{"assessment":{"best_window":{"end":"2026-12-11T04:00Z","end_local":"06:00","hours":2.25,"label":"good","mean_quality":0.82,"start":"2026-12-11T01:45Z","start_local":"03:45"},"cost":{"altitude":9.73,"clouds":0.0,"darkness":1.19,"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 possible, with compromises \u2014 weather unknown","hourly":[{"alt":-34,"cloud":null,"high":null,"iso":"2026-12-10T15:00Z","label":"unusable","low":null,"mid":null,"moon_alt":5,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"17:00","wind":null},{"alt":-41,"cloud":null,"high":null,"iso":"2026-12-10T16:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-3,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"18:00","wind":null},{"alt":-46,"cloud":null,"high":null,"iso":"2026-12-10T17:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-13,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"19:00","wind":null},{"alt":-46,"cloud":null,"high":null,"iso":"2026-12-10T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-23,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"20:00","wind":null},{"alt":-42,"cloud":null,"high":null,"iso":"2026-12-10T19:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-33,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"21:00","wind":null},{"alt":-35,"cloud":null,"high":null,"iso":"2026-12-10T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-44,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":-26,"cloud":null,"high":null,"iso":"2026-12-10T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-54,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":-16,"cloud":null,"high":null,"iso":"2026-12-10T22:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-64,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":-5,"cloud":null,"high":null,"iso":"2026-12-10T23:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-72,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":6,"cloud":null,"high":null,"iso":"2026-12-11T00:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-75,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":17,"cloud":null,"high":null,"iso":"2026-12-11T01:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-69,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":28,"cloud":null,"high":null,"iso":"2026-12-11T02:00Z","label":"good","low":null,"mid":null,"moon_alt":-60,"precip":null,"q":0.72,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":38,"cloud":null,"high":null,"iso":"2026-12-11T03:00Z","label":"good","low":null,"mid":null,"moon_alt":-50,"precip":null,"q":0.85,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":45,"cloud":null,"high":null,"iso":"2026-12-11T04:00Z","label":"marginal","low":null,"mid":null,"moon_alt":-39,"precip":null,"q":0.45,"rh":null,"sky":"astronomical twilight","temp":null,"time":"06:00","wind":null},{"alt":50,"cloud":null,"high":null,"iso":"2026-12-11T05:00Z","label":"poor","low":null,"mid":null,"moon_alt":-28,"precip":null,"q":0.14,"rh":null,"sky":"nautical twilight","temp":null,"time":"07:00","wind":null}],"peak_quality":0.9,"peak_sky":0.9,"quality_hours":2.44,"reasons":["the target being low or below 20\u00b0 cost 9.7 quality-hours","daylight and twilight cost 1.2 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":55,"score_weather":null,"sky_hours":2.44,"verdict":"unknown","verdict_astronomy":"marginal","weather_known":false,"windows":[{"end":"2026-12-11T01:15Z","end_local":"03:15","hours":10.42,"label":"unusable","mean_quality":0.0,"start":"2026-12-10T14:50Z","start_local":"16:50"},{"end":"2026-12-11T01:45Z","end_local":"03:45","hours":0.5,"label":"marginal","mean_quality":0.5,"start":"2026-12-11T01:15Z","start_local":"03:15"},{"end":"2026-12-11T04:00Z","end_local":"06:00","hours":2.25,"label":"good","mean_quality":0.82,"start":"2026-12-11T01:45Z","start_local":"03:45"},{"end":"2026-12-11T04:35Z","end_local":"06:35","hours":0.58,"label":"marginal","mean_quality":0.46,"start":"2026-12-11T04:00Z","start_local":"06:00"},{"end":"2026-12-11T05:10Z","end_local":"07:10","hours":0.58,"label":"poor","mean_quality":0.14,"start":"2026-12-11T04:35Z","start_local":"06:35"},{"end":"2026-12-11T05:40Z","end_local":"07:40","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2026-12-11T05:10Z","start_local":"07:10"}]},"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":"2026-12-10T16:30:28Z","dark_hours":11.45,"dark_to":"2026-12-11T03:57:42Z","moon":{"illumination":0.033,"phase":"waxing crescent","waxing":true},"moon_free_dark_hours":11.43,"moonrise":"2026-12-11T07:53:00Z","moonset":"2026-12-10T15:35:55Z","sunrise":"2026-12-11T05:37:48Z","sunset":"2026-12-10T14:50:28Z","twilight":{"astronomical":{"end":"2026-12-10T16:30:28Z","start":"2026-12-11T03:57:42Z"},"civil":{"end":"2026-12-10T15:21:51Z","start":"2026-12-11T05:06:23Z"},"nautical":{"end":"2026-12-10T15:56:44Z","start":"2026-12-11T04:31:27Z"}},"window_end":"2026-12-11T10:00:00Z","window_start":"2026-12-10T10:00:00Z"},"night_date":"2026-12-10","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.42,"alt":44.6,"t":"2026-12-11T03:55:00Z"},"dec":2.05238823,"dec_of_date":1.9037,"dec_str":"+02\u00b0 03' 08.6\"","good_hours":1.75,"limit_rise":"2026-12-11T01:13:58Z","limit_set":"2026-12-11T09:49:29Z","max_az_rate_deg_per_min":0.0,"moon_separation":93.8,"never_rises":false,"ra":187.27791594,"ra_of_date":187.6224,"ra_str":"12h 29m 06.7s","resolved":{"dec":2.05238823,"morphology":"E3","name":"3C 273","ra":187.27791594,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=3C%20273","source":"sesame","type":"BLL","type_text":"BL Lac object \u2014 a blazar","vmag":14.83},"summary":"Only 1.7 h above 30\u00b0, 2.8 h above 20\u00b0 \u2014 usable, at high airmass.","terrain":{"available":true,"behind_at":"2026-12-10T11:39:31Z","blocked_dark_hours":0,"clears_at":"2026-12-10T23:25:58Z","rise_az":255.1},"track":[{"above_terrain":true,"airmass":3.08,"alt":18.81,"az":255.1,"t":"2026-12-10T10:00:00Z","terrain":0.26},{"above_terrain":true,"airmass":3.22,"alt":17.91,"az":256.1,"t":"2026-12-10T10:05:00Z","terrain":0.39},{"above_terrain":true,"airmass":3.39,"alt":17.0,"az":257.0,"t":"2026-12-10T10:10:00Z","terrain":0.43},{"above_terrain":true,"airmass":3.57,"alt":16.08,"az":257.8,"t":"2026-12-10T10:15:00Z","terrain":0.37},{"above_terrain":true,"airmass":3.77,"alt":15.17,"az":258.7,"t":"2026-12-10T10:20:00Z","terrain":0.45},{"above_terrain":true,"airmass":4.0,"alt":14.25,"az":259.6,"t":"2026-12-10T10:25:00Z","terrain":0.53},{"above_terrain":true,"airmass":4.27,"alt":13.33,"az":260.5,"t":"2026-12-10T10:30:00Z","terrain":0.7},{"above_terrain":true,"airmass":4.57,"alt":12.4,"az":261.4,"t":"2026-12-10T10:35:00Z","terrain":0.89},{"above_terrain":true,"airmass":4.91,"alt":11.48,"az":262.2,"t":"2026-12-10T10:40:00Z","terrain":0.94},{"above_terrain":true,"airmass":5.32,"alt":10.55,"az":263.1,"t":"2026-12-10T10:45:00Z","terrain":0.79},{"above_terrain":true,"airmass":5.79,"alt":9.62,"az":263.9,"t":"2026-12-10T10:50:00Z","terrain":0.54},{"above_terrain":true,"airmass":6.36,"alt":8.69,"az":264.8,"t":"2026-12-10T10:55:00Z","terrain":0.42},{"above_terrain":true,"airmass":7.05,"alt":7.75,"az":265.6,"t":"2026-12-10T11:00:00Z","terrain":0.44},{"above_terrain":true,"airmass":7.91,"alt":6.82,"az":266.5,"t":"2026-12-10T11:05:00Z","terrain":0.52},{"above_terrain":true,"airmass":8.99,"alt":5.88,"az":267.3,"t":"2026-12-10T11:10:00Z","terrain":0.59},{"above_terrain":true,"airmass":10.39,"alt":4.95,"az":268.1,"t":"2026-12-10T11:15:00Z","terrain":0.66},{"above_terrain":true,"airmass":12.27,"alt":4.01,"az":269.0,"t":"2026-12-10T11:20:00Z","terrain":0.75},{"above_terrain":true,"airmass":14.88,"alt":3.08,"az":269.8,"t":"2026-12-10T11:25:00Z","terrain":0.87},{"above_terrain":true,"airmass":18.7,"alt":2.14,"az":270.6,"t":"2026-12-10T11:30:00Z","terrain":0.82},{"above_terrain":true,"airmass":24.59,"alt":1.21,"az":271.5,"t":"2026-12-10T11:35:00Z","terrain":0.61},{"above_terrain":false,"airmass":34.15,"alt":0.27,"az":272.3,"t":"2026-12-10T11:40:00Z","terrain":0.33},{"above_terrain":false,"airmass":null,"alt":-0.66,"az":273.1,"t":"2026-12-10T11:45:00Z","terrain":0.12},{"above_terrain":false,"airmass":null,"alt":-1.6,"az":274.0,"t":"2026-12-10T11:50:00Z","terrain":-0.03},{"above_terrain":false,"airmass":null,"alt":-2.53,"az":274.8,"t":"2026-12-10T11:55:00Z","terrain":0.07},{"above_terrain":false,"airmass":null,"alt":-3.46,"az":275.7,"t":"2026-12-10T12:00:00Z","terrain":0.02},{"above_terrain":false,"airmass":null,"alt":-4.39,"az":276.5,"t":"2026-12-10T12:05:00Z","terrain":-0.07},{"above_terrain":false,"airmass":null,"alt":-5.32,"az":277.3,"t":"2026-12-10T12:10:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-6.25,"az":278.2,"t":"2026-12-10T12:15:00Z","terrain":-0.07},{"above_terrain":false,"airmass":null,"alt":-7.18,"az":279.0,"t":"2026-12-10T12:20:00Z","terrain":-0.02},{"above_terrain":false,"airmass":null,"alt":-8.1,"az":279.9,"t":"2026-12-10T12:25:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-9.02,"az":280.7,"t":"2026-12-10T12:30:00Z","terrain":-0.01},{"above_terrain":false,"airmass":null,"alt":-9.94,"az":281.6,"t":"2026-12-10T12:35:00Z","terrain":-0.07},{"above_terrain":false,"airmass":null,"alt":-10.85,"az":282.5,"t":"2026-12-10T12:40:00Z","terrain":-0.07},{"above_terrain":false,"airmass":null,"alt":-11.77,"az":283.4,"t":"2026-12-10T12:45:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-12.67,"az":284.2,"t":"2026-12-10T12:50:00Z","terrain":0.15},{"above_terrain":false,"airmass":null,"alt":-13.58,"az":285.1,"t":"2026-12-10T12:55:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-14.48,"az":286.0,"t":"2026-12-10T13:00:00Z","terrain":0.22},{"above_terrain":false,"airmass":null,"alt":-15.38,"az":286.9,"t":"2026-12-10T13:05:00Z","terrain":0.36},{"above_terrain":false,"airmass":null,"alt":-16.27,"az":287.8,"t":"2026-12-10T13:10:00Z","terrain":0.2},{"above_terrain":false,"airmass":null,"alt":-17.16,"az":288.8,"t":"2026-12-10T13:15:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-18.04,"az":289.7,"t":"2026-12-10T13:20:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-18.92,"az":290.6,"t":"2026-12-10T13:25:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-19.8,"az":291.6,"t":"2026-12-10T13:30:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-20.66,"az":292.6,"t":"2026-12-10T13:35:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-21.53,"az":293.5,"t":"2026-12-10T13:40:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-22.38,"az":294.5,"t":"2026-12-10T13:45:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-23.23,"az":295.5,"t":"2026-12-10T13:50:00Z","terrain":0.28},{"above_terrain":false,"airmass":null,"alt":-24.07,"az":296.5,"t":"2026-12-10T13:55:00Z","terrain":0.29},{"above_terrain":false,"airmass":null,"alt":-24.9,"az":297.6,"t":"2026-12-10T14:00:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-25.73,"az":298.6,"t":"2026-12-10T14:05:00Z","terrain":0.15},{"above_terrain":false,"airmass":null,"alt":-26.55,"az":299.7,"t":"2026-12-10T14:10:00Z","terrain":0.3},{"above_terrain":false,"airmass":null,"alt":-27.36,"az":300.7,"t":"2026-12-10T14:15:00Z","terrain":0.33},{"above_terrain":false,"airmass":null,"alt":-28.16,"az":301.8,"t":"2026-12-10T14:20:00Z","terrain":0.12},{"above_terrain":false,"airmass":null,"alt":-28.95,"az":302.9,"t":"2026-12-10T14:25:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-29.73,"az":304.0,"t":"2026-12-10T14:30:00Z","terrain":-0.11},{"above_terrain":false,"airmass":null,"alt":-30.5,"az":305.2,"t":"2026-12-10T14:35:00Z","terrain":-0.27},{"above_terrain":false,"airmass":null,"alt":-31.26,"az":306.3,"t":"2026-12-10T14:40:00Z","terrain":-0.05},{"above_terrain":false,"airmass":null,"alt":-32.0,"az":307.5,"t":"2026-12-10T14:45:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-32.74,"az":308.7,"t":"2026-12-10T14:50:00Z","terrain":0.21},{"above_terrain":false,"airmass":null,"alt":-33.46,"az":309.9,"t":"2026-12-10T14:55:00Z","terrain":0.22},{"above_terrain":false,"airmass":null,"alt":-34.18,"az":311.2,"t":"2026-12-10T15:00:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-34.87,"az":312.5,"t":"2026-12-10T15:05:00Z","terrain":0.2},{"above_terrain":false,"airmass":null,"alt":-35.56,"az":313.7,"t":"2026-12-10T15:10:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-36.23,"az":315.0,"t":"2026-12-10T15:15:00Z","terrain":0.56},{"above_terrain":false,"airmass":null,"alt":-36.88,"az":316.4,"t":"2026-12-10T15:20:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-37.52,"az":317.7,"t":"2026-12-10T15:25:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-38.14,"az":319.1,"t":"2026-12-10T15:30:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-38.74,"az":320.5,"t":"2026-12-10T15:35:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-39.33,"az":321.9,"t":"2026-12-10T15:40:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-39.9,"az":323.4,"t":"2026-12-10T15:45:00Z","terrain":-0.03},{"above_terrain":false,"airmass":null,"alt":-40.44,"az":324.9,"t":"2026-12-10T15:50:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-40.97,"az":326.4,"t":"2026-12-10T15:55:00Z","terrain":-0.29},{"above_terrain":false,"airmass":null,"alt":-41.48,"az":327.9,"t":"2026-12-10T16:00:00Z","terrain":-0.25},{"above_terrain":false,"airmass":null,"alt":-41.97,"az":329.4,"t":"2026-12-10T16:05:00Z","terrain":-0.22},{"above_terrain":false,"airmass":null,"alt":-42.43,"az":331.0,"t":"2026-12-10T16:10:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-42.88,"az":332.6,"t":"2026-12-10T16:15:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-43.29,"az":334.2,"t":"2026-12-10T16:20:00Z","terrain":-0.3},{"above_terrain":false,"airmass":null,"alt":-43.69,"az":335.8,"t":"2026-12-10T16:25:00Z","terrain":-0.79},{"above_terrain":false,"airmass":null,"alt":-44.06,"az":337.5,"t":"2026-12-10T16:30:00Z","terrain":-0.6},{"above_terrain":false,"airmass":null,"alt":-44.41,"az":339.2,"t":"2026-12-10T16:35:00Z","terrain":-0.71},{"above_terrain":false,"airmass":null,"alt":-44.73,"az":340.9,"t":"2026-12-10T16:40:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-45.02,"az":342.6,"t":"2026-12-10T16:45:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-45.28,"az":344.3,"t":"2026-12-10T16:50:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-45.52,"az":346.1,"t":"2026-12-10T16:55:00Z","terrain":-0.54},{"above_terrain":false,"airmass":null,"alt":-45.73,"az":347.9,"t":"2026-12-10T17:00:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-45.92,"az":349.6,"t":"2026-12-10T17:05:00Z","terrain":0.09},{"above_terrain":false,"airmass":null,"alt":-46.07,"az":351.4,"t":"2026-12-10T17:10:00Z","terrain":0.2},{"above_terrain":false,"airmass":null,"alt":-46.2,"az":353.2,"t":"2026-12-10T17:15:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-46.29,"az":355.0,"t":"2026-12-10T17:20:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-46.36,"az":356.8,"t":"2026-12-10T17:25:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-46.4,"az":358.7,"t":"2026-12-10T17:30:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-46.4,"az":0.5,"t":"2026-12-10T17:35:00Z","terrain":0.44},{"above_terrain":false,"airmass":null,"alt":-46.38,"az":2.3,"t":"2026-12-10T17:40:00Z","terrain":0.05},{"above_terrain":false,"airmass":null,"alt":-46.33,"az":4.1,"t":"2026-12-10T17:45:00Z","terrain":-0.3},{"above_terrain":false,"airmass":null,"alt":-46.25,"az":5.9,"t":"2026-12-10T17:50:00Z","terrain":-0.58},{"above_terrain":false,"airmass":null,"alt":-46.13,"az":7.7,"t":"2026-12-10T17:55:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-45.99,"az":9.5,"t":"2026-12-10T18:00:00Z","terrain":-0.63},{"above_terrain":false,"airmass":null,"alt":-45.83,"az":11.3,"t":"2026-12-10T18:05:00Z","terrain":-0.34},{"above_terrain":false,"airmass":null,"alt":-45.63,"az":13.1,"t":"2026-12-10T18:10:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-45.4,"az":14.8,"t":"2026-12-10T18:15:00Z","terrain":0.35},{"above_terrain":false,"airmass":null,"alt":-45.15,"az":16.6,"t":"2026-12-10T18:20:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-44.87,"az":18.3,"t":"2026-12-10T18:25:00Z","terrain":0.56},{"above_terrain":false,"airmass":null,"alt":-44.56,"az":20.0,"t":"2026-12-10T18:30:00Z","terrain":0.67},{"above_terrain":false,"airmass":null,"alt":-44.23,"az":21.7,"t":"2026-12-10T18:35:00Z","terrain":0.9},{"above_terrain":false,"airmass":null,"alt":-43.87,"az":23.4,"t":"2026-12-10T18:40:00Z","terrain":1.07},{"above_terrain":false,"airmass":null,"alt":-43.49,"az":25.0,"t":"2026-12-10T18:45:00Z","terrain":1.22},{"above_terrain":false,"airmass":null,"alt":-43.08,"az":26.6,"t":"2026-12-10T18:50:00Z","terrain":1.3},{"above_terrain":false,"airmass":null,"alt":-42.65,"az":28.2,"t":"2026-12-10T18:55:00Z","terrain":1.14},{"above_terrain":false,"airmass":null,"alt":-42.19,"az":29.8,"t":"2026-12-10T19:00:00Z","terrain":1.12},{"above_terrain":false,"airmass":null,"alt":-41.72,"az":31.4,"t":"2026-12-10T19:05:00Z","terrain":1.32},{"above_terrain":false,"airmass":null,"alt":-41.22,"az":32.9,"t":"2026-12-10T19:10:00Z","terrain":1.02},{"above_terrain":false,"airmass":null,"alt":-40.7,"az":34.4,"t":"2026-12-10T19:15:00Z","terrain":0.27},{"above_terrain":false,"airmass":null,"alt":-40.16,"az":35.9,"t":"2026-12-10T19:20:00Z","terrain":0.03},{"above_terrain":false,"airmass":null,"alt":-39.6,"az":37.4,"t":"2026-12-10T19:25:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-39.02,"az":38.8,"t":"2026-12-10T19:30:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-38.43,"az":40.2,"t":"2026-12-10T19:35:00Z","terrain":-0.03},{"above_terrain":false,"airmass":null,"alt":-37.82,"az":41.6,"t":"2026-12-10T19:40:00Z","terrain":0.08},{"above_terrain":false,"airmass":null,"alt":-37.19,"az":43.0,"t":"2026-12-10T19:45:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-36.54,"az":44.3,"t":"2026-12-10T19:50:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-35.88,"az":45.6,"t":"2026-12-10T19:55:00Z","terrain":0.64},{"above_terrain":false,"airmass":null,"alt":-35.2,"az":46.9,"t":"2026-12-10T20:00:00Z","terrain":0.61},{"above_terrain":false,"airmass":null,"alt":-34.51,"az":48.2,"t":"2026-12-10T20:05:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-33.81,"az":49.5,"t":"2026-12-10T20:10:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-33.09,"az":50.7,"t":"2026-12-10T20:15:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-32.36,"az":51.9,"t":"2026-12-10T20:20:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-31.62,"az":53.1,"t":"2026-12-10T20:25:00Z","terrain":0.85},{"above_terrain":false,"airmass":null,"alt":-30.86,"az":54.3,"t":"2026-12-10T20:30:00Z","terrain":1.02},{"above_terrain":false,"airmass":null,"alt":-30.1,"az":55.4,"t":"2026-12-10T20:35:00Z","terrain":1.07},{"above_terrain":false,"airmass":null,"alt":-29.32,"az":56.5,"t":"2026-12-10T20:40:00Z","terrain":1.06},{"above_terrain":false,"airmass":null,"alt":-28.54,"az":57.7,"t":"2026-12-10T20:45:00Z","terrain":1.19},{"above_terrain":false,"airmass":null,"alt":-27.74,"az":58.8,"t":"2026-12-10T20:50:00Z","terrain":1.22},{"above_terrain":false,"airmass":null,"alt":-26.94,"az":59.8,"t":"2026-12-10T20:55:00Z","terrain":1.18},{"above_terrain":false,"airmass":null,"alt":-26.12,"az":60.9,"t":"2026-12-10T21:00:00Z","terrain":1.1},{"above_terrain":false,"airmass":null,"alt":-25.3,"az":61.9,"t":"2026-12-10T21:05:00Z","terrain":1.01},{"above_terrain":false,"airmass":null,"alt":-24.47,"az":63.0,"t":"2026-12-10T21:10:00Z","terrain":0.91},{"above_terrain":false,"airmass":null,"alt":-23.63,"az":64.0,"t":"2026-12-10T21:15:00Z","terrain":0.77},{"above_terrain":false,"airmass":null,"alt":-22.79,"az":65.0,"t":"2026-12-10T21:20:00Z","terrain":0.77},{"above_terrain":false,"airmass":null,"alt":-21.94,"az":66.0,"t":"2026-12-10T21:25:00Z","terrain":0.83},{"above_terrain":false,"airmass":null,"alt":-21.08,"az":67.0,"t":"2026-12-10T21:30:00Z","terrain":0.93},{"above_terrain":false,"airmass":null,"alt":-20.21,"az":68.0,"t":"2026-12-10T21:35:00Z","terrain":0.99},{"above_terrain":false,"airmass":null,"alt":-19.34,"az":68.9,"t":"2026-12-10T21:40:00Z","terrain":1.04},{"above_terrain":false,"airmass":null,"alt":-18.47,"az":69.9,"t":"2026-12-10T21:45:00Z","terrain":1.2},{"above_terrain":false,"airmass":null,"alt":-17.59,"az":70.8,"t":"2026-12-10T21:50:00Z","terrain":1.25},{"above_terrain":false,"airmass":null,"alt":-16.7,"az":71.7,"t":"2026-12-10T21:55:00Z","terrain":1.22},{"above_terrain":false,"airmass":null,"alt":-15.81,"az":72.6,"t":"2026-12-10T22:00:00Z","terrain":1.07},{"above_terrain":false,"airmass":null,"alt":-14.91,"az":73.5,"t":"2026-12-10T22:05:00Z","terrain":0.85},{"above_terrain":false,"airmass":null,"alt":-14.01,"az":74.4,"t":"2026-12-10T22:10:00Z","terrain":0.69},{"above_terrain":false,"airmass":null,"alt":-13.11,"az":75.3,"t":"2026-12-10T22:15:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-12.2,"az":76.2,"t":"2026-12-10T22:20:00Z","terrain":0.72},{"above_terrain":false,"airmass":null,"alt":-11.29,"az":77.1,"t":"2026-12-10T22:25:00Z","terrain":0.69},{"above_terrain":false,"airmass":null,"alt":-10.38,"az":78.0,"t":"2026-12-10T22:30:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-9.46,"az":78.8,"t":"2026-12-10T22:35:00Z","terrain":0.58},{"above_terrain":false,"airmass":null,"alt":-8.54,"az":79.7,"t":"2026-12-10T22:40:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-7.62,"az":80.6,"t":"2026-12-10T22:45:00Z","terrain":0.58},{"above_terrain":false,"airmass":null,"alt":-6.69,"az":81.4,"t":"2026-12-10T22:50:00Z","terrain":0.73},{"above_terrain":false,"airmass":null,"alt":-5.77,"az":82.3,"t":"2026-12-10T22:55:00Z","terrain":0.71},{"above_terrain":false,"airmass":null,"alt":-4.84,"az":83.1,"t":"2026-12-10T23:00:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-3.91,"az":83.9,"t":"2026-12-10T23:05:00Z","terrain":0.38},{"above_terrain":false,"airmass":null,"alt":-2.98,"az":84.8,"t":"2026-12-10T23:10:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-2.05,"az":85.6,"t":"2026-12-10T23:15:00Z","terrain":0.22},{"above_terrain":false,"airmass":null,"alt":-1.11,"az":86.5,"t":"2026-12-10T23:20:00Z","terrain":0.12},{"above_terrain":false,"airmass":null,"alt":-0.18,"az":87.3,"t":"2026-12-10T23:25:00Z","terrain":0.03},{"above_terrain":true,"airmass":28.58,"alt":0.76,"az":88.1,"t":"2026-12-10T23:30:00Z","terrain":-0.09},{"above_terrain":true,"airmass":21.19,"alt":1.69,"az":89.0,"t":"2026-12-10T23:35:00Z","terrain":-0.19},{"above_terrain":true,"airmass":16.52,"alt":2.63,"az":89.8,"t":"2026-12-10T23:40:00Z","terrain":-0.22},{"above_terrain":true,"airmass":13.41,"alt":3.57,"az":90.6,"t":"2026-12-10T23:45:00Z","terrain":-0.14},{"above_terrain":true,"airmass":11.22,"alt":4.5,"az":91.5,"t":"2026-12-10T23:50:00Z","terrain":-0.0},{"above_terrain":true,"airmass":9.61,"alt":5.44,"az":92.3,"t":"2026-12-10T23:55:00Z","terrain":0.17},{"above_terrain":true,"airmass":8.39,"alt":6.37,"az":93.1,"t":"2026-12-11T00:00:00Z","terrain":0.34},{"above_terrain":true,"airmass":7.44,"alt":7.31,"az":94.0,"t":"2026-12-11T00:05:00Z","terrain":0.41},{"above_terrain":true,"airmass":6.68,"alt":8.24,"az":94.8,"t":"2026-12-11T00:10:00Z","terrain":0.39},{"above_terrain":true,"airmass":6.05,"alt":9.17,"az":95.7,"t":"2026-12-11T00:15:00Z","terrain":0.49},{"above_terrain":true,"airmass":5.53,"alt":10.1,"az":96.5,"t":"2026-12-11T00:20:00Z","terrain":0.64},{"above_terrain":true,"airmass":5.1,"alt":11.03,"az":97.4,"t":"2026-12-11T00:25:00Z","terrain":0.71},{"above_terrain":true,"airmass":4.72,"alt":11.96,"az":98.2,"t":"2026-12-11T00:30:00Z","terrain":0.63},{"above_terrain":true,"airmass":4.4,"alt":12.88,"az":99.1,"t":"2026-12-11T00:35:00Z","terrain":0.46},{"above_terrain":true,"airmass":4.12,"alt":13.81,"az":100.0,"t":"2026-12-11T00:40:00Z","terrain":0.28},{"above_terrain":true,"airmass":3.88,"alt":14.73,"az":100.8,"t":"2026-12-11T00:45:00Z","terrain":0.11},{"above_terrain":true,"airmass":3.66,"alt":15.64,"az":101.7,"t":"2026-12-11T00:50:00Z","terrain":-0.01},{"above_terrain":true,"airmass":3.47,"alt":16.56,"az":102.6,"t":"2026-12-11T00:55:00Z","terrain":-0.15},{"above_terrain":true,"airmass":3.3,"alt":17.47,"az":103.5,"t":"2026-12-11T01:00:00Z","terrain":-0.1},{"above_terrain":true,"airmass":3.14,"alt":18.38,"az":104.4,"t":"2026-12-11T01:05:00Z","terrain":-0.08},{"above_terrain":true,"airmass":3.0,"alt":19.28,"az":105.3,"t":"2026-12-11T01:10:00Z","terrain":-0.36},{"above_terrain":true,"airmass":2.88,"alt":20.18,"az":106.3,"t":"2026-12-11T01:15:00Z","terrain":-0.63},{"above_terrain":true,"airmass":2.76,"alt":21.08,"az":107.2,"t":"2026-12-11T01:20:00Z","terrain":-0.67},{"above_terrain":true,"airmass":2.66,"alt":21.97,"az":108.1,"t":"2026-12-11T01:25:00Z","terrain":-0.97},{"above_terrain":true,"airmass":2.56,"alt":22.86,"az":109.1,"t":"2026-12-11T01:30:00Z","terrain":-1.19},{"above_terrain":true,"airmass":2.47,"alt":23.74,"az":110.1,"t":"2026-12-11T01:35:00Z","terrain":-1.16},{"above_terrain":true,"airmass":2.39,"alt":24.62,"az":111.1,"t":"2026-12-11T01:40:00Z","terrain":-1.33},{"above_terrain":true,"airmass":2.31,"alt":25.49,"az":112.0,"t":"2026-12-11T01:45:00Z","terrain":-1.38},{"above_terrain":true,"airmass":2.24,"alt":26.35,"az":113.1,"t":"2026-12-11T01:50:00Z","terrain":-1.45},{"above_terrain":true,"airmass":2.18,"alt":27.21,"az":114.1,"t":"2026-12-11T01:55:00Z","terrain":-1.61},{"above_terrain":true,"airmass":2.12,"alt":28.06,"az":115.1,"t":"2026-12-11T02:00:00Z","terrain":-1.51},{"above_terrain":true,"airmass":2.06,"alt":28.91,"az":116.2,"t":"2026-12-11T02:05:00Z","terrain":-1.5},{"above_terrain":true,"airmass":2.01,"alt":29.74,"az":117.2,"t":"2026-12-11T02:10:00Z","terrain":-1.58},{"above_terrain":true,"airmass":1.96,"alt":30.57,"az":118.3,"t":"2026-12-11T02:15:00Z","terrain":-1.44},{"above_terrain":true,"airmass":1.91,"alt":31.39,"az":119.4,"t":"2026-12-11T02:20:00Z","terrain":-1.38},{"above_terrain":true,"airmass":1.87,"alt":32.2,"az":120.6,"t":"2026-12-11T02:25:00Z","terrain":-1.25},{"above_terrain":true,"airmass":1.83,"alt":33.0,"az":121.7,"t":"2026-12-11T02:30:00Z","terrain":-1.21},{"above_terrain":true,"airmass":1.79,"alt":33.79,"az":122.9,"t":"2026-12-11T02:35:00Z","terrain":-1.36},{"above_terrain":true,"airmass":1.76,"alt":34.57,"az":124.0,"t":"2026-12-11T02:40:00Z","terrain":-1.49},{"above_terrain":true,"airmass":1.73,"alt":35.34,"az":125.3,"t":"2026-12-11T02:45:00Z","terrain":-1.63},{"above_terrain":true,"airmass":1.69,"alt":36.1,"az":126.5,"t":"2026-12-11T02:50:00Z","terrain":-1.57},{"above_terrain":true,"airmass":1.66,"alt":36.85,"az":127.7,"t":"2026-12-11T02:55:00Z","terrain":-1.45},{"above_terrain":true,"airmass":1.64,"alt":37.58,"az":129.0,"t":"2026-12-11T03:00:00Z","terrain":-1.14},{"above_terrain":true,"airmass":1.61,"alt":38.3,"az":130.3,"t":"2026-12-11T03:05:00Z","terrain":-1.59},{"above_terrain":true,"airmass":1.59,"alt":39.01,"az":131.6,"t":"2026-12-11T03:10:00Z","terrain":-1.66},{"above_terrain":true,"airmass":1.56,"alt":39.7,"az":133.0,"t":"2026-12-11T03:15:00Z","terrain":-1.66},{"above_terrain":true,"airmass":1.54,"alt":40.38,"az":134.4,"t":"2026-12-11T03:20:00Z","terrain":-1.46},{"above_terrain":true,"airmass":1.52,"alt":41.04,"az":135.8,"t":"2026-12-11T03:25:00Z","terrain":-1.22},{"above_terrain":true,"airmass":1.5,"alt":41.68,"az":137.2,"t":"2026-12-11T03:30:00Z","terrain":-1.21},{"above_terrain":true,"airmass":1.48,"alt":42.31,"az":138.7,"t":"2026-12-11T03:35:00Z","terrain":-1.26},{"above_terrain":true,"airmass":1.47,"alt":42.92,"az":140.1,"t":"2026-12-11T03:40:00Z","terrain":-1.3},{"above_terrain":true,"airmass":1.45,"alt":43.51,"az":141.7,"t":"2026-12-11T03:45:00Z","terrain":-1.24},{"above_terrain":true,"airmass":1.44,"alt":44.08,"az":143.2,"t":"2026-12-11T03:50:00Z","terrain":-1.36},{"above_terrain":true,"airmass":1.42,"alt":44.63,"az":144.8,"t":"2026-12-11T03:55:00Z","terrain":-1.45},{"above_terrain":true,"airmass":1.41,"alt":45.16,"az":146.4,"t":"2026-12-11T04:00:00Z","terrain":-1.43},{"above_terrain":true,"airmass":1.4,"alt":45.67,"az":148.0,"t":"2026-12-11T04:05:00Z","terrain":-1.44},{"above_terrain":true,"airmass":1.39,"alt":46.15,"az":149.7,"t":"2026-12-11T04:10:00Z","terrain":-1.27},{"above_terrain":true,"airmass":1.37,"alt":46.61,"az":151.4,"t":"2026-12-11T04:15:00Z","terrain":-1.23},{"above_terrain":true,"airmass":1.36,"alt":47.05,"az":153.1,"t":"2026-12-11T04:20:00Z","terrain":-0.93},{"above_terrain":true,"airmass":1.36,"alt":47.46,"az":154.8,"t":"2026-12-11T04:25:00Z","terrain":-1.07},{"above_terrain":true,"airmass":1.35,"alt":47.85,"az":156.6,"t":"2026-12-11T04:30:00Z","terrain":-1.16},{"above_terrain":true,"airmass":1.34,"alt":48.2,"az":158.4,"t":"2026-12-11T04:35:00Z","terrain":-1.16},{"above_terrain":true,"airmass":1.33,"alt":48.54,"az":160.2,"t":"2026-12-11T04:40:00Z","terrain":-0.96},{"above_terrain":true,"airmass":1.33,"alt":48.84,"az":162.0,"t":"2026-12-11T04:45:00Z","terrain":-1.37},{"above_terrain":true,"airmass":1.32,"alt":49.11,"az":163.9,"t":"2026-12-11T04:50:00Z","terrain":-1.51},{"above_terrain":true,"airmass":1.32,"alt":49.36,"az":165.8,"t":"2026-12-11T04:55:00Z","terrain":-1.27},{"above_terrain":true,"airmass":1.31,"alt":49.57,"az":167.7,"t":"2026-12-11T05:00:00Z","terrain":-1.02},{"above_terrain":true,"airmass":1.31,"alt":49.76,"az":169.6,"t":"2026-12-11T05:05:00Z","terrain":-0.68},{"above_terrain":true,"airmass":1.31,"alt":49.91,"az":171.5,"t":"2026-12-11T05:10:00Z","terrain":-0.61},{"above_terrain":true,"airmass":1.3,"alt":50.03,"az":173.5,"t":"2026-12-11T05:15:00Z","terrain":-0.45},{"above_terrain":true,"airmass":1.3,"alt":50.12,"az":175.4,"t":"2026-12-11T05:20:00Z","terrain":-0.44},{"above_terrain":true,"airmass":1.3,"alt":50.18,"az":177.4,"t":"2026-12-11T05:25:00Z","terrain":-0.38},{"above_terrain":true,"airmass":1.3,"alt":50.21,"az":179.3,"t":"2026-12-11T05:30:00Z","terrain":-0.47},{"above_terrain":true,"airmass":1.3,"alt":50.2,"az":181.3,"t":"2026-12-11T05:35:00Z","terrain":-0.62},{"above_terrain":true,"airmass":1.3,"alt":50.17,"az":183.2,"t":"2026-12-11T05:40:00Z","terrain":-0.61},{"above_terrain":true,"airmass":1.3,"alt":50.1,"az":185.2,"t":"2026-12-11T05:45:00Z","terrain":-0.62},{"above_terrain":true,"airmass":1.3,"alt":50.0,"az":187.1,"t":"2026-12-11T05:50:00Z","terrain":-0.63},{"above_terrain":true,"airmass":1.31,"alt":49.87,"az":189.1,"t":"2026-12-11T05:55:00Z","terrain":-0.59},{"above_terrain":true,"airmass":1.31,"alt":49.7,"az":191.0,"t":"2026-12-11T06:00:00Z","terrain":-0.46},{"above_terrain":true,"airmass":1.31,"alt":49.51,"az":192.9,"t":"2026-12-11T06:05:00Z","terrain":-0.45},{"above_terrain":true,"airmass":1.32,"alt":49.29,"az":194.8,"t":"2026-12-11T06:10:00Z","terrain":-0.44},{"above_terrain":true,"airmass":1.32,"alt":49.03,"az":196.7,"t":"2026-12-11T06:15:00Z","terrain":-0.5},{"above_terrain":true,"airmass":1.33,"alt":48.75,"az":198.5,"t":"2026-12-11T06:20:00Z","terrain":-0.35},{"above_terrain":true,"airmass":1.34,"alt":48.44,"az":200.4,"t":"2026-12-11T06:25:00Z","terrain":-0.35},{"above_terrain":true,"airmass":1.34,"alt":48.1,"az":202.2,"t":"2026-12-11T06:30:00Z","terrain":-0.52},{"above_terrain":true,"airmass":1.35,"alt":47.73,"az":204.0,"t":"2026-12-11T06:35:00Z","terrain":-0.56},{"above_terrain":true,"airmass":1.36,"alt":47.34,"az":205.7,"t":"2026-12-11T06:40:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.37,"alt":46.92,"az":207.5,"t":"2026-12-11T06:45:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.38,"alt":46.47,"az":209.2,"t":"2026-12-11T06:50:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.39,"alt":46.01,"az":210.8,"t":"2026-12-11T06:55:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.4,"alt":45.52,"az":212.5,"t":"2026-12-11T07:00:00Z","terrain":0.45},{"above_terrain":true,"airmass":1.41,"alt":45.0,"az":214.1,"t":"2026-12-11T07:05:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.43,"alt":44.47,"az":215.7,"t":"2026-12-11T07:10:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.44,"alt":43.91,"az":217.3,"t":"2026-12-11T07:15:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.46,"alt":43.33,"az":218.8,"t":"2026-12-11T07:20:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.47,"alt":42.74,"az":220.3,"t":"2026-12-11T07:25:00Z","terrain":1.18},{"above_terrain":true,"airmass":1.49,"alt":42.12,"az":221.8,"t":"2026-12-11T07:30:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.51,"alt":41.49,"az":223.3,"t":"2026-12-11T07:35:00Z","terrain":0.62},{"above_terrain":true,"airmass":1.53,"alt":40.84,"az":224.7,"t":"2026-12-11T07:40:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.55,"alt":40.17,"az":226.1,"t":"2026-12-11T07:45:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.57,"alt":39.49,"az":227.4,"t":"2026-12-11T07:50:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.59,"alt":38.79,"az":228.8,"t":"2026-12-11T07:55:00Z","terrain":1.27},{"above_terrain":true,"airmass":1.62,"alt":38.08,"az":230.1,"t":"2026-12-11T08:00:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.65,"alt":37.36,"az":231.4,"t":"2026-12-11T08:05:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.67,"alt":36.62,"az":232.7,"t":"2026-12-11T08:10:00Z","terrain":0.84},{"above_terrain":true,"airmass":1.7,"alt":35.87,"az":233.9,"t":"2026-12-11T08:15:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.74,"alt":35.11,"az":235.1,"t":"2026-12-11T08:20:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.77,"alt":34.33,"az":236.3,"t":"2026-12-11T08:25:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.81,"alt":33.55,"az":237.5,"t":"2026-12-11T08:30:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.84,"alt":32.76,"az":238.7,"t":"2026-12-11T08:35:00Z","terrain":0.6},{"above_terrain":true,"airmass":1.88,"alt":31.95,"az":239.8,"t":"2026-12-11T08:40:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.93,"alt":31.14,"az":240.9,"t":"2026-12-11T08:45:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.98,"alt":30.32,"az":242.0,"t":"2026-12-11T08:50:00Z","terrain":1.04},{"above_terrain":true,"airmass":2.03,"alt":29.49,"az":243.1,"t":"2026-12-11T08:55:00Z","terrain":1.0},{"above_terrain":true,"airmass":2.08,"alt":28.65,"az":244.2,"t":"2026-12-11T09:00:00Z","terrain":0.95},{"above_terrain":true,"airmass":2.14,"alt":27.8,"az":245.2,"t":"2026-12-11T09:05:00Z","terrain":1.03},{"above_terrain":true,"airmass":2.2,"alt":26.95,"az":246.2,"t":"2026-12-11T09:10:00Z","terrain":1.14},{"above_terrain":true,"airmass":2.27,"alt":26.09,"az":247.3,"t":"2026-12-11T09:15:00Z","terrain":0.91},{"above_terrain":true,"airmass":2.34,"alt":25.22,"az":248.3,"t":"2026-12-11T09:20:00Z","terrain":0.56},{"above_terrain":true,"airmass":2.41,"alt":24.35,"az":249.3,"t":"2026-12-11T09:25:00Z","terrain":0.52},{"above_terrain":true,"airmass":2.5,"alt":23.47,"az":250.2,"t":"2026-12-11T09:30:00Z","terrain":0.58},{"above_terrain":true,"airmass":2.59,"alt":22.59,"az":251.2,"t":"2026-12-11T09:35:00Z","terrain":0.48},{"above_terrain":true,"airmass":2.69,"alt":21.7,"az":252.1,"t":"2026-12-11T09:40:00Z","terrain":0.2},{"above_terrain":true,"airmass":2.8,"alt":20.81,"az":253.1,"t":"2026-12-11T09:45:00Z","terrain":0.17},{"above_terrain":true,"airmass":2.92,"alt":19.91,"az":254.0,"t":"2026-12-11T09:50:00Z","terrain":0.17},{"above_terrain":true,"airmass":3.05,"alt":19.01,"az":254.9,"t":"2026-12-11T09:55:00Z","terrain":0.24},{"above_terrain":true,"airmass":3.19,"alt":18.1,"az":255.9,"t":"2026-12-11T10:00:00Z","terrain":0.37}],"transit":{"airmass":1.3,"alt":50.2,"az":179.3,"t":"2026-12-11T05:30:00Z"},"usable_hours":2.75,"verdict":"marginal","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."]}