{"assessment":{"best_window":{"end":"2026-12-19T18:00Z","end_local":"20:00","hours":1.42,"label":"marginal","mean_quality":0.48,"start":"2026-12-19T16:35Z","start_local":"18:35"},"cost":{"altitude":10.9,"clouds":0.0,"darkness":1.26,"moon":0.42},"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 barely \u2014 weather unknown","hourly":[{"alt":53,"cloud":null,"high":null,"iso":"2026-12-19T15:00Z","label":"unusable","low":null,"mid":null,"moon_alt":42,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"17:00","wind":null},{"alt":43,"cloud":null,"high":null,"iso":"2026-12-19T16:00Z","label":"marginal","low":null,"mid":null,"moon_alt":52,"precip":null,"q":0.31,"rh":null,"sky":"astronomical twilight","temp":null,"time":"18:00","wind":null},{"alt":31,"cloud":null,"high":null,"iso":"2026-12-19T17:00Z","label":"marginal","low":null,"mid":null,"moon_alt":59,"precip":null,"q":0.56,"rh":null,"sky":"night","temp":null,"time":"19:00","wind":null},{"alt":20,"cloud":null,"high":null,"iso":"2026-12-19T18:00Z","label":"poor","low":null,"mid":null,"moon_alt":63,"precip":null,"q":0.28,"rh":null,"sky":"night","temp":null,"time":"20:00","wind":null},{"alt":10,"cloud":null,"high":null,"iso":"2026-12-19T19:00Z","label":"unusable","low":null,"mid":null,"moon_alt":61,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"21:00","wind":null},{"alt":0,"cloud":null,"high":null,"iso":"2026-12-19T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":54,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":-9,"cloud":null,"high":null,"iso":"2026-12-19T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":45,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":-17,"cloud":null,"high":null,"iso":"2026-12-19T22:00Z","label":"unusable","low":null,"mid":null,"moon_alt":35,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":-22,"cloud":null,"high":null,"iso":"2026-12-19T23:00Z","label":"unusable","low":null,"mid":null,"moon_alt":24,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":-25,"cloud":null,"high":null,"iso":"2026-12-20T00:00Z","label":"unusable","low":null,"mid":null,"moon_alt":14,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":-25,"cloud":null,"high":null,"iso":"2026-12-20T01:00Z","label":"unusable","low":null,"mid":null,"moon_alt":3,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":-22,"cloud":null,"high":null,"iso":"2026-12-20T02:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-6,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":-17,"cloud":null,"high":null,"iso":"2026-12-20T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-15,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":-9,"cloud":null,"high":null,"iso":"2026-12-20T04:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-23,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"06:00","wind":null},{"alt":0,"cloud":null,"high":null,"iso":"2026-12-20T05:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-28,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"07:00","wind":null}],"peak_quality":0.58,"peak_sky":0.58,"quality_hours":0.93,"reasons":["the target being low or below 20\u00b0 cost 10.9 quality-hours","daylight and twilight cost 1.3 quality-hours","moonlight cost 0.4 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":14,"score_weather":null,"sky_hours":0.93,"verdict":"unknown","verdict_astronomy":"poor","weather_known":false,"windows":[{"end":"2026-12-19T15:25Z","end_local":"17:25","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2026-12-19T14:50Z","start_local":"16:50"},{"end":"2026-12-19T16:00Z","end_local":"18:00","hours":0.58,"label":"poor","mean_quality":0.1,"start":"2026-12-19T15:25Z","start_local":"17:25"},{"end":"2026-12-19T16:20Z","end_local":"18:20","hours":0.33,"label":"marginal","mean_quality":0.3,"start":"2026-12-19T16:00Z","start_local":"18:00"},{"end":"2026-12-19T16:35Z","end_local":"18:35","hours":0.25,"label":"poor","mean_quality":0.3,"start":"2026-12-19T16:20Z","start_local":"18:20"},{"end":"2026-12-19T18:00Z","end_local":"20:00","hours":1.42,"label":"marginal","mean_quality":0.48,"start":"2026-12-19T16:35Z","start_local":"18:35"},{"end":"2026-12-19T18:05Z","end_local":"20:05","hours":0.08,"label":"poor","mean_quality":0.28,"start":"2026-12-19T18:00Z","start_local":"20:00"},{"end":"2026-12-20T05:45Z","end_local":"07:45","hours":11.67,"label":"unusable","mean_quality":0.0,"start":"2026-12-19T18:05Z","start_local":"20:05"}]},"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":"2026-12-19T16:33:10Z","dark_hours":11.51,"dark_to":"2026-12-20T04:03:32Z","moon":{"illumination":0.771,"phase":"waxing gibbous","waxing":true},"moon_free_dark_hours":2.73,"moonrise":"2026-12-19T11:08:42Z","moonset":"2026-12-20T01:18:39Z","sunrise":"2026-12-20T05:44:03Z","sunset":"2026-12-19T14:52:39Z","twilight":{"astronomical":{"end":"2026-12-19T16:33:10Z","start":"2026-12-20T04:03:32Z"},"civil":{"end":"2026-12-19T15:24:14Z","start":"2026-12-20T05:12:28Z"},"nautical":{"end":"2026-12-19T15:59:18Z","start":"2026-12-20T04:37:24Z"}},"window_end":"2026-12-20T10:00:00Z","window_start":"2026-12-19T10:00:00Z"},"night_date":"2026-12-19","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.7,"alt":36.0,"t":"2026-12-19T16:35:00Z"},"dec":22.71085365,"dec_of_date":22.7867,"dec_str":"+22\u00b0 42' 39.1\"","good_hours":0.58,"limit_rise":"2026-12-20T06:55:35Z","limit_set":"2026-12-19T18:01:22Z","max_az_rate_deg_per_min":0.71,"moon_separation":81.1,"never_rises":false,"ra":300.18213726,"ra_of_date":300.4733,"ra_str":"20h 00m 43.7s","resolved":{"dec":22.71085365,"name":"HD 189733","ra":300.18213726,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=HD%20189733","source":"sesame","spectral_type":"K2V","type":"BY*","type_text":"BY Draconis variable \u2014 a spotted, rotating star","vmag":7.648},"summary":"Just 1.5 h above 20\u00b0 in darkness \u2014 barely observable tonight.","terrain":{"available":true,"behind_at":"2026-12-19T19:55:07Z","blocked_dark_hours":0,"clears_at":"2026-12-20T05:07:04Z","rise_az":109.2},"track":[{"above_terrain":true,"airmass":1.25,"alt":53.34,"az":109.2,"t":"2026-12-19T10:00:00Z","terrain":-1.18},{"above_terrain":true,"airmass":1.23,"alt":54.22,"az":110.4,"t":"2026-12-19T10:05:00Z","terrain":-1.23},{"above_terrain":true,"airmass":1.22,"alt":55.1,"az":111.7,"t":"2026-12-19T10:10:00Z","terrain":-1.37},{"above_terrain":true,"airmass":1.21,"alt":55.96,"az":113.1,"t":"2026-12-19T10:15:00Z","terrain":-1.45},{"above_terrain":true,"airmass":1.19,"alt":56.82,"az":114.5,"t":"2026-12-19T10:20:00Z","terrain":-1.57},{"above_terrain":true,"airmass":1.18,"alt":57.66,"az":115.9,"t":"2026-12-19T10:25:00Z","terrain":-1.47},{"above_terrain":true,"airmass":1.17,"alt":58.5,"az":117.4,"t":"2026-12-19T10:30:00Z","terrain":-1.54},{"above_terrain":true,"airmass":1.16,"alt":59.33,"az":119.0,"t":"2026-12-19T10:35:00Z","terrain":-1.48},{"above_terrain":true,"airmass":1.15,"alt":60.14,"az":120.6,"t":"2026-12-19T10:40:00Z","terrain":-1.25},{"above_terrain":true,"airmass":1.14,"alt":60.94,"az":122.3,"t":"2026-12-19T10:45:00Z","terrain":-1.26},{"above_terrain":true,"airmass":1.13,"alt":61.72,"az":124.1,"t":"2026-12-19T10:50:00Z","terrain":-1.5},{"above_terrain":true,"airmass":1.13,"alt":62.48,"az":126.0,"t":"2026-12-19T10:55:00Z","terrain":-1.6},{"above_terrain":true,"airmass":1.12,"alt":63.23,"az":127.9,"t":"2026-12-19T11:00:00Z","terrain":-1.42},{"above_terrain":true,"airmass":1.11,"alt":63.96,"az":129.9,"t":"2026-12-19T11:05:00Z","terrain":-1.51},{"above_terrain":true,"airmass":1.11,"alt":64.67,"az":132.0,"t":"2026-12-19T11:10:00Z","terrain":-1.64},{"above_terrain":true,"airmass":1.1,"alt":65.35,"az":134.2,"t":"2026-12-19T11:15:00Z","terrain":-1.49},{"above_terrain":true,"airmass":1.09,"alt":66.01,"az":136.5,"t":"2026-12-19T11:20:00Z","terrain":-1.21},{"above_terrain":true,"airmass":1.09,"alt":66.64,"az":139.0,"t":"2026-12-19T11:25:00Z","terrain":-1.32},{"above_terrain":true,"airmass":1.08,"alt":67.24,"az":141.5,"t":"2026-12-19T11:30:00Z","terrain":-1.2},{"above_terrain":true,"airmass":1.08,"alt":67.8,"az":144.1,"t":"2026-12-19T11:35:00Z","terrain":-1.35},{"above_terrain":true,"airmass":1.08,"alt":68.33,"az":146.9,"t":"2026-12-19T11:40:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.07,"alt":68.83,"az":149.7,"t":"2026-12-19T11:45:00Z","terrain":-1.25},{"above_terrain":true,"airmass":1.07,"alt":69.28,"az":152.7,"t":"2026-12-19T11:50:00Z","terrain":-1.02},{"above_terrain":true,"airmass":1.07,"alt":69.68,"az":155.8,"t":"2026-12-19T11:55:00Z","terrain":-1.21},{"above_terrain":true,"airmass":1.06,"alt":70.04,"az":159.0,"t":"2026-12-19T12:00:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.06,"alt":70.35,"az":162.3,"t":"2026-12-19T12:05:00Z","terrain":-1.37},{"above_terrain":true,"airmass":1.06,"alt":70.61,"az":165.6,"t":"2026-12-19T12:10:00Z","terrain":-1.3},{"above_terrain":true,"airmass":1.06,"alt":70.82,"az":169.1,"t":"2026-12-19T12:15:00Z","terrain":-0.8},{"above_terrain":true,"airmass":1.06,"alt":70.97,"az":172.6,"t":"2026-12-19T12:20:00Z","terrain":-0.55},{"above_terrain":true,"airmass":1.06,"alt":71.06,"az":176.1,"t":"2026-12-19T12:25:00Z","terrain":-0.41},{"above_terrain":true,"airmass":1.06,"alt":71.09,"az":179.7,"t":"2026-12-19T12:30:00Z","terrain":-0.52},{"above_terrain":true,"airmass":1.06,"alt":71.07,"az":183.2,"t":"2026-12-19T12:35:00Z","terrain":-0.61},{"above_terrain":true,"airmass":1.06,"alt":70.99,"az":186.8,"t":"2026-12-19T12:40:00Z","terrain":-0.64},{"above_terrain":true,"airmass":1.06,"alt":70.85,"az":190.3,"t":"2026-12-19T12:45:00Z","terrain":-0.53},{"above_terrain":true,"airmass":1.06,"alt":70.65,"az":193.8,"t":"2026-12-19T12:50:00Z","terrain":-0.48},{"above_terrain":true,"airmass":1.06,"alt":70.4,"az":197.1,"t":"2026-12-19T12:55:00Z","terrain":-0.42},{"above_terrain":true,"airmass":1.06,"alt":70.1,"az":200.4,"t":"2026-12-19T13:00:00Z","terrain":-0.37},{"above_terrain":true,"airmass":1.07,"alt":69.75,"az":203.7,"t":"2026-12-19T13:05:00Z","terrain":-0.59},{"above_terrain":true,"airmass":1.07,"alt":69.35,"az":206.8,"t":"2026-12-19T13:10:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.07,"alt":68.91,"az":209.8,"t":"2026-12-19T13:15:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.07,"alt":68.42,"az":212.6,"t":"2026-12-19T13:20:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.08,"alt":67.9,"az":215.4,"t":"2026-12-19T13:25:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.08,"alt":67.34,"az":218.1,"t":"2026-12-19T13:30:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.09,"alt":66.75,"az":220.6,"t":"2026-12-19T13:35:00Z","terrain":1.16},{"above_terrain":true,"airmass":1.09,"alt":66.12,"az":223.0,"t":"2026-12-19T13:40:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.1,"alt":65.47,"az":225.4,"t":"2026-12-19T13:45:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.1,"alt":64.79,"az":227.6,"t":"2026-12-19T13:50:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.11,"alt":64.09,"az":229.7,"t":"2026-12-19T13:55:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.12,"alt":63.36,"az":231.7,"t":"2026-12-19T14:00:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.13,"alt":62.62,"az":233.7,"t":"2026-12-19T14:05:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.13,"alt":61.86,"az":235.6,"t":"2026-12-19T14:10:00Z","terrain":0.87},{"above_terrain":true,"airmass":1.14,"alt":61.08,"az":237.3,"t":"2026-12-19T14:15:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.15,"alt":60.28,"az":239.1,"t":"2026-12-19T14:20:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.16,"alt":59.47,"az":240.7,"t":"2026-12-19T14:25:00Z","terrain":0.76},{"above_terrain":true,"airmass":1.17,"alt":58.65,"az":242.3,"t":"2026-12-19T14:30:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.18,"alt":57.81,"az":243.8,"t":"2026-12-19T14:35:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.19,"alt":56.97,"az":245.3,"t":"2026-12-19T14:40:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.2,"alt":56.12,"az":246.7,"t":"2026-12-19T14:45:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.22,"alt":55.25,"az":248.0,"t":"2026-12-19T14:50:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.23,"alt":54.38,"az":249.3,"t":"2026-12-19T14:55:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.24,"alt":53.5,"az":250.6,"t":"2026-12-19T15:00:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.26,"alt":52.61,"az":251.9,"t":"2026-12-19T15:05:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.27,"alt":51.72,"az":253.1,"t":"2026-12-19T15:10:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.29,"alt":50.82,"az":254.2,"t":"2026-12-19T15:15:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.31,"alt":49.92,"az":255.3,"t":"2026-12-19T15:20:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.32,"alt":49.01,"az":256.4,"t":"2026-12-19T15:25:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.34,"alt":48.1,"az":257.5,"t":"2026-12-19T15:30:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.36,"alt":47.18,"az":258.6,"t":"2026-12-19T15:35:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.38,"alt":46.27,"az":259.6,"t":"2026-12-19T15:40:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.4,"alt":45.34,"az":260.6,"t":"2026-12-19T15:45:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.43,"alt":44.42,"az":261.6,"t":"2026-12-19T15:50:00Z","terrain":0.92},{"above_terrain":true,"airmass":1.45,"alt":43.49,"az":262.5,"t":"2026-12-19T15:55:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.48,"alt":42.56,"az":263.5,"t":"2026-12-19T16:00:00Z","terrain":0.68},{"above_terrain":true,"airmass":1.5,"alt":41.63,"az":264.4,"t":"2026-12-19T16:05:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.53,"alt":40.7,"az":265.3,"t":"2026-12-19T16:10:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.56,"alt":39.77,"az":266.2,"t":"2026-12-19T16:15:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.59,"alt":38.83,"az":267.1,"t":"2026-12-19T16:20:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.63,"alt":37.9,"az":267.9,"t":"2026-12-19T16:25:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.66,"alt":36.96,"az":268.8,"t":"2026-12-19T16:30:00Z","terrain":0.73},{"above_terrain":true,"airmass":1.7,"alt":36.03,"az":269.6,"t":"2026-12-19T16:35:00Z","terrain":0.84},{"above_terrain":true,"airmass":1.74,"alt":35.09,"az":270.5,"t":"2026-12-19T16:40:00Z","terrain":0.84},{"above_terrain":true,"airmass":1.78,"alt":34.15,"az":271.3,"t":"2026-12-19T16:45:00Z","terrain":0.68},{"above_terrain":true,"airmass":1.82,"alt":33.22,"az":272.1,"t":"2026-12-19T16:50:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.87,"alt":32.28,"az":272.9,"t":"2026-12-19T16:55:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.92,"alt":31.35,"az":273.7,"t":"2026-12-19T17:00:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.97,"alt":30.42,"az":274.5,"t":"2026-12-19T17:05:00Z","terrain":0.03},{"above_terrain":true,"airmass":2.03,"alt":29.48,"az":275.3,"t":"2026-12-19T17:10:00Z","terrain":0.06},{"above_terrain":true,"airmass":2.09,"alt":28.55,"az":276.1,"t":"2026-12-19T17:15:00Z","terrain":-0.02},{"above_terrain":true,"airmass":2.15,"alt":27.62,"az":276.9,"t":"2026-12-19T17:20:00Z","terrain":-0.12},{"above_terrain":true,"airmass":2.22,"alt":26.69,"az":277.6,"t":"2026-12-19T17:25:00Z","terrain":-0.1},{"above_terrain":true,"airmass":2.29,"alt":25.77,"az":278.4,"t":"2026-12-19T17:30:00Z","terrain":-0.06},{"above_terrain":true,"airmass":2.37,"alt":24.84,"az":279.2,"t":"2026-12-19T17:35:00Z","terrain":-0.04},{"above_terrain":true,"airmass":2.45,"alt":23.92,"az":279.9,"t":"2026-12-19T17:40:00Z","terrain":-0.12},{"above_terrain":true,"airmass":2.55,"alt":23.0,"az":280.7,"t":"2026-12-19T17:45:00Z","terrain":-0.02},{"above_terrain":true,"airmass":2.65,"alt":22.08,"az":281.4,"t":"2026-12-19T17:50:00Z","terrain":-0.04},{"above_terrain":true,"airmass":2.75,"alt":21.16,"az":282.2,"t":"2026-12-19T17:55:00Z","terrain":-0.11},{"above_terrain":true,"airmass":2.87,"alt":20.25,"az":283.0,"t":"2026-12-19T18:00:00Z","terrain":-0.02},{"above_terrain":true,"airmass":3.0,"alt":19.34,"az":283.7,"t":"2026-12-19T18:05:00Z","terrain":0.08},{"above_terrain":true,"airmass":3.14,"alt":18.43,"az":284.5,"t":"2026-12-19T18:10:00Z","terrain":0.17},{"above_terrain":true,"airmass":3.29,"alt":17.53,"az":285.2,"t":"2026-12-19T18:15:00Z","terrain":0.23},{"above_terrain":true,"airmass":3.46,"alt":16.63,"az":286.0,"t":"2026-12-19T18:20:00Z","terrain":0.22},{"above_terrain":true,"airmass":3.65,"alt":15.73,"az":286.7,"t":"2026-12-19T18:25:00Z","terrain":0.33},{"above_terrain":true,"airmass":3.85,"alt":14.83,"az":287.5,"t":"2026-12-19T18:30:00Z","terrain":0.27},{"above_terrain":true,"airmass":4.09,"alt":13.94,"az":288.3,"t":"2026-12-19T18:35:00Z","terrain":0.17},{"above_terrain":true,"airmass":4.35,"alt":13.06,"az":289.0,"t":"2026-12-19T18:40:00Z","terrain":0.18},{"above_terrain":true,"airmass":4.65,"alt":12.17,"az":289.8,"t":"2026-12-19T18:45:00Z","terrain":0.27},{"above_terrain":true,"airmass":4.99,"alt":11.29,"az":290.6,"t":"2026-12-19T18:50:00Z","terrain":0.4},{"above_terrain":true,"airmass":5.38,"alt":10.42,"az":291.3,"t":"2026-12-19T18:55:00Z","terrain":0.51},{"above_terrain":true,"airmass":5.83,"alt":9.55,"az":292.1,"t":"2026-12-19T19:00:00Z","terrain":0.53},{"above_terrain":true,"airmass":6.36,"alt":8.69,"az":292.9,"t":"2026-12-19T19:05:00Z","terrain":0.32},{"above_terrain":true,"airmass":6.99,"alt":7.83,"az":293.6,"t":"2026-12-19T19:10:00Z","terrain":0.26},{"above_terrain":true,"airmass":7.76,"alt":6.97,"az":294.4,"t":"2026-12-19T19:15:00Z","terrain":0.24},{"above_terrain":true,"airmass":8.69,"alt":6.12,"az":295.2,"t":"2026-12-19T19:20:00Z","terrain":0.25},{"above_terrain":true,"airmass":9.86,"alt":5.28,"az":296.0,"t":"2026-12-19T19:25:00Z","terrain":0.33},{"above_terrain":true,"airmass":11.34,"alt":4.44,"az":296.8,"t":"2026-12-19T19:30:00Z","terrain":0.27},{"above_terrain":true,"airmass":13.3,"alt":3.61,"az":297.6,"t":"2026-12-19T19:35:00Z","terrain":0.17},{"above_terrain":true,"airmass":15.94,"alt":2.78,"az":298.4,"t":"2026-12-19T19:40:00Z","terrain":0.14},{"above_terrain":true,"airmass":19.65,"alt":1.96,"az":299.2,"t":"2026-12-19T19:45:00Z","terrain":0.22},{"above_terrain":true,"airmass":25.07,"alt":1.15,"az":300.1,"t":"2026-12-19T19:50:00Z","terrain":0.37},{"above_terrain":true,"airmass":33.26,"alt":0.34,"az":300.9,"t":"2026-12-19T19:55:00Z","terrain":0.33},{"above_terrain":false,"airmass":null,"alt":-0.46,"az":301.7,"t":"2026-12-19T20:00:00Z","terrain":0.15},{"above_terrain":false,"airmass":null,"alt":-1.25,"az":302.6,"t":"2026-12-19T20:05:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-2.04,"az":303.4,"t":"2026-12-19T20:10:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-2.81,"az":304.3,"t":"2026-12-19T20:15:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-3.58,"az":305.1,"t":"2026-12-19T20:20:00Z","terrain":-0.27},{"above_terrain":false,"airmass":null,"alt":-4.35,"az":306.0,"t":"2026-12-19T20:25:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-5.1,"az":306.9,"t":"2026-12-19T20:30:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-5.84,"az":307.8,"t":"2026-12-19T20:35:00Z","terrain":0.29},{"above_terrain":false,"airmass":null,"alt":-6.58,"az":308.7,"t":"2026-12-19T20:40:00Z","terrain":0.22},{"above_terrain":false,"airmass":null,"alt":-7.3,"az":309.6,"t":"2026-12-19T20:45:00Z","terrain":0.2},{"above_terrain":false,"airmass":null,"alt":-8.02,"az":310.5,"t":"2026-12-19T20:50:00Z","terrain":0.29},{"above_terrain":false,"airmass":null,"alt":-8.73,"az":311.4,"t":"2026-12-19T20:55:00Z","terrain":0.27},{"above_terrain":false,"airmass":null,"alt":-9.42,"az":312.3,"t":"2026-12-19T21:00:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-10.11,"az":313.3,"t":"2026-12-19T21:05:00Z","terrain":0.33},{"above_terrain":false,"airmass":null,"alt":-10.79,"az":314.2,"t":"2026-12-19T21:10:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-11.45,"az":315.2,"t":"2026-12-19T21:15:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-12.11,"az":316.2,"t":"2026-12-19T21:20:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-12.75,"az":317.2,"t":"2026-12-19T21:25:00Z","terrain":0.3},{"above_terrain":false,"airmass":null,"alt":-13.38,"az":318.2,"t":"2026-12-19T21:30:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-14.0,"az":319.2,"t":"2026-12-19T21:35:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-14.6,"az":320.2,"t":"2026-12-19T21:40:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-15.19,"az":321.2,"t":"2026-12-19T21:45:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-15.77,"az":322.2,"t":"2026-12-19T21:50:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-16.34,"az":323.3,"t":"2026-12-19T21:55:00Z","terrain":-0.0},{"above_terrain":false,"airmass":null,"alt":-16.89,"az":324.3,"t":"2026-12-19T22:00:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-17.43,"az":325.4,"t":"2026-12-19T22:05:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-17.96,"az":326.5,"t":"2026-12-19T22:10:00Z","terrain":-0.32},{"above_terrain":false,"airmass":null,"alt":-18.46,"az":327.6,"t":"2026-12-19T22:15:00Z","terrain":-0.3},{"above_terrain":false,"airmass":null,"alt":-18.96,"az":328.7,"t":"2026-12-19T22:20:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-19.44,"az":329.8,"t":"2026-12-19T22:25:00Z","terrain":-0.31},{"above_terrain":false,"airmass":null,"alt":-19.9,"az":330.9,"t":"2026-12-19T22:30:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-20.35,"az":332.1,"t":"2026-12-19T22:35:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-20.78,"az":333.2,"t":"2026-12-19T22:40:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-21.19,"az":334.4,"t":"2026-12-19T22:45:00Z","terrain":-0.36},{"above_terrain":false,"airmass":null,"alt":-21.59,"az":335.5,"t":"2026-12-19T22:50:00Z","terrain":-0.72},{"above_terrain":false,"airmass":null,"alt":-21.97,"az":336.7,"t":"2026-12-19T22:55:00Z","terrain":-0.76},{"above_terrain":false,"airmass":null,"alt":-22.33,"az":337.9,"t":"2026-12-19T23:00:00Z","terrain":-0.5},{"above_terrain":false,"airmass":null,"alt":-22.67,"az":339.1,"t":"2026-12-19T23:05:00Z","terrain":-0.73},{"above_terrain":false,"airmass":null,"alt":-22.99,"az":340.3,"t":"2026-12-19T23:10:00Z","terrain":-0.5},{"above_terrain":false,"airmass":null,"alt":-23.3,"az":341.5,"t":"2026-12-19T23:15:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-23.59,"az":342.7,"t":"2026-12-19T23:20:00Z","terrain":-0.42},{"above_terrain":false,"airmass":null,"alt":-23.86,"az":344.0,"t":"2026-12-19T23:25:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-24.11,"az":345.2,"t":"2026-12-19T23:30:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-24.33,"az":346.4,"t":"2026-12-19T23:35:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-24.54,"az":347.7,"t":"2026-12-19T23:40:00Z","terrain":-0.23},{"above_terrain":false,"airmass":null,"alt":-24.73,"az":348.9,"t":"2026-12-19T23:45:00Z","terrain":-0.01},{"above_terrain":false,"airmass":null,"alt":-24.9,"az":350.2,"t":"2026-12-19T23:50:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-25.05,"az":351.5,"t":"2026-12-19T23:55:00Z","terrain":0.2},{"above_terrain":false,"airmass":null,"alt":-25.18,"az":352.7,"t":"2026-12-20T00:00:00Z","terrain":0.44},{"above_terrain":false,"airmass":null,"alt":-25.29,"az":354.0,"t":"2026-12-20T00:05:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-25.38,"az":355.3,"t":"2026-12-20T00:10:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-25.44,"az":356.5,"t":"2026-12-20T00:15:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-25.49,"az":357.8,"t":"2026-12-20T00:20:00Z","terrain":0.64},{"above_terrain":false,"airmass":null,"alt":-25.52,"az":359.1,"t":"2026-12-20T00:25:00Z","terrain":0.61},{"above_terrain":false,"airmass":null,"alt":-25.52,"az":0.4,"t":"2026-12-20T00:30:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-25.5,"az":1.7,"t":"2026-12-20T00:35:00Z","terrain":0.2},{"above_terrain":false,"airmass":null,"alt":-25.46,"az":2.9,"t":"2026-12-20T00:40:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-25.41,"az":4.2,"t":"2026-12-20T00:45:00Z","terrain":-0.31},{"above_terrain":false,"airmass":null,"alt":-25.33,"az":5.5,"t":"2026-12-20T00:50:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-25.23,"az":6.8,"t":"2026-12-20T00:55:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-25.11,"az":8.0,"t":"2026-12-20T01:00:00Z","terrain":-0.42},{"above_terrain":false,"airmass":null,"alt":-24.96,"az":9.3,"t":"2026-12-20T01:05:00Z","terrain":-0.64},{"above_terrain":false,"airmass":null,"alt":-24.8,"az":10.6,"t":"2026-12-20T01:10:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-24.62,"az":11.8,"t":"2026-12-20T01:15:00Z","terrain":-0.22},{"above_terrain":false,"airmass":null,"alt":-24.42,"az":13.1,"t":"2026-12-20T01:20:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-24.2,"az":14.3,"t":"2026-12-20T01:25:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-23.96,"az":15.6,"t":"2026-12-20T01:30:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-23.7,"az":16.8,"t":"2026-12-20T01:35:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-23.42,"az":18.0,"t":"2026-12-20T01:40:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-23.12,"az":19.2,"t":"2026-12-20T01:45:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-22.8,"az":20.4,"t":"2026-12-20T01:50:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-22.46,"az":21.6,"t":"2026-12-20T01:55:00Z","terrain":0.88},{"above_terrain":false,"airmass":null,"alt":-22.11,"az":22.8,"t":"2026-12-20T02:00:00Z","terrain":1.13},{"above_terrain":false,"airmass":null,"alt":-21.74,"az":24.0,"t":"2026-12-20T02:05:00Z","terrain":0.92},{"above_terrain":false,"airmass":null,"alt":-21.35,"az":25.2,"t":"2026-12-20T02:10:00Z","terrain":1.24},{"above_terrain":false,"airmass":null,"alt":-20.94,"az":26.3,"t":"2026-12-20T02:15:00Z","terrain":1.32},{"above_terrain":false,"airmass":null,"alt":-20.52,"az":27.5,"t":"2026-12-20T02:20:00Z","terrain":1.24},{"above_terrain":false,"airmass":null,"alt":-20.08,"az":28.6,"t":"2026-12-20T02:25:00Z","terrain":1.07},{"above_terrain":false,"airmass":null,"alt":-19.62,"az":29.8,"t":"2026-12-20T02:30:00Z","terrain":1.11},{"above_terrain":false,"airmass":null,"alt":-19.15,"az":30.9,"t":"2026-12-20T02:35:00Z","terrain":1.29},{"above_terrain":false,"airmass":null,"alt":-18.66,"az":32.0,"t":"2026-12-20T02:40:00Z","terrain":1.33},{"above_terrain":false,"airmass":null,"alt":-18.16,"az":33.1,"t":"2026-12-20T02:45:00Z","terrain":0.95},{"above_terrain":false,"airmass":null,"alt":-17.64,"az":34.2,"t":"2026-12-20T02:50:00Z","terrain":0.37},{"above_terrain":false,"airmass":null,"alt":-17.11,"az":35.2,"t":"2026-12-20T02:55:00Z","terrain":0.05},{"above_terrain":false,"airmass":null,"alt":-16.56,"az":36.3,"t":"2026-12-20T03:00:00Z","terrain":-0.01},{"above_terrain":false,"airmass":null,"alt":-16.0,"az":37.3,"t":"2026-12-20T03:05:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-15.42,"az":38.4,"t":"2026-12-20T03:10:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-14.84,"az":39.4,"t":"2026-12-20T03:15:00Z","terrain":-0.11},{"above_terrain":false,"airmass":null,"alt":-14.24,"az":40.4,"t":"2026-12-20T03:20:00Z","terrain":-0.02},{"above_terrain":false,"airmass":null,"alt":-13.62,"az":41.4,"t":"2026-12-20T03:25:00Z","terrain":0.06},{"above_terrain":false,"airmass":null,"alt":-13.0,"az":42.4,"t":"2026-12-20T03:30:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-12.36,"az":43.4,"t":"2026-12-20T03:35:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-11.71,"az":44.4,"t":"2026-12-20T03:40:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-11.05,"az":45.4,"t":"2026-12-20T03:45:00Z","terrain":0.61},{"above_terrain":false,"airmass":null,"alt":-10.38,"az":46.3,"t":"2026-12-20T03:50:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-9.69,"az":47.3,"t":"2026-12-20T03:55:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-9.0,"az":48.2,"t":"2026-12-20T04:00:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-8.3,"az":49.1,"t":"2026-12-20T04:05:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-7.59,"az":50.1,"t":"2026-12-20T04:10:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-6.86,"az":51.0,"t":"2026-12-20T04:15:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-6.13,"az":51.9,"t":"2026-12-20T04:20:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-5.39,"az":52.8,"t":"2026-12-20T04:25:00Z","terrain":0.79},{"above_terrain":false,"airmass":null,"alt":-4.64,"az":53.7,"t":"2026-12-20T04:30:00Z","terrain":0.94},{"above_terrain":false,"airmass":null,"alt":-3.88,"az":54.5,"t":"2026-12-20T04:35:00Z","terrain":1.04},{"above_terrain":false,"airmass":null,"alt":-3.12,"az":55.4,"t":"2026-12-20T04:40:00Z","terrain":1.07},{"above_terrain":false,"airmass":null,"alt":-2.34,"az":56.3,"t":"2026-12-20T04:45:00Z","terrain":1.06},{"above_terrain":false,"airmass":null,"alt":-1.56,"az":57.1,"t":"2026-12-20T04:50:00Z","terrain":1.09},{"above_terrain":false,"airmass":null,"alt":-0.77,"az":57.9,"t":"2026-12-20T04:55:00Z","terrain":1.24},{"above_terrain":false,"airmass":37.54,"alt":0.03,"az":58.8,"t":"2026-12-20T05:00:00Z","terrain":1.22},{"above_terrain":false,"airmass":27.88,"alt":0.83,"az":59.6,"t":"2026-12-20T05:05:00Z","terrain":1.19},{"above_terrain":true,"airmass":21.52,"alt":1.64,"az":60.4,"t":"2026-12-20T05:10:00Z","terrain":1.14},{"above_terrain":true,"airmass":17.24,"alt":2.46,"az":61.3,"t":"2026-12-20T05:15:00Z","terrain":1.07},{"above_terrain":true,"airmass":14.23,"alt":3.28,"az":62.1,"t":"2026-12-20T05:20:00Z","terrain":1.0},{"above_terrain":true,"airmass":12.05,"alt":4.11,"az":62.9,"t":"2026-12-20T05:25:00Z","terrain":0.92},{"above_terrain":true,"airmass":10.4,"alt":4.95,"az":63.7,"t":"2026-12-20T05:30:00Z","terrain":0.82},{"above_terrain":true,"airmass":9.12,"alt":5.79,"az":64.5,"t":"2026-12-20T05:35:00Z","terrain":0.77},{"above_terrain":true,"airmass":8.1,"alt":6.64,"az":65.3,"t":"2026-12-20T05:40:00Z","terrain":0.79},{"above_terrain":true,"airmass":7.28,"alt":7.49,"az":66.0,"t":"2026-12-20T05:45:00Z","terrain":0.83},{"above_terrain":true,"airmass":6.6,"alt":8.35,"az":66.8,"t":"2026-12-20T05:50:00Z","terrain":0.91},{"above_terrain":true,"airmass":6.03,"alt":9.21,"az":67.6,"t":"2026-12-20T05:55:00Z","terrain":0.97},{"above_terrain":true,"airmass":5.55,"alt":10.08,"az":68.4,"t":"2026-12-20T06:00:00Z","terrain":1.01},{"above_terrain":true,"airmass":5.13,"alt":10.95,"az":69.1,"t":"2026-12-20T06:05:00Z","terrain":1.08},{"above_terrain":true,"airmass":4.77,"alt":11.83,"az":69.9,"t":"2026-12-20T06:10:00Z","terrain":1.21},{"above_terrain":true,"airmass":4.46,"alt":12.71,"az":70.7,"t":"2026-12-20T06:15:00Z","terrain":1.25},{"above_terrain":true,"airmass":4.19,"alt":13.59,"az":71.4,"t":"2026-12-20T06:20:00Z","terrain":1.23},{"above_terrain":true,"airmass":3.94,"alt":14.48,"az":72.2,"t":"2026-12-20T06:25:00Z","terrain":1.16},{"above_terrain":true,"airmass":3.72,"alt":15.38,"az":73.0,"t":"2026-12-20T06:30:00Z","terrain":1.0},{"above_terrain":true,"airmass":3.53,"alt":16.27,"az":73.7,"t":"2026-12-20T06:35:00Z","terrain":0.8},{"above_terrain":true,"airmass":3.35,"alt":17.17,"az":74.5,"t":"2026-12-20T06:40:00Z","terrain":0.68},{"above_terrain":true,"airmass":3.19,"alt":18.08,"az":75.2,"t":"2026-12-20T06:45:00Z","terrain":0.65},{"above_terrain":true,"airmass":3.05,"alt":18.98,"az":76.0,"t":"2026-12-20T06:50:00Z","terrain":0.72},{"above_terrain":true,"airmass":2.92,"alt":19.89,"az":76.7,"t":"2026-12-20T06:55:00Z","terrain":0.71},{"above_terrain":true,"airmass":2.8,"alt":20.8,"az":77.5,"t":"2026-12-20T07:00:00Z","terrain":0.66},{"above_terrain":true,"airmass":2.69,"alt":21.72,"az":78.3,"t":"2026-12-20T07:05:00Z","terrain":0.61},{"above_terrain":true,"airmass":2.58,"alt":22.64,"az":79.0,"t":"2026-12-20T07:10:00Z","terrain":0.57},{"above_terrain":true,"airmass":2.49,"alt":23.56,"az":79.8,"t":"2026-12-20T07:15:00Z","terrain":0.48},{"above_terrain":true,"airmass":2.4,"alt":24.48,"az":80.5,"t":"2026-12-20T07:20:00Z","terrain":0.58},{"above_terrain":true,"airmass":2.32,"alt":25.4,"az":81.3,"t":"2026-12-20T07:25:00Z","terrain":0.72},{"above_terrain":true,"airmass":2.25,"alt":26.33,"az":82.1,"t":"2026-12-20T07:30:00Z","terrain":0.78},{"above_terrain":true,"airmass":2.18,"alt":27.26,"az":82.8,"t":"2026-12-20T07:35:00Z","terrain":0.52},{"above_terrain":true,"airmass":2.11,"alt":28.19,"az":83.6,"t":"2026-12-20T07:40:00Z","terrain":0.41},{"above_terrain":true,"airmass":2.05,"alt":29.12,"az":84.4,"t":"2026-12-20T07:45:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.99,"alt":30.05,"az":85.2,"t":"2026-12-20T07:50:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.94,"alt":30.98,"az":86.0,"t":"2026-12-20T07:55:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.89,"alt":31.92,"az":86.8,"t":"2026-12-20T08:00:00Z","terrain":0.09},{"above_terrain":true,"airmass":1.84,"alt":32.85,"az":87.6,"t":"2026-12-20T08:05:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.79,"alt":33.79,"az":88.4,"t":"2026-12-20T08:10:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.75,"alt":34.72,"az":89.2,"t":"2026-12-20T08:15:00Z","terrain":-0.2},{"above_terrain":true,"airmass":1.71,"alt":35.66,"az":90.0,"t":"2026-12-20T08:20:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.67,"alt":36.59,"az":90.9,"t":"2026-12-20T08:25:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.64,"alt":37.53,"az":91.7,"t":"2026-12-20T08:30:00Z","terrain":0.05},{"above_terrain":true,"airmass":1.6,"alt":38.47,"az":92.6,"t":"2026-12-20T08:35:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.57,"alt":39.4,"az":93.5,"t":"2026-12-20T08:40:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.54,"alt":40.33,"az":94.4,"t":"2026-12-20T08:45:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.51,"alt":41.27,"az":95.3,"t":"2026-12-20T08:50:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.49,"alt":42.2,"az":96.2,"t":"2026-12-20T08:55:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.46,"alt":43.13,"az":97.1,"t":"2026-12-20T09:00:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.44,"alt":44.06,"az":98.1,"t":"2026-12-20T09:05:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.41,"alt":44.98,"az":99.0,"t":"2026-12-20T09:10:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.39,"alt":45.9,"az":100.0,"t":"2026-12-20T09:15:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.37,"alt":46.82,"az":101.0,"t":"2026-12-20T09:20:00Z","terrain":0.08},{"above_terrain":true,"airmass":1.35,"alt":47.74,"az":102.1,"t":"2026-12-20T09:25:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.33,"alt":48.65,"az":103.1,"t":"2026-12-20T09:30:00Z","terrain":-0.19},{"above_terrain":true,"airmass":1.31,"alt":49.56,"az":104.2,"t":"2026-12-20T09:35:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.3,"alt":50.47,"az":105.3,"t":"2026-12-20T09:40:00Z","terrain":-0.35},{"above_terrain":true,"airmass":1.28,"alt":51.37,"az":106.5,"t":"2026-12-20T09:45:00Z","terrain":-0.63},{"above_terrain":true,"airmass":1.26,"alt":52.26,"az":107.7,"t":"2026-12-20T09:50:00Z","terrain":-0.82},{"above_terrain":true,"airmass":1.25,"alt":53.15,"az":108.9,"t":"2026-12-20T09:55:00Z","terrain":-1.16},{"above_terrain":true,"airmass":1.23,"alt":54.03,"az":110.1,"t":"2026-12-20T10:00:00Z","terrain":-1.18}],"transit":{"airmass":1.06,"alt":71.1,"az":179.7,"t":"2026-12-19T12:30:00Z"},"usable_hours":1.5,"verdict":"poor","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."]}
