{"assessment":{"best_window":{"end":"2027-12-21T01:20Z","end_local":"03:20","hours":8.75,"label":"good","mean_quality":0.94,"start":"2027-12-20T16:35Z","start_local":"18:35"},"cost":{"altitude":3.42,"clouds":0.0,"darkness":1.0,"moon":0.09},"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":24,"cloud":null,"high":null,"iso":"2027-12-20T15:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-49,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"17:00","wind":null},{"alt":35,"cloud":null,"high":null,"iso":"2027-12-20T16:00Z","label":"marginal","low":null,"mid":null,"moon_alt":-53,"precip":null,"q":0.42,"rh":null,"sky":"astronomical twilight","temp":null,"time":"18:00","wind":null},{"alt":47,"cloud":null,"high":null,"iso":"2027-12-20T17:00Z","label":"good","low":null,"mid":null,"moon_alt":-53,"precip":null,"q":0.91,"rh":null,"sky":"night","temp":null,"time":"19:00","wind":null},{"alt":57,"cloud":null,"high":null,"iso":"2027-12-20T18:00Z","label":"good","low":null,"mid":null,"moon_alt":-49,"precip":null,"q":0.98,"rh":null,"sky":"night","temp":null,"time":"20:00","wind":null},{"alt":67,"cloud":null,"high":null,"iso":"2027-12-20T19:00Z","label":"good","low":null,"mid":null,"moon_alt":-42,"precip":null,"q":1.0,"rh":null,"sky":"night","temp":null,"time":"21:00","wind":null},{"alt":72,"cloud":null,"high":null,"iso":"2027-12-20T20:00Z","label":"good","low":null,"mid":null,"moon_alt":-33,"precip":null,"q":1.0,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":70,"cloud":null,"high":null,"iso":"2027-12-20T21:00Z","label":"good","low":null,"mid":null,"moon_alt":-23,"precip":null,"q":1.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":62,"cloud":null,"high":null,"iso":"2027-12-20T22:00Z","label":"good","low":null,"mid":null,"moon_alt":-12,"precip":null,"q":1.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":51,"cloud":null,"high":null,"iso":"2027-12-20T23:00Z","label":"good","low":null,"mid":null,"moon_alt":-2,"precip":null,"q":0.94,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":40,"cloud":null,"high":null,"iso":"2027-12-21T00:00Z","label":"good","low":null,"mid":null,"moon_alt":9,"precip":null,"q":0.83,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":29,"cloud":null,"high":null,"iso":"2027-12-21T01:00Z","label":"good","low":null,"mid":null,"moon_alt":19,"precip":null,"q":0.72,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":18,"cloud":null,"high":null,"iso":"2027-12-21T02:00Z","label":"unusable","low":null,"mid":null,"moon_alt":27,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":7,"cloud":null,"high":null,"iso":"2027-12-21T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":34,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":-2,"cloud":null,"high":null,"iso":"2027-12-21T04:00Z","label":"unusable","low":null,"mid":null,"moon_alt":38,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"06:00","wind":null},{"alt":-11,"cloud":null,"high":null,"iso":"2027-12-21T05:00Z","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":1.0,"peak_sky":1.0,"quality_hours":8.75,"reasons":["the target being low or below 20\u00b0 cost 3.4 quality-hours","daylight and twilight cost 1.0 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":100,"score_weather":null,"sky_hours":8.75,"verdict":"unknown","verdict_astronomy":"good","weather_known":false,"windows":[{"end":"2027-12-20T15:25Z","end_local":"17:25","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2027-12-20T14:50Z","start_local":"16:50"},{"end":"2027-12-20T16:00Z","end_local":"18:00","hours":0.58,"label":"poor","mean_quality":0.12,"start":"2027-12-20T15:25Z","start_local":"17:25"},{"end":"2027-12-20T16:35Z","end_local":"18:35","hours":0.58,"label":"marginal","mean_quality":0.43,"start":"2027-12-20T16:00Z","start_local":"18:00"},{"end":"2027-12-21T01:20Z","end_local":"03:20","hours":8.75,"label":"good","mean_quality":0.94,"start":"2027-12-20T16:35Z","start_local":"18:35"},{"end":"2027-12-21T01:50Z","end_local":"03:50","hours":0.5,"label":"marginal","mean_quality":0.49,"start":"2027-12-21T01:20Z","start_local":"03:20"},{"end":"2027-12-21T05:45Z","end_local":"07:45","hours":3.92,"label":"unusable","mean_quality":0.0,"start":"2027-12-21T01:50Z","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":"2027-12-20T16:33:30Z","dark_hours":11.51,"dark_to":"2027-12-21T04:03:56Z","moon":{"illumination":0.439,"phase":"waning crescent","waxing":false},"moon_free_dark_hours":6.58,"moonrise":"2027-12-20T23:09:40Z","moonset":null,"sunrise":"2027-12-21T05:44:28Z","sunset":"2027-12-20T14:52:59Z","twilight":{"astronomical":{"end":"2027-12-20T16:33:30Z","start":"2027-12-21T04:03:56Z"},"civil":{"end":"2027-12-20T15:24:34Z","start":"2027-12-21T05:12:52Z"},"nautical":{"end":"2027-12-20T15:59:39Z","start":"2027-12-21T04:37:48Z"}},"window_end":"2027-12-21T10:00:00Z","window_start":"2027-12-20T10:00:00Z"},"night_date":"2027-12-20","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.05,"alt":72.5,"t":"2027-12-20T20:10:00Z"},"dec":24.11388889,"dec_of_date":24.1991,"dec_str":"+24\u00b0 06' 50.0\"","good_hours":8.33,"limit_rise":"2027-12-20T14:36:40Z","limit_set":"2027-12-21T01:48:04Z","max_az_rate_deg_per_min":0.76,"moon_separation":126.2,"never_rises":false,"ra":56.60083333,"ra_of_date":57.0176,"ra_str":"03h 46m 24.2s","resolved":{"common_name":"Seven Sisters","dec":24.11388889,"name":"Cl Melotte 22","ra":56.60083333,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=M45","source":"sesame","type":"OpC","type_text":"open cluster"},"summary":"8.3 dark hours above 30\u00b0 \u2014 a proper target for this night.","terrain":{"available":true,"behind_at":"2027-12-21T03:46:37Z","blocked_dark_hours":0,"clears_at":"2027-12-20T12:46:51Z","rise_az":58.5},"track":[{"above_terrain":false,"airmass":null,"alt":-19.69,"az":25.6,"t":"2027-12-20T10:00:00Z","terrain":1.29},{"above_terrain":false,"airmass":null,"alt":-19.28,"az":26.7,"t":"2027-12-20T10:05:00Z","terrain":1.3},{"above_terrain":false,"airmass":null,"alt":-18.85,"az":27.9,"t":"2027-12-20T10:10:00Z","terrain":1.2},{"above_terrain":false,"airmass":null,"alt":-18.4,"az":29.0,"t":"2027-12-20T10:15:00Z","terrain":1.01},{"above_terrain":false,"airmass":null,"alt":-17.94,"az":30.1,"t":"2027-12-20T10:20:00Z","terrain":1.16},{"above_terrain":false,"airmass":null,"alt":-17.47,"az":31.2,"t":"2027-12-20T10:25:00Z","terrain":1.31},{"above_terrain":false,"airmass":null,"alt":-16.98,"az":32.2,"t":"2027-12-20T10:30:00Z","terrain":1.25},{"above_terrain":false,"airmass":null,"alt":-16.47,"az":33.3,"t":"2027-12-20T10:35:00Z","terrain":0.82},{"above_terrain":false,"airmass":null,"alt":-15.95,"az":34.4,"t":"2027-12-20T10:40:00Z","terrain":0.29},{"above_terrain":false,"airmass":null,"alt":-15.41,"az":35.4,"t":"2027-12-20T10:45:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-14.86,"az":36.5,"t":"2027-12-20T10:50:00Z","terrain":-0.02},{"above_terrain":false,"airmass":null,"alt":-14.3,"az":37.5,"t":"2027-12-20T10:55:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-13.72,"az":38.5,"t":"2027-12-20T11:00:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-13.13,"az":39.5,"t":"2027-12-20T11:05:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-12.53,"az":40.5,"t":"2027-12-20T11:10:00Z","terrain":-0.01},{"above_terrain":false,"airmass":null,"alt":-11.92,"az":41.5,"t":"2027-12-20T11:15:00Z","terrain":0.07},{"above_terrain":false,"airmass":null,"alt":-11.29,"az":42.5,"t":"2027-12-20T11:20:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-10.66,"az":43.4,"t":"2027-12-20T11:25:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-10.01,"az":44.4,"t":"2027-12-20T11:30:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-9.35,"az":45.3,"t":"2027-12-20T11:35:00Z","terrain":0.61},{"above_terrain":false,"airmass":null,"alt":-8.67,"az":46.3,"t":"2027-12-20T11:40:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-7.99,"az":47.2,"t":"2027-12-20T11:45:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-7.3,"az":48.1,"t":"2027-12-20T11:50:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-6.6,"az":49.0,"t":"2027-12-20T11:55:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-5.89,"az":49.9,"t":"2027-12-20T12:00:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-5.17,"az":50.8,"t":"2027-12-20T12:05:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-4.44,"az":51.7,"t":"2027-12-20T12:10:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-3.7,"az":52.6,"t":"2027-12-20T12:15:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-2.95,"az":53.4,"t":"2027-12-20T12:20:00Z","terrain":0.91},{"above_terrain":false,"airmass":null,"alt":-2.19,"az":54.3,"t":"2027-12-20T12:25:00Z","terrain":1.02},{"above_terrain":false,"airmass":null,"alt":-1.43,"az":55.2,"t":"2027-12-20T12:30:00Z","terrain":1.08},{"above_terrain":false,"airmass":null,"alt":-0.66,"az":56.0,"t":"2027-12-20T12:35:00Z","terrain":1.05},{"above_terrain":false,"airmass":36.17,"alt":0.12,"az":56.8,"t":"2027-12-20T12:40:00Z","terrain":1.07},{"above_terrain":false,"airmass":27.13,"alt":0.91,"az":57.7,"t":"2027-12-20T12:45:00Z","terrain":1.19},{"above_terrain":true,"airmass":21.13,"alt":1.7,"az":58.5,"t":"2027-12-20T12:50:00Z","terrain":1.23},{"above_terrain":true,"airmass":17.04,"alt":2.5,"az":59.3,"t":"2027-12-20T12:55:00Z","terrain":1.2},{"above_terrain":true,"airmass":14.14,"alt":3.31,"az":60.1,"t":"2027-12-20T13:00:00Z","terrain":1.16},{"above_terrain":true,"airmass":12.01,"alt":4.13,"az":60.9,"t":"2027-12-20T13:05:00Z","terrain":1.1},{"above_terrain":true,"airmass":10.39,"alt":4.95,"az":61.7,"t":"2027-12-20T13:10:00Z","terrain":1.03},{"above_terrain":true,"airmass":9.13,"alt":5.78,"az":62.5,"t":"2027-12-20T13:15:00Z","terrain":0.96},{"above_terrain":true,"airmass":8.13,"alt":6.61,"az":63.3,"t":"2027-12-20T13:20:00Z","terrain":0.87},{"above_terrain":true,"airmass":7.31,"alt":7.45,"az":64.1,"t":"2027-12-20T13:25:00Z","terrain":0.77},{"above_terrain":true,"airmass":6.64,"alt":8.29,"az":64.9,"t":"2027-12-20T13:30:00Z","terrain":0.77},{"above_terrain":true,"airmass":6.07,"alt":9.14,"az":65.6,"t":"2027-12-20T13:35:00Z","terrain":0.81},{"above_terrain":true,"airmass":5.59,"alt":10.0,"az":66.4,"t":"2027-12-20T13:40:00Z","terrain":0.87},{"above_terrain":true,"airmass":5.17,"alt":10.86,"az":67.2,"t":"2027-12-20T13:45:00Z","terrain":0.94},{"above_terrain":true,"airmass":4.81,"alt":11.72,"az":67.9,"t":"2027-12-20T13:50:00Z","terrain":0.99},{"above_terrain":true,"airmass":4.5,"alt":12.59,"az":68.7,"t":"2027-12-20T13:55:00Z","terrain":1.03},{"above_terrain":true,"airmass":4.22,"alt":13.47,"az":69.4,"t":"2027-12-20T14:00:00Z","terrain":1.12},{"above_terrain":true,"airmass":3.98,"alt":14.34,"az":70.2,"t":"2027-12-20T14:05:00Z","terrain":1.23},{"above_terrain":true,"airmass":3.76,"alt":15.23,"az":70.9,"t":"2027-12-20T14:10:00Z","terrain":1.26},{"above_terrain":true,"airmass":3.56,"alt":16.11,"az":71.7,"t":"2027-12-20T14:15:00Z","terrain":1.22},{"above_terrain":true,"airmass":3.39,"alt":17.0,"az":72.4,"t":"2027-12-20T14:20:00Z","terrain":1.11},{"above_terrain":true,"airmass":3.22,"alt":17.9,"az":73.2,"t":"2027-12-20T14:25:00Z","terrain":0.94},{"above_terrain":true,"airmass":3.08,"alt":18.8,"az":73.9,"t":"2027-12-20T14:30:00Z","terrain":0.75},{"above_terrain":true,"airmass":2.95,"alt":19.7,"az":74.7,"t":"2027-12-20T14:35:00Z","terrain":0.66},{"above_terrain":true,"airmass":2.82,"alt":20.6,"az":75.4,"t":"2027-12-20T14:40:00Z","terrain":0.67},{"above_terrain":true,"airmass":2.71,"alt":21.51,"az":76.2,"t":"2027-12-20T14:45:00Z","terrain":0.72},{"above_terrain":true,"airmass":2.61,"alt":22.42,"az":76.9,"t":"2027-12-20T14:50:00Z","terrain":0.7},{"above_terrain":true,"airmass":2.51,"alt":23.33,"az":77.7,"t":"2027-12-20T14:55:00Z","terrain":0.65},{"above_terrain":true,"airmass":2.42,"alt":24.25,"az":78.4,"t":"2027-12-20T15:00:00Z","terrain":0.61},{"above_terrain":true,"airmass":2.34,"alt":25.17,"az":79.2,"t":"2027-12-20T15:05:00Z","terrain":0.55},{"above_terrain":true,"airmass":2.27,"alt":26.09,"az":79.9,"t":"2027-12-20T15:10:00Z","terrain":0.47},{"above_terrain":true,"airmass":2.19,"alt":27.01,"az":80.7,"t":"2027-12-20T15:15:00Z","terrain":0.61},{"above_terrain":true,"airmass":2.13,"alt":27.93,"az":81.4,"t":"2027-12-20T15:20:00Z","terrain":0.73},{"above_terrain":true,"airmass":2.07,"alt":28.86,"az":82.2,"t":"2027-12-20T15:25:00Z","terrain":0.74},{"above_terrain":true,"airmass":2.01,"alt":29.79,"az":83.0,"t":"2027-12-20T15:30:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.95,"alt":30.72,"az":83.7,"t":"2027-12-20T15:35:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.9,"alt":31.65,"az":84.5,"t":"2027-12-20T15:40:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.85,"alt":32.58,"az":85.3,"t":"2027-12-20T15:45:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.81,"alt":33.51,"az":86.1,"t":"2027-12-20T15:50:00Z","terrain":0.16},{"above_terrain":true,"airmass":1.76,"alt":34.45,"az":86.9,"t":"2027-12-20T15:55:00Z","terrain":0.08},{"above_terrain":true,"airmass":1.72,"alt":35.38,"az":87.7,"t":"2027-12-20T16:00:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.69,"alt":36.32,"az":88.5,"t":"2027-12-20T16:05:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.65,"alt":37.25,"az":89.3,"t":"2027-12-20T16:10:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.61,"alt":38.19,"az":90.1,"t":"2027-12-20T16:15:00Z","terrain":-0.2},{"above_terrain":true,"airmass":1.58,"alt":39.13,"az":91.0,"t":"2027-12-20T16:20:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.55,"alt":40.06,"az":91.8,"t":"2027-12-20T16:25:00Z","terrain":0.07},{"above_terrain":true,"airmass":1.52,"alt":41.0,"az":92.7,"t":"2027-12-20T16:30:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.49,"alt":41.93,"az":93.6,"t":"2027-12-20T16:35:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.47,"alt":42.87,"az":94.5,"t":"2027-12-20T16:40:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.44,"alt":43.8,"az":95.4,"t":"2027-12-20T16:45:00Z","terrain":0.44},{"above_terrain":true,"airmass":1.42,"alt":44.73,"az":96.3,"t":"2027-12-20T16:50:00Z","terrain":0.6},{"above_terrain":true,"airmass":1.4,"alt":45.66,"az":97.2,"t":"2027-12-20T16:55:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.38,"alt":46.59,"az":98.2,"t":"2027-12-20T17:00:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.35,"alt":47.51,"az":99.2,"t":"2027-12-20T17:05:00Z","terrain":0.44},{"above_terrain":true,"airmass":1.34,"alt":48.43,"az":100.2,"t":"2027-12-20T17:10:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.32,"alt":49.35,"az":101.2,"t":"2027-12-20T17:15:00Z","terrain":0.05},{"above_terrain":true,"airmass":1.3,"alt":50.27,"az":102.3,"t":"2027-12-20T17:20:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.28,"alt":51.18,"az":103.4,"t":"2027-12-20T17:25:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.27,"alt":52.09,"az":104.5,"t":"2027-12-20T17:30:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.25,"alt":52.99,"az":105.7,"t":"2027-12-20T17:35:00Z","terrain":-0.49},{"above_terrain":true,"airmass":1.24,"alt":53.89,"az":106.8,"t":"2027-12-20T17:40:00Z","terrain":-0.61},{"above_terrain":true,"airmass":1.22,"alt":54.79,"az":108.1,"t":"2027-12-20T17:45:00Z","terrain":-0.95},{"above_terrain":true,"airmass":1.21,"alt":55.67,"az":109.3,"t":"2027-12-20T17:50:00Z","terrain":-1.18},{"above_terrain":true,"airmass":1.2,"alt":56.55,"az":110.6,"t":"2027-12-20T17:55:00Z","terrain":-1.27},{"above_terrain":true,"airmass":1.19,"alt":57.42,"az":112.0,"t":"2027-12-20T18:00:00Z","terrain":-1.38},{"above_terrain":true,"airmass":1.17,"alt":58.29,"az":113.4,"t":"2027-12-20T18:05:00Z","terrain":-1.51},{"above_terrain":true,"airmass":1.16,"alt":59.14,"az":114.9,"t":"2027-12-20T18:10:00Z","terrain":-1.52},{"above_terrain":true,"airmass":1.15,"alt":59.99,"az":116.4,"t":"2027-12-20T18:15:00Z","terrain":-1.53},{"above_terrain":true,"airmass":1.14,"alt":60.82,"az":118.0,"t":"2027-12-20T18:20:00Z","terrain":-1.42},{"above_terrain":true,"airmass":1.14,"alt":61.64,"az":119.6,"t":"2027-12-20T18:25:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.13,"alt":62.44,"az":121.4,"t":"2027-12-20T18:30:00Z","terrain":-1.23},{"above_terrain":true,"airmass":1.12,"alt":63.24,"az":123.2,"t":"2027-12-20T18:35:00Z","terrain":-1.41},{"above_terrain":true,"airmass":1.11,"alt":64.01,"az":125.1,"t":"2027-12-20T18:40:00Z","terrain":-1.64},{"above_terrain":true,"airmass":1.1,"alt":64.77,"az":127.0,"t":"2027-12-20T18:45:00Z","terrain":-1.53},{"above_terrain":true,"airmass":1.1,"alt":65.5,"az":129.1,"t":"2027-12-20T18:50:00Z","terrain":-1.19},{"above_terrain":true,"airmass":1.09,"alt":66.22,"az":131.3,"t":"2027-12-20T18:55:00Z","terrain":-1.67},{"above_terrain":true,"airmass":1.09,"alt":66.91,"az":133.6,"t":"2027-12-20T19:00:00Z","terrain":-1.59},{"above_terrain":true,"airmass":1.08,"alt":67.57,"az":136.0,"t":"2027-12-20T19:05:00Z","terrain":-1.19},{"above_terrain":true,"airmass":1.08,"alt":68.21,"az":138.5,"t":"2027-12-20T19:10:00Z","terrain":-1.24},{"above_terrain":true,"airmass":1.07,"alt":68.81,"az":141.2,"t":"2027-12-20T19:15:00Z","terrain":-1.14},{"above_terrain":true,"airmass":1.07,"alt":69.38,"az":144.0,"t":"2027-12-20T19:20:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.06,"alt":69.91,"az":146.9,"t":"2027-12-20T19:25:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.06,"alt":70.4,"az":149.9,"t":"2027-12-20T19:30:00Z","terrain":-1.2},{"above_terrain":true,"airmass":1.06,"alt":70.85,"az":153.1,"t":"2027-12-20T19:35:00Z","terrain":-0.93},{"above_terrain":true,"airmass":1.06,"alt":71.25,"az":156.4,"t":"2027-12-20T19:40:00Z","terrain":-1.19},{"above_terrain":true,"airmass":1.05,"alt":71.6,"az":159.8,"t":"2027-12-20T19:45:00Z","terrain":-0.99},{"above_terrain":true,"airmass":1.05,"alt":71.9,"az":163.3,"t":"2027-12-20T19:50:00Z","terrain":-1.42},{"above_terrain":true,"airmass":1.05,"alt":72.14,"az":167.0,"t":"2027-12-20T19:55:00Z","terrain":-1.17},{"above_terrain":true,"airmass":1.05,"alt":72.32,"az":170.6,"t":"2027-12-20T20:00:00Z","terrain":-0.63},{"above_terrain":true,"airmass":1.05,"alt":72.44,"az":174.4,"t":"2027-12-20T20:05:00Z","terrain":-0.41},{"above_terrain":true,"airmass":1.05,"alt":72.5,"az":178.2,"t":"2027-12-20T20:10:00Z","terrain":-0.4},{"above_terrain":true,"airmass":1.05,"alt":72.5,"az":182.0,"t":"2027-12-20T20:15:00Z","terrain":-0.68},{"above_terrain":true,"airmass":1.05,"alt":72.43,"az":185.8,"t":"2027-12-20T20:20:00Z","terrain":-0.7},{"above_terrain":true,"airmass":1.05,"alt":72.31,"az":189.5,"t":"2027-12-20T20:25:00Z","terrain":-0.57},{"above_terrain":true,"airmass":1.05,"alt":72.12,"az":193.2,"t":"2027-12-20T20:30:00Z","terrain":-0.46},{"above_terrain":true,"airmass":1.05,"alt":71.88,"az":196.9,"t":"2027-12-20T20:35:00Z","terrain":-0.46},{"above_terrain":true,"airmass":1.05,"alt":71.58,"az":200.4,"t":"2027-12-20T20:40:00Z","terrain":-0.35},{"above_terrain":true,"airmass":1.06,"alt":71.23,"az":203.8,"t":"2027-12-20T20:45:00Z","terrain":-0.58},{"above_terrain":true,"airmass":1.06,"alt":70.83,"az":207.1,"t":"2027-12-20T20:50:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.06,"alt":70.38,"az":210.2,"t":"2027-12-20T20:55:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.06,"alt":69.89,"az":213.3,"t":"2027-12-20T21:00:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.07,"alt":69.35,"az":216.2,"t":"2027-12-20T21:05:00Z","terrain":0.73},{"above_terrain":true,"airmass":1.07,"alt":68.78,"az":219.0,"t":"2027-12-20T21:10:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.08,"alt":68.18,"az":221.6,"t":"2027-12-20T21:15:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.08,"alt":67.54,"az":224.1,"t":"2027-12-20T21:20:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.09,"alt":66.88,"az":226.5,"t":"2027-12-20T21:25:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.09,"alt":66.18,"az":228.8,"t":"2027-12-20T21:30:00Z","terrain":1.28},{"above_terrain":true,"airmass":1.1,"alt":65.47,"az":231.0,"t":"2027-12-20T21:35:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.11,"alt":64.73,"az":233.1,"t":"2027-12-20T21:40:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.11,"alt":63.97,"az":235.0,"t":"2027-12-20T21:45:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.12,"alt":63.2,"az":236.9,"t":"2027-12-20T21:50:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.13,"alt":62.4,"az":238.7,"t":"2027-12-20T21:55:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.14,"alt":61.6,"az":240.5,"t":"2027-12-20T22:00:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.15,"alt":60.78,"az":242.1,"t":"2027-12-20T22:05:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.15,"alt":59.94,"az":243.7,"t":"2027-12-20T22:10:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.16,"alt":59.1,"az":245.2,"t":"2027-12-20T22:15:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.18,"alt":58.24,"az":246.7,"t":"2027-12-20T22:20:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.19,"alt":57.38,"az":248.1,"t":"2027-12-20T22:25:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.2,"alt":56.51,"az":249.4,"t":"2027-12-20T22:30:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.21,"alt":55.63,"az":250.7,"t":"2027-12-20T22:35:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.22,"alt":54.74,"az":252.0,"t":"2027-12-20T22:40:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.24,"alt":53.85,"az":253.2,"t":"2027-12-20T22:45:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.25,"alt":52.95,"az":254.4,"t":"2027-12-20T22:50:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.27,"alt":52.04,"az":255.6,"t":"2027-12-20T22:55:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.28,"alt":51.14,"az":256.7,"t":"2027-12-20T23:00:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.3,"alt":50.22,"az":257.8,"t":"2027-12-20T23:05:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.32,"alt":49.31,"az":258.8,"t":"2027-12-20T23:10:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.34,"alt":48.39,"az":259.9,"t":"2027-12-20T23:15:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.36,"alt":47.46,"az":260.9,"t":"2027-12-20T23:20:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.38,"alt":46.54,"az":261.8,"t":"2027-12-20T23:25:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.4,"alt":45.61,"az":262.8,"t":"2027-12-20T23:30:00Z","terrain":0.84},{"above_terrain":true,"airmass":1.42,"alt":44.68,"az":263.8,"t":"2027-12-20T23:35:00Z","terrain":0.59},{"above_terrain":true,"airmass":1.44,"alt":43.75,"az":264.7,"t":"2027-12-20T23:40:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.47,"alt":42.82,"az":265.6,"t":"2027-12-20T23:45:00Z","terrain":0.44},{"above_terrain":true,"airmass":1.5,"alt":41.88,"az":266.5,"t":"2027-12-20T23:50:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.52,"alt":40.95,"az":267.4,"t":"2027-12-20T23:55:00Z","terrain":0.6},{"above_terrain":true,"airmass":1.55,"alt":40.01,"az":268.2,"t":"2027-12-21T00:00:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.58,"alt":39.08,"az":269.1,"t":"2027-12-21T00:05:00Z","terrain":0.76},{"above_terrain":true,"airmass":1.62,"alt":38.14,"az":269.9,"t":"2027-12-21T00:10:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.65,"alt":37.21,"az":270.7,"t":"2027-12-21T00:15:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.69,"alt":36.27,"az":271.6,"t":"2027-12-21T00:20:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.73,"alt":35.34,"az":272.4,"t":"2027-12-21T00:25:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.77,"alt":34.4,"az":273.2,"t":"2027-12-21T00:30:00Z","terrain":0.11},{"above_terrain":true,"airmass":1.81,"alt":33.47,"az":274.0,"t":"2027-12-21T00:35:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.86,"alt":32.53,"az":274.8,"t":"2027-12-21T00:40:00Z","terrain":0.06},{"above_terrain":true,"airmass":1.9,"alt":31.6,"az":275.5,"t":"2027-12-21T00:45:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.96,"alt":30.67,"az":276.3,"t":"2027-12-21T00:50:00Z","terrain":-0.05},{"above_terrain":true,"airmass":2.01,"alt":29.74,"az":277.1,"t":"2027-12-21T00:55:00Z","terrain":-0.14},{"above_terrain":true,"airmass":2.07,"alt":28.81,"az":277.8,"t":"2027-12-21T01:00:00Z","terrain":-0.09},{"above_terrain":true,"airmass":2.13,"alt":27.89,"az":278.6,"t":"2027-12-21T01:05:00Z","terrain":-0.04},{"above_terrain":true,"airmass":2.2,"alt":26.96,"az":279.4,"t":"2027-12-21T01:10:00Z","terrain":-0.06},{"above_terrain":true,"airmass":2.27,"alt":26.04,"az":280.1,"t":"2027-12-21T01:15:00Z","terrain":-0.11},{"above_terrain":true,"airmass":2.35,"alt":25.12,"az":280.9,"t":"2027-12-21T01:20:00Z","terrain":0.01},{"above_terrain":true,"airmass":2.43,"alt":24.2,"az":281.6,"t":"2027-12-21T01:25:00Z","terrain":-0.07},{"above_terrain":true,"airmass":2.52,"alt":23.29,"az":282.4,"t":"2027-12-21T01:30:00Z","terrain":-0.09},{"above_terrain":true,"airmass":2.61,"alt":22.37,"az":283.1,"t":"2027-12-21T01:35:00Z","terrain":0.01},{"above_terrain":true,"airmass":2.72,"alt":21.46,"az":283.9,"t":"2027-12-21T01:40:00Z","terrain":0.1},{"above_terrain":true,"airmass":2.83,"alt":20.56,"az":284.6,"t":"2027-12-21T01:45:00Z","terrain":0.19},{"above_terrain":true,"airmass":2.95,"alt":19.65,"az":285.4,"t":"2027-12-21T01:50:00Z","terrain":0.23},{"above_terrain":true,"airmass":3.09,"alt":18.75,"az":286.1,"t":"2027-12-21T01:55:00Z","terrain":0.24},{"above_terrain":true,"airmass":3.23,"alt":17.85,"az":286.8,"t":"2027-12-21T02:00:00Z","terrain":0.35},{"above_terrain":true,"airmass":3.39,"alt":16.96,"az":287.6,"t":"2027-12-21T02:05:00Z","terrain":0.25},{"above_terrain":true,"airmass":3.57,"alt":16.07,"az":288.3,"t":"2027-12-21T02:10:00Z","terrain":0.17},{"above_terrain":true,"airmass":3.77,"alt":15.18,"az":289.1,"t":"2027-12-21T02:15:00Z","terrain":0.19},{"above_terrain":true,"airmass":3.99,"alt":14.3,"az":289.8,"t":"2027-12-21T02:20:00Z","terrain":0.27},{"above_terrain":true,"airmass":4.24,"alt":13.42,"az":290.6,"t":"2027-12-21T02:25:00Z","terrain":0.41},{"above_terrain":true,"airmass":4.52,"alt":12.55,"az":291.4,"t":"2027-12-21T02:30:00Z","terrain":0.51},{"above_terrain":true,"airmass":4.83,"alt":11.68,"az":292.1,"t":"2027-12-21T02:35:00Z","terrain":0.52},{"above_terrain":true,"airmass":5.19,"alt":10.81,"az":292.9,"t":"2027-12-21T02:40:00Z","terrain":0.31},{"above_terrain":true,"airmass":5.61,"alt":9.95,"az":293.6,"t":"2027-12-21T02:45:00Z","terrain":0.26},{"above_terrain":true,"airmass":6.1,"alt":9.1,"az":294.4,"t":"2027-12-21T02:50:00Z","terrain":0.24},{"above_terrain":true,"airmass":6.67,"alt":8.25,"az":295.2,"t":"2027-12-21T02:55:00Z","terrain":0.25},{"above_terrain":true,"airmass":7.35,"alt":7.4,"az":296.0,"t":"2027-12-21T03:00:00Z","terrain":0.33},{"above_terrain":true,"airmass":8.18,"alt":6.57,"az":296.7,"t":"2027-12-21T03:05:00Z","terrain":0.28},{"above_terrain":true,"airmass":9.19,"alt":5.73,"az":297.5,"t":"2027-12-21T03:10:00Z","terrain":0.19},{"above_terrain":true,"airmass":10.47,"alt":4.91,"az":298.3,"t":"2027-12-21T03:15:00Z","terrain":0.14},{"above_terrain":true,"airmass":12.1,"alt":4.09,"az":299.1,"t":"2027-12-21T03:20:00Z","terrain":0.2},{"above_terrain":true,"airmass":14.27,"alt":3.27,"az":299.9,"t":"2027-12-21T03:25:00Z","terrain":0.36},{"above_terrain":true,"airmass":17.21,"alt":2.46,"az":300.7,"t":"2027-12-21T03:30:00Z","terrain":0.33},{"above_terrain":true,"airmass":21.38,"alt":1.66,"az":301.6,"t":"2027-12-21T03:35:00Z","terrain":0.19},{"above_terrain":true,"airmass":27.51,"alt":0.87,"az":302.4,"t":"2027-12-21T03:40:00Z","terrain":-0.04},{"above_terrain":true,"airmass":36.73,"alt":0.08,"az":303.2,"t":"2027-12-21T03:45:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-0.7,"az":304.0,"t":"2027-12-21T03:50:00Z","terrain":-0.11},{"above_terrain":false,"airmass":null,"alt":-1.47,"az":304.9,"t":"2027-12-21T03:55:00Z","terrain":-0.27},{"above_terrain":false,"airmass":null,"alt":-2.23,"az":305.7,"t":"2027-12-21T04:00:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-2.99,"az":306.6,"t":"2027-12-21T04:05:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-3.74,"az":307.5,"t":"2027-12-21T04:10:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-4.47,"az":308.3,"t":"2027-12-21T04:15:00Z","terrain":0.27},{"above_terrain":false,"airmass":null,"alt":-5.2,"az":309.2,"t":"2027-12-21T04:20:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-5.92,"az":310.1,"t":"2027-12-21T04:25:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-6.64,"az":311.0,"t":"2027-12-21T04:30:00Z","terrain":0.36},{"above_terrain":false,"airmass":null,"alt":-7.34,"az":311.9,"t":"2027-12-21T04:35:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-8.03,"az":312.8,"t":"2027-12-21T04:40:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-8.71,"az":313.8,"t":"2027-12-21T04:45:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-9.38,"az":314.7,"t":"2027-12-21T04:50:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-10.04,"az":315.7,"t":"2027-12-21T04:55:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-10.69,"az":316.6,"t":"2027-12-21T05:00:00Z","terrain":0.37},{"above_terrain":false,"airmass":null,"alt":-11.33,"az":317.6,"t":"2027-12-21T05:05:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-11.95,"az":318.6,"t":"2027-12-21T05:10:00Z","terrain":0.07},{"above_terrain":false,"airmass":null,"alt":-12.56,"az":319.5,"t":"2027-12-21T05:15:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-13.17,"az":320.5,"t":"2027-12-21T05:20:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-13.75,"az":321.6,"t":"2027-12-21T05:25:00Z","terrain":0.03},{"above_terrain":false,"airmass":null,"alt":-14.33,"az":322.6,"t":"2027-12-21T05:30:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-14.89,"az":323.6,"t":"2027-12-21T05:35:00Z","terrain":-0.09},{"above_terrain":false,"airmass":null,"alt":-15.44,"az":324.6,"t":"2027-12-21T05:40:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-15.97,"az":325.7,"t":"2027-12-21T05:45:00Z","terrain":-0.22},{"above_terrain":false,"airmass":null,"alt":-16.49,"az":326.7,"t":"2027-12-21T05:50:00Z","terrain":-0.35},{"above_terrain":false,"airmass":null,"alt":-17.0,"az":327.8,"t":"2027-12-21T05:55:00Z","terrain":-0.26},{"above_terrain":false,"airmass":null,"alt":-17.49,"az":328.9,"t":"2027-12-21T06:00:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-17.97,"az":330.0,"t":"2027-12-21T06:05:00Z","terrain":-0.35},{"above_terrain":false,"airmass":null,"alt":-18.43,"az":331.1,"t":"2027-12-21T06:10:00Z","terrain":-0.37},{"above_terrain":false,"airmass":null,"alt":-18.87,"az":332.2,"t":"2027-12-21T06:15:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-19.3,"az":333.3,"t":"2027-12-21T06:20:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-19.71,"az":334.5,"t":"2027-12-21T06:25:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-20.11,"az":335.6,"t":"2027-12-21T06:30:00Z","terrain":-0.73},{"above_terrain":false,"airmass":null,"alt":-20.49,"az":336.7,"t":"2027-12-21T06:35:00Z","terrain":-0.76},{"above_terrain":false,"airmass":null,"alt":-20.85,"az":337.9,"t":"2027-12-21T06:40:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-21.19,"az":339.1,"t":"2027-12-21T06:45:00Z","terrain":-0.73},{"above_terrain":false,"airmass":null,"alt":-21.51,"az":340.3,"t":"2027-12-21T06:50:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-21.82,"az":341.4,"t":"2027-12-21T06:55:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-22.11,"az":342.6,"t":"2027-12-21T07:00:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-22.38,"az":343.8,"t":"2027-12-21T07:05:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-22.63,"az":345.0,"t":"2027-12-21T07:10:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-22.86,"az":346.3,"t":"2027-12-21T07:15:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-23.08,"az":347.5,"t":"2027-12-21T07:20:00Z","terrain":-0.29},{"above_terrain":false,"airmass":null,"alt":-23.27,"az":348.7,"t":"2027-12-21T07:25:00Z","terrain":-0.04},{"above_terrain":false,"airmass":null,"alt":-23.44,"az":349.9,"t":"2027-12-21T07:30:00Z","terrain":0.13},{"above_terrain":false,"airmass":null,"alt":-23.6,"az":351.2,"t":"2027-12-21T07:35:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-23.73,"az":352.4,"t":"2027-12-21T07:40:00Z","terrain":0.36},{"above_terrain":false,"airmass":null,"alt":-23.84,"az":353.6,"t":"2027-12-21T07:45:00Z","terrain":0.58},{"above_terrain":false,"airmass":null,"alt":-23.94,"az":354.9,"t":"2027-12-21T07:50:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-24.01,"az":356.1,"t":"2027-12-21T07:55:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-24.06,"az":357.4,"t":"2027-12-21T08:00:00Z","terrain":0.7},{"above_terrain":false,"airmass":null,"alt":-24.1,"az":358.6,"t":"2027-12-21T08:05:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-24.11,"az":359.9,"t":"2027-12-21T08:10:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-24.1,"az":1.2,"t":"2027-12-21T08:15:00Z","terrain":0.33},{"above_terrain":false,"airmass":null,"alt":-24.07,"az":2.4,"t":"2027-12-21T08:20:00Z","terrain":0.02},{"above_terrain":false,"airmass":null,"alt":-24.02,"az":3.7,"t":"2027-12-21T08:25:00Z","terrain":-0.23},{"above_terrain":false,"airmass":null,"alt":-23.95,"az":4.9,"t":"2027-12-21T08:30:00Z","terrain":-0.42},{"above_terrain":false,"airmass":null,"alt":-23.86,"az":6.1,"t":"2027-12-21T08:35:00Z","terrain":-0.56},{"above_terrain":false,"airmass":null,"alt":-23.75,"az":7.4,"t":"2027-12-21T08:40:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-23.62,"az":8.6,"t":"2027-12-21T08:45:00Z","terrain":-0.57},{"above_terrain":false,"airmass":null,"alt":-23.47,"az":9.9,"t":"2027-12-21T08:50:00Z","terrain":-0.61},{"above_terrain":false,"airmass":null,"alt":-23.3,"az":11.1,"t":"2027-12-21T08:55:00Z","terrain":-0.38},{"above_terrain":false,"airmass":null,"alt":-23.11,"az":12.3,"t":"2027-12-21T09:00:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-22.9,"az":13.5,"t":"2027-12-21T09:05:00Z","terrain":0.02},{"above_terrain":false,"airmass":null,"alt":-22.67,"az":14.8,"t":"2027-12-21T09:10:00Z","terrain":0.33},{"above_terrain":false,"airmass":null,"alt":-22.42,"az":16.0,"t":"2027-12-21T09:15:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-22.16,"az":17.2,"t":"2027-12-21T09:20:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-21.87,"az":18.4,"t":"2027-12-21T09:25:00Z","terrain":0.56},{"above_terrain":false,"airmass":null,"alt":-21.57,"az":19.6,"t":"2027-12-21T09:30:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-21.24,"az":20.7,"t":"2027-12-21T09:35:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-20.9,"az":21.9,"t":"2027-12-21T09:40:00Z","terrain":0.96},{"above_terrain":false,"airmass":null,"alt":-20.55,"az":23.1,"t":"2027-12-21T09:45:00Z","terrain":1.14},{"above_terrain":false,"airmass":null,"alt":-20.17,"az":24.2,"t":"2027-12-21T09:50:00Z","terrain":0.98},{"above_terrain":false,"airmass":null,"alt":-19.78,"az":25.4,"t":"2027-12-21T09:55:00Z","terrain":1.26},{"above_terrain":false,"airmass":null,"alt":-19.37,"az":26.5,"t":"2027-12-21T10:00:00Z","terrain":1.31}],"transit":{"airmass":1.05,"alt":72.5,"az":178.2,"t":"2027-12-20T20:10:00Z"},"usable_hours":9.25,"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."]}