{"assessment":{"best_window":{"end":"2028-12-16T01:35Z","end_local":"03:35","hours":6.5,"label":"good","mean_quality":0.83,"start":"2028-12-15T19:05Z","start_local":"21:05"},"cost":{"altitude":6.3,"clouds":0.0,"darkness":0.0,"moon":0.0},"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":-18,"cloud":null,"high":null,"iso":"2028-12-15T15:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-9,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"17:00","wind":null},{"alt":-7,"cloud":null,"high":null,"iso":"2028-12-15T16:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-19,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"18:00","wind":null},{"alt":4,"cloud":null,"high":null,"iso":"2028-12-15T17:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-29,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"19:00","wind":null},{"alt":15,"cloud":null,"high":null,"iso":"2028-12-15T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-40,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"20:00","wind":null},{"alt":25,"cloud":null,"high":null,"iso":"2028-12-15T19:00Z","label":"marginal","low":null,"mid":null,"moon_alt":-50,"precip":null,"q":0.6,"rh":null,"sky":"night","temp":null,"time":"21:00","wind":null},{"alt":33,"cloud":null,"high":null,"iso":"2028-12-15T20:00Z","label":"good","low":null,"mid":null,"moon_alt":-60,"precip":null,"q":0.82,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":40,"cloud":null,"high":null,"iso":"2028-12-15T21:00Z","label":"good","low":null,"mid":null,"moon_alt":-69,"precip":null,"q":0.86,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":43,"cloud":null,"high":null,"iso":"2028-12-15T22:00Z","label":"good","low":null,"mid":null,"moon_alt":-74,"precip":null,"q":0.89,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":42,"cloud":null,"high":null,"iso":"2028-12-15T23:00Z","label":"good","low":null,"mid":null,"moon_alt":-71,"precip":null,"q":0.88,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":37,"cloud":null,"high":null,"iso":"2028-12-16T00:00Z","label":"good","low":null,"mid":null,"moon_alt":-63,"precip":null,"q":0.85,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":30,"cloud":null,"high":null,"iso":"2028-12-16T01:00Z","label":"good","low":null,"mid":null,"moon_alt":-53,"precip":null,"q":0.8,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":21,"cloud":null,"high":null,"iso":"2028-12-16T02:00Z","label":"marginal","low":null,"mid":null,"moon_alt":-42,"precip":null,"q":0.43,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":10,"cloud":null,"high":null,"iso":"2028-12-16T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-31,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":-1,"cloud":null,"high":null,"iso":"2028-12-16T04:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-21,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"06:00","wind":null},{"alt":-12,"cloud":null,"high":null,"iso":"2028-12-16T05:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-11,"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":5.95,"reasons":["the target being low or below 20\u00b0 cost 6.3 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":89,"score_weather":null,"sky_hours":5.95,"verdict":"unknown","verdict_astronomy":"good","weather_known":false,"windows":[{"end":"2028-12-15T18:30Z","end_local":"20:30","hours":3.67,"label":"unusable","mean_quality":0.0,"start":"2028-12-15T14:50Z","start_local":"16:50"},{"end":"2028-12-15T19:05Z","end_local":"21:05","hours":0.58,"label":"marginal","mean_quality":0.5,"start":"2028-12-15T18:30Z","start_local":"20:30"},{"end":"2028-12-16T01:35Z","end_local":"03:35","hours":6.5,"label":"good","mean_quality":0.83,"start":"2028-12-15T19:05Z","start_local":"21:05"},{"end":"2028-12-16T02:05Z","end_local":"04:05","hours":0.5,"label":"marginal","mean_quality":0.51,"start":"2028-12-16T01:35Z","start_local":"03:35"},{"end":"2028-12-16T05:45Z","end_local":"07:45","hours":3.67,"label":"unusable","mean_quality":0.0,"start":"2028-12-16T02:05Z","start_local":"04:05"}]},"calculation_version":"2026-10-10.1","forecast":[],"forecast_source":"none","forecast_updated_at":null,"limits":{"good_alt":30.0,"usable_alt":20.0},"night":{"dark_from":"2028-12-15T16:31:50Z","dark_hours":11.49,"dark_to":"2028-12-16T04:01:30Z","moon":{"illumination":0.001,"phase":"new moon","waxing":false},"moon_free_dark_hours":11.48,"moonrise":"2028-12-16T06:10:45Z","moonset":"2028-12-15T14:01:32Z","sunrise":"2028-12-16T05:41:55Z","sunset":"2028-12-15T14:51:27Z","twilight":{"astronomical":{"end":"2028-12-15T16:31:50Z","start":"2028-12-16T04:01:30Z"},"civil":{"end":"2028-12-15T15:22:59Z","start":"2028-12-16T05:10:22Z"},"nautical":{"end":"2028-12-15T15:58:00Z","start":"2028-12-16T04:35:20Z"}},"window_end":"2028-12-16T10:00:00Z","window_start":"2028-12-15T10:00:00Z"},"night_date":"2028-12-15","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":"2028-12-15T22:15:00Z"},"dec":-5.3876,"dec_of_date":-5.3707,"dec_str":"-05\u00b0 23' 15.4\"","good_hours":5.5,"limit_rise":"2028-12-15T18:29:46Z","limit_set":"2028-12-16T02:04:59Z","max_az_rate_deg_per_min":0.0,"moon_separation":149.4,"never_rises":false,"ra":83.8201,"ra_of_date":84.176,"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":"5.5 dark hours above 30\u00b0 \u2014 a proper target for this night.","terrain":{"available":true,"behind_at":"2028-12-16T03:52:18Z","blocked_dark_hours":0,"clears_at":"2028-12-15T16:41:09Z","rise_az":98.4},"track":[{"above_terrain":false,"airmass":null,"alt":-53.42,"az":351.9,"t":"2028-12-15T10:00:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-53.54,"az":354.0,"t":"2028-12-15T10:05:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-53.62,"az":356.1,"t":"2028-12-15T10:10:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-53.66,"az":358.2,"t":"2028-12-15T10:15:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-53.68,"az":0.3,"t":"2028-12-15T10:20:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-53.66,"az":2.4,"t":"2028-12-15T10:25:00Z","terrain":0.03},{"above_terrain":false,"airmass":null,"alt":-53.6,"az":4.5,"t":"2028-12-15T10:30:00Z","terrain":-0.35},{"above_terrain":false,"airmass":null,"alt":-53.51,"az":6.6,"t":"2028-12-15T10:35:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-53.39,"az":8.7,"t":"2028-12-15T10:40:00Z","terrain":-0.58},{"above_terrain":false,"airmass":null,"alt":-53.23,"az":10.7,"t":"2028-12-15T10:45:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-53.04,"az":12.8,"t":"2028-12-15T10:50:00Z","terrain":-0.09},{"above_terrain":false,"airmass":null,"alt":-52.81,"az":14.8,"t":"2028-12-15T10:55:00Z","terrain":0.35},{"above_terrain":false,"airmass":null,"alt":-52.56,"az":16.8,"t":"2028-12-15T11:00:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-52.27,"az":18.8,"t":"2028-12-15T11:05:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-51.95,"az":20.8,"t":"2028-12-15T11:10:00Z","terrain":0.69},{"above_terrain":false,"airmass":null,"alt":-51.61,"az":22.7,"t":"2028-12-15T11:15:00Z","terrain":1.11},{"above_terrain":false,"airmass":null,"alt":-51.23,"az":24.6,"t":"2028-12-15T11:20:00Z","terrain":1.11},{"above_terrain":false,"airmass":null,"alt":-50.83,"az":26.5,"t":"2028-12-15T11:25:00Z","terrain":1.31},{"above_terrain":false,"airmass":null,"alt":-50.4,"az":28.4,"t":"2028-12-15T11:30:00Z","terrain":1.12},{"above_terrain":false,"airmass":null,"alt":-49.94,"az":30.2,"t":"2028-12-15T11:35:00Z","terrain":1.18},{"above_terrain":false,"airmass":null,"alt":-49.46,"az":32.0,"t":"2028-12-15T11:40:00Z","terrain":1.33},{"above_terrain":false,"airmass":null,"alt":-48.95,"az":33.7,"t":"2028-12-15T11:45:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-48.42,"az":35.4,"t":"2028-12-15T11:50:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-47.86,"az":37.1,"t":"2028-12-15T11:55:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-47.29,"az":38.7,"t":"2028-12-15T12:00:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-46.69,"az":40.3,"t":"2028-12-15T12:05:00Z","terrain":-0.03},{"above_terrain":false,"airmass":null,"alt":-46.08,"az":41.9,"t":"2028-12-15T12:10:00Z","terrain":0.11},{"above_terrain":false,"airmass":null,"alt":-45.44,"az":43.5,"t":"2028-12-15T12:15:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-44.79,"az":45.0,"t":"2028-12-15T12:20:00Z","terrain":0.57},{"above_terrain":false,"airmass":null,"alt":-44.12,"az":46.4,"t":"2028-12-15T12:25:00Z","terrain":0.64},{"above_terrain":false,"airmass":null,"alt":-43.43,"az":47.9,"t":"2028-12-15T12:30:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-42.73,"az":49.3,"t":"2028-12-15T12:35:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-42.02,"az":50.7,"t":"2028-12-15T12:40:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-41.28,"az":52.0,"t":"2028-12-15T12:45:00Z","terrain":0.64},{"above_terrain":false,"airmass":null,"alt":-40.54,"az":53.4,"t":"2028-12-15T12:50:00Z","terrain":0.9},{"above_terrain":false,"airmass":null,"alt":-39.78,"az":54.7,"t":"2028-12-15T12:55:00Z","terrain":1.05},{"above_terrain":false,"airmass":null,"alt":-39.01,"az":55.9,"t":"2028-12-15T13:00:00Z","terrain":1.05},{"above_terrain":false,"airmass":null,"alt":-38.23,"az":57.2,"t":"2028-12-15T13:05:00Z","terrain":1.1},{"above_terrain":false,"airmass":null,"alt":-37.44,"az":58.4,"t":"2028-12-15T13:10:00Z","terrain":1.23},{"above_terrain":false,"airmass":null,"alt":-36.64,"az":59.6,"t":"2028-12-15T13:15:00Z","terrain":1.19},{"above_terrain":false,"airmass":null,"alt":-35.83,"az":60.8,"t":"2028-12-15T13:20:00Z","terrain":1.11},{"above_terrain":false,"airmass":null,"alt":-35.0,"az":61.9,"t":"2028-12-15T13:25:00Z","terrain":1.02},{"above_terrain":false,"airmass":null,"alt":-34.17,"az":63.0,"t":"2028-12-15T13:30:00Z","terrain":0.9},{"above_terrain":false,"airmass":null,"alt":-33.34,"az":64.2,"t":"2028-12-15T13:35:00Z","terrain":0.77},{"above_terrain":false,"airmass":null,"alt":-32.49,"az":65.3,"t":"2028-12-15T13:40:00Z","terrain":0.79},{"above_terrain":false,"airmass":null,"alt":-31.64,"az":66.3,"t":"2028-12-15T13:45:00Z","terrain":0.86},{"above_terrain":false,"airmass":null,"alt":-30.78,"az":67.4,"t":"2028-12-15T13:50:00Z","terrain":0.95},{"above_terrain":false,"airmass":null,"alt":-29.91,"az":68.4,"t":"2028-12-15T13:55:00Z","terrain":1.02},{"above_terrain":false,"airmass":null,"alt":-29.04,"az":69.4,"t":"2028-12-15T14:00:00Z","terrain":1.13},{"above_terrain":false,"airmass":null,"alt":-28.16,"az":70.5,"t":"2028-12-15T14:05:00Z","terrain":1.24},{"above_terrain":false,"airmass":null,"alt":-27.27,"az":71.4,"t":"2028-12-15T14:10:00Z","terrain":1.23},{"above_terrain":false,"airmass":null,"alt":-26.38,"az":72.4,"t":"2028-12-15T14:15:00Z","terrain":1.11},{"above_terrain":false,"airmass":null,"alt":-25.49,"az":73.4,"t":"2028-12-15T14:20:00Z","terrain":0.89},{"above_terrain":false,"airmass":null,"alt":-24.59,"az":74.4,"t":"2028-12-15T14:25:00Z","terrain":0.69},{"above_terrain":false,"airmass":null,"alt":-23.68,"az":75.3,"t":"2028-12-15T14:30:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-22.78,"az":76.2,"t":"2028-12-15T14:35:00Z","terrain":0.72},{"above_terrain":false,"airmass":null,"alt":-21.87,"az":77.1,"t":"2028-12-15T14:40:00Z","terrain":0.69},{"above_terrain":false,"airmass":null,"alt":-20.95,"az":78.1,"t":"2028-12-15T14:45:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-20.04,"az":79.0,"t":"2028-12-15T14:50:00Z","terrain":0.57},{"above_terrain":false,"airmass":null,"alt":-19.12,"az":79.9,"t":"2028-12-15T14:55:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-18.19,"az":80.7,"t":"2028-12-15T15:00:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-17.27,"az":81.6,"t":"2028-12-15T15:05:00Z","terrain":0.76},{"above_terrain":false,"airmass":null,"alt":-16.34,"az":82.5,"t":"2028-12-15T15:10:00Z","terrain":0.64},{"above_terrain":false,"airmass":null,"alt":-15.41,"az":83.4,"t":"2028-12-15T15:15:00Z","terrain":0.44},{"above_terrain":false,"airmass":null,"alt":-14.48,"az":84.2,"t":"2028-12-15T15:20:00Z","terrain":0.36},{"above_terrain":false,"airmass":null,"alt":-13.55,"az":85.1,"t":"2028-12-15T15:25:00Z","terrain":0.29},{"above_terrain":false,"airmass":null,"alt":-12.62,"az":85.9,"t":"2028-12-15T15:30:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-11.68,"az":86.8,"t":"2028-12-15T15:35:00Z","terrain":0.09},{"above_terrain":false,"airmass":null,"alt":-10.75,"az":87.6,"t":"2028-12-15T15:40:00Z","terrain":-0.02},{"above_terrain":false,"airmass":null,"alt":-9.81,"az":88.5,"t":"2028-12-15T15:45:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-8.88,"az":89.3,"t":"2028-12-15T15:50:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-7.94,"az":90.1,"t":"2028-12-15T15:55:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-7.0,"az":91.0,"t":"2028-12-15T16:00:00Z","terrain":-0.09},{"above_terrain":false,"airmass":null,"alt":-6.07,"az":91.8,"t":"2028-12-15T16:05:00Z","terrain":0.06},{"above_terrain":false,"airmass":null,"alt":-5.13,"az":92.6,"t":"2028-12-15T16:10:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-4.2,"az":93.5,"t":"2028-12-15T16:15:00Z","terrain":0.37},{"above_terrain":false,"airmass":null,"alt":-3.27,"az":94.3,"t":"2028-12-15T16:20:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-2.33,"az":95.1,"t":"2028-12-15T16:25:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-1.4,"az":95.9,"t":"2028-12-15T16:30:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-0.47,"az":96.8,"t":"2028-12-15T16:35:00Z","terrain":0.69},{"above_terrain":false,"airmass":31.84,"alt":0.46,"az":97.6,"t":"2028-12-15T16:40:00Z","terrain":0.7},{"above_terrain":true,"airmass":23.25,"alt":1.38,"az":98.4,"t":"2028-12-15T16:45:00Z","terrain":0.59},{"above_terrain":true,"airmass":17.9,"alt":2.31,"az":99.3,"t":"2028-12-15T16:50:00Z","terrain":0.42},{"above_terrain":true,"airmass":14.39,"alt":3.23,"az":100.1,"t":"2028-12-15T16:55:00Z","terrain":0.25},{"above_terrain":true,"airmass":11.95,"alt":4.15,"az":101.0,"t":"2028-12-15T17:00:00Z","terrain":0.09},{"above_terrain":true,"airmass":10.19,"alt":5.07,"az":101.8,"t":"2028-12-15T17:05:00Z","terrain":-0.02},{"above_terrain":true,"airmass":8.86,"alt":5.98,"az":102.7,"t":"2028-12-15T17:10:00Z","terrain":-0.16},{"above_terrain":true,"airmass":7.83,"alt":6.9,"az":103.5,"t":"2028-12-15T17:15:00Z","terrain":-0.1},{"above_terrain":true,"airmass":7.01,"alt":7.8,"az":104.4,"t":"2028-12-15T17:20:00Z","terrain":-0.08},{"above_terrain":true,"airmass":6.35,"alt":8.71,"az":105.3,"t":"2028-12-15T17:25:00Z","terrain":-0.32},{"above_terrain":true,"airmass":5.8,"alt":9.61,"az":106.1,"t":"2028-12-15T17:30:00Z","terrain":-0.64},{"above_terrain":true,"airmass":5.33,"alt":10.51,"az":107.0,"t":"2028-12-15T17:35:00Z","terrain":-0.62},{"above_terrain":true,"airmass":4.94,"alt":11.4,"az":107.9,"t":"2028-12-15T17:40:00Z","terrain":-0.9},{"above_terrain":true,"airmass":4.61,"alt":12.29,"az":108.8,"t":"2028-12-15T17:45:00Z","terrain":-1.14},{"above_terrain":true,"airmass":4.31,"alt":13.17,"az":109.7,"t":"2028-12-15T17:50:00Z","terrain":-1.16},{"above_terrain":true,"airmass":4.06,"alt":14.05,"az":110.6,"t":"2028-12-15T17:55:00Z","terrain":-1.26},{"above_terrain":true,"airmass":3.83,"alt":14.92,"az":111.5,"t":"2028-12-15T18:00:00Z","terrain":-1.36},{"above_terrain":true,"airmass":3.63,"alt":15.79,"az":112.5,"t":"2028-12-15T18:05:00Z","terrain":-1.41},{"above_terrain":true,"airmass":3.45,"alt":16.65,"az":113.4,"t":"2028-12-15T18:10:00Z","terrain":-1.51},{"above_terrain":true,"airmass":3.29,"alt":17.51,"az":114.4,"t":"2028-12-15T18:15:00Z","terrain":-1.58},{"above_terrain":true,"airmass":3.15,"alt":18.36,"az":115.3,"t":"2028-12-15T18:20:00Z","terrain":-1.5},{"above_terrain":true,"airmass":3.02,"alt":19.2,"az":116.3,"t":"2028-12-15T18:25:00Z","terrain":-1.52},{"above_terrain":true,"airmass":2.9,"alt":20.04,"az":117.3,"t":"2028-12-15T18:30:00Z","terrain":-1.57},{"above_terrain":true,"airmass":2.79,"alt":20.86,"az":118.3,"t":"2028-12-15T18:35:00Z","terrain":-1.44},{"above_terrain":true,"airmass":2.69,"alt":21.68,"az":119.3,"t":"2028-12-15T18:40:00Z","terrain":-1.41},{"above_terrain":true,"airmass":2.6,"alt":22.5,"az":120.3,"t":"2028-12-15T18:45:00Z","terrain":-1.24},{"above_terrain":true,"airmass":2.52,"alt":23.3,"az":121.3,"t":"2028-12-15T18:50:00Z","terrain":-1.23},{"above_terrain":true,"airmass":2.44,"alt":24.1,"az":122.4,"t":"2028-12-15T18:55:00Z","terrain":-1.27},{"above_terrain":true,"airmass":2.37,"alt":24.88,"az":123.5,"t":"2028-12-15T19:00:00Z","terrain":-1.43},{"above_terrain":true,"airmass":2.3,"alt":25.66,"az":124.5,"t":"2028-12-15T19:05:00Z","terrain":-1.57},{"above_terrain":true,"airmass":2.24,"alt":26.42,"az":125.6,"t":"2028-12-15T19:10:00Z","terrain":-1.61},{"above_terrain":true,"airmass":2.18,"alt":27.18,"az":126.7,"t":"2028-12-15T19:15:00Z","terrain":-1.56},{"above_terrain":true,"airmass":2.13,"alt":27.92,"az":127.9,"t":"2028-12-15T19:20:00Z","terrain":-1.43},{"above_terrain":true,"airmass":2.08,"alt":28.66,"az":129.0,"t":"2028-12-15T19:25:00Z","terrain":-1.15},{"above_terrain":true,"airmass":2.03,"alt":29.38,"az":130.2,"t":"2028-12-15T19:30:00Z","terrain":-1.58},{"above_terrain":true,"airmass":1.99,"alt":30.09,"az":131.4,"t":"2028-12-15T19:35:00Z","terrain":-1.67},{"above_terrain":true,"airmass":1.95,"alt":30.78,"az":132.6,"t":"2028-12-15T19:40:00Z","terrain":-1.65},{"above_terrain":true,"airmass":1.91,"alt":31.46,"az":133.8,"t":"2028-12-15T19:45:00Z","terrain":-1.56},{"above_terrain":true,"airmass":1.88,"alt":32.13,"az":135.0,"t":"2028-12-15T19:50:00Z","terrain":-1.31},{"above_terrain":true,"airmass":1.84,"alt":32.79,"az":136.3,"t":"2028-12-15T19:55:00Z","terrain":-1.2},{"above_terrain":true,"airmass":1.81,"alt":33.43,"az":137.6,"t":"2028-12-15T20:00:00Z","terrain":-1.18},{"above_terrain":true,"airmass":1.78,"alt":34.05,"az":138.9,"t":"2028-12-15T20:05:00Z","terrain":-1.31},{"above_terrain":true,"airmass":1.75,"alt":34.66,"az":140.2,"t":"2028-12-15T20:10:00Z","terrain":-1.29},{"above_terrain":true,"airmass":1.73,"alt":35.25,"az":141.5,"t":"2028-12-15T20:15:00Z","terrain":-1.22},{"above_terrain":true,"airmass":1.71,"alt":35.82,"az":142.9,"t":"2028-12-15T20:20:00Z","terrain":-1.36},{"above_terrain":true,"airmass":1.68,"alt":36.38,"az":144.3,"t":"2028-12-15T20:25:00Z","terrain":-1.37},{"above_terrain":true,"airmass":1.66,"alt":36.91,"az":145.7,"t":"2028-12-15T20:30:00Z","terrain":-1.5},{"above_terrain":true,"airmass":1.64,"alt":37.43,"az":147.1,"t":"2028-12-15T20:35:00Z","terrain":-1.31},{"above_terrain":true,"airmass":1.62,"alt":37.93,"az":148.6,"t":"2028-12-15T20:40:00Z","terrain":-1.44},{"above_terrain":true,"airmass":1.61,"alt":38.41,"az":150.0,"t":"2028-12-15T20:45:00Z","terrain":-1.18},{"above_terrain":true,"airmass":1.59,"alt":38.87,"az":151.5,"t":"2028-12-15T20:50:00Z","terrain":-1.24},{"above_terrain":true,"airmass":1.58,"alt":39.3,"az":153.0,"t":"2028-12-15T20:55:00Z","terrain":-0.92},{"above_terrain":true,"airmass":1.56,"alt":39.72,"az":154.5,"t":"2028-12-15T21:00:00Z","terrain":-1.06},{"above_terrain":true,"airmass":1.55,"alt":40.11,"az":156.1,"t":"2028-12-15T21:05:00Z","terrain":-1.24},{"above_terrain":true,"airmass":1.54,"alt":40.47,"az":157.6,"t":"2028-12-15T21:10:00Z","terrain":-1.06},{"above_terrain":true,"airmass":1.53,"alt":40.82,"az":159.2,"t":"2028-12-15T21:15:00Z","terrain":-1.24},{"above_terrain":true,"airmass":1.52,"alt":41.14,"az":160.8,"t":"2028-12-15T21:20:00Z","terrain":-1.12},{"above_terrain":true,"airmass":1.51,"alt":41.43,"az":162.4,"t":"2028-12-15T21:25:00Z","terrain":-1.37},{"above_terrain":true,"airmass":1.5,"alt":41.7,"az":164.1,"t":"2028-12-15T21:30:00Z","terrain":-1.52},{"above_terrain":true,"airmass":1.49,"alt":41.95,"az":165.7,"t":"2028-12-15T21:35:00Z","terrain":-1.28},{"above_terrain":true,"airmass":1.49,"alt":42.16,"az":167.4,"t":"2028-12-15T21:40:00Z","terrain":-1.09},{"above_terrain":true,"airmass":1.48,"alt":42.36,"az":169.0,"t":"2028-12-15T21:45:00Z","terrain":-0.81},{"above_terrain":true,"airmass":1.48,"alt":42.52,"az":170.7,"t":"2028-12-15T21:50:00Z","terrain":-0.63},{"above_terrain":true,"airmass":1.47,"alt":42.66,"az":172.4,"t":"2028-12-15T21:55:00Z","terrain":-0.56},{"above_terrain":true,"airmass":1.47,"alt":42.77,"az":174.1,"t":"2028-12-15T22:00:00Z","terrain":-0.39},{"above_terrain":true,"airmass":1.47,"alt":42.85,"az":175.8,"t":"2028-12-15T22:05:00Z","terrain":-0.42},{"above_terrain":true,"airmass":1.47,"alt":42.91,"az":177.5,"t":"2028-12-15T22:10:00Z","terrain":-0.38},{"above_terrain":true,"airmass":1.47,"alt":42.93,"az":179.2,"t":"2028-12-15T22:15:00Z","terrain":-0.45},{"above_terrain":true,"airmass":1.47,"alt":42.93,"az":180.9,"t":"2028-12-15T22:20:00Z","terrain":-0.6},{"above_terrain":true,"airmass":1.47,"alt":42.9,"az":182.6,"t":"2028-12-15T22:25:00Z","terrain":-0.64},{"above_terrain":true,"airmass":1.47,"alt":42.85,"az":184.3,"t":"2028-12-15T22:30:00Z","terrain":-0.6},{"above_terrain":true,"airmass":1.47,"alt":42.76,"az":186.0,"t":"2028-12-15T22:35:00Z","terrain":-0.73},{"above_terrain":true,"airmass":1.47,"alt":42.65,"az":187.7,"t":"2028-12-15T22:40:00Z","terrain":-0.65},{"above_terrain":true,"airmass":1.48,"alt":42.51,"az":189.4,"t":"2028-12-15T22:45:00Z","terrain":-0.58},{"above_terrain":true,"airmass":1.48,"alt":42.35,"az":191.0,"t":"2028-12-15T22:50:00Z","terrain":-0.46},{"above_terrain":true,"airmass":1.49,"alt":42.16,"az":192.7,"t":"2028-12-15T22:55:00Z","terrain":-0.44},{"above_terrain":true,"airmass":1.49,"alt":41.94,"az":194.4,"t":"2028-12-15T23:00:00Z","terrain":-0.47},{"above_terrain":true,"airmass":1.5,"alt":41.69,"az":196.0,"t":"2028-12-15T23:05:00Z","terrain":-0.65},{"above_terrain":true,"airmass":1.51,"alt":41.42,"az":197.6,"t":"2028-12-15T23:10:00Z","terrain":-0.39},{"above_terrain":true,"airmass":1.52,"alt":41.12,"az":199.2,"t":"2028-12-15T23:15:00Z","terrain":-0.31},{"above_terrain":true,"airmass":1.53,"alt":40.8,"az":200.8,"t":"2028-12-15T23:20:00Z","terrain":-0.48},{"above_terrain":true,"airmass":1.54,"alt":40.46,"az":202.4,"t":"2028-12-15T23:25:00Z","terrain":-0.55},{"above_terrain":true,"airmass":1.55,"alt":40.09,"az":204.0,"t":"2028-12-15T23:30:00Z","terrain":-0.56},{"above_terrain":true,"airmass":1.56,"alt":39.7,"az":205.5,"t":"2028-12-15T23:35:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.58,"alt":39.28,"az":207.1,"t":"2028-12-15T23:40:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.59,"alt":38.85,"az":208.6,"t":"2028-12-15T23:45:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.61,"alt":38.39,"az":210.0,"t":"2028-12-15T23:50:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.62,"alt":37.91,"az":211.5,"t":"2028-12-15T23:55:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.64,"alt":37.41,"az":213.0,"t":"2028-12-16T00:00:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.66,"alt":36.89,"az":214.4,"t":"2028-12-16T00:05:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.68,"alt":36.35,"az":215.8,"t":"2028-12-16T00:10:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.71,"alt":35.8,"az":217.2,"t":"2028-12-16T00:15:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.73,"alt":35.22,"az":218.5,"t":"2028-12-16T00:20:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.76,"alt":34.63,"az":219.9,"t":"2028-12-16T00:25:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.78,"alt":34.02,"az":221.2,"t":"2028-12-16T00:30:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.81,"alt":33.4,"az":222.5,"t":"2028-12-16T00:35:00Z","terrain":0.9},{"above_terrain":true,"airmass":1.84,"alt":32.76,"az":223.8,"t":"2028-12-16T00:40:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.88,"alt":32.1,"az":225.0,"t":"2028-12-16T00:45:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.91,"alt":31.43,"az":226.3,"t":"2028-12-16T00:50:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.95,"alt":30.75,"az":227.5,"t":"2028-12-16T00:55:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.99,"alt":30.05,"az":228.7,"t":"2028-12-16T01:00:00Z","terrain":1.25},{"above_terrain":true,"airmass":2.03,"alt":29.35,"az":229.9,"t":"2028-12-16T01:05:00Z","terrain":1.17},{"above_terrain":true,"airmass":2.08,"alt":28.62,"az":231.0,"t":"2028-12-16T01:10:00Z","terrain":0.88},{"above_terrain":true,"airmass":2.13,"alt":27.89,"az":232.2,"t":"2028-12-16T01:15:00Z","terrain":0.88},{"above_terrain":true,"airmass":2.18,"alt":27.15,"az":233.3,"t":"2028-12-16T01:20:00Z","terrain":0.81},{"above_terrain":true,"airmass":2.24,"alt":26.39,"az":234.4,"t":"2028-12-16T01:25:00Z","terrain":0.88},{"above_terrain":true,"airmass":2.3,"alt":25.62,"az":235.5,"t":"2028-12-16T01:30:00Z","terrain":0.88},{"above_terrain":true,"airmass":2.37,"alt":24.85,"az":236.6,"t":"2028-12-16T01:35:00Z","terrain":0.81},{"above_terrain":true,"airmass":2.44,"alt":24.06,"az":237.7,"t":"2028-12-16T01:40:00Z","terrain":0.81},{"above_terrain":true,"airmass":2.52,"alt":23.27,"az":238.7,"t":"2028-12-16T01:45:00Z","terrain":0.59},{"above_terrain":true,"airmass":2.6,"alt":22.46,"az":239.7,"t":"2028-12-16T01:50:00Z","terrain":0.73},{"above_terrain":true,"airmass":2.69,"alt":21.65,"az":240.8,"t":"2028-12-16T01:55:00Z","terrain":0.76},{"above_terrain":true,"airmass":2.79,"alt":20.83,"az":241.8,"t":"2028-12-16T02:00:00Z","terrain":0.97},{"above_terrain":true,"airmass":2.9,"alt":20.0,"az":242.8,"t":"2028-12-16T02:05:00Z","terrain":1.02},{"above_terrain":true,"airmass":3.02,"alt":19.16,"az":243.8,"t":"2028-12-16T02:10:00Z","terrain":0.96},{"above_terrain":true,"airmass":3.15,"alt":18.32,"az":244.7,"t":"2028-12-16T02:15:00Z","terrain":0.98},{"above_terrain":true,"airmass":3.3,"alt":17.47,"az":245.7,"t":"2028-12-16T02:20:00Z","terrain":1.12},{"above_terrain":true,"airmass":3.46,"alt":16.62,"az":246.6,"t":"2028-12-16T02:25:00Z","terrain":1.08},{"above_terrain":true,"airmass":3.64,"alt":15.75,"az":247.6,"t":"2028-12-16T02:30:00Z","terrain":0.77},{"above_terrain":true,"airmass":3.84,"alt":14.88,"az":248.5,"t":"2028-12-16T02:35:00Z","terrain":0.53},{"above_terrain":true,"airmass":4.07,"alt":14.01,"az":249.4,"t":"2028-12-16T02:40:00Z","terrain":0.53},{"above_terrain":true,"airmass":4.32,"alt":13.13,"az":250.3,"t":"2028-12-16T02:45:00Z","terrain":0.58},{"above_terrain":true,"airmass":4.62,"alt":12.25,"az":251.2,"t":"2028-12-16T02:50:00Z","terrain":0.47},{"above_terrain":true,"airmass":4.96,"alt":11.36,"az":252.1,"t":"2028-12-16T02:55:00Z","terrain":0.2},{"above_terrain":true,"airmass":5.35,"alt":10.47,"az":253.0,"t":"2028-12-16T03:00:00Z","terrain":0.17},{"above_terrain":true,"airmass":5.82,"alt":9.57,"az":253.9,"t":"2028-12-16T03:05:00Z","terrain":0.17},{"above_terrain":true,"airmass":6.37,"alt":8.67,"az":254.8,"t":"2028-12-16T03:10:00Z","terrain":0.22},{"above_terrain":true,"airmass":7.04,"alt":7.76,"az":255.6,"t":"2028-12-16T03:15:00Z","terrain":0.34},{"above_terrain":true,"airmass":7.87,"alt":6.86,"az":256.5,"t":"2028-12-16T03:20:00Z","terrain":0.41},{"above_terrain":true,"airmass":8.91,"alt":5.94,"az":257.4,"t":"2028-12-16T03:25:00Z","terrain":0.4},{"above_terrain":true,"airmass":10.26,"alt":5.03,"az":258.2,"t":"2028-12-16T03:30:00Z","terrain":0.39},{"above_terrain":true,"airmass":12.05,"alt":4.11,"az":259.1,"t":"2028-12-16T03:35:00Z","terrain":0.49},{"above_terrain":true,"airmass":14.52,"alt":3.19,"az":259.9,"t":"2028-12-16T03:40:00Z","terrain":0.55},{"above_terrain":true,"airmass":18.09,"alt":2.27,"az":260.8,"t":"2028-12-16T03:45:00Z","terrain":0.77},{"above_terrain":true,"airmass":23.55,"alt":1.34,"az":261.6,"t":"2028-12-16T03:50:00Z","terrain":0.92},{"above_terrain":false,"airmass":32.33,"alt":0.42,"az":262.4,"t":"2028-12-16T03:55:00Z","terrain":0.91},{"above_terrain":false,"airmass":null,"alt":-0.51,"az":263.3,"t":"2028-12-16T04:00:00Z","terrain":0.74},{"above_terrain":false,"airmass":null,"alt":-1.44,"az":264.1,"t":"2028-12-16T04:05:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-2.37,"az":264.9,"t":"2028-12-16T04:10:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-3.31,"az":265.8,"t":"2028-12-16T04:15:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-4.24,"az":266.6,"t":"2028-12-16T04:20:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-5.18,"az":267.4,"t":"2028-12-16T04:25:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-6.11,"az":268.2,"t":"2028-12-16T04:30:00Z","terrain":0.67},{"above_terrain":false,"airmass":null,"alt":-7.05,"az":269.1,"t":"2028-12-16T04:35:00Z","terrain":0.76},{"above_terrain":false,"airmass":null,"alt":-7.98,"az":269.9,"t":"2028-12-16T04:40:00Z","terrain":0.89},{"above_terrain":false,"airmass":null,"alt":-8.92,"az":270.7,"t":"2028-12-16T04:45:00Z","terrain":0.81},{"above_terrain":false,"airmass":null,"alt":-9.85,"az":271.6,"t":"2028-12-16T04:50:00Z","terrain":0.57},{"above_terrain":false,"airmass":null,"alt":-10.79,"az":272.4,"t":"2028-12-16T04:55:00Z","terrain":0.3},{"above_terrain":false,"airmass":null,"alt":-11.72,"az":273.3,"t":"2028-12-16T05:00:00Z","terrain":0.1},{"above_terrain":false,"airmass":null,"alt":-12.66,"az":274.1,"t":"2028-12-16T05:05:00Z","terrain":-0.02},{"above_terrain":false,"airmass":null,"alt":-13.59,"az":275.0,"t":"2028-12-16T05:10:00Z","terrain":0.08},{"above_terrain":false,"airmass":null,"alt":-14.52,"az":275.8,"t":"2028-12-16T05:15:00Z","terrain":0.01},{"above_terrain":false,"airmass":null,"alt":-15.45,"az":276.7,"t":"2028-12-16T05:20:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-16.38,"az":277.5,"t":"2028-12-16T05:25:00Z","terrain":-0.11},{"above_terrain":false,"airmass":null,"alt":-17.31,"az":278.4,"t":"2028-12-16T05:30:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-18.23,"az":279.3,"t":"2028-12-16T05:35:00Z","terrain":-0.05},{"above_terrain":false,"airmass":null,"alt":-19.16,"az":280.2,"t":"2028-12-16T05:40:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-20.08,"az":281.1,"t":"2028-12-16T05:45:00Z","terrain":0.02},{"above_terrain":false,"airmass":null,"alt":-20.99,"az":282.0,"t":"2028-12-16T05:50:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-21.91,"az":282.9,"t":"2028-12-16T05:55:00Z","terrain":-0.02},{"above_terrain":false,"airmass":null,"alt":-22.82,"az":283.8,"t":"2028-12-16T06:00:00Z","terrain":0.1},{"above_terrain":false,"airmass":null,"alt":-23.72,"az":284.7,"t":"2028-12-16T06:05:00Z","terrain":0.2},{"above_terrain":false,"airmass":null,"alt":-24.63,"az":285.7,"t":"2028-12-16T06:10:00Z","terrain":0.22},{"above_terrain":false,"airmass":null,"alt":-25.53,"az":286.6,"t":"2028-12-16T06:15:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-26.42,"az":287.6,"t":"2028-12-16T06:20:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-27.31,"az":288.6,"t":"2028-12-16T06:25:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-28.2,"az":289.6,"t":"2028-12-16T06:30:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-29.07,"az":290.6,"t":"2028-12-16T06:35:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-29.95,"az":291.6,"t":"2028-12-16T06:40:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-30.81,"az":292.7,"t":"2028-12-16T06:45:00Z","terrain":0.37},{"above_terrain":false,"airmass":null,"alt":-31.67,"az":293.7,"t":"2028-12-16T06:50:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-32.53,"az":294.8,"t":"2028-12-16T06:55:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-33.37,"az":295.9,"t":"2028-12-16T07:00:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-34.21,"az":297.0,"t":"2028-12-16T07:05:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-35.04,"az":298.1,"t":"2028-12-16T07:10:00Z","terrain":0.13},{"above_terrain":false,"airmass":null,"alt":-35.86,"az":299.3,"t":"2028-12-16T07:15:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-36.67,"az":300.5,"t":"2028-12-16T07:20:00Z","terrain":0.35},{"above_terrain":false,"airmass":null,"alt":-37.48,"az":301.7,"t":"2028-12-16T07:25:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-38.27,"az":302.9,"t":"2028-12-16T07:30:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-39.05,"az":304.1,"t":"2028-12-16T07:35:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-39.82,"az":305.4,"t":"2028-12-16T07:40:00Z","terrain":-0.24},{"above_terrain":false,"airmass":null,"alt":-40.57,"az":306.7,"t":"2028-12-16T07:45:00Z","terrain":0.08},{"above_terrain":false,"airmass":null,"alt":-41.32,"az":308.0,"t":"2028-12-16T07:50:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-42.05,"az":309.4,"t":"2028-12-16T07:55:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-42.76,"az":310.8,"t":"2028-12-16T08:00:00Z","terrain":0.33},{"above_terrain":false,"airmass":null,"alt":-43.46,"az":312.2,"t":"2028-12-16T08:05:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-44.15,"az":313.6,"t":"2028-12-16T08:10:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-44.82,"az":315.1,"t":"2028-12-16T08:15:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-45.47,"az":316.6,"t":"2028-12-16T08:20:00Z","terrain":0.37},{"above_terrain":false,"airmass":null,"alt":-46.1,"az":318.2,"t":"2028-12-16T08:25:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-46.72,"az":319.7,"t":"2028-12-16T08:30:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-47.31,"az":321.3,"t":"2028-12-16T08:35:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-47.89,"az":323.0,"t":"2028-12-16T08:40:00Z","terrain":0.08},{"above_terrain":false,"airmass":null,"alt":-48.44,"az":324.7,"t":"2028-12-16T08:45:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-48.97,"az":326.4,"t":"2028-12-16T08:50:00Z","terrain":-0.3},{"above_terrain":false,"airmass":null,"alt":-49.48,"az":328.1,"t":"2028-12-16T08:55:00Z","terrain":-0.22},{"above_terrain":false,"airmass":null,"alt":-49.96,"az":329.9,"t":"2028-12-16T09:00:00Z","terrain":-0.33},{"above_terrain":false,"airmass":null,"alt":-50.42,"az":331.7,"t":"2028-12-16T09:05:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-50.85,"az":333.6,"t":"2028-12-16T09:10:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-51.25,"az":335.4,"t":"2028-12-16T09:15:00Z","terrain":-0.7},{"above_terrain":false,"airmass":null,"alt":-51.62,"az":337.4,"t":"2028-12-16T09:20:00Z","terrain":-0.64},{"above_terrain":false,"airmass":null,"alt":-51.97,"az":339.3,"t":"2028-12-16T09:25:00Z","terrain":-0.69},{"above_terrain":false,"airmass":null,"alt":-52.29,"az":341.3,"t":"2028-12-16T09:30:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-52.57,"az":343.2,"t":"2028-12-16T09:35:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-52.82,"az":345.3,"t":"2028-12-16T09:40:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-53.05,"az":347.3,"t":"2028-12-16T09:45:00Z","terrain":-0.34},{"above_terrain":false,"airmass":null,"alt":-53.24,"az":349.4,"t":"2028-12-16T09:50:00Z","terrain":0.05},{"above_terrain":false,"airmass":null,"alt":-53.39,"az":351.4,"t":"2028-12-16T09:55:00Z","terrain":0.2},{"above_terrain":false,"airmass":null,"alt":-53.51,"az":353.5,"t":"2028-12-16T10:00:00Z","terrain":0.56}],"transit":{"airmass":1.47,"alt":42.9,"az":179.2,"t":"2028-12-15T22:15:00Z"},"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."]}