{"assessment":{"best_window":null,"cost":{"altitude":8.12,"clouds":0.0,"darkness":0.89,"moon":0.04},"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":35,"cloud":null,"high":null,"iso":"2027-04-12T17:00Z","label":"unusable","low":null,"mid":null,"moon_alt":65,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"20:00","wind":null},{"alt":24,"cloud":null,"high":null,"iso":"2027-04-12T18:00Z","label":"poor","low":null,"mid":null,"moon_alt":55,"precip":null,"q":0.06,"rh":null,"sky":"nautical twilight","temp":null,"time":"21:00","wind":null},{"alt":13,"cloud":null,"high":null,"iso":"2027-04-12T19:00Z","label":"unusable","low":null,"mid":null,"moon_alt":44,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":3,"cloud":null,"high":null,"iso":"2027-04-12T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":33,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":-6,"cloud":null,"high":null,"iso":"2027-04-12T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":23,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":-14,"cloud":null,"high":null,"iso":"2027-04-12T22:00Z","label":"unusable","low":null,"mid":null,"moon_alt":12,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":-20,"cloud":null,"high":null,"iso":"2027-04-12T23:00Z","label":"unusable","low":null,"mid":null,"moon_alt":3,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":-23,"cloud":null,"high":null,"iso":"2027-04-13T00:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-6,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":-24,"cloud":null,"high":null,"iso":"2027-04-13T01:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-13,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":-22,"cloud":null,"high":null,"iso":"2027-04-13T02:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-19,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":-17,"cloud":null,"high":null,"iso":"2027-04-13T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-22,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"06:00","wind":null}],"peak_quality":0.2,"peak_sky":0.2,"quality_hours":0.1,"reasons":["the target being low or below 20\u00b0 cost 8.1 quality-hours","daylight and twilight cost 0.9 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":1,"score_weather":null,"sky_hours":0.1,"verdict":"unknown","verdict_astronomy":"poor","weather_known":false,"windows":[{"end":"2027-04-12T17:30Z","end_local":"20:30","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2027-04-12T16:55Z","start_local":"19:55"},{"end":"2027-04-12T18:25Z","end_local":"21:25","hours":0.92,"label":"poor","mean_quality":0.11,"start":"2027-04-12T17:30Z","start_local":"20:30"},{"end":"2027-04-13T03:45Z","end_local":"06:45","hours":9.33,"label":"unusable","mean_quality":0.0,"start":"2027-04-12T18:25Z","start_local":"21:25"}]},"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":"2027-04-12T18:37:09Z","dark_hours":7.48,"dark_to":"2027-04-13T02:05:53Z","moon":{"illumination":0.384,"phase":"waxing crescent","waxing":true},"moon_free_dark_hours":2.77,"moonrise":"2027-04-13T08:30:48Z","moonset":"2027-04-12T23:18:17Z","sunrise":"2027-04-13T03:44:55Z","sunset":"2027-04-12T16:58:02Z","twilight":{"astronomical":{"end":"2027-04-12T18:37:09Z","start":"2027-04-13T02:05:53Z"},"civil":{"end":"2027-04-12T17:26:43Z","start":"2027-04-13T03:16:16Z"},"nautical":{"end":"2027-04-12T18:01:03Z","start":"2027-04-13T02:41:57Z"}},"window_end":"2027-04-13T09:00:00Z","window_start":"2027-04-12T09:00:00Z"},"night_date":"2027-04-12","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":3.4,"alt":16.9,"t":"2027-04-12T18:40:00Z"},"dec":24.11388889,"dec_of_date":24.197,"dec_str":"+24\u00b0 06' 50.0\"","good_hours":0,"limit_rise":"2027-04-13T07:07:27Z","limit_set":"2027-04-12T18:22:46Z","max_az_rate_deg_per_min":0.76,"moon_separation":39.5,"never_rises":false,"ra":56.60083333,"ra_of_date":57.0073,"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":"Not above the horizon limit during darkness tonight \u2014 try another season.","terrain":{"available":true,"behind_at":"2027-04-12T20:21:20Z","blocked_dark_hours":0,"clears_at":"2027-04-13T05:17:38Z","rise_az":91.9},"track":[{"above_terrain":true,"airmass":1.55,"alt":40.11,"az":91.9,"t":"2027-04-12T09:00:00Z","terrain":0.08},{"above_terrain":true,"airmass":1.52,"alt":41.05,"az":92.7,"t":"2027-04-12T09:05:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.49,"alt":41.98,"az":93.6,"t":"2027-04-12T09:10:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.47,"alt":42.92,"az":94.5,"t":"2027-04-12T09:15:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.44,"alt":43.85,"az":95.4,"t":"2027-04-12T09:20:00Z","terrain":0.45},{"above_terrain":true,"airmass":1.42,"alt":44.78,"az":96.4,"t":"2027-04-12T09:25:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.4,"alt":45.71,"az":97.3,"t":"2027-04-12T09:30:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.37,"alt":46.64,"az":98.3,"t":"2027-04-12T09:35:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.35,"alt":47.56,"az":99.3,"t":"2027-04-12T09:40:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.33,"alt":48.49,"az":100.3,"t":"2027-04-12T09:45:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.32,"alt":49.41,"az":101.3,"t":"2027-04-12T09:50:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.3,"alt":50.32,"az":102.4,"t":"2027-04-12T09:55:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.28,"alt":51.23,"az":103.4,"t":"2027-04-12T10:00:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.27,"alt":52.14,"az":104.6,"t":"2027-04-12T10:05:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.25,"alt":53.04,"az":105.7,"t":"2027-04-12T10:10:00Z","terrain":-0.52},{"above_terrain":true,"airmass":1.24,"alt":53.94,"az":106.9,"t":"2027-04-12T10:15:00Z","terrain":-0.61},{"above_terrain":true,"airmass":1.22,"alt":54.84,"az":108.1,"t":"2027-04-12T10:20:00Z","terrain":-0.97},{"above_terrain":true,"airmass":1.21,"alt":55.72,"az":109.4,"t":"2027-04-12T10:25:00Z","terrain":-1.17},{"above_terrain":true,"airmass":1.2,"alt":56.6,"az":110.7,"t":"2027-04-12T10:30:00Z","terrain":-1.28},{"above_terrain":true,"airmass":1.19,"alt":57.47,"az":112.1,"t":"2027-04-12T10:35:00Z","terrain":-1.38},{"above_terrain":true,"airmass":1.17,"alt":58.34,"az":113.5,"t":"2027-04-12T10:40:00Z","terrain":-1.53},{"above_terrain":true,"airmass":1.16,"alt":59.19,"az":115.0,"t":"2027-04-12T10:45:00Z","terrain":-1.51},{"above_terrain":true,"airmass":1.15,"alt":60.03,"az":116.5,"t":"2027-04-12T10:50:00Z","terrain":-1.55},{"above_terrain":true,"airmass":1.14,"alt":60.86,"az":118.1,"t":"2027-04-12T10:55:00Z","terrain":-1.42},{"above_terrain":true,"airmass":1.14,"alt":61.68,"az":119.7,"t":"2027-04-12T11:00:00Z","terrain":-1.3},{"above_terrain":true,"airmass":1.13,"alt":62.49,"az":121.5,"t":"2027-04-12T11:05:00Z","terrain":-1.22},{"above_terrain":true,"airmass":1.12,"alt":63.28,"az":123.3,"t":"2027-04-12T11:10:00Z","terrain":-1.42},{"above_terrain":true,"airmass":1.11,"alt":64.05,"az":125.2,"t":"2027-04-12T11:15:00Z","terrain":-1.63},{"above_terrain":true,"airmass":1.1,"alt":64.81,"az":127.2,"t":"2027-04-12T11:20:00Z","terrain":-1.52},{"above_terrain":true,"airmass":1.1,"alt":65.54,"az":129.3,"t":"2027-04-12T11:25:00Z","terrain":-1.24},{"above_terrain":true,"airmass":1.09,"alt":66.26,"az":131.4,"t":"2027-04-12T11:30:00Z","terrain":-1.67},{"above_terrain":true,"airmass":1.09,"alt":66.95,"az":133.7,"t":"2027-04-12T11:35:00Z","terrain":-1.57},{"above_terrain":true,"airmass":1.08,"alt":67.61,"az":136.1,"t":"2027-04-12T11:40:00Z","terrain":-1.2},{"above_terrain":true,"airmass":1.08,"alt":68.24,"az":138.7,"t":"2027-04-12T11:45:00Z","terrain":-1.27},{"above_terrain":true,"airmass":1.07,"alt":68.84,"az":141.3,"t":"2027-04-12T11:50:00Z","terrain":-1.17},{"above_terrain":true,"airmass":1.07,"alt":69.41,"az":144.1,"t":"2027-04-12T11:55:00Z","terrain":-1.35},{"above_terrain":true,"airmass":1.06,"alt":69.94,"az":147.0,"t":"2027-04-12T12:00:00Z","terrain":-1.31},{"above_terrain":true,"airmass":1.06,"alt":70.43,"az":150.1,"t":"2027-04-12T12:05:00Z","terrain":-1.18},{"above_terrain":true,"airmass":1.06,"alt":70.87,"az":153.3,"t":"2027-04-12T12:10:00Z","terrain":-0.95},{"above_terrain":true,"airmass":1.06,"alt":71.27,"az":156.6,"t":"2027-04-12T12:15:00Z","terrain":-1.16},{"above_terrain":true,"airmass":1.05,"alt":71.62,"az":160.0,"t":"2027-04-12T12:20:00Z","terrain":-0.91},{"above_terrain":true,"airmass":1.05,"alt":71.91,"az":163.5,"t":"2027-04-12T12:25:00Z","terrain":-1.45},{"above_terrain":true,"airmass":1.05,"alt":72.15,"az":167.2,"t":"2027-04-12T12:30:00Z","terrain":-1.13},{"above_terrain":true,"airmass":1.05,"alt":72.32,"az":170.9,"t":"2027-04-12T12:35:00Z","terrain":-0.64},{"above_terrain":true,"airmass":1.05,"alt":72.44,"az":174.6,"t":"2027-04-12T12:40:00Z","terrain":-0.43},{"above_terrain":true,"airmass":1.05,"alt":72.5,"az":178.4,"t":"2027-04-12T12:45:00Z","terrain":-0.4},{"above_terrain":true,"airmass":1.05,"alt":72.49,"az":182.2,"t":"2027-04-12T12:50:00Z","terrain":-0.66},{"above_terrain":true,"airmass":1.05,"alt":72.43,"az":186.0,"t":"2027-04-12T12:55:00Z","terrain":-0.73},{"above_terrain":true,"airmass":1.05,"alt":72.3,"az":189.8,"t":"2027-04-12T13:00:00Z","terrain":-0.57},{"above_terrain":true,"airmass":1.05,"alt":72.11,"az":193.4,"t":"2027-04-12T13:05:00Z","terrain":-0.47},{"above_terrain":true,"airmass":1.05,"alt":71.86,"az":197.1,"t":"2027-04-12T13:10:00Z","terrain":-0.43},{"above_terrain":true,"airmass":1.05,"alt":71.56,"az":200.6,"t":"2027-04-12T13:15:00Z","terrain":-0.4},{"above_terrain":true,"airmass":1.06,"alt":71.21,"az":204.0,"t":"2027-04-12T13:20:00Z","terrain":-0.56},{"above_terrain":true,"airmass":1.06,"alt":70.8,"az":207.3,"t":"2027-04-12T13:25:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.06,"alt":70.35,"az":210.4,"t":"2027-04-12T13:30:00Z","terrain":0.73},{"above_terrain":true,"airmass":1.06,"alt":69.86,"az":213.4,"t":"2027-04-12T13:35:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.07,"alt":69.32,"az":216.3,"t":"2027-04-12T13:40:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.07,"alt":68.75,"az":219.1,"t":"2027-04-12T13:45:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.08,"alt":68.14,"az":221.7,"t":"2027-04-12T13:50:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.08,"alt":67.5,"az":224.3,"t":"2027-04-12T13:55:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.09,"alt":66.83,"az":226.7,"t":"2027-04-12T14:00:00Z","terrain":0.86},{"above_terrain":true,"airmass":1.09,"alt":66.14,"az":228.9,"t":"2027-04-12T14:05:00Z","terrain":1.3},{"above_terrain":true,"airmass":1.1,"alt":65.42,"az":231.1,"t":"2027-04-12T14:10:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.11,"alt":64.68,"az":233.2,"t":"2027-04-12T14:15:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.11,"alt":63.93,"az":235.1,"t":"2027-04-12T14:20:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.12,"alt":63.15,"az":237.0,"t":"2027-04-12T14:25:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.13,"alt":62.36,"az":238.8,"t":"2027-04-12T14:30:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.14,"alt":61.55,"az":240.5,"t":"2027-04-12T14:35:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.15,"alt":60.73,"az":242.2,"t":"2027-04-12T14:40:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.16,"alt":59.89,"az":243.8,"t":"2027-04-12T14:45:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.17,"alt":59.05,"az":245.3,"t":"2027-04-12T14:50:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.18,"alt":58.19,"az":246.7,"t":"2027-04-12T14:55:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.19,"alt":57.33,"az":248.2,"t":"2027-04-12T15:00:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.2,"alt":56.45,"az":249.5,"t":"2027-04-12T15:05:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.21,"alt":55.57,"az":250.8,"t":"2027-04-12T15:10:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.22,"alt":54.69,"az":252.1,"t":"2027-04-12T15:15:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.24,"alt":53.79,"az":253.3,"t":"2027-04-12T15:20:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.25,"alt":52.89,"az":254.5,"t":"2027-04-12T15:25:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.27,"alt":51.99,"az":255.6,"t":"2027-04-12T15:30:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.28,"alt":51.08,"az":256.7,"t":"2027-04-12T15:35:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.3,"alt":50.17,"az":257.8,"t":"2027-04-12T15:40:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.32,"alt":49.25,"az":258.9,"t":"2027-04-12T15:45:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.34,"alt":48.33,"az":259.9,"t":"2027-04-12T15:50:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.36,"alt":47.41,"az":260.9,"t":"2027-04-12T15:55:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.38,"alt":46.48,"az":261.9,"t":"2027-04-12T16:00:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.4,"alt":45.56,"az":262.9,"t":"2027-04-12T16:05:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.42,"alt":44.63,"az":263.8,"t":"2027-04-12T16:10:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.45,"alt":43.7,"az":264.7,"t":"2027-04-12T16:15:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.47,"alt":42.76,"az":265.6,"t":"2027-04-12T16:20:00Z","terrain":0.44},{"above_terrain":true,"airmass":1.5,"alt":41.83,"az":266.5,"t":"2027-04-12T16:25:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.53,"alt":40.89,"az":267.4,"t":"2027-04-12T16:30:00Z","terrain":0.6},{"above_terrain":true,"airmass":1.55,"alt":39.96,"az":268.3,"t":"2027-04-12T16:35:00Z","terrain":0.68},{"above_terrain":true,"airmass":1.59,"alt":39.02,"az":269.1,"t":"2027-04-12T16:40:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.62,"alt":38.09,"az":270.0,"t":"2027-04-12T16:45:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.65,"alt":37.15,"az":270.8,"t":"2027-04-12T16:50:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.69,"alt":36.22,"az":271.6,"t":"2027-04-12T16:55:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.73,"alt":35.28,"az":272.4,"t":"2027-04-12T17:00:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.77,"alt":34.35,"az":273.2,"t":"2027-04-12T17:05:00Z","terrain":0.1},{"above_terrain":true,"airmass":1.81,"alt":33.41,"az":274.0,"t":"2027-04-12T17:10:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.86,"alt":32.48,"az":274.8,"t":"2027-04-12T17:15:00Z","terrain":0.07},{"above_terrain":true,"airmass":1.91,"alt":31.55,"az":275.6,"t":"2027-04-12T17:20:00Z","terrain":0.03},{"above_terrain":true,"airmass":1.96,"alt":30.62,"az":276.4,"t":"2027-04-12T17:25:00Z","terrain":-0.06},{"above_terrain":true,"airmass":2.01,"alt":29.69,"az":277.1,"t":"2027-04-12T17:30:00Z","terrain":-0.13},{"above_terrain":true,"airmass":2.07,"alt":28.76,"az":277.9,"t":"2027-04-12T17:35:00Z","terrain":-0.09},{"above_terrain":true,"airmass":2.13,"alt":27.83,"az":278.7,"t":"2027-04-12T17:40:00Z","terrain":-0.04},{"above_terrain":true,"airmass":2.2,"alt":26.91,"az":279.4,"t":"2027-04-12T17:45:00Z","terrain":-0.07},{"above_terrain":true,"airmass":2.27,"alt":25.98,"az":280.2,"t":"2027-04-12T17:50:00Z","terrain":-0.1},{"above_terrain":true,"airmass":2.35,"alt":25.06,"az":280.9,"t":"2027-04-12T17:55:00Z","terrain":0.02},{"above_terrain":true,"airmass":2.43,"alt":24.15,"az":281.7,"t":"2027-04-12T18:00:00Z","terrain":-0.08},{"above_terrain":true,"airmass":2.52,"alt":23.23,"az":282.4,"t":"2027-04-12T18:05:00Z","terrain":-0.08},{"above_terrain":true,"airmass":2.62,"alt":22.32,"az":283.2,"t":"2027-04-12T18:10:00Z","terrain":0.01},{"above_terrain":true,"airmass":2.72,"alt":21.41,"az":283.9,"t":"2027-04-12T18:15:00Z","terrain":0.11},{"above_terrain":true,"airmass":2.84,"alt":20.5,"az":284.7,"t":"2027-04-12T18:20:00Z","terrain":0.19},{"above_terrain":true,"airmass":2.96,"alt":19.6,"az":285.4,"t":"2027-04-12T18:25:00Z","terrain":0.23},{"above_terrain":true,"airmass":3.09,"alt":18.7,"az":286.1,"t":"2027-04-12T18:30:00Z","terrain":0.24},{"above_terrain":true,"airmass":3.24,"alt":17.8,"az":286.9,"t":"2027-04-12T18:35:00Z","terrain":0.35},{"above_terrain":true,"airmass":3.4,"alt":16.91,"az":287.6,"t":"2027-04-12T18:40:00Z","terrain":0.24},{"above_terrain":true,"airmass":3.58,"alt":16.02,"az":288.4,"t":"2027-04-12T18:45:00Z","terrain":0.17},{"above_terrain":true,"airmass":3.78,"alt":15.13,"az":289.1,"t":"2027-04-12T18:50:00Z","terrain":0.19},{"above_terrain":true,"airmass":4.0,"alt":14.25,"az":289.9,"t":"2027-04-12T18:55:00Z","terrain":0.28},{"above_terrain":true,"airmass":4.25,"alt":13.37,"az":290.6,"t":"2027-04-12T19:00:00Z","terrain":0.42},{"above_terrain":true,"airmass":4.53,"alt":12.5,"az":291.4,"t":"2027-04-12T19:05:00Z","terrain":0.51},{"above_terrain":true,"airmass":4.85,"alt":11.63,"az":292.2,"t":"2027-04-12T19:10:00Z","terrain":0.51},{"above_terrain":true,"airmass":5.22,"alt":10.76,"az":292.9,"t":"2027-04-12T19:15:00Z","terrain":0.3},{"above_terrain":true,"airmass":5.64,"alt":9.9,"az":293.7,"t":"2027-04-12T19:20:00Z","terrain":0.26},{"above_terrain":true,"airmass":6.13,"alt":9.05,"az":294.5,"t":"2027-04-12T19:25:00Z","terrain":0.24},{"above_terrain":true,"airmass":6.71,"alt":8.2,"az":295.2,"t":"2027-04-12T19:30:00Z","terrain":0.25},{"above_terrain":true,"airmass":7.4,"alt":7.35,"az":296.0,"t":"2027-04-12T19:35:00Z","terrain":0.33},{"above_terrain":true,"airmass":8.23,"alt":6.52,"az":296.8,"t":"2027-04-12T19:40:00Z","terrain":0.27},{"above_terrain":true,"airmass":9.26,"alt":5.68,"az":297.6,"t":"2027-04-12T19:45:00Z","terrain":0.18},{"above_terrain":true,"airmass":10.55,"alt":4.86,"az":298.4,"t":"2027-04-12T19:50:00Z","terrain":0.14},{"above_terrain":true,"airmass":12.22,"alt":4.04,"az":299.2,"t":"2027-04-12T19:55:00Z","terrain":0.2},{"above_terrain":true,"airmass":14.42,"alt":3.22,"az":300.0,"t":"2027-04-12T20:00:00Z","terrain":0.36},{"above_terrain":true,"airmass":17.42,"alt":2.42,"az":300.8,"t":"2027-04-12T20:05:00Z","terrain":0.33},{"above_terrain":true,"airmass":21.69,"alt":1.61,"az":301.6,"t":"2027-04-12T20:10:00Z","terrain":0.18},{"above_terrain":true,"airmass":27.96,"alt":0.82,"az":302.4,"t":"2027-04-12T20:15:00Z","terrain":-0.05},{"above_terrain":true,"airmass":37.41,"alt":0.03,"az":303.3,"t":"2027-04-12T20:20:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-0.74,"az":304.1,"t":"2027-04-12T20:25:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-1.52,"az":304.9,"t":"2027-04-12T20:30:00Z","terrain":-0.28},{"above_terrain":false,"airmass":null,"alt":-2.28,"az":305.8,"t":"2027-04-12T20:35:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-3.03,"az":306.6,"t":"2027-04-12T20:40:00Z","terrain":0.06},{"above_terrain":false,"airmass":null,"alt":-3.78,"az":307.5,"t":"2027-04-12T20:45:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-4.52,"az":308.4,"t":"2027-04-12T20:50:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-5.25,"az":309.3,"t":"2027-04-12T20:55:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-5.97,"az":310.2,"t":"2027-04-12T21:00:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-6.68,"az":311.1,"t":"2027-04-12T21:05:00Z","terrain":0.35},{"above_terrain":false,"airmass":null,"alt":-7.38,"az":312.0,"t":"2027-04-12T21:10:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-8.07,"az":312.9,"t":"2027-04-12T21:15:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-8.75,"az":313.8,"t":"2027-04-12T21:20:00Z","terrain":0.44},{"above_terrain":false,"airmass":null,"alt":-9.42,"az":314.8,"t":"2027-04-12T21:25:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-10.08,"az":315.7,"t":"2027-04-12T21:30:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-10.73,"az":316.7,"t":"2027-04-12T21:35:00Z","terrain":0.36},{"above_terrain":false,"airmass":null,"alt":-11.36,"az":317.6,"t":"2027-04-12T21:40:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-11.99,"az":318.6,"t":"2027-04-12T21:45:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-12.6,"az":319.6,"t":"2027-04-12T21:50:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-13.2,"az":320.6,"t":"2027-04-12T21:55:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-13.79,"az":321.6,"t":"2027-04-12T22:00:00Z","terrain":0.05},{"above_terrain":false,"airmass":null,"alt":-14.36,"az":322.6,"t":"2027-04-12T22:05:00Z","terrain":0.13},{"above_terrain":false,"airmass":null,"alt":-14.93,"az":323.7,"t":"2027-04-12T22:10:00Z","terrain":-0.11},{"above_terrain":false,"airmass":null,"alt":-15.47,"az":324.7,"t":"2027-04-12T22:15:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-16.01,"az":325.7,"t":"2027-04-12T22:20:00Z","terrain":-0.23},{"above_terrain":false,"airmass":null,"alt":-16.53,"az":326.8,"t":"2027-04-12T22:25:00Z","terrain":-0.36},{"above_terrain":false,"airmass":null,"alt":-17.03,"az":327.9,"t":"2027-04-12T22:30:00Z","terrain":-0.25},{"above_terrain":false,"airmass":null,"alt":-17.52,"az":329.0,"t":"2027-04-12T22:35:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-18.0,"az":330.1,"t":"2027-04-12T22:40:00Z","terrain":-0.35},{"above_terrain":false,"airmass":null,"alt":-18.46,"az":331.2,"t":"2027-04-12T22:45:00Z","terrain":-0.35},{"above_terrain":false,"airmass":null,"alt":-18.9,"az":332.3,"t":"2027-04-12T22:50:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-19.33,"az":333.4,"t":"2027-04-12T22:55:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-19.74,"az":334.5,"t":"2027-04-12T23:00:00Z","terrain":-0.42},{"above_terrain":false,"airmass":null,"alt":-20.13,"az":335.7,"t":"2027-04-12T23:05:00Z","terrain":-0.75},{"above_terrain":false,"airmass":null,"alt":-20.51,"az":336.8,"t":"2027-04-12T23:10:00Z","terrain":-0.75},{"above_terrain":false,"airmass":null,"alt":-20.87,"az":338.0,"t":"2027-04-12T23:15:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-21.21,"az":339.1,"t":"2027-04-12T23:20:00Z","terrain":-0.72},{"above_terrain":false,"airmass":null,"alt":-21.54,"az":340.3,"t":"2027-04-12T23:25:00Z","terrain":-0.5},{"above_terrain":false,"airmass":null,"alt":-21.84,"az":341.5,"t":"2027-04-12T23:30:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-22.13,"az":342.7,"t":"2027-04-12T23:35:00Z","terrain":-0.42},{"above_terrain":false,"airmass":null,"alt":-22.4,"az":343.9,"t":"2027-04-12T23:40:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-22.65,"az":345.1,"t":"2027-04-12T23:45:00Z","terrain":-0.42},{"above_terrain":false,"airmass":null,"alt":-22.88,"az":346.3,"t":"2027-04-12T23:50:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-23.09,"az":347.5,"t":"2027-04-12T23:55:00Z","terrain":-0.27},{"above_terrain":false,"airmass":null,"alt":-23.28,"az":348.8,"t":"2027-04-13T00:00:00Z","terrain":-0.03},{"above_terrain":false,"airmass":null,"alt":-23.45,"az":350.0,"t":"2027-04-13T00:05:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-23.61,"az":351.2,"t":"2027-04-13T00:10:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-23.74,"az":352.5,"t":"2027-04-13T00:15:00Z","terrain":0.38},{"above_terrain":false,"airmass":null,"alt":-23.85,"az":353.7,"t":"2027-04-13T00:20:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-23.94,"az":355.0,"t":"2027-04-13T00:25:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-24.02,"az":356.2,"t":"2027-04-13T00:30:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-24.07,"az":357.5,"t":"2027-04-13T00:35:00Z","terrain":0.69},{"above_terrain":false,"airmass":null,"alt":-24.1,"az":358.7,"t":"2027-04-13T00:40:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-24.11,"az":360.0,"t":"2027-04-13T00:45:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-24.1,"az":1.2,"t":"2027-04-13T00:50:00Z","terrain":0.31},{"above_terrain":false,"airmass":null,"alt":-24.07,"az":2.5,"t":"2027-04-13T00:55:00Z","terrain":0.0},{"above_terrain":false,"airmass":null,"alt":-24.02,"az":3.7,"t":"2027-04-13T01:00:00Z","terrain":-0.24},{"above_terrain":false,"airmass":null,"alt":-23.95,"az":5.0,"t":"2027-04-13T01:05:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-23.86,"az":6.2,"t":"2027-04-13T01:10:00Z","terrain":-0.55},{"above_terrain":false,"airmass":null,"alt":-23.75,"az":7.5,"t":"2027-04-13T01:15:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-23.61,"az":8.7,"t":"2027-04-13T01:20:00Z","terrain":-0.59},{"above_terrain":false,"airmass":null,"alt":-23.46,"az":9.9,"t":"2027-04-13T01:25:00Z","terrain":-0.6},{"above_terrain":false,"airmass":null,"alt":-23.29,"az":11.2,"t":"2027-04-13T01:30:00Z","terrain":-0.36},{"above_terrain":false,"airmass":null,"alt":-23.1,"az":12.4,"t":"2027-04-13T01:35:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-22.89,"az":13.6,"t":"2027-04-13T01:40:00Z","terrain":0.03},{"above_terrain":false,"airmass":null,"alt":-22.66,"az":14.8,"t":"2027-04-13T01:45:00Z","terrain":0.36},{"above_terrain":false,"airmass":null,"alt":-22.41,"az":16.0,"t":"2027-04-13T01:50:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-22.14,"az":17.2,"t":"2027-04-13T01:55:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-21.85,"az":18.4,"t":"2027-04-13T02:00:00Z","terrain":0.57},{"above_terrain":false,"airmass":null,"alt":-21.55,"az":19.6,"t":"2027-04-13T02:05:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-21.23,"az":20.8,"t":"2027-04-13T02:10:00Z","terrain":0.69},{"above_terrain":false,"airmass":null,"alt":-20.89,"az":22.0,"t":"2027-04-13T02:15:00Z","terrain":0.98},{"above_terrain":false,"airmass":null,"alt":-20.53,"az":23.1,"t":"2027-04-13T02:20:00Z","terrain":1.13},{"above_terrain":false,"airmass":null,"alt":-20.15,"az":24.3,"t":"2027-04-13T02:25:00Z","terrain":1.0},{"above_terrain":false,"airmass":null,"alt":-19.76,"az":25.4,"t":"2027-04-13T02:30:00Z","terrain":1.27},{"above_terrain":false,"airmass":null,"alt":-19.35,"az":26.6,"t":"2027-04-13T02:35:00Z","terrain":1.31},{"above_terrain":false,"airmass":null,"alt":-18.92,"az":27.7,"t":"2027-04-13T02:40:00Z","terrain":1.22},{"above_terrain":false,"airmass":null,"alt":-18.48,"az":28.8,"t":"2027-04-13T02:45:00Z","terrain":1.04},{"above_terrain":false,"airmass":null,"alt":-18.02,"az":29.9,"t":"2027-04-13T02:50:00Z","terrain":1.13},{"above_terrain":false,"airmass":null,"alt":-17.54,"az":31.0,"t":"2027-04-13T02:55:00Z","terrain":1.31},{"above_terrain":false,"airmass":null,"alt":-17.05,"az":32.1,"t":"2027-04-13T03:00:00Z","terrain":1.31},{"above_terrain":false,"airmass":null,"alt":-16.55,"az":33.1,"t":"2027-04-13T03:05:00Z","terrain":0.91},{"above_terrain":false,"airmass":null,"alt":-16.03,"az":34.2,"t":"2027-04-13T03:10:00Z","terrain":0.35},{"above_terrain":false,"airmass":null,"alt":-15.5,"az":35.3,"t":"2027-04-13T03:15:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-14.95,"az":36.3,"t":"2027-04-13T03:20:00Z","terrain":-0.01},{"above_terrain":false,"airmass":null,"alt":-14.39,"az":37.3,"t":"2027-04-13T03:25:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-13.82,"az":38.3,"t":"2027-04-13T03:30:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-13.23,"az":39.4,"t":"2027-04-13T03:35:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-12.63,"az":40.4,"t":"2027-04-13T03:40:00Z","terrain":-0.03},{"above_terrain":false,"airmass":null,"alt":-12.02,"az":41.3,"t":"2027-04-13T03:45:00Z","terrain":0.05},{"above_terrain":false,"airmass":null,"alt":-11.39,"az":42.3,"t":"2027-04-13T03:50:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-10.76,"az":43.3,"t":"2027-04-13T03:55:00Z","terrain":0.3},{"above_terrain":false,"airmass":null,"alt":-10.11,"az":44.2,"t":"2027-04-13T04:00:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-9.45,"az":45.2,"t":"2027-04-13T04:05:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-8.78,"az":46.1,"t":"2027-04-13T04:10:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-8.1,"az":47.1,"t":"2027-04-13T04:15:00Z","terrain":0.61},{"above_terrain":false,"airmass":null,"alt":-7.41,"az":48.0,"t":"2027-04-13T04:20:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-6.71,"az":48.9,"t":"2027-04-13T04:25:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-6.0,"az":49.8,"t":"2027-04-13T04:30:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-5.28,"az":50.7,"t":"2027-04-13T04:35:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-4.55,"az":51.6,"t":"2027-04-13T04:40:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-3.82,"az":52.4,"t":"2027-04-13T04:45:00Z","terrain":0.72},{"above_terrain":false,"airmass":null,"alt":-3.07,"az":53.3,"t":"2027-04-13T04:50:00Z","terrain":0.89},{"above_terrain":false,"airmass":null,"alt":-2.31,"az":54.2,"t":"2027-04-13T04:55:00Z","terrain":1.01},{"above_terrain":false,"airmass":null,"alt":-1.55,"az":55.0,"t":"2027-04-13T05:00:00Z","terrain":1.08},{"above_terrain":false,"airmass":null,"alt":-0.78,"az":55.9,"t":"2027-04-13T05:05:00Z","terrain":1.05},{"above_terrain":false,"airmass":null,"alt":-0.0,"az":56.7,"t":"2027-04-13T05:10:00Z","terrain":1.06},{"above_terrain":false,"airmass":28.32,"alt":0.78,"az":57.5,"t":"2027-04-13T05:15:00Z","terrain":1.17},{"above_terrain":true,"airmass":21.93,"alt":1.58,"az":58.4,"t":"2027-04-13T05:20:00Z","terrain":1.24},{"above_terrain":true,"airmass":17.59,"alt":2.38,"az":59.2,"t":"2027-04-13T05:25:00Z","terrain":1.2},{"above_terrain":true,"airmass":14.54,"alt":3.18,"az":60.0,"t":"2027-04-13T05:30:00Z","terrain":1.17},{"above_terrain":true,"airmass":12.31,"alt":4.0,"az":60.8,"t":"2027-04-13T05:35:00Z","terrain":1.11},{"above_terrain":true,"airmass":10.62,"alt":4.82,"az":61.6,"t":"2027-04-13T05:40:00Z","terrain":1.04},{"above_terrain":true,"airmass":9.31,"alt":5.64,"az":62.4,"t":"2027-04-13T05:45:00Z","terrain":0.97},{"above_terrain":true,"airmass":8.27,"alt":6.48,"az":63.2,"t":"2027-04-13T05:50:00Z","terrain":0.89},{"above_terrain":true,"airmass":7.43,"alt":7.32,"az":64.0,"t":"2027-04-13T05:55:00Z","terrain":0.78},{"above_terrain":true,"airmass":6.74,"alt":8.16,"az":64.7,"t":"2027-04-13T06:00:00Z","terrain":0.77},{"above_terrain":true,"airmass":6.15,"alt":9.01,"az":65.5,"t":"2027-04-13T06:05:00Z","terrain":0.8},{"above_terrain":true,"airmass":5.66,"alt":9.86,"az":66.3,"t":"2027-04-13T06:10:00Z","terrain":0.86},{"above_terrain":true,"airmass":5.23,"alt":10.72,"az":67.0,"t":"2027-04-13T06:15:00Z","terrain":0.93},{"above_terrain":true,"airmass":4.87,"alt":11.59,"az":67.8,"t":"2027-04-13T06:20:00Z","terrain":0.98},{"above_terrain":true,"airmass":4.55,"alt":12.45,"az":68.6,"t":"2027-04-13T06:25:00Z","terrain":1.02},{"above_terrain":true,"airmass":4.26,"alt":13.33,"az":69.3,"t":"2027-04-13T06:30:00Z","terrain":1.11},{"above_terrain":true,"airmass":4.01,"alt":14.21,"az":70.1,"t":"2027-04-13T06:35:00Z","terrain":1.22},{"above_terrain":true,"airmass":3.79,"alt":15.09,"az":70.8,"t":"2027-04-13T06:40:00Z","terrain":1.25},{"above_terrain":true,"airmass":3.59,"alt":15.97,"az":71.6,"t":"2027-04-13T06:45:00Z","terrain":1.23},{"above_terrain":true,"airmass":3.41,"alt":16.86,"az":72.3,"t":"2027-04-13T06:50:00Z","terrain":1.13},{"above_terrain":true,"airmass":3.25,"alt":17.76,"az":73.1,"t":"2027-04-13T06:55:00Z","terrain":0.97},{"above_terrain":true,"airmass":3.1,"alt":18.65,"az":73.8,"t":"2027-04-13T07:00:00Z","terrain":0.78},{"above_terrain":true,"airmass":2.97,"alt":19.56,"az":74.6,"t":"2027-04-13T07:05:00Z","terrain":0.67},{"above_terrain":true,"airmass":2.84,"alt":20.46,"az":75.3,"t":"2027-04-13T07:10:00Z","terrain":0.66},{"above_terrain":true,"airmass":2.73,"alt":21.37,"az":76.1,"t":"2027-04-13T07:15:00Z","terrain":0.72},{"above_terrain":true,"airmass":2.62,"alt":22.28,"az":76.8,"t":"2027-04-13T07:20:00Z","terrain":0.7},{"above_terrain":true,"airmass":2.53,"alt":23.19,"az":77.6,"t":"2027-04-13T07:25:00Z","terrain":0.66},{"above_terrain":true,"airmass":2.44,"alt":24.1,"az":78.3,"t":"2027-04-13T07:30:00Z","terrain":0.61},{"above_terrain":true,"airmass":2.35,"alt":25.02,"az":79.0,"t":"2027-04-13T07:35:00Z","terrain":0.56},{"above_terrain":true,"airmass":2.28,"alt":25.94,"az":79.8,"t":"2027-04-13T07:40:00Z","terrain":0.48},{"above_terrain":true,"airmass":2.2,"alt":26.86,"az":80.6,"t":"2027-04-13T07:45:00Z","terrain":0.58},{"above_terrain":true,"airmass":2.14,"alt":27.79,"az":81.3,"t":"2027-04-13T07:50:00Z","terrain":0.72},{"above_terrain":true,"airmass":2.07,"alt":28.71,"az":82.1,"t":"2027-04-13T07:55:00Z","terrain":0.78},{"above_terrain":true,"airmass":2.02,"alt":29.64,"az":82.8,"t":"2027-04-13T08:00:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.96,"alt":30.57,"az":83.6,"t":"2027-04-13T08:05:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.91,"alt":31.5,"az":84.4,"t":"2027-04-13T08:10:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.86,"alt":32.43,"az":85.2,"t":"2027-04-13T08:15:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.81,"alt":33.37,"az":86.0,"t":"2027-04-13T08:20:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.77,"alt":34.3,"az":86.7,"t":"2027-04-13T08:25:00Z","terrain":0.1},{"above_terrain":true,"airmass":1.73,"alt":35.24,"az":87.5,"t":"2027-04-13T08:30:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.69,"alt":36.17,"az":88.4,"t":"2027-04-13T08:35:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.65,"alt":37.11,"az":89.2,"t":"2027-04-13T08:40:00Z","terrain":-0.2},{"above_terrain":true,"airmass":1.62,"alt":38.04,"az":90.0,"t":"2027-04-13T08:45:00Z","terrain":-0.22},{"above_terrain":true,"airmass":1.59,"alt":38.98,"az":90.8,"t":"2027-04-13T08:50:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.56,"alt":39.91,"az":91.7,"t":"2027-04-13T08:55:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.53,"alt":40.85,"az":92.6,"t":"2027-04-13T09:00:00Z","terrain":0.23}],"transit":{"airmass":1.05,"alt":72.5,"az":178.4,"t":"2027-04-12T12:45:00Z"},"usable_hours":0,"verdict":"none","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."]}