{"assessment":{"best_window":{"end":"2028-12-20T01:20Z","end_local":"03:20","hours":6.5,"label":"good","mean_quality":0.83,"start":"2028-12-19T18:50Z","start_local":"20:50"},"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":-15,"cloud":null,"high":null,"iso":"2028-12-19T15:00Z","label":"unusable","low":null,"mid":null,"moon_alt":27,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"17:00","wind":null},{"alt":-4,"cloud":null,"high":null,"iso":"2028-12-19T16:00Z","label":"unusable","low":null,"mid":null,"moon_alt":21,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"18:00","wind":null},{"alt":7,"cloud":null,"high":null,"iso":"2028-12-19T17:00Z","label":"unusable","low":null,"mid":null,"moon_alt":13,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"19:00","wind":null},{"alt":18,"cloud":null,"high":null,"iso":"2028-12-19T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":4,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"20:00","wind":null},{"alt":27,"cloud":null,"high":null,"iso":"2028-12-19T19:00Z","label":"good","low":null,"mid":null,"moon_alt":-6,"precip":null,"q":0.69,"rh":null,"sky":"night","temp":null,"time":"21:00","wind":null},{"alt":35,"cloud":null,"high":null,"iso":"2028-12-19T20:00Z","label":"good","low":null,"mid":null,"moon_alt":-17,"precip":null,"q":0.84,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":41,"cloud":null,"high":null,"iso":"2028-12-19T21:00Z","label":"good","low":null,"mid":null,"moon_alt":-27,"precip":null,"q":0.87,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":43,"cloud":null,"high":null,"iso":"2028-12-19T22:00Z","label":"good","low":null,"mid":null,"moon_alt":-38,"precip":null,"q":0.89,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":41,"cloud":null,"high":null,"iso":"2028-12-19T23:00Z","label":"good","low":null,"mid":null,"moon_alt":-48,"precip":null,"q":0.87,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":36,"cloud":null,"high":null,"iso":"2028-12-20T00:00Z","label":"good","low":null,"mid":null,"moon_alt":-56,"precip":null,"q":0.84,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":28,"cloud":null,"high":null,"iso":"2028-12-20T01:00Z","label":"good","low":null,"mid":null,"moon_alt":-61,"precip":null,"q":0.71,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":18,"cloud":null,"high":null,"iso":"2028-12-20T02:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-61,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":8,"cloud":null,"high":null,"iso":"2028-12-20T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-57,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":-3,"cloud":null,"high":null,"iso":"2028-12-20T04:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-49,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"06:00","wind":null},{"alt":-15,"cloud":null,"high":null,"iso":"2028-12-20T05:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-39,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"07:00","wind":null}],"peak_quality":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":"2028-12-19T18:15Z","end_local":"20:15","hours":3.42,"label":"unusable","mean_quality":0.0,"start":"2028-12-19T14:50Z","start_local":"16:50"},{"end":"2028-12-19T18:50Z","end_local":"20:50","hours":0.58,"label":"marginal","mean_quality":0.5,"start":"2028-12-19T18:15Z","start_local":"20:15"},{"end":"2028-12-20T01:20Z","end_local":"03:20","hours":6.5,"label":"good","mean_quality":0.83,"start":"2028-12-19T18:50Z","start_local":"20:50"},{"end":"2028-12-20T01:50Z","end_local":"03:50","hours":0.5,"label":"marginal","mean_quality":0.51,"start":"2028-12-20T01:20Z","start_local":"03:20"},{"end":"2028-12-20T05:45Z","end_local":"07:45","hours":3.92,"label":"unusable","mean_quality":0.0,"start":"2028-12-20T01:50Z","start_local":"03:50"}]},"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":"2028-12-19T16:33:24Z","dark_hours":11.51,"dark_to":"2028-12-20T04:03:48Z","moon":{"illumination":0.154,"phase":"waxing crescent","waxing":true},"moon_free_dark_hours":9.65,"moonrise":"2028-12-20T08:37:58Z","moonset":"2028-12-19T18:23:12Z","sunrise":"2028-12-20T05:44:20Z","sunset":"2028-12-19T14:52:53Z","twilight":{"astronomical":{"end":"2028-12-19T16:33:24Z","start":"2028-12-20T04:03:48Z"},"civil":{"end":"2028-12-19T15:24:28Z","start":"2028-12-20T05:12:44Z"},"nautical":{"end":"2028-12-19T15:59:32Z","start":"2028-12-20T04:37:40Z"}},"window_end":"2028-12-20T10:00:00Z","window_start":"2028-12-19T10:00:00Z"},"night_date":"2028-12-19","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":"2028-12-19T22:00:00Z"},"dec":-5.3876,"dec_of_date":-5.3707,"dec_str":"-05\u00b0 23' 15.4\"","good_hours":5.42,"limit_rise":"2028-12-19T18:14:03Z","limit_set":"2028-12-20T01:49:16Z","max_az_rate_deg_per_min":0.0,"moon_separation":124.5,"never_rises":false,"ra":83.8201,"ra_of_date":84.1762,"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":"2028-12-20T03:36:32Z","blocked_dark_hours":0,"clears_at":"2028-12-19T16:25:28Z","rise_az":98.6},"track":[{"above_terrain":false,"airmass":null,"alt":-53.67,"az":358.5,"t":"2028-12-19T10:00:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-53.68,"az":0.6,"t":"2028-12-19T10:05:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-53.65,"az":2.7,"t":"2028-12-19T10:10:00Z","terrain":-0.05},{"above_terrain":false,"airmass":null,"alt":-53.59,"az":4.8,"t":"2028-12-19T10:15:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-53.49,"az":6.9,"t":"2028-12-19T10:20:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-53.36,"az":9.0,"t":"2028-12-19T10:25:00Z","terrain":-0.65},{"above_terrain":false,"airmass":null,"alt":-53.2,"az":11.0,"t":"2028-12-19T10:30:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-53.01,"az":13.1,"t":"2028-12-19T10:35:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-52.78,"az":15.1,"t":"2028-12-19T10:40:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-52.52,"az":17.1,"t":"2028-12-19T10:45:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-52.23,"az":19.1,"t":"2028-12-19T10:50:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-51.91,"az":21.1,"t":"2028-12-19T10:55:00Z","terrain":0.71},{"above_terrain":false,"airmass":null,"alt":-51.55,"az":23.0,"t":"2028-12-19T11:00:00Z","terrain":1.16},{"above_terrain":false,"airmass":null,"alt":-51.17,"az":24.9,"t":"2028-12-19T11:05:00Z","terrain":1.2},{"above_terrain":false,"airmass":null,"alt":-50.77,"az":26.8,"t":"2028-12-19T11:10:00Z","terrain":1.29},{"above_terrain":false,"airmass":null,"alt":-50.33,"az":28.6,"t":"2028-12-19T11:15:00Z","terrain":1.07},{"above_terrain":false,"airmass":null,"alt":-49.87,"az":30.4,"t":"2028-12-19T11:20:00Z","terrain":1.22},{"above_terrain":false,"airmass":null,"alt":-49.38,"az":32.2,"t":"2028-12-19T11:25:00Z","terrain":1.26},{"above_terrain":false,"airmass":null,"alt":-48.87,"az":34.0,"t":"2028-12-19T11:30:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-48.34,"az":35.7,"t":"2028-12-19T11:35:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-47.78,"az":37.3,"t":"2028-12-19T11:40:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-47.2,"az":39.0,"t":"2028-12-19T11:45:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-46.6,"az":40.6,"t":"2028-12-19T11:50:00Z","terrain":-0.01},{"above_terrain":false,"airmass":null,"alt":-45.99,"az":42.1,"t":"2028-12-19T11:55:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-45.35,"az":43.7,"t":"2028-12-19T12:00:00Z","terrain":0.36},{"above_terrain":false,"airmass":null,"alt":-44.69,"az":45.2,"t":"2028-12-19T12:05:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-44.02,"az":46.6,"t":"2028-12-19T12:10:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-43.33,"az":48.1,"t":"2028-12-19T12:15:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-42.63,"az":49.5,"t":"2028-12-19T12:20:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-41.91,"az":50.9,"t":"2028-12-19T12:25:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-41.18,"az":52.2,"t":"2028-12-19T12:30:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-40.43,"az":53.5,"t":"2028-12-19T12:35:00Z","terrain":0.93},{"above_terrain":false,"airmass":null,"alt":-39.67,"az":54.8,"t":"2028-12-19T12:40:00Z","terrain":1.07},{"above_terrain":false,"airmass":null,"alt":-38.9,"az":56.1,"t":"2028-12-19T12:45:00Z","terrain":1.05},{"above_terrain":false,"airmass":null,"alt":-38.12,"az":57.3,"t":"2028-12-19T12:50:00Z","terrain":1.13},{"above_terrain":false,"airmass":null,"alt":-37.32,"az":58.6,"t":"2028-12-19T12:55:00Z","terrain":1.23},{"above_terrain":false,"airmass":null,"alt":-36.52,"az":59.8,"t":"2028-12-19T13:00:00Z","terrain":1.18},{"above_terrain":false,"airmass":null,"alt":-35.71,"az":60.9,"t":"2028-12-19T13:05:00Z","terrain":1.1},{"above_terrain":false,"airmass":null,"alt":-34.88,"az":62.1,"t":"2028-12-19T13:10:00Z","terrain":1.0},{"above_terrain":false,"airmass":null,"alt":-34.05,"az":63.2,"t":"2028-12-19T13:15:00Z","terrain":0.88},{"above_terrain":false,"airmass":null,"alt":-33.21,"az":64.3,"t":"2028-12-19T13:20:00Z","terrain":0.77},{"above_terrain":false,"airmass":null,"alt":-32.37,"az":65.4,"t":"2028-12-19T13:25:00Z","terrain":0.79},{"above_terrain":false,"airmass":null,"alt":-31.51,"az":66.5,"t":"2028-12-19T13:30:00Z","terrain":0.88},{"above_terrain":false,"airmass":null,"alt":-30.65,"az":67.5,"t":"2028-12-19T13:35:00Z","terrain":0.96},{"above_terrain":false,"airmass":null,"alt":-29.78,"az":68.6,"t":"2028-12-19T13:40:00Z","terrain":1.02},{"above_terrain":false,"airmass":null,"alt":-28.91,"az":69.6,"t":"2028-12-19T13:45:00Z","terrain":1.15},{"above_terrain":false,"airmass":null,"alt":-28.03,"az":70.6,"t":"2028-12-19T13:50:00Z","terrain":1.24},{"above_terrain":false,"airmass":null,"alt":-27.14,"az":71.6,"t":"2028-12-19T13:55:00Z","terrain":1.22},{"above_terrain":false,"airmass":null,"alt":-26.25,"az":72.6,"t":"2028-12-19T14:00:00Z","terrain":1.08},{"above_terrain":false,"airmass":null,"alt":-25.36,"az":73.5,"t":"2028-12-19T14:05:00Z","terrain":0.85},{"above_terrain":false,"airmass":null,"alt":-24.46,"az":74.5,"t":"2028-12-19T14:10:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-23.55,"az":75.4,"t":"2028-12-19T14:15:00Z","terrain":0.67},{"above_terrain":false,"airmass":null,"alt":-22.65,"az":76.4,"t":"2028-12-19T14:20:00Z","terrain":0.71},{"above_terrain":false,"airmass":null,"alt":-21.73,"az":77.3,"t":"2028-12-19T14:25:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-20.82,"az":78.2,"t":"2028-12-19T14:30:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-19.9,"az":79.1,"t":"2028-12-19T14:35:00Z","terrain":0.56},{"above_terrain":false,"airmass":null,"alt":-18.98,"az":80.0,"t":"2028-12-19T14:40:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-18.06,"az":80.9,"t":"2028-12-19T14:45:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-17.13,"az":81.8,"t":"2028-12-19T14:50:00Z","terrain":0.77},{"above_terrain":false,"airmass":null,"alt":-16.21,"az":82.6,"t":"2028-12-19T14:55:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-15.28,"az":83.5,"t":"2028-12-19T15:00:00Z","terrain":0.43},{"above_terrain":false,"airmass":null,"alt":-14.35,"az":84.4,"t":"2028-12-19T15:05:00Z","terrain":0.35},{"above_terrain":false,"airmass":null,"alt":-13.41,"az":85.2,"t":"2028-12-19T15:10:00Z","terrain":0.27},{"above_terrain":false,"airmass":null,"alt":-12.48,"az":86.1,"t":"2028-12-19T15:15:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-11.55,"az":86.9,"t":"2028-12-19T15:20:00Z","terrain":0.08},{"above_terrain":false,"airmass":null,"alt":-10.61,"az":87.7,"t":"2028-12-19T15:25:00Z","terrain":-0.03},{"above_terrain":false,"airmass":null,"alt":-9.68,"az":88.6,"t":"2028-12-19T15:30:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-8.74,"az":89.4,"t":"2028-12-19T15:35:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-7.8,"az":90.3,"t":"2028-12-19T15:40:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-6.87,"az":91.1,"t":"2028-12-19T15:45:00Z","terrain":-0.07},{"above_terrain":false,"airmass":null,"alt":-5.93,"az":91.9,"t":"2028-12-19T15:50:00Z","terrain":0.08},{"above_terrain":false,"airmass":null,"alt":-5.0,"az":92.7,"t":"2028-12-19T15:55:00Z","terrain":0.27},{"above_terrain":false,"airmass":null,"alt":-4.06,"az":93.6,"t":"2028-12-19T16:00:00Z","terrain":0.38},{"above_terrain":false,"airmass":null,"alt":-3.13,"az":94.4,"t":"2028-12-19T16:05:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-2.2,"az":95.2,"t":"2028-12-19T16:10:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-1.27,"az":96.1,"t":"2028-12-19T16:15:00Z","terrain":0.56},{"above_terrain":false,"airmass":null,"alt":-0.34,"az":96.9,"t":"2028-12-19T16:20:00Z","terrain":0.71},{"above_terrain":false,"airmass":30.31,"alt":0.59,"az":97.7,"t":"2028-12-19T16:25:00Z","terrain":0.69},{"above_terrain":true,"airmass":22.31,"alt":1.52,"az":98.6,"t":"2028-12-19T16:30:00Z","terrain":0.57},{"above_terrain":true,"airmass":17.3,"alt":2.44,"az":99.4,"t":"2028-12-19T16:35:00Z","terrain":0.39},{"above_terrain":true,"airmass":13.98,"alt":3.37,"az":100.3,"t":"2028-12-19T16:40:00Z","terrain":0.22},{"above_terrain":true,"airmass":11.66,"alt":4.29,"az":101.1,"t":"2028-12-19T16:45:00Z","terrain":0.07},{"above_terrain":true,"airmass":9.97,"alt":5.2,"az":101.9,"t":"2028-12-19T16:50:00Z","terrain":-0.03},{"above_terrain":true,"airmass":8.7,"alt":6.12,"az":102.8,"t":"2028-12-19T16:55:00Z","terrain":-0.18},{"above_terrain":true,"airmass":7.7,"alt":7.03,"az":103.7,"t":"2028-12-19T17:00:00Z","terrain":-0.07},{"above_terrain":true,"airmass":6.91,"alt":7.94,"az":104.5,"t":"2028-12-19T17:05:00Z","terrain":-0.1},{"above_terrain":true,"airmass":6.26,"alt":8.84,"az":105.4,"t":"2028-12-19T17:10:00Z","terrain":-0.38},{"above_terrain":true,"airmass":5.72,"alt":9.74,"az":106.3,"t":"2028-12-19T17:15:00Z","terrain":-0.63},{"above_terrain":true,"airmass":5.27,"alt":10.64,"az":107.1,"t":"2028-12-19T17:20:00Z","terrain":-0.66},{"above_terrain":true,"airmass":4.89,"alt":11.53,"az":108.0,"t":"2028-12-19T17:25:00Z","terrain":-0.94},{"above_terrain":true,"airmass":4.56,"alt":12.42,"az":108.9,"t":"2028-12-19T17:30:00Z","terrain":-1.17},{"above_terrain":true,"airmass":4.27,"alt":13.3,"az":109.8,"t":"2028-12-19T17:35:00Z","terrain":-1.16},{"above_terrain":true,"airmass":4.02,"alt":14.18,"az":110.8,"t":"2028-12-19T17:40:00Z","terrain":-1.29},{"above_terrain":true,"airmass":3.8,"alt":15.05,"az":111.7,"t":"2028-12-19T17:45:00Z","terrain":-1.36},{"above_terrain":true,"airmass":3.6,"alt":15.92,"az":112.6,"t":"2028-12-19T17:50:00Z","terrain":-1.42},{"above_terrain":true,"airmass":3.43,"alt":16.78,"az":113.5,"t":"2028-12-19T17:55:00Z","terrain":-1.54},{"above_terrain":true,"airmass":3.27,"alt":17.63,"az":114.5,"t":"2028-12-19T18:00:00Z","terrain":-1.57},{"above_terrain":true,"airmass":3.13,"alt":18.48,"az":115.5,"t":"2028-12-19T18:05:00Z","terrain":-1.49},{"above_terrain":true,"airmass":3.0,"alt":19.32,"az":116.4,"t":"2028-12-19T18:10:00Z","terrain":-1.54},{"above_terrain":true,"airmass":2.88,"alt":20.16,"az":117.4,"t":"2028-12-19T18:15:00Z","terrain":-1.54},{"above_terrain":true,"airmass":2.77,"alt":20.98,"az":118.4,"t":"2028-12-19T18:20:00Z","terrain":-1.45},{"above_terrain":true,"airmass":2.68,"alt":21.8,"az":119.4,"t":"2028-12-19T18:25:00Z","terrain":-1.38},{"above_terrain":true,"airmass":2.59,"alt":22.61,"az":120.5,"t":"2028-12-19T18:30:00Z","terrain":-1.24},{"above_terrain":true,"airmass":2.5,"alt":23.42,"az":121.5,"t":"2028-12-19T18:35:00Z","terrain":-1.22},{"above_terrain":true,"airmass":2.43,"alt":24.21,"az":122.5,"t":"2028-12-19T18:40:00Z","terrain":-1.3},{"above_terrain":true,"airmass":2.36,"alt":24.99,"az":123.6,"t":"2028-12-19T18:45:00Z","terrain":-1.45},{"above_terrain":true,"airmass":2.29,"alt":25.77,"az":124.7,"t":"2028-12-19T18:50:00Z","terrain":-1.59},{"above_terrain":true,"airmass":2.23,"alt":26.53,"az":125.8,"t":"2028-12-19T18:55:00Z","terrain":-1.61},{"above_terrain":true,"airmass":2.17,"alt":27.29,"az":126.9,"t":"2028-12-19T19:00:00Z","terrain":-1.55},{"above_terrain":true,"airmass":2.12,"alt":28.03,"az":128.0,"t":"2028-12-19T19:05:00Z","terrain":-1.4},{"above_terrain":true,"airmass":2.07,"alt":28.76,"az":129.2,"t":"2028-12-19T19:10:00Z","terrain":-1.22},{"above_terrain":true,"airmass":2.03,"alt":29.48,"az":130.4,"t":"2028-12-19T19:15:00Z","terrain":-1.6},{"above_terrain":true,"airmass":1.98,"alt":30.19,"az":131.5,"t":"2028-12-19T19:20:00Z","terrain":-1.66},{"above_terrain":true,"airmass":1.94,"alt":30.88,"az":132.7,"t":"2028-12-19T19:25:00Z","terrain":-1.65},{"above_terrain":true,"airmass":1.91,"alt":31.56,"az":134.0,"t":"2028-12-19T19:30:00Z","terrain":-1.54},{"above_terrain":true,"airmass":1.87,"alt":32.23,"az":135.2,"t":"2028-12-19T19:35:00Z","terrain":-1.28},{"above_terrain":true,"airmass":1.84,"alt":32.88,"az":136.5,"t":"2028-12-19T19:40:00Z","terrain":-1.21},{"above_terrain":true,"airmass":1.81,"alt":33.52,"az":137.8,"t":"2028-12-19T19:45:00Z","terrain":-1.16},{"above_terrain":true,"airmass":1.78,"alt":34.14,"az":139.1,"t":"2028-12-19T19:50:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.75,"alt":34.74,"az":140.4,"t":"2028-12-19T19:55:00Z","terrain":-1.24},{"above_terrain":true,"airmass":1.73,"alt":35.33,"az":141.7,"t":"2028-12-19T20:00:00Z","terrain":-1.26},{"above_terrain":true,"airmass":1.7,"alt":35.9,"az":143.1,"t":"2028-12-19T20:05:00Z","terrain":-1.37},{"above_terrain":true,"airmass":1.68,"alt":36.46,"az":144.5,"t":"2028-12-19T20:10:00Z","terrain":-1.41},{"above_terrain":true,"airmass":1.66,"alt":36.99,"az":145.9,"t":"2028-12-19T20:15:00Z","terrain":-1.51},{"above_terrain":true,"airmass":1.64,"alt":37.51,"az":147.3,"t":"2028-12-19T20:20:00Z","terrain":-1.34},{"above_terrain":true,"airmass":1.62,"alt":38.0,"az":148.8,"t":"2028-12-19T20:25:00Z","terrain":-1.44},{"above_terrain":true,"airmass":1.6,"alt":38.48,"az":150.2,"t":"2028-12-19T20:30:00Z","terrain":-1.19},{"above_terrain":true,"airmass":1.59,"alt":38.93,"az":151.7,"t":"2028-12-19T20:35:00Z","terrain":-1.25},{"above_terrain":true,"airmass":1.57,"alt":39.36,"az":153.2,"t":"2028-12-19T20:40:00Z","terrain":-0.95},{"above_terrain":true,"airmass":1.56,"alt":39.77,"az":154.8,"t":"2028-12-19T20:45:00Z","terrain":-1.07},{"above_terrain":true,"airmass":1.55,"alt":40.16,"az":156.3,"t":"2028-12-19T20:50:00Z","terrain":-1.2},{"above_terrain":true,"airmass":1.54,"alt":40.53,"az":157.9,"t":"2028-12-19T20:55:00Z","terrain":-1.06},{"above_terrain":true,"airmass":1.53,"alt":40.87,"az":159.5,"t":"2028-12-19T21:00:00Z","terrain":-1.14},{"above_terrain":true,"airmass":1.52,"alt":41.18,"az":161.1,"t":"2028-12-19T21:05:00Z","terrain":-1.17},{"above_terrain":true,"airmass":1.51,"alt":41.47,"az":162.7,"t":"2028-12-19T21:10:00Z","terrain":-1.36},{"above_terrain":true,"airmass":1.5,"alt":41.74,"az":164.3,"t":"2028-12-19T21:15:00Z","terrain":-1.49},{"above_terrain":true,"airmass":1.49,"alt":41.98,"az":165.9,"t":"2028-12-19T21:20:00Z","terrain":-1.25},{"above_terrain":true,"airmass":1.49,"alt":42.19,"az":167.6,"t":"2028-12-19T21:25:00Z","terrain":-1.04},{"above_terrain":true,"airmass":1.48,"alt":42.38,"az":169.3,"t":"2028-12-19T21:30:00Z","terrain":-0.76},{"above_terrain":true,"airmass":1.48,"alt":42.54,"az":171.0,"t":"2028-12-19T21:35:00Z","terrain":-0.65},{"above_terrain":true,"airmass":1.47,"alt":42.68,"az":172.6,"t":"2028-12-19T21:40:00Z","terrain":-0.54},{"above_terrain":true,"airmass":1.47,"alt":42.78,"az":174.3,"t":"2028-12-19T21:45:00Z","terrain":-0.41},{"above_terrain":true,"airmass":1.47,"alt":42.86,"az":176.0,"t":"2028-12-19T21:50:00Z","terrain":-0.41},{"above_terrain":true,"airmass":1.47,"alt":42.91,"az":177.7,"t":"2028-12-19T21:55:00Z","terrain":-0.38},{"above_terrain":true,"airmass":1.47,"alt":42.93,"az":179.4,"t":"2028-12-19T22:00:00Z","terrain":-0.48},{"above_terrain":true,"airmass":1.47,"alt":42.93,"az":181.1,"t":"2028-12-19T22:05:00Z","terrain":-0.61},{"above_terrain":true,"airmass":1.47,"alt":42.9,"az":182.8,"t":"2028-12-19T22:10:00Z","terrain":-0.62},{"above_terrain":true,"airmass":1.47,"alt":42.84,"az":184.5,"t":"2028-12-19T22:15:00Z","terrain":-0.6},{"above_terrain":true,"airmass":1.47,"alt":42.75,"az":186.2,"t":"2028-12-19T22:20:00Z","terrain":-0.7},{"above_terrain":true,"airmass":1.47,"alt":42.63,"az":187.9,"t":"2028-12-19T22:25:00Z","terrain":-0.66},{"above_terrain":true,"airmass":1.48,"alt":42.49,"az":189.6,"t":"2028-12-19T22:30:00Z","terrain":-0.57},{"above_terrain":true,"airmass":1.48,"alt":42.32,"az":191.3,"t":"2028-12-19T22:35:00Z","terrain":-0.44},{"above_terrain":true,"airmass":1.49,"alt":42.12,"az":193.0,"t":"2028-12-19T22:40:00Z","terrain":-0.45},{"above_terrain":true,"airmass":1.5,"alt":41.9,"az":194.6,"t":"2028-12-19T22:45:00Z","terrain":-0.45},{"above_terrain":true,"airmass":1.5,"alt":41.65,"az":196.2,"t":"2028-12-19T22:50:00Z","terrain":-0.6},{"above_terrain":true,"airmass":1.51,"alt":41.38,"az":197.9,"t":"2028-12-19T22:55:00Z","terrain":-0.38},{"above_terrain":true,"airmass":1.52,"alt":41.08,"az":199.5,"t":"2028-12-19T23:00:00Z","terrain":-0.29},{"above_terrain":true,"airmass":1.53,"alt":40.75,"az":201.1,"t":"2028-12-19T23:05:00Z","terrain":-0.52},{"above_terrain":true,"airmass":1.54,"alt":40.41,"az":202.7,"t":"2028-12-19T23:10:00Z","terrain":-0.59},{"above_terrain":true,"airmass":1.55,"alt":40.03,"az":204.2,"t":"2028-12-19T23:15:00Z","terrain":-0.48},{"above_terrain":true,"airmass":1.57,"alt":39.64,"az":205.8,"t":"2028-12-19T23:20:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.58,"alt":39.22,"az":207.3,"t":"2028-12-19T23:25:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.59,"alt":38.78,"az":208.8,"t":"2028-12-19T23:30:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.61,"alt":38.32,"az":210.3,"t":"2028-12-19T23:35:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.63,"alt":37.84,"az":211.7,"t":"2028-12-19T23:40:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.65,"alt":37.34,"az":213.2,"t":"2028-12-19T23:45:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.67,"alt":36.81,"az":214.6,"t":"2028-12-19T23:50:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.69,"alt":36.27,"az":216.0,"t":"2028-12-19T23:55:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.71,"alt":35.71,"az":217.4,"t":"2028-12-20T00:00:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.73,"alt":35.14,"az":218.7,"t":"2028-12-20T00:05:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.76,"alt":34.54,"az":220.1,"t":"2028-12-20T00:10:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.79,"alt":33.93,"az":221.4,"t":"2028-12-20T00:15:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.82,"alt":33.31,"az":222.7,"t":"2028-12-20T00:20:00Z","terrain":0.84},{"above_terrain":true,"airmass":1.85,"alt":32.66,"az":223.9,"t":"2028-12-20T00:25:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.88,"alt":32.01,"az":225.2,"t":"2028-12-20T00:30:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.92,"alt":31.34,"az":226.4,"t":"2028-12-20T00:35:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.96,"alt":30.65,"az":227.7,"t":"2028-12-20T00:40:00Z","terrain":1.08},{"above_terrain":true,"airmass":2.0,"alt":29.95,"az":228.9,"t":"2028-12-20T00:45:00Z","terrain":1.28},{"above_terrain":true,"airmass":2.04,"alt":29.24,"az":230.0,"t":"2028-12-20T00:50:00Z","terrain":1.14},{"above_terrain":true,"airmass":2.09,"alt":28.52,"az":231.2,"t":"2028-12-20T00:55:00Z","terrain":0.88},{"above_terrain":true,"airmass":2.14,"alt":27.78,"az":232.3,"t":"2028-12-20T01:00:00Z","terrain":0.86},{"above_terrain":true,"airmass":2.19,"alt":27.04,"az":233.5,"t":"2028-12-20T01:05:00Z","terrain":0.81},{"above_terrain":true,"airmass":2.25,"alt":26.28,"az":234.6,"t":"2028-12-20T01:10:00Z","terrain":0.91},{"above_terrain":true,"airmass":2.31,"alt":25.51,"az":235.7,"t":"2028-12-20T01:15:00Z","terrain":0.85},{"above_terrain":true,"airmass":2.38,"alt":24.73,"az":236.7,"t":"2028-12-20T01:20:00Z","terrain":0.82},{"above_terrain":true,"airmass":2.45,"alt":23.95,"az":237.8,"t":"2028-12-20T01:25:00Z","terrain":0.81},{"above_terrain":true,"airmass":2.53,"alt":23.15,"az":238.9,"t":"2028-12-20T01:30:00Z","terrain":0.54},{"above_terrain":true,"airmass":2.62,"alt":22.34,"az":239.9,"t":"2028-12-20T01:35:00Z","terrain":0.78},{"above_terrain":true,"airmass":2.71,"alt":21.53,"az":240.9,"t":"2028-12-20T01:40:00Z","terrain":0.75},{"above_terrain":true,"airmass":2.81,"alt":20.71,"az":241.9,"t":"2028-12-20T01:45:00Z","terrain":1.02},{"above_terrain":true,"airmass":2.92,"alt":19.88,"az":242.9,"t":"2028-12-20T01:50:00Z","terrain":1.01},{"above_terrain":true,"airmass":3.04,"alt":19.04,"az":243.9,"t":"2028-12-20T01:55:00Z","terrain":0.95},{"above_terrain":true,"airmass":3.17,"alt":18.2,"az":244.9,"t":"2028-12-20T02:00:00Z","terrain":0.98},{"above_terrain":true,"airmass":3.32,"alt":17.35,"az":245.8,"t":"2028-12-20T02:05:00Z","terrain":1.15},{"above_terrain":true,"airmass":3.49,"alt":16.49,"az":246.8,"t":"2028-12-20T02:10:00Z","terrain":1.06},{"above_terrain":true,"airmass":3.67,"alt":15.63,"az":247.7,"t":"2028-12-20T02:15:00Z","terrain":0.71},{"above_terrain":true,"airmass":3.87,"alt":14.76,"az":248.6,"t":"2028-12-20T02:20:00Z","terrain":0.52},{"above_terrain":true,"airmass":4.1,"alt":13.88,"az":249.6,"t":"2028-12-20T02:25:00Z","terrain":0.55},{"above_terrain":true,"airmass":4.37,"alt":13.0,"az":250.5,"t":"2028-12-20T02:30:00Z","terrain":0.57},{"above_terrain":true,"airmass":4.67,"alt":12.12,"az":251.4,"t":"2028-12-20T02:35:00Z","terrain":0.42},{"above_terrain":true,"airmass":5.01,"alt":11.23,"az":252.3,"t":"2028-12-20T02:40:00Z","terrain":0.2},{"above_terrain":true,"airmass":5.42,"alt":10.34,"az":253.1,"t":"2028-12-20T02:45:00Z","terrain":0.17},{"above_terrain":true,"airmass":5.89,"alt":9.44,"az":254.0,"t":"2028-12-20T02:50:00Z","terrain":0.17},{"above_terrain":true,"airmass":6.46,"alt":8.54,"az":254.9,"t":"2028-12-20T02:55:00Z","terrain":0.23},{"above_terrain":true,"airmass":7.15,"alt":7.63,"az":255.8,"t":"2028-12-20T03:00:00Z","terrain":0.36},{"above_terrain":true,"airmass":8.01,"alt":6.72,"az":256.6,"t":"2028-12-20T03:05:00Z","terrain":0.42},{"above_terrain":true,"airmass":9.09,"alt":5.81,"az":257.5,"t":"2028-12-20T03:10:00Z","terrain":0.4},{"above_terrain":true,"airmass":10.49,"alt":4.9,"az":258.3,"t":"2028-12-20T03:15:00Z","terrain":0.4},{"above_terrain":true,"airmass":12.36,"alt":3.98,"az":259.2,"t":"2028-12-20T03:20:00Z","terrain":0.5},{"above_terrain":true,"airmass":14.95,"alt":3.06,"az":260.0,"t":"2028-12-20T03:25:00Z","terrain":0.57},{"above_terrain":true,"airmass":18.74,"alt":2.13,"az":260.9,"t":"2028-12-20T03:30:00Z","terrain":0.8},{"above_terrain":true,"airmass":24.57,"alt":1.21,"az":261.7,"t":"2028-12-20T03:35:00Z","terrain":0.94},{"above_terrain":false,"airmass":34.01,"alt":0.28,"az":262.5,"t":"2028-12-20T03:40:00Z","terrain":0.89},{"above_terrain":false,"airmass":null,"alt":-0.65,"az":263.4,"t":"2028-12-20T03:45:00Z","terrain":0.7},{"above_terrain":false,"airmass":null,"alt":-1.58,"az":264.2,"t":"2028-12-20T03:50:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-2.51,"az":265.0,"t":"2028-12-20T03:55:00Z","terrain":0.39},{"above_terrain":false,"airmass":null,"alt":-3.44,"az":265.9,"t":"2028-12-20T04:00:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-4.38,"az":266.7,"t":"2028-12-20T04:05:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-5.31,"az":267.5,"t":"2028-12-20T04:10:00Z","terrain":0.61},{"above_terrain":false,"airmass":null,"alt":-6.25,"az":268.4,"t":"2028-12-20T04:15:00Z","terrain":0.69},{"above_terrain":false,"airmass":null,"alt":-7.18,"az":269.2,"t":"2028-12-20T04:20:00Z","terrain":0.78},{"above_terrain":false,"airmass":null,"alt":-8.12,"az":270.0,"t":"2028-12-20T04:25:00Z","terrain":0.9},{"above_terrain":false,"airmass":null,"alt":-9.05,"az":270.9,"t":"2028-12-20T04:30:00Z","terrain":0.8},{"above_terrain":false,"airmass":null,"alt":-9.99,"az":271.7,"t":"2028-12-20T04:35:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-10.93,"az":272.5,"t":"2028-12-20T04:40:00Z","terrain":0.27},{"above_terrain":false,"airmass":null,"alt":-11.86,"az":273.4,"t":"2028-12-20T04:45:00Z","terrain":0.08},{"above_terrain":false,"airmass":null,"alt":-12.79,"az":274.2,"t":"2028-12-20T04:50:00Z","terrain":-0.0},{"above_terrain":false,"airmass":null,"alt":-13.73,"az":275.1,"t":"2028-12-20T04:55:00Z","terrain":0.08},{"above_terrain":false,"airmass":null,"alt":-14.66,"az":275.9,"t":"2028-12-20T05:00:00Z","terrain":-0.0},{"above_terrain":false,"airmass":null,"alt":-15.59,"az":276.8,"t":"2028-12-20T05:05:00Z","terrain":-0.11},{"above_terrain":false,"airmass":null,"alt":-16.52,"az":277.7,"t":"2028-12-20T05:10:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-17.44,"az":278.5,"t":"2028-12-20T05:15:00Z","terrain":-0.05},{"above_terrain":false,"airmass":null,"alt":-18.37,"az":279.4,"t":"2028-12-20T05:20:00Z","terrain":-0.07},{"above_terrain":false,"airmass":null,"alt":-19.29,"az":280.3,"t":"2028-12-20T05:25:00Z","terrain":-0.08},{"above_terrain":false,"airmass":null,"alt":-20.21,"az":281.2,"t":"2028-12-20T05:30:00Z","terrain":-0.0},{"above_terrain":false,"airmass":null,"alt":-21.13,"az":282.1,"t":"2028-12-20T05:35:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-22.04,"az":283.0,"t":"2028-12-20T05:40:00Z","terrain":-0.01},{"above_terrain":false,"airmass":null,"alt":-22.95,"az":283.9,"t":"2028-12-20T05:45:00Z","terrain":0.11},{"above_terrain":false,"airmass":null,"alt":-23.86,"az":284.9,"t":"2028-12-20T05:50:00Z","terrain":0.22},{"above_terrain":false,"airmass":null,"alt":-24.76,"az":285.8,"t":"2028-12-20T05:55:00Z","terrain":0.22},{"above_terrain":false,"airmass":null,"alt":-25.66,"az":286.8,"t":"2028-12-20T06:00:00Z","terrain":0.34},{"above_terrain":false,"airmass":null,"alt":-26.55,"az":287.8,"t":"2028-12-20T06:05:00Z","terrain":0.22},{"above_terrain":false,"airmass":null,"alt":-27.44,"az":288.7,"t":"2028-12-20T06:10:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-28.32,"az":289.7,"t":"2028-12-20T06:15:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-29.2,"az":290.7,"t":"2028-12-20T06:20:00Z","terrain":0.44},{"above_terrain":false,"airmass":null,"alt":-30.07,"az":291.8,"t":"2028-12-20T06:25:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-30.94,"az":292.8,"t":"2028-12-20T06:30:00Z","terrain":0.33},{"above_terrain":false,"airmass":null,"alt":-31.8,"az":293.9,"t":"2028-12-20T06:35:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-32.65,"az":295.0,"t":"2028-12-20T06:40:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-33.5,"az":296.1,"t":"2028-12-20T06:45:00Z","terrain":0.33},{"above_terrain":false,"airmass":null,"alt":-34.33,"az":297.2,"t":"2028-12-20T06:50:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-35.16,"az":298.3,"t":"2028-12-20T06:55:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-35.98,"az":299.5,"t":"2028-12-20T07:00:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-36.79,"az":300.6,"t":"2028-12-20T07:05:00Z","terrain":0.34},{"above_terrain":false,"airmass":null,"alt":-37.59,"az":301.8,"t":"2028-12-20T07:10:00Z","terrain":0.12},{"above_terrain":false,"airmass":null,"alt":-38.38,"az":303.1,"t":"2028-12-20T07:15:00Z","terrain":-0.22},{"above_terrain":false,"airmass":null,"alt":-39.16,"az":304.3,"t":"2028-12-20T07:20:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-39.93,"az":305.6,"t":"2028-12-20T07:25:00Z","terrain":-0.22},{"above_terrain":false,"airmass":null,"alt":-40.68,"az":306.9,"t":"2028-12-20T07:30:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-41.42,"az":308.2,"t":"2028-12-20T07:35:00Z","terrain":0.29},{"above_terrain":false,"airmass":null,"alt":-42.15,"az":309.6,"t":"2028-12-20T07:40:00Z","terrain":0.2},{"above_terrain":false,"airmass":null,"alt":-42.87,"az":311.0,"t":"2028-12-20T07:45:00Z","terrain":0.36},{"above_terrain":false,"airmass":null,"alt":-43.57,"az":312.4,"t":"2028-12-20T07:50:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-44.25,"az":313.8,"t":"2028-12-20T07:55:00Z","terrain":0.44},{"above_terrain":false,"airmass":null,"alt":-44.92,"az":315.3,"t":"2028-12-20T08:00:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-45.56,"az":316.8,"t":"2028-12-20T08:05:00Z","terrain":0.33},{"above_terrain":false,"airmass":null,"alt":-46.2,"az":318.4,"t":"2028-12-20T08:10:00Z","terrain":0.15},{"above_terrain":false,"airmass":null,"alt":-46.81,"az":320.0,"t":"2028-12-20T08:15:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-47.4,"az":321.6,"t":"2028-12-20T08:20:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-47.97,"az":323.2,"t":"2028-12-20T08:25:00Z","terrain":0.01},{"above_terrain":false,"airmass":null,"alt":-48.52,"az":324.9,"t":"2028-12-20T08:30:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-49.05,"az":326.6,"t":"2028-12-20T08:35:00Z","terrain":-0.33},{"above_terrain":false,"airmass":null,"alt":-49.55,"az":328.4,"t":"2028-12-20T08:40:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-50.03,"az":330.2,"t":"2028-12-20T08:45:00Z","terrain":-0.36},{"above_terrain":false,"airmass":null,"alt":-50.48,"az":332.0,"t":"2028-12-20T08:50:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-50.91,"az":333.8,"t":"2028-12-20T08:55:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-51.3,"az":335.7,"t":"2028-12-20T09:00:00Z","terrain":-0.76},{"above_terrain":false,"airmass":null,"alt":-51.68,"az":337.6,"t":"2028-12-20T09:05:00Z","terrain":-0.57},{"above_terrain":false,"airmass":null,"alt":-52.02,"az":339.6,"t":"2028-12-20T09:10:00Z","terrain":-0.62},{"above_terrain":false,"airmass":null,"alt":-52.33,"az":341.5,"t":"2028-12-20T09:15:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-52.61,"az":343.5,"t":"2028-12-20T09:20:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-52.86,"az":345.6,"t":"2028-12-20T09:25:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-53.08,"az":347.6,"t":"2028-12-20T09:30:00Z","terrain":-0.25},{"above_terrain":false,"airmass":null,"alt":-53.26,"az":349.7,"t":"2028-12-20T09:35:00Z","terrain":0.09},{"above_terrain":false,"airmass":null,"alt":-53.41,"az":351.7,"t":"2028-12-20T09:40:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-53.53,"az":353.8,"t":"2028-12-20T09:45:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-53.61,"az":355.9,"t":"2028-12-20T09:50:00Z","terrain":0.74},{"above_terrain":false,"airmass":null,"alt":-53.66,"az":358.0,"t":"2028-12-20T09:55:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-53.68,"az":0.1,"t":"2028-12-20T10:00:00Z","terrain":0.48}],"transit":{"airmass":1.47,"alt":42.9,"az":179.4,"t":"2028-12-19T22:00:00Z"},"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."]}