{"assessment":{"best_window":{"end":"2040-10-19T19:20Z","end_local":"22:20","hours":2.17,"label":"good","mean_quality":0.67,"start":"2040-10-19T17:10Z","start_local":"20:10"},"cost":{"altitude":6.12,"clouds":0.0,"darkness":1.3,"moon":1.59},"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":70,"cloud":null,"high":null,"iso":"2040-10-19T16:00Z","label":"unusable","low":null,"mid":null,"moon_alt":5,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"19:00","wind":null},{"alt":70,"cloud":null,"high":null,"iso":"2040-10-19T17:00Z","label":"marginal","low":null,"mid":null,"moon_alt":16,"precip":null,"q":0.36,"rh":null,"sky":"astronomical twilight","temp":null,"time":"20:00","wind":null},{"alt":63,"cloud":null,"high":null,"iso":"2040-10-19T18:00Z","label":"good","low":null,"mid":null,"moon_alt":27,"precip":null,"q":0.68,"rh":null,"sky":"night","temp":null,"time":"21:00","wind":null},{"alt":53,"cloud":null,"high":null,"iso":"2040-10-19T19:00Z","label":"good","low":null,"mid":null,"moon_alt":37,"precip":null,"q":0.62,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":42,"cloud":null,"high":null,"iso":"2040-10-19T20:00Z","label":"marginal","low":null,"mid":null,"moon_alt":46,"precip":null,"q":0.55,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":31,"cloud":null,"high":null,"iso":"2040-10-19T21:00Z","label":"marginal","low":null,"mid":null,"moon_alt":52,"precip":null,"q":0.49,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":20,"cloud":null,"high":null,"iso":"2040-10-19T22:00Z","label":"unusable","low":null,"mid":null,"moon_alt":54,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":9,"cloud":null,"high":null,"iso":"2040-10-19T23:00Z","label":"unusable","low":null,"mid":null,"moon_alt":52,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":-1,"cloud":null,"high":null,"iso":"2040-10-20T00:00Z","label":"unusable","low":null,"mid":null,"moon_alt":46,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":-10,"cloud":null,"high":null,"iso":"2040-10-20T01:00Z","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":-17,"cloud":null,"high":null,"iso":"2040-10-20T02:00Z","label":"unusable","low":null,"mid":null,"moon_alt":27,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":-22,"cloud":null,"high":null,"iso":"2040-10-20T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":17,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"06:00","wind":null},{"alt":-25,"cloud":null,"high":null,"iso":"2040-10-20T04:00Z","label":"unusable","low":null,"mid":null,"moon_alt":6,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"07:00","wind":null}],"peak_quality":0.71,"peak_sky":0.71,"quality_hours":3.0,"reasons":["the target being low or below 20\u00b0 cost 6.1 quality-hours","moonlight cost 1.6 quality-hours","daylight and twilight cost 1.3 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":53,"score_weather":null,"sky_hours":3.0,"verdict":"unknown","verdict_astronomy":"marginal","weather_known":false,"windows":[{"end":"2040-10-19T16:05Z","end_local":"19:05","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2040-10-19T15:30Z","start_local":"18:30"},{"end":"2040-10-19T16:35Z","end_local":"19:35","hours":0.5,"label":"poor","mean_quality":0.11,"start":"2040-10-19T16:05Z","start_local":"19:05"},{"end":"2040-10-19T17:10Z","end_local":"20:10","hours":0.58,"label":"marginal","mean_quality":0.36,"start":"2040-10-19T16:35Z","start_local":"19:35"},{"end":"2040-10-19T19:20Z","end_local":"22:20","hours":2.17,"label":"good","mean_quality":0.67,"start":"2040-10-19T17:10Z","start_local":"20:10"},{"end":"2040-10-19T21:50Z","end_local":"00:50","hours":2.5,"label":"marginal","mean_quality":0.5,"start":"2040-10-19T19:20Z","start_local":"22:20"},{"end":"2040-10-19T22:00Z","end_local":"01:00","hours":0.17,"label":"poor","mean_quality":0.27,"start":"2040-10-19T21:50Z","start_local":"00:50"},{"end":"2040-10-20T04:40Z","end_local":"07:40","hours":6.67,"label":"unusable","mean_quality":0.0,"start":"2040-10-19T22:00Z","start_local":"01:00"}]},"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":"2040-10-19T17:05:33Z","dark_hours":10.02,"dark_to":"2040-10-20T03:06:34Z","moon":{"illumination":0.998,"phase":"full moon","waxing":true},"moon_free_dark_hours":0.0,"moonrise":"2040-10-19T15:31:52Z","moonset":"2040-10-20T04:32:17Z","sunrise":"2040-10-20T04:39:21Z","sunset":"2040-10-19T15:32:58Z","twilight":{"astronomical":{"end":"2040-10-19T17:05:33Z","start":"2040-10-20T03:06:34Z"},"civil":{"end":"2040-10-19T16:01:08Z","start":"2040-10-20T04:11:07Z"},"nautical":{"end":"2040-10-19T16:33:26Z","start":"2040-10-20T03:38:45Z"}},"window_end":"2040-10-20T09:00:00Z","window_start":"2040-10-19T09:00:00Z"},"night_date":"2040-10-19","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.07,"alt":69.2,"t":"2040-10-19T17:10:00Z"},"dec":22.71085365,"dec_of_date":22.8258,"dec_str":"+22\u00b0 42' 39.1\"","good_hours":4.0,"limit_rise":"2040-10-19T10:57:25Z","limit_set":"2040-10-19T21:59:32Z","max_az_rate_deg_per_min":0.71,"moon_separation":80.7,"never_rises":false,"ra":300.18213726,"ra_of_date":300.6227,"ra_str":"20h 00m 43.7s","resolved":{"dec":22.71085365,"name":"HD 189733","ra":300.18213726,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=HD%20189733","source":"sesame","spectral_type":"K2V","type":"BY*","type_text":"BY Draconis variable \u2014 a spotted, rotating star","vmag":7.648},"summary":"4.0 dark hours above 30\u00b0 \u2014 a proper target for this night.","terrain":{"available":true,"behind_at":"2040-10-19T23:53:33Z","blocked_dark_hours":0,"clears_at":"2040-10-19T09:08:54Z","rise_az":60.1},"track":[{"above_terrain":false,"airmass":null,"alt":-0.26,"az":58.4,"t":"2040-10-19T09:00:00Z","terrain":1.23},{"above_terrain":false,"airmass":30.9,"alt":0.54,"az":59.3,"t":"2040-10-19T09:05:00Z","terrain":1.2},{"above_terrain":true,"airmass":23.52,"alt":1.35,"az":60.1,"t":"2040-10-19T09:10:00Z","terrain":1.16},{"above_terrain":true,"airmass":18.6,"alt":2.16,"az":60.9,"t":"2040-10-19T09:15:00Z","terrain":1.1},{"above_terrain":true,"airmass":15.21,"alt":2.98,"az":61.7,"t":"2040-10-19T09:20:00Z","terrain":1.03},{"above_terrain":true,"airmass":12.76,"alt":3.81,"az":62.5,"t":"2040-10-19T09:25:00Z","terrain":0.96},{"above_terrain":true,"airmass":10.94,"alt":4.64,"az":63.3,"t":"2040-10-19T09:30:00Z","terrain":0.86},{"above_terrain":true,"airmass":9.55,"alt":5.48,"az":64.1,"t":"2040-10-19T09:35:00Z","terrain":0.77},{"above_terrain":true,"airmass":8.44,"alt":6.33,"az":64.9,"t":"2040-10-19T09:40:00Z","terrain":0.77},{"above_terrain":true,"airmass":7.56,"alt":7.18,"az":65.7,"t":"2040-10-19T09:45:00Z","terrain":0.81},{"above_terrain":true,"airmass":6.83,"alt":8.03,"az":66.5,"t":"2040-10-19T09:50:00Z","terrain":0.88},{"above_terrain":true,"airmass":6.22,"alt":8.89,"az":67.3,"t":"2040-10-19T09:55:00Z","terrain":0.95},{"above_terrain":true,"airmass":5.71,"alt":9.76,"az":68.0,"t":"2040-10-19T10:00:00Z","terrain":0.99},{"above_terrain":true,"airmass":5.28,"alt":10.63,"az":68.8,"t":"2040-10-19T10:05:00Z","terrain":1.04},{"above_terrain":true,"airmass":4.9,"alt":11.51,"az":69.6,"t":"2040-10-19T10:10:00Z","terrain":1.15},{"above_terrain":true,"airmass":4.57,"alt":12.38,"az":70.3,"t":"2040-10-19T10:15:00Z","terrain":1.23},{"above_terrain":true,"airmass":4.28,"alt":13.27,"az":71.1,"t":"2040-10-19T10:20:00Z","terrain":1.25},{"above_terrain":true,"airmass":4.03,"alt":14.16,"az":71.9,"t":"2040-10-19T10:25:00Z","terrain":1.21},{"above_terrain":true,"airmass":3.8,"alt":15.05,"az":72.6,"t":"2040-10-19T10:30:00Z","terrain":1.07},{"above_terrain":true,"airmass":3.6,"alt":15.94,"az":73.4,"t":"2040-10-19T10:35:00Z","terrain":0.89},{"above_terrain":true,"airmass":3.42,"alt":16.84,"az":74.1,"t":"2040-10-19T10:40:00Z","terrain":0.72},{"above_terrain":true,"airmass":3.25,"alt":17.74,"az":74.9,"t":"2040-10-19T10:45:00Z","terrain":0.64},{"above_terrain":true,"airmass":3.1,"alt":18.65,"az":75.7,"t":"2040-10-19T10:50:00Z","terrain":0.69},{"above_terrain":true,"airmass":2.97,"alt":19.56,"az":76.4,"t":"2040-10-19T10:55:00Z","terrain":0.71},{"above_terrain":true,"airmass":2.84,"alt":20.47,"az":77.2,"t":"2040-10-19T11:00:00Z","terrain":0.69},{"above_terrain":true,"airmass":2.73,"alt":21.38,"az":77.9,"t":"2040-10-19T11:05:00Z","terrain":0.64},{"above_terrain":true,"airmass":2.62,"alt":22.3,"az":78.7,"t":"2040-10-19T11:10:00Z","terrain":0.59},{"above_terrain":true,"airmass":2.52,"alt":23.22,"az":79.4,"t":"2040-10-19T11:15:00Z","terrain":0.52},{"above_terrain":true,"airmass":2.43,"alt":24.14,"az":80.2,"t":"2040-10-19T11:20:00Z","terrain":0.51},{"above_terrain":true,"airmass":2.35,"alt":25.06,"az":81.0,"t":"2040-10-19T11:25:00Z","terrain":0.67},{"above_terrain":true,"airmass":2.27,"alt":25.99,"az":81.7,"t":"2040-10-19T11:30:00Z","terrain":0.77},{"above_terrain":true,"airmass":2.2,"alt":26.91,"az":82.5,"t":"2040-10-19T11:35:00Z","terrain":0.63},{"above_terrain":true,"airmass":2.13,"alt":27.84,"az":83.3,"t":"2040-10-19T11:40:00Z","terrain":0.44},{"above_terrain":true,"airmass":2.07,"alt":28.77,"az":84.1,"t":"2040-10-19T11:45:00Z","terrain":0.38},{"above_terrain":true,"airmass":2.01,"alt":29.7,"az":84.8,"t":"2040-10-19T11:50:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.96,"alt":30.64,"az":85.6,"t":"2040-10-19T11:55:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.91,"alt":31.57,"az":86.4,"t":"2040-10-19T12:00:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.86,"alt":32.51,"az":87.2,"t":"2040-10-19T12:05:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.81,"alt":33.44,"az":88.0,"t":"2040-10-19T12:10:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.77,"alt":34.38,"az":88.8,"t":"2040-10-19T12:15:00Z","terrain":-0.18},{"above_terrain":true,"airmass":1.73,"alt":35.31,"az":89.7,"t":"2040-10-19T12:20:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.69,"alt":36.25,"az":90.5,"t":"2040-10-19T12:25:00Z","terrain":-0.15},{"above_terrain":true,"airmass":1.65,"alt":37.18,"az":91.4,"t":"2040-10-19T12:30:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.62,"alt":38.12,"az":92.2,"t":"2040-10-19T12:35:00Z","terrain":0.15},{"above_terrain":true,"airmass":1.58,"alt":39.05,"az":93.1,"t":"2040-10-19T12:40:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.55,"alt":39.99,"az":94.0,"t":"2040-10-19T12:45:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.52,"alt":40.92,"az":94.9,"t":"2040-10-19T12:50:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.5,"alt":41.85,"az":95.8,"t":"2040-10-19T12:55:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.47,"alt":42.78,"az":96.7,"t":"2040-10-19T13:00:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.45,"alt":43.71,"az":97.6,"t":"2040-10-19T13:05:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.42,"alt":44.64,"az":98.6,"t":"2040-10-19T13:10:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.4,"alt":45.56,"az":99.6,"t":"2040-10-19T13:15:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.38,"alt":46.49,"az":100.6,"t":"2040-10-19T13:20:00Z","terrain":0.16},{"above_terrain":true,"airmass":1.36,"alt":47.4,"az":101.6,"t":"2040-10-19T13:25:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.34,"alt":48.32,"az":102.7,"t":"2040-10-19T13:30:00Z","terrain":-0.16},{"above_terrain":true,"airmass":1.32,"alt":49.23,"az":103.7,"t":"2040-10-19T13:35:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.3,"alt":50.14,"az":104.8,"t":"2040-10-19T13:40:00Z","terrain":-0.18},{"above_terrain":true,"airmass":1.28,"alt":51.04,"az":106.0,"t":"2040-10-19T13:45:00Z","terrain":-0.63},{"above_terrain":true,"airmass":1.27,"alt":51.94,"az":107.1,"t":"2040-10-19T13:50:00Z","terrain":-0.66},{"above_terrain":true,"airmass":1.25,"alt":52.83,"az":108.4,"t":"2040-10-19T13:55:00Z","terrain":-1.02},{"above_terrain":true,"airmass":1.24,"alt":53.71,"az":109.6,"t":"2040-10-19T14:00:00Z","terrain":-1.17},{"above_terrain":true,"airmass":1.23,"alt":54.59,"az":110.9,"t":"2040-10-19T14:05:00Z","terrain":-1.31},{"above_terrain":true,"airmass":1.21,"alt":55.46,"az":112.2,"t":"2040-10-19T14:10:00Z","terrain":-1.39},{"above_terrain":true,"airmass":1.2,"alt":56.32,"az":113.6,"t":"2040-10-19T14:15:00Z","terrain":-1.54},{"above_terrain":true,"airmass":1.19,"alt":57.18,"az":115.0,"t":"2040-10-19T14:20:00Z","terrain":-1.51},{"above_terrain":true,"airmass":1.18,"alt":58.02,"az":116.5,"t":"2040-10-19T14:25:00Z","terrain":-1.54},{"above_terrain":true,"airmass":1.17,"alt":58.85,"az":118.0,"t":"2040-10-19T14:30:00Z","terrain":-1.42},{"above_terrain":true,"airmass":1.16,"alt":59.67,"az":119.6,"t":"2040-10-19T14:35:00Z","terrain":-1.34},{"above_terrain":true,"airmass":1.15,"alt":60.48,"az":121.2,"t":"2040-10-19T14:40:00Z","terrain":-1.24},{"above_terrain":true,"airmass":1.14,"alt":61.27,"az":123.0,"t":"2040-10-19T14:45:00Z","terrain":-1.38},{"above_terrain":true,"airmass":1.13,"alt":62.05,"az":124.8,"t":"2040-10-19T14:50:00Z","terrain":-1.6},{"above_terrain":true,"airmass":1.12,"alt":62.81,"az":126.7,"t":"2040-10-19T14:55:00Z","terrain":-1.56},{"above_terrain":true,"airmass":1.12,"alt":63.55,"az":128.6,"t":"2040-10-19T15:00:00Z","terrain":-1.24},{"above_terrain":true,"airmass":1.11,"alt":64.27,"az":130.7,"t":"2040-10-19T15:05:00Z","terrain":-1.64},{"above_terrain":true,"airmass":1.1,"alt":64.97,"az":132.8,"t":"2040-10-19T15:10:00Z","terrain":-1.66},{"above_terrain":true,"airmass":1.1,"alt":65.64,"az":135.1,"t":"2040-10-19T15:15:00Z","terrain":-1.3},{"above_terrain":true,"airmass":1.09,"alt":66.29,"az":137.4,"t":"2040-10-19T15:20:00Z","terrain":-1.19},{"above_terrain":true,"airmass":1.09,"alt":66.91,"az":139.9,"t":"2040-10-19T15:25:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.08,"alt":67.5,"az":142.4,"t":"2040-10-19T15:30:00Z","terrain":-1.34},{"above_terrain":true,"airmass":1.08,"alt":68.05,"az":145.1,"t":"2040-10-19T15:35:00Z","terrain":-1.49},{"above_terrain":true,"airmass":1.07,"alt":68.57,"az":147.9,"t":"2040-10-19T15:40:00Z","terrain":-1.43},{"above_terrain":true,"airmass":1.07,"alt":69.04,"az":150.8,"t":"2040-10-19T15:45:00Z","terrain":-1.21},{"above_terrain":true,"airmass":1.07,"alt":69.48,"az":153.9,"t":"2040-10-19T15:50:00Z","terrain":-1.02},{"above_terrain":true,"airmass":1.06,"alt":69.87,"az":157.0,"t":"2040-10-19T15:55:00Z","terrain":-1.09},{"above_terrain":true,"airmass":1.06,"alt":70.21,"az":160.2,"t":"2040-10-19T16:00:00Z","terrain":-0.96},{"above_terrain":true,"airmass":1.06,"alt":70.5,"az":163.5,"t":"2040-10-19T16:05:00Z","terrain":-1.45},{"above_terrain":true,"airmass":1.06,"alt":70.74,"az":167.0,"t":"2040-10-19T16:10:00Z","terrain":-1.17},{"above_terrain":true,"airmass":1.06,"alt":70.92,"az":170.4,"t":"2040-10-19T16:15:00Z","terrain":-0.62},{"above_terrain":true,"airmass":1.06,"alt":71.05,"az":174.0,"t":"2040-10-19T16:20:00Z","terrain":-0.39},{"above_terrain":true,"airmass":1.06,"alt":71.12,"az":177.5,"t":"2040-10-19T16:25:00Z","terrain":-0.38},{"above_terrain":true,"airmass":1.06,"alt":71.13,"az":181.1,"t":"2040-10-19T16:30:00Z","terrain":-0.61},{"above_terrain":true,"airmass":1.06,"alt":71.08,"az":184.6,"t":"2040-10-19T16:35:00Z","terrain":-0.6},{"above_terrain":true,"airmass":1.06,"alt":70.98,"az":188.2,"t":"2040-10-19T16:40:00Z","terrain":-0.65},{"above_terrain":true,"airmass":1.06,"alt":70.82,"az":191.7,"t":"2040-10-19T16:45:00Z","terrain":-0.42},{"above_terrain":true,"airmass":1.06,"alt":70.6,"az":195.1,"t":"2040-10-19T16:50:00Z","terrain":-0.46},{"above_terrain":true,"airmass":1.06,"alt":70.33,"az":198.5,"t":"2040-10-19T16:55:00Z","terrain":-0.35},{"above_terrain":true,"airmass":1.06,"alt":70.01,"az":201.7,"t":"2040-10-19T17:00:00Z","terrain":-0.5},{"above_terrain":true,"airmass":1.07,"alt":69.64,"az":204.9,"t":"2040-10-19T17:05:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.07,"alt":69.22,"az":208.0,"t":"2040-10-19T17:10:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.07,"alt":68.76,"az":210.9,"t":"2040-10-19T17:15:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.08,"alt":68.26,"az":213.8,"t":"2040-10-19T17:20:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.08,"alt":67.72,"az":216.5,"t":"2040-10-19T17:25:00Z","terrain":0.84},{"above_terrain":true,"airmass":1.08,"alt":67.15,"az":219.1,"t":"2040-10-19T17:30:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.09,"alt":66.54,"az":221.6,"t":"2040-10-19T17:35:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.09,"alt":65.9,"az":224.0,"t":"2040-10-19T17:40:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.1,"alt":65.24,"az":226.3,"t":"2040-10-19T17:45:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.11,"alt":64.55,"az":228.5,"t":"2040-10-19T17:50:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.11,"alt":63.84,"az":230.6,"t":"2040-10-19T17:55:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.12,"alt":63.11,"az":232.6,"t":"2040-10-19T18:00:00Z","terrain":0.84},{"above_terrain":true,"airmass":1.13,"alt":62.35,"az":234.5,"t":"2040-10-19T18:05:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.14,"alt":61.58,"az":236.3,"t":"2040-10-19T18:10:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.14,"alt":60.8,"az":238.1,"t":"2040-10-19T18:15:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.15,"alt":59.99,"az":239.8,"t":"2040-10-19T18:20:00Z","terrain":0.74},{"above_terrain":true,"airmass":1.16,"alt":59.18,"az":241.4,"t":"2040-10-19T18:25:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.17,"alt":58.35,"az":242.9,"t":"2040-10-19T18:30:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.18,"alt":57.51,"az":244.4,"t":"2040-10-19T18:35:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.2,"alt":56.66,"az":245.9,"t":"2040-10-19T18:40:00Z","terrain":1.16},{"above_terrain":true,"airmass":1.21,"alt":55.8,"az":247.3,"t":"2040-10-19T18:45:00Z","terrain":0.9},{"above_terrain":true,"airmass":1.22,"alt":54.94,"az":248.6,"t":"2040-10-19T18:50:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.23,"alt":54.06,"az":249.9,"t":"2040-10-19T18:55:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.25,"alt":53.18,"az":251.2,"t":"2040-10-19T19:00:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.26,"alt":52.29,"az":252.4,"t":"2040-10-19T19:05:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.28,"alt":51.39,"az":253.6,"t":"2040-10-19T19:10:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.29,"alt":50.49,"az":254.7,"t":"2040-10-19T19:15:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.31,"alt":49.59,"az":255.8,"t":"2040-10-19T19:20:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.33,"alt":48.68,"az":256.9,"t":"2040-10-19T19:25:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.35,"alt":47.77,"az":258.0,"t":"2040-10-19T19:30:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.37,"alt":46.85,"az":259.0,"t":"2040-10-19T19:35:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.39,"alt":45.93,"az":260.0,"t":"2040-10-19T19:40:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.41,"alt":45.01,"az":261.0,"t":"2040-10-19T19:45:00Z","terrain":0.84},{"above_terrain":true,"airmass":1.44,"alt":44.08,"az":262.0,"t":"2040-10-19T19:50:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.46,"alt":43.15,"az":262.9,"t":"2040-10-19T19:55:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.49,"alt":42.22,"az":263.9,"t":"2040-10-19T20:00:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.51,"alt":41.29,"az":264.8,"t":"2040-10-19T20:05:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.54,"alt":40.36,"az":265.7,"t":"2040-10-19T20:10:00Z","terrain":0.44},{"above_terrain":true,"airmass":1.57,"alt":39.42,"az":266.6,"t":"2040-10-19T20:15:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.6,"alt":38.49,"az":267.4,"t":"2040-10-19T20:20:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.64,"alt":37.55,"az":268.3,"t":"2040-10-19T20:25:00Z","terrain":0.68},{"above_terrain":true,"airmass":1.67,"alt":36.62,"az":269.2,"t":"2040-10-19T20:30:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.71,"alt":35.68,"az":270.0,"t":"2040-10-19T20:35:00Z","terrain":0.9},{"above_terrain":true,"airmass":1.75,"alt":34.75,"az":270.8,"t":"2040-10-19T20:40:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.79,"alt":33.81,"az":271.6,"t":"2040-10-19T20:45:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.84,"alt":32.88,"az":272.5,"t":"2040-10-19T20:50:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.89,"alt":31.94,"az":273.3,"t":"2040-10-19T20:55:00Z","terrain":0.1},{"above_terrain":true,"airmass":1.94,"alt":31.01,"az":274.1,"t":"2040-10-19T21:00:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.99,"alt":30.07,"az":274.8,"t":"2040-10-19T21:05:00Z","terrain":0.07},{"above_terrain":true,"airmass":2.05,"alt":29.14,"az":275.6,"t":"2040-10-19T21:10:00Z","terrain":0.03},{"above_terrain":true,"airmass":2.11,"alt":28.21,"az":276.4,"t":"2040-10-19T21:15:00Z","terrain":-0.06},{"above_terrain":true,"airmass":2.17,"alt":27.28,"az":277.2,"t":"2040-10-19T21:20:00Z","terrain":-0.13},{"above_terrain":true,"airmass":2.24,"alt":26.35,"az":278.0,"t":"2040-10-19T21:25:00Z","terrain":-0.08},{"above_terrain":true,"airmass":2.32,"alt":25.43,"az":278.7,"t":"2040-10-19T21:30:00Z","terrain":-0.04},{"above_terrain":true,"airmass":2.4,"alt":24.5,"az":279.5,"t":"2040-10-19T21:35:00Z","terrain":-0.07},{"above_terrain":true,"airmass":2.49,"alt":23.58,"az":280.3,"t":"2040-10-19T21:40:00Z","terrain":-0.09},{"above_terrain":true,"airmass":2.58,"alt":22.66,"az":281.0,"t":"2040-10-19T21:45:00Z","terrain":0.03},{"above_terrain":true,"airmass":2.68,"alt":21.74,"az":281.8,"t":"2040-10-19T21:50:00Z","terrain":-0.09},{"above_terrain":true,"airmass":2.79,"alt":20.83,"az":282.5,"t":"2040-10-19T21:55:00Z","terrain":-0.07},{"above_terrain":true,"airmass":2.91,"alt":19.92,"az":283.3,"t":"2040-10-19T22:00:00Z","terrain":0.03},{"above_terrain":true,"airmass":3.05,"alt":19.01,"az":284.0,"t":"2040-10-19T22:05:00Z","terrain":0.12},{"above_terrain":true,"airmass":3.19,"alt":18.1,"az":284.8,"t":"2040-10-19T22:10:00Z","terrain":0.21},{"above_terrain":true,"airmass":3.35,"alt":17.2,"az":285.6,"t":"2040-10-19T22:15:00Z","terrain":0.22},{"above_terrain":true,"airmass":3.52,"alt":16.3,"az":286.3,"t":"2040-10-19T22:20:00Z","terrain":0.27},{"above_terrain":true,"airmass":3.72,"alt":15.4,"az":287.1,"t":"2040-10-19T22:25:00Z","terrain":0.36},{"above_terrain":true,"airmass":3.94,"alt":14.51,"az":287.8,"t":"2040-10-19T22:30:00Z","terrain":0.2},{"above_terrain":true,"airmass":4.18,"alt":13.62,"az":288.6,"t":"2040-10-19T22:35:00Z","terrain":0.18},{"above_terrain":true,"airmass":4.45,"alt":12.73,"az":289.3,"t":"2040-10-19T22:40:00Z","terrain":0.22},{"above_terrain":true,"airmass":4.76,"alt":11.85,"az":290.1,"t":"2040-10-19T22:45:00Z","terrain":0.31},{"above_terrain":true,"airmass":5.12,"alt":10.98,"az":290.9,"t":"2040-10-19T22:50:00Z","terrain":0.47},{"above_terrain":true,"airmass":5.53,"alt":10.1,"az":291.7,"t":"2040-10-19T22:55:00Z","terrain":0.53},{"above_terrain":true,"airmass":6.01,"alt":9.24,"az":292.4,"t":"2040-10-19T23:00:00Z","terrain":0.44},{"above_terrain":true,"airmass":6.58,"alt":8.37,"az":293.2,"t":"2040-10-19T23:05:00Z","terrain":0.27},{"above_terrain":true,"airmass":7.25,"alt":7.52,"az":294.0,"t":"2040-10-19T23:10:00Z","terrain":0.25},{"above_terrain":true,"airmass":8.07,"alt":6.66,"az":294.8,"t":"2040-10-19T23:15:00Z","terrain":0.23},{"above_terrain":true,"airmass":9.08,"alt":5.82,"az":295.6,"t":"2040-10-19T23:20:00Z","terrain":0.29},{"above_terrain":true,"airmass":10.35,"alt":4.97,"az":296.4,"t":"2040-10-19T23:25:00Z","terrain":0.31},{"above_terrain":true,"airmass":11.98,"alt":4.14,"az":297.2,"t":"2040-10-19T23:30:00Z","terrain":0.24},{"above_terrain":true,"airmass":14.15,"alt":3.31,"az":298.0,"t":"2040-10-19T23:35:00Z","terrain":0.13},{"above_terrain":true,"airmass":17.12,"alt":2.49,"az":298.8,"t":"2040-10-19T23:40:00Z","terrain":0.16},{"above_terrain":true,"airmass":21.34,"alt":1.67,"az":299.6,"t":"2040-10-19T23:45:00Z","terrain":0.29},{"above_terrain":true,"airmass":27.61,"alt":0.86,"az":300.4,"t":"2040-10-19T23:50:00Z","terrain":0.35},{"above_terrain":false,"airmass":37.12,"alt":0.05,"az":301.2,"t":"2040-10-19T23:55:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-0.74,"az":302.1,"t":"2040-10-20T00:00:00Z","terrain":0.06},{"above_terrain":false,"airmass":null,"alt":-1.53,"az":302.9,"t":"2040-10-20T00:05:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-2.31,"az":303.8,"t":"2040-10-20T00:10:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-3.09,"az":304.6,"t":"2040-10-20T00:15:00Z","terrain":-0.22},{"above_terrain":false,"airmass":null,"alt":-3.85,"az":305.5,"t":"2040-10-20T00:20:00Z","terrain":-0.23},{"above_terrain":false,"airmass":null,"alt":-4.61,"az":306.4,"t":"2040-10-20T00:25:00Z","terrain":-0.04},{"above_terrain":false,"airmass":null,"alt":-5.36,"az":307.3,"t":"2040-10-20T00:30:00Z","terrain":0.22},{"above_terrain":false,"airmass":null,"alt":-6.1,"az":308.1,"t":"2040-10-20T00:35:00Z","terrain":0.3},{"above_terrain":false,"airmass":null,"alt":-6.83,"az":309.0,"t":"2040-10-20T00:40:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-7.55,"az":310.0,"t":"2040-10-20T00:45:00Z","terrain":0.22},{"above_terrain":false,"airmass":null,"alt":-8.27,"az":310.9,"t":"2040-10-20T00:50:00Z","terrain":0.34},{"above_terrain":false,"airmass":null,"alt":-8.97,"az":311.8,"t":"2040-10-20T00:55:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-9.66,"az":312.7,"t":"2040-10-20T01:00:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-10.35,"az":313.7,"t":"2040-10-20T01:05:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-11.02,"az":314.6,"t":"2040-10-20T01:10:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-11.68,"az":315.6,"t":"2040-10-20T01:15:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-12.33,"az":316.6,"t":"2040-10-20T01:20:00Z","terrain":0.37},{"above_terrain":false,"airmass":null,"alt":-12.96,"az":317.6,"t":"2040-10-20T01:25:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-13.59,"az":318.6,"t":"2040-10-20T01:30:00Z","terrain":0.06},{"above_terrain":false,"airmass":null,"alt":-14.2,"az":319.6,"t":"2040-10-20T01:35:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-14.8,"az":320.6,"t":"2040-10-20T01:40:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-15.39,"az":321.6,"t":"2040-10-20T01:45:00Z","terrain":0.06},{"above_terrain":false,"airmass":null,"alt":-15.96,"az":322.7,"t":"2040-10-20T01:50:00Z","terrain":0.12},{"above_terrain":false,"airmass":null,"alt":-16.52,"az":323.7,"t":"2040-10-20T01:55:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-17.07,"az":324.8,"t":"2040-10-20T02:00:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-17.6,"az":325.9,"t":"2040-10-20T02:05:00Z","terrain":-0.23},{"above_terrain":false,"airmass":null,"alt":-18.12,"az":326.9,"t":"2040-10-20T02:10:00Z","terrain":-0.38},{"above_terrain":false,"airmass":null,"alt":-18.62,"az":328.0,"t":"2040-10-20T02:15:00Z","terrain":-0.23},{"above_terrain":false,"airmass":null,"alt":-19.11,"az":329.1,"t":"2040-10-20T02:20:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-19.58,"az":330.3,"t":"2040-10-20T02:25:00Z","terrain":-0.36},{"above_terrain":false,"airmass":null,"alt":-20.04,"az":331.4,"t":"2040-10-20T02:30:00Z","terrain":-0.29},{"above_terrain":false,"airmass":null,"alt":-20.48,"az":332.5,"t":"2040-10-20T02:35:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-20.9,"az":333.7,"t":"2040-10-20T02:40:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-21.31,"az":334.8,"t":"2040-10-20T02:45:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-21.7,"az":336.0,"t":"2040-10-20T02:50:00Z","terrain":-0.83},{"above_terrain":false,"airmass":null,"alt":-22.07,"az":337.2,"t":"2040-10-20T02:55:00Z","terrain":-0.68},{"above_terrain":false,"airmass":null,"alt":-22.43,"az":338.4,"t":"2040-10-20T03:00:00Z","terrain":-0.58},{"above_terrain":false,"airmass":null,"alt":-22.76,"az":339.6,"t":"2040-10-20T03:05:00Z","terrain":-0.62},{"above_terrain":false,"airmass":null,"alt":-23.08,"az":340.8,"t":"2040-10-20T03:10:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-23.38,"az":342.0,"t":"2040-10-20T03:15:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-23.66,"az":343.2,"t":"2040-10-20T03:20:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-23.92,"az":344.4,"t":"2040-10-20T03:25:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-24.16,"az":345.7,"t":"2040-10-20T03:30:00Z","terrain":-0.5},{"above_terrain":false,"airmass":null,"alt":-24.38,"az":346.9,"t":"2040-10-20T03:35:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-24.58,"az":348.2,"t":"2040-10-20T03:40:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-24.76,"az":349.4,"t":"2040-10-20T03:45:00Z","terrain":0.06},{"above_terrain":false,"airmass":null,"alt":-24.93,"az":350.7,"t":"2040-10-20T03:50:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-25.07,"az":352.0,"t":"2040-10-20T03:55:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-25.19,"az":353.2,"t":"2040-10-20T04:00:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-25.29,"az":354.5,"t":"2040-10-20T04:05:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-25.37,"az":355.8,"t":"2040-10-20T04:10:00Z","terrain":0.72},{"above_terrain":false,"airmass":null,"alt":-25.43,"az":357.1,"t":"2040-10-20T04:15:00Z","terrain":0.74},{"above_terrain":false,"airmass":null,"alt":-25.46,"az":358.3,"t":"2040-10-20T04:20:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-25.48,"az":359.6,"t":"2040-10-20T04:25:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-25.48,"az":0.9,"t":"2040-10-20T04:30:00Z","terrain":0.38},{"above_terrain":false,"airmass":null,"alt":-25.45,"az":2.2,"t":"2040-10-20T04:35:00Z","terrain":0.08},{"above_terrain":false,"airmass":null,"alt":-25.41,"az":3.4,"t":"2040-10-20T04:40:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-25.34,"az":4.7,"t":"2040-10-20T04:45:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-25.25,"az":6.0,"t":"2040-10-20T04:50:00Z","terrain":-0.59},{"above_terrain":false,"airmass":null,"alt":-25.14,"az":7.3,"t":"2040-10-20T04:55:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-25.01,"az":8.5,"t":"2040-10-20T05:00:00Z","terrain":-0.54},{"above_terrain":false,"airmass":null,"alt":-24.87,"az":9.8,"t":"2040-10-20T05:05:00Z","terrain":-0.61},{"above_terrain":false,"airmass":null,"alt":-24.7,"az":11.1,"t":"2040-10-20T05:10:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-24.51,"az":12.3,"t":"2040-10-20T05:15:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-24.3,"az":13.6,"t":"2040-10-20T05:20:00Z","terrain":0.02},{"above_terrain":false,"airmass":null,"alt":-24.07,"az":14.8,"t":"2040-10-20T05:25:00Z","terrain":0.35},{"above_terrain":false,"airmass":null,"alt":-23.82,"az":16.0,"t":"2040-10-20T05:30:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-23.55,"az":17.3,"t":"2040-10-20T05:35:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-23.26,"az":18.5,"t":"2040-10-20T05:40:00Z","terrain":0.57},{"above_terrain":false,"airmass":null,"alt":-22.96,"az":19.7,"t":"2040-10-20T05:45:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-22.63,"az":20.9,"t":"2040-10-20T05:50:00Z","terrain":0.69},{"above_terrain":false,"airmass":null,"alt":-22.29,"az":22.1,"t":"2040-10-20T05:55:00Z","terrain":1.01},{"above_terrain":false,"airmass":null,"alt":-21.93,"az":23.3,"t":"2040-10-20T06:00:00Z","terrain":1.09},{"above_terrain":false,"airmass":null,"alt":-21.55,"az":24.4,"t":"2040-10-20T06:05:00Z","terrain":1.05},{"above_terrain":false,"airmass":null,"alt":-21.15,"az":25.6,"t":"2040-10-20T06:10:00Z","terrain":1.29},{"above_terrain":false,"airmass":null,"alt":-20.74,"az":26.8,"t":"2040-10-20T06:15:00Z","terrain":1.29},{"above_terrain":false,"airmass":null,"alt":-20.31,"az":27.9,"t":"2040-10-20T06:20:00Z","terrain":1.2},{"above_terrain":false,"airmass":null,"alt":-19.86,"az":29.0,"t":"2040-10-20T06:25:00Z","terrain":1.01},{"above_terrain":false,"airmass":null,"alt":-19.4,"az":30.2,"t":"2040-10-20T06:30:00Z","terrain":1.18},{"above_terrain":false,"airmass":null,"alt":-18.92,"az":31.3,"t":"2040-10-20T06:35:00Z","terrain":1.32},{"above_terrain":false,"airmass":null,"alt":-18.43,"az":32.4,"t":"2040-10-20T06:40:00Z","terrain":1.2},{"above_terrain":false,"airmass":null,"alt":-17.92,"az":33.5,"t":"2040-10-20T06:45:00Z","terrain":0.72},{"above_terrain":false,"airmass":null,"alt":-17.4,"az":34.6,"t":"2040-10-20T06:50:00Z","terrain":0.22},{"above_terrain":false,"airmass":null,"alt":-16.86,"az":35.6,"t":"2040-10-20T06:55:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-16.31,"az":36.7,"t":"2040-10-20T07:00:00Z","terrain":-0.05},{"above_terrain":false,"airmass":null,"alt":-15.74,"az":37.7,"t":"2040-10-20T07:05:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-15.16,"az":38.8,"t":"2040-10-20T07:10:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-14.57,"az":39.8,"t":"2040-10-20T07:15:00Z","terrain":-0.07},{"above_terrain":false,"airmass":null,"alt":-13.96,"az":40.8,"t":"2040-10-20T07:20:00Z","terrain":0.01},{"above_terrain":false,"airmass":null,"alt":-13.35,"az":41.8,"t":"2040-10-20T07:25:00Z","terrain":0.1},{"above_terrain":false,"airmass":null,"alt":-12.72,"az":42.8,"t":"2040-10-20T07:30:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-12.07,"az":43.8,"t":"2040-10-20T07:35:00Z","terrain":0.38},{"above_terrain":false,"airmass":null,"alt":-11.42,"az":44.8,"t":"2040-10-20T07:40:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-10.76,"az":45.7,"t":"2040-10-20T07:45:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-10.08,"az":46.7,"t":"2040-10-20T07:50:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-9.39,"az":47.6,"t":"2040-10-20T07:55:00Z","terrain":0.56},{"above_terrain":false,"airmass":null,"alt":-8.7,"az":48.6,"t":"2040-10-20T08:00:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-7.99,"az":49.5,"t":"2040-10-20T08:05:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-7.27,"az":50.4,"t":"2040-10-20T08:10:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-6.55,"az":51.3,"t":"2040-10-20T08:15:00Z","terrain":0.56},{"above_terrain":false,"airmass":null,"alt":-5.81,"az":52.2,"t":"2040-10-20T08:20:00Z","terrain":0.67},{"above_terrain":false,"airmass":null,"alt":-5.07,"az":53.1,"t":"2040-10-20T08:25:00Z","terrain":0.85},{"above_terrain":false,"airmass":null,"alt":-4.32,"az":54.0,"t":"2040-10-20T08:30:00Z","terrain":1.0},{"above_terrain":false,"airmass":null,"alt":-3.56,"az":54.8,"t":"2040-10-20T08:35:00Z","terrain":1.07},{"above_terrain":false,"airmass":null,"alt":-2.79,"az":55.7,"t":"2040-10-20T08:40:00Z","terrain":1.06},{"above_terrain":false,"airmass":null,"alt":-2.01,"az":56.6,"t":"2040-10-20T08:45:00Z","terrain":1.06},{"above_terrain":false,"airmass":null,"alt":-1.22,"az":57.4,"t":"2040-10-20T08:50:00Z","terrain":1.14},{"above_terrain":false,"airmass":null,"alt":-0.43,"az":58.2,"t":"2040-10-20T08:55:00Z","terrain":1.24},{"above_terrain":false,"airmass":32.92,"alt":0.37,"az":59.1,"t":"2040-10-20T09:00:00Z","terrain":1.21}],"transit":{"airmass":1.06,"alt":71.1,"az":181.1,"t":"2040-10-19T16:30:00Z"},"usable_hours":4.83,"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."]}
