{"assessment":{"best_window":{"end":"2035-12-20T04:05Z","end_local":"06:05","hours":3.0,"label":"marginal","mean_quality":0.42,"start":"2035-12-20T01:05Z","start_local":"03:05"},"cost":{"altitude":9.21,"clouds":0.0,"darkness":1.2,"moon":1.51},"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 barely \u2014 weather unknown","hourly":[{"alt":-39,"cloud":null,"high":null,"iso":"2035-12-19T15:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-38,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"17:00","wind":null},{"alt":-44,"cloud":null,"high":null,"iso":"2035-12-19T16:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-35,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"18:00","wind":null},{"alt":-46,"cloud":null,"high":null,"iso":"2035-12-19T17:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-30,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"19:00","wind":null},{"alt":-44,"cloud":null,"high":null,"iso":"2035-12-19T18:00Z","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":-39,"cloud":null,"high":null,"iso":"2035-12-19T19:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-14,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"21:00","wind":null},{"alt":-30,"cloud":null,"high":null,"iso":"2035-12-19T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-4,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":-20,"cloud":null,"high":null,"iso":"2035-12-19T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":7,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":-10,"cloud":null,"high":null,"iso":"2035-12-19T22:00Z","label":"unusable","low":null,"mid":null,"moon_alt":17,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":2,"cloud":null,"high":null,"iso":"2035-12-19T23:00Z","label":"unusable","low":null,"mid":null,"moon_alt":28,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":13,"cloud":null,"high":null,"iso":"2035-12-20T00:00Z","label":"unusable","low":null,"mid":null,"moon_alt":38,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":24,"cloud":null,"high":null,"iso":"2035-12-20T01:00Z","label":"poor","low":null,"mid":null,"moon_alt":47,"precip":null,"q":0.28,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":34,"cloud":null,"high":null,"iso":"2035-12-20T02:00Z","label":"marginal","low":null,"mid":null,"moon_alt":54,"precip":null,"q":0.42,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":42,"cloud":null,"high":null,"iso":"2035-12-20T03:00Z","label":"marginal","low":null,"mid":null,"moon_alt":57,"precip":null,"q":0.44,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":48,"cloud":null,"high":null,"iso":"2035-12-20T04:00Z","label":"marginal","low":null,"mid":null,"moon_alt":55,"precip":null,"q":0.46,"rh":null,"sky":"night","temp":null,"time":"06:00","wind":null},{"alt":50,"cloud":null,"high":null,"iso":"2035-12-20T05:00Z","label":"poor","low":null,"mid":null,"moon_alt":49,"precip":null,"q":0.07,"rh":null,"sky":"nautical twilight","temp":null,"time":"07:00","wind":null}],"peak_quality":0.46,"peak_sky":0.46,"quality_hours":1.54,"reasons":["the target being low or below 20\u00b0 cost 9.2 quality-hours","moonlight cost 1.5 quality-hours","daylight and twilight cost 1.2 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":18,"score_weather":null,"sky_hours":1.54,"verdict":"unknown","verdict_astronomy":"poor","weather_known":false,"windows":[{"end":"2035-12-20T00:40Z","end_local":"02:40","hours":9.83,"label":"unusable","mean_quality":0.0,"start":"2035-12-19T14:50Z","start_local":"16:50"},{"end":"2035-12-20T01:05Z","end_local":"03:05","hours":0.42,"label":"poor","mean_quality":0.25,"start":"2035-12-20T00:40Z","start_local":"02:40"},{"end":"2035-12-20T04:05Z","end_local":"06:05","hours":3.0,"label":"marginal","mean_quality":0.42,"start":"2035-12-20T01:05Z","start_local":"03:05"},{"end":"2035-12-20T05:15Z","end_local":"07:15","hours":1.17,"label":"poor","mean_quality":0.15,"start":"2035-12-20T04:05Z","start_local":"06:05"},{"end":"2035-12-20T05:45Z","end_local":"07:45","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2035-12-20T05:15Z","start_local":"07:15"}]},"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":"2035-12-19T16:33:04Z","dark_hours":11.51,"dark_to":"2035-12-20T04:03:22Z","moon":{"illumination":0.689,"phase":"waning gibbous","waxing":false},"moon_free_dark_hours":3.8,"moonrise":"2035-12-19T20:22:40Z","moonset":"2035-12-20T09:45:35Z","sunrise":"2035-12-20T05:43:53Z","sunset":"2035-12-19T14:52:34Z","twilight":{"astronomical":{"end":"2035-12-19T16:33:04Z","start":"2035-12-20T04:03:22Z"},"civil":{"end":"2035-12-19T15:24:08Z","start":"2035-12-20T05:12:18Z"},"nautical":{"end":"2035-12-19T15:59:12Z","start":"2035-12-20T04:37:14Z"}},"window_end":"2035-12-20T10:00:00Z","window_start":"2035-12-19T10:00:00Z"},"night_date":"2035-12-19","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.34,"alt":48.1,"t":"2035-12-20T04:00:00Z"},"dec":2.05238823,"dec_of_date":1.8539,"dec_str":"+02\u00b0 03' 08.6\"","good_hours":2.42,"limit_rise":"2035-12-20T00:39:56Z","limit_set":"2035-12-20T09:15:04Z","max_az_rate_deg_per_min":0.0,"moon_separation":30.5,"never_rises":false,"ra":187.27791594,"ra_of_date":187.7379,"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 2.4 h above 30\u00b0, 3.4 h above 20\u00b0 \u2014 usable, at high airmass.","terrain":{"available":true,"behind_at":"2035-12-19T11:05:01Z","blocked_dark_hours":0,"clears_at":"2035-12-19T22:51:53Z","rise_az":261.2},"track":[{"above_terrain":true,"airmass":4.53,"alt":12.51,"az":261.2,"t":"2035-12-19T10:00:00Z","terrain":0.87},{"above_terrain":true,"airmass":4.87,"alt":11.59,"az":262.0,"t":"2035-12-19T10:05:00Z","terrain":0.97},{"above_terrain":true,"airmass":5.26,"alt":10.66,"az":262.9,"t":"2035-12-19T10:10:00Z","terrain":0.83},{"above_terrain":true,"airmass":5.73,"alt":9.73,"az":263.8,"t":"2035-12-19T10:15:00Z","terrain":0.59},{"above_terrain":true,"airmass":6.29,"alt":8.8,"az":264.6,"t":"2035-12-19T10:20:00Z","terrain":0.44},{"above_terrain":true,"airmass":6.96,"alt":7.87,"az":265.5,"t":"2035-12-19T10:25:00Z","terrain":0.43},{"above_terrain":true,"airmass":7.8,"alt":6.93,"az":266.3,"t":"2035-12-19T10:30:00Z","terrain":0.5},{"above_terrain":true,"airmass":8.84,"alt":6.0,"az":267.1,"t":"2035-12-19T10:35:00Z","terrain":0.58},{"above_terrain":true,"airmass":10.2,"alt":5.06,"az":268.0,"t":"2035-12-19T10:40:00Z","terrain":0.65},{"above_terrain":true,"airmass":12.01,"alt":4.13,"az":268.8,"t":"2035-12-19T10:45:00Z","terrain":0.73},{"above_terrain":true,"airmass":14.52,"alt":3.19,"az":269.6,"t":"2035-12-19T10:50:00Z","terrain":0.85},{"above_terrain":true,"airmass":18.15,"alt":2.25,"az":270.5,"t":"2035-12-19T10:55:00Z","terrain":0.84},{"above_terrain":true,"airmass":23.73,"alt":1.32,"az":271.3,"t":"2035-12-19T11:00:00Z","terrain":0.67},{"above_terrain":true,"airmass":32.73,"alt":0.38,"az":272.1,"t":"2035-12-19T11:05:00Z","terrain":0.38},{"above_terrain":false,"airmass":null,"alt":-0.55,"az":273.0,"t":"2035-12-19T11:10:00Z","terrain":0.15},{"above_terrain":false,"airmass":null,"alt":-1.49,"az":273.8,"t":"2035-12-19T11:15:00Z","terrain":0.0},{"above_terrain":false,"airmass":null,"alt":-2.42,"az":274.6,"t":"2035-12-19T11:20:00Z","terrain":0.05},{"above_terrain":false,"airmass":null,"alt":-3.35,"az":275.5,"t":"2035-12-19T11:25:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-4.28,"az":276.3,"t":"2035-12-19T11:30:00Z","terrain":-0.05},{"above_terrain":false,"airmass":null,"alt":-5.21,"az":277.2,"t":"2035-12-19T11:35:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-6.14,"az":278.0,"t":"2035-12-19T11:40:00Z","terrain":-0.08},{"above_terrain":false,"airmass":null,"alt":-7.07,"az":278.9,"t":"2035-12-19T11:45:00Z","terrain":-0.03},{"above_terrain":false,"airmass":null,"alt":-7.99,"az":279.7,"t":"2035-12-19T11:50:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-8.91,"az":280.6,"t":"2035-12-19T11:55:00Z","terrain":-0.04},{"above_terrain":false,"airmass":null,"alt":-9.83,"az":281.4,"t":"2035-12-19T12:00:00Z","terrain":-0.04},{"above_terrain":false,"airmass":null,"alt":-10.75,"az":282.3,"t":"2035-12-19T12:05:00Z","terrain":-0.09},{"above_terrain":false,"airmass":null,"alt":-11.66,"az":283.2,"t":"2035-12-19T12:10:00Z","terrain":0.01},{"above_terrain":false,"airmass":null,"alt":-12.57,"az":284.1,"t":"2035-12-19T12:15:00Z","terrain":0.13},{"above_terrain":false,"airmass":null,"alt":-13.47,"az":284.9,"t":"2035-12-19T12:20:00Z","terrain":0.22},{"above_terrain":false,"airmass":null,"alt":-14.38,"az":285.8,"t":"2035-12-19T12:25:00Z","terrain":0.22},{"above_terrain":false,"airmass":null,"alt":-15.27,"az":286.7,"t":"2035-12-19T12:30:00Z","terrain":0.33},{"above_terrain":false,"airmass":null,"alt":-16.17,"az":287.7,"t":"2035-12-19T12:35:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-17.06,"az":288.6,"t":"2035-12-19T12:40:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-17.94,"az":289.5,"t":"2035-12-19T12:45:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-18.82,"az":290.5,"t":"2035-12-19T12:50:00Z","terrain":0.38},{"above_terrain":false,"airmass":null,"alt":-19.7,"az":291.4,"t":"2035-12-19T12:55:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-20.57,"az":292.4,"t":"2035-12-19T13:00:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-21.43,"az":293.3,"t":"2035-12-19T13:05:00Z","terrain":0.27},{"above_terrain":false,"airmass":null,"alt":-22.28,"az":294.3,"t":"2035-12-19T13:10:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-23.13,"az":295.3,"t":"2035-12-19T13:15:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-23.98,"az":296.3,"t":"2035-12-19T13:20:00Z","terrain":0.31},{"above_terrain":false,"airmass":null,"alt":-24.81,"az":297.4,"t":"2035-12-19T13:25:00Z","terrain":0.21},{"above_terrain":false,"airmass":null,"alt":-25.64,"az":298.4,"t":"2035-12-19T13:30:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-26.46,"az":299.5,"t":"2035-12-19T13:35:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-27.27,"az":300.5,"t":"2035-12-19T13:40:00Z","terrain":0.34},{"above_terrain":false,"airmass":null,"alt":-28.07,"az":301.6,"t":"2035-12-19T13:45:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-28.86,"az":302.7,"t":"2035-12-19T13:50:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-29.64,"az":303.8,"t":"2035-12-19T13:55:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-30.42,"az":305.0,"t":"2035-12-19T14:00:00Z","terrain":-0.28},{"above_terrain":false,"airmass":null,"alt":-31.18,"az":306.1,"t":"2035-12-19T14:05:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-31.93,"az":307.3,"t":"2035-12-19T14:10:00Z","terrain":0.22},{"above_terrain":false,"airmass":null,"alt":-32.67,"az":308.5,"t":"2035-12-19T14:15:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-33.39,"az":309.7,"t":"2035-12-19T14:20:00Z","terrain":0.21},{"above_terrain":false,"airmass":null,"alt":-34.11,"az":311.0,"t":"2035-12-19T14:25:00Z","terrain":0.35},{"above_terrain":false,"airmass":null,"alt":-34.81,"az":312.2,"t":"2035-12-19T14:30:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-35.49,"az":313.5,"t":"2035-12-19T14:35:00Z","terrain":0.37},{"above_terrain":false,"airmass":null,"alt":-36.16,"az":314.8,"t":"2035-12-19T14:40:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-36.82,"az":316.1,"t":"2035-12-19T14:45:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-37.46,"az":317.5,"t":"2035-12-19T14:50:00Z","terrain":0.31},{"above_terrain":false,"airmass":null,"alt":-38.09,"az":318.9,"t":"2035-12-19T14:55:00Z","terrain":-0.07},{"above_terrain":false,"airmass":null,"alt":-38.69,"az":320.3,"t":"2035-12-19T15:00:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-39.28,"az":321.7,"t":"2035-12-19T15:05:00Z","terrain":0.08},{"above_terrain":false,"airmass":null,"alt":-39.85,"az":323.1,"t":"2035-12-19T15:10:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-40.4,"az":324.6,"t":"2035-12-19T15:15:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-40.94,"az":326.1,"t":"2035-12-19T15:20:00Z","terrain":-0.25},{"above_terrain":false,"airmass":null,"alt":-41.45,"az":327.6,"t":"2035-12-19T15:25:00Z","terrain":-0.29},{"above_terrain":false,"airmass":null,"alt":-41.94,"az":329.2,"t":"2035-12-19T15:30:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-42.41,"az":330.7,"t":"2035-12-19T15:35:00Z","terrain":-0.38},{"above_terrain":false,"airmass":null,"alt":-42.85,"az":332.3,"t":"2035-12-19T15:40:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-43.28,"az":333.9,"t":"2035-12-19T15:45:00Z","terrain":-0.22},{"above_terrain":false,"airmass":null,"alt":-43.68,"az":335.6,"t":"2035-12-19T15:50:00Z","terrain":-0.73},{"above_terrain":false,"airmass":null,"alt":-44.05,"az":337.2,"t":"2035-12-19T15:55:00Z","terrain":-0.67},{"above_terrain":false,"airmass":null,"alt":-44.4,"az":338.9,"t":"2035-12-19T16:00:00Z","terrain":-0.72},{"above_terrain":false,"airmass":null,"alt":-44.73,"az":340.6,"t":"2035-12-19T16:05:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-45.02,"az":342.3,"t":"2035-12-19T16:10:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-45.29,"az":344.1,"t":"2035-12-19T16:15:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-45.54,"az":345.8,"t":"2035-12-19T16:20:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-45.75,"az":347.6,"t":"2035-12-19T16:25:00Z","terrain":-0.26},{"above_terrain":false,"airmass":null,"alt":-45.94,"az":349.3,"t":"2035-12-19T16:30:00Z","terrain":0.05},{"above_terrain":false,"airmass":null,"alt":-46.1,"az":351.1,"t":"2035-12-19T16:35:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-46.23,"az":352.9,"t":"2035-12-19T16:40:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-46.33,"az":354.7,"t":"2035-12-19T16:45:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-46.4,"az":356.6,"t":"2035-12-19T16:50:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-46.44,"az":358.4,"t":"2035-12-19T16:55:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-46.45,"az":0.2,"t":"2035-12-19T17:00:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-46.43,"az":2.0,"t":"2035-12-19T17:05:00Z","terrain":0.12},{"above_terrain":false,"airmass":null,"alt":-46.39,"az":3.8,"t":"2035-12-19T17:10:00Z","terrain":-0.25},{"above_terrain":false,"airmass":null,"alt":-46.31,"az":5.6,"t":"2035-12-19T17:15:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-46.2,"az":7.4,"t":"2035-12-19T17:20:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-46.07,"az":9.2,"t":"2035-12-19T17:25:00Z","terrain":-0.65},{"above_terrain":false,"airmass":null,"alt":-45.9,"az":11.0,"t":"2035-12-19T17:30:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-45.71,"az":12.8,"t":"2035-12-19T17:35:00Z","terrain":-0.09},{"above_terrain":false,"airmass":null,"alt":-45.49,"az":14.6,"t":"2035-12-19T17:40:00Z","terrain":0.27},{"above_terrain":false,"airmass":null,"alt":-45.24,"az":16.3,"t":"2035-12-19T17:45:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-44.96,"az":18.0,"t":"2035-12-19T17:50:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-44.66,"az":19.8,"t":"2035-12-19T17:55:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-44.33,"az":21.4,"t":"2035-12-19T18:00:00Z","terrain":0.82},{"above_terrain":false,"airmass":null,"alt":-43.98,"az":23.1,"t":"2035-12-19T18:05:00Z","terrain":1.13},{"above_terrain":false,"airmass":null,"alt":-43.6,"az":24.8,"t":"2035-12-19T18:10:00Z","terrain":1.15},{"above_terrain":false,"airmass":null,"alt":-43.19,"az":26.4,"t":"2035-12-19T18:15:00Z","terrain":1.32},{"above_terrain":false,"airmass":null,"alt":-42.76,"az":28.0,"t":"2035-12-19T18:20:00Z","terrain":1.19},{"above_terrain":false,"airmass":null,"alt":-42.31,"az":29.6,"t":"2035-12-19T18:25:00Z","terrain":1.09},{"above_terrain":false,"airmass":null,"alt":-41.84,"az":31.2,"t":"2035-12-19T18:30:00Z","terrain":1.31},{"above_terrain":false,"airmass":null,"alt":-41.34,"az":32.7,"t":"2035-12-19T18:35:00Z","terrain":1.09},{"above_terrain":false,"airmass":null,"alt":-40.83,"az":34.2,"t":"2035-12-19T18:40:00Z","terrain":0.35},{"above_terrain":false,"airmass":null,"alt":-40.29,"az":35.7,"t":"2035-12-19T18:45:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-39.74,"az":37.2,"t":"2035-12-19T18:50:00Z","terrain":-0.11},{"above_terrain":false,"airmass":null,"alt":-39.16,"az":38.6,"t":"2035-12-19T18:55:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-38.57,"az":40.0,"t":"2035-12-19T19:00:00Z","terrain":-0.05},{"above_terrain":false,"airmass":null,"alt":-37.96,"az":41.4,"t":"2035-12-19T19:05:00Z","terrain":0.06},{"above_terrain":false,"airmass":null,"alt":-37.33,"az":42.8,"t":"2035-12-19T19:10:00Z","terrain":0.22},{"above_terrain":false,"airmass":null,"alt":-36.68,"az":44.1,"t":"2035-12-19T19:15:00Z","terrain":0.43},{"above_terrain":false,"airmass":null,"alt":-36.03,"az":45.5,"t":"2035-12-19T19:20:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-35.35,"az":46.8,"t":"2035-12-19T19:25:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-34.66,"az":48.0,"t":"2035-12-19T19:30:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-33.96,"az":49.3,"t":"2035-12-19T19:35:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-33.24,"az":50.5,"t":"2035-12-19T19:40:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-32.51,"az":51.7,"t":"2035-12-19T19:45:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-31.77,"az":52.9,"t":"2035-12-19T19:50:00Z","terrain":0.83},{"above_terrain":false,"airmass":null,"alt":-31.02,"az":54.1,"t":"2035-12-19T19:55:00Z","terrain":1.01},{"above_terrain":false,"airmass":null,"alt":-30.26,"az":55.3,"t":"2035-12-19T20:00:00Z","terrain":1.07},{"above_terrain":false,"airmass":null,"alt":-29.48,"az":56.4,"t":"2035-12-19T20:05:00Z","terrain":1.06},{"above_terrain":false,"airmass":null,"alt":-28.7,"az":57.5,"t":"2035-12-19T20:10:00Z","terrain":1.16},{"above_terrain":false,"airmass":null,"alt":-27.9,"az":58.6,"t":"2035-12-19T20:15:00Z","terrain":1.23},{"above_terrain":false,"airmass":null,"alt":-27.1,"az":59.7,"t":"2035-12-19T20:20:00Z","terrain":1.18},{"above_terrain":false,"airmass":null,"alt":-26.29,"az":60.8,"t":"2035-12-19T20:25:00Z","terrain":1.11},{"above_terrain":false,"airmass":null,"alt":-25.47,"az":61.8,"t":"2035-12-19T20:30:00Z","terrain":1.02},{"above_terrain":false,"airmass":null,"alt":-24.64,"az":62.9,"t":"2035-12-19T20:35:00Z","terrain":0.92},{"above_terrain":false,"airmass":null,"alt":-23.8,"az":63.9,"t":"2035-12-19T20:40:00Z","terrain":0.79},{"above_terrain":false,"airmass":null,"alt":-22.96,"az":64.9,"t":"2035-12-19T20:45:00Z","terrain":0.77},{"above_terrain":false,"airmass":null,"alt":-22.11,"az":65.9,"t":"2035-12-19T20:50:00Z","terrain":0.82},{"above_terrain":false,"airmass":null,"alt":-21.25,"az":66.9,"t":"2035-12-19T20:55:00Z","terrain":0.92},{"above_terrain":false,"airmass":null,"alt":-20.38,"az":67.8,"t":"2035-12-19T21:00:00Z","terrain":0.98},{"above_terrain":false,"airmass":null,"alt":-19.51,"az":68.8,"t":"2035-12-19T21:05:00Z","terrain":1.04},{"above_terrain":false,"airmass":null,"alt":-18.64,"az":69.7,"t":"2035-12-19T21:10:00Z","terrain":1.18},{"above_terrain":false,"airmass":null,"alt":-17.76,"az":70.7,"t":"2035-12-19T21:15:00Z","terrain":1.25},{"above_terrain":false,"airmass":null,"alt":-16.87,"az":71.6,"t":"2035-12-19T21:20:00Z","terrain":1.22},{"above_terrain":false,"airmass":null,"alt":-15.98,"az":72.5,"t":"2035-12-19T21:25:00Z","terrain":1.09},{"above_terrain":false,"airmass":null,"alt":-15.09,"az":73.4,"t":"2035-12-19T21:30:00Z","terrain":0.88},{"above_terrain":false,"airmass":null,"alt":-14.19,"az":74.3,"t":"2035-12-19T21:35:00Z","terrain":0.7},{"above_terrain":false,"airmass":null,"alt":-13.28,"az":75.2,"t":"2035-12-19T21:40:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-12.38,"az":76.1,"t":"2035-12-19T21:45:00Z","terrain":0.72},{"above_terrain":false,"airmass":null,"alt":-11.47,"az":77.0,"t":"2035-12-19T21:50:00Z","terrain":0.7},{"above_terrain":false,"airmass":null,"alt":-10.55,"az":77.9,"t":"2035-12-19T21:55:00Z","terrain":0.64},{"above_terrain":false,"airmass":null,"alt":-9.64,"az":78.7,"t":"2035-12-19T22:00:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-8.72,"az":79.6,"t":"2035-12-19T22:05:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-7.8,"az":80.5,"t":"2035-12-19T22:10:00Z","terrain":0.56},{"above_terrain":false,"airmass":null,"alt":-6.87,"az":81.3,"t":"2035-12-19T22:15:00Z","terrain":0.72},{"above_terrain":false,"airmass":null,"alt":-5.95,"az":82.2,"t":"2035-12-19T22:20:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-5.02,"az":83.0,"t":"2035-12-19T22:25:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-4.09,"az":83.9,"t":"2035-12-19T22:30:00Z","terrain":0.39},{"above_terrain":false,"airmass":null,"alt":-3.16,"az":84.7,"t":"2035-12-19T22:35:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-2.22,"az":85.5,"t":"2035-12-19T22:40:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-1.29,"az":86.4,"t":"2035-12-19T22:45:00Z","terrain":0.13},{"above_terrain":false,"airmass":null,"alt":-0.36,"az":87.2,"t":"2035-12-19T22:50:00Z","terrain":0.04},{"above_terrain":true,"airmass":30.46,"alt":0.58,"az":88.0,"t":"2035-12-19T22:55:00Z","terrain":-0.07},{"above_terrain":true,"airmass":22.34,"alt":1.51,"az":88.9,"t":"2035-12-19T23:00:00Z","terrain":-0.18},{"above_terrain":true,"airmass":17.27,"alt":2.45,"az":89.7,"t":"2035-12-19T23:05:00Z","terrain":-0.21},{"above_terrain":true,"airmass":13.92,"alt":3.39,"az":90.5,"t":"2035-12-19T23:10:00Z","terrain":-0.15},{"above_terrain":true,"airmass":11.58,"alt":4.32,"az":91.4,"t":"2035-12-19T23:15:00Z","terrain":-0.02},{"above_terrain":true,"airmass":9.89,"alt":5.26,"az":92.2,"t":"2035-12-19T23:20:00Z","terrain":0.15},{"above_terrain":true,"airmass":8.6,"alt":6.19,"az":93.0,"t":"2035-12-19T23:25:00Z","terrain":0.33},{"above_terrain":true,"airmass":7.61,"alt":7.13,"az":93.9,"t":"2035-12-19T23:30:00Z","terrain":0.4},{"above_terrain":true,"airmass":6.81,"alt":8.06,"az":94.7,"t":"2035-12-19T23:35:00Z","terrain":0.39},{"above_terrain":true,"airmass":6.16,"alt":8.99,"az":95.6,"t":"2035-12-19T23:40:00Z","terrain":0.48},{"above_terrain":true,"airmass":5.63,"alt":9.92,"az":96.4,"t":"2035-12-19T23:45:00Z","terrain":0.63},{"above_terrain":true,"airmass":5.18,"alt":10.85,"az":97.3,"t":"2035-12-19T23:50:00Z","terrain":0.72},{"above_terrain":true,"airmass":4.79,"alt":11.78,"az":98.1,"t":"2035-12-19T23:55:00Z","terrain":0.65},{"above_terrain":true,"airmass":4.46,"alt":12.71,"az":99.0,"t":"2035-12-20T00:00:00Z","terrain":0.48},{"above_terrain":true,"airmass":4.18,"alt":13.63,"az":99.9,"t":"2035-12-20T00:05:00Z","terrain":0.3},{"above_terrain":true,"airmass":3.92,"alt":14.55,"az":100.7,"t":"2035-12-20T00:10:00Z","terrain":0.13},{"above_terrain":true,"airmass":3.7,"alt":15.47,"az":101.6,"t":"2035-12-20T00:15:00Z","terrain":0.0},{"above_terrain":true,"airmass":3.51,"alt":16.38,"az":102.5,"t":"2035-12-20T00:20:00Z","terrain":-0.13},{"above_terrain":true,"airmass":3.33,"alt":17.3,"az":103.4,"t":"2035-12-20T00:25:00Z","terrain":-0.12},{"above_terrain":true,"airmass":3.17,"alt":18.2,"az":104.3,"t":"2035-12-20T00:30:00Z","terrain":-0.06},{"above_terrain":true,"airmass":3.03,"alt":19.11,"az":105.2,"t":"2035-12-20T00:35:00Z","terrain":-0.31},{"above_terrain":true,"airmass":2.9,"alt":20.01,"az":106.2,"t":"2035-12-20T00:40:00Z","terrain":-0.64},{"above_terrain":true,"airmass":2.78,"alt":20.91,"az":107.1,"t":"2035-12-20T00:45:00Z","terrain":-0.64},{"above_terrain":true,"airmass":2.68,"alt":21.8,"az":108.0,"t":"2035-12-20T00:50:00Z","terrain":-0.94},{"above_terrain":true,"airmass":2.58,"alt":22.69,"az":109.0,"t":"2035-12-20T00:55:00Z","terrain":-1.19},{"above_terrain":true,"airmass":2.49,"alt":23.57,"az":110.0,"t":"2035-12-20T01:00:00Z","terrain":-1.15},{"above_terrain":true,"airmass":2.41,"alt":24.45,"az":110.9,"t":"2035-12-20T01:05:00Z","terrain":-1.32},{"above_terrain":true,"airmass":2.33,"alt":25.32,"az":111.9,"t":"2035-12-20T01:10:00Z","terrain":-1.38},{"above_terrain":true,"airmass":2.26,"alt":26.18,"az":112.9,"t":"2035-12-20T01:15:00Z","terrain":-1.44},{"above_terrain":true,"airmass":2.19,"alt":27.04,"az":114.0,"t":"2035-12-20T01:20:00Z","terrain":-1.61},{"above_terrain":true,"airmass":2.13,"alt":27.89,"az":115.0,"t":"2035-12-20T01:25:00Z","terrain":-1.51},{"above_terrain":true,"airmass":2.07,"alt":28.74,"az":116.0,"t":"2035-12-20T01:30:00Z","terrain":-1.48},{"above_terrain":true,"airmass":2.02,"alt":29.57,"az":117.1,"t":"2035-12-20T01:35:00Z","terrain":-1.61},{"above_terrain":true,"airmass":1.97,"alt":30.4,"az":118.2,"t":"2035-12-20T01:40:00Z","terrain":-1.43},{"above_terrain":true,"airmass":1.92,"alt":31.22,"az":119.3,"t":"2035-12-20T01:45:00Z","terrain":-1.41},{"above_terrain":true,"airmass":1.88,"alt":32.04,"az":120.4,"t":"2035-12-20T01:50:00Z","terrain":-1.24},{"above_terrain":true,"airmass":1.84,"alt":32.84,"az":121.6,"t":"2035-12-20T01:55:00Z","terrain":-1.22},{"above_terrain":true,"airmass":1.8,"alt":33.63,"az":122.7,"t":"2035-12-20T02:00:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.77,"alt":34.41,"az":123.9,"t":"2035-12-20T02:05:00Z","terrain":-1.47},{"above_terrain":true,"airmass":1.73,"alt":35.18,"az":125.1,"t":"2035-12-20T02:10:00Z","terrain":-1.64},{"above_terrain":true,"airmass":1.7,"alt":35.94,"az":126.3,"t":"2035-12-20T02:15:00Z","terrain":-1.58},{"above_terrain":true,"airmass":1.67,"alt":36.69,"az":127.6,"t":"2035-12-20T02:20:00Z","terrain":-1.47},{"above_terrain":true,"airmass":1.64,"alt":37.43,"az":128.8,"t":"2035-12-20T02:25:00Z","terrain":-1.18},{"above_terrain":true,"airmass":1.62,"alt":38.15,"az":130.1,"t":"2035-12-20T02:30:00Z","terrain":-1.57},{"above_terrain":true,"airmass":1.59,"alt":38.86,"az":131.5,"t":"2035-12-20T02:35:00Z","terrain":-1.67},{"above_terrain":true,"airmass":1.57,"alt":39.55,"az":132.8,"t":"2035-12-20T02:40:00Z","terrain":-1.66},{"above_terrain":true,"airmass":1.55,"alt":40.23,"az":134.2,"t":"2035-12-20T02:45:00Z","terrain":-1.5},{"above_terrain":true,"airmass":1.53,"alt":40.9,"az":135.6,"t":"2035-12-20T02:50:00Z","terrain":-1.24},{"above_terrain":true,"airmass":1.51,"alt":41.54,"az":137.0,"t":"2035-12-20T02:55:00Z","terrain":-1.23},{"above_terrain":true,"airmass":1.49,"alt":42.17,"az":138.5,"t":"2035-12-20T03:00:00Z","terrain":-1.23},{"above_terrain":true,"airmass":1.47,"alt":42.78,"az":139.9,"t":"2035-12-20T03:05:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.45,"alt":43.38,"az":141.4,"t":"2035-12-20T03:10:00Z","terrain":-1.2},{"above_terrain":true,"airmass":1.44,"alt":43.95,"az":143.0,"t":"2035-12-20T03:15:00Z","terrain":-1.37},{"above_terrain":true,"airmass":1.42,"alt":44.5,"az":144.6,"t":"2035-12-20T03:20:00Z","terrain":-1.42},{"above_terrain":true,"airmass":1.41,"alt":45.04,"az":146.2,"t":"2035-12-20T03:25:00Z","terrain":-1.48},{"above_terrain":true,"airmass":1.4,"alt":45.55,"az":147.8,"t":"2035-12-20T03:30:00Z","terrain":-1.41},{"above_terrain":true,"airmass":1.39,"alt":46.03,"az":149.4,"t":"2035-12-20T03:35:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.38,"alt":46.5,"az":151.1,"t":"2035-12-20T03:40:00Z","terrain":-1.22},{"above_terrain":true,"airmass":1.37,"alt":46.94,"az":152.8,"t":"2035-12-20T03:45:00Z","terrain":-0.98},{"above_terrain":true,"airmass":1.36,"alt":47.35,"az":154.6,"t":"2035-12-20T03:50:00Z","terrain":-1.06},{"above_terrain":true,"airmass":1.35,"alt":47.74,"az":156.3,"t":"2035-12-20T03:55:00Z","terrain":-1.2},{"above_terrain":true,"airmass":1.34,"alt":48.1,"az":158.1,"t":"2035-12-20T04:00:00Z","terrain":-1.09},{"above_terrain":true,"airmass":1.34,"alt":48.44,"az":159.9,"t":"2035-12-20T04:05:00Z","terrain":-0.94},{"above_terrain":true,"airmass":1.33,"alt":48.74,"az":161.8,"t":"2035-12-20T04:10:00Z","terrain":-1.32},{"above_terrain":true,"airmass":1.32,"alt":49.02,"az":163.6,"t":"2035-12-20T04:15:00Z","terrain":-1.47},{"above_terrain":true,"airmass":1.32,"alt":49.27,"az":165.5,"t":"2035-12-20T04:20:00Z","terrain":-1.31},{"above_terrain":true,"airmass":1.31,"alt":49.49,"az":167.4,"t":"2035-12-20T04:25:00Z","terrain":-1.08},{"above_terrain":true,"airmass":1.31,"alt":49.68,"az":169.3,"t":"2035-12-20T04:30:00Z","terrain":-0.75},{"above_terrain":true,"airmass":1.31,"alt":49.84,"az":171.2,"t":"2035-12-20T04:35:00Z","terrain":-0.63},{"above_terrain":true,"airmass":1.3,"alt":49.97,"az":173.2,"t":"2035-12-20T04:40:00Z","terrain":-0.5},{"above_terrain":true,"airmass":1.3,"alt":50.06,"az":175.1,"t":"2035-12-20T04:45:00Z","terrain":-0.45},{"above_terrain":true,"airmass":1.3,"alt":50.12,"az":177.1,"t":"2035-12-20T04:50:00Z","terrain":-0.37},{"above_terrain":true,"airmass":1.3,"alt":50.16,"az":179.0,"t":"2035-12-20T04:55:00Z","terrain":-0.42},{"above_terrain":true,"airmass":1.3,"alt":50.16,"az":181.0,"t":"2035-12-20T05:00:00Z","terrain":-0.6},{"above_terrain":true,"airmass":1.3,"alt":50.13,"az":182.9,"t":"2035-12-20T05:05:00Z","terrain":-0.62},{"above_terrain":true,"airmass":1.3,"alt":50.06,"az":184.9,"t":"2035-12-20T05:10:00Z","terrain":-0.6},{"above_terrain":true,"airmass":1.3,"alt":49.97,"az":186.8,"t":"2035-12-20T05:15:00Z","terrain":-0.64},{"above_terrain":true,"airmass":1.31,"alt":49.84,"az":188.8,"t":"2035-12-20T05:20:00Z","terrain":-0.61},{"above_terrain":true,"airmass":1.31,"alt":49.68,"az":190.7,"t":"2035-12-20T05:25:00Z","terrain":-0.49},{"above_terrain":true,"airmass":1.31,"alt":49.49,"az":192.6,"t":"2035-12-20T05:30:00Z","terrain":-0.43},{"above_terrain":true,"airmass":1.32,"alt":49.27,"az":194.5,"t":"2035-12-20T05:35:00Z","terrain":-0.46},{"above_terrain":true,"airmass":1.32,"alt":49.02,"az":196.4,"t":"2035-12-20T05:40:00Z","terrain":-0.57},{"above_terrain":true,"airmass":1.33,"alt":48.75,"az":198.2,"t":"2035-12-20T05:45:00Z","terrain":-0.36},{"above_terrain":true,"airmass":1.34,"alt":48.44,"az":200.1,"t":"2035-12-20T05:50:00Z","terrain":-0.27},{"above_terrain":true,"airmass":1.34,"alt":48.1,"az":201.9,"t":"2035-12-20T05:55:00Z","terrain":-0.49},{"above_terrain":true,"airmass":1.35,"alt":47.74,"az":203.7,"t":"2035-12-20T06:00:00Z","terrain":-0.59},{"above_terrain":true,"airmass":1.36,"alt":47.35,"az":205.4,"t":"2035-12-20T06:05:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.37,"alt":46.94,"az":207.2,"t":"2035-12-20T06:10:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.38,"alt":46.5,"az":208.9,"t":"2035-12-20T06:15:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.39,"alt":46.04,"az":210.6,"t":"2035-12-20T06:20:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.4,"alt":45.55,"az":212.2,"t":"2035-12-20T06:25:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.41,"alt":45.04,"az":213.8,"t":"2035-12-20T06:30:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.42,"alt":44.51,"az":215.4,"t":"2035-12-20T06:35:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.44,"alt":43.95,"az":217.0,"t":"2035-12-20T06:40:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.45,"alt":43.38,"az":218.5,"t":"2035-12-20T06:45:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.47,"alt":42.79,"az":220.1,"t":"2035-12-20T06:50:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.49,"alt":42.17,"az":221.5,"t":"2035-12-20T06:55:00Z","terrain":1.1},{"above_terrain":true,"airmass":1.51,"alt":41.55,"az":223.0,"t":"2035-12-20T07:00:00Z","terrain":0.73},{"above_terrain":true,"airmass":1.53,"alt":40.9,"az":224.4,"t":"2035-12-20T07:05:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.55,"alt":40.24,"az":225.8,"t":"2035-12-20T07:10:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.57,"alt":39.56,"az":227.2,"t":"2035-12-20T07:15:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.59,"alt":38.86,"az":228.5,"t":"2035-12-20T07:20:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.62,"alt":38.15,"az":229.9,"t":"2035-12-20T07:25:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.64,"alt":37.43,"az":231.2,"t":"2035-12-20T07:30:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.67,"alt":36.7,"az":232.4,"t":"2035-12-20T07:35:00Z","terrain":0.86},{"above_terrain":true,"airmass":1.7,"alt":35.95,"az":233.7,"t":"2035-12-20T07:40:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.73,"alt":35.19,"az":234.9,"t":"2035-12-20T07:45:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.77,"alt":34.42,"az":236.1,"t":"2035-12-20T07:50:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.8,"alt":33.63,"az":237.3,"t":"2035-12-20T07:55:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.84,"alt":32.84,"az":238.4,"t":"2035-12-20T08:00:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.88,"alt":32.04,"az":239.6,"t":"2035-12-20T08:05:00Z","terrain":0.68},{"above_terrain":true,"airmass":1.92,"alt":31.23,"az":240.7,"t":"2035-12-20T08:10:00Z","terrain":0.76},{"above_terrain":true,"airmass":1.97,"alt":30.41,"az":241.8,"t":"2035-12-20T08:15:00Z","terrain":0.98},{"above_terrain":true,"airmass":2.02,"alt":29.58,"az":242.9,"t":"2035-12-20T08:20:00Z","terrain":1.01},{"above_terrain":true,"airmass":2.07,"alt":28.74,"az":244.0,"t":"2035-12-20T08:25:00Z","terrain":0.94},{"above_terrain":true,"airmass":2.13,"alt":27.9,"az":245.0,"t":"2035-12-20T08:30:00Z","terrain":0.99},{"above_terrain":true,"airmass":2.19,"alt":27.05,"az":246.0,"t":"2035-12-20T08:35:00Z","terrain":1.17},{"above_terrain":true,"airmass":2.26,"alt":26.19,"az":247.1,"t":"2035-12-20T08:40:00Z","terrain":0.99},{"above_terrain":true,"airmass":2.33,"alt":25.32,"az":248.1,"t":"2035-12-20T08:45:00Z","terrain":0.57},{"above_terrain":true,"airmass":2.41,"alt":24.45,"az":249.1,"t":"2035-12-20T08:50:00Z","terrain":0.5},{"above_terrain":true,"airmass":2.49,"alt":23.57,"az":250.0,"t":"2035-12-20T08:55:00Z","terrain":0.59},{"above_terrain":true,"airmass":2.58,"alt":22.69,"az":251.0,"t":"2035-12-20T09:00:00Z","terrain":0.55},{"above_terrain":true,"airmass":2.68,"alt":21.8,"az":252.0,"t":"2035-12-20T09:05:00Z","terrain":0.22},{"above_terrain":true,"airmass":2.78,"alt":20.91,"az":252.9,"t":"2035-12-20T09:10:00Z","terrain":0.17},{"above_terrain":true,"airmass":2.9,"alt":20.01,"az":253.8,"t":"2035-12-20T09:15:00Z","terrain":0.17},{"above_terrain":true,"airmass":3.03,"alt":19.11,"az":254.8,"t":"2035-12-20T09:20:00Z","terrain":0.22},{"above_terrain":true,"airmass":3.17,"alt":18.21,"az":255.7,"t":"2035-12-20T09:25:00Z","terrain":0.34},{"above_terrain":true,"airmass":3.33,"alt":17.3,"az":256.6,"t":"2035-12-20T09:30:00Z","terrain":0.41},{"above_terrain":true,"airmass":3.51,"alt":16.39,"az":257.5,"t":"2035-12-20T09:35:00Z","terrain":0.4},{"above_terrain":true,"airmass":3.7,"alt":15.47,"az":258.4,"t":"2035-12-20T09:40:00Z","terrain":0.4},{"above_terrain":true,"airmass":3.92,"alt":14.55,"az":259.3,"t":"2035-12-20T09:45:00Z","terrain":0.5},{"above_terrain":true,"airmass":4.17,"alt":13.63,"az":260.1,"t":"2035-12-20T09:50:00Z","terrain":0.6},{"above_terrain":true,"airmass":4.46,"alt":12.71,"az":261.0,"t":"2035-12-20T09:55:00Z","terrain":0.84},{"above_terrain":true,"airmass":4.79,"alt":11.78,"az":261.9,"t":"2035-12-20T10:00:00Z","terrain":0.96}],"transit":{"airmass":1.3,"alt":50.2,"az":181.0,"t":"2035-12-20T05:00:00Z"},"usable_hours":3.42,"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."]}