{"assessment":{"best_window":{"end":"2026-12-23T23:00Z","end_local":"01:00","hours":6.33,"label":"marginal","mean_quality":0.44,"start":"2026-12-23T16:40Z","start_local":"18:40"},"cost":{"altitude":5.34,"clouds":0.0,"darkness":1.44,"moon":3.67},"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":"Astronomically possible, with compromises \u2014 weather unknown","hourly":[{"alt":55,"cloud":null,"high":null,"iso":"2026-12-23T15:00Z","label":"unusable","low":null,"mid":null,"moon_alt":8,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"17:00","wind":null},{"alt":66,"cloud":null,"high":null,"iso":"2026-12-23T16:00Z","label":"poor","low":null,"mid":null,"moon_alt":18,"precip":null,"q":0.09,"rh":null,"sky":"nautical twilight","temp":null,"time":"18:00","wind":null},{"alt":76,"cloud":null,"high":null,"iso":"2026-12-23T17:00Z","label":"marginal","low":null,"mid":null,"moon_alt":28,"precip":null,"q":0.56,"rh":null,"sky":"night","temp":null,"time":"19:00","wind":null},{"alt":79,"cloud":null,"high":null,"iso":"2026-12-23T18:00Z","label":"marginal","low":null,"mid":null,"moon_alt":39,"precip":null,"q":0.51,"rh":null,"sky":"night","temp":null,"time":"20:00","wind":null},{"alt":72,"cloud":null,"high":null,"iso":"2026-12-23T19:00Z","label":"marginal","low":null,"mid":null,"moon_alt":50,"precip":null,"q":0.47,"rh":null,"sky":"night","temp":null,"time":"21:00","wind":null},{"alt":61,"cloud":null,"high":null,"iso":"2026-12-23T20:00Z","label":"marginal","low":null,"mid":null,"moon_alt":60,"precip":null,"q":0.44,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":50,"cloud":null,"high":null,"iso":"2026-12-23T21:00Z","label":"marginal","low":null,"mid":null,"moon_alt":70,"precip":null,"q":0.39,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":39,"cloud":null,"high":null,"iso":"2026-12-23T22:00Z","label":"marginal","low":null,"mid":null,"moon_alt":75,"precip":null,"q":0.35,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":28,"cloud":null,"high":null,"iso":"2026-12-23T23:00Z","label":"poor","low":null,"mid":null,"moon_alt":73,"precip":null,"q":0.3,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":18,"cloud":null,"high":null,"iso":"2026-12-24T00:00Z","label":"unusable","low":null,"mid":null,"moon_alt":64,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":8,"cloud":null,"high":null,"iso":"2026-12-24T01:00Z","label":"unusable","low":null,"mid":null,"moon_alt":54,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":-1,"cloud":null,"high":null,"iso":"2026-12-24T02:00Z","label":"unusable","low":null,"mid":null,"moon_alt":43,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":-8,"cloud":null,"high":null,"iso":"2026-12-24T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":32,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":-14,"cloud":null,"high":null,"iso":"2026-12-24T04:00Z","label":"unusable","low":null,"mid":null,"moon_alt":22,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"06:00","wind":null},{"alt":-17,"cloud":null,"high":null,"iso":"2026-12-24T05:00Z","label":"unusable","low":null,"mid":null,"moon_alt":12,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"07:00","wind":null}],"peak_quality":0.57,"peak_sky":0.57,"quality_hours":3.21,"reasons":["the target being low or below 20\u00b0 cost 5.3 quality-hours","moonlight cost 3.7 quality-hours","daylight and twilight cost 1.4 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":46,"score_weather":null,"sky_hours":3.21,"verdict":"unknown","verdict_astronomy":"marginal","weather_known":false,"windows":[{"end":"2026-12-23T15:30Z","end_local":"17:30","hours":0.67,"label":"unusable","mean_quality":0.0,"start":"2026-12-23T14:50Z","start_local":"16:50"},{"end":"2026-12-23T16:05Z","end_local":"18:05","hours":0.58,"label":"poor","mean_quality":0.09,"start":"2026-12-23T15:30Z","start_local":"17:30"},{"end":"2026-12-23T16:10Z","end_local":"18:10","hours":0.08,"label":"marginal","mean_quality":0.3,"start":"2026-12-23T16:05Z","start_local":"18:05"},{"end":"2026-12-23T16:40Z","end_local":"18:40","hours":0.5,"label":"poor","mean_quality":0.29,"start":"2026-12-23T16:10Z","start_local":"18:10"},{"end":"2026-12-23T23:00Z","end_local":"01:00","hours":6.33,"label":"marginal","mean_quality":0.44,"start":"2026-12-23T16:40Z","start_local":"18:40"},{"end":"2026-12-23T23:50Z","end_local":"01:50","hours":0.83,"label":"poor","mean_quality":0.23,"start":"2026-12-23T23:00Z","start_local":"01:00"},{"end":"2026-12-24T05:50Z","end_local":"07:50","hours":6.0,"label":"unusable","mean_quality":0.0,"start":"2026-12-23T23:50Z","start_local":"01:50"}]},"calculation_version":"2026-10-10.1","forecast":[],"forecast_source":"none","forecast_updated_at":null,"limits":{"good_alt":30.0,"usable_alt":20.0},"night":{"dark_from":"2026-12-23T16:35:08Z","dark_hours":11.51,"dark_to":"2026-12-24T04:05:29Z","moon":{"illumination":0.998,"phase":"full moon","waxing":true},"moon_free_dark_hours":0.0,"moonrise":"2026-12-23T14:05:55Z","moonset":"2026-12-24T06:14:25Z","sunrise":"2026-12-24T05:45:59Z","sunset":"2026-12-23T14:54:36Z","twilight":{"astronomical":{"end":"2026-12-23T16:35:08Z","start":"2026-12-24T04:05:29Z"},"civil":{"end":"2026-12-23T15:26:12Z","start":"2026-12-24T05:14:25Z"},"nautical":{"end":"2026-12-23T16:01:16Z","start":"2026-12-24T04:39:21Z"}},"window_end":"2026-12-24T10:00:00Z","window_start":"2026-12-23T10:00:00Z"},"night_date":"2026-12-23","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.02,"alt":79.1,"t":"2026-12-23T17:45:00Z"},"dec":30.66017511,"dec_of_date":30.7977,"dec_str":"+30\u00b0 39' 36.6\"","good_hours":6.17,"limit_rise":"2026-12-23T11:48:47Z","limit_set":"2026-12-23T23:45:47Z","max_az_rate_deg_per_min":1.14,"moon_separation":57.6,"never_rises":false,"ra":23.46206906,"ra_of_date":23.8435,"ra_str":"01h 33m 50.9s","resolved":{"common_name":"Triangulum Pinwheel","dec":30.66017511,"morphology":"SA(s)cd","name":"M 33","ra":23.46206906,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=M33","source":"sesame","type":"GiG","type_text":"galaxy in a group","vmag":5.72},"summary":"6.2 dark hours above 30\u00b0 \u2014 a proper target for this night.","terrain":{"available":true,"behind_at":"2026-12-24T01:52:12Z","blocked_dark_hours":0,"clears_at":"2026-12-24T09:40:37Z","rise_az":49.9},"track":[{"above_terrain":true,"airmass":16.06,"alt":2.75,"az":49.9,"t":"2026-12-23T10:00:00Z","terrain":0.4},{"above_terrain":true,"airmass":13.68,"alt":3.47,"az":50.7,"t":"2026-12-23T10:05:00Z","terrain":0.5},{"above_terrain":true,"airmass":11.85,"alt":4.2,"az":51.5,"t":"2026-12-23T10:10:00Z","terrain":0.58},{"above_terrain":true,"airmass":10.42,"alt":4.93,"az":52.3,"t":"2026-12-23T10:15:00Z","terrain":0.7},{"above_terrain":true,"airmass":9.27,"alt":5.68,"az":53.1,"t":"2026-12-23T10:20:00Z","terrain":0.86},{"above_terrain":true,"airmass":8.33,"alt":6.43,"az":53.9,"t":"2026-12-23T10:25:00Z","terrain":0.98},{"above_terrain":true,"airmass":7.55,"alt":7.19,"az":54.6,"t":"2026-12-23T10:30:00Z","terrain":1.05},{"above_terrain":true,"airmass":6.89,"alt":7.96,"az":55.4,"t":"2026-12-23T10:35:00Z","terrain":1.07},{"above_terrain":true,"airmass":6.33,"alt":8.73,"az":56.2,"t":"2026-12-23T10:40:00Z","terrain":1.05},{"above_terrain":true,"airmass":5.85,"alt":9.51,"az":56.9,"t":"2026-12-23T10:45:00Z","terrain":1.07},{"above_terrain":true,"airmass":5.43,"alt":10.3,"az":57.7,"t":"2026-12-23T10:50:00Z","terrain":1.19},{"above_terrain":true,"airmass":5.07,"alt":11.09,"az":58.4,"t":"2026-12-23T10:55:00Z","terrain":1.23},{"above_terrain":true,"airmass":4.75,"alt":11.89,"az":59.1,"t":"2026-12-23T11:00:00Z","terrain":1.2},{"above_terrain":true,"airmass":4.46,"alt":12.7,"az":59.9,"t":"2026-12-23T11:05:00Z","terrain":1.18},{"above_terrain":true,"airmass":4.21,"alt":13.51,"az":60.6,"t":"2026-12-23T11:10:00Z","terrain":1.12},{"above_terrain":true,"airmass":3.98,"alt":14.33,"az":61.3,"t":"2026-12-23T11:15:00Z","terrain":1.07},{"above_terrain":true,"airmass":3.78,"alt":15.15,"az":62.0,"t":"2026-12-23T11:20:00Z","terrain":1.01},{"above_terrain":true,"airmass":3.59,"alt":15.98,"az":62.7,"t":"2026-12-23T11:25:00Z","terrain":0.94},{"above_terrain":true,"airmass":3.42,"alt":16.82,"az":63.4,"t":"2026-12-23T11:30:00Z","terrain":0.85},{"above_terrain":true,"airmass":3.27,"alt":17.66,"az":64.1,"t":"2026-12-23T11:35:00Z","terrain":0.77},{"above_terrain":true,"airmass":3.12,"alt":18.5,"az":64.9,"t":"2026-12-23T11:40:00Z","terrain":0.77},{"above_terrain":true,"airmass":2.99,"alt":19.35,"az":65.6,"t":"2026-12-23T11:45:00Z","terrain":0.8},{"above_terrain":true,"airmass":2.88,"alt":20.21,"az":66.2,"t":"2026-12-23T11:50:00Z","terrain":0.85},{"above_terrain":true,"airmass":2.76,"alt":21.07,"az":66.9,"t":"2026-12-23T11:55:00Z","terrain":0.92},{"above_terrain":true,"airmass":2.66,"alt":21.93,"az":67.6,"t":"2026-12-23T12:00:00Z","terrain":0.97},{"above_terrain":true,"airmass":2.57,"alt":22.8,"az":68.3,"t":"2026-12-23T12:05:00Z","terrain":1.01},{"above_terrain":true,"airmass":2.48,"alt":23.67,"az":69.0,"t":"2026-12-23T12:10:00Z","terrain":1.05},{"above_terrain":true,"airmass":2.4,"alt":24.54,"az":69.7,"t":"2026-12-23T12:15:00Z","terrain":1.17},{"above_terrain":true,"airmass":2.32,"alt":25.42,"az":70.4,"t":"2026-12-23T12:20:00Z","terrain":1.24},{"above_terrain":true,"airmass":2.25,"alt":26.31,"az":71.1,"t":"2026-12-23T12:25:00Z","terrain":1.26},{"above_terrain":true,"airmass":2.18,"alt":27.19,"az":71.7,"t":"2026-12-23T12:30:00Z","terrain":1.22},{"above_terrain":true,"airmass":2.12,"alt":28.08,"az":72.4,"t":"2026-12-23T12:35:00Z","terrain":1.11},{"above_terrain":true,"airmass":2.06,"alt":28.98,"az":73.1,"t":"2026-12-23T12:40:00Z","terrain":0.96},{"above_terrain":true,"airmass":2.0,"alt":29.88,"az":73.8,"t":"2026-12-23T12:45:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.95,"alt":30.78,"az":74.5,"t":"2026-12-23T12:50:00Z","terrain":0.68},{"above_terrain":true,"airmass":1.9,"alt":31.68,"az":75.2,"t":"2026-12-23T12:55:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.85,"alt":32.59,"az":75.9,"t":"2026-12-23T13:00:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.81,"alt":33.49,"az":76.5,"t":"2026-12-23T13:05:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.77,"alt":34.41,"az":77.2,"t":"2026-12-23T13:10:00Z","terrain":0.68},{"above_terrain":true,"airmass":1.73,"alt":35.32,"az":77.9,"t":"2026-12-23T13:15:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.69,"alt":36.24,"az":78.6,"t":"2026-12-23T13:20:00Z","terrain":0.59},{"above_terrain":true,"airmass":1.65,"alt":37.16,"az":79.3,"t":"2026-12-23T13:25:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.62,"alt":38.08,"az":80.0,"t":"2026-12-23T13:30:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.59,"alt":39.0,"az":80.7,"t":"2026-12-23T13:35:00Z","terrain":0.62},{"above_terrain":true,"airmass":1.56,"alt":39.92,"az":81.4,"t":"2026-12-23T13:40:00Z","terrain":0.73},{"above_terrain":true,"airmass":1.53,"alt":40.85,"az":82.2,"t":"2026-12-23T13:45:00Z","terrain":0.74},{"above_terrain":true,"airmass":1.5,"alt":41.78,"az":82.9,"t":"2026-12-23T13:50:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.47,"alt":42.71,"az":83.6,"t":"2026-12-23T13:55:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.45,"alt":43.64,"az":84.4,"t":"2026-12-23T14:00:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.42,"alt":44.57,"az":85.1,"t":"2026-12-23T14:05:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.4,"alt":45.5,"az":85.9,"t":"2026-12-23T14:10:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.38,"alt":46.44,"az":86.7,"t":"2026-12-23T14:15:00Z","terrain":0.1},{"above_terrain":true,"airmass":1.36,"alt":47.37,"az":87.4,"t":"2026-12-23T14:20:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.34,"alt":48.31,"az":88.2,"t":"2026-12-23T14:25:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.32,"alt":49.24,"az":89.0,"t":"2026-12-23T14:30:00Z","terrain":-0.2},{"above_terrain":true,"airmass":1.3,"alt":50.18,"az":89.9,"t":"2026-12-23T14:35:00Z","terrain":-0.22},{"above_terrain":true,"airmass":1.28,"alt":51.11,"az":90.7,"t":"2026-12-23T14:40:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.27,"alt":52.05,"az":91.6,"t":"2026-12-23T14:45:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.25,"alt":52.99,"az":92.4,"t":"2026-12-23T14:50:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.24,"alt":53.92,"az":93.3,"t":"2026-12-23T14:55:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.22,"alt":54.85,"az":94.3,"t":"2026-12-23T15:00:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.21,"alt":55.79,"az":95.2,"t":"2026-12-23T15:05:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.2,"alt":56.72,"az":96.2,"t":"2026-12-23T15:10:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.18,"alt":57.65,"az":97.2,"t":"2026-12-23T15:15:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.17,"alt":58.58,"az":98.2,"t":"2026-12-23T15:20:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.16,"alt":59.5,"az":99.3,"t":"2026-12-23T15:25:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.15,"alt":60.42,"az":100.4,"t":"2026-12-23T15:30:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.14,"alt":61.34,"az":101.5,"t":"2026-12-23T15:35:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.13,"alt":62.26,"az":102.7,"t":"2026-12-23T15:40:00Z","terrain":-0.17},{"above_terrain":true,"airmass":1.12,"alt":63.17,"az":104.0,"t":"2026-12-23T15:45:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.11,"alt":64.07,"az":105.3,"t":"2026-12-23T15:50:00Z","terrain":-0.34},{"above_terrain":true,"airmass":1.1,"alt":64.97,"az":106.7,"t":"2026-12-23T15:55:00Z","terrain":-0.62},{"above_terrain":true,"airmass":1.1,"alt":65.87,"az":108.1,"t":"2026-12-23T16:00:00Z","terrain":-0.96},{"above_terrain":true,"airmass":1.09,"alt":66.75,"az":109.7,"t":"2026-12-23T16:05:00Z","terrain":-1.16},{"above_terrain":true,"airmass":1.08,"alt":67.63,"az":111.3,"t":"2026-12-23T16:10:00Z","terrain":-1.34},{"above_terrain":true,"airmass":1.07,"alt":68.5,"az":113.0,"t":"2026-12-23T16:15:00Z","terrain":-1.44},{"above_terrain":true,"airmass":1.07,"alt":69.35,"az":114.8,"t":"2026-12-23T16:20:00Z","terrain":-1.53},{"above_terrain":true,"airmass":1.06,"alt":70.19,"az":116.7,"t":"2026-12-23T16:25:00Z","terrain":-1.59},{"above_terrain":true,"airmass":1.06,"alt":71.02,"az":118.8,"t":"2026-12-23T16:30:00Z","terrain":-1.47},{"above_terrain":true,"airmass":1.05,"alt":71.83,"az":121.0,"t":"2026-12-23T16:35:00Z","terrain":-1.25},{"above_terrain":true,"airmass":1.05,"alt":72.63,"az":123.4,"t":"2026-12-23T16:40:00Z","terrain":-1.43},{"above_terrain":true,"airmass":1.04,"alt":73.4,"az":126.0,"t":"2026-12-23T16:45:00Z","terrain":-1.6},{"above_terrain":true,"airmass":1.04,"alt":74.14,"az":128.8,"t":"2026-12-23T16:50:00Z","terrain":-1.2},{"above_terrain":true,"airmass":1.04,"alt":74.85,"az":131.8,"t":"2026-12-23T16:55:00Z","terrain":-1.65},{"above_terrain":true,"airmass":1.03,"alt":75.53,"az":135.1,"t":"2026-12-23T17:00:00Z","terrain":-1.3},{"above_terrain":true,"airmass":1.03,"alt":76.17,"az":138.6,"t":"2026-12-23T17:05:00Z","terrain":-1.25},{"above_terrain":true,"airmass":1.03,"alt":76.77,"az":142.4,"t":"2026-12-23T17:10:00Z","terrain":-1.34},{"above_terrain":true,"airmass":1.02,"alt":77.31,"az":146.6,"t":"2026-12-23T17:15:00Z","terrain":-1.39},{"above_terrain":true,"airmass":1.02,"alt":77.8,"az":151.0,"t":"2026-12-23T17:20:00Z","terrain":-1.22},{"above_terrain":true,"airmass":1.02,"alt":78.22,"az":155.8,"t":"2026-12-23T17:25:00Z","terrain":-1.22},{"above_terrain":true,"airmass":1.02,"alt":78.56,"az":160.9,"t":"2026-12-23T17:30:00Z","terrain":-1.13},{"above_terrain":true,"airmass":1.02,"alt":78.83,"az":166.2,"t":"2026-12-23T17:35:00Z","terrain":-1.22},{"above_terrain":true,"airmass":1.02,"alt":79.01,"az":171.7,"t":"2026-12-23T17:40:00Z","terrain":-0.6},{"above_terrain":true,"airmass":1.02,"alt":79.09,"az":177.4,"t":"2026-12-23T17:45:00Z","terrain":-0.38},{"above_terrain":true,"airmass":1.02,"alt":79.09,"az":183.1,"t":"2026-12-23T17:50:00Z","terrain":-0.61},{"above_terrain":true,"airmass":1.02,"alt":78.99,"az":188.7,"t":"2026-12-23T17:55:00Z","terrain":-0.61},{"above_terrain":true,"airmass":1.02,"alt":78.81,"az":194.2,"t":"2026-12-23T18:00:00Z","terrain":-0.48},{"above_terrain":true,"airmass":1.02,"alt":78.54,"az":199.5,"t":"2026-12-23T18:05:00Z","terrain":-0.29},{"above_terrain":true,"airmass":1.02,"alt":78.18,"az":204.6,"t":"2026-12-23T18:10:00Z","terrain":-0.34},{"above_terrain":true,"airmass":1.02,"alt":77.76,"az":209.3,"t":"2026-12-23T18:15:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.02,"alt":77.27,"az":213.8,"t":"2026-12-23T18:20:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.03,"alt":76.72,"az":217.9,"t":"2026-12-23T18:25:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.03,"alt":76.12,"az":221.7,"t":"2026-12-23T18:30:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.03,"alt":75.48,"az":225.2,"t":"2026-12-23T18:35:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.04,"alt":74.79,"az":228.5,"t":"2026-12-23T18:40:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.04,"alt":74.08,"az":231.5,"t":"2026-12-23T18:45:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.04,"alt":73.33,"az":234.2,"t":"2026-12-23T18:50:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.05,"alt":72.56,"az":236.8,"t":"2026-12-23T18:55:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.05,"alt":71.77,"az":239.2,"t":"2026-12-23T19:00:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.06,"alt":70.95,"az":241.4,"t":"2026-12-23T19:05:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.06,"alt":70.12,"az":243.4,"t":"2026-12-23T19:10:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.07,"alt":69.28,"az":245.4,"t":"2026-12-23T19:15:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.07,"alt":68.42,"az":247.2,"t":"2026-12-23T19:20:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.08,"alt":67.56,"az":248.9,"t":"2026-12-23T19:25:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.09,"alt":66.68,"az":250.5,"t":"2026-12-23T19:30:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.1,"alt":65.79,"az":252.0,"t":"2026-12-23T19:35:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.1,"alt":64.9,"az":253.4,"t":"2026-12-23T19:40:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.11,"alt":64.0,"az":254.8,"t":"2026-12-23T19:45:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.12,"alt":63.09,"az":256.1,"t":"2026-12-23T19:50:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.13,"alt":62.18,"az":257.4,"t":"2026-12-23T19:55:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.14,"alt":61.27,"az":258.6,"t":"2026-12-23T20:00:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.15,"alt":60.35,"az":259.7,"t":"2026-12-23T20:05:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.16,"alt":59.42,"az":260.8,"t":"2026-12-23T20:10:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.17,"alt":58.5,"az":261.9,"t":"2026-12-23T20:15:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.18,"alt":57.57,"az":262.9,"t":"2026-12-23T20:20:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.2,"alt":56.64,"az":263.9,"t":"2026-12-23T20:25:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.21,"alt":55.71,"az":264.9,"t":"2026-12-23T20:30:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.22,"alt":54.78,"az":265.8,"t":"2026-12-23T20:35:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.24,"alt":53.84,"az":266.7,"t":"2026-12-23T20:40:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.25,"alt":52.91,"az":267.6,"t":"2026-12-23T20:45:00Z","terrain":0.62},{"above_terrain":true,"airmass":1.27,"alt":51.97,"az":268.5,"t":"2026-12-23T20:50:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.28,"alt":51.04,"az":269.4,"t":"2026-12-23T20:55:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.3,"alt":50.1,"az":270.2,"t":"2026-12-23T21:00:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.32,"alt":49.16,"az":271.0,"t":"2026-12-23T21:05:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.34,"alt":48.23,"az":271.8,"t":"2026-12-23T21:10:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.36,"alt":47.29,"az":272.6,"t":"2026-12-23T21:15:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.38,"alt":46.36,"az":273.4,"t":"2026-12-23T21:20:00Z","terrain":0.07},{"above_terrain":true,"airmass":1.4,"alt":45.43,"az":274.2,"t":"2026-12-23T21:25:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.43,"alt":44.49,"az":274.9,"t":"2026-12-23T21:30:00Z","terrain":0.08},{"above_terrain":true,"airmass":1.45,"alt":43.56,"az":275.7,"t":"2026-12-23T21:35:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.47,"alt":42.63,"az":276.4,"t":"2026-12-23T21:40:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.5,"alt":41.7,"az":277.2,"t":"2026-12-23T21:45:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.53,"alt":40.77,"az":277.9,"t":"2026-12-23T21:50:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.56,"alt":39.85,"az":278.6,"t":"2026-12-23T21:55:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.59,"alt":38.92,"az":279.3,"t":"2026-12-23T22:00:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.62,"alt":38.0,"az":280.0,"t":"2026-12-23T22:05:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.66,"alt":37.08,"az":280.7,"t":"2026-12-23T22:10:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.69,"alt":36.16,"az":281.4,"t":"2026-12-23T22:15:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.73,"alt":35.24,"az":282.1,"t":"2026-12-23T22:20:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.77,"alt":34.33,"az":282.8,"t":"2026-12-23T22:25:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.81,"alt":33.42,"az":283.5,"t":"2026-12-23T22:30:00Z","terrain":0.06},{"above_terrain":true,"airmass":1.86,"alt":32.51,"az":284.2,"t":"2026-12-23T22:35:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.9,"alt":31.6,"az":284.9,"t":"2026-12-23T22:40:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.95,"alt":30.7,"az":285.6,"t":"2026-12-23T22:45:00Z","terrain":0.22},{"above_terrain":true,"airmass":2.01,"alt":29.8,"az":286.3,"t":"2026-12-23T22:50:00Z","terrain":0.26},{"above_terrain":true,"airmass":2.06,"alt":28.9,"az":286.9,"t":"2026-12-23T22:55:00Z","terrain":0.36},{"above_terrain":true,"airmass":2.12,"alt":28.01,"az":287.6,"t":"2026-12-23T23:00:00Z","terrain":0.24},{"above_terrain":true,"airmass":2.19,"alt":27.12,"az":288.3,"t":"2026-12-23T23:05:00Z","terrain":0.17},{"above_terrain":true,"airmass":2.25,"alt":26.23,"az":289.0,"t":"2026-12-23T23:10:00Z","terrain":0.18},{"above_terrain":true,"airmass":2.33,"alt":25.35,"az":289.7,"t":"2026-12-23T23:15:00Z","terrain":0.25},{"above_terrain":true,"airmass":2.4,"alt":24.47,"az":290.4,"t":"2026-12-23T23:20:00Z","terrain":0.36},{"above_terrain":true,"airmass":2.49,"alt":23.59,"az":291.0,"t":"2026-12-23T23:25:00Z","terrain":0.49},{"above_terrain":true,"airmass":2.57,"alt":22.72,"az":291.7,"t":"2026-12-23T23:30:00Z","terrain":0.53},{"above_terrain":true,"airmass":2.67,"alt":21.86,"az":292.4,"t":"2026-12-23T23:35:00Z","terrain":0.43},{"above_terrain":true,"airmass":2.77,"alt":20.99,"az":293.1,"t":"2026-12-23T23:40:00Z","terrain":0.28},{"above_terrain":true,"airmass":2.88,"alt":20.13,"az":293.8,"t":"2026-12-23T23:45:00Z","terrain":0.26},{"above_terrain":true,"airmass":3.01,"alt":19.28,"az":294.5,"t":"2026-12-23T23:50:00Z","terrain":0.24},{"above_terrain":true,"airmass":3.14,"alt":18.43,"az":295.2,"t":"2026-12-23T23:55:00Z","terrain":0.25},{"above_terrain":true,"airmass":3.28,"alt":17.59,"az":295.9,"t":"2026-12-24T00:00:00Z","terrain":0.32},{"above_terrain":true,"airmass":3.43,"alt":16.75,"az":296.6,"t":"2026-12-24T00:05:00Z","terrain":0.29},{"above_terrain":true,"airmass":3.6,"alt":15.91,"az":297.3,"t":"2026-12-24T00:10:00Z","terrain":0.21},{"above_terrain":true,"airmass":3.79,"alt":15.08,"az":298.0,"t":"2026-12-24T00:15:00Z","terrain":0.12},{"above_terrain":true,"airmass":4.0,"alt":14.26,"az":298.8,"t":"2026-12-24T00:20:00Z","terrain":0.16},{"above_terrain":true,"airmass":4.23,"alt":13.44,"az":299.5,"t":"2026-12-24T00:25:00Z","terrain":0.27},{"above_terrain":true,"airmass":4.49,"alt":12.63,"az":300.2,"t":"2026-12-24T00:30:00Z","terrain":0.36},{"above_terrain":true,"airmass":4.77,"alt":11.83,"az":300.9,"t":"2026-12-24T00:35:00Z","terrain":0.32},{"above_terrain":true,"airmass":5.1,"alt":11.03,"az":301.7,"t":"2026-12-24T00:40:00Z","terrain":0.16},{"above_terrain":true,"airmass":5.47,"alt":10.23,"az":302.4,"t":"2026-12-24T00:45:00Z","terrain":-0.05},{"above_terrain":true,"airmass":5.89,"alt":9.45,"az":303.2,"t":"2026-12-24T00:50:00Z","terrain":-0.21},{"above_terrain":true,"airmass":6.38,"alt":8.67,"az":303.9,"t":"2026-12-24T00:55:00Z","terrain":-0.11},{"above_terrain":true,"airmass":6.94,"alt":7.89,"az":304.7,"t":"2026-12-24T01:00:00Z","terrain":-0.23},{"above_terrain":true,"airmass":7.61,"alt":7.13,"az":305.4,"t":"2026-12-24T01:05:00Z","terrain":-0.24},{"above_terrain":true,"airmass":8.4,"alt":6.37,"az":306.2,"t":"2026-12-24T01:10:00Z","terrain":-0.1},{"above_terrain":true,"airmass":9.36,"alt":5.62,"az":307.0,"t":"2026-12-24T01:15:00Z","terrain":0.17},{"above_terrain":true,"airmass":10.53,"alt":4.87,"az":307.8,"t":"2026-12-24T01:20:00Z","terrain":0.29},{"above_terrain":true,"airmass":11.99,"alt":4.14,"az":308.5,"t":"2026-12-24T01:25:00Z","terrain":0.24},{"above_terrain":true,"airmass":13.86,"alt":3.41,"az":309.3,"t":"2026-12-24T01:30:00Z","terrain":0.19},{"above_terrain":true,"airmass":16.29,"alt":2.69,"az":310.1,"t":"2026-12-24T01:35:00Z","terrain":0.24},{"above_terrain":true,"airmass":19.56,"alt":1.98,"az":310.9,"t":"2026-12-24T01:40:00Z","terrain":0.35},{"above_terrain":true,"airmass":24.07,"alt":1.27,"az":311.8,"t":"2026-12-24T01:45:00Z","terrain":0.19},{"above_terrain":true,"airmass":30.45,"alt":0.58,"az":312.6,"t":"2026-12-24T01:50:00Z","terrain":0.22},{"above_terrain":false,"airmass":null,"alt":-0.1,"az":313.4,"t":"2026-12-24T01:55:00Z","terrain":0.35},{"above_terrain":false,"airmass":null,"alt":-0.78,"az":314.3,"t":"2026-12-24T02:00:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-1.44,"az":315.1,"t":"2026-12-24T02:05:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-2.1,"az":316.0,"t":"2026-12-24T02:10:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-2.75,"az":316.8,"t":"2026-12-24T02:15:00Z","terrain":0.33},{"above_terrain":false,"airmass":null,"alt":-3.38,"az":317.7,"t":"2026-12-24T02:20:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-4.01,"az":318.6,"t":"2026-12-24T02:25:00Z","terrain":0.06},{"above_terrain":false,"airmass":null,"alt":-4.62,"az":319.5,"t":"2026-12-24T02:30:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-5.22,"az":320.4,"t":"2026-12-24T02:35:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-5.81,"az":321.3,"t":"2026-12-24T02:40:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-6.39,"az":322.2,"t":"2026-12-24T02:45:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-6.96,"az":323.1,"t":"2026-12-24T02:50:00Z","terrain":0.05},{"above_terrain":false,"airmass":null,"alt":-7.52,"az":324.0,"t":"2026-12-24T02:55:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-8.06,"az":325.0,"t":"2026-12-24T03:00:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-8.59,"az":325.9,"t":"2026-12-24T03:05:00Z","terrain":-0.24},{"above_terrain":false,"airmass":null,"alt":-9.11,"az":326.9,"t":"2026-12-24T03:10:00Z","terrain":-0.37},{"above_terrain":false,"airmass":null,"alt":-9.62,"az":327.8,"t":"2026-12-24T03:15:00Z","terrain":-0.26},{"above_terrain":false,"airmass":null,"alt":-10.11,"az":328.8,"t":"2026-12-24T03:20:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-10.59,"az":329.8,"t":"2026-12-24T03:25:00Z","terrain":-0.3},{"above_terrain":false,"airmass":null,"alt":-11.05,"az":330.8,"t":"2026-12-24T03:30:00Z","terrain":-0.38},{"above_terrain":false,"airmass":null,"alt":-11.5,"az":331.8,"t":"2026-12-24T03:35:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-11.94,"az":332.8,"t":"2026-12-24T03:40:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-12.36,"az":333.8,"t":"2026-12-24T03:45:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-12.76,"az":334.8,"t":"2026-12-24T03:50:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-13.15,"az":335.8,"t":"2026-12-24T03:55:00Z","terrain":-0.79},{"above_terrain":false,"airmass":null,"alt":-13.53,"az":336.9,"t":"2026-12-24T04:00:00Z","terrain":-0.74},{"above_terrain":false,"airmass":null,"alt":-13.89,"az":337.9,"t":"2026-12-24T04:05:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-14.23,"az":339.0,"t":"2026-12-24T04:10:00Z","terrain":-0.74},{"above_terrain":false,"airmass":null,"alt":-14.56,"az":340.0,"t":"2026-12-24T04:15:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-14.87,"az":341.1,"t":"2026-12-24T04:20:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-15.17,"az":342.2,"t":"2026-12-24T04:25:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-15.45,"az":343.2,"t":"2026-12-24T04:30:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-15.71,"az":344.3,"t":"2026-12-24T04:35:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-15.95,"az":345.4,"t":"2026-12-24T04:40:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-16.18,"az":346.5,"t":"2026-12-24T04:45:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-16.39,"az":347.6,"t":"2026-12-24T04:50:00Z","terrain":-0.25},{"above_terrain":false,"airmass":null,"alt":-16.58,"az":348.7,"t":"2026-12-24T04:55:00Z","terrain":-0.04},{"above_terrain":false,"airmass":null,"alt":-16.76,"az":349.8,"t":"2026-12-24T05:00:00Z","terrain":0.11},{"above_terrain":false,"airmass":null,"alt":-16.91,"az":350.9,"t":"2026-12-24T05:05:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-17.05,"az":352.0,"t":"2026-12-24T05:10:00Z","terrain":0.28},{"above_terrain":false,"airmass":null,"alt":-17.17,"az":353.2,"t":"2026-12-24T05:15:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-17.27,"az":354.3,"t":"2026-12-24T05:20:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-17.36,"az":355.4,"t":"2026-12-24T05:25:00Z","terrain":0.67},{"above_terrain":false,"airmass":null,"alt":-17.42,"az":356.5,"t":"2026-12-24T05:30:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-17.47,"az":357.7,"t":"2026-12-24T05:35:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-17.5,"az":358.8,"t":"2026-12-24T05:40:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-17.51,"az":359.9,"t":"2026-12-24T05:45:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-17.5,"az":1.1,"t":"2026-12-24T05:50:00Z","terrain":0.36},{"above_terrain":false,"airmass":null,"alt":-17.47,"az":2.2,"t":"2026-12-24T05:55:00Z","terrain":0.07},{"above_terrain":false,"airmass":null,"alt":-17.43,"az":3.3,"t":"2026-12-24T06:00:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-17.37,"az":4.4,"t":"2026-12-24T06:05:00Z","terrain":-0.35},{"above_terrain":false,"airmass":null,"alt":-17.29,"az":5.6,"t":"2026-12-24T06:10:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-17.19,"az":6.7,"t":"2026-12-24T06:15:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-17.07,"az":7.8,"t":"2026-12-24T06:20:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-16.93,"az":8.9,"t":"2026-12-24T06:25:00Z","terrain":-0.64},{"above_terrain":false,"airmass":null,"alt":-16.78,"az":10.0,"t":"2026-12-24T06:30:00Z","terrain":-0.59},{"above_terrain":false,"airmass":null,"alt":-16.6,"az":11.1,"t":"2026-12-24T06:35:00Z","terrain":-0.37},{"above_terrain":false,"airmass":null,"alt":-16.42,"az":12.3,"t":"2026-12-24T06:40:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-16.21,"az":13.4,"t":"2026-12-24T06:45:00Z","terrain":-0.01},{"above_terrain":false,"airmass":null,"alt":-15.98,"az":14.4,"t":"2026-12-24T06:50:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-15.74,"az":15.5,"t":"2026-12-24T06:55:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-15.48,"az":16.6,"t":"2026-12-24T07:00:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-15.21,"az":17.7,"t":"2026-12-24T07:05:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-14.91,"az":18.8,"t":"2026-12-24T07:10:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-14.6,"az":19.8,"t":"2026-12-24T07:15:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-14.28,"az":20.9,"t":"2026-12-24T07:20:00Z","terrain":0.69},{"above_terrain":false,"airmass":null,"alt":-13.94,"az":22.0,"t":"2026-12-24T07:25:00Z","terrain":0.98},{"above_terrain":false,"airmass":null,"alt":-13.58,"az":23.0,"t":"2026-12-24T07:30:00Z","terrain":1.16},{"above_terrain":false,"airmass":null,"alt":-13.2,"az":24.0,"t":"2026-12-24T07:35:00Z","terrain":0.93},{"above_terrain":false,"airmass":null,"alt":-12.82,"az":25.1,"t":"2026-12-24T07:40:00Z","terrain":1.23},{"above_terrain":false,"airmass":null,"alt":-12.41,"az":26.1,"t":"2026-12-24T07:45:00Z","terrain":1.33},{"above_terrain":false,"airmass":null,"alt":-11.99,"az":27.1,"t":"2026-12-24T07:50:00Z","terrain":1.27},{"above_terrain":false,"airmass":null,"alt":-11.56,"az":28.1,"t":"2026-12-24T07:55:00Z","terrain":1.17},{"above_terrain":false,"airmass":null,"alt":-11.11,"az":29.1,"t":"2026-12-24T08:00:00Z","terrain":1.02},{"above_terrain":false,"airmass":null,"alt":-10.65,"az":30.1,"t":"2026-12-24T08:05:00Z","terrain":1.17},{"above_terrain":false,"airmass":null,"alt":-10.17,"az":31.1,"t":"2026-12-24T08:10:00Z","terrain":1.31},{"above_terrain":false,"airmass":null,"alt":-9.68,"az":32.1,"t":"2026-12-24T08:15:00Z","terrain":1.31},{"above_terrain":false,"airmass":null,"alt":-9.18,"az":33.0,"t":"2026-12-24T08:20:00Z","terrain":0.98},{"above_terrain":false,"airmass":null,"alt":-8.66,"az":34.0,"t":"2026-12-24T08:25:00Z","terrain":0.44},{"above_terrain":false,"airmass":null,"alt":-8.13,"az":34.9,"t":"2026-12-24T08:30:00Z","terrain":0.08},{"above_terrain":false,"airmass":null,"alt":-7.59,"az":35.9,"t":"2026-12-24T08:35:00Z","terrain":0.03},{"above_terrain":false,"airmass":null,"alt":-7.04,"az":36.8,"t":"2026-12-24T08:40:00Z","terrain":-0.07},{"above_terrain":false,"airmass":null,"alt":-6.47,"az":37.7,"t":"2026-12-24T08:45:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-5.89,"az":38.6,"t":"2026-12-24T08:50:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-5.3,"az":39.5,"t":"2026-12-24T08:55:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-4.7,"az":40.4,"t":"2026-12-24T09:00:00Z","terrain":-0.02},{"above_terrain":false,"airmass":null,"alt":-4.09,"az":41.3,"t":"2026-12-24T09:05:00Z","terrain":0.05},{"above_terrain":false,"airmass":null,"alt":-3.46,"az":42.2,"t":"2026-12-24T09:10:00Z","terrain":0.15},{"above_terrain":false,"airmass":null,"alt":-2.83,"az":43.1,"t":"2026-12-24T09:15:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-2.18,"az":43.9,"t":"2026-12-24T09:20:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-1.53,"az":44.8,"t":"2026-12-24T09:25:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-0.87,"az":45.6,"t":"2026-12-24T09:30:00Z","terrain":0.64},{"above_terrain":false,"airmass":null,"alt":-0.19,"az":46.5,"t":"2026-12-24T09:35:00Z","terrain":0.64},{"above_terrain":false,"airmass":31.45,"alt":0.49,"az":47.3,"t":"2026-12-24T09:40:00Z","terrain":0.59},{"above_terrain":true,"airmass":24.77,"alt":1.18,"az":48.1,"t":"2026-12-24T09:45:00Z","terrain":0.51},{"above_terrain":true,"airmass":20.06,"alt":1.88,"az":48.9,"t":"2026-12-24T09:50:00Z","terrain":0.42},{"above_terrain":true,"airmass":16.66,"alt":2.59,"az":49.8,"t":"2026-12-24T09:55:00Z","terrain":0.4},{"above_terrain":true,"airmass":14.14,"alt":3.31,"az":50.6,"t":"2026-12-24T10:00:00Z","terrain":0.47}],"transit":{"airmass":1.02,"alt":79.1,"az":177.4,"t":"2026-12-23T17:45:00Z"},"usable_hours":7.17,"verdict":"good","zenith_passage":false},"warnings":["No cloud data for this night (beyond the 4-day forecast, or not yet in the archive) \u2014 the score is geometry only."]}