{"assessment":{"best_window":{"end":"2027-09-04T00:10Z","end_local":"03:10","hours":5.67,"label":"good","mean_quality":0.92,"start":"2027-09-03T18:30Z","start_local":"21:30"},"cost":{"altitude":2.67,"clouds":0.0,"darkness":1.3,"moon":0.0},"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 worth it \u2014 weather unknown","hourly":[{"alt":77,"cloud":null,"high":null,"iso":"2027-09-03T17:00Z","label":"unusable","low":null,"mid":null,"moon_alt":9,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"20:00","wind":null},{"alt":87,"cloud":null,"high":null,"iso":"2027-09-03T18:00Z","label":"marginal","low":null,"mid":null,"moon_alt":-2,"precip":null,"q":0.5,"rh":null,"sky":"astronomical twilight","temp":null,"time":"21:00","wind":null},{"alt":80,"cloud":null,"high":null,"iso":"2027-09-03T19:00Z","label":"good","low":null,"mid":null,"moon_alt":-12,"precip":null,"q":1.0,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":69,"cloud":null,"high":null,"iso":"2027-09-03T20:00Z","label":"good","low":null,"mid":null,"moon_alt":-23,"precip":null,"q":1.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":57,"cloud":null,"high":null,"iso":"2027-09-03T21:00Z","label":"good","low":null,"mid":null,"moon_alt":-34,"precip":null,"q":0.98,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":46,"cloud":null,"high":null,"iso":"2027-09-03T22:00Z","label":"good","low":null,"mid":null,"moon_alt":-44,"precip":null,"q":0.91,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":36,"cloud":null,"high":null,"iso":"2027-09-03T23:00Z","label":"good","low":null,"mid":null,"moon_alt":-54,"precip":null,"q":0.84,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":26,"cloud":null,"high":null,"iso":"2027-09-04T00:00Z","label":"good","low":null,"mid":null,"moon_alt":-61,"precip":null,"q":0.63,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":16,"cloud":null,"high":null,"iso":"2027-09-04T01:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-64,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":8,"cloud":null,"high":null,"iso":"2027-09-04T02:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-61,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":1,"cloud":null,"high":null,"iso":"2027-09-04T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-54,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"06:00","wind":null}],"peak_quality":1.0,"peak_sky":1.0,"quality_hours":5.82,"reasons":["the target being low or below 20\u00b0 cost 2.7 quality-hours","daylight and twilight cost 1.3 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":100,"score_weather":null,"sky_hours":5.82,"verdict":"unknown","verdict_astronomy":"good","weather_known":false,"windows":[{"end":"2027-09-03T17:25Z","end_local":"20:25","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2027-09-03T16:50Z","start_local":"19:50"},{"end":"2027-09-03T17:55Z","end_local":"20:55","hours":0.5,"label":"poor","mean_quality":0.15,"start":"2027-09-03T17:25Z","start_local":"20:25"},{"end":"2027-09-03T18:30Z","end_local":"21:30","hours":0.58,"label":"marginal","mean_quality":0.5,"start":"2027-09-03T17:55Z","start_local":"20:55"},{"end":"2027-09-04T00:10Z","end_local":"03:10","hours":5.67,"label":"good","mean_quality":0.92,"start":"2027-09-03T18:30Z","start_local":"21:30"},{"end":"2027-09-04T00:40Z","end_local":"03:40","hours":0.5,"label":"marginal","mean_quality":0.49,"start":"2027-09-04T00:10Z","start_local":"03:10"},{"end":"2027-09-04T03:50Z","end_local":"06:50","hours":3.17,"label":"unusable","mean_quality":0.0,"start":"2027-09-04T00:40Z","start_local":"03:40"}]},"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":"2027-09-03T18:29:21Z","dark_hours":7.71,"dark_to":"2027-09-04T02:11:53Z","moon":{"illumination":0.138,"phase":"waxing crescent","waxing":true},"moon_free_dark_hours":7.68,"moonrise":"2027-09-04T08:20:33Z","moonset":"2027-09-03T17:50:08Z","sunrise":"2027-09-04T03:49:36Z","sunset":"2027-09-03T16:51:43Z","twilight":{"astronomical":{"end":"2027-09-03T18:29:21Z","start":"2027-09-04T02:11:53Z"},"civil":{"end":"2027-09-03T17:20:07Z","start":"2027-09-04T03:21:10Z"},"nautical":{"end":"2027-09-03T17:53:59Z","start":"2027-09-04T02:47:17Z"}},"window_end":"2027-09-04T09:00:00Z","window_start":"2027-09-03T09:00:00Z"},"night_date":"2027-09-03","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.0,"alt":84.9,"t":"2027-09-03T18:30:00Z"},"dec":38.78368896,"dec_of_date":38.8087,"dec_str":"+38\u00b0 47' 01.3\"","good_hours":5.08,"limit_rise":"2027-09-03T11:39:48Z","limit_set":"2027-09-04T00:36:48Z","max_az_rate_deg_per_min":3.84,"moon_separation":90.0,"never_rises":false,"ra":279.23473479,"ra_of_date":279.4671,"ra_str":"18h 36m 56.3s","resolved":{"common_name":"Vega","dec":38.78368896,"name":"* alf Lyr","ra":279.23473479,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=Vega","source":"sesame","spectral_type":"A0V","type":"dS*","type_text":"delta Scuti variable","vmag":0.03},"summary":"5.1 dark hours above 30\u00b0 \u2014 a proper target for this night.","terrain":{"available":true,"behind_at":"2027-09-04T03:12:50Z","blocked_dark_hours":0,"clears_at":"2027-09-03T09:12:06Z","rise_az":34.3},"track":[{"above_terrain":false,"airmass":null,"alt":-0.68,"az":31.8,"t":"2027-09-03T09:00:00Z","terrain":1.33},{"above_terrain":false,"airmass":null,"alt":-0.18,"az":32.6,"t":"2027-09-03T09:05:00Z","terrain":1.11},{"above_terrain":false,"airmass":33.37,"alt":0.33,"az":33.5,"t":"2027-09-03T09:10:00Z","terrain":0.73},{"above_terrain":true,"airmass":27.64,"alt":0.85,"az":34.3,"t":"2027-09-03T09:15:00Z","terrain":0.32},{"above_terrain":true,"airmass":23.23,"alt":1.39,"az":35.1,"t":"2027-09-03T09:20:00Z","terrain":0.05},{"above_terrain":true,"airmass":19.81,"alt":1.93,"az":35.9,"t":"2027-09-03T09:25:00Z","terrain":0.03},{"above_terrain":true,"airmass":17.12,"alt":2.49,"az":36.7,"t":"2027-09-03T09:30:00Z","terrain":-0.06},{"above_terrain":true,"airmass":14.98,"alt":3.05,"az":37.5,"t":"2027-09-03T09:35:00Z","terrain":-0.15},{"above_terrain":true,"airmass":13.24,"alt":3.63,"az":38.3,"t":"2027-09-03T09:40:00Z","terrain":-0.19},{"above_terrain":true,"airmass":11.82,"alt":4.21,"az":39.1,"t":"2027-09-03T09:45:00Z","terrain":-0.15},{"above_terrain":true,"airmass":10.64,"alt":4.81,"az":39.9,"t":"2027-09-03T09:50:00Z","terrain":-0.06},{"above_terrain":true,"airmass":9.65,"alt":5.41,"az":40.7,"t":"2027-09-03T09:55:00Z","terrain":-0.0},{"above_terrain":true,"airmass":8.81,"alt":6.03,"az":41.4,"t":"2027-09-03T10:00:00Z","terrain":0.06},{"above_terrain":true,"airmass":8.09,"alt":6.65,"az":42.2,"t":"2027-09-03T10:05:00Z","terrain":0.14},{"above_terrain":true,"airmass":7.46,"alt":7.28,"az":42.9,"t":"2027-09-03T10:10:00Z","terrain":0.24},{"above_terrain":true,"airmass":6.92,"alt":7.92,"az":43.7,"t":"2027-09-03T10:15:00Z","terrain":0.36},{"above_terrain":true,"airmass":6.44,"alt":8.57,"az":44.4,"t":"2027-09-03T10:20:00Z","terrain":0.48},{"above_terrain":true,"airmass":6.01,"alt":9.23,"az":45.1,"t":"2027-09-03T10:25:00Z","terrain":0.59},{"above_terrain":true,"airmass":5.64,"alt":9.9,"az":45.9,"t":"2027-09-03T10:30:00Z","terrain":0.66},{"above_terrain":true,"airmass":5.3,"alt":10.58,"az":46.6,"t":"2027-09-03T10:35:00Z","terrain":0.64},{"above_terrain":true,"airmass":5.0,"alt":11.26,"az":47.3,"t":"2027-09-03T10:40:00Z","terrain":0.59},{"above_terrain":true,"airmass":4.73,"alt":11.95,"az":48.0,"t":"2027-09-03T10:45:00Z","terrain":0.53},{"above_terrain":true,"airmass":4.48,"alt":12.65,"az":48.7,"t":"2027-09-03T10:50:00Z","terrain":0.45},{"above_terrain":true,"airmass":4.26,"alt":13.36,"az":49.4,"t":"2027-09-03T10:55:00Z","terrain":0.41},{"above_terrain":true,"airmass":4.05,"alt":14.07,"az":50.1,"t":"2027-09-03T11:00:00Z","terrain":0.41},{"above_terrain":true,"airmass":3.86,"alt":14.79,"az":50.7,"t":"2027-09-03T11:05:00Z","terrain":0.5},{"above_terrain":true,"airmass":3.69,"alt":15.52,"az":51.4,"t":"2027-09-03T11:10:00Z","terrain":0.57},{"above_terrain":true,"airmass":3.53,"alt":16.26,"az":52.1,"t":"2027-09-03T11:15:00Z","terrain":0.65},{"above_terrain":true,"airmass":3.39,"alt":17.0,"az":52.7,"t":"2027-09-03T11:20:00Z","terrain":0.79},{"above_terrain":true,"airmass":3.25,"alt":17.75,"az":53.4,"t":"2027-09-03T11:25:00Z","terrain":0.9},{"above_terrain":true,"airmass":3.13,"alt":18.5,"az":54.1,"t":"2027-09-03T11:30:00Z","terrain":1.0},{"above_terrain":true,"airmass":3.01,"alt":19.26,"az":54.7,"t":"2027-09-03T11:35:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.9,"alt":20.03,"az":55.3,"t":"2027-09-03T11:40:00Z","terrain":1.07},{"above_terrain":true,"airmass":2.8,"alt":20.8,"az":56.0,"t":"2027-09-03T11:45:00Z","terrain":1.05},{"above_terrain":true,"airmass":2.7,"alt":21.58,"az":56.6,"t":"2027-09-03T11:50:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.61,"alt":22.36,"az":57.2,"t":"2027-09-03T11:55:00Z","terrain":1.11},{"above_terrain":true,"airmass":2.53,"alt":23.15,"az":57.9,"t":"2027-09-03T12:00:00Z","terrain":1.23},{"above_terrain":true,"airmass":2.45,"alt":23.95,"az":58.5,"t":"2027-09-03T12:05:00Z","terrain":1.23},{"above_terrain":true,"airmass":2.38,"alt":24.75,"az":59.1,"t":"2027-09-03T12:10:00Z","terrain":1.21},{"above_terrain":true,"airmass":2.31,"alt":25.56,"az":59.7,"t":"2027-09-03T12:15:00Z","terrain":1.18},{"above_terrain":true,"airmass":2.24,"alt":26.37,"az":60.3,"t":"2027-09-03T12:20:00Z","terrain":1.14},{"above_terrain":true,"airmass":2.18,"alt":27.18,"az":60.9,"t":"2027-09-03T12:25:00Z","terrain":1.1},{"above_terrain":true,"airmass":2.12,"alt":28.0,"az":61.5,"t":"2027-09-03T12:30:00Z","terrain":1.05},{"above_terrain":true,"airmass":2.07,"alt":28.83,"az":62.1,"t":"2027-09-03T12:35:00Z","terrain":1.0},{"above_terrain":true,"airmass":2.02,"alt":29.66,"az":62.7,"t":"2027-09-03T12:40:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.97,"alt":30.49,"az":63.3,"t":"2027-09-03T12:45:00Z","terrain":0.87},{"above_terrain":true,"airmass":1.92,"alt":31.33,"az":63.9,"t":"2027-09-03T12:50:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.87,"alt":32.17,"az":64.5,"t":"2027-09-03T12:55:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.83,"alt":33.02,"az":65.0,"t":"2027-09-03T13:00:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.79,"alt":33.87,"az":65.6,"t":"2027-09-03T13:05:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.75,"alt":34.72,"az":66.2,"t":"2027-09-03T13:10:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.72,"alt":35.58,"az":66.8,"t":"2027-09-03T13:15:00Z","terrain":0.91},{"above_terrain":true,"airmass":1.68,"alt":36.44,"az":67.3,"t":"2027-09-03T13:20:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.65,"alt":37.31,"az":67.9,"t":"2027-09-03T13:25:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.62,"alt":38.18,"az":68.5,"t":"2027-09-03T13:30:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.58,"alt":39.05,"az":69.0,"t":"2027-09-03T13:35:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.56,"alt":39.92,"az":69.6,"t":"2027-09-03T13:40:00Z","terrain":1.15},{"above_terrain":true,"airmass":1.53,"alt":40.8,"az":70.1,"t":"2027-09-03T13:45:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.5,"alt":41.68,"az":70.7,"t":"2027-09-03T13:50:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.48,"alt":42.57,"az":71.3,"t":"2027-09-03T13:55:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.45,"alt":43.46,"az":71.8,"t":"2027-09-03T14:00:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.43,"alt":44.35,"az":72.4,"t":"2027-09-03T14:05:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.41,"alt":45.24,"az":72.9,"t":"2027-09-03T14:10:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.39,"alt":46.14,"az":73.5,"t":"2027-09-03T14:15:00Z","terrain":0.87},{"above_terrain":true,"airmass":1.37,"alt":47.04,"az":74.0,"t":"2027-09-03T14:20:00Z","terrain":0.73},{"above_terrain":true,"airmass":1.35,"alt":47.94,"az":74.6,"t":"2027-09-03T14:25:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.33,"alt":48.84,"az":75.2,"t":"2027-09-03T14:30:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.31,"alt":49.75,"az":75.7,"t":"2027-09-03T14:35:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.29,"alt":50.65,"az":76.3,"t":"2027-09-03T14:40:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.28,"alt":51.56,"az":76.8,"t":"2027-09-03T14:45:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.26,"alt":52.48,"az":77.4,"t":"2027-09-03T14:50:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.24,"alt":53.39,"az":78.0,"t":"2027-09-03T14:55:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.23,"alt":54.31,"az":78.5,"t":"2027-09-03T15:00:00Z","terrain":0.6},{"above_terrain":true,"airmass":1.22,"alt":55.23,"az":79.1,"t":"2027-09-03T15:05:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.2,"alt":56.15,"az":79.7,"t":"2027-09-03T15:10:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.19,"alt":57.07,"az":80.3,"t":"2027-09-03T15:15:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.18,"alt":57.99,"az":80.9,"t":"2027-09-03T15:20:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.17,"alt":58.92,"az":81.5,"t":"2027-09-03T15:25:00Z","terrain":0.74},{"above_terrain":true,"airmass":1.16,"alt":59.84,"az":82.1,"t":"2027-09-03T15:30:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.15,"alt":60.77,"az":82.7,"t":"2027-09-03T15:35:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.14,"alt":61.7,"az":83.3,"t":"2027-09-03T15:40:00Z","terrain":0.44},{"above_terrain":true,"airmass":1.13,"alt":62.63,"az":84.0,"t":"2027-09-03T15:45:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.12,"alt":63.56,"az":84.6,"t":"2027-09-03T15:50:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.11,"alt":64.49,"az":85.3,"t":"2027-09-03T15:55:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.1,"alt":65.43,"az":86.0,"t":"2027-09-03T16:00:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.09,"alt":66.36,"az":86.7,"t":"2027-09-03T16:05:00Z","terrain":0.1},{"above_terrain":true,"airmass":1.08,"alt":67.29,"az":87.4,"t":"2027-09-03T16:10:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.08,"alt":68.23,"az":88.1,"t":"2027-09-03T16:15:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.07,"alt":69.17,"az":88.9,"t":"2027-09-03T16:20:00Z","terrain":-0.19},{"above_terrain":true,"airmass":1.06,"alt":70.1,"az":89.7,"t":"2027-09-03T16:25:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.06,"alt":71.04,"az":90.5,"t":"2027-09-03T16:30:00Z","terrain":-0.15},{"above_terrain":true,"airmass":1.05,"alt":71.97,"az":91.4,"t":"2027-09-03T16:35:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.05,"alt":72.91,"az":92.4,"t":"2027-09-03T16:40:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.04,"alt":73.84,"az":93.4,"t":"2027-09-03T16:45:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.04,"alt":74.78,"az":94.4,"t":"2027-09-03T16:50:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.03,"alt":75.71,"az":95.6,"t":"2027-09-03T16:55:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.03,"alt":76.64,"az":96.8,"t":"2027-09-03T17:00:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.02,"alt":77.57,"az":98.2,"t":"2027-09-03T17:05:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.02,"alt":78.49,"az":99.7,"t":"2027-09-03T17:10:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.02,"alt":79.41,"az":101.4,"t":"2027-09-03T17:15:00Z","terrain":0.03},{"above_terrain":true,"airmass":1.01,"alt":80.33,"az":103.3,"t":"2027-09-03T17:20:00Z","terrain":-0.14},{"above_terrain":true,"airmass":1.01,"alt":81.23,"az":105.6,"t":"2027-09-03T17:25:00Z","terrain":-0.48},{"above_terrain":true,"airmass":1.01,"alt":82.13,"az":108.3,"t":"2027-09-03T17:30:00Z","terrain":-1.01},{"above_terrain":true,"airmass":1.01,"alt":83.01,"az":111.6,"t":"2027-09-03T17:35:00Z","terrain":-1.36},{"above_terrain":true,"airmass":1.01,"alt":83.87,"az":115.7,"t":"2027-09-03T17:40:00Z","terrain":-1.48},{"above_terrain":true,"airmass":1.0,"alt":84.69,"az":121.0,"t":"2027-09-03T17:45:00Z","terrain":-1.25},{"above_terrain":true,"airmass":1.0,"alt":85.46,"az":128.0,"t":"2027-09-03T17:50:00Z","terrain":-1.41},{"above_terrain":true,"airmass":1.0,"alt":86.15,"az":137.5,"t":"2027-09-03T17:55:00Z","terrain":-1.19},{"above_terrain":true,"airmass":1.0,"alt":86.71,"az":150.5,"t":"2027-09-03T18:00:00Z","terrain":-1.2},{"above_terrain":true,"airmass":1.0,"alt":87.05,"az":167.3,"t":"2027-09-03T18:05:00Z","terrain":-1.09},{"above_terrain":true,"airmass":1.0,"alt":87.1,"az":186.5,"t":"2027-09-03T18:10:00Z","terrain":-0.67},{"above_terrain":true,"airmass":1.0,"alt":86.84,"az":204.5,"t":"2027-09-03T18:15:00Z","terrain":-0.38},{"above_terrain":true,"airmass":1.0,"alt":86.35,"az":218.7,"t":"2027-09-03T18:20:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.0,"alt":85.7,"az":229.3,"t":"2027-09-03T18:25:00Z","terrain":1.27},{"above_terrain":true,"airmass":1.0,"alt":84.95,"az":237.0,"t":"2027-09-03T18:30:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.0,"alt":84.14,"az":242.7,"t":"2027-09-03T18:35:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.01,"alt":83.29,"az":247.2,"t":"2027-09-03T18:40:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.01,"alt":82.42,"az":250.7,"t":"2027-09-03T18:45:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.01,"alt":81.52,"az":253.6,"t":"2027-09-03T18:50:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.01,"alt":80.62,"az":256.0,"t":"2027-09-03T18:55:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.02,"alt":79.71,"az":258.0,"t":"2027-09-03T19:00:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.02,"alt":78.79,"az":259.8,"t":"2027-09-03T19:05:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.02,"alt":77.87,"az":261.4,"t":"2027-09-03T19:10:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.03,"alt":76.94,"az":262.8,"t":"2027-09-03T19:15:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.03,"alt":76.01,"az":264.1,"t":"2027-09-03T19:20:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.03,"alt":75.08,"az":265.2,"t":"2027-09-03T19:25:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.04,"alt":74.15,"az":266.3,"t":"2027-09-03T19:30:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.04,"alt":73.21,"az":267.3,"t":"2027-09-03T19:35:00Z","terrain":0.6},{"above_terrain":true,"airmass":1.05,"alt":72.28,"az":268.3,"t":"2027-09-03T19:40:00Z","terrain":0.68},{"above_terrain":true,"airmass":1.06,"alt":71.34,"az":269.2,"t":"2027-09-03T19:45:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.06,"alt":70.4,"az":270.0,"t":"2027-09-03T19:50:00Z","terrain":0.9},{"above_terrain":true,"airmass":1.07,"alt":69.47,"az":270.8,"t":"2027-09-03T19:55:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.07,"alt":68.53,"az":271.6,"t":"2027-09-03T20:00:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.08,"alt":67.6,"az":272.4,"t":"2027-09-03T20:05:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.09,"alt":66.66,"az":273.1,"t":"2027-09-03T20:10:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.1,"alt":65.73,"az":273.8,"t":"2027-09-03T20:15:00Z","terrain":0.0},{"above_terrain":true,"airmass":1.1,"alt":64.79,"az":274.5,"t":"2027-09-03T20:20:00Z","terrain":0.03},{"above_terrain":true,"airmass":1.11,"alt":63.86,"az":275.2,"t":"2027-09-03T20:25:00Z","terrain":0.07},{"above_terrain":true,"airmass":1.12,"alt":62.93,"az":275.8,"t":"2027-09-03T20:30:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.13,"alt":62.0,"az":276.5,"t":"2027-09-03T20:35:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.14,"alt":61.07,"az":277.1,"t":"2027-09-03T20:40:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.15,"alt":60.14,"az":277.7,"t":"2027-09-03T20:45:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.16,"alt":59.22,"az":278.3,"t":"2027-09-03T20:50:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.17,"alt":58.29,"az":278.9,"t":"2027-09-03T20:55:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.19,"alt":57.37,"az":279.5,"t":"2027-09-03T21:00:00Z","terrain":-0.08},{"above_terrain":true,"airmass":1.2,"alt":56.44,"az":280.1,"t":"2027-09-03T21:05:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.21,"alt":55.52,"az":280.7,"t":"2027-09-03T21:10:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.23,"alt":54.6,"az":281.3,"t":"2027-09-03T21:15:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.24,"alt":53.69,"az":281.8,"t":"2027-09-03T21:20:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.25,"alt":52.77,"az":282.4,"t":"2027-09-03T21:25:00Z","terrain":-0.08},{"above_terrain":true,"airmass":1.27,"alt":51.86,"az":283.0,"t":"2027-09-03T21:30:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.29,"alt":50.95,"az":283.5,"t":"2027-09-03T21:35:00Z","terrain":0.06},{"above_terrain":true,"airmass":1.3,"alt":50.04,"az":284.1,"t":"2027-09-03T21:40:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.32,"alt":49.13,"az":284.7,"t":"2027-09-03T21:45:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.34,"alt":48.23,"az":285.2,"t":"2027-09-03T21:50:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.36,"alt":47.33,"az":285.8,"t":"2027-09-03T21:55:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.38,"alt":46.43,"az":286.3,"t":"2027-09-03T22:00:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.4,"alt":45.53,"az":286.9,"t":"2027-09-03T22:05:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.42,"alt":44.64,"az":287.5,"t":"2027-09-03T22:10:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.44,"alt":43.75,"az":288.0,"t":"2027-09-03T22:15:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.47,"alt":42.86,"az":288.6,"t":"2027-09-03T22:20:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.49,"alt":41.97,"az":289.1,"t":"2027-09-03T22:25:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.52,"alt":41.09,"az":289.7,"t":"2027-09-03T22:30:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.55,"alt":40.21,"az":290.2,"t":"2027-09-03T22:35:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.58,"alt":39.33,"az":290.8,"t":"2027-09-03T22:40:00Z","terrain":0.45},{"above_terrain":true,"airmass":1.61,"alt":38.46,"az":291.4,"t":"2027-09-03T22:45:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.64,"alt":37.59,"az":291.9,"t":"2027-09-03T22:50:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.67,"alt":36.72,"az":292.5,"t":"2027-09-03T22:55:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.7,"alt":35.86,"az":293.1,"t":"2027-09-03T23:00:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.74,"alt":35.0,"az":293.6,"t":"2027-09-03T23:05:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.78,"alt":34.14,"az":294.2,"t":"2027-09-03T23:10:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.82,"alt":33.29,"az":294.8,"t":"2027-09-03T23:15:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.86,"alt":32.44,"az":295.4,"t":"2027-09-03T23:20:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.9,"alt":31.6,"az":295.9,"t":"2027-09-03T23:25:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.95,"alt":30.76,"az":296.5,"t":"2027-09-03T23:30:00Z","terrain":0.29},{"above_terrain":true,"airmass":2.0,"alt":29.93,"az":297.1,"t":"2027-09-03T23:35:00Z","terrain":0.24},{"above_terrain":true,"airmass":2.05,"alt":29.1,"az":297.7,"t":"2027-09-03T23:40:00Z","terrain":0.16},{"above_terrain":true,"airmass":2.1,"alt":28.27,"az":298.3,"t":"2027-09-03T23:45:00Z","terrain":0.13},{"above_terrain":true,"airmass":2.16,"alt":27.45,"az":298.9,"t":"2027-09-03T23:50:00Z","terrain":0.16},{"above_terrain":true,"airmass":2.22,"alt":26.63,"az":299.5,"t":"2027-09-03T23:55:00Z","terrain":0.27},{"above_terrain":true,"airmass":2.29,"alt":25.82,"az":300.1,"t":"2027-09-04T00:00:00Z","terrain":0.37},{"above_terrain":true,"airmass":2.36,"alt":25.01,"az":300.7,"t":"2027-09-04T00:05:00Z","terrain":0.33},{"above_terrain":true,"airmass":2.43,"alt":24.21,"az":301.3,"t":"2027-09-04T00:10:00Z","terrain":0.24},{"above_terrain":true,"airmass":2.5,"alt":23.41,"az":301.9,"t":"2027-09-04T00:15:00Z","terrain":0.1},{"above_terrain":true,"airmass":2.59,"alt":22.62,"az":302.6,"t":"2027-09-04T00:20:00Z","terrain":-0.09},{"above_terrain":true,"airmass":2.67,"alt":21.83,"az":303.2,"t":"2027-09-04T00:25:00Z","terrain":-0.21},{"above_terrain":true,"airmass":2.77,"alt":21.05,"az":303.8,"t":"2027-09-04T00:30:00Z","terrain":-0.12},{"above_terrain":true,"airmass":2.87,"alt":20.28,"az":304.4,"t":"2027-09-04T00:35:00Z","terrain":-0.18},{"above_terrain":true,"airmass":2.97,"alt":19.51,"az":305.1,"t":"2027-09-04T00:40:00Z","terrain":-0.28},{"above_terrain":true,"airmass":3.09,"alt":18.75,"az":305.7,"t":"2027-09-04T00:45:00Z","terrain":-0.2},{"above_terrain":true,"airmass":3.21,"alt":17.99,"az":306.4,"t":"2027-09-04T00:50:00Z","terrain":-0.04},{"above_terrain":true,"airmass":3.34,"alt":17.24,"az":307.0,"t":"2027-09-04T00:55:00Z","terrain":0.19},{"above_terrain":true,"airmass":3.48,"alt":16.5,"az":307.7,"t":"2027-09-04T01:00:00Z","terrain":0.28},{"above_terrain":true,"airmass":3.64,"alt":15.76,"az":308.4,"t":"2027-09-04T01:05:00Z","terrain":0.26},{"above_terrain":true,"airmass":3.81,"alt":15.03,"az":309.0,"t":"2027-09-04T01:10:00Z","terrain":0.17},{"above_terrain":true,"airmass":3.99,"alt":14.3,"az":309.7,"t":"2027-09-04T01:15:00Z","terrain":0.21},{"above_terrain":true,"airmass":4.19,"alt":13.59,"az":310.4,"t":"2027-09-04T01:20:00Z","terrain":0.28},{"above_terrain":true,"airmass":4.41,"alt":12.88,"az":311.1,"t":"2027-09-04T01:25:00Z","terrain":0.34},{"above_terrain":true,"airmass":4.64,"alt":12.18,"az":311.8,"t":"2027-09-04T01:30:00Z","terrain":0.19},{"above_terrain":true,"airmass":4.91,"alt":11.48,"az":312.5,"t":"2027-09-04T01:35:00Z","terrain":0.2},{"above_terrain":true,"airmass":5.2,"alt":10.8,"az":313.2,"t":"2027-09-04T01:40:00Z","terrain":0.31},{"above_terrain":true,"airmass":5.52,"alt":10.12,"az":313.9,"t":"2027-09-04T01:45:00Z","terrain":0.45},{"above_terrain":true,"airmass":5.89,"alt":9.45,"az":314.6,"t":"2027-09-04T01:50:00Z","terrain":0.53},{"above_terrain":true,"airmass":6.29,"alt":8.79,"az":315.4,"t":"2027-09-04T01:55:00Z","terrain":0.53},{"above_terrain":true,"airmass":6.75,"alt":8.13,"az":316.1,"t":"2027-09-04T02:00:00Z","terrain":0.46},{"above_terrain":true,"airmass":7.28,"alt":7.49,"az":316.8,"t":"2027-09-04T02:05:00Z","terrain":0.33},{"above_terrain":true,"airmass":7.87,"alt":6.85,"az":317.6,"t":"2027-09-04T02:10:00Z","terrain":0.32},{"above_terrain":true,"airmass":8.56,"alt":6.23,"az":318.3,"t":"2027-09-04T02:15:00Z","terrain":0.17},{"above_terrain":true,"airmass":9.36,"alt":5.61,"az":319.1,"t":"2027-09-04T02:20:00Z","terrain":-0.15},{"above_terrain":true,"airmass":10.3,"alt":5.0,"az":319.9,"t":"2027-09-04T02:25:00Z","terrain":-0.19},{"above_terrain":true,"airmass":11.42,"alt":4.4,"az":320.6,"t":"2027-09-04T02:30:00Z","terrain":-0.2},{"above_terrain":true,"airmass":12.75,"alt":3.81,"az":321.4,"t":"2027-09-04T02:35:00Z","terrain":-0.03},{"above_terrain":true,"airmass":14.38,"alt":3.24,"az":322.2,"t":"2027-09-04T02:40:00Z","terrain":0.18},{"above_terrain":true,"airmass":16.37,"alt":2.67,"az":323.0,"t":"2027-09-04T02:45:00Z","terrain":0.08},{"above_terrain":true,"airmass":18.87,"alt":2.11,"az":323.8,"t":"2027-09-04T02:50:00Z","terrain":-0.15},{"above_terrain":true,"airmass":22.03,"alt":1.56,"az":324.6,"t":"2027-09-04T02:55:00Z","terrain":-0.2},{"above_terrain":true,"airmass":26.09,"alt":1.03,"az":325.4,"t":"2027-09-04T03:00:00Z","terrain":-0.21},{"above_terrain":true,"airmass":31.35,"alt":0.5,"az":326.3,"t":"2027-09-04T03:05:00Z","terrain":-0.28},{"above_terrain":true,"airmass":null,"alt":-0.01,"az":327.1,"t":"2027-09-04T03:10:00Z","terrain":-0.38},{"above_terrain":false,"airmass":null,"alt":-0.52,"az":327.9,"t":"2027-09-04T03:15:00Z","terrain":-0.24},{"above_terrain":false,"airmass":null,"alt":-1.01,"az":328.8,"t":"2027-09-04T03:20:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-1.49,"az":329.6,"t":"2027-09-04T03:25:00Z","terrain":-0.27},{"above_terrain":false,"airmass":null,"alt":-1.95,"az":330.5,"t":"2027-09-04T03:30:00Z","terrain":-0.37},{"above_terrain":false,"airmass":null,"alt":-2.41,"az":331.3,"t":"2027-09-04T03:35:00Z","terrain":-0.3},{"above_terrain":false,"airmass":null,"alt":-2.85,"az":332.2,"t":"2027-09-04T03:40:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-3.28,"az":333.1,"t":"2027-09-04T03:45:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-3.7,"az":334.0,"t":"2027-09-04T03:50:00Z","terrain":-0.23},{"above_terrain":false,"airmass":null,"alt":-4.1,"az":334.9,"t":"2027-09-04T03:55:00Z","terrain":-0.54},{"above_terrain":false,"airmass":null,"alt":-4.49,"az":335.8,"t":"2027-09-04T04:00:00Z","terrain":-0.77},{"above_terrain":false,"airmass":null,"alt":-4.87,"az":336.7,"t":"2027-09-04T04:05:00Z","terrain":-0.76},{"above_terrain":false,"airmass":null,"alt":-5.24,"az":337.6,"t":"2027-09-04T04:10:00Z","terrain":-0.58},{"above_terrain":false,"airmass":null,"alt":-5.59,"az":338.5,"t":"2027-09-04T04:15:00Z","terrain":-0.61},{"above_terrain":false,"airmass":null,"alt":-5.92,"az":339.4,"t":"2027-09-04T04:20:00Z","terrain":-0.66},{"above_terrain":false,"airmass":null,"alt":-6.24,"az":340.3,"t":"2027-09-04T04:25:00Z","terrain":-0.5},{"above_terrain":false,"airmass":null,"alt":-6.55,"az":341.3,"t":"2027-09-04T04:30:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-6.84,"az":342.2,"t":"2027-09-04T04:35:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-7.12,"az":343.2,"t":"2027-09-04T04:40:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-7.39,"az":344.1,"t":"2027-09-04T04:45:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-7.63,"az":345.1,"t":"2027-09-04T04:50:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-7.87,"az":346.0,"t":"2027-09-04T04:55:00Z","terrain":-0.55},{"above_terrain":false,"airmass":null,"alt":-8.09,"az":347.0,"t":"2027-09-04T05:00:00Z","terrain":-0.42},{"above_terrain":false,"airmass":null,"alt":-8.29,"az":347.9,"t":"2027-09-04T05:05:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-8.48,"az":348.9,"t":"2027-09-04T05:10:00Z","terrain":-0.01},{"above_terrain":false,"airmass":null,"alt":-8.65,"az":349.9,"t":"2027-09-04T05:15:00Z","terrain":0.12},{"above_terrain":false,"airmass":null,"alt":-8.81,"az":350.9,"t":"2027-09-04T05:20:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-8.95,"az":351.8,"t":"2027-09-04T05:25:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-9.07,"az":352.8,"t":"2027-09-04T05:30:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-9.18,"az":353.8,"t":"2027-09-04T05:35:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-9.27,"az":354.8,"t":"2027-09-04T05:40:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-9.35,"az":355.8,"t":"2027-09-04T05:45:00Z","terrain":0.72},{"above_terrain":false,"airmass":null,"alt":-9.41,"az":356.8,"t":"2027-09-04T05:50:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-9.46,"az":357.8,"t":"2027-09-04T05:55:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-9.49,"az":358.7,"t":"2027-09-04T06:00:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-9.5,"az":359.7,"t":"2027-09-04T06:05:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-9.49,"az":0.7,"t":"2027-09-04T06:10:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-9.47,"az":1.7,"t":"2027-09-04T06:15:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-9.44,"az":2.7,"t":"2027-09-04T06:20:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-9.39,"az":3.7,"t":"2027-09-04T06:25:00Z","terrain":-0.23},{"above_terrain":false,"airmass":null,"alt":-9.32,"az":4.7,"t":"2027-09-04T06:30:00Z","terrain":-0.38},{"above_terrain":false,"airmass":null,"alt":-9.23,"az":5.7,"t":"2027-09-04T06:35:00Z","terrain":-0.54},{"above_terrain":false,"airmass":null,"alt":-9.13,"az":6.6,"t":"2027-09-04T06:40:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-9.02,"az":7.6,"t":"2027-09-04T06:45:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-8.88,"az":8.6,"t":"2027-09-04T06:50:00Z","terrain":-0.56},{"above_terrain":false,"airmass":null,"alt":-8.74,"az":9.6,"t":"2027-09-04T06:55:00Z","terrain":-0.62},{"above_terrain":false,"airmass":null,"alt":-8.57,"az":10.6,"t":"2027-09-04T07:00:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-8.39,"az":11.5,"t":"2027-09-04T07:05:00Z","terrain":-0.28},{"above_terrain":false,"airmass":null,"alt":-8.2,"az":12.5,"t":"2027-09-04T07:10:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-7.99,"az":13.5,"t":"2027-09-04T07:15:00Z","terrain":0.0},{"above_terrain":false,"airmass":null,"alt":-7.76,"az":14.4,"t":"2027-09-04T07:20:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-7.52,"az":15.4,"t":"2027-09-04T07:25:00Z","terrain":0.44},{"above_terrain":false,"airmass":null,"alt":-7.27,"az":16.3,"t":"2027-09-04T07:30:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-7.0,"az":17.3,"t":"2027-09-04T07:35:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-6.71,"az":18.2,"t":"2027-09-04T07:40:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-6.41,"az":19.2,"t":"2027-09-04T07:45:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-6.1,"az":20.1,"t":"2027-09-04T07:50:00Z","terrain":0.67},{"above_terrain":false,"airmass":null,"alt":-5.77,"az":21.0,"t":"2027-09-04T07:55:00Z","terrain":0.69},{"above_terrain":false,"airmass":null,"alt":-5.43,"az":21.9,"t":"2027-09-04T08:00:00Z","terrain":0.97},{"above_terrain":false,"airmass":null,"alt":-5.07,"az":22.8,"t":"2027-09-04T08:05:00Z","terrain":1.13},{"above_terrain":false,"airmass":null,"alt":-4.7,"az":23.7,"t":"2027-09-04T08:10:00Z","terrain":0.98},{"above_terrain":false,"airmass":null,"alt":-4.31,"az":24.6,"t":"2027-09-04T08:15:00Z","terrain":1.11},{"above_terrain":false,"airmass":null,"alt":-3.92,"az":25.5,"t":"2027-09-04T08:20:00Z","terrain":1.28},{"above_terrain":false,"airmass":null,"alt":-3.51,"az":26.4,"t":"2027-09-04T08:25:00Z","terrain":1.31},{"above_terrain":false,"airmass":null,"alt":-3.08,"az":27.3,"t":"2027-09-04T08:30:00Z","terrain":1.25},{"above_terrain":false,"airmass":null,"alt":-2.65,"az":28.2,"t":"2027-09-04T08:35:00Z","terrain":1.15},{"above_terrain":false,"airmass":null,"alt":-2.2,"az":29.1,"t":"2027-09-04T08:40:00Z","terrain":1.01},{"above_terrain":false,"airmass":null,"alt":-1.74,"az":29.9,"t":"2027-09-04T08:45:00Z","terrain":1.14},{"above_terrain":false,"airmass":null,"alt":-1.27,"az":30.8,"t":"2027-09-04T08:50:00Z","terrain":1.27},{"above_terrain":false,"airmass":null,"alt":-0.78,"az":31.6,"t":"2027-09-04T08:55:00Z","terrain":1.32},{"above_terrain":false,"airmass":null,"alt":-0.29,"az":32.5,"t":"2027-09-04T09:00:00Z","terrain":1.17}],"transit":{"airmass":1.0,"alt":87.1,"az":186.5,"t":"2027-09-03T18:10:00Z"},"usable_hours":6.17,"verdict":"good","zenith_passage":true},"warnings":["No cloud data for this night (beyond the 4-day forecast, or not yet in the archive) \u2014 the score is geometry only."]}