{"assessment":{"best_window":{"end":"2027-12-20T01:05Z","end_local":"03:05","hours":6.25,"label":"good","mean_quality":0.78,"start":"2027-12-19T18:50Z","start_local":"20:50"},"cost":{"altitude":6.3,"clouds":0.0,"darkness":0.0,"moon":0.44},"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":-16,"cloud":null,"high":null,"iso":"2027-12-19T15:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-47,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"17:00","wind":null},{"alt":-5,"cloud":null,"high":null,"iso":"2027-12-19T16:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-47,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"18:00","wind":null},{"alt":6,"cloud":null,"high":null,"iso":"2027-12-19T17:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-44,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"19:00","wind":null},{"alt":17,"cloud":null,"high":null,"iso":"2027-12-19T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-38,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"20:00","wind":null},{"alt":27,"cloud":null,"high":null,"iso":"2027-12-19T19:00Z","label":"good","low":null,"mid":null,"moon_alt":-30,"precip":null,"q":0.67,"rh":null,"sky":"night","temp":null,"time":"21:00","wind":null},{"alt":35,"cloud":null,"high":null,"iso":"2027-12-19T20:00Z","label":"good","low":null,"mid":null,"moon_alt":-20,"precip":null,"q":0.83,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":41,"cloud":null,"high":null,"iso":"2027-12-19T21:00Z","label":"good","low":null,"mid":null,"moon_alt":-10,"precip":null,"q":0.87,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":43,"cloud":null,"high":null,"iso":"2027-12-19T22:00Z","label":"good","low":null,"mid":null,"moon_alt":0,"precip":null,"q":0.79,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":41,"cloud":null,"high":null,"iso":"2027-12-19T23:00Z","label":"good","low":null,"mid":null,"moon_alt":11,"precip":null,"q":0.76,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":36,"cloud":null,"high":null,"iso":"2027-12-20T00:00Z","label":"good","low":null,"mid":null,"moon_alt":21,"precip":null,"q":0.72,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":28,"cloud":null,"high":null,"iso":"2027-12-20T01:00Z","label":"good","low":null,"mid":null,"moon_alt":31,"precip":null,"q":0.61,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":19,"cloud":null,"high":null,"iso":"2027-12-20T02:00Z","label":"unusable","low":null,"mid":null,"moon_alt":38,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":8,"cloud":null,"high":null,"iso":"2027-12-20T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":44,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":-3,"cloud":null,"high":null,"iso":"2027-12-20T04:00Z","label":"unusable","low":null,"mid":null,"moon_alt":46,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"06:00","wind":null},{"alt":-14,"cloud":null,"high":null,"iso":"2027-12-20T05:00Z","label":"unusable","low":null,"mid":null,"moon_alt":44,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"07:00","wind":null}],"peak_quality":0.89,"peak_sky":0.89,"quality_hours":5.52,"reasons":["the target being low or below 20\u00b0 cost 6.3 quality-hours","moonlight cost 0.4 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":89,"score_weather":null,"sky_hours":5.52,"verdict":"unknown","verdict_astronomy":"good","weather_known":false,"windows":[{"end":"2027-12-19T18:20Z","end_local":"20:20","hours":3.5,"label":"unusable","mean_quality":0.0,"start":"2027-12-19T14:50Z","start_local":"16:50"},{"end":"2027-12-19T18:50Z","end_local":"20:50","hours":0.5,"label":"marginal","mean_quality":0.5,"start":"2027-12-19T18:20Z","start_local":"20:20"},{"end":"2027-12-20T01:05Z","end_local":"03:05","hours":6.25,"label":"good","mean_quality":0.78,"start":"2027-12-19T18:50Z","start_local":"20:50"},{"end":"2027-12-20T01:55Z","end_local":"03:55","hours":0.83,"label":"marginal","mean_quality":0.46,"start":"2027-12-20T01:05Z","start_local":"03:05"},{"end":"2027-12-20T05:45Z","end_local":"07:45","hours":3.83,"label":"unusable","mean_quality":0.0,"start":"2027-12-20T01:55Z","start_local":"03:55"}]},"calculation_version":"2026-10-10.1","forecast":[],"forecast_source":"none","forecast_updated_at":null,"limits":{"good_alt":30.0,"usable_alt":20.0},"night":{"dark_from":"2027-12-19T16:33:04Z","dark_hours":11.51,"dark_to":"2027-12-20T04:03:24Z","moon":{"illumination":0.551,"phase":"waning gibbous","waxing":false},"moon_free_dark_hours":5.4,"moonrise":"2027-12-19T21:58:09Z","moonset":"2027-12-20T09:56:14Z","sunrise":"2027-12-20T05:43:55Z","sunset":"2027-12-19T14:52:34Z","twilight":{"astronomical":{"end":"2027-12-19T16:33:04Z","start":"2027-12-20T04:03:24Z"},"civil":{"end":"2027-12-19T15:24:08Z","start":"2027-12-20T05:12:20Z"},"nautical":{"end":"2027-12-19T15:59:12Z","start":"2027-12-20T04:37:16Z"}},"window_end":"2027-12-20T10:00:00Z","window_start":"2027-12-19T10:00:00Z"},"night_date":"2027-12-19","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.47,"alt":42.9,"t":"2027-12-19T22:05:00Z"},"dec":-5.3876,"dec_of_date":-5.3713,"dec_str":"-05\u00b0 23' 15.4\"","good_hours":5.42,"limit_rise":"2027-12-19T18:16:59Z","limit_set":"2027-12-20T01:52:11Z","max_az_rate_deg_per_min":0.0,"moon_separation":87.2,"never_rises":false,"ra":83.8201,"ra_of_date":84.1638,"ra_str":"05h 35m 16.8s","resolved":{"common_name":"Great Orion Nebula","dec":-5.3876,"name":"M 42","ra":83.8201,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=M42","source":"sesame","type":"HII","type_text":"HII region \u2014 a star-forming nebula"},"summary":"5.4 dark hours above 30\u00b0 \u2014 a proper target for this night.","terrain":{"available":true,"behind_at":"2027-12-20T03:39:17Z","blocked_dark_hours":0,"clears_at":"2027-12-19T16:28:24Z","rise_az":98.1},"track":[{"above_terrain":false,"airmass":null,"alt":-53.65,"az":357.2,"t":"2027-12-19T10:00:00Z","terrain":0.72},{"above_terrain":false,"airmass":null,"alt":-53.68,"az":359.3,"t":"2027-12-19T10:05:00Z","terrain":0.58},{"above_terrain":false,"airmass":null,"alt":-53.67,"az":1.4,"t":"2027-12-19T10:10:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-53.63,"az":3.6,"t":"2027-12-19T10:15:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-53.55,"az":5.7,"t":"2027-12-19T10:20:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-53.44,"az":7.7,"t":"2027-12-19T10:25:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-53.3,"az":9.8,"t":"2027-12-19T10:30:00Z","terrain":-0.61},{"above_terrain":false,"airmass":null,"alt":-53.13,"az":11.9,"t":"2027-12-19T10:35:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-52.92,"az":13.9,"t":"2027-12-19T10:40:00Z","terrain":0.08},{"above_terrain":false,"airmass":null,"alt":-52.68,"az":16.0,"t":"2027-12-19T10:45:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-52.4,"az":18.0,"t":"2027-12-19T10:50:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-52.1,"az":19.9,"t":"2027-12-19T10:55:00Z","terrain":0.67},{"above_terrain":false,"airmass":null,"alt":-51.76,"az":21.9,"t":"2027-12-19T11:00:00Z","terrain":0.96},{"above_terrain":false,"airmass":null,"alt":-51.4,"az":23.8,"t":"2027-12-19T11:05:00Z","terrain":0.97},{"above_terrain":false,"airmass":null,"alt":-51.01,"az":25.7,"t":"2027-12-19T11:10:00Z","terrain":1.3},{"above_terrain":false,"airmass":null,"alt":-50.59,"az":27.6,"t":"2027-12-19T11:15:00Z","terrain":1.23},{"above_terrain":false,"airmass":null,"alt":-50.14,"az":29.4,"t":"2027-12-19T11:20:00Z","terrain":1.06},{"above_terrain":false,"airmass":null,"alt":-49.67,"az":31.2,"t":"2027-12-19T11:25:00Z","terrain":1.31},{"above_terrain":false,"airmass":null,"alt":-49.17,"az":32.9,"t":"2027-12-19T11:30:00Z","terrain":1.01},{"above_terrain":false,"airmass":null,"alt":-48.65,"az":34.7,"t":"2027-12-19T11:35:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-48.11,"az":36.4,"t":"2027-12-19T11:40:00Z","terrain":-0.01},{"above_terrain":false,"airmass":null,"alt":-47.54,"az":38.0,"t":"2027-12-19T11:45:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-46.96,"az":39.6,"t":"2027-12-19T11:50:00Z","terrain":-0.09},{"above_terrain":false,"airmass":null,"alt":-46.35,"az":41.2,"t":"2027-12-19T11:55:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-45.72,"az":42.8,"t":"2027-12-19T12:00:00Z","terrain":0.22},{"above_terrain":false,"airmass":null,"alt":-45.08,"az":44.3,"t":"2027-12-19T12:05:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-44.42,"az":45.8,"t":"2027-12-19T12:10:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-43.74,"az":47.2,"t":"2027-12-19T12:15:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-43.04,"az":48.7,"t":"2027-12-19T12:20:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-42.33,"az":50.1,"t":"2027-12-19T12:25:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-41.61,"az":51.4,"t":"2027-12-19T12:30:00Z","terrain":0.57},{"above_terrain":false,"airmass":null,"alt":-40.87,"az":52.8,"t":"2027-12-19T12:35:00Z","terrain":0.79},{"above_terrain":false,"airmass":null,"alt":-40.12,"az":54.1,"t":"2027-12-19T12:40:00Z","terrain":1.01},{"above_terrain":false,"airmass":null,"alt":-39.35,"az":55.4,"t":"2027-12-19T12:45:00Z","terrain":1.07},{"above_terrain":false,"airmass":null,"alt":-38.58,"az":56.6,"t":"2027-12-19T12:50:00Z","terrain":1.06},{"above_terrain":false,"airmass":null,"alt":-37.79,"az":57.9,"t":"2027-12-19T12:55:00Z","terrain":1.22},{"above_terrain":false,"airmass":null,"alt":-36.99,"az":59.1,"t":"2027-12-19T13:00:00Z","terrain":1.21},{"above_terrain":false,"airmass":null,"alt":-36.19,"az":60.2,"t":"2027-12-19T13:05:00Z","terrain":1.15},{"above_terrain":false,"airmass":null,"alt":-35.37,"az":61.4,"t":"2027-12-19T13:10:00Z","terrain":1.06},{"above_terrain":false,"airmass":null,"alt":-34.54,"az":62.6,"t":"2027-12-19T13:15:00Z","terrain":0.95},{"above_terrain":false,"airmass":null,"alt":-33.71,"az":63.7,"t":"2027-12-19T13:20:00Z","terrain":0.82},{"above_terrain":false,"airmass":null,"alt":-32.86,"az":64.8,"t":"2027-12-19T13:25:00Z","terrain":0.77},{"above_terrain":false,"airmass":null,"alt":-32.01,"az":65.9,"t":"2027-12-19T13:30:00Z","terrain":0.82},{"above_terrain":false,"airmass":null,"alt":-31.16,"az":66.9,"t":"2027-12-19T13:35:00Z","terrain":0.92},{"above_terrain":false,"airmass":null,"alt":-30.29,"az":68.0,"t":"2027-12-19T13:40:00Z","terrain":0.99},{"above_terrain":false,"airmass":null,"alt":-29.42,"az":69.0,"t":"2027-12-19T13:45:00Z","terrain":1.05},{"above_terrain":false,"airmass":null,"alt":-28.54,"az":70.0,"t":"2027-12-19T13:50:00Z","terrain":1.22},{"above_terrain":false,"airmass":null,"alt":-27.66,"az":71.0,"t":"2027-12-19T13:55:00Z","terrain":1.26},{"above_terrain":false,"airmass":null,"alt":-26.77,"az":72.0,"t":"2027-12-19T14:00:00Z","terrain":1.2},{"above_terrain":false,"airmass":null,"alt":-25.88,"az":73.0,"t":"2027-12-19T14:05:00Z","terrain":1.0},{"above_terrain":false,"airmass":null,"alt":-24.99,"az":73.9,"t":"2027-12-19T14:10:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-24.08,"az":74.9,"t":"2027-12-19T14:15:00Z","terrain":0.64},{"above_terrain":false,"airmass":null,"alt":-23.18,"az":75.8,"t":"2027-12-19T14:20:00Z","terrain":0.7},{"above_terrain":false,"airmass":null,"alt":-22.27,"az":76.7,"t":"2027-12-19T14:25:00Z","terrain":0.71},{"above_terrain":false,"airmass":null,"alt":-21.36,"az":77.7,"t":"2027-12-19T14:30:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-20.44,"az":78.6,"t":"2027-12-19T14:35:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-19.52,"az":79.5,"t":"2027-12-19T14:40:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-18.6,"az":80.4,"t":"2027-12-19T14:45:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-17.68,"az":81.2,"t":"2027-12-19T14:50:00Z","terrain":0.71},{"above_terrain":false,"airmass":null,"alt":-16.75,"az":82.1,"t":"2027-12-19T14:55:00Z","terrain":0.76},{"above_terrain":false,"airmass":null,"alt":-15.82,"az":83.0,"t":"2027-12-19T15:00:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-14.89,"az":83.8,"t":"2027-12-19T15:05:00Z","terrain":0.39},{"above_terrain":false,"airmass":null,"alt":-13.96,"az":84.7,"t":"2027-12-19T15:10:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-13.03,"az":85.6,"t":"2027-12-19T15:15:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-12.09,"az":86.4,"t":"2027-12-19T15:20:00Z","terrain":0.13},{"above_terrain":false,"airmass":null,"alt":-11.16,"az":87.3,"t":"2027-12-19T15:25:00Z","terrain":0.03},{"above_terrain":false,"airmass":null,"alt":-10.23,"az":88.1,"t":"2027-12-19T15:30:00Z","terrain":-0.08},{"above_terrain":false,"airmass":null,"alt":-9.29,"az":88.9,"t":"2027-12-19T15:35:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-8.35,"az":89.8,"t":"2027-12-19T15:40:00Z","terrain":-0.22},{"above_terrain":false,"airmass":null,"alt":-7.42,"az":90.6,"t":"2027-12-19T15:45:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-6.48,"az":91.4,"t":"2027-12-19T15:50:00Z","terrain":-0.01},{"above_terrain":false,"airmass":null,"alt":-5.55,"az":92.3,"t":"2027-12-19T15:55:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-4.61,"az":93.1,"t":"2027-12-19T16:00:00Z","terrain":0.34},{"above_terrain":false,"airmass":null,"alt":-3.68,"az":93.9,"t":"2027-12-19T16:05:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-2.74,"az":94.8,"t":"2027-12-19T16:10:00Z","terrain":0.39},{"above_terrain":false,"airmass":null,"alt":-1.81,"az":95.6,"t":"2027-12-19T16:15:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-0.88,"az":96.4,"t":"2027-12-19T16:20:00Z","terrain":0.62},{"above_terrain":false,"airmass":37.21,"alt":0.05,"az":97.2,"t":"2027-12-19T16:25:00Z","terrain":0.72},{"above_terrain":true,"airmass":26.52,"alt":0.98,"az":98.1,"t":"2027-12-19T16:30:00Z","terrain":0.66},{"above_terrain":true,"airmass":19.97,"alt":1.9,"az":98.9,"t":"2027-12-19T16:35:00Z","terrain":0.5},{"above_terrain":true,"airmass":15.77,"alt":2.83,"az":99.8,"t":"2027-12-19T16:40:00Z","terrain":0.32},{"above_terrain":true,"airmass":12.93,"alt":3.75,"az":100.6,"t":"2027-12-19T16:45:00Z","terrain":0.16},{"above_terrain":true,"airmass":10.9,"alt":4.67,"az":101.4,"t":"2027-12-19T16:50:00Z","terrain":0.03},{"above_terrain":true,"airmass":9.4,"alt":5.58,"az":102.3,"t":"2027-12-19T16:55:00Z","terrain":-0.09},{"above_terrain":true,"airmass":8.26,"alt":6.49,"az":103.2,"t":"2027-12-19T17:00:00Z","terrain":-0.18},{"above_terrain":true,"airmass":7.35,"alt":7.4,"az":104.0,"t":"2027-12-19T17:05:00Z","terrain":0.01},{"above_terrain":true,"airmass":6.62,"alt":8.31,"az":104.9,"t":"2027-12-19T17:10:00Z","terrain":-0.18},{"above_terrain":true,"airmass":6.03,"alt":9.21,"az":105.8,"t":"2027-12-19T17:15:00Z","terrain":-0.53},{"above_terrain":true,"airmass":5.53,"alt":10.11,"az":106.6,"t":"2027-12-19T17:20:00Z","terrain":-0.62},{"above_terrain":true,"airmass":5.11,"alt":11.01,"az":107.5,"t":"2027-12-19T17:25:00Z","terrain":-0.77},{"above_terrain":true,"airmass":4.75,"alt":11.9,"az":108.4,"t":"2027-12-19T17:30:00Z","terrain":-1.04},{"above_terrain":true,"airmass":4.44,"alt":12.78,"az":109.3,"t":"2027-12-19T17:35:00Z","terrain":-1.18},{"above_terrain":true,"airmass":4.17,"alt":13.66,"az":110.2,"t":"2027-12-19T17:40:00Z","terrain":-1.19},{"above_terrain":true,"airmass":3.93,"alt":14.54,"az":111.1,"t":"2027-12-19T17:45:00Z","terrain":-1.34},{"above_terrain":true,"airmass":3.72,"alt":15.41,"az":112.1,"t":"2027-12-19T17:50:00Z","terrain":-1.38},{"above_terrain":true,"airmass":3.53,"alt":16.27,"az":113.0,"t":"2027-12-19T17:55:00Z","terrain":-1.44},{"above_terrain":true,"airmass":3.36,"alt":17.13,"az":113.9,"t":"2027-12-19T18:00:00Z","terrain":-1.61},{"above_terrain":true,"airmass":3.21,"alt":17.98,"az":114.9,"t":"2027-12-19T18:05:00Z","terrain":-1.52},{"above_terrain":true,"airmass":3.07,"alt":18.83,"az":115.9,"t":"2027-12-19T18:10:00Z","terrain":-1.48},{"above_terrain":true,"airmass":2.95,"alt":19.67,"az":116.8,"t":"2027-12-19T18:15:00Z","terrain":-1.6},{"above_terrain":true,"airmass":2.84,"alt":20.5,"az":117.8,"t":"2027-12-19T18:20:00Z","terrain":-1.46},{"above_terrain":true,"airmass":2.73,"alt":21.32,"az":118.8,"t":"2027-12-19T18:25:00Z","terrain":-1.47},{"above_terrain":true,"airmass":2.64,"alt":22.14,"az":119.9,"t":"2027-12-19T18:30:00Z","terrain":-1.28},{"above_terrain":true,"airmass":2.55,"alt":22.95,"az":120.9,"t":"2027-12-19T18:35:00Z","terrain":-1.25},{"above_terrain":true,"airmass":2.47,"alt":23.75,"az":121.9,"t":"2027-12-19T18:40:00Z","terrain":-1.19},{"above_terrain":true,"airmass":2.4,"alt":24.54,"az":123.0,"t":"2027-12-19T18:45:00Z","terrain":-1.39},{"above_terrain":true,"airmass":2.33,"alt":25.32,"az":124.1,"t":"2027-12-19T18:50:00Z","terrain":-1.49},{"above_terrain":true,"airmass":2.27,"alt":26.09,"az":125.1,"t":"2027-12-19T18:55:00Z","terrain":-1.63},{"above_terrain":true,"airmass":2.21,"alt":26.85,"az":126.3,"t":"2027-12-19T19:00:00Z","terrain":-1.58},{"above_terrain":true,"airmass":2.15,"alt":27.6,"az":127.4,"t":"2027-12-19T19:05:00Z","terrain":-1.49},{"above_terrain":true,"airmass":2.1,"alt":28.33,"az":128.5,"t":"2027-12-19T19:10:00Z","terrain":-1.27},{"above_terrain":true,"airmass":2.05,"alt":29.06,"az":129.7,"t":"2027-12-19T19:15:00Z","terrain":-1.42},{"above_terrain":true,"airmass":2.01,"alt":29.77,"az":130.8,"t":"2027-12-19T19:20:00Z","terrain":-1.67},{"above_terrain":true,"airmass":1.97,"alt":30.48,"az":132.0,"t":"2027-12-19T19:25:00Z","terrain":-1.64},{"above_terrain":true,"airmass":1.93,"alt":31.16,"az":133.3,"t":"2027-12-19T19:30:00Z","terrain":-1.63},{"above_terrain":true,"airmass":1.89,"alt":31.84,"az":134.5,"t":"2027-12-19T19:35:00Z","terrain":-1.43},{"above_terrain":true,"airmass":1.86,"alt":32.5,"az":135.7,"t":"2027-12-19T19:40:00Z","terrain":-1.22},{"above_terrain":true,"airmass":1.82,"alt":33.15,"az":137.0,"t":"2027-12-19T19:45:00Z","terrain":-1.23},{"above_terrain":true,"airmass":1.79,"alt":33.78,"az":138.3,"t":"2027-12-19T19:50:00Z","terrain":-1.2},{"above_terrain":true,"airmass":1.77,"alt":34.39,"az":139.6,"t":"2027-12-19T19:55:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.74,"alt":34.99,"az":140.9,"t":"2027-12-19T20:00:00Z","terrain":-1.11},{"above_terrain":true,"airmass":1.72,"alt":35.57,"az":142.3,"t":"2027-12-19T20:05:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.69,"alt":36.13,"az":143.7,"t":"2027-12-19T20:10:00Z","terrain":-1.34},{"above_terrain":true,"airmass":1.67,"alt":36.68,"az":145.1,"t":"2027-12-19T20:15:00Z","terrain":-1.49},{"above_terrain":true,"airmass":1.65,"alt":37.21,"az":146.5,"t":"2027-12-19T20:20:00Z","terrain":-1.41},{"above_terrain":true,"airmass":1.63,"alt":37.71,"az":147.9,"t":"2027-12-19T20:25:00Z","terrain":-1.43},{"above_terrain":true,"airmass":1.61,"alt":38.2,"az":149.4,"t":"2027-12-19T20:30:00Z","terrain":-1.34},{"above_terrain":true,"airmass":1.6,"alt":38.67,"az":150.8,"t":"2027-12-19T20:35:00Z","terrain":-1.21},{"above_terrain":true,"airmass":1.58,"alt":39.11,"az":152.3,"t":"2027-12-19T20:40:00Z","terrain":-1.14},{"above_terrain":true,"airmass":1.57,"alt":39.54,"az":153.9,"t":"2027-12-19T20:45:00Z","terrain":-1.02},{"above_terrain":true,"airmass":1.56,"alt":39.94,"az":155.4,"t":"2027-12-19T20:50:00Z","terrain":-1.15},{"above_terrain":true,"airmass":1.54,"alt":40.31,"az":157.0,"t":"2027-12-19T20:55:00Z","terrain":-1.1},{"above_terrain":true,"airmass":1.53,"alt":40.67,"az":158.5,"t":"2027-12-19T21:00:00Z","terrain":-1.2},{"above_terrain":true,"airmass":1.52,"alt":41.0,"az":160.1,"t":"2027-12-19T21:05:00Z","terrain":-0.94},{"above_terrain":true,"airmass":1.51,"alt":41.31,"az":161.7,"t":"2027-12-19T21:10:00Z","terrain":-1.31},{"above_terrain":true,"airmass":1.5,"alt":41.59,"az":163.3,"t":"2027-12-19T21:15:00Z","terrain":-1.42},{"above_terrain":true,"airmass":1.5,"alt":41.84,"az":165.0,"t":"2027-12-19T21:20:00Z","terrain":-1.39},{"above_terrain":true,"airmass":1.49,"alt":42.07,"az":166.6,"t":"2027-12-19T21:25:00Z","terrain":-1.2},{"above_terrain":true,"airmass":1.48,"alt":42.27,"az":168.3,"t":"2027-12-19T21:30:00Z","terrain":-0.91},{"above_terrain":true,"airmass":1.48,"alt":42.45,"az":170.0,"t":"2027-12-19T21:35:00Z","terrain":-0.6},{"above_terrain":true,"airmass":1.48,"alt":42.6,"az":171.6,"t":"2027-12-19T21:40:00Z","terrain":-0.6},{"above_terrain":true,"airmass":1.47,"alt":42.72,"az":173.3,"t":"2027-12-19T21:45:00Z","terrain":-0.47},{"above_terrain":true,"airmass":1.47,"alt":42.82,"az":175.0,"t":"2027-12-19T21:50:00Z","terrain":-0.46},{"above_terrain":true,"airmass":1.47,"alt":42.88,"az":176.7,"t":"2027-12-19T21:55:00Z","terrain":-0.38},{"above_terrain":true,"airmass":1.47,"alt":42.92,"az":178.4,"t":"2027-12-19T22:00:00Z","terrain":-0.4},{"above_terrain":true,"airmass":1.47,"alt":42.94,"az":180.1,"t":"2027-12-19T22:05:00Z","terrain":-0.57},{"above_terrain":true,"airmass":1.47,"alt":42.92,"az":181.8,"t":"2027-12-19T22:10:00Z","terrain":-0.67},{"above_terrain":true,"airmass":1.47,"alt":42.88,"az":183.5,"t":"2027-12-19T22:15:00Z","terrain":-0.6},{"above_terrain":true,"airmass":1.47,"alt":42.8,"az":185.2,"t":"2027-12-19T22:20:00Z","terrain":-0.63},{"above_terrain":true,"airmass":1.47,"alt":42.7,"az":186.9,"t":"2027-12-19T22:25:00Z","terrain":-0.63},{"above_terrain":true,"airmass":1.48,"alt":42.58,"az":188.6,"t":"2027-12-19T22:30:00Z","terrain":-0.62},{"above_terrain":true,"airmass":1.48,"alt":42.42,"az":190.3,"t":"2027-12-19T22:35:00Z","terrain":-0.53},{"above_terrain":true,"airmass":1.49,"alt":42.24,"az":192.0,"t":"2027-12-19T22:40:00Z","terrain":-0.4},{"above_terrain":true,"airmass":1.49,"alt":42.04,"az":193.6,"t":"2027-12-19T22:45:00Z","terrain":-0.48},{"above_terrain":true,"airmass":1.5,"alt":41.8,"az":195.3,"t":"2027-12-19T22:50:00Z","terrain":-0.49},{"above_terrain":true,"airmass":1.51,"alt":41.54,"az":196.9,"t":"2027-12-19T22:55:00Z","terrain":-0.45},{"above_terrain":true,"airmass":1.51,"alt":41.26,"az":198.5,"t":"2027-12-19T23:00:00Z","terrain":-0.35},{"above_terrain":true,"airmass":1.52,"alt":40.95,"az":200.1,"t":"2027-12-19T23:05:00Z","terrain":-0.29},{"above_terrain":true,"airmass":1.53,"alt":40.61,"az":201.7,"t":"2027-12-19T23:10:00Z","terrain":-0.5},{"above_terrain":true,"airmass":1.55,"alt":40.25,"az":203.3,"t":"2027-12-19T23:15:00Z","terrain":-0.62},{"above_terrain":true,"airmass":1.56,"alt":39.87,"az":204.9,"t":"2027-12-19T23:20:00Z","terrain":-0.24},{"above_terrain":true,"airmass":1.57,"alt":39.47,"az":206.4,"t":"2027-12-19T23:25:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.59,"alt":39.04,"az":207.9,"t":"2027-12-19T23:30:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.6,"alt":38.59,"az":209.4,"t":"2027-12-19T23:35:00Z","terrain":0.44},{"above_terrain":true,"airmass":1.62,"alt":38.12,"az":210.9,"t":"2027-12-19T23:40:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.63,"alt":37.63,"az":212.3,"t":"2027-12-19T23:45:00Z","terrain":0.44},{"above_terrain":true,"airmass":1.65,"alt":37.12,"az":213.8,"t":"2027-12-19T23:50:00Z","terrain":0.62},{"above_terrain":true,"airmass":1.67,"alt":36.59,"az":215.2,"t":"2027-12-19T23:55:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.7,"alt":36.04,"az":216.6,"t":"2027-12-20T00:00:00Z","terrain":0.86},{"above_terrain":true,"airmass":1.72,"alt":35.48,"az":217.9,"t":"2027-12-20T00:05:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.74,"alt":34.89,"az":219.3,"t":"2027-12-20T00:10:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.77,"alt":34.29,"az":220.6,"t":"2027-12-20T00:15:00Z","terrain":1.16},{"above_terrain":true,"airmass":1.8,"alt":33.67,"az":221.9,"t":"2027-12-20T00:20:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.83,"alt":33.04,"az":223.2,"t":"2027-12-20T00:25:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.86,"alt":32.39,"az":224.5,"t":"2027-12-20T00:30:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.9,"alt":31.73,"az":225.7,"t":"2027-12-20T00:35:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.93,"alt":31.05,"az":226.9,"t":"2027-12-20T00:40:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.97,"alt":30.36,"az":228.2,"t":"2027-12-20T00:45:00Z","terrain":1.16},{"above_terrain":true,"airmass":2.01,"alt":29.66,"az":229.3,"t":"2027-12-20T00:50:00Z","terrain":1.25},{"above_terrain":true,"airmass":2.06,"alt":28.94,"az":230.5,"t":"2027-12-20T00:55:00Z","terrain":1.01},{"above_terrain":true,"airmass":2.11,"alt":28.21,"az":231.7,"t":"2027-12-20T01:00:00Z","terrain":0.89},{"above_terrain":true,"airmass":2.16,"alt":27.47,"az":232.8,"t":"2027-12-20T01:05:00Z","terrain":0.83},{"above_terrain":true,"airmass":2.22,"alt":26.72,"az":233.9,"t":"2027-12-20T01:10:00Z","terrain":0.81},{"above_terrain":true,"airmass":2.28,"alt":25.96,"az":235.0,"t":"2027-12-20T01:15:00Z","terrain":0.97},{"above_terrain":true,"airmass":2.34,"alt":25.19,"az":236.1,"t":"2027-12-20T01:20:00Z","terrain":0.79},{"above_terrain":true,"airmass":2.41,"alt":24.41,"az":237.2,"t":"2027-12-20T01:25:00Z","terrain":0.82},{"above_terrain":true,"airmass":2.48,"alt":23.62,"az":238.2,"t":"2027-12-20T01:30:00Z","terrain":0.73},{"above_terrain":true,"airmass":2.57,"alt":22.82,"az":239.3,"t":"2027-12-20T01:35:00Z","terrain":0.59},{"above_terrain":true,"airmass":2.65,"alt":22.01,"az":240.3,"t":"2027-12-20T01:40:00Z","terrain":0.79},{"above_terrain":true,"airmass":2.75,"alt":21.19,"az":241.3,"t":"2027-12-20T01:45:00Z","terrain":0.84},{"above_terrain":true,"airmass":2.85,"alt":20.37,"az":242.3,"t":"2027-12-20T01:50:00Z","terrain":1.03},{"above_terrain":true,"airmass":2.97,"alt":19.53,"az":243.3,"t":"2027-12-20T01:55:00Z","terrain":0.99},{"above_terrain":true,"airmass":3.09,"alt":18.69,"az":244.3,"t":"2027-12-20T02:00:00Z","terrain":0.95},{"above_terrain":true,"airmass":3.23,"alt":17.85,"az":245.3,"t":"2027-12-20T02:05:00Z","terrain":1.04},{"above_terrain":true,"airmass":3.39,"alt":16.99,"az":246.2,"t":"2027-12-20T02:10:00Z","terrain":1.15},{"above_terrain":true,"airmass":3.56,"alt":16.13,"az":247.2,"t":"2027-12-20T02:15:00Z","terrain":0.95},{"above_terrain":true,"airmass":3.75,"alt":15.27,"az":248.1,"t":"2027-12-20T02:20:00Z","terrain":0.57},{"above_terrain":true,"airmass":3.96,"alt":14.4,"az":249.0,"t":"2027-12-20T02:25:00Z","terrain":0.49},{"above_terrain":true,"airmass":4.21,"alt":13.52,"az":249.9,"t":"2027-12-20T02:30:00Z","terrain":0.58},{"above_terrain":true,"airmass":4.48,"alt":12.64,"az":250.8,"t":"2027-12-20T02:35:00Z","terrain":0.56},{"above_terrain":true,"airmass":4.8,"alt":11.75,"az":251.7,"t":"2027-12-20T02:40:00Z","terrain":0.3},{"above_terrain":true,"airmass":5.17,"alt":10.86,"az":252.6,"t":"2027-12-20T02:45:00Z","terrain":0.18},{"above_terrain":true,"airmass":5.6,"alt":9.97,"az":253.5,"t":"2027-12-20T02:50:00Z","terrain":0.17},{"above_terrain":true,"airmass":6.12,"alt":9.07,"az":254.4,"t":"2027-12-20T02:55:00Z","terrain":0.2},{"above_terrain":true,"airmass":6.73,"alt":8.16,"az":255.3,"t":"2027-12-20T03:00:00Z","terrain":0.28},{"above_terrain":true,"airmass":7.49,"alt":7.26,"az":256.1,"t":"2027-12-20T03:05:00Z","terrain":0.4},{"above_terrain":true,"airmass":8.42,"alt":6.35,"az":257.0,"t":"2027-12-20T03:10:00Z","terrain":0.43},{"above_terrain":true,"airmass":9.62,"alt":5.43,"az":257.8,"t":"2027-12-20T03:15:00Z","terrain":0.37},{"above_terrain":true,"airmass":11.19,"alt":4.52,"az":258.7,"t":"2027-12-20T03:20:00Z","terrain":0.44},{"above_terrain":true,"airmass":13.32,"alt":3.6,"az":259.5,"t":"2027-12-20T03:25:00Z","terrain":0.52},{"above_terrain":true,"airmass":16.34,"alt":2.67,"az":260.4,"t":"2027-12-20T03:30:00Z","terrain":0.67},{"above_terrain":true,"airmass":20.84,"alt":1.75,"az":261.2,"t":"2027-12-20T03:35:00Z","terrain":0.87},{"above_terrain":false,"airmass":27.92,"alt":0.82,"az":262.1,"t":"2027-12-20T03:40:00Z","terrain":0.97},{"above_terrain":false,"airmass":null,"alt":-0.1,"az":262.9,"t":"2027-12-20T03:45:00Z","terrain":0.83},{"above_terrain":false,"airmass":null,"alt":-1.03,"az":263.7,"t":"2027-12-20T03:50:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-1.96,"az":264.6,"t":"2027-12-20T03:55:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-2.9,"az":265.4,"t":"2027-12-20T04:00:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-3.83,"az":266.2,"t":"2027-12-20T04:05:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-4.76,"az":267.0,"t":"2027-12-20T04:10:00Z","terrain":0.57},{"above_terrain":false,"airmass":null,"alt":-5.7,"az":267.9,"t":"2027-12-20T04:15:00Z","terrain":0.64},{"above_terrain":false,"airmass":null,"alt":-6.63,"az":268.7,"t":"2027-12-20T04:20:00Z","terrain":0.72},{"above_terrain":false,"airmass":null,"alt":-7.57,"az":269.5,"t":"2027-12-20T04:25:00Z","terrain":0.83},{"above_terrain":false,"airmass":null,"alt":-8.51,"az":270.4,"t":"2027-12-20T04:30:00Z","terrain":0.86},{"above_terrain":false,"airmass":null,"alt":-9.44,"az":271.2,"t":"2027-12-20T04:35:00Z","terrain":0.71},{"above_terrain":false,"airmass":null,"alt":-10.38,"az":272.0,"t":"2027-12-20T04:40:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-11.31,"az":272.9,"t":"2027-12-20T04:45:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-12.25,"az":273.7,"t":"2027-12-20T04:50:00Z","terrain":0.02},{"above_terrain":false,"airmass":null,"alt":-13.18,"az":274.6,"t":"2027-12-20T04:55:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-14.11,"az":275.4,"t":"2027-12-20T05:00:00Z","terrain":0.05},{"above_terrain":false,"airmass":null,"alt":-15.04,"az":276.3,"t":"2027-12-20T05:05:00Z","terrain":-0.05},{"above_terrain":false,"airmass":null,"alt":-15.97,"az":277.2,"t":"2027-12-20T05:10:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-16.9,"az":278.0,"t":"2027-12-20T05:15:00Z","terrain":-0.08},{"above_terrain":false,"airmass":null,"alt":-17.83,"az":278.9,"t":"2027-12-20T05:20:00Z","terrain":-0.03},{"above_terrain":false,"airmass":null,"alt":-18.75,"az":279.8,"t":"2027-12-20T05:25:00Z","terrain":-0.11},{"above_terrain":false,"airmass":null,"alt":-19.67,"az":280.7,"t":"2027-12-20T05:30:00Z","terrain":-0.02},{"above_terrain":false,"airmass":null,"alt":-20.59,"az":281.6,"t":"2027-12-20T05:35:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-21.51,"az":282.5,"t":"2027-12-20T05:40:00Z","terrain":-0.07},{"above_terrain":false,"airmass":null,"alt":-22.42,"az":283.4,"t":"2027-12-20T05:45:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-23.33,"az":284.3,"t":"2027-12-20T05:50:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-24.23,"az":285.3,"t":"2027-12-20T05:55:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-25.13,"az":286.2,"t":"2027-12-20T06:00:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-26.03,"az":287.2,"t":"2027-12-20T06:05:00Z","terrain":0.33},{"above_terrain":false,"airmass":null,"alt":-26.92,"az":288.2,"t":"2027-12-20T06:10:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-27.81,"az":289.2,"t":"2027-12-20T06:15:00Z","terrain":0.2},{"above_terrain":false,"airmass":null,"alt":-28.69,"az":290.2,"t":"2027-12-20T06:20:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-29.56,"az":291.2,"t":"2027-12-20T06:25:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-30.43,"az":292.2,"t":"2027-12-20T06:30:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-31.3,"az":293.3,"t":"2027-12-20T06:35:00Z","terrain":0.27},{"above_terrain":false,"airmass":null,"alt":-32.15,"az":294.3,"t":"2027-12-20T06:40:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-33.0,"az":295.4,"t":"2027-12-20T06:45:00Z","terrain":0.27},{"above_terrain":false,"airmass":null,"alt":-33.84,"az":296.5,"t":"2027-12-20T06:50:00Z","terrain":0.29},{"above_terrain":false,"airmass":null,"alt":-34.68,"az":297.6,"t":"2027-12-20T06:55:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-35.5,"az":298.8,"t":"2027-12-20T07:00:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-36.32,"az":299.9,"t":"2027-12-20T07:05:00Z","terrain":0.36},{"above_terrain":false,"airmass":null,"alt":-37.12,"az":301.1,"t":"2027-12-20T07:10:00Z","terrain":0.29},{"above_terrain":false,"airmass":null,"alt":-37.92,"az":302.3,"t":"2027-12-20T07:15:00Z","terrain":-0.03},{"above_terrain":false,"airmass":null,"alt":-38.71,"az":303.6,"t":"2027-12-20T07:20:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-39.48,"az":304.8,"t":"2027-12-20T07:25:00Z","terrain":-0.26},{"above_terrain":false,"airmass":null,"alt":-40.24,"az":306.1,"t":"2027-12-20T07:30:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-40.99,"az":307.4,"t":"2027-12-20T07:35:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-41.73,"az":308.8,"t":"2027-12-20T07:40:00Z","terrain":0.2},{"above_terrain":false,"airmass":null,"alt":-42.45,"az":310.2,"t":"2027-12-20T07:45:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-43.16,"az":311.6,"t":"2027-12-20T07:50:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-43.85,"az":313.0,"t":"2027-12-20T07:55:00Z","terrain":0.27},{"above_terrain":false,"airmass":null,"alt":-44.53,"az":314.5,"t":"2027-12-20T08:00:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-45.19,"az":315.9,"t":"2027-12-20T08:05:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-45.83,"az":317.5,"t":"2027-12-20T08:10:00Z","terrain":0.31},{"above_terrain":false,"airmass":null,"alt":-46.45,"az":319.0,"t":"2027-12-20T08:15:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-47.06,"az":320.6,"t":"2027-12-20T08:20:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-47.64,"az":322.3,"t":"2027-12-20T08:25:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-48.2,"az":323.9,"t":"2027-12-20T08:30:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-48.74,"az":325.6,"t":"2027-12-20T08:35:00Z","terrain":-0.22},{"above_terrain":false,"airmass":null,"alt":-49.26,"az":327.3,"t":"2027-12-20T08:40:00Z","terrain":-0.33},{"above_terrain":false,"airmass":null,"alt":-49.75,"az":329.1,"t":"2027-12-20T08:45:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-50.22,"az":330.9,"t":"2027-12-20T08:50:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-50.66,"az":332.7,"t":"2027-12-20T08:55:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-51.08,"az":334.6,"t":"2027-12-20T09:00:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-51.46,"az":336.5,"t":"2027-12-20T09:05:00Z","terrain":-0.78},{"above_terrain":false,"airmass":null,"alt":-51.82,"az":338.4,"t":"2027-12-20T09:10:00Z","terrain":-0.59},{"above_terrain":false,"airmass":null,"alt":-52.15,"az":340.4,"t":"2027-12-20T09:15:00Z","terrain":-0.5},{"above_terrain":false,"airmass":null,"alt":-52.45,"az":342.4,"t":"2027-12-20T09:20:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-52.72,"az":344.4,"t":"2027-12-20T09:25:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-52.95,"az":346.4,"t":"2027-12-20T09:30:00Z","terrain":-0.5},{"above_terrain":false,"airmass":null,"alt":-53.16,"az":348.5,"t":"2027-12-20T09:35:00Z","terrain":-0.08},{"above_terrain":false,"airmass":null,"alt":-53.33,"az":350.5,"t":"2027-12-20T09:40:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-53.47,"az":352.6,"t":"2027-12-20T09:45:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-53.57,"az":354.7,"t":"2027-12-20T09:50:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-53.64,"az":356.8,"t":"2027-12-20T09:55:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-53.67,"az":358.9,"t":"2027-12-20T10:00:00Z","terrain":0.62}],"transit":{"airmass":1.47,"alt":42.9,"az":180.1,"t":"2027-12-19T22:05:00Z"},"usable_hours":7.58,"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."]}