{"assessment":{"best_window":{"end":"2045-02-20T19:20Z","end_local":"21:20","hours":1.75,"label":"good","mean_quality":0.77,"start":"2045-02-20T17:35Z","start_local":"19:35"},"cost":{"altitude":8.68,"clouds":0.0,"darkness":1.2,"moon":0.14},"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":63,"cloud":null,"high":null,"iso":"2045-02-20T16:00Z","label":"unusable","low":null,"mid":null,"moon_alt":38,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"18:00","wind":null},{"alt":51,"cloud":null,"high":null,"iso":"2045-02-20T17:00Z","label":"poor","low":null,"mid":null,"moon_alt":28,"precip":null,"q":0.13,"rh":null,"sky":"nautical twilight","temp":null,"time":"19:00","wind":null},{"alt":40,"cloud":null,"high":null,"iso":"2045-02-20T18:00Z","label":"good","low":null,"mid":null,"moon_alt":17,"precip":null,"q":0.8,"rh":null,"sky":"night","temp":null,"time":"20:00","wind":null},{"alt":29,"cloud":null,"high":null,"iso":"2045-02-20T19:00Z","label":"good","low":null,"mid":null,"moon_alt":7,"precip":null,"q":0.72,"rh":null,"sky":"night","temp":null,"time":"21:00","wind":null},{"alt":19,"cloud":null,"high":null,"iso":"2045-02-20T20:00Z","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":9,"cloud":null,"high":null,"iso":"2045-02-20T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-14,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":0,"cloud":null,"high":null,"iso":"2045-02-20T22:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-23,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":-7,"cloud":null,"high":null,"iso":"2045-02-20T23:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-30,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":-13,"cloud":null,"high":null,"iso":"2045-02-21T00:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-36,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":-16,"cloud":null,"high":null,"iso":"2045-02-21T01:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-38,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":-17,"cloud":null,"high":null,"iso":"2045-02-21T02:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-37,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":-16,"cloud":null,"high":null,"iso":"2045-02-21T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-33,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":-12,"cloud":null,"high":null,"iso":"2045-02-21T04:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-27,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"06:00","wind":null},{"alt":-5,"cloud":null,"high":null,"iso":"2045-02-21T05:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-18,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"07:00","wind":null}],"peak_quality":0.83,"peak_sky":0.83,"quality_hours":1.92,"reasons":["the target being low or below 20\u00b0 cost 8.7 quality-hours","daylight and twilight cost 1.2 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":40,"score_weather":null,"sky_hours":1.92,"verdict":"unknown","verdict_astronomy":"marginal","weather_known":false,"windows":[{"end":"2045-02-20T16:30Z","end_local":"18:30","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2045-02-20T16:00Z","start_local":"18:00"},{"end":"2045-02-20T17:05Z","end_local":"19:05","hours":0.58,"label":"poor","mean_quality":0.13,"start":"2045-02-20T16:30Z","start_local":"18:30"},{"end":"2045-02-20T17:35Z","end_local":"19:35","hours":0.5,"label":"marginal","mean_quality":0.42,"start":"2045-02-20T17:05Z","start_local":"19:05"},{"end":"2045-02-20T19:20Z","end_local":"21:20","hours":1.75,"label":"good","mean_quality":0.77,"start":"2045-02-20T17:35Z","start_local":"19:35"},{"end":"2045-02-20T19:55Z","end_local":"21:55","hours":0.58,"label":"marginal","mean_quality":0.5,"start":"2045-02-20T19:20Z","start_local":"21:20"},{"end":"2045-02-21T05:10Z","end_local":"07:10","hours":9.25,"label":"unusable","mean_quality":0.0,"start":"2045-02-20T19:55Z","start_local":"21:55"}]},"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":"2045-02-20T17:33:37Z","dark_hours":10.02,"dark_to":"2045-02-21T03:35:05Z","moon":{"illumination":0.144,"phase":"waxing crescent","waxing":true},"moon_free_dark_hours":7.97,"moonrise":"2045-02-21T06:49:42Z","moonset":"2045-02-20T19:36:26Z","sunrise":"2045-02-21T05:07:40Z","sunset":"2045-02-20T16:00:49Z","twilight":{"astronomical":{"end":"2045-02-20T17:33:37Z","start":"2045-02-21T03:35:05Z"},"civil":{"end":"2045-02-20T16:29:04Z","start":"2045-02-21T04:39:30Z"},"nautical":{"end":"2045-02-20T17:01:26Z","start":"2045-02-21T04:07:12Z"}},"window_end":"2045-02-21T10:00:00Z","window_start":"2045-02-20T10:00:00Z"},"night_date":"2045-02-20","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.42,"alt":44.8,"t":"2045-02-20T17:35:00Z"},"dec":30.66017511,"dec_of_date":30.8901,"dec_str":"+30\u00b0 39' 36.6\"","good_hours":1.42,"limit_rise":"2045-02-21T07:51:03Z","limit_set":"2045-02-20T19:52:38Z","max_az_rate_deg_per_min":1.15,"moon_separation":22.2,"never_rises":false,"ra":23.46206906,"ra_of_date":24.1008,"ra_str":"01h 33m 50.9s","resolved":{"common_name":"Triangulum Pinwheel","dec":30.66017511,"morphology":"SA(s)cd","name":"M 33","ra":23.46206906,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=M33","source":"sesame","type":"GiG","type_text":"galaxy in a group","vmag":5.72},"summary":"Only 1.4 h above 30\u00b0, 2.3 h above 20\u00b0 \u2014 usable, at high airmass.","terrain":{"available":true,"behind_at":"2045-02-20T21:59:08Z","blocked_dark_hours":0,"clears_at":"2045-02-21T05:46:42Z","rise_az":83.3},"track":[{"above_terrain":true,"airmass":1.48,"alt":42.47,"az":83.3,"t":"2045-02-20T10:00:00Z","terrain":0.44},{"above_terrain":true,"airmass":1.45,"alt":43.4,"az":84.0,"t":"2045-02-20T10:05:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.43,"alt":44.33,"az":84.8,"t":"2045-02-20T10:10:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.41,"alt":45.26,"az":85.5,"t":"2045-02-20T10:15:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.38,"alt":46.2,"az":86.3,"t":"2045-02-20T10:20:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.36,"alt":47.13,"az":87.1,"t":"2045-02-20T10:25:00Z","terrain":0.06},{"above_terrain":true,"airmass":1.34,"alt":48.07,"az":87.9,"t":"2045-02-20T10:30:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.32,"alt":49.0,"az":88.7,"t":"2045-02-20T10:35:00Z","terrain":-0.16},{"above_terrain":true,"airmass":1.31,"alt":49.94,"az":89.5,"t":"2045-02-20T10:40:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.29,"alt":50.87,"az":90.3,"t":"2045-02-20T10:45:00Z","terrain":-0.18},{"above_terrain":true,"airmass":1.27,"alt":51.81,"az":91.2,"t":"2045-02-20T10:50:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.26,"alt":52.75,"az":92.0,"t":"2045-02-20T10:55:00Z","terrain":0.11},{"above_terrain":true,"airmass":1.24,"alt":53.68,"az":92.9,"t":"2045-02-20T11:00:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.23,"alt":54.61,"az":93.8,"t":"2045-02-20T11:05:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.21,"alt":55.55,"az":94.8,"t":"2045-02-20T11:10:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.2,"alt":56.48,"az":95.7,"t":"2045-02-20T11:15:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.19,"alt":57.41,"az":96.7,"t":"2045-02-20T11:20:00Z","terrain":0.68},{"above_terrain":true,"airmass":1.17,"alt":58.34,"az":97.7,"t":"2045-02-20T11:25:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.16,"alt":59.27,"az":98.8,"t":"2045-02-20T11:30:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.15,"alt":60.19,"az":99.9,"t":"2045-02-20T11:35:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.14,"alt":61.11,"az":101.0,"t":"2045-02-20T11:40:00Z","terrain":0.08},{"above_terrain":true,"airmass":1.13,"alt":62.03,"az":102.2,"t":"2045-02-20T11:45:00Z","terrain":-0.08},{"above_terrain":true,"airmass":1.12,"alt":62.94,"az":103.4,"t":"2045-02-20T11:50:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.11,"alt":63.85,"az":104.7,"t":"2045-02-20T11:55:00Z","terrain":-0.15},{"above_terrain":true,"airmass":1.11,"alt":64.75,"az":106.1,"t":"2045-02-20T12:00:00Z","terrain":-0.64},{"above_terrain":true,"airmass":1.1,"alt":65.65,"az":107.5,"t":"2045-02-20T12:05:00Z","terrain":-0.77},{"above_terrain":true,"airmass":1.09,"alt":66.53,"az":109.0,"t":"2045-02-20T12:10:00Z","terrain":-1.19},{"above_terrain":true,"airmass":1.08,"alt":67.41,"az":110.6,"t":"2045-02-20T12:15:00Z","terrain":-1.25},{"above_terrain":true,"airmass":1.08,"alt":68.29,"az":112.2,"t":"2045-02-20T12:20:00Z","terrain":-1.39},{"above_terrain":true,"airmass":1.07,"alt":69.15,"az":114.0,"t":"2045-02-20T12:25:00Z","terrain":-1.62},{"above_terrain":true,"airmass":1.06,"alt":70.0,"az":115.9,"t":"2045-02-20T12:30:00Z","terrain":-1.47},{"above_terrain":true,"airmass":1.06,"alt":70.83,"az":117.9,"t":"2045-02-20T12:35:00Z","terrain":-1.43},{"above_terrain":true,"airmass":1.05,"alt":71.65,"az":120.1,"t":"2045-02-20T12:40:00Z","terrain":-1.24},{"above_terrain":true,"airmass":1.05,"alt":72.45,"az":122.4,"t":"2045-02-20T12:45:00Z","terrain":-1.28},{"above_terrain":true,"airmass":1.04,"alt":73.23,"az":125.0,"t":"2045-02-20T12:50:00Z","terrain":-1.63},{"above_terrain":true,"airmass":1.04,"alt":73.98,"az":127.7,"t":"2045-02-20T12:55:00Z","terrain":-1.45},{"above_terrain":true,"airmass":1.04,"alt":74.71,"az":130.6,"t":"2045-02-20T13:00:00Z","terrain":-1.64},{"above_terrain":true,"airmass":1.03,"alt":75.4,"az":133.8,"t":"2045-02-20T13:05:00Z","terrain":-1.56},{"above_terrain":true,"airmass":1.03,"alt":76.06,"az":137.3,"t":"2045-02-20T13:10:00Z","terrain":-1.21},{"above_terrain":true,"airmass":1.03,"alt":76.67,"az":141.0,"t":"2045-02-20T13:15:00Z","terrain":-1.1},{"above_terrain":true,"airmass":1.02,"alt":77.23,"az":145.1,"t":"2045-02-20T13:20:00Z","terrain":-1.49},{"above_terrain":true,"airmass":1.02,"alt":77.74,"az":149.5,"t":"2045-02-20T13:25:00Z","terrain":-1.32},{"above_terrain":true,"airmass":1.02,"alt":78.18,"az":154.2,"t":"2045-02-20T13:30:00Z","terrain":-1.05},{"above_terrain":true,"airmass":1.02,"alt":78.55,"az":159.2,"t":"2045-02-20T13:35:00Z","terrain":-1.27},{"above_terrain":true,"airmass":1.02,"alt":78.84,"az":164.5,"t":"2045-02-20T13:40:00Z","terrain":-1.47},{"above_terrain":true,"airmass":1.02,"alt":79.05,"az":170.0,"t":"2045-02-20T13:45:00Z","terrain":-0.6},{"above_terrain":true,"airmass":1.02,"alt":79.17,"az":175.6,"t":"2045-02-20T13:50:00Z","terrain":-0.43},{"above_terrain":true,"airmass":1.02,"alt":79.19,"az":181.4,"t":"2045-02-20T13:55:00Z","terrain":-0.63},{"above_terrain":true,"airmass":1.02,"alt":79.13,"az":187.1,"t":"2045-02-20T14:00:00Z","terrain":-0.62},{"above_terrain":true,"airmass":1.02,"alt":78.97,"az":192.7,"t":"2045-02-20T14:05:00Z","terrain":-0.43},{"above_terrain":true,"airmass":1.02,"alt":78.72,"az":198.1,"t":"2045-02-20T14:10:00Z","terrain":-0.37},{"above_terrain":true,"airmass":1.02,"alt":78.39,"az":203.2,"t":"2045-02-20T14:15:00Z","terrain":-0.62},{"above_terrain":true,"airmass":1.02,"alt":77.98,"az":208.1,"t":"2045-02-20T14:20:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.02,"alt":77.51,"az":212.7,"t":"2045-02-20T14:25:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.03,"alt":76.97,"az":216.9,"t":"2045-02-20T14:30:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.03,"alt":76.39,"az":220.8,"t":"2045-02-20T14:35:00Z","terrain":1.15},{"above_terrain":true,"airmass":1.03,"alt":75.75,"az":224.4,"t":"2045-02-20T14:40:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.03,"alt":75.08,"az":227.7,"t":"2045-02-20T14:45:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.04,"alt":74.37,"az":230.8,"t":"2045-02-20T14:50:00Z","terrain":0.93},{"above_terrain":true,"airmass":1.04,"alt":73.63,"az":233.6,"t":"2045-02-20T14:55:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.05,"alt":72.86,"az":236.3,"t":"2045-02-20T15:00:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.05,"alt":72.07,"az":238.7,"t":"2045-02-20T15:05:00Z","terrain":0.59},{"above_terrain":true,"airmass":1.06,"alt":71.26,"az":240.9,"t":"2045-02-20T15:10:00Z","terrain":0.74},{"above_terrain":true,"airmass":1.06,"alt":70.44,"az":243.0,"t":"2045-02-20T15:15:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.07,"alt":69.6,"az":245.0,"t":"2045-02-20T15:20:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.07,"alt":68.74,"az":246.8,"t":"2045-02-20T15:25:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.08,"alt":67.88,"az":248.6,"t":"2045-02-20T15:30:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.09,"alt":67.0,"az":250.2,"t":"2045-02-20T15:35:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.09,"alt":66.12,"az":251.7,"t":"2045-02-20T15:40:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.1,"alt":65.22,"az":253.2,"t":"2045-02-20T15:45:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.11,"alt":64.32,"az":254.6,"t":"2045-02-20T15:50:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.12,"alt":63.42,"az":255.9,"t":"2045-02-20T15:55:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.13,"alt":62.51,"az":257.2,"t":"2045-02-20T16:00:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.14,"alt":61.59,"az":258.4,"t":"2045-02-20T16:05:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.15,"alt":60.68,"az":259.5,"t":"2045-02-20T16:10:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.16,"alt":59.75,"az":260.6,"t":"2045-02-20T16:15:00Z","terrain":0.74},{"above_terrain":true,"airmass":1.17,"alt":58.83,"az":261.7,"t":"2045-02-20T16:20:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.18,"alt":57.9,"az":262.8,"t":"2045-02-20T16:25:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.19,"alt":56.97,"az":263.8,"t":"2045-02-20T16:30:00Z","terrain":0.59},{"above_terrain":true,"airmass":1.2,"alt":56.04,"az":264.7,"t":"2045-02-20T16:35:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.22,"alt":55.11,"az":265.7,"t":"2045-02-20T16:40:00Z","terrain":0.44},{"above_terrain":true,"airmass":1.23,"alt":54.17,"az":266.6,"t":"2045-02-20T16:45:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.25,"alt":53.24,"az":267.5,"t":"2045-02-20T16:50:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.26,"alt":52.3,"az":268.4,"t":"2045-02-20T16:55:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.28,"alt":51.37,"az":269.2,"t":"2045-02-20T17:00:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.3,"alt":50.43,"az":270.1,"t":"2045-02-20T17:05:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.31,"alt":49.5,"az":270.9,"t":"2045-02-20T17:10:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.33,"alt":48.56,"az":271.7,"t":"2045-02-20T17:15:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.35,"alt":47.63,"az":272.5,"t":"2045-02-20T17:20:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.37,"alt":46.69,"az":273.3,"t":"2045-02-20T17:25:00Z","terrain":0.09},{"above_terrain":true,"airmass":1.39,"alt":45.76,"az":274.1,"t":"2045-02-20T17:30:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.42,"alt":44.82,"az":274.8,"t":"2045-02-20T17:35:00Z","terrain":0.07},{"above_terrain":true,"airmass":1.44,"alt":43.89,"az":275.6,"t":"2045-02-20T17:40:00Z","terrain":0.03},{"above_terrain":true,"airmass":1.47,"alt":42.96,"az":276.3,"t":"2045-02-20T17:45:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.49,"alt":42.03,"az":277.0,"t":"2045-02-20T17:50:00Z","terrain":-0.14},{"above_terrain":true,"airmass":1.52,"alt":41.1,"az":277.8,"t":"2045-02-20T17:55:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.55,"alt":40.18,"az":278.5,"t":"2045-02-20T18:00:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.58,"alt":39.25,"az":279.2,"t":"2045-02-20T18:05:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.61,"alt":38.33,"az":279.9,"t":"2045-02-20T18:10:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.64,"alt":37.41,"az":280.6,"t":"2045-02-20T18:15:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.68,"alt":36.49,"az":281.3,"t":"2045-02-20T18:20:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.72,"alt":35.57,"az":282.0,"t":"2045-02-20T18:25:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.75,"alt":34.66,"az":282.7,"t":"2045-02-20T18:30:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.8,"alt":33.75,"az":283.4,"t":"2045-02-20T18:35:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.84,"alt":32.84,"az":284.1,"t":"2045-02-20T18:40:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.89,"alt":31.93,"az":284.8,"t":"2045-02-20T18:45:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.93,"alt":31.03,"az":285.5,"t":"2045-02-20T18:50:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.99,"alt":30.13,"az":286.1,"t":"2045-02-20T18:55:00Z","terrain":0.24},{"above_terrain":true,"airmass":2.04,"alt":29.23,"az":286.8,"t":"2045-02-20T19:00:00Z","terrain":0.34},{"above_terrain":true,"airmass":2.1,"alt":28.33,"az":287.5,"t":"2045-02-20T19:05:00Z","terrain":0.27},{"above_terrain":true,"airmass":2.16,"alt":27.44,"az":288.2,"t":"2045-02-20T19:10:00Z","terrain":0.17},{"above_terrain":true,"airmass":2.23,"alt":26.56,"az":288.9,"t":"2045-02-20T19:15:00Z","terrain":0.18},{"above_terrain":true,"airmass":2.3,"alt":25.67,"az":289.6,"t":"2045-02-20T19:20:00Z","terrain":0.24},{"above_terrain":true,"airmass":2.37,"alt":24.79,"az":290.2,"t":"2045-02-20T19:25:00Z","terrain":0.34},{"above_terrain":true,"airmass":2.45,"alt":23.92,"az":290.9,"t":"2045-02-20T19:30:00Z","terrain":0.47},{"above_terrain":true,"airmass":2.54,"alt":23.04,"az":291.6,"t":"2045-02-20T19:35:00Z","terrain":0.53},{"above_terrain":true,"airmass":2.63,"alt":22.18,"az":292.3,"t":"2045-02-20T19:40:00Z","terrain":0.47},{"above_terrain":true,"airmass":2.73,"alt":21.31,"az":293.0,"t":"2045-02-20T19:45:00Z","terrain":0.28},{"above_terrain":true,"airmass":2.84,"alt":20.45,"az":293.7,"t":"2045-02-20T19:50:00Z","terrain":0.26},{"above_terrain":true,"airmass":2.96,"alt":19.6,"az":294.4,"t":"2045-02-20T19:55:00Z","terrain":0.24},{"above_terrain":true,"airmass":3.09,"alt":18.75,"az":295.1,"t":"2045-02-20T20:00:00Z","terrain":0.24},{"above_terrain":true,"airmass":3.22,"alt":17.9,"az":295.8,"t":"2045-02-20T20:05:00Z","terrain":0.31},{"above_terrain":true,"airmass":3.37,"alt":17.06,"az":296.5,"t":"2045-02-20T20:10:00Z","terrain":0.3},{"above_terrain":true,"airmass":3.54,"alt":16.23,"az":297.2,"t":"2045-02-20T20:15:00Z","terrain":0.23},{"above_terrain":true,"airmass":3.72,"alt":15.4,"az":297.9,"t":"2045-02-20T20:20:00Z","terrain":0.13},{"above_terrain":true,"airmass":3.92,"alt":14.57,"az":298.6,"t":"2045-02-20T20:25:00Z","terrain":0.15},{"above_terrain":true,"airmass":4.14,"alt":13.75,"az":299.3,"t":"2045-02-20T20:30:00Z","terrain":0.24},{"above_terrain":true,"airmass":4.39,"alt":12.94,"az":300.1,"t":"2045-02-20T20:35:00Z","terrain":0.37},{"above_terrain":true,"airmass":4.66,"alt":12.13,"az":300.8,"t":"2045-02-20T20:40:00Z","terrain":0.33},{"above_terrain":true,"airmass":4.97,"alt":11.33,"az":301.5,"t":"2045-02-20T20:45:00Z","terrain":0.2},{"above_terrain":true,"airmass":5.32,"alt":10.54,"az":302.3,"t":"2045-02-20T20:50:00Z","terrain":0.0},{"above_terrain":true,"airmass":5.72,"alt":9.75,"az":303.0,"t":"2045-02-20T20:55:00Z","terrain":-0.23},{"above_terrain":true,"airmass":6.18,"alt":8.97,"az":303.7,"t":"2045-02-20T21:00:00Z","terrain":-0.13},{"above_terrain":true,"airmass":6.71,"alt":8.19,"az":304.5,"t":"2045-02-20T21:05:00Z","terrain":-0.19},{"above_terrain":true,"airmass":7.33,"alt":7.42,"az":305.3,"t":"2045-02-20T21:10:00Z","terrain":-0.26},{"above_terrain":true,"airmass":8.07,"alt":6.66,"az":306.0,"t":"2045-02-20T21:15:00Z","terrain":-0.16},{"above_terrain":true,"airmass":8.96,"alt":5.91,"az":306.8,"t":"2045-02-20T21:20:00Z","terrain":0.11},{"above_terrain":true,"airmass":10.03,"alt":5.17,"az":307.6,"t":"2045-02-20T21:25:00Z","terrain":0.26},{"above_terrain":true,"airmass":11.37,"alt":4.43,"az":308.4,"t":"2045-02-20T21:30:00Z","terrain":0.27},{"above_terrain":true,"airmass":13.05,"alt":3.7,"az":309.2,"t":"2045-02-20T21:35:00Z","terrain":0.18},{"above_terrain":true,"airmass":15.23,"alt":2.98,"az":310.0,"t":"2045-02-20T21:40:00Z","terrain":0.22},{"above_terrain":true,"airmass":18.12,"alt":2.26,"az":310.8,"t":"2045-02-20T21:45:00Z","terrain":0.33},{"above_terrain":true,"airmass":22.05,"alt":1.56,"az":311.6,"t":"2045-02-20T21:50:00Z","terrain":0.23},{"above_terrain":true,"airmass":27.57,"alt":0.86,"az":312.4,"t":"2045-02-20T21:55:00Z","terrain":0.19},{"above_terrain":false,"airmass":35.41,"alt":0.18,"az":313.2,"t":"2045-02-20T22:00:00Z","terrain":0.31},{"above_terrain":false,"airmass":null,"alt":-0.5,"az":314.1,"t":"2045-02-20T22:05:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-1.17,"az":314.9,"t":"2045-02-20T22:10:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-1.83,"az":315.8,"t":"2045-02-20T22:15:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-2.48,"az":316.6,"t":"2045-02-20T22:20:00Z","terrain":0.37},{"above_terrain":false,"airmass":null,"alt":-3.11,"az":317.5,"t":"2045-02-20T22:25:00Z","terrain":0.31},{"above_terrain":false,"airmass":null,"alt":-3.74,"az":318.4,"t":"2045-02-20T22:30:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-4.36,"az":319.2,"t":"2045-02-20T22:35:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-4.96,"az":320.1,"t":"2045-02-20T22:40:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-5.56,"az":321.0,"t":"2045-02-20T22:45:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-6.14,"az":321.9,"t":"2045-02-20T22:50:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-6.71,"az":322.9,"t":"2045-02-20T22:55:00Z","terrain":0.1},{"above_terrain":false,"airmass":null,"alt":-7.27,"az":323.8,"t":"2045-02-20T23:00:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-7.82,"az":324.7,"t":"2045-02-20T23:05:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-8.35,"az":325.7,"t":"2045-02-20T23:10:00Z","terrain":-0.22},{"above_terrain":false,"airmass":null,"alt":-8.87,"az":326.6,"t":"2045-02-20T23:15:00Z","terrain":-0.33},{"above_terrain":false,"airmass":null,"alt":-9.38,"az":327.6,"t":"2045-02-20T23:20:00Z","terrain":-0.3},{"above_terrain":false,"airmass":null,"alt":-9.88,"az":328.5,"t":"2045-02-20T23:25:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-10.36,"az":329.5,"t":"2045-02-20T23:30:00Z","terrain":-0.24},{"above_terrain":false,"airmass":null,"alt":-10.83,"az":330.5,"t":"2045-02-20T23:35:00Z","terrain":-0.37},{"above_terrain":false,"airmass":null,"alt":-11.28,"az":331.5,"t":"2045-02-20T23:40:00Z","terrain":-0.27},{"above_terrain":false,"airmass":null,"alt":-11.72,"az":332.5,"t":"2045-02-20T23:45:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-12.15,"az":333.5,"t":"2045-02-20T23:50:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-12.56,"az":334.5,"t":"2045-02-20T23:55:00Z","terrain":-0.42},{"above_terrain":false,"airmass":null,"alt":-12.95,"az":335.5,"t":"2045-02-21T00:00:00Z","terrain":-0.72},{"above_terrain":false,"airmass":null,"alt":-13.33,"az":336.6,"t":"2045-02-21T00:05:00Z","terrain":-0.77},{"above_terrain":false,"airmass":null,"alt":-13.69,"az":337.6,"t":"2045-02-21T00:10:00Z","terrain":-0.57},{"above_terrain":false,"airmass":null,"alt":-14.04,"az":338.7,"t":"2045-02-21T00:15:00Z","terrain":-0.66},{"above_terrain":false,"airmass":null,"alt":-14.37,"az":339.7,"t":"2045-02-21T00:20:00Z","terrain":-0.59},{"above_terrain":false,"airmass":null,"alt":-14.69,"az":340.8,"t":"2045-02-21T00:25:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-14.99,"az":341.9,"t":"2045-02-21T00:30:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-15.27,"az":342.9,"t":"2045-02-21T00:35:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-15.54,"az":344.0,"t":"2045-02-21T00:40:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-15.79,"az":345.1,"t":"2045-02-21T00:45:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-16.02,"az":346.2,"t":"2045-02-21T00:50:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-16.24,"az":347.3,"t":"2045-02-21T00:55:00Z","terrain":-0.34},{"above_terrain":false,"airmass":null,"alt":-16.43,"az":348.4,"t":"2045-02-21T01:00:00Z","terrain":-0.09},{"above_terrain":false,"airmass":null,"alt":-16.61,"az":349.5,"t":"2045-02-21T01:05:00Z","terrain":0.07},{"above_terrain":false,"airmass":null,"alt":-16.77,"az":350.6,"t":"2045-02-21T01:10:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-16.92,"az":351.7,"t":"2045-02-21T01:15:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-17.04,"az":352.8,"t":"2045-02-21T01:20:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-17.15,"az":354.0,"t":"2045-02-21T01:25:00Z","terrain":0.61},{"above_terrain":false,"airmass":null,"alt":-17.24,"az":355.1,"t":"2045-02-21T01:30:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-17.31,"az":356.2,"t":"2045-02-21T01:35:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-17.37,"az":357.3,"t":"2045-02-21T01:40:00Z","terrain":0.71},{"above_terrain":false,"airmass":null,"alt":-17.4,"az":358.5,"t":"2045-02-21T01:45:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-17.42,"az":359.6,"t":"2045-02-21T01:50:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-17.41,"az":0.7,"t":"2045-02-21T01:55:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-17.39,"az":1.8,"t":"2045-02-21T02:00:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-17.35,"az":3.0,"t":"2045-02-21T02:05:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-17.3,"az":4.1,"t":"2045-02-21T02:10:00Z","terrain":-0.29},{"above_terrain":false,"airmass":null,"alt":-17.22,"az":5.2,"t":"2045-02-21T02:15:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-17.13,"az":6.3,"t":"2045-02-21T02:20:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-17.01,"az":7.5,"t":"2045-02-21T02:25:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-16.88,"az":8.6,"t":"2045-02-21T02:30:00Z","terrain":-0.55},{"above_terrain":false,"airmass":null,"alt":-16.73,"az":9.7,"t":"2045-02-21T02:35:00Z","terrain":-0.62},{"above_terrain":false,"airmass":null,"alt":-16.57,"az":10.8,"t":"2045-02-21T02:40:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-16.38,"az":11.9,"t":"2045-02-21T02:45:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-16.18,"az":13.0,"t":"2045-02-21T02:50:00Z","terrain":-0.07},{"above_terrain":false,"airmass":null,"alt":-15.96,"az":14.1,"t":"2045-02-21T02:55:00Z","terrain":0.12},{"above_terrain":false,"airmass":null,"alt":-15.73,"az":15.2,"t":"2045-02-21T03:00:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-15.47,"az":16.3,"t":"2045-02-21T03:05:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-15.2,"az":17.3,"t":"2045-02-21T03:10:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-14.92,"az":18.4,"t":"2045-02-21T03:15:00Z","terrain":0.57},{"above_terrain":false,"airmass":null,"alt":-14.61,"az":19.5,"t":"2045-02-21T03:20:00Z","terrain":0.64},{"above_terrain":false,"airmass":null,"alt":-14.29,"az":20.5,"t":"2045-02-21T03:25:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-13.95,"az":21.6,"t":"2045-02-21T03:30:00Z","terrain":0.87},{"above_terrain":false,"airmass":null,"alt":-13.6,"az":22.6,"t":"2045-02-21T03:35:00Z","terrain":1.1},{"above_terrain":false,"airmass":null,"alt":-13.23,"az":23.7,"t":"2045-02-21T03:40:00Z","terrain":1.0},{"above_terrain":false,"airmass":null,"alt":-12.85,"az":24.7,"t":"2045-02-21T03:45:00Z","terrain":1.14},{"above_terrain":false,"airmass":null,"alt":-12.45,"az":25.7,"t":"2045-02-21T03:50:00Z","terrain":1.31},{"above_terrain":false,"airmass":null,"alt":-12.04,"az":26.8,"t":"2045-02-21T03:55:00Z","terrain":1.29},{"above_terrain":false,"airmass":null,"alt":-11.61,"az":27.8,"t":"2045-02-21T04:00:00Z","terrain":1.21},{"above_terrain":false,"airmass":null,"alt":-11.16,"az":28.8,"t":"2045-02-21T04:05:00Z","terrain":1.04},{"above_terrain":false,"airmass":null,"alt":-10.71,"az":29.8,"t":"2045-02-21T04:10:00Z","terrain":1.11},{"above_terrain":false,"airmass":null,"alt":-10.24,"az":30.7,"t":"2045-02-21T04:15:00Z","terrain":1.27},{"above_terrain":false,"airmass":null,"alt":-9.75,"az":31.7,"t":"2045-02-21T04:20:00Z","terrain":1.32},{"above_terrain":false,"airmass":null,"alt":-9.25,"az":32.7,"t":"2045-02-21T04:25:00Z","terrain":1.1},{"above_terrain":false,"airmass":null,"alt":-8.74,"az":33.6,"t":"2045-02-21T04:30:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-8.21,"az":34.6,"t":"2045-02-21T04:35:00Z","terrain":0.21},{"above_terrain":false,"airmass":null,"alt":-7.68,"az":35.5,"t":"2045-02-21T04:40:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-7.13,"az":36.5,"t":"2045-02-21T04:45:00Z","terrain":-0.03},{"above_terrain":false,"airmass":null,"alt":-6.56,"az":37.4,"t":"2045-02-21T04:50:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-5.99,"az":38.3,"t":"2045-02-21T04:55:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-5.4,"az":39.2,"t":"2045-02-21T05:00:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-4.81,"az":40.1,"t":"2045-02-21T05:05:00Z","terrain":-0.04},{"above_terrain":false,"airmass":null,"alt":-4.2,"az":41.0,"t":"2045-02-21T05:10:00Z","terrain":0.02},{"above_terrain":false,"airmass":null,"alt":-3.58,"az":41.9,"t":"2045-02-21T05:15:00Z","terrain":0.11},{"above_terrain":false,"airmass":null,"alt":-2.95,"az":42.7,"t":"2045-02-21T05:20:00Z","terrain":0.22},{"above_terrain":false,"airmass":null,"alt":-2.31,"az":43.6,"t":"2045-02-21T05:25:00Z","terrain":0.35},{"above_terrain":false,"airmass":null,"alt":-1.66,"az":44.5,"t":"2045-02-21T05:30:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-1.0,"az":45.3,"t":"2045-02-21T05:35:00Z","terrain":0.61},{"above_terrain":false,"airmass":null,"alt":-0.33,"az":46.2,"t":"2045-02-21T05:40:00Z","terrain":0.66},{"above_terrain":false,"airmass":33.12,"alt":0.35,"az":47.0,"t":"2045-02-21T05:45:00Z","terrain":0.61},{"above_terrain":true,"airmass":25.95,"alt":1.04,"az":47.8,"t":"2045-02-21T05:50:00Z","terrain":0.54},{"above_terrain":true,"airmass":20.91,"alt":1.74,"az":48.6,"t":"2045-02-21T05:55:00Z","terrain":0.45},{"above_terrain":true,"airmass":17.29,"alt":2.45,"az":49.5,"t":"2045-02-21T06:00:00Z","terrain":0.41},{"above_terrain":true,"airmass":14.61,"alt":3.16,"az":50.3,"t":"2045-02-21T06:05:00Z","terrain":0.43},{"above_terrain":true,"airmass":12.58,"alt":3.89,"az":51.1,"t":"2045-02-21T06:10:00Z","terrain":0.54},{"above_terrain":true,"airmass":10.99,"alt":4.62,"az":51.8,"t":"2045-02-21T06:15:00Z","terrain":0.61},{"above_terrain":true,"airmass":9.73,"alt":5.36,"az":52.6,"t":"2045-02-21T06:20:00Z","terrain":0.76},{"above_terrain":true,"airmass":8.71,"alt":6.1,"az":53.4,"t":"2045-02-21T06:25:00Z","terrain":0.9},{"above_terrain":true,"airmass":7.87,"alt":6.86,"az":54.2,"t":"2045-02-21T06:30:00Z","terrain":1.01},{"above_terrain":true,"airmass":7.16,"alt":7.62,"az":54.9,"t":"2045-02-21T06:35:00Z","terrain":1.08},{"above_terrain":true,"airmass":6.56,"alt":8.39,"az":55.7,"t":"2045-02-21T06:40:00Z","terrain":1.06},{"above_terrain":true,"airmass":6.05,"alt":9.17,"az":56.5,"t":"2045-02-21T06:45:00Z","terrain":1.06},{"above_terrain":true,"airmass":5.61,"alt":9.95,"az":57.2,"t":"2045-02-21T06:50:00Z","terrain":1.11},{"above_terrain":true,"airmass":5.23,"alt":10.74,"az":57.9,"t":"2045-02-21T06:55:00Z","terrain":1.24},{"above_terrain":true,"airmass":4.89,"alt":11.54,"az":58.7,"t":"2045-02-21T07:00:00Z","terrain":1.22},{"above_terrain":true,"airmass":4.59,"alt":12.34,"az":59.4,"t":"2045-02-21T07:05:00Z","terrain":1.19},{"above_terrain":true,"airmass":4.32,"alt":13.15,"az":60.1,"t":"2045-02-21T07:10:00Z","terrain":1.16},{"above_terrain":true,"airmass":4.08,"alt":13.96,"az":60.9,"t":"2045-02-21T07:15:00Z","terrain":1.1},{"above_terrain":true,"airmass":3.87,"alt":14.78,"az":61.6,"t":"2045-02-21T07:20:00Z","terrain":1.04},{"above_terrain":true,"airmass":3.67,"alt":15.61,"az":62.3,"t":"2045-02-21T07:25:00Z","terrain":0.98},{"above_terrain":true,"airmass":3.49,"alt":16.44,"az":63.0,"t":"2045-02-21T07:30:00Z","terrain":0.91},{"above_terrain":true,"airmass":3.33,"alt":17.28,"az":63.7,"t":"2045-02-21T07:35:00Z","terrain":0.81},{"above_terrain":true,"airmass":3.19,"alt":18.12,"az":64.4,"t":"2045-02-21T07:40:00Z","terrain":0.77},{"above_terrain":true,"airmass":3.05,"alt":18.97,"az":65.1,"t":"2045-02-21T07:45:00Z","terrain":0.78},{"above_terrain":true,"airmass":2.93,"alt":19.82,"az":65.8,"t":"2045-02-21T07:50:00Z","terrain":0.82},{"above_terrain":true,"airmass":2.81,"alt":20.67,"az":66.5,"t":"2045-02-21T07:55:00Z","terrain":0.88},{"above_terrain":true,"airmass":2.71,"alt":21.53,"az":67.2,"t":"2045-02-21T08:00:00Z","terrain":0.94},{"above_terrain":true,"airmass":2.61,"alt":22.4,"az":67.9,"t":"2045-02-21T08:05:00Z","terrain":0.98},{"above_terrain":true,"airmass":2.52,"alt":23.27,"az":68.6,"t":"2045-02-21T08:10:00Z","terrain":1.02},{"above_terrain":true,"airmass":2.43,"alt":24.14,"az":69.3,"t":"2045-02-21T08:15:00Z","terrain":1.09},{"above_terrain":true,"airmass":2.35,"alt":25.02,"az":69.9,"t":"2045-02-21T08:20:00Z","terrain":1.21},{"above_terrain":true,"airmass":2.28,"alt":25.9,"az":70.6,"t":"2045-02-21T08:25:00Z","terrain":1.24},{"above_terrain":true,"airmass":2.21,"alt":26.79,"az":71.3,"t":"2045-02-21T08:30:00Z","terrain":1.24},{"above_terrain":true,"airmass":2.15,"alt":27.67,"az":72.0,"t":"2045-02-21T08:35:00Z","terrain":1.2},{"above_terrain":true,"airmass":2.08,"alt":28.57,"az":72.7,"t":"2045-02-21T08:40:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.03,"alt":29.46,"az":73.4,"t":"2045-02-21T08:45:00Z","terrain":0.9},{"above_terrain":true,"airmass":1.97,"alt":30.36,"az":74.0,"t":"2045-02-21T08:50:00Z","terrain":0.73},{"above_terrain":true,"airmass":1.92,"alt":31.26,"az":74.7,"t":"2045-02-21T08:55:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.87,"alt":32.16,"az":75.4,"t":"2045-02-21T09:00:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.83,"alt":33.07,"az":76.1,"t":"2045-02-21T09:05:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.79,"alt":33.98,"az":76.8,"t":"2045-02-21T09:10:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.74,"alt":34.89,"az":77.5,"t":"2045-02-21T09:15:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.71,"alt":35.81,"az":78.2,"t":"2045-02-21T09:20:00Z","terrain":0.62},{"above_terrain":true,"airmass":1.67,"alt":36.73,"az":78.9,"t":"2045-02-21T09:25:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.63,"alt":37.65,"az":79.6,"t":"2045-02-21T09:30:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.6,"alt":38.57,"az":80.3,"t":"2045-02-21T09:35:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.57,"alt":39.49,"az":81.0,"t":"2045-02-21T09:40:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.54,"alt":40.42,"az":81.7,"t":"2045-02-21T09:45:00Z","terrain":0.76},{"above_terrain":true,"airmass":1.51,"alt":41.34,"az":82.4,"t":"2045-02-21T09:50:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.48,"alt":42.27,"az":83.1,"t":"2045-02-21T09:55:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.46,"alt":43.2,"az":83.9,"t":"2045-02-21T10:00:00Z","terrain":0.39}],"transit":{"airmass":1.02,"alt":79.2,"az":181.4,"t":"2045-02-20T13:55:00Z"},"usable_hours":2.33,"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."]}
