{"assessment":{"best_window":{"end":"2026-12-13T04:00Z","end_local":"06:00","hours":2.42,"label":"good","mean_quality":0.82,"start":"2026-12-13T01:35Z","start_local":"03:35"},"cost":{"altitude":9.63,"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":-35,"cloud":null,"high":null,"iso":"2026-12-12T15:00Z","label":"unusable","low":null,"mid":null,"moon_alt":20,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"17:00","wind":null},{"alt":-42,"cloud":null,"high":null,"iso":"2026-12-12T16:00Z","label":"unusable","low":null,"mid":null,"moon_alt":14,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"18:00","wind":null},{"alt":-46,"cloud":null,"high":null,"iso":"2026-12-12T17:00Z","label":"unusable","low":null,"mid":null,"moon_alt":6,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"19:00","wind":null},{"alt":-46,"cloud":null,"high":null,"iso":"2026-12-12T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-3,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"20:00","wind":null},{"alt":-41,"cloud":null,"high":null,"iso":"2026-12-12T19:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-13,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"21:00","wind":null},{"alt":-34,"cloud":null,"high":null,"iso":"2026-12-12T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-23,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":-25,"cloud":null,"high":null,"iso":"2026-12-12T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-34,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":-14,"cloud":null,"high":null,"iso":"2026-12-12T22:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-45,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":-3,"cloud":null,"high":null,"iso":"2026-12-12T23:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-55,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":8,"cloud":null,"high":null,"iso":"2026-12-13T00:00Z","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":19,"cloud":null,"high":null,"iso":"2026-12-13T01:00Z","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":29,"cloud":null,"high":null,"iso":"2026-12-13T02:00Z","label":"good","low":null,"mid":null,"moon_alt":-68,"precip":null,"q":0.78,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":39,"cloud":null,"high":null,"iso":"2026-12-13T03:00Z","label":"good","low":null,"mid":null,"moon_alt":-61,"precip":null,"q":0.86,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":46,"cloud":null,"high":null,"iso":"2026-12-13T04:00Z","label":"marginal","low":null,"mid":null,"moon_alt":-52,"precip":null,"q":0.45,"rh":null,"sky":"astronomical twilight","temp":null,"time":"06:00","wind":null},{"alt":50,"cloud":null,"high":null,"iso":"2026-12-13T05:00Z","label":"poor","low":null,"mid":null,"moon_alt":-42,"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":2.54,"reasons":["the target being low or below 20\u00b0 cost 9.6 quality-hours","daylight and twilight cost 1.2 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":57,"score_weather":null,"sky_hours":2.54,"verdict":"unknown","verdict_astronomy":"marginal","weather_known":false,"windows":[{"end":"2026-12-13T01:10Z","end_local":"03:10","hours":10.33,"label":"unusable","mean_quality":0.0,"start":"2026-12-12T14:50Z","start_local":"16:50"},{"end":"2026-12-13T01:35Z","end_local":"03:35","hours":0.42,"label":"marginal","mean_quality":0.5,"start":"2026-12-13T01:10Z","start_local":"03:10"},{"end":"2026-12-13T04:00Z","end_local":"06:00","hours":2.42,"label":"good","mean_quality":0.82,"start":"2026-12-13T01:35Z","start_local":"03:35"},{"end":"2026-12-13T04:35Z","end_local":"06:35","hours":0.58,"label":"marginal","mean_quality":0.46,"start":"2026-12-13T04:00Z","start_local":"06:00"},{"end":"2026-12-13T05:10Z","end_local":"07:10","hours":0.58,"label":"poor","mean_quality":0.14,"start":"2026-12-13T04:35Z","start_local":"06:35"},{"end":"2026-12-13T05:40Z","end_local":"07:40","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2026-12-13T05:10Z","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":"2026-12-12T16:30:51Z","dark_hours":11.47,"dark_to":"2026-12-13T03:59:09Z","moon":{"illumination":0.129,"phase":"waxing crescent","waxing":true},"moon_free_dark_hours":10.33,"moonrise":"2026-12-13T08:56:24Z","moonset":"2026-12-12T17:38:37Z","sunrise":"2026-12-13T05:39:24Z","sunset":"2026-12-12T14:50:41Z","twilight":{"astronomical":{"end":"2026-12-12T16:30:51Z","start":"2026-12-13T03:59:09Z"},"civil":{"end":"2026-12-12T15:22:08Z","start":"2026-12-13T05:07:55Z"},"nautical":{"end":"2026-12-12T15:57:04Z","start":"2026-12-13T04:32:57Z"}},"window_end":"2026-12-13T10:00:00Z","window_start":"2026-12-12T10:00:00Z"},"night_date":"2026-12-12","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.4,"alt":45.5,"t":"2026-12-13T03:55:00Z"},"dec":2.05238823,"dec_of_date":1.9036,"dec_str":"+02\u00b0 03' 08.6\"","good_hours":1.92,"limit_rise":"2026-12-13T01:06:06Z","limit_set":"2026-12-13T09:41:37Z","max_az_rate_deg_per_min":0.0,"moon_separation":117.2,"never_rises":false,"ra":187.27791594,"ra_of_date":187.6225,"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 1.9 h above 30\u00b0, 2.8 h above 20\u00b0 \u2014 usable, at high airmass.","terrain":{"available":true,"behind_at":"2026-12-12T11:31:40Z","blocked_dark_hours":0,"clears_at":"2026-12-12T23:18:06Z","rise_az":256.6},"track":[{"above_terrain":true,"airmass":3.31,"alt":17.39,"az":256.6,"t":"2026-12-12T10:00:00Z","terrain":0.41},{"above_terrain":true,"airmass":3.49,"alt":16.47,"az":257.5,"t":"2026-12-12T10:05:00Z","terrain":0.4},{"above_terrain":true,"airmass":3.68,"alt":15.56,"az":258.4,"t":"2026-12-12T10:10:00Z","terrain":0.4},{"above_terrain":true,"airmass":3.9,"alt":14.64,"az":259.2,"t":"2026-12-12T10:15:00Z","terrain":0.5},{"above_terrain":true,"airmass":4.15,"alt":13.72,"az":260.1,"t":"2026-12-12T10:20:00Z","terrain":0.59},{"above_terrain":true,"airmass":4.43,"alt":12.8,"az":261.0,"t":"2026-12-12T10:25:00Z","terrain":0.84},{"above_terrain":true,"airmass":4.76,"alt":11.87,"az":261.8,"t":"2026-12-12T10:30:00Z","terrain":0.96},{"above_terrain":true,"airmass":5.14,"alt":10.94,"az":262.7,"t":"2026-12-12T10:35:00Z","terrain":0.86},{"above_terrain":true,"airmass":5.58,"alt":10.01,"az":263.6,"t":"2026-12-12T10:40:00Z","terrain":0.65},{"above_terrain":true,"airmass":6.11,"alt":9.08,"az":264.4,"t":"2026-12-12T10:45:00Z","terrain":0.47},{"above_terrain":true,"airmass":6.74,"alt":8.15,"az":265.3,"t":"2026-12-12T10:50:00Z","terrain":0.41},{"above_terrain":true,"airmass":7.52,"alt":7.22,"az":266.1,"t":"2026-12-12T10:55:00Z","terrain":0.48},{"above_terrain":true,"airmass":8.5,"alt":6.28,"az":266.9,"t":"2026-12-12T11:00:00Z","terrain":0.56},{"above_terrain":true,"airmass":9.75,"alt":5.35,"az":267.8,"t":"2026-12-12T11:05:00Z","terrain":0.63},{"above_terrain":true,"airmass":11.4,"alt":4.41,"az":268.6,"t":"2026-12-12T11:10:00Z","terrain":0.71},{"above_terrain":true,"airmass":13.65,"alt":3.48,"az":269.5,"t":"2026-12-12T11:15:00Z","terrain":0.82},{"above_terrain":true,"airmass":16.88,"alt":2.54,"az":270.3,"t":"2026-12-12T11:20:00Z","terrain":0.87},{"above_terrain":true,"airmass":21.74,"alt":1.61,"az":271.1,"t":"2026-12-12T11:25:00Z","terrain":0.74},{"above_terrain":true,"airmass":29.48,"alt":0.67,"az":272.0,"t":"2026-12-12T11:30:00Z","terrain":0.44},{"above_terrain":false,"airmass":null,"alt":-0.26,"az":272.8,"t":"2026-12-12T11:35:00Z","terrain":0.2},{"above_terrain":false,"airmass":null,"alt":-1.2,"az":273.6,"t":"2026-12-12T11:40:00Z","terrain":0.03},{"above_terrain":false,"airmass":null,"alt":-2.13,"az":274.5,"t":"2026-12-12T11:45:00Z","terrain":0.02},{"above_terrain":false,"airmass":null,"alt":-3.07,"az":275.3,"t":"2026-12-12T11:50:00Z","terrain":0.06},{"above_terrain":false,"airmass":null,"alt":-4.0,"az":276.1,"t":"2026-12-12T11:55:00Z","terrain":-0.03},{"above_terrain":false,"airmass":null,"alt":-4.93,"az":277.0,"t":"2026-12-12T12:00:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-5.85,"az":277.8,"t":"2026-12-12T12:05:00Z","terrain":-0.09},{"above_terrain":false,"airmass":null,"alt":-6.78,"az":278.7,"t":"2026-12-12T12:10:00Z","terrain":-0.04},{"above_terrain":false,"airmass":null,"alt":-7.71,"az":279.5,"t":"2026-12-12T12:15:00Z","terrain":-0.08},{"above_terrain":false,"airmass":null,"alt":-8.63,"az":280.4,"t":"2026-12-12T12:20:00Z","terrain":-0.07},{"above_terrain":false,"airmass":null,"alt":-9.55,"az":281.2,"t":"2026-12-12T12:25:00Z","terrain":-0.01},{"above_terrain":false,"airmass":null,"alt":-10.46,"az":282.1,"t":"2026-12-12T12:30:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-11.38,"az":283.0,"t":"2026-12-12T12:35:00Z","terrain":-0.01},{"above_terrain":false,"airmass":null,"alt":-12.29,"az":283.9,"t":"2026-12-12T12:40:00Z","terrain":0.1},{"above_terrain":false,"airmass":null,"alt":-13.19,"az":284.7,"t":"2026-12-12T12:45:00Z","terrain":0.2},{"above_terrain":false,"airmass":null,"alt":-14.1,"az":285.6,"t":"2026-12-12T12:50:00Z","terrain":0.22},{"above_terrain":false,"airmass":null,"alt":-15.0,"az":286.5,"t":"2026-12-12T12:55:00Z","terrain":0.3},{"above_terrain":false,"airmass":null,"alt":-15.89,"az":287.4,"t":"2026-12-12T13:00:00Z","terrain":0.28},{"above_terrain":false,"airmass":null,"alt":-16.78,"az":288.4,"t":"2026-12-12T13:05:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-17.67,"az":289.3,"t":"2026-12-12T13:10:00Z","terrain":0.21},{"above_terrain":false,"airmass":null,"alt":-18.55,"az":290.2,"t":"2026-12-12T13:15:00Z","terrain":0.34},{"above_terrain":false,"airmass":null,"alt":-19.42,"az":291.2,"t":"2026-12-12T13:20:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-20.29,"az":292.1,"t":"2026-12-12T13:25:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-21.16,"az":293.1,"t":"2026-12-12T13:30:00Z","terrain":0.28},{"above_terrain":false,"airmass":null,"alt":-22.02,"az":294.1,"t":"2026-12-12T13:35:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-22.87,"az":295.1,"t":"2026-12-12T13:40:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-23.71,"az":296.1,"t":"2026-12-12T13:45:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-24.55,"az":297.1,"t":"2026-12-12T13:50:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-25.38,"az":298.1,"t":"2026-12-12T13:55:00Z","terrain":0.13},{"above_terrain":false,"airmass":null,"alt":-26.2,"az":299.2,"t":"2026-12-12T14:00:00Z","terrain":0.21},{"above_terrain":false,"airmass":null,"alt":-27.01,"az":300.3,"t":"2026-12-12T14:05:00Z","terrain":0.36},{"above_terrain":false,"airmass":null,"alt":-27.81,"az":301.3,"t":"2026-12-12T14:10:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-28.61,"az":302.4,"t":"2026-12-12T14:15:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-29.39,"az":303.6,"t":"2026-12-12T14:20:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-30.17,"az":304.7,"t":"2026-12-12T14:25:00Z","terrain":-0.23},{"above_terrain":false,"airmass":null,"alt":-30.93,"az":305.9,"t":"2026-12-12T14:30:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-31.69,"az":307.0,"t":"2026-12-12T14:35:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-32.43,"az":308.2,"t":"2026-12-12T14:40:00Z","terrain":0.29},{"above_terrain":false,"airmass":null,"alt":-33.16,"az":309.4,"t":"2026-12-12T14:45:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-33.87,"az":310.7,"t":"2026-12-12T14:50:00Z","terrain":0.31},{"above_terrain":false,"airmass":null,"alt":-34.58,"az":311.9,"t":"2026-12-12T14:55:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-35.27,"az":313.2,"t":"2026-12-12T15:00:00Z","terrain":0.31},{"above_terrain":false,"airmass":null,"alt":-35.94,"az":314.5,"t":"2026-12-12T15:05:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-36.6,"az":315.8,"t":"2026-12-12T15:10:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-37.25,"az":317.1,"t":"2026-12-12T15:15:00Z","terrain":0.3},{"above_terrain":false,"airmass":null,"alt":-37.87,"az":318.5,"t":"2026-12-12T15:20:00Z","terrain":0.09},{"above_terrain":false,"airmass":null,"alt":-38.49,"az":319.9,"t":"2026-12-12T15:25:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-39.08,"az":321.3,"t":"2026-12-12T15:30:00Z","terrain":-0.07},{"above_terrain":false,"airmass":null,"alt":-39.66,"az":322.8,"t":"2026-12-12T15:35:00Z","terrain":0.11},{"above_terrain":false,"airmass":null,"alt":-40.21,"az":324.2,"t":"2026-12-12T15:40:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-40.75,"az":325.7,"t":"2026-12-12T15:45:00Z","terrain":-0.23},{"above_terrain":false,"airmass":null,"alt":-41.27,"az":327.2,"t":"2026-12-12T15:50:00Z","terrain":-0.35},{"above_terrain":false,"airmass":null,"alt":-41.76,"az":328.8,"t":"2026-12-12T15:55:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-42.24,"az":330.3,"t":"2026-12-12T16:00:00Z","terrain":-0.36},{"above_terrain":false,"airmass":null,"alt":-42.69,"az":331.9,"t":"2026-12-12T16:05:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-43.12,"az":333.5,"t":"2026-12-12T16:10:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-43.52,"az":335.1,"t":"2026-12-12T16:15:00Z","terrain":-0.62},{"above_terrain":false,"airmass":null,"alt":-43.91,"az":336.8,"t":"2026-12-12T16:20:00Z","terrain":-0.75},{"above_terrain":false,"airmass":null,"alt":-44.26,"az":338.5,"t":"2026-12-12T16:25:00Z","terrain":-0.6},{"above_terrain":false,"airmass":null,"alt":-44.59,"az":340.2,"t":"2026-12-12T16:30:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-44.9,"az":341.9,"t":"2026-12-12T16:35:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-45.17,"az":343.6,"t":"2026-12-12T16:40:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-45.43,"az":345.3,"t":"2026-12-12T16:45:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-45.65,"az":347.1,"t":"2026-12-12T16:50:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-45.84,"az":348.9,"t":"2026-12-12T16:55:00Z","terrain":-0.02},{"above_terrain":false,"airmass":null,"alt":-46.01,"az":350.7,"t":"2026-12-12T17:00:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-46.15,"az":352.5,"t":"2026-12-12T17:05:00Z","terrain":0.37},{"above_terrain":false,"airmass":null,"alt":-46.25,"az":354.3,"t":"2026-12-12T17:10:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-46.33,"az":356.1,"t":"2026-12-12T17:15:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-46.38,"az":357.9,"t":"2026-12-12T17:20:00Z","terrain":0.64},{"above_terrain":false,"airmass":null,"alt":-46.4,"az":359.7,"t":"2026-12-12T17:25:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-46.39,"az":1.5,"t":"2026-12-12T17:30:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-46.35,"az":3.3,"t":"2026-12-12T17:35:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-46.28,"az":5.1,"t":"2026-12-12T17:40:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-46.19,"az":6.9,"t":"2026-12-12T17:45:00Z","terrain":-0.42},{"above_terrain":false,"airmass":null,"alt":-46.06,"az":8.7,"t":"2026-12-12T17:50:00Z","terrain":-0.6},{"above_terrain":false,"airmass":null,"alt":-45.9,"az":10.5,"t":"2026-12-12T17:55:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-45.72,"az":12.3,"t":"2026-12-12T18:00:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-45.5,"az":14.1,"t":"2026-12-12T18:05:00Z","terrain":0.11},{"above_terrain":false,"airmass":null,"alt":-45.26,"az":15.8,"t":"2026-12-12T18:10:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-44.99,"az":17.6,"t":"2026-12-12T18:15:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-44.7,"az":19.3,"t":"2026-12-12T18:20:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-44.37,"az":21.0,"t":"2026-12-12T18:25:00Z","terrain":0.69},{"above_terrain":false,"airmass":null,"alt":-44.03,"az":22.7,"t":"2026-12-12T18:30:00Z","terrain":1.1},{"above_terrain":false,"airmass":null,"alt":-43.65,"az":24.3,"t":"2026-12-12T18:35:00Z","terrain":1.01},{"above_terrain":false,"airmass":null,"alt":-43.26,"az":25.9,"t":"2026-12-12T18:40:00Z","terrain":1.33},{"above_terrain":false,"airmass":null,"alt":-42.83,"az":27.6,"t":"2026-12-12T18:45:00Z","terrain":1.23},{"above_terrain":false,"airmass":null,"alt":-42.39,"az":29.2,"t":"2026-12-12T18:50:00Z","terrain":1.02},{"above_terrain":false,"airmass":null,"alt":-41.92,"az":30.7,"t":"2026-12-12T18:55:00Z","terrain":1.27},{"above_terrain":false,"airmass":null,"alt":-41.43,"az":32.3,"t":"2026-12-12T19:00:00Z","terrain":1.24},{"above_terrain":false,"airmass":null,"alt":-40.92,"az":33.8,"t":"2026-12-12T19:05:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-40.39,"az":35.3,"t":"2026-12-12T19:10:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-39.84,"az":36.8,"t":"2026-12-12T19:15:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-39.27,"az":38.2,"t":"2026-12-12T19:20:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-38.69,"az":39.6,"t":"2026-12-12T19:25:00Z","terrain":-0.09},{"above_terrain":false,"airmass":null,"alt":-38.08,"az":41.0,"t":"2026-12-12T19:30:00Z","terrain":0.02},{"above_terrain":false,"airmass":null,"alt":-37.46,"az":42.4,"t":"2026-12-12T19:35:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-36.82,"az":43.7,"t":"2026-12-12T19:40:00Z","terrain":0.37},{"above_terrain":false,"airmass":null,"alt":-36.16,"az":45.1,"t":"2026-12-12T19:45:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-35.49,"az":46.4,"t":"2026-12-12T19:50:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-34.81,"az":47.7,"t":"2026-12-12T19:55:00Z","terrain":0.56},{"above_terrain":false,"airmass":null,"alt":-34.11,"az":48.9,"t":"2026-12-12T20:00:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-33.4,"az":50.2,"t":"2026-12-12T20:05:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-32.67,"az":51.4,"t":"2026-12-12T20:10:00Z","terrain":0.57},{"above_terrain":false,"airmass":null,"alt":-31.93,"az":52.6,"t":"2026-12-12T20:15:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-31.19,"az":53.8,"t":"2026-12-12T20:20:00Z","terrain":0.96},{"above_terrain":false,"airmass":null,"alt":-30.43,"az":54.9,"t":"2026-12-12T20:25:00Z","terrain":1.07},{"above_terrain":false,"airmass":null,"alt":-29.65,"az":56.1,"t":"2026-12-12T20:30:00Z","terrain":1.05},{"above_terrain":false,"airmass":null,"alt":-28.87,"az":57.2,"t":"2026-12-12T20:35:00Z","terrain":1.1},{"above_terrain":false,"airmass":null,"alt":-28.08,"az":58.3,"t":"2026-12-12T20:40:00Z","terrain":1.24},{"above_terrain":false,"airmass":null,"alt":-27.28,"az":59.4,"t":"2026-12-12T20:45:00Z","terrain":1.19},{"above_terrain":false,"airmass":null,"alt":-26.47,"az":60.4,"t":"2026-12-12T20:50:00Z","terrain":1.13},{"above_terrain":false,"airmass":null,"alt":-25.65,"az":61.5,"t":"2026-12-12T20:55:00Z","terrain":1.05},{"above_terrain":false,"airmass":null,"alt":-24.83,"az":62.5,"t":"2026-12-12T21:00:00Z","terrain":0.96},{"above_terrain":false,"airmass":null,"alt":-23.99,"az":63.6,"t":"2026-12-12T21:05:00Z","terrain":0.83},{"above_terrain":false,"airmass":null,"alt":-23.15,"az":64.6,"t":"2026-12-12T21:10:00Z","terrain":0.77},{"above_terrain":false,"airmass":null,"alt":-22.3,"az":65.6,"t":"2026-12-12T21:15:00Z","terrain":0.8},{"above_terrain":false,"airmass":null,"alt":-21.44,"az":66.6,"t":"2026-12-12T21:20:00Z","terrain":0.89},{"above_terrain":false,"airmass":null,"alt":-20.58,"az":67.5,"t":"2026-12-12T21:25:00Z","terrain":0.96},{"above_terrain":false,"airmass":null,"alt":-19.72,"az":68.5,"t":"2026-12-12T21:30:00Z","terrain":1.02},{"above_terrain":false,"airmass":null,"alt":-18.84,"az":69.5,"t":"2026-12-12T21:35:00Z","terrain":1.13},{"above_terrain":false,"airmass":null,"alt":-17.96,"az":70.4,"t":"2026-12-12T21:40:00Z","terrain":1.24},{"above_terrain":false,"airmass":null,"alt":-17.08,"az":71.3,"t":"2026-12-12T21:45:00Z","terrain":1.24},{"above_terrain":false,"airmass":null,"alt":-16.19,"az":72.2,"t":"2026-12-12T21:50:00Z","terrain":1.15},{"above_terrain":false,"airmass":null,"alt":-15.3,"az":73.2,"t":"2026-12-12T21:55:00Z","terrain":0.95},{"above_terrain":false,"airmass":null,"alt":-14.4,"az":74.1,"t":"2026-12-12T22:00:00Z","terrain":0.72},{"above_terrain":false,"airmass":null,"alt":-13.5,"az":75.0,"t":"2026-12-12T22:05:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-12.59,"az":75.8,"t":"2026-12-12T22:10:00Z","terrain":0.71},{"above_terrain":false,"airmass":null,"alt":-11.68,"az":76.7,"t":"2026-12-12T22:15:00Z","terrain":0.71},{"above_terrain":false,"airmass":null,"alt":-10.77,"az":77.6,"t":"2026-12-12T22:20:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-9.85,"az":78.5,"t":"2026-12-12T22:25:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-8.93,"az":79.3,"t":"2026-12-12T22:30:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-8.01,"az":80.2,"t":"2026-12-12T22:35:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-7.09,"az":81.0,"t":"2026-12-12T22:40:00Z","terrain":0.69},{"above_terrain":false,"airmass":null,"alt":-6.16,"az":81.9,"t":"2026-12-12T22:45:00Z","terrain":0.79},{"above_terrain":false,"airmass":null,"alt":-5.24,"az":82.7,"t":"2026-12-12T22:50:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-4.31,"az":83.6,"t":"2026-12-12T22:55:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-3.38,"az":84.4,"t":"2026-12-12T23:00:00Z","terrain":0.35},{"above_terrain":false,"airmass":null,"alt":-2.44,"az":85.3,"t":"2026-12-12T23:05:00Z","terrain":0.27},{"above_terrain":false,"airmass":null,"alt":-1.51,"az":86.1,"t":"2026-12-12T23:10:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-0.58,"az":86.9,"t":"2026-12-12T23:15:00Z","terrain":0.08},{"above_terrain":true,"airmass":33.04,"alt":0.36,"az":87.8,"t":"2026-12-12T23:20:00Z","terrain":-0.04},{"above_terrain":true,"airmass":23.92,"alt":1.29,"az":88.6,"t":"2026-12-12T23:25:00Z","terrain":-0.15},{"above_terrain":true,"airmass":18.27,"alt":2.23,"az":89.4,"t":"2026-12-12T23:30:00Z","terrain":-0.21},{"above_terrain":true,"airmass":14.6,"alt":3.17,"az":90.3,"t":"2026-12-12T23:35:00Z","terrain":-0.18},{"above_terrain":true,"airmass":12.07,"alt":4.1,"az":91.1,"t":"2026-12-12T23:40:00Z","terrain":-0.07},{"above_terrain":true,"airmass":10.24,"alt":5.04,"az":91.9,"t":"2026-12-12T23:45:00Z","terrain":0.09},{"above_terrain":true,"airmass":8.88,"alt":5.97,"az":92.8,"t":"2026-12-12T23:50:00Z","terrain":0.28},{"above_terrain":true,"airmass":7.82,"alt":6.91,"az":93.6,"t":"2026-12-12T23:55:00Z","terrain":0.38},{"above_terrain":true,"airmass":6.98,"alt":7.84,"az":94.5,"t":"2026-12-13T00:00:00Z","terrain":0.4},{"above_terrain":true,"airmass":6.3,"alt":8.77,"az":95.3,"t":"2026-12-13T00:05:00Z","terrain":0.43},{"above_terrain":true,"airmass":5.74,"alt":9.7,"az":96.2,"t":"2026-12-13T00:10:00Z","terrain":0.58},{"above_terrain":true,"airmass":5.27,"alt":10.63,"az":97.0,"t":"2026-12-13T00:15:00Z","terrain":0.73},{"above_terrain":true,"airmass":4.88,"alt":11.56,"az":97.9,"t":"2026-12-13T00:20:00Z","terrain":0.69},{"above_terrain":true,"airmass":4.54,"alt":12.49,"az":98.7,"t":"2026-12-13T00:25:00Z","terrain":0.53},{"above_terrain":true,"airmass":4.24,"alt":13.41,"az":99.6,"t":"2026-12-13T00:30:00Z","terrain":0.36},{"above_terrain":true,"airmass":3.98,"alt":14.33,"az":100.5,"t":"2026-12-13T00:35:00Z","terrain":0.18},{"above_terrain":true,"airmass":3.75,"alt":15.25,"az":101.3,"t":"2026-12-13T00:40:00Z","terrain":0.04},{"above_terrain":true,"airmass":3.55,"alt":16.17,"az":102.2,"t":"2026-12-13T00:45:00Z","terrain":-0.08},{"above_terrain":true,"airmass":3.37,"alt":17.08,"az":103.1,"t":"2026-12-13T00:50:00Z","terrain":-0.19},{"above_terrain":true,"airmass":3.21,"alt":17.99,"az":104.0,"t":"2026-12-13T00:55:00Z","terrain":0.0},{"above_terrain":true,"airmass":3.06,"alt":18.9,"az":104.9,"t":"2026-12-13T01:00:00Z","terrain":-0.2},{"above_terrain":true,"airmass":2.93,"alt":19.8,"az":105.9,"t":"2026-12-13T01:05:00Z","terrain":-0.58},{"above_terrain":true,"airmass":2.81,"alt":20.7,"az":106.8,"t":"2026-12-13T01:10:00Z","terrain":-0.62},{"above_terrain":true,"airmass":2.7,"alt":21.59,"az":107.7,"t":"2026-12-13T01:15:00Z","terrain":-0.85},{"above_terrain":true,"airmass":2.6,"alt":22.48,"az":108.7,"t":"2026-12-13T01:20:00Z","terrain":-1.11},{"above_terrain":true,"airmass":2.51,"alt":23.37,"az":109.7,"t":"2026-12-13T01:25:00Z","terrain":-1.16},{"above_terrain":true,"airmass":2.42,"alt":24.24,"az":110.6,"t":"2026-12-13T01:30:00Z","terrain":-1.26},{"above_terrain":true,"airmass":2.35,"alt":25.12,"az":111.6,"t":"2026-12-13T01:35:00Z","terrain":-1.36},{"above_terrain":true,"airmass":2.27,"alt":25.98,"az":112.6,"t":"2026-12-13T01:40:00Z","terrain":-1.42},{"above_terrain":true,"airmass":2.21,"alt":26.85,"az":113.6,"t":"2026-12-13T01:45:00Z","terrain":-1.55},{"above_terrain":true,"airmass":2.14,"alt":27.7,"az":114.7,"t":"2026-12-13T01:50:00Z","terrain":-1.55},{"above_terrain":true,"airmass":2.09,"alt":28.55,"az":115.7,"t":"2026-12-13T01:55:00Z","terrain":-1.48},{"above_terrain":true,"airmass":2.03,"alt":29.39,"az":116.8,"t":"2026-12-13T02:00:00Z","terrain":-1.59},{"above_terrain":true,"airmass":1.98,"alt":30.22,"az":117.9,"t":"2026-12-13T02:05:00Z","terrain":-1.45},{"above_terrain":true,"airmass":1.93,"alt":31.04,"az":119.0,"t":"2026-12-13T02:10:00Z","terrain":-1.48},{"above_terrain":true,"airmass":1.89,"alt":31.85,"az":120.1,"t":"2026-12-13T02:15:00Z","terrain":-1.24},{"above_terrain":true,"airmass":1.85,"alt":32.66,"az":121.2,"t":"2026-12-13T02:20:00Z","terrain":-1.24},{"above_terrain":true,"airmass":1.81,"alt":33.46,"az":122.4,"t":"2026-12-13T02:25:00Z","terrain":-1.26},{"above_terrain":true,"airmass":1.77,"alt":34.24,"az":123.5,"t":"2026-12-13T02:30:00Z","terrain":-1.44},{"above_terrain":true,"airmass":1.74,"alt":35.02,"az":124.7,"t":"2026-12-13T02:35:00Z","terrain":-1.6},{"above_terrain":true,"airmass":1.71,"alt":35.78,"az":126.0,"t":"2026-12-13T02:40:00Z","terrain":-1.6},{"above_terrain":true,"airmass":1.68,"alt":36.53,"az":127.2,"t":"2026-12-13T02:45:00Z","terrain":-1.51},{"above_terrain":true,"airmass":1.65,"alt":37.27,"az":128.5,"t":"2026-12-13T02:50:00Z","terrain":-1.29},{"above_terrain":true,"airmass":1.62,"alt":38.0,"az":129.7,"t":"2026-12-13T02:55:00Z","terrain":-1.45},{"above_terrain":true,"airmass":1.6,"alt":38.71,"az":131.1,"t":"2026-12-13T03:00:00Z","terrain":-1.69},{"above_terrain":true,"airmass":1.57,"alt":39.41,"az":132.4,"t":"2026-12-13T03:05:00Z","terrain":-1.65},{"above_terrain":true,"airmass":1.55,"alt":40.09,"az":133.8,"t":"2026-12-13T03:10:00Z","terrain":-1.57},{"above_terrain":true,"airmass":1.53,"alt":40.76,"az":135.2,"t":"2026-12-13T03:15:00Z","terrain":-1.29},{"above_terrain":true,"airmass":1.51,"alt":41.41,"az":136.6,"t":"2026-12-13T03:20:00Z","terrain":-1.21},{"above_terrain":true,"airmass":1.49,"alt":42.05,"az":138.0,"t":"2026-12-13T03:25:00Z","terrain":-1.14},{"above_terrain":true,"airmass":1.47,"alt":42.66,"az":139.5,"t":"2026-12-13T03:30:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.46,"alt":43.26,"az":141.0,"t":"2026-12-13T03:35:00Z","terrain":-1.1},{"above_terrain":true,"airmass":1.44,"alt":43.84,"az":142.5,"t":"2026-12-13T03:40:00Z","terrain":-1.35},{"above_terrain":true,"airmass":1.43,"alt":44.4,"az":144.1,"t":"2026-12-13T03:45:00Z","terrain":-1.35},{"above_terrain":true,"airmass":1.41,"alt":44.94,"az":145.7,"t":"2026-12-13T03:50:00Z","terrain":-1.5},{"above_terrain":true,"airmass":1.4,"alt":45.45,"az":147.3,"t":"2026-12-13T03:55:00Z","terrain":-1.34},{"above_terrain":true,"airmass":1.39,"alt":45.95,"az":149.0,"t":"2026-12-13T04:00:00Z","terrain":-1.44},{"above_terrain":true,"airmass":1.38,"alt":46.42,"az":150.6,"t":"2026-12-13T04:05:00Z","terrain":-1.21},{"above_terrain":true,"airmass":1.37,"alt":46.87,"az":152.3,"t":"2026-12-13T04:10:00Z","terrain":-1.15},{"above_terrain":true,"airmass":1.36,"alt":47.29,"az":154.1,"t":"2026-12-13T04:15:00Z","terrain":-1.04},{"above_terrain":true,"airmass":1.35,"alt":47.68,"az":155.8,"t":"2026-12-13T04:20:00Z","terrain":-1.22},{"above_terrain":true,"airmass":1.34,"alt":48.05,"az":157.6,"t":"2026-12-13T04:25:00Z","terrain":-1.07},{"above_terrain":true,"airmass":1.34,"alt":48.4,"az":159.4,"t":"2026-12-13T04:30:00Z","terrain":-1.16},{"above_terrain":true,"airmass":1.33,"alt":48.71,"az":161.3,"t":"2026-12-13T04:35:00Z","terrain":-1.21},{"above_terrain":true,"airmass":1.32,"alt":49.0,"az":163.1,"t":"2026-12-13T04:40:00Z","terrain":-1.38},{"above_terrain":true,"airmass":1.32,"alt":49.26,"az":165.0,"t":"2026-12-13T04:45:00Z","terrain":-1.39},{"above_terrain":true,"airmass":1.31,"alt":49.48,"az":166.9,"t":"2026-12-13T04:50:00Z","terrain":-1.18},{"above_terrain":true,"airmass":1.31,"alt":49.68,"az":168.8,"t":"2026-12-13T04:55:00Z","terrain":-0.85},{"above_terrain":true,"airmass":1.31,"alt":49.85,"az":170.7,"t":"2026-12-13T05:00:00Z","terrain":-0.63},{"above_terrain":true,"airmass":1.3,"alt":49.98,"az":172.6,"t":"2026-12-13T05:05:00Z","terrain":-0.54},{"above_terrain":true,"airmass":1.3,"alt":50.09,"az":174.6,"t":"2026-12-13T05:10:00Z","terrain":-0.43},{"above_terrain":true,"airmass":1.3,"alt":50.16,"az":176.5,"t":"2026-12-13T05:15:00Z","terrain":-0.39},{"above_terrain":true,"airmass":1.3,"alt":50.2,"az":178.5,"t":"2026-12-13T05:20:00Z","terrain":-0.4},{"above_terrain":true,"airmass":1.3,"alt":50.21,"az":180.4,"t":"2026-12-13T05:25:00Z","terrain":-0.58},{"above_terrain":true,"airmass":1.3,"alt":50.19,"az":182.4,"t":"2026-12-13T05:30:00Z","terrain":-0.65},{"above_terrain":true,"airmass":1.3,"alt":50.13,"az":184.4,"t":"2026-12-13T05:35:00Z","terrain":-0.6},{"above_terrain":true,"airmass":1.3,"alt":50.04,"az":186.3,"t":"2026-12-13T05:40:00Z","terrain":-0.7},{"above_terrain":true,"airmass":1.31,"alt":49.93,"az":188.2,"t":"2026-12-13T05:45:00Z","terrain":-0.64},{"above_terrain":true,"airmass":1.31,"alt":49.78,"az":190.2,"t":"2026-12-13T05:50:00Z","terrain":-0.54},{"above_terrain":true,"airmass":1.31,"alt":49.6,"az":192.1,"t":"2026-12-13T05:55:00Z","terrain":-0.4},{"above_terrain":true,"airmass":1.32,"alt":49.38,"az":194.0,"t":"2026-12-13T06:00:00Z","terrain":-0.49},{"above_terrain":true,"airmass":1.32,"alt":49.14,"az":195.9,"t":"2026-12-13T06:05:00Z","terrain":-0.62},{"above_terrain":true,"airmass":1.33,"alt":48.87,"az":197.7,"t":"2026-12-13T06:10:00Z","terrain":-0.39},{"above_terrain":true,"airmass":1.33,"alt":48.57,"az":199.6,"t":"2026-12-13T06:15:00Z","terrain":-0.28},{"above_terrain":true,"airmass":1.34,"alt":48.25,"az":201.4,"t":"2026-12-13T06:20:00Z","terrain":-0.51},{"above_terrain":true,"airmass":1.35,"alt":47.89,"az":203.2,"t":"2026-12-13T06:25:00Z","terrain":-0.62},{"above_terrain":true,"airmass":1.35,"alt":47.51,"az":205.0,"t":"2026-12-13T06:30:00Z","terrain":-0.19},{"above_terrain":true,"airmass":1.36,"alt":47.1,"az":206.7,"t":"2026-12-13T06:35:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.37,"alt":46.67,"az":208.4,"t":"2026-12-13T06:40:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.38,"alt":46.21,"az":210.1,"t":"2026-12-13T06:45:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.4,"alt":45.73,"az":211.8,"t":"2026-12-13T06:50:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.41,"alt":45.22,"az":213.4,"t":"2026-12-13T06:55:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.42,"alt":44.7,"az":215.0,"t":"2026-12-13T07:00:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.43,"alt":44.15,"az":216.6,"t":"2026-12-13T07:05:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.45,"alt":43.58,"az":218.2,"t":"2026-12-13T07:10:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.46,"alt":42.99,"az":219.7,"t":"2026-12-13T07:15:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.48,"alt":42.39,"az":221.2,"t":"2026-12-13T07:20:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.5,"alt":41.76,"az":222.6,"t":"2026-12-13T07:25:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.52,"alt":41.12,"az":224.1,"t":"2026-12-13T07:30:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.54,"alt":40.46,"az":225.5,"t":"2026-12-13T07:35:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.56,"alt":39.78,"az":226.9,"t":"2026-12-13T07:40:00Z","terrain":0.93},{"above_terrain":true,"airmass":1.58,"alt":39.09,"az":228.2,"t":"2026-12-13T07:45:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.61,"alt":38.39,"az":229.5,"t":"2026-12-13T07:50:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.63,"alt":37.67,"az":230.8,"t":"2026-12-13T07:55:00Z","terrain":0.92},{"above_terrain":true,"airmass":1.66,"alt":36.94,"az":232.1,"t":"2026-12-13T08:00:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.69,"alt":36.19,"az":233.4,"t":"2026-12-13T08:05:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.72,"alt":35.43,"az":234.6,"t":"2026-12-13T08:10:00Z","terrain":0.91},{"above_terrain":true,"airmass":1.75,"alt":34.67,"az":235.8,"t":"2026-12-13T08:15:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.79,"alt":33.89,"az":237.0,"t":"2026-12-13T08:20:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.83,"alt":33.1,"az":238.2,"t":"2026-12-13T08:25:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.87,"alt":32.3,"az":239.3,"t":"2026-12-13T08:30:00Z","terrain":0.6},{"above_terrain":true,"airmass":1.91,"alt":31.49,"az":240.4,"t":"2026-12-13T08:35:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.96,"alt":30.67,"az":241.5,"t":"2026-12-13T08:40:00Z","terrain":0.9},{"above_terrain":true,"airmass":2.0,"alt":29.84,"az":242.6,"t":"2026-12-13T08:45:00Z","terrain":1.02},{"above_terrain":true,"airmass":2.06,"alt":29.01,"az":243.7,"t":"2026-12-13T08:50:00Z","terrain":0.96},{"above_terrain":true,"airmass":2.11,"alt":28.16,"az":244.8,"t":"2026-12-13T08:55:00Z","terrain":0.98},{"above_terrain":true,"airmass":2.17,"alt":27.31,"az":245.8,"t":"2026-12-13T09:00:00Z","terrain":1.14},{"above_terrain":true,"airmass":2.24,"alt":26.46,"az":246.8,"t":"2026-12-13T09:05:00Z","terrain":1.05},{"above_terrain":true,"airmass":2.31,"alt":25.59,"az":247.8,"t":"2026-12-13T09:10:00Z","terrain":0.65},{"above_terrain":true,"airmass":2.38,"alt":24.72,"az":248.8,"t":"2026-12-13T09:15:00Z","terrain":0.51},{"above_terrain":true,"airmass":2.46,"alt":23.85,"az":249.8,"t":"2026-12-13T09:20:00Z","terrain":0.57},{"above_terrain":true,"airmass":2.55,"alt":22.97,"az":250.8,"t":"2026-12-13T09:25:00Z","terrain":0.56},{"above_terrain":true,"airmass":2.65,"alt":22.08,"az":251.7,"t":"2026-12-13T09:30:00Z","terrain":0.3},{"above_terrain":true,"airmass":2.75,"alt":21.19,"az":252.7,"t":"2026-12-13T09:35:00Z","terrain":0.18},{"above_terrain":true,"airmass":2.86,"alt":20.29,"az":253.6,"t":"2026-12-13T09:40:00Z","terrain":0.17},{"above_terrain":true,"airmass":2.99,"alt":19.39,"az":254.6,"t":"2026-12-13T09:45:00Z","terrain":0.21},{"above_terrain":true,"airmass":3.13,"alt":18.49,"az":255.5,"t":"2026-12-13T09:50:00Z","terrain":0.31},{"above_terrain":true,"airmass":3.28,"alt":17.58,"az":256.4,"t":"2026-12-13T09:55:00Z","terrain":0.41},{"above_terrain":true,"airmass":3.45,"alt":16.67,"az":257.3,"t":"2026-12-13T10:00:00Z","terrain":0.41}],"transit":{"airmass":1.3,"alt":50.2,"az":180.4,"t":"2026-12-13T05:25:00Z"},"usable_hours":2.83,"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."]}
