},{"above_terrain":true,"airmass":6.35,"alt":8.71,"az":105.3,"t":"2026-02-27T12:35:00Z","terrain":-0.32},{"above_terrain":true,"airmass":5.8,"alt":9.61,"az":106.1,"t":"2026-02-27T12:40:00Z","terrain":-0.64},{"above_terrain":true,"airmass":5.33,"alt":10.51,"az":107.0,"t":"2026-02-27T12:45:00Z","terrain":-0.62},{"above_terrain":true,"airmass":4.94,"alt":11.4,"az":107.9,"t":"2026-02-27T12:50:00Z","terrain":-0.9},{"above_terrain":true,"airmass":4.6,"alt":12.29,"az":108.8,"t":"2026-02-27T12:55:00Z","terrain":-1.14},{"above_terrain":true,"airmass":4.31,"alt":13.17,"az":109.7,"t":"2026-02-27T13:00:00Z","terrain":-1.16},{"above_terrain":true,"airmass":4.06,"alt":14.05,"az":110.6,"t":"2026-02-27T13:05:00Z","terrain":-1.26},{"above_terrain":true,"airmass":3.83,"alt":14.93,"az":111.5,"t":"2026-02-27T13:10:00Z","terrain":-1.36},{"above_terrain":true,"airmass":3.63,"alt":15.79,"az":112.5,"t":"2026-02-27T13:15:00Z","terrain":-1.41},{"above_terrain":true,"airmass":3.45,"alt":16.65,"az":113.4,"t":"2026-02-27T13:20:00Z","terrain":-1.51},{"above_terrain":true,"airmass":3.29,"alt":17.51,"az":114.4,"t":"2026-02-27T13:25:00Z","terrain":-1.58},{"above_terrain":true,"airmass":3.15,"alt":18.36,"az":115.3,"t":"2026-02-27T13:30:00Z","terrain":-1.5},{"above_terrain":true,"airmass":3.02,"alt":19.2,"az":116.3,"t":"2026-02-27T13:35:00Z","terrain":-1.52},{"above_terrain":true,"airmass":2.9,"alt":20.04,"az":117.3,"t":"2026-02-27T13:40:00Z","terrain":-1.57},{"above_terrain":true,"airmass":2.79,"alt":20.87,"az":118.3,"t":"2026-02-27T13:45:00Z","terrain":-1.44},{"above_terrain":true,"airmass":2.69,"alt":21.69,"az":119.3,"t":"2026-02-27T13:50:00Z","terrain":-1.41},{"above_terrain":true,"airmass":2.6,"alt":22.5,"az":120.3,"t":"2026-02-27T13:55:00Z","terrain":-1.24},{"above_terrain":true,"airmass":2.52,"alt":23.3,"az":121.3,"t":"2026-02-27T14:00:00Z","terrain":-1.23},{"above_terrain":true,"airmass":2.44,"alt":24.1,"az":122.4,"t":"2026-02-27T14:05:00Z","terrain":-1.27},{"above_terrain":true,"airmass":2.37,"alt":24.88,"az":123.5,"t":"2026-02-27T14:10:00Z","terrain":-1.43},{"above_terrain":true,"airmass":2.3,"alt":25.66,"az":124.5,"t":"2026-02-27T14:15:00Z","terrain":-1.57},{"above_terrain":true,"airmass":2.24,"alt":26.42,"az":125.6,"t":"2026-02-27T14:20:00Z","terrain":-1.61},{"above_terrain":true,"airmass":2.18,"alt":27.18,"az":126.8,"t":"2026-02-27T14:25:00Z","terrain":-1.55},{"above_terrain":true,"airmass":2.13,"alt":27.92,"az":127.9,"t":"2026-02-27T14:30:00Z","terrain":-1.43},{"above_terrain":true,"airmass":2.08,"alt":28.66,"az":129.0,"t":"2026-02-27T14:35:00Z","terrain":-1.15},{"above_terrain":true,"airmass":2.03,"alt":29.38,"az":130.2,"t":"2026-02-27T14:40:00Z","terrain":-1.58},{"above_terrain":true,"airmass":1.99,"alt":30.09,"az":131.4,"t":"2026-02-27T14:45:00Z","terrain":-1.67},{"above_terrain":true,"airmass":1.95,"alt":30.78,"az":132.6,"t":"2026-02-27T14:50:00Z","terrain":-1.65},{"above_terrain":true,"airmass":1.91,"alt":31.47,"az":133.8,"t":"2026-02-27T14:55:00Z","terrain":-1.56},{"above_terrain":true,"airmass":1.88,"alt":32.13,"az":135.0,"t":"2026-02-27T15:00:00Z","terrain":-1.31},{"above_terrain":true,"airmass":1.84,"alt":32.79,"az":136.3,"t":"2026-02-27T15:05:00Z","terrain":-1.2},{"above_terrain":true,"airmass":1.81,"alt":33.43,"az":137.6,"t":"2026-02-27T15:10:00Z","terrain":-1.18},{"above_terrain":true,"airmass":1.78,"alt":34.05,"az":138.9,"t":"2026-02-27T15:15:00Z","terrain":-1.31},{"above_terrain":true,"airmass":1.75,"alt":34.66,"az":140.2,"t":"2026-02-27T15:20:00Z","terrain":-1.28},{"above_terrain":true,"airmass":1.73,"alt":35.25,"az":141.5,"t":"2026-02-27T15:25:00Z","terrain":-1.22},{"above_terrain":true,"airmass":1.71,"alt":35.82,"az":142.9,"t":"2026-02-27T15:30:00Z","terrain":-1.37},{"above_terrain":true,"airmass":1.68,"alt":36.38,"az":144.3,"t":"2026-02-27T15:35:00Z","terrain":-1.38},{"above_terrain":true,"airmass":1.66,"alt":36.91,"az":145.7,"t":"2026-02-27T15:40:00Z","terrain":-1.5},{"above_terrain":true,"airmass":1.64,"alt":37.43,"az":147.1,"t":"2026-02-27T15:45:00Z","terrain":-1.32},{"above_terrain":true,"airmass":1.62,"alt":37.93,"az":148.6,"t":"2026-02-27T15:50:00Z","terrain":-1.44},{"above_terrain":true,"airmass":1.61,"alt":38.41,"az":150.0,"t":"2026-02-27T15:55:00Z","terrain":-1.18},{"above_terrain":true,"airmass":1.59,"alt":38.87,"az":151.5,"t":"2026-02-27T16:00:00Z","terrain":-1.24},{"above_terrain":true,"airmass":1.58,"alt":39.3,"az":153.0,"t":"2026-02-27T16:05:00Z","terrain":-0.92},{"above_terrain":true,"airmass":1.56,"alt":39.72,"az":154.5,"t":"2026-02-27T16:10:00Z","terrain":-1.06},{"above_terrain":true,"airmass":1.55,"alt":40.11,"az":156.1,"t":"2026-02-27T16:15:00Z","terrain":-1.24},{"above_terrain":true,"airmass":1.54,"alt":40.47,"az":157.7,"t":"2026-02-27T16:20:00Z","terrain":-1.06},{"above_terrain":true,"airmass":1.53,"alt":40.82,"az":159.2,"t":"2026-02-27T16:25:00Z","terrain":-1.24},{"above_terrain":true,"airmass":1.52,"alt":41.14,"az":160.8,"t":"2026-02-27T16:30:00Z","terrain":-1.12},{"above_terrain":true,"airmass":1.51,"alt":41.43,"az":162.4,"t":"2026-02-27T16:35:00Z","terrain":-1.37},{"above_terrain":true,"airmass":1.5,"alt":41.7,"az":164.1,"t":"2026-02-27T16:40:00Z","terrain":-1.52},{"above_terrain":true,"airmass":1.49,"alt":41.95,"az":165.7,"t":"2026-02-27T16:45:00Z","terrain":-1.28},{"above_terrain":true,"airmass":1.49,"alt":42.16,"az":167.4,"t":"2026-02-27T16:50:00Z","terrain":-1.09},{"above_terrain":true,"airmass":1.48,"alt":42.35,"az":169.0,"t":"2026-02-27T16:55:00Z","terrain":-0.81},{"above_terrain":true,"airmass":1.48,"alt":42.52,"az":170.7,"t":"2026-02-27T17:00:00Z","terrain":-0.63},{"above_terrain":true,"airmass":1.47,"alt":42.66,"az":172.4,"t":"2026-02-27T17:05:00Z","terrain":-0.56},{"above_terrain":true,"airmass":1.47,"alt":42.77,"az":174.1,"t":"2026-02-27T17:10:00Z","terrain":-0.39},{"above_terrain":true,"airmass":1.47,"alt":42.85,"az":175.8,"t":"2026-02-27T17:15:00Z","terrain":-0.42},{"above_terrain":true,"airmass":1.47,"alt":42.9,"az":177.5,"t":"2026-02-27T17:20:00Z","terrain":-0.38},{"above_terrain":true,"airmass":1.47,"alt":42.93,"az":179.2,"t":"2026-02-27T17:25:00Z","terrain":-0.45},{"above_terrain":true,"airmass":1.47,"alt":42.93,"az":180.9,"t":"2026-02-27T17:30:00Z","terrain":-0.6},{"above_terrain":true,"airmass":1.47,"alt":42.9,"az":182.6,"t":"2026-02-27T17:35:00Z","terrain":-0.64},{"above_terrain":true,"airmass":1.47,"alt":42.85,"az":184.3,"t":"2026-02-27T17:40:00Z","terrain":-0.6},{"above_terrain":true,"airmass":1.47,"alt":42.76,"az":186.0,"t":"2026-02-27T17:45:00Z","terrain":-0.73},{"above_terrain":true,"airmass":1.47,"alt":42.65,"az":187.7,"t":"2026-02-27T17:50:00Z","terrain":-0.65},{"above_terrain":true,"airmass":1.48,"alt":42.51,"az":189.4,"t":"2026-02-27T17:55:00Z","terrain":-0.58},{"above_terrain":true,"airmass":1.48,"alt":42.35,"az":191.0,"t":"2026-02-27T18:00:00Z","terrain":-0.46},{"above_terrain":true,"airmass":1.49,"alt":42.15,"az":192.7,"t":"2026-02-27T18:05:00Z","terrain":-0.44},{"above_terrain":true,"airmass":1.49,"alt":41.93,"az":194.4,"t":"2026-02-27T18:10:00Z","terrain":-0.47},{"above_terrain":true,"airmass":1.5,"alt":41.69,"az":196.0,"t":"2026-02-27T18:15:00Z","terrain":-0.65},{"above_terrain":true,"airmass":1.51,"alt":41.42,"az":197.6,"t":"2026-02-27T18:20:00Z","terrain":-0.39},{"above_terrain":true,"airmass":1.52,"alt":41.12,"az":199.3,"t":"2026-02-27T18:25:00Z","terrain":-0.31},{"above_terrain":true,"airmass":1.53,"alt":40.8,"az":200.8,"t":"2026-02-27T18:30:00Z","terrain":-0.48},{"above_terrain":true,"airmass":1.54,"alt":40.46,"az":202.4,"t":"2026-02-27T18:35:00Z","terrain":-0.55},{"above_terrain":true,"airmass":1.55,"alt":40.09,"az":204.0,"t":"2026-02-27T18:40:00Z","terrain":-0.56},{"above_terrain":true,"airmass":1.56,"alt":39.69,"az":205.5,"t":"2026-02-27T18:45:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.58,"alt":39.28,"az":207.1,"t":"2026-02-27T18:50:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.59,"alt":38.84,"az":208.6,"t":"2026-02-27T18:55:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.61,"alt":38.38,"az":210.1,"t":"2026-02-27T19:00:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.62,"alt":37.91,"az":211.5,"t":"2026-02-27T19:05:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.64,"alt":37.41,"az":213.0,"t":"2026-02-27T19:10:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.66,"alt":36.89,"az":214.4,"t":"2026-02-27T19:15:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.68,"alt":36.35,"az":215.8,"t":"2026-02-27T19:20:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.71,"alt":35.79,"az":217.2,"t":"2026-02-27T19:25:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.73,"alt":35.22,"az":218.5,"t":"2026-02-27T19:30:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.76,"alt":34.63,"az":219.9,"t":"2026-02-27T19:35:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.78,"alt":34.02,"az":221.2,"t":"2026-02-27T19:40:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.81,"alt":33.39,"az":222.5,"t":"2026-02-27T19:45:00Z","terrain":0.9},{"above_terrain":true,"airmass":1.84,"alt":32.75,"az":223.8,"t":"2026-02-27T19:50:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.88,"alt":32.1,"az":225.0,"t":"2026-02-27T19:55:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.91,"alt":31.43,"az":226.3,"t":"2026-02-27T20:00:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.95,"alt":30.75,"az":227.5,"t":"2026-02-27T20:05:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.99,"alt":30.05,"az":228.7,"t":"2026-02-27T20:10:00Z","terrain":1.25},{"above_terrain":true,"airmass":2.03,"alt":29.34,"az":229.9,"t":"2026-02-27T20:15:00Z","terrain":1.17},{"above_terrain":true,"airmass":2.08,"alt":28.62,"az":231.0,"t":"2026-02-27T20:20:00Z","terrain":0.88},{"above_terrain":true,"airmass":2.13,"alt":27.89,"az":232.2,"t":"2026-02-27T20:25:00Z","terrain":0.88},{"above_terrain":true,"airmass":2.18,"alt":27.14,"az":233.3,"t":"2026-02-27T20:30:00Z","terrain":0.81},{"above_terrain":true,"airmass":2.24,"alt":26.39,"az":234.4,"t":"2026-02-27T20:35:00Z","terrain":0.88},{"above_terrain":true,"airmass":2.3,"alt":25.62,"az":235.5,"t":"2026-02-27T20:40:00Z","terrain":0.88},{"above_terrain":true,"airmass":2.37,"alt":24.84,"az":236.6,"t":"2026-02-27T20:45:00Z","terrain":0.81},{"above_terrain":true,"airmass":2.44,"alt":24.06,"az":237.7,"t":"2026-02-27T20:50:00Z","terrain":0.81},{"above_terrain":true,"airmass":2.52,"alt":23.26,"az":238.7,"t":"2026-02-27T20:55:00Z","terrain":0.59},{"above_terrain":true,"airmass":2.6,"alt":22.46,"az":239.7,"t":"2026-02-27T21:00:00Z","terrain":0.73},{"above_terrain":true,"airmass":2.7,"alt":21.64,"az":240.8,"t":"2026-02-27T21:05:00Z","terrain":0.76},{"above_terrain":true,"airmass":2.79,"alt":20.82,"az":241.8,"t":"2026-02-27T21:10:00Z","terrain":0.97},{"above_terrain":true,"airmass":2.9,"alt":20.0,"az":242.8,"t":"2026-02-27T21:15:00Z","terrain":1.02},{"above_terrain":true,"airmass":3.02,"alt":19.16,"az":243.8,"t":"2026-02-27T21:20:00Z","terrain":0.96},{"above_terrain":true,"airmass":3.15,"alt":18.32,"az":244.7,"t":"2026-02-27T21:25:00Z","terrain":0.98},{"above_terrain":true,"airmass":3.3,"alt":17.47,"az":245.7,"t":"2026-02-27T21:30:00Z","terrain":1.12},{"above_terrain":true,"airmass":3.46,"alt":16.61,"az":246.6,"t":"2026-02-27T21:35:00Z","terrain":1.08},{"above_terrain":true,"airmass":3.64,"alt":15.75,"az":247.6,"t":"2026-02-27T21:40:00Z","terrain":0.77},{"above_terrain":true,"airmass":3.84,"alt":14.88,"az":248.5,"t":"2026-02-27T21:45:00Z","terrain":0.53},{"above_terrain":true,"airmass":4.07,"alt":14.01,"az":249.4,"t":"2026-02-27T21:50:00Z","terrain":0.53},{"above_terrain":true,"airmass":4.33,"alt":13.13,"az":250.3,"t":"2026-02-27T21:55:00Z","terrain":0.58},{"above_terrain":true,"airmass":4.62,"alt":12.24,"az":251.2,"t":"2026-02-27T22:00:00Z","terrain":0.47},{"above_terrain":true,"airmass":4.96,"alt":11.36,"az":252.1,"t":"2026-02-27T22:05:00Z","terrain":0.2},{"above_terrain":true,"airmass":5.36,"alt":10.46,"az":253.0,"t":"2026-02-27T22:10:00Z","terrain":0.17},{"above_terrain":true,"airmass":5.82,"alt":9.57,"az":253.9,"t":"2026-02-27T22:15:00Z","terrain":0.17},{"above_terrain":true,"airmass":6.38,"alt":8.66,"az":254.8,"t":"2026-02-27T22:20:00Z","terrain":0.22},{"above_terrain":true,"airmass":7.05,"alt":7.76,"az":255.6,"t":"2026-02-27T22:25:00Z","terrain":0.34},{"above_terrain":true,"airmass":7.88,"alt":6.85,"az":256.5,"t":"2026-02-27T22:30:00Z","terrain":0.41},{"above_terrain":true,"airmass":8.92,"alt":5.94,"az":257.4,"t":"2026-02-27T22:35:00Z","terrain":0.4},{"above_terrain":true,"airmass":10.26,"alt":5.02,"az":258.2,"t":"2026-02-27T22:40:00Z","terrain":0.39},{"above_terrain":true,"airmass":12.06,"alt":4.11,"az":259.1,"t":"2026-02-27T22:45:00Z","terrain":0.49},{"above_terrain":true,"airmass":14.53,"alt":3.19,"az":259.9,"t":"2026-02-27T22:50:00Z","terrain":0.55},{"above_terrain":true,"airmass":18.11,"alt":2.26,"az":260.8,"t":"2026-02-27T22:55:00Z","terrain":0.77},{"above_terrain":true,"airmass":23.58,"alt":1.34,"az":261.6,"t":"2026-02-27T23:00:00Z","terrain":0.92},{"above_terrain":false,"airmass":32.38,"alt":0.41,"az":262.4,"t":"2026-02-27T23:05:00Z","terrain":0.91},{"above_terrain":false,"airmass":null,"alt":-0.52,"az":263.3,"t":"2026-02-27T23:10:00Z","terrain":0.73},{"above_terrain":false,"airmass":null,"alt":-1.45,"az":264.1,"t":"2026-02-27T23:15:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-2.38,"az":264.9,"t":"2026-02-27T23:20:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-3.31,"az":265.8,"t":"2026-02-27T23:25:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-4.24,"az":266.6,"t":"2026-02-27T23:30:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-5.18,"az":267.4,"t":"2026-02-27T23:35:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-6.11,"az":268.2,"t":"2026-02-27T23:40:00Z","terrain":0.67},{"above_terrain":false,"airmass":null,"alt":-7.05,"az":269.1,"t":"2026-02-27T23:45:00Z","terrain":0.76},{"above_terrain":false,"airmass":null,"alt":-7.99,"az":269.9,"t":"2026-02-27T23:50:00Z","terrain":0.89},{"above_terrain":false,"airmass":null,"alt":-8.92,"az":270.7,"t":"2026-02-27T23:55:00Z","terrain":0.81},{"above_terrain":false,"airmass":null,"alt":-9.86,"az":271.6,"t":"2026-02-28T00:00:00Z","terrain":0.57},{"above_terrain":false,"airmass":null,"alt":-10.79,"az":272.4,"t":"2026-02-28T00:05:00Z","terrain":0.3},{"above_terrain":false,"airmass":null,"alt":-11.73,"az":273.3,"t":"2026-02-28T00:10:00Z","terrain":0.1},{"above_terrain":false,"airmass":null,"alt":-12.66,"az":274.1,"t":"2026-02-28T00:15:00Z","terrain":-0.02},{"above_terrain":false,"airmass":null,"alt":-13.6,"az":275.0,"t":"2026-02-28T00:20:00Z","terrain":0.08},{"above_terrain":false,"airmass":null,"alt":-14.53,"az":275.8,"t":"2026-02-28T00:25:00Z","terrain":0.01},{"above_terrain":false,"airmass":null,"alt":-15.46,"az":276.7,"t":"2026-02-28T00:30:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-16.39,"az":277.5,"t":"2026-02-28T00:35:00Z","terrain":-0.11},{"above_terrain":false,"airmass":null,"alt":-17.31,"az":278.4,"t":"2026-02-28T00:40:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-18.24,"az":279.3,"t":"2026-02-28T00:45:00Z","terrain":-0.05},{"above_terrain":false,"airmass":null,"alt":-19.16,"az":280.2,"t":"2026-02-28T00:50:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-20.08,"az":281.1,"t":"2026-02-28T00:55:00Z","terrain":0.02},{"above_terrain":false,"airmass":null,"alt":-21.0,"az":282.0,"t":"2026-02-28T01:00:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-21.91,"az":282.9,"t":"2026-02-28T01:05:00Z","terrain":-0.02},{"above_terrain":false,"airmass":null,"alt":-22.82,"az":283.8,"t":"2026-02-28T01:10:00Z","terrain":0.1},{"above_terrain":false,"airmass":null,"alt":-23.73,"az":284.7,"t":"2026-02-28T01:15:00Z","terrain":0.2},{"above_terrain":false,"airmass":null,"alt":-24.63,"az":285.7,"t":"2026-02-28T01:20:00Z","terrain":0.22},{"above_terrain":false,"airmass":null,"alt":-25.53,"az":286.6,"t":"2026-02-28T01:25:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-26.43,"az":287.6,"t":"2026-02-28T01:30:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-27.32,"az":288.6,"t":"2026-02-28T01:35:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-28.2,"az":289.6,"t":"2026-02-28T01:40:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-29.08,"az":290.6,"t":"2026-02-28T01:45:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-29.95,"az":291.6,"t":"2026-02-28T01:50:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-30.82,"az":292.7,"t":"2026-02-28T01:55:00Z","terrain":0.37},{"above_terrain":false,"airmass":null,"alt":-31.68,"az":293.7,"t":"2026-02-28T02:00:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-32.53,"az":294.8,"t":"2026-02-28T02:05:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-33.38,"az":295.9,"t":"2026-02-28T02:10:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-34.22,"az":297.0,"t":"2026-02-28T02:15:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-35.05,"az":298.1,"t":"2026-02-28T02:20:00Z","terrain":0.13},{"above_terrain":false,"airmass":null,"alt":-35.87,"az":299.3,"t":"2026-02-28T02:25:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-36.68,"az":300.5,"t":"2026-02-28T02:30:00Z","terrain":0.35},{"above_terrain":false,"airmass":null,"alt":-37.48,"az":301.7,"t":"2026-02-28T02:35:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-38.27,"az":302.9,"t":"2026-02-28T02:40:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-39.05,"az":304.1,"t":"2026-02-28T02:45:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-39.82,"az":305.4,"t":"2026-02-28T02:50:00Z","terrain":-0.24},{"above_terrain":false,"airmass":null,"alt":-40.58,"az":306.7,"t":"2026-02-28T02:55:00Z","terrain":0.08},{"above_terrain":false,"airmass":null,"alt":-41.32,"az":308.0,"t":"2026-02-28T03:00:00Z","terrain":0.31},{"above_terrain":false,"airmass":null,"alt":-42.05,"az":309.4,"t":"2026-02-28T03:05:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-42.77,"az":310.8,"t":"2026-02-28T03:10:00Z","terrain":0.33},{"above_terrain":false,"airmass":null,"alt":-43.47,"az":312.2,"t":"2026-02-28T03:15:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-44.15,"az":313.6,"t":"2026-02-28T03:20:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-44.82,"az":315.1,"t":"2026-02-28T03:25:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-45.47,"az":316.6,"t":"2026-02-28T03:30:00Z","terrain":0.37},{"above_terrain":false,"airmass":null,"alt":-46.11,"az":318.2,"t":"2026-02-28T03:35:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-46.72,"az":319.7,"t":"2026-02-28T03:40:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-47.32,"az":321.3,"t":"2026-02-28T03:45:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-47.89,"az":323.0,"t":"2026-02-28T03:50:00Z","terrain":0.08},{"above_terrain":false,"airmass":null,"alt":-48.44,"az":324.7,"t":"2026-02-28T03:55:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-48.97,"az":326.4,"t":"2026-02-28T04:00:00Z","terrain":-0.3},{"above_terrain":false,"airmass":null,"alt":-49.48,"az":328.1,"t":"2026-02-28T04:05:00Z","terrain":-0.22},{"above_terrain":false,"airmass":null,"alt":-49.96,"az":329.9,"t":"2026-02-28T04:10:00Z","terrain":-0.33},{"above_terrain":false,"airmass":null,"alt":-50.42,"az":331.7,"t":"2026-02-28T04:15:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-50.85,"az":333.6,"t":"2026-02-28T04:20:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-51.25,"az":335.4,"t":"2026-02-28T04:25:00Z","terrain":-0.7},{"above_terrain":false,"airmass":null,"alt":-51.63,"az":337.4,"t":"2026-02-28T04:30:00Z","terrain":-0.64},{"above_terrain":false,"airmass":null,"alt":-51.97,"az":339.3,"t":"2026-02-28T04:35:00Z","terrain":-0.68},{"above_terrain":false,"airmass":null,"alt":-52.29,"az":341.3,"t":"2026-02-28T04:40:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-52.57,"az":343.3,"t":"2026-02-28T04:45:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-52.83,"az":345.3,"t":"2026-02-28T04:50:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-53.05,"az":347.3,"t":"2026-02-28T04:55:00Z","terrain":-0.33},{"above_terrain":false,"airmass":null,"alt":-53.24,"az":349.4,"t":"2026-02-28T05:00:00Z","terrain":0.05},{"above_terrain":false,"airmass":null,"alt":-53.39,"az":351.4,"t":"2026-02-28T05:05:00Z","terrain":0.2},{"above_terrain":false,"airmass":null,"alt":-53.52,"az":353.5,"t":"2026-02-28T05:10:00Z","terrain":0.56},{"above_terrain":false,"airmass":null,"alt":-53.6,"az":355.6,"t":"2026-02-28T05:15:00Z","terrain":0.7},{"above_terrain":false,"airmass":null,"alt":-53.66,"az":357.7,"t":"2026-02-28T05:20:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-53.68,"az":359.8,"t":"2026-02-28T05:25:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-53.66,"az":1.9,"t":"2026-02-28T05:30:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-53.62,"az":4.0,"t":"2026-02-28T05:35:00Z","terrain":-0.29},{"above_terrain":false,"airmass":null,"alt":-53.53,"az":6.1,"t":"2026-02-28T05:40:00Z","terrain":-0.57},{"above_terrain":false,"airmass":null,"alt":-53.42,"az":8.2,"t":"2026-02-28T05:45:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-53.27,"az":10.3,"t":"2026-02-28T05:50:00Z","terrain":-0.54},{"above_terrain":false,"airmass":null,"alt":-53.08,"az":12.4,"t":"2026-02-28T05:55:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-52.86,"az":14.4,"t":"2026-02-28T06:00:00Z","terrain":0.22},{"above_terrain":false,"airmass":null,"alt":-52.62,"az":16.4,"t":"2026-02-28T06:05:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-52.34,"az":18.4,"t":"2026-02-28T06:10:00Z","terrain":0.57},{"above_terrain":false,"airmass":null,"alt":-52.03,"az":20.4,"t":"2026-02-28T06:15:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-51.68,"az":22.3,"t":"2026-02-28T06:20:00Z","terrain":1.05},{"above_terrain":false,"airmass":null,"alt":-51.31,"az":24.2,"t":"2026-02-28T06:25:00Z","terrain":0.99},{"above_terrain":false,"airmass":null,"alt":-50.92,"az":26.1,"t":"2026-02-28T06:30:00Z","terrain":1.33},{"above_terrain":false,"airmass":null,"alt":-50.49,"az":28.0,"t":"2026-02-28T06:35:00Z","terrain":1.19},{"above_terrain":false,"airmass":null,"alt":-50.04,"az":29.8,"t":"2026-02-28T06:40:00Z","terrain":1.12},{"above_terrain":false,"airmass":null,"alt":-49.56,"az":31.6,"t":"2026-02-28T06:45:00Z","terrain":1.32},{"above_terrain":false,"airmass":null,"alt":-49.06,"az":33.3,"t":"2026-02-28T06:50:00Z","terrain":0.8},{"above_terrain":false,"airmass":null,"alt":-48.53,"az":35.1,"t":"2026-02-28T06:55:00Z","terrain":0.05},{"above_terrain":false,"airmass":null,"alt":-47.98,"az":36.7,"t":"2026-02-28T07:00:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-47.41,"az":38.4,"t":"2026-02-28T07:05:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-46.82,"az":40.0,"t":"2026-02-28T07:10:00Z","terrain":-0.05},{"above_terrain":false,"airmass":null,"alt":-46.21,"az":41.6,"t":"2026-02-28T07:15:00Z","terrain":0.08},{"above_terrain":false,"airmass":null,"alt":-45.58,"az":43.1,"t":"2026-02-28T07:20:00Z","terrain":0.27},{"above_terrain":false,"airmass":null,"alt":-44.93,"az":44.6,"t":"2026-02-28T07:25:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-44.26,"az":46.1,"t":"2026-02-28T07:30:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-43.58,"az":47.6,"t":"2026-02-28T07:35:00Z","terrain":0.56},{"above_terrain":false,"airmass":null,"alt":-42.88,"az":49.0,"t":"2026-02-28T07:40:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-42.17,"az":50.4,"t":"2026-02-28T07:45:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-41.44,"az":51.7,"t":"2026-02-28T07:50:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-40.7,"az":53.1,"t":"2026-02-28T07:55:00Z","terrain":0.85},{"above_terrain":false,"airmass":null,"alt":-39.94,"az":54.4,"t":"2026-02-28T08:00:00Z","terrain":1.03},{"above_terrain":false,"airmass":null,"alt":-39.18,"az":55.7,"t":"2026-02-28T08:05:00Z","terrain":1.06},{"above_terrain":false,"airmass":null,"alt":-38.4,"az":56.9,"t":"2026-02-28T08:10:00Z","terrain":1.07},{"above_terrain":false,"airmass":null,"alt":-37.61,"az":58.1,"t":"2026-02-28T08:15:00Z","terrain":1.24},{"above_terrain":false,"airmass":null,"alt":-36.81,"az":59.3,"t":"2026-02-28T08:20:00Z","terrain":1.2},{"above_terrain":false,"airmass":null,"alt":-36.0,"az":60.5,"t":"2026-02-28T08:25:00Z","terrain":1.13},{"above_terrain":false,"airmass":null,"alt":-35.18,"az":61.7,"t":"2026-02-28T08:30:00Z","terrain":1.04},{"above_terrain":false,"airmass":null,"alt":-34.35,"az":62.8,"t":"2026-02-28T08:35:00Z","terrain":0.93},{"above_terrain":false,"airmass":null,"alt":-33.51,"az":63.9,"t":"2026-02-28T08:40:00Z","terrain":0.78},{"above_terrain":false,"airmass":null,"alt":-32.67,"az":65.0,"t":"2026-02-28T08:45:00Z","terrain":0.77},{"above_terrain":false,"airmass":null,"alt":-31.82,"az":66.1,"t":"2026-02-28T08:50:00Z","terrain":0.84},{"above_terrain":false,"airmass":null,"alt":-30.96,"az":67.2,"t":"2026-02-28T08:55:00Z","terrain":0.94},{"above_terrain":false,"airmass":null,"alt":-30.09,"az":68.2,"t":"2026-02-28T09:00:00Z","terrain":1.0},{"above_terrain":false,"airmass":null,"alt":-29.22,"az":69.2,"t":"2026-02-28T09:05:00Z","terrain":1.09},{"above_terrain":false,"airmass":null,"alt":-28.34,"az":70.2,"t":"2026-02-28T09:10:00Z","terrain":1.23},{"above_terrain":false,"airmass":null,"alt":-27.46,"az":71.2,"t":"2026-02-28T09:15:00Z","terrain":1.25},{"above_terrain":false,"airmass":null,"alt":-26.57,"az":72.2,"t":"2026-02-28T09:20:00Z","terrain":1.15},{"above_terrain":false,"airmass":null,"alt":-25.68,"az":73.2,"t":"2026-02-28T09:25:00Z","terrain":0.94},{"above_terrain":false,"airmass":null,"alt":-24.78,"az":74.2,"t":"2026-02-28T09:30:00Z","terrain":0.71},{"above_terrain":false,"airmass":null,"alt":-23.88,"az":75.1,"t":"2026-02-28T09:35:00Z","terrain":0.64},{"above_terrain":false,"airmass":null,"alt":-22.97,"az":76.0,"t":"2026-02-28T09:40:00Z","terrain":0.72},{"above_terrain":false,"airmass":null,"alt":-22.06,"az":77.0,"t":"2026-02-28T09:45:00Z","terrain":0.7},{"above_terrain":false,"airmass":null,"alt":-21.15,"az":77.9,"t":"2026-02-28T09:50:00Z","terrain":0.64},{"above_terrain":false,"airmass":null,"alt":-20.23,"az":78.8,"t":"2026-02-28T09:55:00Z","terrain":0.58},{"above_terrain":false,"airmass":null,"alt":-19.31,"az":79.7,"t":"2026-02-28T10:00:00Z","terrain":0.5}],"transit":{"airmass":1.47,"alt":42.9,"az":179.2,"t":"2026-02-27T17:25:00Z"},"usable_hours":3.5,"verdict":"marginal","zenith_passage":false},"warnings":[]}