{"assessment":{"best_window":{"end":"2026-12-22T17:25Z","end_local":"19:25","hours":1.33,"label":"marginal","mean_quality":0.41,"start":"2026-12-22T16:05Z","start_local":"18:05"},"cost":{"altitude":11.41,"clouds":0.0,"darkness":2.02,"moon":0.15},"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":44,"cloud":null,"high":null,"iso":"2026-12-22T15:00Z","label":"unusable","low":null,"mid":null,"moon_alt":19,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"17:00","wind":null},{"alt":34,"cloud":null,"high":null,"iso":"2026-12-22T16:00Z","label":"poor","low":null,"mid":null,"moon_alt":29,"precip":null,"q":0.1,"rh":null,"sky":"nautical twilight","temp":null,"time":"18:00","wind":null},{"alt":24,"cloud":null,"high":null,"iso":"2026-12-22T17:00Z","label":"marginal","low":null,"mid":null,"moon_alt":40,"precip":null,"q":0.44,"rh":null,"sky":"night","temp":null,"time":"19:00","wind":null},{"alt":15,"cloud":null,"high":null,"iso":"2026-12-22T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":51,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"20:00","wind":null},{"alt":6,"cloud":null,"high":null,"iso":"2026-12-22T19:00Z","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":"2026-12-22T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":70,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":-5,"cloud":null,"high":null,"iso":"2026-12-22T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":75,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":-9,"cloud":null,"high":null,"iso":"2026-12-22T22:00Z","label":"unusable","low":null,"mid":null,"moon_alt":72,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":-9,"cloud":null,"high":null,"iso":"2026-12-22T23:00Z","label":"unusable","low":null,"mid":null,"moon_alt":63,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":-8,"cloud":null,"high":null,"iso":"2026-12-23T00:00Z","label":"unusable","low":null,"mid":null,"moon_alt":52,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":-4,"cloud":null,"high":null,"iso":"2026-12-23T01:00Z","label":"unusable","low":null,"mid":null,"moon_alt":42,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":1,"cloud":null,"high":null,"iso":"2026-12-23T02:00Z","label":"unusable","low":null,"mid":null,"moon_alt":31,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":8,"cloud":null,"high":null,"iso":"2026-12-23T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":20,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":17,"cloud":null,"high":null,"iso":"2026-12-23T04:00Z","label":"unusable","low":null,"mid":null,"moon_alt":11,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"06:00","wind":null},{"alt":26,"cloud":null,"high":null,"iso":"2026-12-23T05:00Z","label":"poor","low":null,"mid":null,"moon_alt":1,"precip":null,"q":0.08,"rh":null,"sky":"nautical twilight","temp":null,"time":"07:00","wind":null}],"peak_quality":0.58,"peak_sky":0.58,"quality_hours":0.7,"reasons":["the target being low or below 20\u00b0 cost 11.4 quality-hours","daylight and twilight cost 2.0 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":10,"score_weather":null,"sky_hours":0.7,"verdict":"unknown","verdict_astronomy":"poor","weather_known":false,"windows":[{"end":"2026-12-22T15:30Z","end_local":"17:30","hours":0.67,"label":"unusable","mean_quality":0.0,"start":"2026-12-22T14:50Z","start_local":"16:50"},{"end":"2026-12-22T16:05Z","end_local":"18:05","hours":0.58,"label":"poor","mean_quality":0.11,"start":"2026-12-22T15:30Z","start_local":"17:30"},{"end":"2026-12-22T17:25Z","end_local":"19:25","hours":1.33,"label":"marginal","mean_quality":0.41,"start":"2026-12-22T16:05Z","start_local":"18:05"},{"end":"2026-12-23T04:25Z","end_local":"06:25","hours":11.0,"label":"unusable","mean_quality":0.0,"start":"2026-12-22T17:25Z","start_local":"19:25"},{"end":"2026-12-23T05:15Z","end_local":"07:15","hours":0.83,"label":"poor","mean_quality":0.12,"start":"2026-12-23T04:25Z","start_local":"06:25"},{"end":"2026-12-23T05:50Z","end_local":"07:50","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2026-12-23T05:15Z","start_local":"07:15"}]},"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":"2026-12-22T16:34:36Z","dark_hours":11.51,"dark_to":"2026-12-23T04:05:02Z","moon":{"illumination":0.979,"phase":"full moon","waxing":true},"moon_free_dark_hours":0.0,"moonrise":"2026-12-22T13:03:55Z","moonset":"2026-12-23T05:09:01Z","sunrise":"2026-12-23T05:45:34Z","sunset":"2026-12-22T14:54:04Z","twilight":{"astronomical":{"end":"2026-12-22T16:34:36Z","start":"2026-12-23T04:05:02Z"},"civil":{"end":"2026-12-22T15:25:39Z","start":"2026-12-23T05:13:58Z"},"nautical":{"end":"2026-12-22T16:00:44Z","start":"2026-12-23T04:38:54Z"}},"window_end":"2026-12-23T10:00:00Z","window_start":"2026-12-22T10:00:00Z"},"night_date":"2026-12-22","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":2.14,"alt":27.7,"t":"2026-12-22T16:35:00Z"},"dec":38.78368896,"dec_of_date":38.8081,"dec_str":"+38\u00b0 47' 01.3\"","good_hours":0,"limit_rise":"2026-12-23T04:22:24Z","limit_set":"2026-12-22T17:23:19Z","max_az_rate_deg_per_min":3.76,"moon_separation":109.6,"never_rises":false,"ra":279.23473479,"ra_of_date":279.4612,"ra_str":"18h 36m 56.3s","resolved":{"common_name":"Vega","dec":38.78368896,"name":"* alf Lyr","ra":279.23473479,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=Vega","source":"sesame","spectral_type":"A0V","type":"dS*","type_text":"delta Scuti variable","vmag":0.03},"summary":"Just 0.8 h above 20\u00b0 in darkness \u2014 barely observable tonight.","terrain":{"available":true,"behind_at":"2026-12-22T19:59:17Z","blocked_dark_hours":0,"clears_at":"2026-12-23T01:54:35Z","rise_az":100.8},"track":[{"above_terrain":true,"airmass":1.02,"alt":79.13,"az":100.8,"t":"2026-12-22T10:00:00Z","terrain":0.11},{"above_terrain":true,"airmass":1.01,"alt":80.05,"az":102.7,"t":"2026-12-22T10:05:00Z","terrain":-0.17},{"above_terrain":true,"airmass":1.01,"alt":80.96,"az":104.9,"t":"2026-12-22T10:10:00Z","terrain":-0.19},{"above_terrain":true,"airmass":1.01,"alt":81.86,"az":107.5,"t":"2026-12-22T10:15:00Z","terrain":-0.75},{"above_terrain":true,"airmass":1.01,"alt":82.74,"az":110.5,"t":"2026-12-22T10:20:00Z","terrain":-1.25},{"above_terrain":true,"airmass":1.01,"alt":83.61,"az":114.4,"t":"2026-12-22T10:25:00Z","terrain":-1.58},{"above_terrain":true,"airmass":1.0,"alt":84.44,"az":119.2,"t":"2026-12-22T10:30:00Z","terrain":-1.43},{"above_terrain":true,"airmass":1.0,"alt":85.23,"az":125.6,"t":"2026-12-22T10:35:00Z","terrain":-1.62},{"above_terrain":true,"airmass":1.0,"alt":85.95,"az":134.3,"t":"2026-12-22T10:40:00Z","terrain":-1.48},{"above_terrain":true,"airmass":1.0,"alt":86.56,"az":146.1,"t":"2026-12-22T10:45:00Z","terrain":-1.49},{"above_terrain":true,"airmass":1.0,"alt":86.97,"az":161.8,"t":"2026-12-22T10:50:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.0,"alt":87.11,"az":180.6,"t":"2026-12-22T10:55:00Z","terrain":-0.59},{"above_terrain":true,"airmass":1.0,"alt":86.95,"az":199.3,"t":"2026-12-22T11:00:00Z","terrain":-0.3},{"above_terrain":true,"airmass":1.0,"alt":86.52,"az":214.8,"t":"2026-12-22T11:05:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.0,"alt":85.91,"az":226.4,"t":"2026-12-22T11:10:00Z","terrain":0.76},{"above_terrain":true,"airmass":1.0,"alt":85.18,"az":234.9,"t":"2026-12-22T11:15:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.0,"alt":84.39,"az":241.1,"t":"2026-12-22T11:20:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.01,"alt":83.55,"az":245.9,"t":"2026-12-22T11:25:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.01,"alt":82.68,"az":249.7,"t":"2026-12-22T11:30:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.01,"alt":81.8,"az":252.7,"t":"2026-12-22T11:35:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.01,"alt":80.9,"az":255.3,"t":"2026-12-22T11:40:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.02,"alt":79.99,"az":257.4,"t":"2026-12-22T11:45:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.02,"alt":79.07,"az":259.3,"t":"2026-12-22T11:50:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.02,"alt":78.15,"az":260.9,"t":"2026-12-22T11:55:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.03,"alt":77.22,"az":262.4,"t":"2026-12-22T12:00:00Z","terrain":0.92},{"above_terrain":true,"airmass":1.03,"alt":76.29,"az":263.7,"t":"2026-12-22T12:05:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.03,"alt":75.36,"az":264.9,"t":"2026-12-22T12:10:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.04,"alt":74.43,"az":266.0,"t":"2026-12-22T12:15:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.04,"alt":73.5,"az":267.0,"t":"2026-12-22T12:20:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.05,"alt":72.56,"az":268.0,"t":"2026-12-22T12:25:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.05,"alt":71.63,"az":268.9,"t":"2026-12-22T12:30:00Z","terrain":0.74},{"above_terrain":true,"airmass":1.06,"alt":70.69,"az":269.8,"t":"2026-12-22T12:35:00Z","terrain":0.87},{"above_terrain":true,"airmass":1.07,"alt":69.75,"az":270.6,"t":"2026-12-22T12:40:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.07,"alt":68.82,"az":271.4,"t":"2026-12-22T12:45:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.08,"alt":67.88,"az":272.1,"t":"2026-12-22T12:50:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.09,"alt":66.95,"az":272.9,"t":"2026-12-22T12:55:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.09,"alt":66.01,"az":273.6,"t":"2026-12-22T13:00:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.1,"alt":65.08,"az":274.3,"t":"2026-12-22T13:05:00Z","terrain":0.0},{"above_terrain":true,"airmass":1.11,"alt":64.15,"az":275.0,"t":"2026-12-22T13:10:00Z","terrain":0.09},{"above_terrain":true,"airmass":1.12,"alt":63.21,"az":275.6,"t":"2026-12-22T13:15:00Z","terrain":0.03},{"above_terrain":true,"airmass":1.13,"alt":62.28,"az":276.3,"t":"2026-12-22T13:20:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.14,"alt":61.35,"az":276.9,"t":"2026-12-22T13:25:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.15,"alt":60.42,"az":277.5,"t":"2026-12-22T13:30:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.16,"alt":59.5,"az":278.1,"t":"2026-12-22T13:35:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.17,"alt":58.57,"az":278.7,"t":"2026-12-22T13:40:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.18,"alt":57.65,"az":279.3,"t":"2026-12-22T13:45:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.2,"alt":56.72,"az":279.9,"t":"2026-12-22T13:50:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.21,"alt":55.8,"az":280.5,"t":"2026-12-22T13:55:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.22,"alt":54.88,"az":281.1,"t":"2026-12-22T14:00:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.24,"alt":53.97,"az":281.7,"t":"2026-12-22T14:05:00Z","terrain":-0.08},{"above_terrain":true,"airmass":1.25,"alt":53.05,"az":282.2,"t":"2026-12-22T14:10:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.27,"alt":52.14,"az":282.8,"t":"2026-12-22T14:15:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.28,"alt":51.23,"az":283.4,"t":"2026-12-22T14:20:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.3,"alt":50.32,"az":283.9,"t":"2026-12-22T14:25:00Z","terrain":0.11},{"above_terrain":true,"airmass":1.32,"alt":49.41,"az":284.5,"t":"2026-12-22T14:30:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.33,"alt":48.5,"az":285.1,"t":"2026-12-22T14:35:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.35,"alt":47.6,"az":285.6,"t":"2026-12-22T14:40:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.37,"alt":46.7,"az":286.2,"t":"2026-12-22T14:45:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.39,"alt":45.8,"az":286.7,"t":"2026-12-22T14:50:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.41,"alt":44.91,"az":287.3,"t":"2026-12-22T14:55:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.44,"alt":44.02,"az":287.8,"t":"2026-12-22T15:00:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.46,"alt":43.13,"az":288.4,"t":"2026-12-22T15:05:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.49,"alt":42.24,"az":289.0,"t":"2026-12-22T15:10:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.51,"alt":41.36,"az":289.5,"t":"2026-12-22T15:15:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.54,"alt":40.48,"az":290.1,"t":"2026-12-22T15:20:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.57,"alt":39.6,"az":290.6,"t":"2026-12-22T15:25:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.6,"alt":38.72,"az":291.2,"t":"2026-12-22T15:30:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.63,"alt":37.85,"az":291.8,"t":"2026-12-22T15:35:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.66,"alt":36.99,"az":292.3,"t":"2026-12-22T15:40:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.69,"alt":36.12,"az":292.9,"t":"2026-12-22T15:45:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.73,"alt":35.26,"az":293.5,"t":"2026-12-22T15:50:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.77,"alt":34.4,"az":294.0,"t":"2026-12-22T15:55:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.81,"alt":33.55,"az":294.6,"t":"2026-12-22T16:00:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.85,"alt":32.7,"az":295.2,"t":"2026-12-22T16:05:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.89,"alt":31.86,"az":295.8,"t":"2026-12-22T16:10:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.94,"alt":31.02,"az":296.3,"t":"2026-12-22T16:15:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.98,"alt":30.18,"az":296.9,"t":"2026-12-22T16:20:00Z","terrain":0.26},{"above_terrain":true,"airmass":2.03,"alt":29.35,"az":297.5,"t":"2026-12-22T16:25:00Z","terrain":0.19},{"above_terrain":true,"airmass":2.09,"alt":28.52,"az":298.1,"t":"2026-12-22T16:30:00Z","terrain":0.13},{"above_terrain":true,"airmass":2.14,"alt":27.7,"az":298.7,"t":"2026-12-22T16:35:00Z","terrain":0.16},{"above_terrain":true,"airmass":2.2,"alt":26.88,"az":299.3,"t":"2026-12-22T16:40:00Z","terrain":0.23},{"above_terrain":true,"airmass":2.27,"alt":26.06,"az":299.9,"t":"2026-12-22T16:45:00Z","terrain":0.35},{"above_terrain":true,"airmass":2.33,"alt":25.26,"az":300.5,"t":"2026-12-22T16:50:00Z","terrain":0.34},{"above_terrain":true,"airmass":2.4,"alt":24.45,"az":301.1,"t":"2026-12-22T16:55:00Z","terrain":0.29},{"above_terrain":true,"airmass":2.48,"alt":23.65,"az":301.7,"t":"2026-12-22T17:00:00Z","terrain":0.14},{"above_terrain":true,"airmass":2.56,"alt":22.86,"az":302.4,"t":"2026-12-22T17:05:00Z","terrain":-0.03},{"above_terrain":true,"airmass":2.65,"alt":22.07,"az":303.0,"t":"2026-12-22T17:10:00Z","terrain":-0.23},{"above_terrain":true,"airmass":2.74,"alt":21.29,"az":303.6,"t":"2026-12-22T17:15:00Z","terrain":-0.15},{"above_terrain":true,"airmass":2.83,"alt":20.51,"az":304.3,"t":"2026-12-22T17:20:00Z","terrain":-0.15},{"above_terrain":true,"airmass":2.94,"alt":19.74,"az":304.9,"t":"2026-12-22T17:25:00Z","terrain":-0.27},{"above_terrain":true,"airmass":3.05,"alt":18.98,"az":305.5,"t":"2026-12-22T17:30:00Z","terrain":-0.23},{"above_terrain":true,"airmass":3.17,"alt":18.22,"az":306.2,"t":"2026-12-22T17:35:00Z","terrain":-0.11},{"above_terrain":true,"airmass":3.3,"alt":17.47,"az":306.8,"t":"2026-12-22T17:40:00Z","terrain":0.12},{"above_terrain":true,"airmass":3.44,"alt":16.72,"az":307.5,"t":"2026-12-22T17:45:00Z","terrain":0.25},{"above_terrain":true,"airmass":3.59,"alt":15.98,"az":308.2,"t":"2026-12-22T17:50:00Z","terrain":0.3},{"above_terrain":true,"airmass":3.75,"alt":15.25,"az":308.8,"t":"2026-12-22T17:55:00Z","terrain":0.19},{"above_terrain":true,"airmass":3.93,"alt":14.52,"az":309.5,"t":"2026-12-22T18:00:00Z","terrain":0.2},{"above_terrain":true,"airmass":4.13,"alt":13.81,"az":310.2,"t":"2026-12-22T18:05:00Z","terrain":0.25},{"above_terrain":true,"airmass":4.34,"alt":13.09,"az":310.9,"t":"2026-12-22T18:10:00Z","terrain":0.34},{"above_terrain":true,"airmass":4.57,"alt":12.39,"az":311.6,"t":"2026-12-22T18:15:00Z","terrain":0.23},{"above_terrain":true,"airmass":4.83,"alt":11.69,"az":312.3,"t":"2026-12-22T18:20:00Z","terrain":0.18},{"above_terrain":true,"airmass":5.11,"alt":11.01,"az":313.0,"t":"2026-12-22T18:25:00Z","terrain":0.27},{"above_terrain":true,"airmass":5.42,"alt":10.32,"az":313.7,"t":"2026-12-22T18:30:00Z","terrain":0.41},{"above_terrain":true,"airmass":5.77,"alt":9.65,"az":314.4,"t":"2026-12-22T18:35:00Z","terrain":0.51},{"above_terrain":true,"airmass":6.17,"alt":8.99,"az":315.1,"t":"2026-12-22T18:40:00Z","terrain":0.55},{"above_terrain":true,"airmass":6.61,"alt":8.33,"az":315.9,"t":"2026-12-22T18:45:00Z","terrain":0.49},{"above_terrain":true,"airmass":7.11,"alt":7.68,"az":316.6,"t":"2026-12-22T18:50:00Z","terrain":0.37},{"above_terrain":true,"airmass":7.68,"alt":7.05,"az":317.4,"t":"2026-12-22T18:55:00Z","terrain":0.31},{"above_terrain":true,"airmass":8.34,"alt":6.42,"az":318.1,"t":"2026-12-22T19:00:00Z","terrain":0.28},{"above_terrain":true,"airmass":9.11,"alt":5.8,"az":318.9,"t":"2026-12-22T19:05:00Z","terrain":-0.08},{"above_terrain":true,"airmass":10.0,"alt":5.18,"az":319.6,"t":"2026-12-22T19:10:00Z","terrain":-0.18},{"above_terrain":true,"airmass":11.06,"alt":4.58,"az":320.4,"t":"2026-12-22T19:15:00Z","terrain":-0.2},{"above_terrain":true,"airmass":12.32,"alt":3.99,"az":321.2,"t":"2026-12-22T19:20:00Z","terrain":-0.12},{"above_terrain":true,"airmass":13.85,"alt":3.41,"az":322.0,"t":"2026-12-22T19:25:00Z","terrain":0.2},{"above_terrain":true,"airmass":15.72,"alt":2.84,"az":322.8,"t":"2026-12-22T19:30:00Z","terrain":0.11},{"above_terrain":true,"airmass":18.05,"alt":2.28,"az":323.6,"t":"2026-12-22T19:35:00Z","terrain":-0.08},{"above_terrain":true,"airmass":20.98,"alt":1.73,"az":324.4,"t":"2026-12-22T19:40:00Z","terrain":-0.2},{"above_terrain":true,"airmass":24.74,"alt":1.19,"az":325.2,"t":"2026-12-22T19:45:00Z","terrain":-0.2},{"above_terrain":true,"airmass":29.6,"alt":0.66,"az":326.0,"t":"2026-12-22T19:50:00Z","terrain":-0.24},{"above_terrain":true,"airmass":35.9,"alt":0.14,"az":326.8,"t":"2026-12-22T19:55:00Z","terrain":-0.37},{"above_terrain":false,"airmass":null,"alt":-0.37,"az":327.7,"t":"2026-12-22T20:00:00Z","terrain":-0.28},{"above_terrain":false,"airmass":null,"alt":-0.86,"az":328.5,"t":"2026-12-22T20:05:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-1.34,"az":329.4,"t":"2026-12-22T20:10:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-1.81,"az":330.2,"t":"2026-12-22T20:15:00Z","terrain":-0.36},{"above_terrain":false,"airmass":null,"alt":-2.27,"az":331.1,"t":"2026-12-22T20:20:00Z","terrain":-0.37},{"above_terrain":false,"airmass":null,"alt":-2.72,"az":332.0,"t":"2026-12-22T20:25:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-3.15,"az":332.8,"t":"2026-12-22T20:30:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-3.57,"az":333.7,"t":"2026-12-22T20:35:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-3.98,"az":334.6,"t":"2026-12-22T20:40:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-4.38,"az":335.5,"t":"2026-12-22T20:45:00Z","terrain":-0.71},{"above_terrain":false,"airmass":null,"alt":-4.76,"az":336.4,"t":"2026-12-22T20:50:00Z","terrain":-0.79},{"above_terrain":false,"airmass":null,"alt":-5.13,"az":337.3,"t":"2026-12-22T20:55:00Z","terrain":-0.65},{"above_terrain":false,"airmass":null,"alt":-5.48,"az":338.2,"t":"2026-12-22T21:00:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-5.82,"az":339.1,"t":"2026-12-22T21:05:00Z","terrain":-0.72},{"above_terrain":false,"airmass":null,"alt":-6.15,"az":340.1,"t":"2026-12-22T21:10:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-6.46,"az":341.0,"t":"2026-12-22T21:15:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-6.76,"az":341.9,"t":"2026-12-22T21:20:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-7.04,"az":342.9,"t":"2026-12-22T21:25:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-7.31,"az":343.8,"t":"2026-12-22T21:30:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-7.56,"az":344.8,"t":"2026-12-22T21:35:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-7.8,"az":345.7,"t":"2026-12-22T21:40:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-8.02,"az":346.7,"t":"2026-12-22T21:45:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-8.23,"az":347.7,"t":"2026-12-22T21:50:00Z","terrain":-0.24},{"above_terrain":false,"airmass":null,"alt":-8.42,"az":348.6,"t":"2026-12-22T21:55:00Z","terrain":-0.05},{"above_terrain":false,"airmass":null,"alt":-8.6,"az":349.6,"t":"2026-12-22T22:00:00Z","terrain":0.08},{"above_terrain":false,"airmass":null,"alt":-8.76,"az":350.6,"t":"2026-12-22T22:05:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-8.91,"az":351.5,"t":"2026-12-22T22:10:00Z","terrain":0.21},{"above_terrain":false,"airmass":null,"alt":-9.04,"az":352.5,"t":"2026-12-22T22:15:00Z","terrain":0.39},{"above_terrain":false,"airmass":null,"alt":-9.15,"az":353.5,"t":"2026-12-22T22:20:00Z","terrain":0.56},{"above_terrain":false,"airmass":null,"alt":-9.25,"az":354.5,"t":"2026-12-22T22:25:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-9.33,"az":355.5,"t":"2026-12-22T22:30:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-9.4,"az":356.5,"t":"2026-12-22T22:35:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-9.45,"az":357.5,"t":"2026-12-22T22:40:00Z","terrain":0.69},{"above_terrain":false,"airmass":null,"alt":-9.48,"az":358.4,"t":"2026-12-22T22:45:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-9.5,"az":359.4,"t":"2026-12-22T22:50:00Z","terrain":0.57},{"above_terrain":false,"airmass":null,"alt":-9.5,"az":0.4,"t":"2026-12-22T22:55:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-9.48,"az":1.4,"t":"2026-12-22T23:00:00Z","terrain":0.27},{"above_terrain":false,"airmass":null,"alt":-9.45,"az":2.4,"t":"2026-12-22T23:05:00Z","terrain":0.02},{"above_terrain":false,"airmass":null,"alt":-9.4,"az":3.4,"t":"2026-12-22T23:10:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-9.34,"az":4.4,"t":"2026-12-22T23:15:00Z","terrain":-0.34},{"above_terrain":false,"airmass":null,"alt":-9.26,"az":5.4,"t":"2026-12-22T23:20:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-9.17,"az":6.4,"t":"2026-12-22T23:25:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-9.05,"az":7.3,"t":"2026-12-22T23:30:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-8.93,"az":8.3,"t":"2026-12-22T23:35:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-8.78,"az":9.3,"t":"2026-12-22T23:40:00Z","terrain":-0.64},{"above_terrain":false,"airmass":null,"alt":-8.62,"az":10.3,"t":"2026-12-22T23:45:00Z","terrain":-0.55},{"above_terrain":false,"airmass":null,"alt":-8.45,"az":11.2,"t":"2026-12-22T23:50:00Z","terrain":-0.35},{"above_terrain":false,"airmass":null,"alt":-8.26,"az":12.2,"t":"2026-12-22T23:55:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-8.05,"az":13.2,"t":"2026-12-23T00:00:00Z","terrain":-0.04},{"above_terrain":false,"airmass":null,"alt":-7.83,"az":14.1,"t":"2026-12-23T00:05:00Z","terrain":0.13},{"above_terrain":false,"airmass":null,"alt":-7.6,"az":15.1,"t":"2026-12-23T00:10:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-7.35,"az":16.0,"t":"2026-12-23T00:15:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-7.08,"az":17.0,"t":"2026-12-23T00:20:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-6.8,"az":17.9,"t":"2026-12-23T00:25:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-6.5,"az":18.9,"t":"2026-12-23T00:30:00Z","terrain":0.61},{"above_terrain":false,"airmass":null,"alt":-6.19,"az":19.8,"t":"2026-12-23T00:35:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-5.87,"az":20.7,"t":"2026-12-23T00:40:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-5.53,"az":21.6,"t":"2026-12-23T00:45:00Z","terrain":0.88},{"above_terrain":false,"airmass":null,"alt":-5.18,"az":22.6,"t":"2026-12-23T00:50:00Z","terrain":1.09},{"above_terrain":false,"airmass":null,"alt":-4.81,"az":23.5,"t":"2026-12-23T00:55:00Z","terrain":1.05},{"above_terrain":false,"airmass":null,"alt":-4.43,"az":24.4,"t":"2026-12-23T01:00:00Z","terrain":1.03},{"above_terrain":false,"airmass":null,"alt":-4.04,"az":25.3,"t":"2026-12-23T01:05:00Z","terrain":1.25},{"above_terrain":false,"airmass":null,"alt":-3.63,"az":26.2,"t":"2026-12-23T01:10:00Z","terrain":1.33},{"above_terrain":false,"airmass":null,"alt":-3.22,"az":27.0,"t":"2026-12-23T01:15:00Z","terrain":1.28},{"above_terrain":false,"airmass":null,"alt":-2.78,"az":27.9,"t":"2026-12-23T01:20:00Z","terrain":1.2},{"above_terrain":false,"airmass":null,"alt":-2.34,"az":28.8,"t":"2026-12-23T01:25:00Z","terrain":1.04},{"above_terrain":false,"airmass":null,"alt":-1.88,"az":29.7,"t":"2026-12-23T01:30:00Z","terrain":1.1},{"above_terrain":false,"airmass":null,"alt":-1.41,"az":30.5,"t":"2026-12-23T01:35:00Z","terrain":1.23},{"above_terrain":false,"airmass":null,"alt":-0.93,"az":31.4,"t":"2026-12-23T01:40:00Z","terrain":1.32},{"above_terrain":false,"airmass":null,"alt":-0.44,"az":32.2,"t":"2026-12-23T01:45:00Z","terrain":1.26},{"above_terrain":false,"airmass":36.96,"alt":0.07,"az":33.0,"t":"2026-12-23T01:50:00Z","terrain":0.97},{"above_terrain":true,"airmass":30.43,"alt":0.58,"az":33.9,"t":"2026-12-23T01:55:00Z","terrain":0.5},{"above_terrain":true,"airmass":25.38,"alt":1.11,"az":34.7,"t":"2026-12-23T02:00:00Z","terrain":0.17},{"above_terrain":true,"airmass":21.48,"alt":1.65,"az":35.5,"t":"2026-12-23T02:05:00Z","terrain":0.04},{"above_terrain":true,"airmass":18.44,"alt":2.2,"az":36.3,"t":"2026-12-23T02:10:00Z","terrain":-0.01},{"above_terrain":true,"airmass":16.03,"alt":2.76,"az":37.1,"t":"2026-12-23T02:15:00Z","terrain":-0.1},{"above_terrain":true,"airmass":14.1,"alt":3.33,"az":37.9,"t":"2026-12-23T02:20:00Z","terrain":-0.2},{"above_terrain":true,"airmass":12.53,"alt":3.91,"az":38.7,"t":"2026-12-23T02:25:00Z","terrain":-0.17},{"above_terrain":true,"airmass":11.23,"alt":4.5,"az":39.5,"t":"2026-12-23T02:30:00Z","terrain":-0.11},{"above_terrain":true,"airmass":10.15,"alt":5.1,"az":40.3,"t":"2026-12-23T02:35:00Z","terrain":-0.03},{"above_terrain":true,"airmass":9.23,"alt":5.71,"az":41.0,"t":"2026-12-23T02:40:00Z","terrain":0.02},{"above_terrain":true,"airmass":8.45,"alt":6.32,"az":41.8,"t":"2026-12-23T02:45:00Z","terrain":0.1},{"above_terrain":true,"airmass":7.77,"alt":6.95,"az":42.5,"t":"2026-12-23T02:50:00Z","terrain":0.19},{"above_terrain":true,"airmass":7.19,"alt":7.59,"az":43.3,"t":"2026-12-23T02:55:00Z","terrain":0.29},{"above_terrain":true,"airmass":6.68,"alt":8.24,"az":44.0,"t":"2026-12-23T03:00:00Z","terrain":0.41},{"above_terrain":true,"airmass":6.23,"alt":8.89,"az":44.8,"t":"2026-12-23T03:05:00Z","terrain":0.54},{"above_terrain":true,"airmass":5.83,"alt":9.55,"az":45.5,"t":"2026-12-23T03:10:00Z","terrain":0.62},{"above_terrain":true,"airmass":5.47,"alt":10.23,"az":46.2,"t":"2026-12-23T03:15:00Z","terrain":0.66},{"above_terrain":true,"airmass":5.15,"alt":10.9,"az":46.9,"t":"2026-12-23T03:20:00Z","terrain":0.62},{"above_terrain":true,"airmass":4.87,"alt":11.59,"az":47.6,"t":"2026-12-23T03:25:00Z","terrain":0.56},{"above_terrain":true,"airmass":4.61,"alt":12.29,"az":48.3,"t":"2026-12-23T03:30:00Z","terrain":0.49},{"above_terrain":true,"airmass":4.37,"alt":12.99,"az":49.0,"t":"2026-12-23T03:35:00Z","terrain":0.41},{"above_terrain":true,"airmass":4.16,"alt":13.7,"az":49.7,"t":"2026-12-23T03:40:00Z","terrain":0.4},{"above_terrain":true,"airmass":3.96,"alt":14.42,"az":50.4,"t":"2026-12-23T03:45:00Z","terrain":0.45},{"above_terrain":true,"airmass":3.78,"alt":15.14,"az":51.1,"t":"2026-12-23T03:50:00Z","terrain":0.54},{"above_terrain":true,"airmass":3.61,"alt":15.87,"az":51.7,"t":"2026-12-23T03:55:00Z","terrain":0.6},{"above_terrain":true,"airmass":3.46,"alt":16.61,"az":52.4,"t":"2026-12-23T04:00:00Z","terrain":0.71},{"above_terrain":true,"airmass":3.32,"alt":17.36,"az":53.1,"t":"2026-12-23T04:05:00Z","terrain":0.85},{"above_terrain":true,"airmass":3.19,"alt":18.11,"az":53.7,"t":"2026-12-23T04:10:00Z","terrain":0.96},{"above_terrain":true,"airmass":3.07,"alt":18.87,"az":54.4,"t":"2026-12-23T04:15:00Z","terrain":1.03},{"above_terrain":true,"airmass":2.95,"alt":19.63,"az":55.0,"t":"2026-12-23T04:20:00Z","terrain":1.08},{"above_terrain":true,"airmass":2.85,"alt":20.4,"az":55.7,"t":"2026-12-23T04:25:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.75,"alt":21.18,"az":56.3,"t":"2026-12-23T04:30:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.66,"alt":21.96,"az":56.9,"t":"2026-12-23T04:35:00Z","terrain":1.07},{"above_terrain":true,"airmass":2.57,"alt":22.74,"az":57.5,"t":"2026-12-23T04:40:00Z","terrain":1.17},{"above_terrain":true,"airmass":2.49,"alt":23.54,"az":58.2,"t":"2026-12-23T04:45:00Z","terrain":1.24},{"above_terrain":true,"airmass":2.42,"alt":24.33,"az":58.8,"t":"2026-12-23T04:50:00Z","terrain":1.22},{"above_terrain":true,"airmass":2.34,"alt":25.14,"az":59.4,"t":"2026-12-23T04:55:00Z","terrain":1.19},{"above_terrain":true,"airmass":2.28,"alt":25.95,"az":60.0,"t":"2026-12-23T05:00:00Z","terrain":1.17},{"above_terrain":true,"airmass":2.21,"alt":26.76,"az":60.6,"t":"2026-12-23T05:05:00Z","terrain":1.12},{"above_terrain":true,"airmass":2.15,"alt":27.58,"az":61.2,"t":"2026-12-23T05:10:00Z","terrain":1.07},{"above_terrain":true,"airmass":2.1,"alt":28.4,"az":61.8,"t":"2026-12-23T05:15:00Z","terrain":1.03},{"above_terrain":true,"airmass":2.04,"alt":29.23,"az":62.4,"t":"2026-12-23T05:20:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.99,"alt":30.06,"az":63.0,"t":"2026-12-23T05:25:00Z","terrain":0.91},{"above_terrain":true,"airmass":1.94,"alt":30.89,"az":63.6,"t":"2026-12-23T05:30:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.9,"alt":31.73,"az":64.2,"t":"2026-12-23T05:35:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.85,"alt":32.58,"az":64.7,"t":"2026-12-23T05:40:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.81,"alt":33.43,"az":65.3,"t":"2026-12-23T05:45:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.77,"alt":34.28,"az":65.9,"t":"2026-12-23T05:50:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.73,"alt":35.13,"az":66.5,"t":"2026-12-23T05:55:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.7,"alt":35.99,"az":67.0,"t":"2026-12-23T06:00:00Z","terrain":0.93},{"above_terrain":true,"airmass":1.66,"alt":36.86,"az":67.6,"t":"2026-12-23T06:05:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.63,"alt":37.73,"az":68.2,"t":"2026-12-23T06:10:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.6,"alt":38.6,"az":68.7,"t":"2026-12-23T06:15:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.57,"alt":39.47,"az":69.3,"t":"2026-12-23T06:20:00Z","terrain":1.1},{"above_terrain":true,"airmass":1.54,"alt":40.35,"az":69.8,"t":"2026-12-23T06:25:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.52,"alt":41.23,"az":70.4,"t":"2026-12-23T06:30:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.49,"alt":42.11,"az":71.0,"t":"2026-12-23T06:35:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.46,"alt":43.0,"az":71.5,"t":"2026-12-23T06:40:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.44,"alt":43.89,"az":72.1,"t":"2026-12-23T06:45:00Z","terrain":1.18},{"above_terrain":true,"airmass":1.42,"alt":44.78,"az":72.6,"t":"2026-12-23T06:50:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.4,"alt":45.67,"az":73.2,"t":"2026-12-23T06:55:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.38,"alt":46.57,"az":73.7,"t":"2026-12-23T07:00:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.36,"alt":47.47,"az":74.3,"t":"2026-12-23T07:05:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.34,"alt":48.37,"az":74.9,"t":"2026-12-23T07:10:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.32,"alt":49.28,"az":75.4,"t":"2026-12-23T07:15:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.3,"alt":50.18,"az":76.0,"t":"2026-12-23T07:20:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.28,"alt":51.09,"az":76.5,"t":"2026-12-23T07:25:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.27,"alt":52.0,"az":77.1,"t":"2026-12-23T07:30:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.25,"alt":52.92,"az":77.7,"t":"2026-12-23T07:35:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.24,"alt":53.83,"az":78.2,"t":"2026-12-23T07:40:00Z","terrain":0.62},{"above_terrain":true,"airmass":1.22,"alt":54.75,"az":78.8,"t":"2026-12-23T07:45:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.21,"alt":55.67,"az":79.4,"t":"2026-12-23T07:50:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.2,"alt":56.59,"az":80.0,"t":"2026-12-23T07:55:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.18,"alt":57.51,"az":80.6,"t":"2026-12-23T08:00:00Z","terrain":0.59},{"above_terrain":true,"airmass":1.17,"alt":58.44,"az":81.2,"t":"2026-12-23T08:05:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.16,"alt":59.36,"az":81.8,"t":"2026-12-23T08:10:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.15,"alt":60.29,"az":82.4,"t":"2026-12-23T08:15:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.14,"alt":61.22,"az":83.0,"t":"2026-12-23T08:20:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.13,"alt":62.15,"az":83.6,"t":"2026-12-23T08:25:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.12,"alt":63.08,"az":84.3,"t":"2026-12-23T08:30:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.11,"alt":64.01,"az":84.9,"t":"2026-12-23T08:35:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.1,"alt":64.94,"az":85.6,"t":"2026-12-23T08:40:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.1,"alt":65.88,"az":86.3,"t":"2026-12-23T08:45:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.09,"alt":66.81,"az":87.0,"t":"2026-12-23T08:50:00Z","terrain":0.07},{"above_terrain":true,"airmass":1.08,"alt":67.74,"az":87.7,"t":"2026-12-23T08:55:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.07,"alt":68.68,"az":88.5,"t":"2026-12-23T09:00:00Z","terrain":-0.14},{"above_terrain":true,"airmass":1.07,"alt":69.62,"az":89.3,"t":"2026-12-23T09:05:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.06,"alt":70.55,"az":90.1,"t":"2026-12-23T09:10:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.05,"alt":71.49,"az":91.0,"t":"2026-12-23T09:15:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.05,"alt":72.42,"az":91.9,"t":"2026-12-23T09:20:00Z","terrain":0.08},{"above_terrain":true,"airmass":1.04,"alt":73.36,"az":92.8,"t":"2026-12-23T09:25:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.04,"alt":74.29,"az":93.9,"t":"2026-12-23T09:30:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.03,"alt":75.23,"az":95.0,"t":"2026-12-23T09:35:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.03,"alt":76.16,"az":96.1,"t":"2026-12-23T09:40:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.03,"alt":77.09,"az":97.4,"t":"2026-12-23T09:45:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.02,"alt":78.01,"az":98.9,"t":"2026-12-23T09:50:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.02,"alt":78.94,"az":100.5,"t":"2026-12-23T09:55:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.02,"alt":79.85,"az":102.3,"t":"2026-12-23T10:00:00Z","terrain":-0.09}],"transit":{"airmass":1.0,"alt":87.1,"az":180.6,"t":"2026-12-22T10:55:00Z"},"usable_hours":0.83,"verdict":"poor","zenith_passage":true},"warnings":["No cloud data for this night (beyond the 4-day forecast, or not yet in the archive) \u2014 the score is geometry only."]}