{"assessment":{"best_window":{"end":"2041-01-21T23:00Z","end_local":"01:00","hours":5.92,"label":"good","mean_quality":0.89,"start":"2041-01-21T17:05Z","start_local":"19:05"},"cost":{"altitude":5.41,"clouds":0.0,"darkness":1.35,"moon":0.41},"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":59,"cloud":null,"high":null,"iso":"2041-01-21T16:00Z","label":"poor","low":null,"mid":null,"moon_alt":-32,"precip":null,"q":0.15,"rh":null,"sky":"nautical twilight","temp":null,"time":"18:00","wind":null},{"alt":68,"cloud":null,"high":null,"iso":"2041-01-21T17:00Z","label":"marginal","low":null,"mid":null,"moon_alt":-24,"precip":null,"q":0.5,"rh":null,"sky":"astronomical twilight","temp":null,"time":"19:00","wind":null},{"alt":73,"cloud":null,"high":null,"iso":"2041-01-21T18:00Z","label":"good","low":null,"mid":null,"moon_alt":-15,"precip":null,"q":1.0,"rh":null,"sky":"night","temp":null,"time":"20:00","wind":null},{"alt":69,"cloud":null,"high":null,"iso":"2041-01-21T19:00Z","label":"good","low":null,"mid":null,"moon_alt":-5,"precip":null,"q":1.0,"rh":null,"sky":"night","temp":null,"time":"21:00","wind":null},{"alt":60,"cloud":null,"high":null,"iso":"2041-01-21T20:00Z","label":"good","low":null,"mid":null,"moon_alt":6,"precip":null,"q":0.9,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":50,"cloud":null,"high":null,"iso":"2041-01-21T21:00Z","label":"good","low":null,"mid":null,"moon_alt":17,"precip":null,"q":0.83,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":38,"cloud":null,"high":null,"iso":"2041-01-21T22:00Z","label":"good","low":null,"mid":null,"moon_alt":27,"precip":null,"q":0.75,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":27,"cloud":null,"high":null,"iso":"2041-01-21T23:00Z","label":"marginal","low":null,"mid":null,"moon_alt":37,"precip":null,"q":0.59,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":16,"cloud":null,"high":null,"iso":"2041-01-22T00:00Z","label":"unusable","low":null,"mid":null,"moon_alt":46,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":6,"cloud":null,"high":null,"iso":"2041-01-22T01:00Z","label":"unusable","low":null,"mid":null,"moon_alt":52,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":-3,"cloud":null,"high":null,"iso":"2041-01-22T02:00Z","label":"unusable","low":null,"mid":null,"moon_alt":54,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":-12,"cloud":null,"high":null,"iso":"2041-01-22T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":51,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":-18,"cloud":null,"high":null,"iso":"2041-01-22T04:00Z","label":"unusable","low":null,"mid":null,"moon_alt":45,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"06:00","wind":null},{"alt":-23,"cloud":null,"high":null,"iso":"2041-01-22T05:00Z","label":"unusable","low":null,"mid":null,"moon_alt":36,"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":5.94,"reasons":["the target being low or below 20\u00b0 cost 5.4 quality-hours","daylight and twilight cost 1.3 quality-hours","moonlight cost 0.4 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":100,"score_weather":null,"sky_hours":5.94,"verdict":"unknown","verdict_astronomy":"good","weather_known":false,"windows":[{"end":"2041-01-21T15:55Z","end_local":"17:55","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2041-01-21T15:20Z","start_local":"17:20"},{"end":"2041-01-21T16:30Z","end_local":"18:30","hours":0.58,"label":"poor","mean_quality":0.15,"start":"2041-01-21T15:55Z","start_local":"17:55"},{"end":"2041-01-21T17:05Z","end_local":"19:05","hours":0.58,"label":"marginal","mean_quality":0.5,"start":"2041-01-21T16:30Z","start_local":"18:30"},{"end":"2041-01-21T23:00Z","end_local":"01:00","hours":5.92,"label":"good","mean_quality":0.89,"start":"2041-01-21T17:05Z","start_local":"19:05"},{"end":"2041-01-21T23:40Z","end_local":"01:40","hours":0.67,"label":"marginal","mean_quality":0.48,"start":"2041-01-21T23:00Z","start_local":"01:00"},{"end":"2041-01-22T05:45Z","end_local":"07:45","hours":6.08,"label":"unusable","mean_quality":0.0,"start":"2041-01-21T23:40Z","start_local":"01:40"}]},"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":"2041-01-21T17:00:08Z","dark_hours":11.07,"dark_to":"2041-01-22T04:04:30Z","moon":{"illumination":0.817,"phase":"waning gibbous","waxing":false},"moon_free_dark_hours":2.45,"moonrise":"2041-01-21T19:28:24Z","moonset":"2041-01-22T08:21:34Z","sunrise":"2041-01-22T05:41:30Z","sunset":"2041-01-21T15:22:55Z","twilight":{"astronomical":{"end":"2041-01-21T17:00:08Z","start":"2041-01-22T04:04:30Z"},"civil":{"end":"2041-01-21T15:53:09Z","start":"2041-01-22T05:11:21Z"},"nautical":{"end":"2041-01-21T16:27:05Z","start":"2041-01-22T04:37:30Z"}},"window_end":"2041-01-22T10:00:00Z","window_start":"2041-01-21T10:00:00Z"},"night_date":"2041-01-21","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":"2041-01-21T18:05:00Z"},"dec":24.11388889,"dec_of_date":24.2387,"dec_str":"+24\u00b0 06' 50.0\"","good_hours":5.75,"limit_rise":"2041-01-21T12:28:09Z","limit_set":"2041-01-21T23:39:48Z","max_az_rate_deg_per_min":0.76,"moon_separation":112.5,"never_rises":false,"ra":56.60083333,"ra_of_date":57.2129,"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":"5.7 dark hours above 30\u00b0 \u2014 a proper target for this night.","terrain":{"available":true,"behind_at":"2041-01-22T01:38:19Z","blocked_dark_hours":0,"clears_at":"2041-01-21T10:38:18Z","rise_az":58.2},"track":[{"above_terrain":false,"airmass":null,"alt":-4.64,"az":51.4,"t":"2041-01-21T10:00:00Z","terrain":0.57},{"above_terrain":false,"airmass":null,"alt":-3.91,"az":52.3,"t":"2041-01-21T10:05:00Z","terrain":0.69},{"above_terrain":false,"airmass":null,"alt":-3.16,"az":53.1,"t":"2041-01-21T10:10:00Z","terrain":0.86},{"above_terrain":false,"airmass":null,"alt":-2.41,"az":54.0,"t":"2041-01-21T10:15:00Z","terrain":1.0},{"above_terrain":false,"airmass":null,"alt":-1.65,"az":54.9,"t":"2041-01-21T10:20:00Z","terrain":1.07},{"above_terrain":false,"airmass":null,"alt":-0.88,"az":55.7,"t":"2041-01-21T10:25:00Z","terrain":1.06},{"above_terrain":false,"airmass":null,"alt":-0.1,"az":56.5,"t":"2041-01-21T10:30:00Z","terrain":1.06},{"above_terrain":false,"airmass":29.35,"alt":0.68,"az":57.4,"t":"2041-01-21T10:35:00Z","terrain":1.14},{"above_terrain":true,"airmass":22.62,"alt":1.47,"az":58.2,"t":"2041-01-21T10:40:00Z","terrain":1.24},{"above_terrain":true,"airmass":18.07,"alt":2.27,"az":59.0,"t":"2041-01-21T10:45:00Z","terrain":1.21},{"above_terrain":true,"airmass":14.88,"alt":3.08,"az":59.8,"t":"2041-01-21T10:50:00Z","terrain":1.18},{"above_terrain":true,"airmass":12.56,"alt":3.89,"az":60.6,"t":"2041-01-21T10:55:00Z","terrain":1.12},{"above_terrain":true,"airmass":10.82,"alt":4.71,"az":61.4,"t":"2041-01-21T11:00:00Z","terrain":1.06},{"above_terrain":true,"airmass":9.47,"alt":5.54,"az":62.2,"t":"2041-01-21T11:05:00Z","terrain":0.99},{"above_terrain":true,"airmass":8.4,"alt":6.37,"az":63.0,"t":"2041-01-21T11:10:00Z","terrain":0.91},{"above_terrain":true,"airmass":7.53,"alt":7.2,"az":63.8,"t":"2041-01-21T11:15:00Z","terrain":0.8},{"above_terrain":true,"airmass":6.82,"alt":8.05,"az":64.6,"t":"2041-01-21T11:20:00Z","terrain":0.77},{"above_terrain":true,"airmass":6.23,"alt":8.89,"az":65.3,"t":"2041-01-21T11:25:00Z","terrain":0.79},{"above_terrain":true,"airmass":5.72,"alt":9.75,"az":66.1,"t":"2041-01-21T11:30:00Z","terrain":0.84},{"above_terrain":true,"airmass":5.29,"alt":10.61,"az":66.9,"t":"2041-01-21T11:35:00Z","terrain":0.92},{"above_terrain":true,"airmass":4.91,"alt":11.47,"az":67.6,"t":"2041-01-21T11:40:00Z","terrain":0.97},{"above_terrain":true,"airmass":4.59,"alt":12.34,"az":68.4,"t":"2041-01-21T11:45:00Z","terrain":1.01},{"above_terrain":true,"airmass":4.3,"alt":13.21,"az":69.2,"t":"2041-01-21T11:50:00Z","terrain":1.08},{"above_terrain":true,"airmass":4.05,"alt":14.09,"az":69.9,"t":"2041-01-21T11:55:00Z","terrain":1.21},{"above_terrain":true,"airmass":3.82,"alt":14.97,"az":70.7,"t":"2041-01-21T12:00:00Z","terrain":1.25},{"above_terrain":true,"airmass":3.62,"alt":15.85,"az":71.4,"t":"2041-01-21T12:05:00Z","terrain":1.23},{"above_terrain":true,"airmass":3.44,"alt":16.74,"az":72.2,"t":"2041-01-21T12:10:00Z","terrain":1.16},{"above_terrain":true,"airmass":3.27,"alt":17.63,"az":72.9,"t":"2041-01-21T12:15:00Z","terrain":1.01},{"above_terrain":true,"airmass":3.12,"alt":18.53,"az":73.7,"t":"2041-01-21T12:20:00Z","terrain":0.82},{"above_terrain":true,"airmass":2.98,"alt":19.43,"az":74.4,"t":"2041-01-21T12:25:00Z","terrain":0.69},{"above_terrain":true,"airmass":2.86,"alt":20.33,"az":75.2,"t":"2041-01-21T12:30:00Z","terrain":0.64},{"above_terrain":true,"airmass":2.74,"alt":21.24,"az":75.9,"t":"2041-01-21T12:35:00Z","terrain":0.71},{"above_terrain":true,"airmass":2.64,"alt":22.15,"az":76.6,"t":"2041-01-21T12:40:00Z","terrain":0.71},{"above_terrain":true,"airmass":2.54,"alt":23.06,"az":77.4,"t":"2041-01-21T12:45:00Z","terrain":0.67},{"above_terrain":true,"airmass":2.45,"alt":23.98,"az":78.1,"t":"2041-01-21T12:50:00Z","terrain":0.62},{"above_terrain":true,"airmass":2.37,"alt":24.89,"az":78.9,"t":"2041-01-21T12:55:00Z","terrain":0.58},{"above_terrain":true,"airmass":2.29,"alt":25.81,"az":79.6,"t":"2041-01-21T13:00:00Z","terrain":0.5},{"above_terrain":true,"airmass":2.21,"alt":26.73,"az":80.4,"t":"2041-01-21T13:05:00Z","terrain":0.55},{"above_terrain":true,"airmass":2.15,"alt":27.66,"az":81.1,"t":"2041-01-21T13:10:00Z","terrain":0.7},{"above_terrain":true,"airmass":2.08,"alt":28.58,"az":81.9,"t":"2041-01-21T13:15:00Z","terrain":0.79},{"above_terrain":true,"airmass":2.02,"alt":29.51,"az":82.7,"t":"2041-01-21T13:20:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.97,"alt":30.44,"az":83.4,"t":"2041-01-21T13:25:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.92,"alt":31.37,"az":84.2,"t":"2041-01-21T13:30:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.87,"alt":32.3,"az":85.0,"t":"2041-01-21T13:35:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.82,"alt":33.24,"az":85.8,"t":"2041-01-21T13:40:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.78,"alt":34.17,"az":86.6,"t":"2041-01-21T13:45:00Z","terrain":0.11},{"above_terrain":true,"airmass":1.74,"alt":35.1,"az":87.4,"t":"2041-01-21T13:50:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.7,"alt":36.04,"az":88.2,"t":"2041-01-21T13:55:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.66,"alt":36.98,"az":89.0,"t":"2041-01-21T14:00:00Z","terrain":-0.2},{"above_terrain":true,"airmass":1.62,"alt":37.91,"az":89.8,"t":"2041-01-21T14:05:00Z","terrain":-0.22},{"above_terrain":true,"airmass":1.59,"alt":38.85,"az":90.7,"t":"2041-01-21T14:10:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.56,"alt":39.78,"az":91.5,"t":"2041-01-21T14:15:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.53,"alt":40.72,"az":92.4,"t":"2041-01-21T14:20:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.5,"alt":41.65,"az":93.2,"t":"2041-01-21T14:25:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.48,"alt":42.59,"az":94.1,"t":"2041-01-21T14:30:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.45,"alt":43.52,"az":95.0,"t":"2041-01-21T14:35:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.43,"alt":44.45,"az":96.0,"t":"2041-01-21T14:40:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.4,"alt":45.38,"az":96.9,"t":"2041-01-21T14:45:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.38,"alt":46.31,"az":97.8,"t":"2041-01-21T14:50:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.36,"alt":47.24,"az":98.8,"t":"2041-01-21T14:55:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.34,"alt":48.16,"az":99.8,"t":"2041-01-21T15:00:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.32,"alt":49.08,"az":100.8,"t":"2041-01-21T15:05:00Z","terrain":0.11},{"above_terrain":true,"airmass":1.3,"alt":50.0,"az":101.9,"t":"2041-01-21T15:10:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.29,"alt":50.91,"az":103.0,"t":"2041-01-21T15:15:00Z","terrain":-0.22},{"above_terrain":true,"airmass":1.27,"alt":51.82,"az":104.1,"t":"2041-01-21T15:20:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.26,"alt":52.73,"az":105.2,"t":"2041-01-21T15:25:00Z","terrain":-0.31},{"above_terrain":true,"airmass":1.24,"alt":53.63,"az":106.4,"t":"2041-01-21T15:30:00Z","terrain":-0.63},{"above_terrain":true,"airmass":1.23,"alt":54.52,"az":107.6,"t":"2041-01-21T15:35:00Z","terrain":-0.81},{"above_terrain":true,"airmass":1.21,"alt":55.41,"az":108.9,"t":"2041-01-21T15:40:00Z","terrain":-1.15},{"above_terrain":true,"airmass":1.2,"alt":56.29,"az":110.2,"t":"2041-01-21T15:45:00Z","terrain":-1.18},{"above_terrain":true,"airmass":1.19,"alt":57.17,"az":111.5,"t":"2041-01-21T15:50:00Z","terrain":-1.35},{"above_terrain":true,"airmass":1.18,"alt":58.04,"az":112.9,"t":"2041-01-21T15:55:00Z","terrain":-1.43},{"above_terrain":true,"airmass":1.17,"alt":58.89,"az":114.3,"t":"2041-01-21T16:00:00Z","terrain":-1.58},{"above_terrain":true,"airmass":1.16,"alt":59.74,"az":115.8,"t":"2041-01-21T16:05:00Z","terrain":-1.48},{"above_terrain":true,"airmass":1.15,"alt":60.58,"az":117.4,"t":"2041-01-21T16:10:00Z","terrain":-1.55},{"above_terrain":true,"airmass":1.14,"alt":61.4,"az":119.0,"t":"2041-01-21T16:15:00Z","terrain":-1.47},{"above_terrain":true,"airmass":1.13,"alt":62.21,"az":120.7,"t":"2041-01-21T16:20:00Z","terrain":-1.25},{"above_terrain":true,"airmass":1.12,"alt":63.01,"az":122.5,"t":"2041-01-21T16:25:00Z","terrain":-1.29},{"above_terrain":true,"airmass":1.11,"alt":63.79,"az":124.4,"t":"2041-01-21T16:30:00Z","terrain":-1.54},{"above_terrain":true,"airmass":1.11,"alt":64.56,"az":126.3,"t":"2041-01-21T16:35:00Z","terrain":-1.58},{"above_terrain":true,"airmass":1.1,"alt":65.3,"az":128.4,"t":"2041-01-21T16:40:00Z","terrain":-1.31},{"above_terrain":true,"airmass":1.09,"alt":66.02,"az":130.5,"t":"2041-01-21T16:45:00Z","terrain":-1.62},{"above_terrain":true,"airmass":1.09,"alt":66.72,"az":132.8,"t":"2041-01-21T16:50:00Z","terrain":-1.66},{"above_terrain":true,"airmass":1.08,"alt":67.4,"az":135.2,"t":"2041-01-21T16:55:00Z","terrain":-1.29},{"above_terrain":true,"airmass":1.08,"alt":68.04,"az":137.6,"t":"2041-01-21T17:00:00Z","terrain":-1.17},{"above_terrain":true,"airmass":1.07,"alt":68.66,"az":140.3,"t":"2041-01-21T17:05:00Z","terrain":-1.27},{"above_terrain":true,"airmass":1.07,"alt":69.24,"az":143.0,"t":"2041-01-21T17:10:00Z","terrain":-1.37},{"above_terrain":true,"airmass":1.07,"alt":69.78,"az":145.9,"t":"2041-01-21T17:15:00Z","terrain":-1.51},{"above_terrain":true,"airmass":1.06,"alt":70.29,"az":148.9,"t":"2041-01-21T17:20:00Z","terrain":-1.44},{"above_terrain":true,"airmass":1.06,"alt":70.75,"az":152.0,"t":"2041-01-21T17:25:00Z","terrain":-1.26},{"above_terrain":true,"airmass":1.06,"alt":71.16,"az":155.3,"t":"2041-01-21T17:30:00Z","terrain":-1.13},{"above_terrain":true,"airmass":1.05,"alt":71.53,"az":158.7,"t":"2041-01-21T17:35:00Z","terrain":-1.24},{"above_terrain":true,"airmass":1.05,"alt":71.84,"az":162.2,"t":"2041-01-21T17:40:00Z","terrain":-1.37},{"above_terrain":true,"airmass":1.05,"alt":72.1,"az":165.7,"t":"2041-01-21T17:45:00Z","terrain":-1.28},{"above_terrain":true,"airmass":1.05,"alt":72.3,"az":169.4,"t":"2041-01-21T17:50:00Z","terrain":-0.72},{"above_terrain":true,"airmass":1.05,"alt":72.45,"az":173.2,"t":"2041-01-21T17:55:00Z","terrain":-0.5},{"above_terrain":true,"airmass":1.05,"alt":72.53,"az":177.0,"t":"2041-01-21T18:00:00Z","terrain":-0.37},{"above_terrain":true,"airmass":1.05,"alt":72.54,"az":180.8,"t":"2041-01-21T18:05:00Z","terrain":-0.59},{"above_terrain":true,"airmass":1.05,"alt":72.5,"az":184.6,"t":"2041-01-21T18:10:00Z","terrain":-0.6},{"above_terrain":true,"airmass":1.05,"alt":72.4,"az":188.4,"t":"2041-01-21T18:15:00Z","terrain":-0.64},{"above_terrain":true,"airmass":1.05,"alt":72.23,"az":192.1,"t":"2041-01-21T18:20:00Z","terrain":-0.4},{"above_terrain":true,"airmass":1.05,"alt":72.0,"az":195.7,"t":"2041-01-21T18:25:00Z","terrain":-0.59},{"above_terrain":true,"airmass":1.05,"alt":71.72,"az":199.3,"t":"2041-01-21T18:30:00Z","terrain":-0.31},{"above_terrain":true,"airmass":1.05,"alt":71.39,"az":202.7,"t":"2041-01-21T18:35:00Z","terrain":-0.6},{"above_terrain":true,"airmass":1.06,"alt":71.0,"az":206.1,"t":"2041-01-21T18:40:00Z","terrain":0.09},{"above_terrain":true,"airmass":1.06,"alt":70.57,"az":209.3,"t":"2041-01-21T18:45:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.06,"alt":70.09,"az":212.4,"t":"2041-01-21T18:50:00Z","terrain":0.44},{"above_terrain":true,"airmass":1.07,"alt":69.56,"az":215.3,"t":"2041-01-21T18:55:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.07,"alt":69.0,"az":218.1,"t":"2041-01-21T19:00:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.07,"alt":68.41,"az":220.8,"t":"2041-01-21T19:05:00Z","terrain":1.14},{"above_terrain":true,"airmass":1.08,"alt":67.78,"az":223.4,"t":"2041-01-21T19:10:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.08,"alt":67.12,"az":225.8,"t":"2041-01-21T19:15:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.09,"alt":66.44,"az":228.1,"t":"2041-01-21T19:20:00Z","terrain":1.16},{"above_terrain":true,"airmass":1.1,"alt":65.73,"az":230.4,"t":"2041-01-21T19:25:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.1,"alt":65.0,"az":232.5,"t":"2041-01-21T19:30:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.11,"alt":64.25,"az":234.5,"t":"2041-01-21T19:35:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.12,"alt":63.48,"az":236.4,"t":"2041-01-21T19:40:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.12,"alt":62.69,"az":238.2,"t":"2041-01-21T19:45:00Z","terrain":0.74},{"above_terrain":true,"airmass":1.13,"alt":61.89,"az":240.0,"t":"2041-01-21T19:50:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.14,"alt":61.07,"az":241.6,"t":"2041-01-21T19:55:00Z","terrain":0.93},{"above_terrain":true,"airmass":1.15,"alt":60.24,"az":243.2,"t":"2041-01-21T20:00:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.16,"alt":59.4,"az":244.8,"t":"2041-01-21T20:05:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.17,"alt":58.55,"az":246.3,"t":"2041-01-21T20:10:00Z","terrain":1.14},{"above_terrain":true,"airmass":1.18,"alt":57.68,"az":247.7,"t":"2041-01-21T20:15:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.19,"alt":56.81,"az":249.1,"t":"2041-01-21T20:20:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.21,"alt":55.94,"az":250.4,"t":"2041-01-21T20:25:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.22,"alt":55.05,"az":251.7,"t":"2041-01-21T20:30:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.23,"alt":54.16,"az":252.9,"t":"2041-01-21T20:35:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.25,"alt":53.26,"az":254.1,"t":"2041-01-21T20:40:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.26,"alt":52.36,"az":255.2,"t":"2041-01-21T20:45:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.28,"alt":51.45,"az":256.4,"t":"2041-01-21T20:50:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.29,"alt":50.54,"az":257.5,"t":"2041-01-21T20:55:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.31,"alt":49.63,"az":258.5,"t":"2041-01-21T21:00:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.33,"alt":48.71,"az":259.6,"t":"2041-01-21T21:05:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.35,"alt":47.78,"az":260.6,"t":"2041-01-21T21:10:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.37,"alt":46.86,"az":261.6,"t":"2041-01-21T21:15:00Z","terrain":0.92},{"above_terrain":true,"airmass":1.39,"alt":45.93,"az":262.5,"t":"2041-01-21T21:20:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.41,"alt":45.0,"az":263.5,"t":"2041-01-21T21:25:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.44,"alt":44.07,"az":264.4,"t":"2041-01-21T21:30:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.46,"alt":43.14,"az":265.3,"t":"2041-01-21T21:35:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.49,"alt":42.21,"az":266.2,"t":"2041-01-21T21:40:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.51,"alt":41.27,"az":267.1,"t":"2041-01-21T21:45:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.54,"alt":40.34,"az":268.0,"t":"2041-01-21T21:50:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.57,"alt":39.4,"az":268.8,"t":"2041-01-21T21:55:00Z","terrain":0.73},{"above_terrain":true,"airmass":1.6,"alt":38.47,"az":269.7,"t":"2041-01-21T22:00:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.64,"alt":37.53,"az":270.5,"t":"2041-01-21T22:05:00Z","terrain":0.84},{"above_terrain":true,"airmass":1.67,"alt":36.6,"az":271.3,"t":"2041-01-21T22:10:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.71,"alt":35.66,"az":272.2,"t":"2041-01-21T22:15:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.75,"alt":34.72,"az":273.0,"t":"2041-01-21T22:20:00Z","terrain":0.15},{"above_terrain":true,"airmass":1.79,"alt":33.79,"az":273.8,"t":"2041-01-21T22:25:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.84,"alt":32.86,"az":274.5,"t":"2041-01-21T22:30:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.89,"alt":31.92,"az":275.3,"t":"2041-01-21T22:35:00Z","terrain":0.06},{"above_terrain":true,"airmass":1.94,"alt":30.99,"az":276.1,"t":"2041-01-21T22:40:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.99,"alt":30.06,"az":276.9,"t":"2041-01-21T22:45:00Z","terrain":-0.12},{"above_terrain":true,"airmass":2.05,"alt":29.13,"az":277.6,"t":"2041-01-21T22:50:00Z","terrain":-0.1},{"above_terrain":true,"airmass":2.11,"alt":28.21,"az":278.4,"t":"2041-01-21T22:55:00Z","terrain":-0.06},{"above_terrain":true,"airmass":2.17,"alt":27.28,"az":279.2,"t":"2041-01-21T23:00:00Z","terrain":-0.04},{"above_terrain":true,"airmass":2.24,"alt":26.36,"az":279.9,"t":"2041-01-21T23:05:00Z","terrain":-0.12},{"above_terrain":true,"airmass":2.32,"alt":25.44,"az":280.7,"t":"2041-01-21T23:10:00Z","terrain":-0.02},{"above_terrain":true,"airmass":2.4,"alt":24.52,"az":281.4,"t":"2041-01-21T23:15:00Z","terrain":-0.04},{"above_terrain":true,"airmass":2.49,"alt":23.6,"az":282.2,"t":"2041-01-21T23:20:00Z","terrain":-0.11},{"above_terrain":true,"airmass":2.58,"alt":22.69,"az":282.9,"t":"2041-01-21T23:25:00Z","terrain":-0.02},{"above_terrain":true,"airmass":2.68,"alt":21.78,"az":283.7,"t":"2041-01-21T23:30:00Z","terrain":0.08},{"above_terrain":true,"airmass":2.79,"alt":20.87,"az":284.4,"t":"2041-01-21T23:35:00Z","terrain":0.16},{"above_terrain":true,"airmass":2.91,"alt":19.97,"az":285.1,"t":"2041-01-21T23:40:00Z","terrain":0.23},{"above_terrain":true,"airmass":3.04,"alt":19.06,"az":285.9,"t":"2041-01-21T23:45:00Z","terrain":0.22},{"above_terrain":true,"airmass":3.18,"alt":18.17,"az":286.6,"t":"2041-01-21T23:50:00Z","terrain":0.32},{"above_terrain":true,"airmass":3.34,"alt":17.27,"az":287.4,"t":"2041-01-21T23:55:00Z","terrain":0.29},{"above_terrain":true,"airmass":3.51,"alt":16.38,"az":288.1,"t":"2041-01-22T00:00:00Z","terrain":0.17},{"above_terrain":true,"airmass":3.7,"alt":15.49,"az":288.9,"t":"2041-01-22T00:05:00Z","terrain":0.18},{"above_terrain":true,"airmass":3.91,"alt":14.61,"az":289.6,"t":"2041-01-22T00:10:00Z","terrain":0.25},{"above_terrain":true,"airmass":4.15,"alt":13.73,"az":290.4,"t":"2041-01-22T00:15:00Z","terrain":0.37},{"above_terrain":true,"airmass":4.41,"alt":12.85,"az":291.1,"t":"2041-01-22T00:20:00Z","terrain":0.5},{"above_terrain":true,"airmass":4.72,"alt":11.98,"az":291.9,"t":"2041-01-22T00:25:00Z","terrain":0.54},{"above_terrain":true,"airmass":5.06,"alt":11.12,"az":292.7,"t":"2041-01-22T00:30:00Z","terrain":0.37},{"above_terrain":true,"airmass":5.46,"alt":10.26,"az":293.4,"t":"2041-01-22T00:35:00Z","terrain":0.27},{"above_terrain":true,"airmass":5.92,"alt":9.4,"az":294.2,"t":"2041-01-22T00:40:00Z","terrain":0.25},{"above_terrain":true,"airmass":6.45,"alt":8.55,"az":295.0,"t":"2041-01-22T00:45:00Z","terrain":0.23},{"above_terrain":true,"airmass":7.09,"alt":7.7,"az":295.7,"t":"2041-01-22T00:50:00Z","terrain":0.3},{"above_terrain":true,"airmass":7.86,"alt":6.86,"az":296.5,"t":"2041-01-22T00:55:00Z","terrain":0.29},{"above_terrain":true,"airmass":8.81,"alt":6.03,"az":297.3,"t":"2041-01-22T01:00:00Z","terrain":0.22},{"above_terrain":true,"airmass":9.98,"alt":5.2,"az":298.1,"t":"2041-01-22T01:05:00Z","terrain":0.12},{"above_terrain":true,"airmass":11.47,"alt":4.38,"az":298.9,"t":"2041-01-22T01:10:00Z","terrain":0.16},{"above_terrain":true,"airmass":13.42,"alt":3.56,"az":299.7,"t":"2041-01-22T01:15:00Z","terrain":0.31},{"above_terrain":true,"airmass":16.05,"alt":2.75,"az":300.5,"t":"2041-01-22T01:20:00Z","terrain":0.34},{"above_terrain":true,"airmass":19.71,"alt":1.95,"az":301.3,"t":"2041-01-22T01:25:00Z","terrain":0.24},{"above_terrain":true,"airmass":25.03,"alt":1.15,"az":302.1,"t":"2041-01-22T01:30:00Z","terrain":0.04},{"above_terrain":true,"airmass":32.98,"alt":0.36,"az":303.0,"t":"2041-01-22T01:35:00Z","terrain":-0.22},{"above_terrain":false,"airmass":null,"alt":-0.42,"az":303.8,"t":"2041-01-22T01:40:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-1.19,"az":304.6,"t":"2041-01-22T01:45:00Z","terrain":-0.22},{"above_terrain":false,"airmass":null,"alt":-1.96,"az":305.5,"t":"2041-01-22T01:50:00Z","terrain":-0.23},{"above_terrain":false,"airmass":null,"alt":-2.72,"az":306.3,"t":"2041-01-22T01:55:00Z","terrain":-0.05},{"above_terrain":false,"airmass":null,"alt":-3.47,"az":307.2,"t":"2041-01-22T02:00:00Z","terrain":0.21},{"above_terrain":false,"airmass":null,"alt":-4.21,"az":308.1,"t":"2041-01-22T02:05:00Z","terrain":0.31},{"above_terrain":false,"airmass":null,"alt":-4.94,"az":309.0,"t":"2041-01-22T02:10:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-5.66,"az":309.9,"t":"2041-01-22T02:15:00Z","terrain":0.21},{"above_terrain":false,"airmass":null,"alt":-6.38,"az":310.7,"t":"2041-01-22T02:20:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-7.08,"az":311.7,"t":"2041-01-22T02:25:00Z","terrain":0.22},{"above_terrain":false,"airmass":null,"alt":-7.77,"az":312.6,"t":"2041-01-22T02:30:00Z","terrain":0.21},{"above_terrain":false,"airmass":null,"alt":-8.46,"az":313.5,"t":"2041-01-22T02:35:00Z","terrain":0.37},{"above_terrain":false,"airmass":null,"alt":-9.13,"az":314.4,"t":"2041-01-22T02:40:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-9.8,"az":315.4,"t":"2041-01-22T02:45:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-10.45,"az":316.3,"t":"2041-01-22T02:50:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-11.09,"az":317.3,"t":"2041-01-22T02:55:00Z","terrain":0.31},{"above_terrain":false,"airmass":null,"alt":-11.72,"az":318.3,"t":"2041-01-22T03:00:00Z","terrain":0.21},{"above_terrain":false,"airmass":null,"alt":-12.33,"az":319.2,"t":"2041-01-22T03:05:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-12.94,"az":320.2,"t":"2041-01-22T03:10:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-13.53,"az":321.2,"t":"2041-01-22T03:15:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-14.11,"az":322.3,"t":"2041-01-22T03:20:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-14.68,"az":323.3,"t":"2041-01-22T03:25:00Z","terrain":-0.0},{"above_terrain":false,"airmass":null,"alt":-15.23,"az":324.3,"t":"2041-01-22T03:30:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-15.77,"az":325.4,"t":"2041-01-22T03:35:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-16.29,"az":326.4,"t":"2041-01-22T03:40:00Z","terrain":-0.3},{"above_terrain":false,"airmass":null,"alt":-16.8,"az":327.5,"t":"2041-01-22T03:45:00Z","terrain":-0.31},{"above_terrain":false,"airmass":null,"alt":-17.3,"az":328.6,"t":"2041-01-22T03:50:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-17.78,"az":329.7,"t":"2041-01-22T03:55:00Z","terrain":-0.27},{"above_terrain":false,"airmass":null,"alt":-18.24,"az":330.8,"t":"2041-01-22T04:00:00Z","terrain":-0.38},{"above_terrain":false,"airmass":null,"alt":-18.69,"az":331.9,"t":"2041-01-22T04:05:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-19.13,"az":333.0,"t":"2041-01-22T04:10:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-19.54,"az":334.1,"t":"2041-01-22T04:15:00Z","terrain":-0.27},{"above_terrain":false,"airmass":null,"alt":-19.94,"az":335.2,"t":"2041-01-22T04:20:00Z","terrain":-0.65},{"above_terrain":false,"airmass":null,"alt":-20.33,"az":336.4,"t":"2041-01-22T04:25:00Z","terrain":-0.79},{"above_terrain":false,"airmass":null,"alt":-20.69,"az":337.5,"t":"2041-01-22T04:30:00Z","terrain":-0.59},{"above_terrain":false,"airmass":null,"alt":-21.04,"az":338.7,"t":"2041-01-22T04:35:00Z","terrain":-0.67},{"above_terrain":false,"airmass":null,"alt":-21.37,"az":339.9,"t":"2041-01-22T04:40:00Z","terrain":-0.56},{"above_terrain":false,"airmass":null,"alt":-21.69,"az":341.1,"t":"2041-01-22T04:45:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-21.98,"az":342.3,"t":"2041-01-22T04:50:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-22.26,"az":343.5,"t":"2041-01-22T04:55:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-22.51,"az":344.7,"t":"2041-01-22T05:00:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-22.75,"az":345.9,"t":"2041-01-22T05:05:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-22.97,"az":347.1,"t":"2041-01-22T05:10:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-23.17,"az":348.3,"t":"2041-01-22T05:15:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-23.35,"az":349.5,"t":"2041-01-22T05:20:00Z","terrain":0.08},{"above_terrain":false,"airmass":null,"alt":-23.51,"az":350.8,"t":"2041-01-22T05:25:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-23.65,"az":352.0,"t":"2041-01-22T05:30:00Z","terrain":0.27},{"above_terrain":false,"airmass":null,"alt":-23.77,"az":353.3,"t":"2041-01-22T05:35:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-23.87,"az":354.5,"t":"2041-01-22T05:40:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-23.95,"az":355.7,"t":"2041-01-22T05:45:00Z","terrain":0.72},{"above_terrain":false,"airmass":null,"alt":-24.01,"az":357.0,"t":"2041-01-22T05:50:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-24.05,"az":358.2,"t":"2041-01-22T05:55:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-24.07,"az":359.5,"t":"2041-01-22T06:00:00Z","terrain":0.56},{"above_terrain":false,"airmass":null,"alt":-24.06,"az":0.7,"t":"2041-01-22T06:05:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-24.04,"az":2.0,"t":"2041-01-22T06:10:00Z","terrain":0.12},{"above_terrain":false,"airmass":null,"alt":-24.0,"az":3.2,"t":"2041-01-22T06:15:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-23.94,"az":4.5,"t":"2041-01-22T06:20:00Z","terrain":-0.35},{"above_terrain":false,"airmass":null,"alt":-23.85,"az":5.7,"t":"2041-01-22T06:25:00Z","terrain":-0.55},{"above_terrain":false,"airmass":null,"alt":-23.75,"az":7.0,"t":"2041-01-22T06:30:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-23.62,"az":8.2,"t":"2041-01-22T06:35:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-23.48,"az":9.5,"t":"2041-01-22T06:40:00Z","terrain":-0.63},{"above_terrain":false,"airmass":null,"alt":-23.32,"az":10.7,"t":"2041-01-22T06:45:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-23.13,"az":11.9,"t":"2041-01-22T06:50:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-22.93,"az":13.1,"t":"2041-01-22T06:55:00Z","terrain":-0.05},{"above_terrain":false,"airmass":null,"alt":-22.71,"az":14.4,"t":"2041-01-22T07:00:00Z","terrain":0.21},{"above_terrain":false,"airmass":null,"alt":-22.47,"az":15.6,"t":"2041-01-22T07:05:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-22.21,"az":16.8,"t":"2041-01-22T07:10:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-21.93,"az":18.0,"t":"2041-01-22T07:15:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-21.63,"az":19.2,"t":"2041-01-22T07:20:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-21.31,"az":20.3,"t":"2041-01-22T07:25:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-20.98,"az":21.5,"t":"2041-01-22T07:30:00Z","terrain":0.84},{"above_terrain":false,"airmass":null,"alt":-20.63,"az":22.7,"t":"2041-01-22T07:35:00Z","terrain":1.1},{"above_terrain":false,"airmass":null,"alt":-20.26,"az":23.8,"t":"2041-01-22T07:40:00Z","terrain":0.96},{"above_terrain":false,"airmass":null,"alt":-19.87,"az":25.0,"t":"2041-01-22T07:45:00Z","terrain":1.21},{"above_terrain":false,"airmass":null,"alt":-19.47,"az":26.1,"t":"2041-01-22T07:50:00Z","terrain":1.33},{"above_terrain":false,"airmass":null,"alt":-19.05,"az":27.2,"t":"2041-01-22T07:55:00Z","terrain":1.26},{"above_terrain":false,"airmass":null,"alt":-18.61,"az":28.4,"t":"2041-01-22T08:00:00Z","terrain":1.12},{"above_terrain":false,"airmass":null,"alt":-18.16,"az":29.5,"t":"2041-01-22T08:05:00Z","terrain":1.07},{"above_terrain":false,"airmass":null,"alt":-17.69,"az":30.6,"t":"2041-01-22T08:10:00Z","terrain":1.24},{"above_terrain":false,"airmass":null,"alt":-17.2,"az":31.6,"t":"2041-01-22T08:15:00Z","terrain":1.32},{"above_terrain":false,"airmass":null,"alt":-16.71,"az":32.7,"t":"2041-01-22T08:20:00Z","terrain":1.09},{"above_terrain":false,"airmass":null,"alt":-16.19,"az":33.8,"t":"2041-01-22T08:25:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-15.67,"az":34.8,"t":"2041-01-22T08:30:00Z","terrain":0.11},{"above_terrain":false,"airmass":null,"alt":-15.12,"az":35.9,"t":"2041-01-22T08:35:00Z","terrain":0.03},{"above_terrain":false,"airmass":null,"alt":-14.57,"az":36.9,"t":"2041-01-22T08:40:00Z","terrain":-0.08},{"above_terrain":false,"airmass":null,"alt":-14.0,"az":37.9,"t":"2041-01-22T08:45:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-13.42,"az":38.9,"t":"2041-01-22T08:50:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-12.82,"az":39.9,"t":"2041-01-22T08:55:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-12.22,"az":40.9,"t":"2041-01-22T09:00:00Z","terrain":0.02},{"above_terrain":false,"airmass":null,"alt":-11.6,"az":41.9,"t":"2041-01-22T09:05:00Z","terrain":0.11},{"above_terrain":false,"airmass":null,"alt":-10.97,"az":42.9,"t":"2041-01-22T09:10:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-10.32,"az":43.9,"t":"2041-01-22T09:15:00Z","terrain":0.39},{"above_terrain":false,"airmass":null,"alt":-9.67,"az":44.8,"t":"2041-01-22T09:20:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-9.0,"az":45.7,"t":"2041-01-22T09:25:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-8.33,"az":46.7,"t":"2041-01-22T09:30:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-7.64,"az":47.6,"t":"2041-01-22T09:35:00Z","terrain":0.56},{"above_terrain":false,"airmass":null,"alt":-6.95,"az":48.5,"t":"2041-01-22T09:40:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-6.24,"az":49.4,"t":"2041-01-22T09:45:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-5.52,"az":50.3,"t":"2041-01-22T09:50:00Z","terrain":0.44},{"above_terrain":false,"airmass":null,"alt":-4.8,"az":51.2,"t":"2041-01-22T09:55:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-4.07,"az":52.1,"t":"2041-01-22T10:00:00Z","terrain":0.65}],"transit":{"airmass":1.05,"alt":72.5,"az":180.8,"t":"2041-01-21T18:05:00Z"},"usable_hours":6.58,"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."]}