{"assessment":{"best_window":{"end":"2041-09-10T02:25Z","end_local":"05:25","hours":0.58,"label":"good","mean_quality":0.65,"start":"2041-09-10T01:50Z","start_local":"04:50"},"cost":{"altitude":7.52,"clouds":0.0,"darkness":1.07,"moon":0.25},"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":-53,"cloud":null,"high":null,"iso":"2041-09-09T17:00Z","label":"unusable","low":null,"mid":null,"moon_alt":3,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"20:00","wind":null},{"alt":-50,"cloud":null,"high":null,"iso":"2041-09-09T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":13,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"21:00","wind":null},{"alt":-42,"cloud":null,"high":null,"iso":"2041-09-09T19:00Z","label":"unusable","low":null,"mid":null,"moon_alt":22,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":-33,"cloud":null,"high":null,"iso":"2041-09-09T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":29,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":-22,"cloud":null,"high":null,"iso":"2041-09-09T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":34,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":-11,"cloud":null,"high":null,"iso":"2041-09-09T22:00Z","label":"unusable","low":null,"mid":null,"moon_alt":36,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":0,"cloud":null,"high":null,"iso":"2041-09-09T23:00Z","label":"unusable","low":null,"mid":null,"moon_alt":35,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":11,"cloud":null,"high":null,"iso":"2041-09-10T00:00Z","label":"unusable","low":null,"mid":null,"moon_alt":30,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":21,"cloud":null,"high":null,"iso":"2041-09-10T01:00Z","label":"marginal","low":null,"mid":null,"moon_alt":23,"precip":null,"q":0.35,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":30,"cloud":null,"high":null,"iso":"2041-09-10T02:00Z","label":"good","low":null,"mid":null,"moon_alt":15,"precip":null,"q":0.65,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":38,"cloud":null,"high":null,"iso":"2041-09-10T03:00Z","label":"poor","low":null,"mid":null,"moon_alt":5,"precip":null,"q":0.11,"rh":null,"sky":"nautical twilight","temp":null,"time":"06:00","wind":null}],"peak_quality":0.67,"peak_sky":0.67,"quality_hours":1.03,"reasons":["the target being low or below 20\u00b0 cost 7.5 quality-hours","daylight and twilight cost 1.1 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":17,"score_weather":null,"sky_hours":1.03,"verdict":"unknown","verdict_astronomy":"poor","weather_known":false,"windows":[{"end":"2041-09-10T00:55Z","end_local":"03:55","hours":8.25,"label":"unusable","mean_quality":0.0,"start":"2041-09-09T16:40Z","start_local":"19:40"},{"end":"2041-09-10T01:50Z","end_local":"04:50","hours":0.92,"label":"marginal","mean_quality":0.46,"start":"2041-09-10T00:55Z","start_local":"03:55"},{"end":"2041-09-10T02:25Z","end_local":"05:25","hours":0.58,"label":"good","mean_quality":0.65,"start":"2041-09-10T01:50Z","start_local":"04:50"},{"end":"2041-09-10T02:55Z","end_local":"05:55","hours":0.5,"label":"marginal","mean_quality":0.34,"start":"2041-09-10T02:25Z","start_local":"05:25"},{"end":"2041-09-10T03:30Z","end_local":"06:30","hours":0.58,"label":"poor","mean_quality":0.11,"start":"2041-09-10T02:55Z","start_local":"05:55"},{"end":"2041-09-10T04:00Z","end_local":"07:00","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2041-09-10T03:30Z","start_local":"06:30"}]},"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":"2041-09-09T18:16:13Z","dark_hours":8.07,"dark_to":"2041-09-10T02:20:30Z","moon":{"illumination":0.995,"phase":"full moon","waxing":true},"moon_free_dark_hours":0.0,"moonrise":"2041-09-09T16:40:52Z","moonset":"2041-09-10T03:29:13Z","sunrise":"2041-09-10T03:56:20Z","sunset":"2041-09-09T16:40:30Z","twilight":{"astronomical":{"end":"2041-09-09T18:16:13Z","start":"2041-09-10T02:20:30Z"},"civil":{"end":"2041-09-09T17:08:33Z","start":"2041-09-10T03:28:14Z"},"nautical":{"end":"2041-09-09T17:41:48Z","start":"2041-09-10T02:54:57Z"}},"window_end":"2041-09-10T09:00:00Z","window_start":"2041-09-09T09:00:00Z"},"night_date":"2041-09-09","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.83,"alt":33.1,"t":"2041-09-10T02:20:00Z"},"dec":-5.3876,"dec_of_date":-5.3636,"dec_str":"-05\u00b0 23' 15.4\"","good_hours":0.42,"limit_rise":"2041-09-10T00:52:20Z","limit_set":"2041-09-10T08:27:37Z","max_az_rate_deg_per_min":0.0,"moon_separation":98.4,"never_rises":false,"ra":83.8201,"ra_of_date":84.3326,"ra_str":"05h 35m 16.8s","resolved":{"common_name":"Great Orion Nebula","dec":-5.3876,"name":"M 42","ra":83.8201,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=M42","source":"sesame","type":"HII","type_text":"HII region \u2014 a star-forming nebula"},"summary":"Just 1.5 h above 20\u00b0 in darkness \u2014 barely observable tonight.","terrain":{"available":true,"behind_at":"2041-09-09T10:18:45Z","blocked_dark_hours":0,"clears_at":"2041-09-09T23:03:48Z","rise_az":248.2},"track":[{"above_terrain":true,"airmass":3.78,"alt":15.16,"az":248.2,"t":"2041-09-09T09:00:00Z","terrain":0.56},{"above_terrain":true,"airmass":3.99,"alt":14.28,"az":249.1,"t":"2041-09-09T09:05:00Z","terrain":0.5},{"above_terrain":true,"airmass":4.24,"alt":13.41,"az":250.1,"t":"2041-09-09T09:10:00Z","terrain":0.59},{"above_terrain":true,"airmass":4.52,"alt":12.52,"az":251.0,"t":"2041-09-09T09:15:00Z","terrain":0.55},{"above_terrain":true,"airmass":4.85,"alt":11.64,"az":251.9,"t":"2041-09-09T09:20:00Z","terrain":0.26},{"above_terrain":true,"airmass":5.22,"alt":10.75,"az":252.8,"t":"2041-09-09T09:25:00Z","terrain":0.18},{"above_terrain":true,"airmass":5.67,"alt":9.85,"az":253.6,"t":"2041-09-09T09:30:00Z","terrain":0.17},{"above_terrain":true,"airmass":6.19,"alt":8.95,"az":254.5,"t":"2041-09-09T09:35:00Z","terrain":0.21},{"above_terrain":true,"airmass":6.82,"alt":8.05,"az":255.4,"t":"2041-09-09T09:40:00Z","terrain":0.3},{"above_terrain":true,"airmass":7.6,"alt":7.14,"az":256.2,"t":"2041-09-09T09:45:00Z","terrain":0.4},{"above_terrain":true,"airmass":8.56,"alt":6.23,"az":257.1,"t":"2041-09-09T09:50:00Z","terrain":0.42},{"above_terrain":true,"airmass":9.8,"alt":5.31,"az":258.0,"t":"2041-09-09T09:55:00Z","terrain":0.36},{"above_terrain":true,"airmass":11.43,"alt":4.4,"az":258.8,"t":"2041-09-09T10:00:00Z","terrain":0.46},{"above_terrain":true,"airmass":13.66,"alt":3.48,"az":259.7,"t":"2041-09-09T10:05:00Z","terrain":0.53},{"above_terrain":true,"airmass":16.83,"alt":2.55,"az":260.5,"t":"2041-09-09T10:10:00Z","terrain":0.7},{"above_terrain":true,"airmass":21.58,"alt":1.63,"az":261.3,"t":"2041-09-09T10:15:00Z","terrain":0.89},{"above_terrain":false,"airmass":29.12,"alt":0.7,"az":262.2,"t":"2041-09-09T10:20:00Z","terrain":0.95},{"above_terrain":false,"airmass":null,"alt":-0.22,"az":263.0,"t":"2041-09-09T10:25:00Z","terrain":0.81},{"above_terrain":false,"airmass":null,"alt":-1.15,"az":263.8,"t":"2041-09-09T10:30:00Z","terrain":0.57},{"above_terrain":false,"airmass":null,"alt":-2.08,"az":264.7,"t":"2041-09-09T10:35:00Z","terrain":0.43},{"above_terrain":false,"airmass":null,"alt":-3.02,"az":265.5,"t":"2041-09-09T10:40:00Z","terrain":0.43},{"above_terrain":false,"airmass":null,"alt":-3.95,"az":266.3,"t":"2041-09-09T10:45:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-4.89,"az":267.2,"t":"2041-09-09T10:50:00Z","terrain":0.58},{"above_terrain":false,"airmass":null,"alt":-5.82,"az":268.0,"t":"2041-09-09T10:55:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-6.76,"az":268.8,"t":"2041-09-09T11:00:00Z","terrain":0.73},{"above_terrain":false,"airmass":null,"alt":-7.69,"az":269.7,"t":"2041-09-09T11:05:00Z","terrain":0.85},{"above_terrain":false,"airmass":null,"alt":-8.63,"az":270.5,"t":"2041-09-09T11:10:00Z","terrain":0.84},{"above_terrain":false,"airmass":null,"alt":-9.56,"az":271.3,"t":"2041-09-09T11:15:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-10.5,"az":272.2,"t":"2041-09-09T11:20:00Z","terrain":0.37},{"above_terrain":false,"airmass":null,"alt":-11.43,"az":273.0,"t":"2041-09-09T11:25:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-12.37,"az":273.9,"t":"2041-09-09T11:30:00Z","terrain":-0.0},{"above_terrain":false,"airmass":null,"alt":-13.3,"az":274.7,"t":"2041-09-09T11:35:00Z","terrain":0.05},{"above_terrain":false,"airmass":null,"alt":-14.23,"az":275.6,"t":"2041-09-09T11:40:00Z","terrain":0.03},{"above_terrain":false,"airmass":null,"alt":-15.16,"az":276.4,"t":"2041-09-09T11:45:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-16.09,"az":277.3,"t":"2041-09-09T11:50:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-17.02,"az":278.2,"t":"2041-09-09T11:55:00Z","terrain":-0.07},{"above_terrain":false,"airmass":null,"alt":-17.95,"az":279.0,"t":"2041-09-09T12:00:00Z","terrain":-0.02},{"above_terrain":false,"airmass":null,"alt":-18.87,"az":279.9,"t":"2041-09-09T12:05:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-19.79,"az":280.8,"t":"2041-09-09T12:10:00Z","terrain":-0.0},{"above_terrain":false,"airmass":null,"alt":-20.71,"az":281.7,"t":"2041-09-09T12:15:00Z","terrain":-0.08},{"above_terrain":false,"airmass":null,"alt":-21.62,"az":282.6,"t":"2041-09-09T12:20:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-22.54,"az":283.5,"t":"2041-09-09T12:25:00Z","terrain":0.06},{"above_terrain":false,"airmass":null,"alt":-23.44,"az":284.5,"t":"2041-09-09T12:30:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-24.35,"az":285.4,"t":"2041-09-09T12:35:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-25.25,"az":286.4,"t":"2041-09-09T12:40:00Z","terrain":0.27},{"above_terrain":false,"airmass":null,"alt":-26.14,"az":287.3,"t":"2041-09-09T12:45:00Z","terrain":0.31},{"above_terrain":false,"airmass":null,"alt":-27.03,"az":288.3,"t":"2041-09-09T12:50:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-27.92,"az":289.3,"t":"2041-09-09T12:55:00Z","terrain":0.21},{"above_terrain":false,"airmass":null,"alt":-28.8,"az":290.3,"t":"2041-09-09T13:00:00Z","terrain":0.35},{"above_terrain":false,"airmass":null,"alt":-29.68,"az":291.3,"t":"2041-09-09T13:05:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-30.55,"az":292.4,"t":"2041-09-09T13:10:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-31.41,"az":293.4,"t":"2041-09-09T13:15:00Z","terrain":0.27},{"above_terrain":false,"airmass":null,"alt":-32.26,"az":294.5,"t":"2041-09-09T13:20:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-33.11,"az":295.6,"t":"2041-09-09T13:25:00Z","terrain":0.29},{"above_terrain":false,"airmass":null,"alt":-33.95,"az":296.7,"t":"2041-09-09T13:30:00Z","terrain":0.28},{"above_terrain":false,"airmass":null,"alt":-34.78,"az":297.8,"t":"2041-09-09T13:35:00Z","terrain":0.15},{"above_terrain":false,"airmass":null,"alt":-35.61,"az":298.9,"t":"2041-09-09T13:40:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-36.42,"az":300.1,"t":"2041-09-09T13:45:00Z","terrain":0.36},{"above_terrain":false,"airmass":null,"alt":-37.23,"az":301.3,"t":"2041-09-09T13:50:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-38.02,"az":302.5,"t":"2041-09-09T13:55:00Z","terrain":-0.08},{"above_terrain":false,"airmass":null,"alt":-38.8,"az":303.8,"t":"2041-09-09T14:00:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-39.58,"az":305.0,"t":"2041-09-09T14:05:00Z","terrain":-0.29},{"above_terrain":false,"airmass":null,"alt":-40.34,"az":306.3,"t":"2041-09-09T14:10:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-41.09,"az":307.6,"t":"2041-09-09T14:15:00Z","terrain":0.27},{"above_terrain":false,"airmass":null,"alt":-41.82,"az":309.0,"t":"2041-09-09T14:20:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-42.54,"az":310.4,"t":"2041-09-09T14:25:00Z","terrain":0.27},{"above_terrain":false,"airmass":null,"alt":-43.25,"az":311.8,"t":"2041-09-09T14:30:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-43.94,"az":313.2,"t":"2041-09-09T14:35:00Z","terrain":0.31},{"above_terrain":false,"airmass":null,"alt":-44.61,"az":314.7,"t":"2041-09-09T14:40:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-45.27,"az":316.2,"t":"2041-09-09T14:45:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-45.91,"az":317.7,"t":"2041-09-09T14:50:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-46.53,"az":319.3,"t":"2041-09-09T14:55:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-47.13,"az":320.9,"t":"2041-09-09T15:00:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-47.71,"az":322.5,"t":"2041-09-09T15:05:00Z","terrain":0.15},{"above_terrain":false,"airmass":null,"alt":-48.27,"az":324.2,"t":"2041-09-09T15:10:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-48.8,"az":325.9,"t":"2041-09-09T15:15:00Z","terrain":-0.23},{"above_terrain":false,"airmass":null,"alt":-49.32,"az":327.6,"t":"2041-09-09T15:20:00Z","terrain":-0.3},{"above_terrain":false,"airmass":null,"alt":-49.81,"az":329.4,"t":"2041-09-09T15:25:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-50.27,"az":331.2,"t":"2041-09-09T15:30:00Z","terrain":-0.35},{"above_terrain":false,"airmass":null,"alt":-50.71,"az":333.0,"t":"2041-09-09T15:35:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-51.12,"az":334.9,"t":"2041-09-09T15:40:00Z","terrain":-0.54},{"above_terrain":false,"airmass":null,"alt":-51.51,"az":336.8,"t":"2041-09-09T15:45:00Z","terrain":-0.75},{"above_terrain":false,"airmass":null,"alt":-51.86,"az":338.7,"t":"2041-09-09T15:50:00Z","terrain":-0.67},{"above_terrain":false,"airmass":null,"alt":-52.18,"az":340.7,"t":"2041-09-09T15:55:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-52.48,"az":342.6,"t":"2041-09-09T16:00:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-52.74,"az":344.6,"t":"2041-09-09T16:05:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-52.97,"az":346.7,"t":"2041-09-09T16:10:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-53.17,"az":348.7,"t":"2041-09-09T16:15:00Z","terrain":-0.04},{"above_terrain":false,"airmass":null,"alt":-53.34,"az":350.8,"t":"2041-09-09T16:20:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-53.47,"az":352.9,"t":"2041-09-09T16:25:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-53.57,"az":355.0,"t":"2041-09-09T16:30:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-53.64,"az":357.1,"t":"2041-09-09T16:35:00Z","terrain":0.74},{"above_terrain":false,"airmass":null,"alt":-53.67,"az":359.2,"t":"2041-09-09T16:40:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-53.66,"az":1.3,"t":"2041-09-09T16:45:00Z","terrain":0.3},{"above_terrain":false,"airmass":null,"alt":-53.63,"az":3.4,"t":"2041-09-09T16:50:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-53.55,"az":5.5,"t":"2041-09-09T16:55:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-53.45,"az":7.6,"t":"2041-09-09T17:00:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-53.31,"az":9.7,"t":"2041-09-09T17:05:00Z","terrain":-0.62},{"above_terrain":false,"airmass":null,"alt":-53.13,"az":11.7,"t":"2041-09-09T17:10:00Z","terrain":-0.24},{"above_terrain":false,"airmass":null,"alt":-52.93,"az":13.8,"t":"2041-09-09T17:15:00Z","terrain":0.05},{"above_terrain":false,"airmass":null,"alt":-52.69,"az":15.8,"t":"2041-09-09T17:20:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-52.42,"az":17.8,"t":"2041-09-09T17:25:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-52.12,"az":19.8,"t":"2041-09-09T17:30:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-51.78,"az":21.7,"t":"2041-09-09T17:35:00Z","terrain":0.91},{"above_terrain":false,"airmass":null,"alt":-51.42,"az":23.7,"t":"2041-09-09T17:40:00Z","terrain":1.0},{"above_terrain":false,"airmass":null,"alt":-51.03,"az":25.5,"t":"2041-09-09T17:45:00Z","terrain":1.29},{"above_terrain":false,"airmass":null,"alt":-50.62,"az":27.4,"t":"2041-09-09T17:50:00Z","terrain":1.24},{"above_terrain":false,"airmass":null,"alt":-50.17,"az":29.2,"t":"2041-09-09T17:55:00Z","terrain":1.04},{"above_terrain":false,"airmass":null,"alt":-49.7,"az":31.0,"t":"2041-09-09T18:00:00Z","terrain":1.31},{"above_terrain":false,"airmass":null,"alt":-49.21,"az":32.8,"t":"2041-09-09T18:05:00Z","terrain":1.06},{"above_terrain":false,"airmass":null,"alt":-48.69,"az":34.5,"t":"2041-09-09T18:10:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-48.15,"az":36.2,"t":"2041-09-09T18:15:00Z","terrain":0.0},{"above_terrain":false,"airmass":null,"alt":-47.58,"az":37.9,"t":"2041-09-09T18:20:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-47.0,"az":39.5,"t":"2041-09-09T18:25:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-46.39,"az":41.1,"t":"2041-09-09T18:30:00Z","terrain":0.03},{"above_terrain":false,"airmass":null,"alt":-45.77,"az":42.7,"t":"2041-09-09T18:35:00Z","terrain":0.2},{"above_terrain":false,"airmass":null,"alt":-45.12,"az":44.2,"t":"2041-09-09T18:40:00Z","terrain":0.44},{"above_terrain":false,"airmass":null,"alt":-44.46,"az":45.7,"t":"2041-09-09T18:45:00Z","terrain":0.64},{"above_terrain":false,"airmass":null,"alt":-43.79,"az":47.1,"t":"2041-09-09T18:50:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-43.09,"az":48.6,"t":"2041-09-09T18:55:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-42.38,"az":50.0,"t":"2041-09-09T19:00:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-41.66,"az":51.3,"t":"2041-09-09T19:05:00Z","terrain":0.56},{"above_terrain":false,"airmass":null,"alt":-40.92,"az":52.7,"t":"2041-09-09T19:10:00Z","terrain":0.77},{"above_terrain":false,"airmass":null,"alt":-40.17,"az":54.0,"t":"2041-09-09T19:15:00Z","terrain":1.0},{"above_terrain":false,"airmass":null,"alt":-39.41,"az":55.3,"t":"2041-09-09T19:20:00Z","terrain":1.07},{"above_terrain":false,"airmass":null,"alt":-38.63,"az":56.5,"t":"2041-09-09T19:25:00Z","terrain":1.06},{"above_terrain":false,"airmass":null,"alt":-37.85,"az":57.8,"t":"2041-09-09T19:30:00Z","terrain":1.21},{"above_terrain":false,"airmass":null,"alt":-37.05,"az":59.0,"t":"2041-09-09T19:35:00Z","terrain":1.21},{"above_terrain":false,"airmass":null,"alt":-36.24,"az":60.1,"t":"2041-09-09T19:40:00Z","terrain":1.16},{"above_terrain":false,"airmass":null,"alt":-35.43,"az":61.3,"t":"2041-09-09T19:45:00Z","terrain":1.06},{"above_terrain":false,"airmass":null,"alt":-34.6,"az":62.5,"t":"2041-09-09T19:50:00Z","terrain":0.96},{"above_terrain":false,"airmass":null,"alt":-33.77,"az":63.6,"t":"2041-09-09T19:55:00Z","terrain":0.83},{"above_terrain":false,"airmass":null,"alt":-32.93,"az":64.7,"t":"2041-09-09T20:00:00Z","terrain":0.77},{"above_terrain":false,"airmass":null,"alt":-32.08,"az":65.8,"t":"2041-09-09T20:05:00Z","terrain":0.82},{"above_terrain":false,"airmass":null,"alt":-31.22,"az":66.8,"t":"2041-09-09T20:10:00Z","terrain":0.91},{"above_terrain":false,"airmass":null,"alt":-30.35,"az":67.9,"t":"2041-09-09T20:15:00Z","terrain":0.98},{"above_terrain":false,"airmass":null,"alt":-29.48,"az":68.9,"t":"2041-09-09T20:20:00Z","terrain":1.04},{"above_terrain":false,"airmass":null,"alt":-28.61,"az":69.9,"t":"2041-09-09T20:25:00Z","terrain":1.21},{"above_terrain":false,"airmass":null,"alt":-27.73,"az":70.9,"t":"2041-09-09T20:30:00Z","terrain":1.26},{"above_terrain":false,"airmass":null,"alt":-26.84,"az":71.9,"t":"2041-09-09T20:35:00Z","terrain":1.21},{"above_terrain":false,"airmass":null,"alt":-25.95,"az":72.9,"t":"2041-09-09T20:40:00Z","terrain":1.01},{"above_terrain":false,"airmass":null,"alt":-25.05,"az":73.9,"t":"2041-09-09T20:45:00Z","terrain":0.77},{"above_terrain":false,"airmass":null,"alt":-24.15,"az":74.8,"t":"2041-09-09T20:50:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-23.24,"az":75.7,"t":"2041-09-09T20:55:00Z","terrain":0.7},{"above_terrain":false,"airmass":null,"alt":-22.33,"az":76.7,"t":"2041-09-09T21:00:00Z","terrain":0.71},{"above_terrain":false,"airmass":null,"alt":-21.42,"az":77.6,"t":"2041-09-09T21:05:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-20.51,"az":78.5,"t":"2041-09-09T21:10:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-19.59,"az":79.4,"t":"2041-09-09T21:15:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-18.67,"az":80.3,"t":"2041-09-09T21:20:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-17.74,"az":81.2,"t":"2041-09-09T21:25:00Z","terrain":0.7},{"above_terrain":false,"airmass":null,"alt":-16.82,"az":82.0,"t":"2041-09-09T21:30:00Z","terrain":0.79},{"above_terrain":false,"airmass":null,"alt":-15.89,"az":82.9,"t":"2041-09-09T21:35:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-14.96,"az":83.8,"t":"2041-09-09T21:40:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-14.03,"az":84.6,"t":"2041-09-09T21:45:00Z","terrain":0.33},{"above_terrain":false,"airmass":null,"alt":-13.1,"az":85.5,"t":"2041-09-09T21:50:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-12.16,"az":86.3,"t":"2041-09-09T21:55:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-11.23,"az":87.2,"t":"2041-09-09T22:00:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-10.29,"az":88.0,"t":"2041-09-09T22:05:00Z","terrain":-0.07},{"above_terrain":false,"airmass":null,"alt":-9.36,"az":88.9,"t":"2041-09-09T22:10:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-8.42,"az":89.7,"t":"2041-09-09T22:15:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-7.49,"az":90.5,"t":"2041-09-09T22:20:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-6.55,"az":91.4,"t":"2041-09-09T22:25:00Z","terrain":-0.02},{"above_terrain":false,"airmass":null,"alt":-5.61,"az":92.2,"t":"2041-09-09T22:30:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-4.68,"az":93.0,"t":"2041-09-09T22:35:00Z","terrain":0.33},{"above_terrain":false,"airmass":null,"alt":-3.75,"az":93.8,"t":"2041-09-09T22:40:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-2.81,"az":94.7,"t":"2041-09-09T22:45:00Z","terrain":0.39},{"above_terrain":false,"airmass":null,"alt":-1.88,"az":95.5,"t":"2041-09-09T22:50:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-0.95,"az":96.3,"t":"2041-09-09T22:55:00Z","terrain":0.61},{"above_terrain":false,"airmass":null,"alt":-0.02,"az":97.2,"t":"2041-09-09T23:00:00Z","terrain":0.72},{"above_terrain":true,"airmass":27.13,"alt":0.91,"az":98.0,"t":"2041-09-09T23:05:00Z","terrain":0.68},{"above_terrain":true,"airmass":20.35,"alt":1.83,"az":98.8,"t":"2041-09-09T23:10:00Z","terrain":0.51},{"above_terrain":true,"airmass":16.02,"alt":2.76,"az":99.7,"t":"2041-09-09T23:15:00Z","terrain":0.34},{"above_terrain":true,"airmass":13.1,"alt":3.68,"az":100.5,"t":"2041-09-09T23:20:00Z","terrain":0.17},{"above_terrain":true,"airmass":11.03,"alt":4.6,"az":101.4,"t":"2041-09-09T23:25:00Z","terrain":0.03},{"above_terrain":true,"airmass":9.5,"alt":5.51,"az":102.2,"t":"2041-09-09T23:30:00Z","terrain":-0.08},{"above_terrain":true,"airmass":8.33,"alt":6.43,"az":103.1,"t":"2041-09-09T23:35:00Z","terrain":-0.2},{"above_terrain":true,"airmass":7.41,"alt":7.34,"az":103.9,"t":"2041-09-09T23:40:00Z","terrain":-0.0},{"above_terrain":true,"airmass":6.67,"alt":8.24,"az":104.8,"t":"2041-09-09T23:45:00Z","terrain":-0.17},{"above_terrain":true,"airmass":6.07,"alt":9.15,"az":105.7,"t":"2041-09-09T23:50:00Z","terrain":-0.5},{"above_terrain":true,"airmass":5.56,"alt":10.05,"az":106.6,"t":"2041-09-09T23:55:00Z","terrain":-0.62},{"above_terrain":true,"airmass":5.14,"alt":10.94,"az":107.4,"t":"2041-09-10T00:00:00Z","terrain":-0.75},{"above_terrain":true,"airmass":4.77,"alt":11.83,"az":108.3,"t":"2041-09-10T00:05:00Z","terrain":-1.02},{"above_terrain":true,"airmass":4.46,"alt":12.72,"az":109.2,"t":"2041-09-10T00:10:00Z","terrain":-1.18},{"above_terrain":true,"airmass":4.18,"alt":13.6,"az":110.1,"t":"2041-09-10T00:15:00Z","terrain":-1.17},{"above_terrain":true,"airmass":3.94,"alt":14.48,"az":111.1,"t":"2041-09-10T00:20:00Z","terrain":-1.33},{"above_terrain":true,"airmass":3.73,"alt":15.35,"az":112.0,"t":"2041-09-10T00:25:00Z","terrain":-1.38},{"above_terrain":true,"airmass":3.54,"alt":16.21,"az":112.9,"t":"2041-09-10T00:30:00Z","terrain":-1.43},{"above_terrain":true,"airmass":3.37,"alt":17.07,"az":113.9,"t":"2041-09-10T00:35:00Z","terrain":-1.59},{"above_terrain":true,"airmass":3.22,"alt":17.92,"az":114.8,"t":"2041-09-10T00:40:00Z","terrain":-1.53},{"above_terrain":true,"airmass":3.08,"alt":18.77,"az":115.8,"t":"2041-09-10T00:45:00Z","terrain":-1.48},{"above_terrain":true,"airmass":2.96,"alt":19.61,"az":116.8,"t":"2041-09-10T00:50:00Z","terrain":-1.59},{"above_terrain":true,"airmass":2.84,"alt":20.44,"az":117.7,"t":"2041-09-10T00:55:00Z","terrain":-1.47},{"above_terrain":true,"airmass":2.74,"alt":21.27,"az":118.8,"t":"2041-09-10T01:00:00Z","terrain":-1.47},{"above_terrain":true,"airmass":2.64,"alt":22.08,"az":119.8,"t":"2041-09-10T01:05:00Z","terrain":-1.3},{"above_terrain":true,"airmass":2.56,"alt":22.89,"az":120.8,"t":"2041-09-10T01:10:00Z","terrain":-1.25},{"above_terrain":true,"airmass":2.48,"alt":23.69,"az":121.8,"t":"2041-09-10T01:15:00Z","terrain":-1.2},{"above_terrain":true,"airmass":2.4,"alt":24.48,"az":122.9,"t":"2041-09-10T01:20:00Z","terrain":-1.37},{"above_terrain":true,"airmass":2.33,"alt":25.26,"az":124.0,"t":"2041-09-10T01:25:00Z","terrain":-1.48},{"above_terrain":true,"airmass":2.27,"alt":26.03,"az":125.1,"t":"2041-09-10T01:30:00Z","terrain":-1.64},{"above_terrain":true,"airmass":2.21,"alt":26.79,"az":126.2,"t":"2041-09-10T01:35:00Z","terrain":-1.59},{"above_terrain":true,"airmass":2.16,"alt":27.54,"az":127.3,"t":"2041-09-10T01:40:00Z","terrain":-1.5},{"above_terrain":true,"airmass":2.1,"alt":28.28,"az":128.4,"t":"2041-09-10T01:45:00Z","terrain":-1.3},{"above_terrain":true,"airmass":2.06,"alt":29.01,"az":129.6,"t":"2041-09-10T01:50:00Z","terrain":-1.38},{"above_terrain":true,"airmass":2.01,"alt":29.73,"az":130.7,"t":"2041-09-10T01:55:00Z","terrain":-1.65},{"above_terrain":true,"airmass":1.97,"alt":30.43,"az":131.9,"t":"2041-09-10T02:00:00Z","terrain":-1.64},{"above_terrain":true,"airmass":1.93,"alt":31.12,"az":133.2,"t":"2041-09-10T02:05:00Z","terrain":-1.64},{"above_terrain":true,"airmass":1.89,"alt":31.79,"az":134.4,"t":"2041-09-10T02:10:00Z","terrain":-1.45},{"above_terrain":true,"airmass":1.86,"alt":32.46,"az":135.6,"t":"2041-09-10T02:15:00Z","terrain":-1.23},{"above_terrain":true,"airmass":1.83,"alt":33.1,"az":136.9,"t":"2041-09-10T02:20:00Z","terrain":-1.23},{"above_terrain":true,"airmass":1.8,"alt":33.73,"az":138.2,"t":"2041-09-10T02:25:00Z","terrain":-1.18},{"above_terrain":true,"airmass":1.77,"alt":34.35,"az":139.5,"t":"2041-09-10T02:30:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.74,"alt":34.95,"az":140.8,"t":"2041-09-10T02:35:00Z","terrain":-1.14},{"above_terrain":true,"airmass":1.72,"alt":35.53,"az":142.2,"t":"2041-09-10T02:40:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.69,"alt":36.1,"az":143.6,"t":"2041-09-10T02:45:00Z","terrain":-1.35},{"above_terrain":true,"airmass":1.67,"alt":36.64,"az":144.9,"t":"2041-09-10T02:50:00Z","terrain":-1.48},{"above_terrain":true,"airmass":1.65,"alt":37.17,"az":146.4,"t":"2041-09-10T02:55:00Z","terrain":-1.43},{"above_terrain":true,"airmass":1.63,"alt":37.68,"az":147.8,"t":"2041-09-10T03:00:00Z","terrain":-1.41},{"above_terrain":true,"airmass":1.62,"alt":38.17,"az":149.3,"t":"2041-09-10T03:05:00Z","terrain":-1.37},{"above_terrain":true,"airmass":1.6,"alt":38.64,"az":150.7,"t":"2041-09-10T03:10:00Z","terrain":-1.21},{"above_terrain":true,"airmass":1.58,"alt":39.08,"az":152.2,"t":"2041-09-10T03:15:00Z","terrain":-1.18},{"above_terrain":true,"airmass":1.57,"alt":39.51,"az":153.7,"t":"2041-09-10T03:20:00Z","terrain":-1.01},{"above_terrain":true,"airmass":1.56,"alt":39.91,"az":155.3,"t":"2041-09-10T03:25:00Z","terrain":-1.13},{"above_terrain":true,"airmass":1.54,"alt":40.29,"az":156.8,"t":"2041-09-10T03:30:00Z","terrain":-1.12},{"above_terrain":true,"airmass":1.53,"alt":40.65,"az":158.4,"t":"2041-09-10T03:35:00Z","terrain":-1.17},{"above_terrain":true,"airmass":1.52,"alt":40.98,"az":160.0,"t":"2041-09-10T03:40:00Z","terrain":-0.91},{"above_terrain":true,"airmass":1.51,"alt":41.29,"az":161.6,"t":"2041-09-10T03:45:00Z","terrain":-1.29},{"above_terrain":true,"airmass":1.5,"alt":41.57,"az":163.2,"t":"2041-09-10T03:50:00Z","terrain":-1.4},{"above_terrain":true,"airmass":1.5,"alt":41.83,"az":164.9,"t":"2041-09-10T03:55:00Z","terrain":-1.41},{"above_terrain":true,"airmass":1.49,"alt":42.06,"az":166.5,"t":"2041-09-10T04:00:00Z","terrain":-1.2},{"above_terrain":true,"airmass":1.48,"alt":42.27,"az":168.2,"t":"2041-09-10T04:05:00Z","terrain":-0.93},{"above_terrain":true,"airmass":1.48,"alt":42.45,"az":169.8,"t":"2041-09-10T04:10:00Z","terrain":-0.63},{"above_terrain":true,"airmass":1.48,"alt":42.6,"az":171.5,"t":"2041-09-10T04:15:00Z","terrain":-0.61},{"above_terrain":true,"airmass":1.47,"alt":42.72,"az":173.2,"t":"2041-09-10T04:20:00Z","terrain":-0.49},{"above_terrain":true,"airmass":1.47,"alt":42.82,"az":174.9,"t":"2041-09-10T04:25:00Z","terrain":-0.45},{"above_terrain":true,"airmass":1.47,"alt":42.89,"az":176.6,"t":"2041-09-10T04:30:00Z","terrain":-0.39},{"above_terrain":true,"airmass":1.47,"alt":42.93,"az":178.3,"t":"2041-09-10T04:35:00Z","terrain":-0.4},{"above_terrain":true,"airmass":1.47,"alt":42.94,"az":180.0,"t":"2041-09-10T04:40:00Z","terrain":-0.56},{"above_terrain":true,"airmass":1.47,"alt":42.93,"az":181.7,"t":"2041-09-10T04:45:00Z","terrain":-0.66},{"above_terrain":true,"airmass":1.47,"alt":42.89,"az":183.4,"t":"2041-09-10T04:50:00Z","terrain":-0.61},{"above_terrain":true,"airmass":1.47,"alt":42.82,"az":185.1,"t":"2041-09-10T04:55:00Z","terrain":-0.61},{"above_terrain":true,"airmass":1.47,"alt":42.72,"az":186.8,"t":"2041-09-10T05:00:00Z","terrain":-0.64},{"above_terrain":true,"airmass":1.48,"alt":42.6,"az":188.5,"t":"2041-09-10T05:05:00Z","terrain":-0.63},{"above_terrain":true,"airmass":1.48,"alt":42.44,"az":190.2,"t":"2041-09-10T05:10:00Z","terrain":-0.54},{"above_terrain":true,"airmass":1.48,"alt":42.27,"az":191.8,"t":"2041-09-10T05:15:00Z","terrain":-0.41},{"above_terrain":true,"airmass":1.49,"alt":42.06,"az":193.5,"t":"2041-09-10T05:20:00Z","terrain":-0.47},{"above_terrain":true,"airmass":1.5,"alt":41.83,"az":195.2,"t":"2041-09-10T05:25:00Z","terrain":-0.46},{"above_terrain":true,"airmass":1.5,"alt":41.57,"az":196.8,"t":"2041-09-10T05:30:00Z","terrain":-0.48},{"above_terrain":true,"airmass":1.51,"alt":41.29,"az":198.4,"t":"2041-09-10T05:35:00Z","terrain":-0.35},{"above_terrain":true,"airmass":1.52,"alt":40.98,"az":200.0,"t":"2041-09-10T05:40:00Z","terrain":-0.26},{"above_terrain":true,"airmass":1.53,"alt":40.65,"az":201.6,"t":"2041-09-10T05:45:00Z","terrain":-0.5},{"above_terrain":true,"airmass":1.54,"alt":40.29,"az":203.2,"t":"2041-09-10T05:50:00Z","terrain":-0.63},{"above_terrain":true,"airmass":1.56,"alt":39.91,"az":204.7,"t":"2041-09-10T05:55:00Z","terrain":-0.28},{"above_terrain":true,"airmass":1.57,"alt":39.51,"az":206.3,"t":"2041-09-10T06:00:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.58,"alt":39.08,"az":207.8,"t":"2041-09-10T06:05:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.6,"alt":38.63,"az":209.3,"t":"2041-09-10T06:10:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.62,"alt":38.17,"az":210.8,"t":"2041-09-10T06:15:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.63,"alt":37.68,"az":212.2,"t":"2041-09-10T06:20:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.65,"alt":37.17,"az":213.6,"t":"2041-09-10T06:25:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.67,"alt":36.64,"az":215.1,"t":"2041-09-10T06:30:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.69,"alt":36.09,"az":216.5,"t":"2041-09-10T06:35:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.72,"alt":35.53,"az":217.8,"t":"2041-09-10T06:40:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.74,"alt":34.95,"az":219.2,"t":"2041-09-10T06:45:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.77,"alt":34.35,"az":220.5,"t":"2041-09-10T06:50:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.8,"alt":33.73,"az":221.8,"t":"2041-09-10T06:55:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.83,"alt":33.1,"az":223.1,"t":"2041-09-10T07:00:00Z","terrain":0.68},{"above_terrain":true,"airmass":1.86,"alt":32.45,"az":224.4,"t":"2041-09-10T07:05:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.89,"alt":31.79,"az":225.6,"t":"2041-09-10T07:10:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.93,"alt":31.11,"az":226.9,"t":"2041-09-10T07:15:00Z","terrain":0.93},{"above_terrain":true,"airmass":1.97,"alt":30.42,"az":228.1,"t":"2041-09-10T07:20:00Z","terrain":1.14},{"above_terrain":true,"airmass":2.01,"alt":29.72,"az":229.3,"t":"2041-09-10T07:25:00Z","terrain":1.27},{"above_terrain":true,"airmass":2.06,"alt":29.01,"az":230.4,"t":"2041-09-10T07:30:00Z","terrain":1.03},{"above_terrain":true,"airmass":2.1,"alt":28.28,"az":231.6,"t":"2041-09-10T07:35:00Z","terrain":0.89},{"above_terrain":true,"airmass":2.16,"alt":27.54,"az":232.7,"t":"2041-09-10T07:40:00Z","terrain":0.83},{"above_terrain":true,"airmass":2.21,"alt":26.79,"az":233.8,"t":"2041-09-10T07:45:00Z","terrain":0.81},{"above_terrain":true,"airmass":2.27,"alt":26.03,"az":234.9,"t":"2041-09-10T07:50:00Z","terrain":0.97},{"above_terrain":true,"airmass":2.33,"alt":25.26,"az":236.0,"t":"2041-09-10T07:55:00Z","terrain":0.78},{"above_terrain":true,"airmass":2.4,"alt":24.48,"az":237.1,"t":"2041-09-10T08:00:00Z","terrain":0.83},{"above_terrain":true,"airmass":2.48,"alt":23.68,"az":238.2,"t":"2041-09-10T08:05:00Z","terrain":0.75},{"above_terrain":true,"airmass":2.56,"alt":22.89,"az":239.2,"t":"2041-09-10T08:10:00Z","terrain":0.57},{"above_terrain":true,"airmass":2.65,"alt":22.08,"az":240.2,"t":"2041-09-10T08:15:00Z","terrain":0.79},{"above_terrain":true,"airmass":2.74,"alt":21.26,"az":241.3,"t":"2041-09-10T08:20:00Z","terrain":0.82},{"above_terrain":true,"airmass":2.84,"alt":20.44,"az":242.3,"t":"2041-09-10T08:25:00Z","terrain":1.03},{"above_terrain":true,"airmass":2.96,"alt":19.6,"az":243.2,"t":"2041-09-10T08:30:00Z","terrain":0.99},{"above_terrain":true,"airmass":3.08,"alt":18.76,"az":244.2,"t":"2041-09-10T08:35:00Z","terrain":0.95},{"above_terrain":true,"airmass":3.22,"alt":17.92,"az":245.2,"t":"2041-09-10T08:40:00Z","terrain":1.03},{"above_terrain":true,"airmass":3.37,"alt":17.07,"az":246.1,"t":"2041-09-10T08:45:00Z","terrain":1.16},{"above_terrain":true,"airmass":3.54,"alt":16.21,"az":247.1,"t":"2041-09-10T08:50:00Z","terrain":0.98},{"above_terrain":true,"airmass":3.73,"alt":15.34,"az":248.0,"t":"2041-09-10T08:55:00Z","terrain":0.58},{"above_terrain":true,"airmass":3.95,"alt":14.47,"az":249.0,"t":"2041-09-10T09:00:00Z","terrain":0.49}],"transit":{"airmass":1.47,"alt":42.9,"az":180.0,"t":"2041-09-10T04:40:00Z"},"usable_hours":1.5,"verdict":"poor","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."]}