{"assessment":{"best_window":{"end":"2031-12-18T01:35Z","end_local":"03:35","hours":9.0,"label":"good","mean_quality":0.93,"start":"2031-12-17T16:35Z","start_local":"18:35"},"cost":{"altitude":3.24,"clouds":0.0,"darkness":0.92,"moon":0.07},"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 worth it \u2014 weather unknown","hourly":[{"alt":22,"cloud":null,"high":null,"iso":"2031-12-17T15:00Z","label":"unusable","low":null,"mid":null,"moon_alt":31,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"17:00","wind":null},{"alt":33,"cloud":null,"high":null,"iso":"2031-12-17T16:00Z","label":"marginal","low":null,"mid":null,"moon_alt":24,"precip":null,"q":0.4,"rh":null,"sky":"astronomical twilight","temp":null,"time":"18:00","wind":null},{"alt":44,"cloud":null,"high":null,"iso":"2031-12-17T17:00Z","label":"good","low":null,"mid":null,"moon_alt":16,"precip":null,"q":0.87,"rh":null,"sky":"night","temp":null,"time":"19:00","wind":null},{"alt":55,"cloud":null,"high":null,"iso":"2031-12-17T18:00Z","label":"good","low":null,"mid":null,"moon_alt":7,"precip":null,"q":0.94,"rh":null,"sky":"night","temp":null,"time":"20:00","wind":null},{"alt":65,"cloud":null,"high":null,"iso":"2031-12-17T19:00Z","label":"good","low":null,"mid":null,"moon_alt":-3,"precip":null,"q":1.0,"rh":null,"sky":"night","temp":null,"time":"21:00","wind":null},{"alt":72,"cloud":null,"high":null,"iso":"2031-12-17T20:00Z","label":"good","low":null,"mid":null,"moon_alt":-13,"precip":null,"q":1.0,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":71,"cloud":null,"high":null,"iso":"2031-12-17T21:00Z","label":"good","low":null,"mid":null,"moon_alt":-24,"precip":null,"q":1.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":64,"cloud":null,"high":null,"iso":"2031-12-17T22:00Z","label":"good","low":null,"mid":null,"moon_alt":-34,"precip":null,"q":1.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":53,"cloud":null,"high":null,"iso":"2031-12-17T23:00Z","label":"good","low":null,"mid":null,"moon_alt":-44,"precip":null,"q":0.96,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":42,"cloud":null,"high":null,"iso":"2031-12-18T00:00Z","label":"good","low":null,"mid":null,"moon_alt":-52,"precip":null,"q":0.88,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":31,"cloud":null,"high":null,"iso":"2031-12-18T01:00Z","label":"good","low":null,"mid":null,"moon_alt":-58,"precip":null,"q":0.81,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":20,"cloud":null,"high":null,"iso":"2031-12-18T02:00Z","label":"marginal","low":null,"mid":null,"moon_alt":-59,"precip":null,"q":0.4,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":9,"cloud":null,"high":null,"iso":"2031-12-18T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-56,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":0,"cloud":null,"high":null,"iso":"2031-12-18T04:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-49,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"06:00","wind":null},{"alt":-9,"cloud":null,"high":null,"iso":"2031-12-18T05:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-39,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"07:00","wind":null}],"peak_quality":1.0,"peak_sky":1.0,"quality_hours":8.96,"reasons":["the target being low or below 20\u00b0 cost 3.2 quality-hours","daylight and twilight cost 0.9 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":100,"score_weather":null,"sky_hours":8.96,"verdict":"unknown","verdict_astronomy":"good","weather_known":false,"windows":[{"end":"2031-12-17T15:25Z","end_local":"17:25","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2031-12-17T14:50Z","start_local":"16:50"},{"end":"2031-12-17T16:00Z","end_local":"18:00","hours":0.58,"label":"poor","mean_quality":0.11,"start":"2031-12-17T15:25Z","start_local":"17:25"},{"end":"2031-12-17T16:35Z","end_local":"18:35","hours":0.58,"label":"marginal","mean_quality":0.41,"start":"2031-12-17T16:00Z","start_local":"18:00"},{"end":"2031-12-18T01:35Z","end_local":"03:35","hours":9.0,"label":"good","mean_quality":0.93,"start":"2031-12-17T16:35Z","start_local":"18:35"},{"end":"2031-12-18T02:05Z","end_local":"04:05","hours":0.5,"label":"marginal","mean_quality":0.49,"start":"2031-12-18T01:35Z","start_local":"03:35"},{"end":"2031-12-18T05:45Z","end_local":"07:45","hours":3.67,"label":"unusable","mean_quality":0.0,"start":"2031-12-18T02:05Z","start_local":"04:05"}]},"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":"2031-12-17T16:32:17Z","dark_hours":11.5,"dark_to":"2031-12-18T04:02:15Z","moon":{"illumination":0.176,"phase":"waxing crescent","waxing":true},"moon_free_dark_hours":9.32,"moonrise":"2031-12-18T08:42:48Z","moonset":"2031-12-17T18:42:20Z","sunrise":"2031-12-18T05:42:43Z","sunset":"2031-12-17T14:51:50Z","twilight":{"astronomical":{"end":"2031-12-17T16:32:17Z","start":"2031-12-18T04:02:15Z"},"civil":{"end":"2031-12-17T15:23:24Z","start":"2031-12-18T05:11:09Z"},"nautical":{"end":"2031-12-17T15:58:26Z","start":"2031-12-18T04:36:06Z"}},"window_end":"2031-12-18T10:00:00Z","window_start":"2031-12-17T10:00:00Z"},"night_date":"2031-12-17","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.05,"alt":72.5,"t":"2031-12-17T20:25:00Z"},"dec":24.11388889,"dec_of_date":24.2112,"dec_str":"+24\u00b0 06' 50.0\"","good_hours":8.58,"limit_rise":"2031-12-17T14:48:32Z","limit_set":"2031-12-18T02:00:01Z","max_az_rate_deg_per_min":0.76,"moon_separation":104.1,"never_rises":false,"ra":56.60083333,"ra_of_date":57.0772,"ra_str":"03h 46m 24.2s","resolved":{"common_name":"Seven Sisters","dec":24.11388889,"name":"Cl Melotte 22","ra":56.60083333,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=M45","source":"sesame","type":"OpC","type_text":"open cluster"},"summary":"8.6 dark hours above 30\u00b0 \u2014 a proper target for this night.","terrain":{"available":true,"behind_at":"2031-12-18T03:58:28Z","blocked_dark_hours":0,"clears_at":"2031-12-17T12:58:47Z","rise_az":58.2},"track":[{"above_terrain":false,"airmass":null,"alt":-20.6,"az":22.9,"t":"2031-12-17T10:00:00Z","terrain":1.14},{"above_terrain":false,"airmass":null,"alt":-20.22,"az":24.0,"t":"2031-12-17T10:05:00Z","terrain":0.93},{"above_terrain":false,"airmass":null,"alt":-19.83,"az":25.2,"t":"2031-12-17T10:10:00Z","terrain":1.24},{"above_terrain":false,"airmass":null,"alt":-19.43,"az":26.3,"t":"2031-12-17T10:15:00Z","terrain":1.32},{"above_terrain":false,"airmass":null,"alt":-19.0,"az":27.4,"t":"2031-12-17T10:20:00Z","terrain":1.24},{"above_terrain":false,"airmass":null,"alt":-18.57,"az":28.5,"t":"2031-12-17T10:25:00Z","terrain":1.09},{"above_terrain":false,"airmass":null,"alt":-18.11,"az":29.6,"t":"2031-12-17T10:30:00Z","terrain":1.1},{"above_terrain":false,"airmass":null,"alt":-17.64,"az":30.7,"t":"2031-12-17T10:35:00Z","terrain":1.27},{"above_terrain":false,"airmass":null,"alt":-17.15,"az":31.8,"t":"2031-12-17T10:40:00Z","terrain":1.33},{"above_terrain":false,"airmass":null,"alt":-16.65,"az":32.9,"t":"2031-12-17T10:45:00Z","terrain":1.03},{"above_terrain":false,"airmass":null,"alt":-16.14,"az":34.0,"t":"2031-12-17T10:50:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-15.61,"az":35.0,"t":"2031-12-17T10:55:00Z","terrain":0.05},{"above_terrain":false,"airmass":null,"alt":-15.06,"az":36.1,"t":"2031-12-17T11:00:00Z","terrain":0.02},{"above_terrain":false,"airmass":null,"alt":-14.51,"az":37.1,"t":"2031-12-17T11:05:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-13.94,"az":38.1,"t":"2031-12-17T11:10:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-13.35,"az":39.1,"t":"2031-12-17T11:15:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-12.75,"az":40.1,"t":"2031-12-17T11:20:00Z","terrain":-0.04},{"above_terrain":false,"airmass":null,"alt":-12.14,"az":41.1,"t":"2031-12-17T11:25:00Z","terrain":0.03},{"above_terrain":false,"airmass":null,"alt":-11.52,"az":42.1,"t":"2031-12-17T11:30:00Z","terrain":0.13},{"above_terrain":false,"airmass":null,"alt":-10.89,"az":43.1,"t":"2031-12-17T11:35:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-10.25,"az":44.0,"t":"2031-12-17T11:40:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-9.59,"az":45.0,"t":"2031-12-17T11:45:00Z","terrain":0.57},{"above_terrain":false,"airmass":null,"alt":-8.92,"az":45.9,"t":"2031-12-17T11:50:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-8.25,"az":46.8,"t":"2031-12-17T11:55:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-7.56,"az":47.8,"t":"2031-12-17T12:00:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-6.86,"az":48.7,"t":"2031-12-17T12:05:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-6.15,"az":49.6,"t":"2031-12-17T12:10:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-5.43,"az":50.5,"t":"2031-12-17T12:15:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-4.71,"az":51.4,"t":"2031-12-17T12:20:00Z","terrain":0.57},{"above_terrain":false,"airmass":null,"alt":-3.97,"az":52.2,"t":"2031-12-17T12:25:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-3.23,"az":53.1,"t":"2031-12-17T12:30:00Z","terrain":0.86},{"above_terrain":false,"airmass":null,"alt":-2.48,"az":54.0,"t":"2031-12-17T12:35:00Z","terrain":1.0},{"above_terrain":false,"airmass":null,"alt":-1.71,"az":54.8,"t":"2031-12-17T12:40:00Z","terrain":1.07},{"above_terrain":false,"airmass":null,"alt":-0.95,"az":55.7,"t":"2031-12-17T12:45:00Z","terrain":1.06},{"above_terrain":false,"airmass":null,"alt":-0.17,"az":56.5,"t":"2031-12-17T12:50:00Z","terrain":1.06},{"above_terrain":false,"airmass":30.06,"alt":0.62,"az":57.3,"t":"2031-12-17T12:55:00Z","terrain":1.13},{"above_terrain":true,"airmass":23.09,"alt":1.41,"az":58.2,"t":"2031-12-17T13:00:00Z","terrain":1.24},{"above_terrain":true,"airmass":18.39,"alt":2.21,"az":59.0,"t":"2031-12-17T13:05:00Z","terrain":1.21},{"above_terrain":true,"airmass":15.11,"alt":3.01,"az":59.8,"t":"2031-12-17T13:10:00Z","terrain":1.18},{"above_terrain":true,"airmass":12.73,"alt":3.82,"az":60.6,"t":"2031-12-17T13:15:00Z","terrain":1.12},{"above_terrain":true,"airmass":10.95,"alt":4.64,"az":61.4,"t":"2031-12-17T13:20:00Z","terrain":1.06},{"above_terrain":true,"airmass":9.57,"alt":5.47,"az":62.2,"t":"2031-12-17T13:25:00Z","terrain":0.99},{"above_terrain":true,"airmass":8.48,"alt":6.3,"az":63.0,"t":"2031-12-17T13:30:00Z","terrain":0.91},{"above_terrain":true,"airmass":7.6,"alt":7.13,"az":63.8,"t":"2031-12-17T13:35:00Z","terrain":0.8},{"above_terrain":true,"airmass":6.87,"alt":7.98,"az":64.5,"t":"2031-12-17T13:40:00Z","terrain":0.77},{"above_terrain":true,"airmass":6.27,"alt":8.82,"az":65.3,"t":"2031-12-17T13:45:00Z","terrain":0.79},{"above_terrain":true,"airmass":5.76,"alt":9.68,"az":66.1,"t":"2031-12-17T13:50:00Z","terrain":0.84},{"above_terrain":true,"airmass":5.32,"alt":10.54,"az":66.9,"t":"2031-12-17T13:55:00Z","terrain":0.92},{"above_terrain":true,"airmass":4.94,"alt":11.4,"az":67.6,"t":"2031-12-17T14:00:00Z","terrain":0.97},{"above_terrain":true,"airmass":4.61,"alt":12.27,"az":68.4,"t":"2031-12-17T14:05:00Z","terrain":1.01},{"above_terrain":true,"airmass":4.32,"alt":13.14,"az":69.1,"t":"2031-12-17T14:10:00Z","terrain":1.07},{"above_terrain":true,"airmass":4.07,"alt":14.02,"az":69.9,"t":"2031-12-17T14:15:00Z","terrain":1.2},{"above_terrain":true,"airmass":3.84,"alt":14.9,"az":70.6,"t":"2031-12-17T14:20:00Z","terrain":1.25},{"above_terrain":true,"airmass":3.63,"alt":15.78,"az":71.4,"t":"2031-12-17T14:25:00Z","terrain":1.24},{"above_terrain":true,"airmass":3.45,"alt":16.67,"az":72.1,"t":"2031-12-17T14:30:00Z","terrain":1.17},{"above_terrain":true,"airmass":3.28,"alt":17.56,"az":72.9,"t":"2031-12-17T14:35:00Z","terrain":1.01},{"above_terrain":true,"airmass":3.13,"alt":18.46,"az":73.6,"t":"2031-12-17T14:40:00Z","terrain":0.82},{"above_terrain":true,"airmass":2.99,"alt":19.36,"az":74.4,"t":"2031-12-17T14:45:00Z","terrain":0.69},{"above_terrain":true,"airmass":2.87,"alt":20.26,"az":75.1,"t":"2031-12-17T14:50:00Z","terrain":0.64},{"above_terrain":true,"airmass":2.75,"alt":21.17,"az":75.9,"t":"2031-12-17T14:55:00Z","terrain":0.71},{"above_terrain":true,"airmass":2.65,"alt":22.08,"az":76.6,"t":"2031-12-17T15:00:00Z","terrain":0.71},{"above_terrain":true,"airmass":2.55,"alt":22.99,"az":77.4,"t":"2031-12-17T15:05:00Z","terrain":0.67},{"above_terrain":true,"airmass":2.46,"alt":23.91,"az":78.1,"t":"2031-12-17T15:10:00Z","terrain":0.62},{"above_terrain":true,"airmass":2.37,"alt":24.82,"az":78.9,"t":"2031-12-17T15:15:00Z","terrain":0.58},{"above_terrain":true,"airmass":2.29,"alt":25.74,"az":79.6,"t":"2031-12-17T15:20:00Z","terrain":0.5},{"above_terrain":true,"airmass":2.22,"alt":26.66,"az":80.4,"t":"2031-12-17T15:25:00Z","terrain":0.54},{"above_terrain":true,"airmass":2.15,"alt":27.59,"az":81.1,"t":"2031-12-17T15:30:00Z","terrain":0.7},{"above_terrain":true,"airmass":2.09,"alt":28.51,"az":81.9,"t":"2031-12-17T15:35:00Z","terrain":0.79},{"above_terrain":true,"airmass":2.03,"alt":29.44,"az":82.7,"t":"2031-12-17T15:40:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.97,"alt":30.37,"az":83.4,"t":"2031-12-17T15:45:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.92,"alt":31.3,"az":84.2,"t":"2031-12-17T15:50:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.87,"alt":32.23,"az":85.0,"t":"2031-12-17T15:55:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.82,"alt":33.16,"az":85.8,"t":"2031-12-17T16:00:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.78,"alt":34.1,"az":86.5,"t":"2031-12-17T16:05:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.74,"alt":35.03,"az":87.3,"t":"2031-12-17T16:10:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.7,"alt":35.97,"az":88.2,"t":"2031-12-17T16:15:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.66,"alt":36.9,"az":89.0,"t":"2031-12-17T16:20:00Z","terrain":-0.2},{"above_terrain":true,"airmass":1.63,"alt":37.84,"az":89.8,"t":"2031-12-17T16:25:00Z","terrain":-0.22},{"above_terrain":true,"airmass":1.59,"alt":38.78,"az":90.6,"t":"2031-12-17T16:30:00Z","terrain":-0.14},{"above_terrain":true,"airmass":1.56,"alt":39.71,"az":91.5,"t":"2031-12-17T16:35:00Z","terrain":0.0},{"above_terrain":true,"airmass":1.53,"alt":40.65,"az":92.3,"t":"2031-12-17T16:40:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.5,"alt":41.58,"az":93.2,"t":"2031-12-17T16:45:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.48,"alt":42.52,"az":94.1,"t":"2031-12-17T16:50:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.45,"alt":43.45,"az":95.0,"t":"2031-12-17T16:55:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.43,"alt":44.38,"az":95.9,"t":"2031-12-17T17:00:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.41,"alt":45.31,"az":96.9,"t":"2031-12-17T17:05:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.38,"alt":46.24,"az":97.8,"t":"2031-12-17T17:10:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.36,"alt":47.16,"az":98.8,"t":"2031-12-17T17:15:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.34,"alt":48.09,"az":99.8,"t":"2031-12-17T17:20:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.32,"alt":49.01,"az":100.8,"t":"2031-12-17T17:25:00Z","terrain":0.11},{"above_terrain":true,"airmass":1.31,"alt":49.93,"az":101.9,"t":"2031-12-17T17:30:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.29,"alt":50.84,"az":102.9,"t":"2031-12-17T17:35:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.27,"alt":51.75,"az":104.1,"t":"2031-12-17T17:40:00Z","terrain":-0.0},{"above_terrain":true,"airmass":1.26,"alt":52.66,"az":105.2,"t":"2031-12-17T17:45:00Z","terrain":-0.29},{"above_terrain":true,"airmass":1.24,"alt":53.56,"az":106.4,"t":"2031-12-17T17:50:00Z","terrain":-0.63},{"above_terrain":true,"airmass":1.23,"alt":54.45,"az":107.6,"t":"2031-12-17T17:55:00Z","terrain":-0.79},{"above_terrain":true,"airmass":1.21,"alt":55.34,"az":108.8,"t":"2031-12-17T18:00:00Z","terrain":-1.14},{"above_terrain":true,"airmass":1.2,"alt":56.22,"az":110.1,"t":"2031-12-17T18:05:00Z","terrain":-1.17},{"above_terrain":true,"airmass":1.19,"alt":57.1,"az":111.5,"t":"2031-12-17T18:10:00Z","terrain":-1.35},{"above_terrain":true,"airmass":1.18,"alt":57.97,"az":112.8,"t":"2031-12-17T18:15:00Z","terrain":-1.43},{"above_terrain":true,"airmass":1.17,"alt":58.82,"az":114.3,"t":"2031-12-17T18:20:00Z","terrain":-1.59},{"above_terrain":true,"airmass":1.16,"alt":59.67,"az":115.8,"t":"2031-12-17T18:25:00Z","terrain":-1.48},{"above_terrain":true,"airmass":1.15,"alt":60.51,"az":117.3,"t":"2031-12-17T18:30:00Z","terrain":-1.56},{"above_terrain":true,"airmass":1.14,"alt":61.33,"az":119.0,"t":"2031-12-17T18:35:00Z","terrain":-1.48},{"above_terrain":true,"airmass":1.13,"alt":62.15,"az":120.7,"t":"2031-12-17T18:40:00Z","terrain":-1.25},{"above_terrain":true,"airmass":1.12,"alt":62.94,"az":122.5,"t":"2031-12-17T18:45:00Z","terrain":-1.28},{"above_terrain":true,"airmass":1.11,"alt":63.73,"az":124.3,"t":"2031-12-17T18:50:00Z","terrain":-1.53},{"above_terrain":true,"airmass":1.11,"alt":64.49,"az":126.3,"t":"2031-12-17T18:55:00Z","terrain":-1.58},{"above_terrain":true,"airmass":1.1,"alt":65.23,"az":128.3,"t":"2031-12-17T19:00:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.09,"alt":65.96,"az":130.4,"t":"2031-12-17T19:05:00Z","terrain":-1.61},{"above_terrain":true,"airmass":1.09,"alt":66.66,"az":132.7,"t":"2031-12-17T19:10:00Z","terrain":-1.65},{"above_terrain":true,"airmass":1.08,"alt":67.33,"az":135.1,"t":"2031-12-17T19:15:00Z","terrain":-1.3},{"above_terrain":true,"airmass":1.08,"alt":67.98,"az":137.5,"t":"2031-12-17T19:20:00Z","terrain":-1.18},{"above_terrain":true,"airmass":1.07,"alt":68.6,"az":140.1,"t":"2031-12-17T19:25:00Z","terrain":-1.3},{"above_terrain":true,"airmass":1.07,"alt":69.18,"az":142.9,"t":"2031-12-17T19:30:00Z","terrain":-1.36},{"above_terrain":true,"airmass":1.07,"alt":69.73,"az":145.7,"t":"2031-12-17T19:35:00Z","terrain":-1.5},{"above_terrain":true,"airmass":1.06,"alt":70.23,"az":148.7,"t":"2031-12-17T19:40:00Z","terrain":-1.44},{"above_terrain":true,"airmass":1.06,"alt":70.7,"az":151.8,"t":"2031-12-17T19:45:00Z","terrain":-1.25},{"above_terrain":true,"airmass":1.06,"alt":71.11,"az":155.1,"t":"2031-12-17T19:50:00Z","terrain":-1.1},{"above_terrain":true,"airmass":1.05,"alt":71.48,"az":158.5,"t":"2031-12-17T19:55:00Z","terrain":-1.19},{"above_terrain":true,"airmass":1.05,"alt":71.8,"az":162.0,"t":"2031-12-17T20:00:00Z","terrain":-1.36},{"above_terrain":true,"airmass":1.05,"alt":72.06,"az":165.5,"t":"2031-12-17T20:05:00Z","terrain":-1.31},{"above_terrain":true,"airmass":1.05,"alt":72.27,"az":169.2,"t":"2031-12-17T20:10:00Z","terrain":-0.77},{"above_terrain":true,"airmass":1.05,"alt":72.41,"az":173.0,"t":"2031-12-17T20:15:00Z","terrain":-0.52},{"above_terrain":true,"airmass":1.05,"alt":72.5,"az":176.7,"t":"2031-12-17T20:20:00Z","terrain":-0.38},{"above_terrain":true,"airmass":1.05,"alt":72.52,"az":180.5,"t":"2031-12-17T20:25:00Z","terrain":-0.58},{"above_terrain":true,"airmass":1.05,"alt":72.48,"az":184.3,"t":"2031-12-17T20:30:00Z","terrain":-0.6},{"above_terrain":true,"airmass":1.05,"alt":72.38,"az":188.1,"t":"2031-12-17T20:35:00Z","terrain":-0.65},{"above_terrain":true,"airmass":1.05,"alt":72.21,"az":191.8,"t":"2031-12-17T20:40:00Z","terrain":-0.41},{"above_terrain":true,"airmass":1.05,"alt":71.99,"az":195.5,"t":"2031-12-17T20:45:00Z","terrain":-0.54},{"above_terrain":true,"airmass":1.05,"alt":71.71,"az":199.1,"t":"2031-12-17T20:50:00Z","terrain":-0.33},{"above_terrain":true,"airmass":1.05,"alt":71.38,"az":202.5,"t":"2031-12-17T20:55:00Z","terrain":-0.57},{"above_terrain":true,"airmass":1.06,"alt":71.0,"az":205.8,"t":"2031-12-17T21:00:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.06,"alt":70.57,"az":209.1,"t":"2031-12-17T21:05:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.06,"alt":70.09,"az":212.2,"t":"2031-12-17T21:10:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.07,"alt":69.57,"az":215.1,"t":"2031-12-17T21:15:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.07,"alt":69.02,"az":217.9,"t":"2031-12-17T21:20:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.07,"alt":68.42,"az":220.6,"t":"2031-12-17T21:25:00Z","terrain":1.16},{"above_terrain":true,"airmass":1.08,"alt":67.8,"az":223.2,"t":"2031-12-17T21:30:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.08,"alt":67.14,"az":225.6,"t":"2031-12-17T21:35:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.09,"alt":66.46,"az":228.0,"t":"2031-12-17T21:40:00Z","terrain":1.13},{"above_terrain":true,"airmass":1.1,"alt":65.75,"az":230.2,"t":"2031-12-17T21:45:00Z","terrain":1.1},{"above_terrain":true,"airmass":1.1,"alt":65.02,"az":232.3,"t":"2031-12-17T21:50:00Z","terrain":0.87},{"above_terrain":true,"airmass":1.11,"alt":64.27,"az":234.3,"t":"2031-12-17T21:55:00Z","terrain":0.86},{"above_terrain":true,"airmass":1.12,"alt":63.5,"az":236.2,"t":"2031-12-17T22:00:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.12,"alt":62.72,"az":238.1,"t":"2031-12-17T22:05:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.13,"alt":61.91,"az":239.8,"t":"2031-12-17T22:10:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.14,"alt":61.1,"az":241.5,"t":"2031-12-17T22:15:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.15,"alt":60.27,"az":243.1,"t":"2031-12-17T22:20:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.16,"alt":59.43,"az":244.7,"t":"2031-12-17T22:25:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.17,"alt":58.58,"az":246.1,"t":"2031-12-17T22:30:00Z","terrain":1.16},{"above_terrain":true,"airmass":1.18,"alt":57.72,"az":247.6,"t":"2031-12-17T22:35:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.19,"alt":56.85,"az":248.9,"t":"2031-12-17T22:40:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.21,"alt":55.97,"az":250.3,"t":"2031-12-17T22:45:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.22,"alt":55.09,"az":251.5,"t":"2031-12-17T22:50:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.23,"alt":54.2,"az":252.8,"t":"2031-12-17T22:55:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.25,"alt":53.3,"az":254.0,"t":"2031-12-17T23:00:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.26,"alt":52.4,"az":255.1,"t":"2031-12-17T23:05:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.28,"alt":51.49,"az":256.3,"t":"2031-12-17T23:10:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.29,"alt":50.58,"az":257.4,"t":"2031-12-17T23:15:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.31,"alt":49.66,"az":258.4,"t":"2031-12-17T23:20:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.33,"alt":48.75,"az":259.5,"t":"2031-12-17T23:25:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.35,"alt":47.82,"az":260.5,"t":"2031-12-17T23:30:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.37,"alt":46.9,"az":261.5,"t":"2031-12-17T23:35:00Z","terrain":0.91},{"above_terrain":true,"airmass":1.39,"alt":45.97,"az":262.5,"t":"2031-12-17T23:40:00Z","terrain":0.9},{"above_terrain":true,"airmass":1.41,"alt":45.04,"az":263.4,"t":"2031-12-17T23:45:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.43,"alt":44.11,"az":264.3,"t":"2031-12-17T23:50:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.46,"alt":43.18,"az":265.3,"t":"2031-12-17T23:55:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.49,"alt":42.25,"az":266.2,"t":"2031-12-18T00:00:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.51,"alt":41.31,"az":267.0,"t":"2031-12-18T00:05:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.54,"alt":40.38,"az":267.9,"t":"2031-12-18T00:10:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.57,"alt":39.44,"az":268.8,"t":"2031-12-18T00:15:00Z","terrain":0.73},{"above_terrain":true,"airmass":1.6,"alt":38.51,"az":269.6,"t":"2031-12-18T00:20:00Z","terrain":0.84},{"above_terrain":true,"airmass":1.64,"alt":37.57,"az":270.4,"t":"2031-12-18T00:25:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.67,"alt":36.64,"az":271.3,"t":"2031-12-18T00:30:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.71,"alt":35.7,"az":272.1,"t":"2031-12-18T00:35:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.75,"alt":34.76,"az":272.9,"t":"2031-12-18T00:40:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.79,"alt":33.83,"az":273.7,"t":"2031-12-18T00:45:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.84,"alt":32.9,"az":274.5,"t":"2031-12-18T00:50:00Z","terrain":0.03},{"above_terrain":true,"airmass":1.88,"alt":31.96,"az":275.3,"t":"2031-12-18T00:55:00Z","terrain":0.06},{"above_terrain":true,"airmass":1.93,"alt":31.03,"az":276.0,"t":"2031-12-18T01:00:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.99,"alt":30.1,"az":276.8,"t":"2031-12-18T01:05:00Z","terrain":-0.11},{"above_terrain":true,"airmass":2.05,"alt":29.17,"az":277.6,"t":"2031-12-18T01:10:00Z","terrain":-0.11},{"above_terrain":true,"airmass":2.11,"alt":28.25,"az":278.3,"t":"2031-12-18T01:15:00Z","terrain":-0.06},{"above_terrain":true,"airmass":2.17,"alt":27.32,"az":279.1,"t":"2031-12-18T01:20:00Z","terrain":-0.03},{"above_terrain":true,"airmass":2.24,"alt":26.4,"az":279.8,"t":"2031-12-18T01:25:00Z","terrain":-0.11},{"above_terrain":true,"airmass":2.32,"alt":25.48,"az":280.6,"t":"2031-12-18T01:30:00Z","terrain":-0.03},{"above_terrain":true,"airmass":2.4,"alt":24.56,"az":281.3,"t":"2031-12-18T01:35:00Z","terrain":-0.03},{"above_terrain":true,"airmass":2.48,"alt":23.64,"az":282.1,"t":"2031-12-18T01:40:00Z","terrain":-0.12},{"above_terrain":true,"airmass":2.57,"alt":22.73,"az":282.8,"t":"2031-12-18T01:45:00Z","terrain":-0.03},{"above_terrain":true,"airmass":2.68,"alt":21.82,"az":283.6,"t":"2031-12-18T01:50:00Z","terrain":0.07},{"above_terrain":true,"airmass":2.78,"alt":20.91,"az":284.3,"t":"2031-12-18T01:55:00Z","terrain":0.16},{"above_terrain":true,"airmass":2.9,"alt":20.0,"az":285.1,"t":"2031-12-18T02:00:00Z","terrain":0.23},{"above_terrain":true,"airmass":3.03,"alt":19.1,"az":285.8,"t":"2031-12-18T02:05:00Z","terrain":0.22},{"above_terrain":true,"airmass":3.17,"alt":18.2,"az":286.6,"t":"2031-12-18T02:10:00Z","terrain":0.31},{"above_terrain":true,"airmass":3.33,"alt":17.31,"az":287.3,"t":"2031-12-18T02:15:00Z","terrain":0.31},{"above_terrain":true,"airmass":3.5,"alt":16.42,"az":288.1,"t":"2031-12-18T02:20:00Z","terrain":0.17},{"above_terrain":true,"airmass":3.69,"alt":15.53,"az":288.8,"t":"2031-12-18T02:25:00Z","terrain":0.18},{"above_terrain":true,"airmass":3.9,"alt":14.64,"az":289.6,"t":"2031-12-18T02:30:00Z","terrain":0.24},{"above_terrain":true,"airmass":4.14,"alt":13.76,"az":290.3,"t":"2031-12-18T02:35:00Z","terrain":0.35},{"above_terrain":true,"airmass":4.4,"alt":12.89,"az":291.1,"t":"2031-12-18T02:40:00Z","terrain":0.49},{"above_terrain":true,"airmass":4.7,"alt":12.02,"az":291.8,"t":"2031-12-18T02:45:00Z","terrain":0.54},{"above_terrain":true,"airmass":5.05,"alt":11.15,"az":292.6,"t":"2031-12-18T02:50:00Z","terrain":0.39},{"above_terrain":true,"airmass":5.44,"alt":10.29,"az":293.4,"t":"2031-12-18T02:55:00Z","terrain":0.27},{"above_terrain":true,"airmass":5.9,"alt":9.43,"az":294.1,"t":"2031-12-18T03:00:00Z","terrain":0.25},{"above_terrain":true,"airmass":6.43,"alt":8.58,"az":294.9,"t":"2031-12-18T03:05:00Z","terrain":0.23},{"above_terrain":true,"airmass":7.07,"alt":7.73,"az":295.7,"t":"2031-12-18T03:10:00Z","terrain":0.3},{"above_terrain":true,"airmass":7.83,"alt":6.89,"az":296.5,"t":"2031-12-18T03:15:00Z","terrain":0.3},{"above_terrain":true,"airmass":8.77,"alt":6.06,"az":297.2,"t":"2031-12-18T03:20:00Z","terrain":0.23},{"above_terrain":true,"airmass":9.93,"alt":5.23,"az":298.0,"t":"2031-12-18T03:25:00Z","terrain":0.12},{"above_terrain":true,"airmass":11.41,"alt":4.41,"az":298.8,"t":"2031-12-18T03:30:00Z","terrain":0.16},{"above_terrain":true,"airmass":13.34,"alt":3.59,"az":299.6,"t":"2031-12-18T03:35:00Z","terrain":0.3},{"above_terrain":true,"airmass":15.94,"alt":2.78,"az":300.4,"t":"2031-12-18T03:40:00Z","terrain":0.35},{"above_terrain":true,"airmass":19.56,"alt":1.98,"az":301.3,"t":"2031-12-18T03:45:00Z","terrain":0.26},{"above_terrain":true,"airmass":24.81,"alt":1.18,"az":302.1,"t":"2031-12-18T03:50:00Z","terrain":0.06},{"above_terrain":true,"airmass":32.65,"alt":0.39,"az":302.9,"t":"2031-12-18T03:55:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-0.39,"az":303.7,"t":"2031-12-18T04:00:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-1.17,"az":304.6,"t":"2031-12-18T04:05:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-1.93,"az":305.4,"t":"2031-12-18T04:10:00Z","terrain":-0.24},{"above_terrain":false,"airmass":null,"alt":-2.69,"az":306.3,"t":"2031-12-18T04:15:00Z","terrain":-0.07},{"above_terrain":false,"airmass":null,"alt":-3.44,"az":307.1,"t":"2031-12-18T04:20:00Z","terrain":0.2},{"above_terrain":false,"airmass":null,"alt":-4.18,"az":308.0,"t":"2031-12-18T04:25:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-4.92,"az":308.9,"t":"2031-12-18T04:30:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-5.64,"az":309.8,"t":"2031-12-18T04:35:00Z","terrain":0.21},{"above_terrain":false,"airmass":null,"alt":-6.36,"az":310.7,"t":"2031-12-18T04:40:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-7.06,"az":311.6,"t":"2031-12-18T04:45:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-7.76,"az":312.5,"t":"2031-12-18T04:50:00Z","terrain":0.21},{"above_terrain":false,"airmass":null,"alt":-8.44,"az":313.4,"t":"2031-12-18T04:55:00Z","terrain":0.35},{"above_terrain":false,"airmass":null,"alt":-9.12,"az":314.4,"t":"2031-12-18T05:00:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-9.78,"az":315.3,"t":"2031-12-18T05:05:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-10.43,"az":316.3,"t":"2031-12-18T05:10:00Z","terrain":0.43},{"above_terrain":false,"airmass":null,"alt":-11.07,"az":317.2,"t":"2031-12-18T05:15:00Z","terrain":0.31},{"above_terrain":false,"airmass":null,"alt":-11.7,"az":318.2,"t":"2031-12-18T05:20:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-12.32,"az":319.2,"t":"2031-12-18T05:25:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-12.93,"az":320.2,"t":"2031-12-18T05:30:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-13.52,"az":321.2,"t":"2031-12-18T05:35:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-14.1,"az":322.2,"t":"2031-12-18T05:40:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-14.67,"az":323.2,"t":"2031-12-18T05:45:00Z","terrain":0.02},{"above_terrain":false,"airmass":null,"alt":-15.22,"az":324.2,"t":"2031-12-18T05:50:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-15.76,"az":325.3,"t":"2031-12-18T05:55:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-16.29,"az":326.3,"t":"2031-12-18T06:00:00Z","terrain":-0.29},{"above_terrain":false,"airmass":null,"alt":-16.8,"az":327.4,"t":"2031-12-18T06:05:00Z","terrain":-0.32},{"above_terrain":false,"airmass":null,"alt":-17.29,"az":328.5,"t":"2031-12-18T06:10:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-17.78,"az":329.6,"t":"2031-12-18T06:15:00Z","terrain":-0.26},{"above_terrain":false,"airmass":null,"alt":-18.24,"az":330.7,"t":"2031-12-18T06:20:00Z","terrain":-0.38},{"above_terrain":false,"airmass":null,"alt":-18.69,"az":331.8,"t":"2031-12-18T06:25:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-19.13,"az":332.9,"t":"2031-12-18T06:30:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-19.55,"az":334.0,"t":"2031-12-18T06:35:00Z","terrain":-0.24},{"above_terrain":false,"airmass":null,"alt":-19.95,"az":335.2,"t":"2031-12-18T06:40:00Z","terrain":-0.63},{"above_terrain":false,"airmass":null,"alt":-20.33,"az":336.3,"t":"2031-12-18T06:45:00Z","terrain":-0.8},{"above_terrain":false,"airmass":null,"alt":-20.7,"az":337.5,"t":"2031-12-18T06:50:00Z","terrain":-0.61},{"above_terrain":false,"airmass":null,"alt":-21.05,"az":338.6,"t":"2031-12-18T06:55:00Z","terrain":-0.65},{"above_terrain":false,"airmass":null,"alt":-21.38,"az":339.8,"t":"2031-12-18T07:00:00Z","terrain":-0.57},{"above_terrain":false,"airmass":null,"alt":-21.7,"az":341.0,"t":"2031-12-18T07:05:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-21.99,"az":342.2,"t":"2031-12-18T07:10:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-22.27,"az":343.4,"t":"2031-12-18T07:15:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-22.53,"az":344.6,"t":"2031-12-18T07:20:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-22.77,"az":345.8,"t":"2031-12-18T07:25:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-22.99,"az":347.0,"t":"2031-12-18T07:30:00Z","terrain":-0.42},{"above_terrain":false,"airmass":null,"alt":-23.19,"az":348.2,"t":"2031-12-18T07:35:00Z","terrain":-0.11},{"above_terrain":false,"airmass":null,"alt":-23.37,"az":349.5,"t":"2031-12-18T07:40:00Z","terrain":0.06},{"above_terrain":false,"airmass":null,"alt":-23.53,"az":350.7,"t":"2031-12-18T07:45:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-23.67,"az":351.9,"t":"2031-12-18T07:50:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-23.79,"az":353.2,"t":"2031-12-18T07:55:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-23.89,"az":354.4,"t":"2031-12-18T08:00:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-23.97,"az":355.7,"t":"2031-12-18T08:05:00Z","terrain":0.71},{"above_terrain":false,"airmass":null,"alt":-24.03,"az":356.9,"t":"2031-12-18T08:10:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-24.07,"az":358.2,"t":"2031-12-18T08:15:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-24.09,"az":359.4,"t":"2031-12-18T08:20:00Z","terrain":0.57},{"above_terrain":false,"airmass":null,"alt":-24.09,"az":0.7,"t":"2031-12-18T08:25:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-24.07,"az":1.9,"t":"2031-12-18T08:30:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-24.03,"az":3.2,"t":"2031-12-18T08:35:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-23.97,"az":4.4,"t":"2031-12-18T08:40:00Z","terrain":-0.34},{"above_terrain":false,"airmass":null,"alt":-23.89,"az":5.7,"t":"2031-12-18T08:45:00Z","terrain":-0.54},{"above_terrain":false,"airmass":null,"alt":-23.78,"az":6.9,"t":"2031-12-18T08:50:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-23.66,"az":8.2,"t":"2031-12-18T08:55:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-23.52,"az":9.4,"t":"2031-12-18T09:00:00Z","terrain":-0.64},{"above_terrain":false,"airmass":null,"alt":-23.35,"az":10.6,"t":"2031-12-18T09:05:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-23.17,"az":11.9,"t":"2031-12-18T09:10:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-22.97,"az":13.1,"t":"2031-12-18T09:15:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-22.75,"az":14.3,"t":"2031-12-18T09:20:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-22.51,"az":15.5,"t":"2031-12-18T09:25:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-22.25,"az":16.7,"t":"2031-12-18T09:30:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-21.97,"az":17.9,"t":"2031-12-18T09:35:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-21.67,"az":19.1,"t":"2031-12-18T09:40:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-21.36,"az":20.3,"t":"2031-12-18T09:45:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-21.02,"az":21.5,"t":"2031-12-18T09:50:00Z","terrain":0.83},{"above_terrain":false,"airmass":null,"alt":-20.67,"az":22.6,"t":"2031-12-18T09:55:00Z","terrain":1.09},{"above_terrain":false,"airmass":null,"alt":-20.3,"az":23.8,"t":"2031-12-18T10:00:00Z","terrain":0.97}],"transit":{"airmass":1.05,"alt":72.5,"az":180.5,"t":"2031-12-17T20:25:00Z"},"usable_hours":9.5,"verdict":"good","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."]}