{"assessment":{"best_window":null,"cost":{"altitude":8.01,"clouds":0.0,"darkness":0.0,"moon":0.0},"formula":"astronomy = 100 * min(1, sky_hours / reference_hours) * peak_sky; overall = astronomy * score_weather / 100 (null when the weather is unknown)","hard_limit":"The target stays below 20\u00b0 for the whole night.","headline":"Not tonight","hourly":[{"alt":12,"cloud":null,"high":null,"iso":"2031-04-17T17:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-43,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"20:00","wind":null},{"alt":3,"cloud":null,"high":null,"iso":"2031-04-17T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-49,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"21:00","wind":null},{"alt":-5,"cloud":null,"high":null,"iso":"2031-04-17T19:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-52,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":-11,"cloud":null,"high":null,"iso":"2031-04-17T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-51,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":-16,"cloud":null,"high":null,"iso":"2031-04-17T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-46,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":-17,"cloud":null,"high":null,"iso":"2031-04-17T22:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-38,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":-17,"cloud":null,"high":null,"iso":"2031-04-17T23:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-28,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":-13,"cloud":null,"high":null,"iso":"2031-04-18T00:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-18,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":-8,"cloud":null,"high":null,"iso":"2031-04-18T01:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-7,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":-1,"cloud":null,"high":null,"iso":"2031-04-18T02:00Z","label":"unusable","low":null,"mid":null,"moon_alt":4,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"05:00","wind":null},{"alt":8,"cloud":null,"high":null,"iso":"2031-04-18T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":14,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"06:00","wind":null}],"peak_quality":0.0,"peak_sky":0.0,"quality_hours":0.0,"reasons":["the target being low or below 20\u00b0 cost 8.0 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":0,"score_weather":null,"sky_hours":0.0,"verdict":"unknown","verdict_astronomy":"unusable","weather_known":false,"windows":[{"end":"2031-04-18T03:40Z","end_local":"06:40","hours":10.67,"label":"unusable","mean_quality":0.0,"start":"2031-04-17T17:00Z","start_local":"20:00"}]},"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":"2031-04-17T18:44:37Z","dark_hours":7.19,"dark_to":"2031-04-18T01:56:01Z","moon":{"illumination":0.155,"phase":"waning crescent","waxing":false},"moon_free_dark_hours":6.92,"moonrise":"2031-04-18T01:40:42Z","moonset":"2031-04-17T12:40:47Z","sunrise":"2031-04-18T03:37:01Z","sunset":"2031-04-17T17:03:33Z","twilight":{"astronomical":{"end":"2031-04-17T18:44:37Z","start":"2031-04-18T01:56:01Z"},"civil":{"end":"2031-04-17T17:32:36Z","start":"2031-04-18T03:08:00Z"},"nautical":{"end":"2031-04-17T18:07:34Z","start":"2031-04-18T02:33:03Z"}},"window_end":"2031-04-18T09:00:00Z","window_start":"2031-04-17T09:00:00Z"},"night_date":"2031-04-17","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":null,"alt":-1.2,"t":"2031-04-18T01:55:00Z"},"dec":30.66017511,"dec_of_date":30.8197,"dec_str":"+30\u00b0 39' 36.6\"","good_hours":0,"limit_rise":"2031-04-18T04:12:44Z","limit_set":"2031-04-17T16:13:49Z","max_az_rate_deg_per_min":1.14,"moon_separation":52.3,"never_rises":false,"ra":23.46206906,"ra_of_date":23.9046,"ra_str":"01h 33m 50.9s","resolved":{"common_name":"Triangulum Pinwheel","dec":30.66017511,"morphology":"SA(s)cd","name":"M 33","ra":23.46206906,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=M33","source":"sesame","type":"GiG","type_text":"galaxy in a group","vmag":5.72},"summary":"Not above the horizon limit during darkness tonight \u2014 try another season.","terrain":{"available":true,"behind_at":"2031-04-17T18:20:19Z","blocked_dark_hours":0,"clears_at":"2031-04-18T02:08:28Z","rise_az":119.6},"track":[{"above_terrain":true,"airmass":1.05,"alt":71.37,"az":119.6,"t":"2031-04-17T09:00:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.05,"alt":72.17,"az":121.9,"t":"2031-04-17T09:05:00Z","terrain":-1.19},{"above_terrain":true,"airmass":1.05,"alt":72.96,"az":124.4,"t":"2031-04-17T09:10:00Z","terrain":-1.54},{"above_terrain":true,"airmass":1.04,"alt":73.72,"az":127.0,"t":"2031-04-17T09:15:00Z","terrain":-1.53},{"above_terrain":true,"airmass":1.04,"alt":74.45,"az":129.9,"t":"2031-04-17T09:20:00Z","terrain":-1.52},{"above_terrain":true,"airmass":1.03,"alt":75.15,"az":133.0,"t":"2031-04-17T09:25:00Z","terrain":-1.66},{"above_terrain":true,"airmass":1.03,"alt":75.82,"az":136.4,"t":"2031-04-17T09:30:00Z","terrain":-1.21},{"above_terrain":true,"airmass":1.03,"alt":76.44,"az":140.1,"t":"2031-04-17T09:35:00Z","terrain":-1.31},{"above_terrain":true,"airmass":1.03,"alt":77.02,"az":144.0,"t":"2031-04-17T09:40:00Z","terrain":-1.34},{"above_terrain":true,"airmass":1.02,"alt":77.54,"az":148.3,"t":"2031-04-17T09:45:00Z","terrain":-1.44},{"above_terrain":true,"airmass":1.02,"alt":78.0,"az":152.9,"t":"2031-04-17T09:50:00Z","terrain":-0.95},{"above_terrain":true,"airmass":1.02,"alt":78.39,"az":157.8,"t":"2031-04-17T09:55:00Z","terrain":-1.06},{"above_terrain":true,"airmass":1.02,"alt":78.7,"az":163.0,"t":"2031-04-17T10:00:00Z","terrain":-1.36},{"above_terrain":true,"airmass":1.02,"alt":78.93,"az":168.4,"t":"2031-04-17T10:05:00Z","terrain":-0.89},{"above_terrain":true,"airmass":1.02,"alt":79.08,"az":174.0,"t":"2031-04-17T10:10:00Z","terrain":-0.38},{"above_terrain":true,"airmass":1.02,"alt":79.13,"az":179.7,"t":"2031-04-17T10:15:00Z","terrain":-0.52},{"above_terrain":true,"airmass":1.02,"alt":79.08,"az":185.4,"t":"2031-04-17T10:20:00Z","terrain":-0.65},{"above_terrain":true,"airmass":1.02,"alt":78.95,"az":191.0,"t":"2031-04-17T10:25:00Z","terrain":-0.46},{"above_terrain":true,"airmass":1.02,"alt":78.73,"az":196.5,"t":"2031-04-17T10:30:00Z","terrain":-0.55},{"above_terrain":true,"airmass":1.02,"alt":78.42,"az":201.7,"t":"2031-04-17T10:35:00Z","terrain":-0.5},{"above_terrain":true,"airmass":1.02,"alt":78.04,"az":206.6,"t":"2031-04-17T10:40:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.02,"alt":77.59,"az":211.2,"t":"2031-04-17T10:45:00Z","terrain":0.73},{"above_terrain":true,"airmass":1.03,"alt":77.07,"az":215.5,"t":"2031-04-17T10:50:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.03,"alt":76.5,"az":219.5,"t":"2031-04-17T10:55:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.03,"alt":75.88,"az":223.2,"t":"2031-04-17T11:00:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.03,"alt":75.22,"az":226.6,"t":"2031-04-17T11:05:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.04,"alt":74.52,"az":229.8,"t":"2031-04-17T11:10:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.04,"alt":73.79,"az":232.7,"t":"2031-04-17T11:15:00Z","terrain":0.84},{"above_terrain":true,"airmass":1.05,"alt":73.04,"az":235.4,"t":"2031-04-17T11:20:00Z","terrain":0.91},{"above_terrain":true,"airmass":1.05,"alt":72.25,"az":237.8,"t":"2031-04-17T11:25:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.05,"alt":71.45,"az":240.1,"t":"2031-04-17T11:30:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.06,"alt":70.63,"az":242.3,"t":"2031-04-17T11:35:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.07,"alt":69.8,"az":244.3,"t":"2031-04-17T11:40:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.07,"alt":68.95,"az":246.2,"t":"2031-04-17T11:45:00Z","terrain":1.15},{"above_terrain":true,"airmass":1.08,"alt":68.08,"az":247.9,"t":"2031-04-17T11:50:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.08,"alt":67.21,"az":249.6,"t":"2031-04-17T11:55:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.09,"alt":66.33,"az":251.2,"t":"2031-04-17T12:00:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.1,"alt":65.44,"az":252.6,"t":"2031-04-17T12:05:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.11,"alt":64.54,"az":254.0,"t":"2031-04-17T12:10:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.12,"alt":63.64,"az":255.4,"t":"2031-04-17T12:15:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.12,"alt":62.73,"az":256.7,"t":"2031-04-17T12:20:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.13,"alt":61.82,"az":257.9,"t":"2031-04-17T12:25:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.14,"alt":60.9,"az":259.1,"t":"2031-04-17T12:30:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.15,"alt":59.98,"az":260.2,"t":"2031-04-17T12:35:00Z","terrain":0.62},{"above_terrain":true,"airmass":1.17,"alt":59.06,"az":261.3,"t":"2031-04-17T12:40:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.18,"alt":58.13,"az":262.3,"t":"2031-04-17T12:45:00Z","terrain":0.92},{"above_terrain":true,"airmass":1.19,"alt":57.2,"az":263.4,"t":"2031-04-17T12:50:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.2,"alt":56.27,"az":264.3,"t":"2031-04-17T12:55:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.21,"alt":55.34,"az":265.3,"t":"2031-04-17T13:00:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.23,"alt":54.41,"az":266.2,"t":"2031-04-17T13:05:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.24,"alt":53.47,"az":267.1,"t":"2031-04-17T13:10:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.26,"alt":52.54,"az":268.0,"t":"2031-04-17T13:15:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.27,"alt":51.6,"az":268.9,"t":"2031-04-17T13:20:00Z","terrain":0.74},{"above_terrain":true,"airmass":1.29,"alt":50.67,"az":269.7,"t":"2031-04-17T13:25:00Z","terrain":0.86},{"above_terrain":true,"airmass":1.31,"alt":49.73,"az":270.6,"t":"2031-04-17T13:30:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.33,"alt":48.79,"az":271.4,"t":"2031-04-17T13:35:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.35,"alt":47.86,"az":272.2,"t":"2031-04-17T13:40:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.37,"alt":46.92,"az":273.0,"t":"2031-04-17T13:45:00Z","terrain":0.15},{"above_terrain":true,"airmass":1.39,"alt":45.99,"az":273.8,"t":"2031-04-17T13:50:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.41,"alt":45.06,"az":274.5,"t":"2031-04-17T13:55:00Z","terrain":0.03},{"above_terrain":true,"airmass":1.43,"alt":44.12,"az":275.3,"t":"2031-04-17T14:00:00Z","terrain":0.06},{"above_terrain":true,"airmass":1.46,"alt":43.19,"az":276.0,"t":"2031-04-17T14:05:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.48,"alt":42.26,"az":276.8,"t":"2031-04-17T14:10:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.51,"alt":41.33,"az":277.5,"t":"2031-04-17T14:15:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.54,"alt":40.41,"az":278.2,"t":"2031-04-17T14:20:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.57,"alt":39.48,"az":278.9,"t":"2031-04-17T14:25:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.6,"alt":38.56,"az":279.6,"t":"2031-04-17T14:30:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.63,"alt":37.63,"az":280.3,"t":"2031-04-17T14:35:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.67,"alt":36.71,"az":281.0,"t":"2031-04-17T14:40:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.71,"alt":35.8,"az":281.7,"t":"2031-04-17T14:45:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.75,"alt":34.88,"az":282.4,"t":"2031-04-17T14:50:00Z","terrain":-0.08},{"above_terrain":true,"airmass":1.79,"alt":33.97,"az":283.1,"t":"2031-04-17T14:55:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.83,"alt":33.06,"az":283.8,"t":"2031-04-17T15:00:00Z","terrain":0.1},{"above_terrain":true,"airmass":1.87,"alt":32.15,"az":284.5,"t":"2031-04-17T15:05:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.92,"alt":31.25,"az":285.2,"t":"2031-04-17T15:10:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.97,"alt":30.35,"az":285.9,"t":"2031-04-17T15:15:00Z","terrain":0.22},{"above_terrain":true,"airmass":2.03,"alt":29.45,"az":286.6,"t":"2031-04-17T15:20:00Z","terrain":0.3},{"above_terrain":true,"airmass":2.09,"alt":28.55,"az":287.2,"t":"2031-04-17T15:25:00Z","terrain":0.32},{"above_terrain":true,"airmass":2.15,"alt":27.66,"az":287.9,"t":"2031-04-17T15:30:00Z","terrain":0.18},{"above_terrain":true,"airmass":2.21,"alt":26.77,"az":288.6,"t":"2031-04-17T15:35:00Z","terrain":0.18},{"above_terrain":true,"airmass":2.28,"alt":25.88,"az":289.3,"t":"2031-04-17T15:40:00Z","terrain":0.21},{"above_terrain":true,"airmass":2.36,"alt":25.0,"az":290.0,"t":"2031-04-17T15:45:00Z","terrain":0.29},{"above_terrain":true,"airmass":2.44,"alt":24.13,"az":290.7,"t":"2031-04-17T15:50:00Z","terrain":0.42},{"above_terrain":true,"airmass":2.52,"alt":23.25,"az":291.3,"t":"2031-04-17T15:55:00Z","terrain":0.51},{"above_terrain":true,"airmass":2.61,"alt":22.38,"az":292.0,"t":"2031-04-17T16:00:00Z","terrain":0.54},{"above_terrain":true,"airmass":2.71,"alt":21.52,"az":292.7,"t":"2031-04-17T16:05:00Z","terrain":0.35},{"above_terrain":true,"airmass":2.82,"alt":20.66,"az":293.4,"t":"2031-04-17T16:10:00Z","terrain":0.27},{"above_terrain":true,"airmass":2.93,"alt":19.8,"az":294.1,"t":"2031-04-17T16:15:00Z","terrain":0.25},{"above_terrain":true,"airmass":3.06,"alt":18.95,"az":294.8,"t":"2031-04-17T16:20:00Z","terrain":0.23},{"above_terrain":true,"airmass":3.19,"alt":18.1,"az":295.5,"t":"2031-04-17T16:25:00Z","terrain":0.28},{"above_terrain":true,"airmass":3.34,"alt":17.26,"az":296.2,"t":"2031-04-17T16:30:00Z","terrain":0.31},{"above_terrain":true,"airmass":3.5,"alt":16.42,"az":296.9,"t":"2031-04-17T16:35:00Z","terrain":0.27},{"above_terrain":true,"airmass":3.68,"alt":15.59,"az":297.6,"t":"2031-04-17T16:40:00Z","terrain":0.17},{"above_terrain":true,"airmass":3.87,"alt":14.76,"az":298.3,"t":"2031-04-17T16:45:00Z","terrain":0.14},{"above_terrain":true,"airmass":4.09,"alt":13.94,"az":299.1,"t":"2031-04-17T16:50:00Z","terrain":0.18},{"above_terrain":true,"airmass":4.33,"alt":13.13,"az":299.8,"t":"2031-04-17T16:55:00Z","terrain":0.33},{"above_terrain":true,"airmass":4.59,"alt":12.32,"az":300.5,"t":"2031-04-17T17:00:00Z","terrain":0.34},{"above_terrain":true,"airmass":4.9,"alt":11.51,"az":301.2,"t":"2031-04-17T17:05:00Z","terrain":0.26},{"above_terrain":true,"airmass":5.24,"alt":10.72,"az":302.0,"t":"2031-04-17T17:10:00Z","terrain":0.08},{"above_terrain":true,"airmass":5.62,"alt":9.93,"az":302.7,"t":"2031-04-17T17:15:00Z","terrain":-0.15},{"above_terrain":true,"airmass":6.07,"alt":9.14,"az":303.5,"t":"2031-04-17T17:20:00Z","terrain":-0.17},{"above_terrain":true,"airmass":6.58,"alt":8.36,"az":304.2,"t":"2031-04-17T17:25:00Z","terrain":-0.14},{"above_terrain":true,"airmass":7.19,"alt":7.59,"az":305.0,"t":"2031-04-17T17:30:00Z","terrain":-0.29},{"above_terrain":true,"airmass":7.9,"alt":6.83,"az":305.8,"t":"2031-04-17T17:35:00Z","terrain":-0.2},{"above_terrain":true,"airmass":8.75,"alt":6.08,"az":306.5,"t":"2031-04-17T17:40:00Z","terrain":0.01},{"above_terrain":true,"airmass":9.78,"alt":5.33,"az":307.3,"t":"2031-04-17T17:45:00Z","terrain":0.22},{"above_terrain":true,"airmass":11.05,"alt":4.59,"az":308.1,"t":"2031-04-17T17:50:00Z","terrain":0.31},{"above_terrain":true,"airmass":12.65,"alt":3.85,"az":308.9,"t":"2031-04-17T17:55:00Z","terrain":0.19},{"above_terrain":true,"airmass":14.71,"alt":3.13,"az":309.7,"t":"2031-04-17T18:00:00Z","terrain":0.2},{"above_terrain":true,"airmass":17.43,"alt":2.41,"az":310.5,"t":"2031-04-17T18:05:00Z","terrain":0.29},{"above_terrain":true,"airmass":21.11,"alt":1.71,"az":311.3,"t":"2031-04-17T18:10:00Z","terrain":0.3},{"above_terrain":true,"airmass":26.25,"alt":1.01,"az":312.1,"t":"2031-04-17T18:15:00Z","terrain":0.15},{"above_terrain":true,"airmass":33.56,"alt":0.32,"az":312.9,"t":"2031-04-17T18:20:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-0.36,"az":313.8,"t":"2031-04-17T18:25:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-1.03,"az":314.6,"t":"2031-04-17T18:30:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-1.7,"az":315.5,"t":"2031-04-17T18:35:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-2.35,"az":316.3,"t":"2031-04-17T18:40:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-2.99,"az":317.2,"t":"2031-04-17T18:45:00Z","terrain":0.31},{"above_terrain":false,"airmass":null,"alt":-3.62,"az":318.1,"t":"2031-04-17T18:50:00Z","terrain":0.3},{"above_terrain":false,"airmass":null,"alt":-4.24,"az":318.9,"t":"2031-04-17T18:55:00Z","terrain":-0.11},{"above_terrain":false,"airmass":null,"alt":-4.85,"az":319.8,"t":"2031-04-17T19:00:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-5.45,"az":320.7,"t":"2031-04-17T19:05:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-6.03,"az":321.6,"t":"2031-04-17T19:10:00Z","terrain":0.06},{"above_terrain":false,"airmass":null,"alt":-6.61,"az":322.6,"t":"2031-04-17T19:15:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-7.17,"az":323.5,"t":"2031-04-17T19:20:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-7.72,"az":324.4,"t":"2031-04-17T19:25:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-8.26,"az":325.4,"t":"2031-04-17T19:30:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-8.79,"az":326.3,"t":"2031-04-17T19:35:00Z","terrain":-0.29},{"above_terrain":false,"airmass":null,"alt":-9.3,"az":327.3,"t":"2031-04-17T19:40:00Z","terrain":-0.35},{"above_terrain":false,"airmass":null,"alt":-9.8,"az":328.2,"t":"2031-04-17T19:45:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-10.29,"az":329.2,"t":"2031-04-17T19:50:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-10.76,"az":330.2,"t":"2031-04-17T19:55:00Z","terrain":-0.36},{"above_terrain":false,"airmass":null,"alt":-11.22,"az":331.2,"t":"2031-04-17T20:00:00Z","terrain":-0.35},{"above_terrain":false,"airmass":null,"alt":-11.66,"az":332.2,"t":"2031-04-17T20:05:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-12.09,"az":333.2,"t":"2031-04-17T20:10:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-12.5,"az":334.2,"t":"2031-04-17T20:15:00Z","terrain":-0.3},{"above_terrain":false,"airmass":null,"alt":-12.9,"az":335.2,"t":"2031-04-17T20:20:00Z","terrain":-0.64},{"above_terrain":false,"airmass":null,"alt":-13.29,"az":336.3,"t":"2031-04-17T20:25:00Z","terrain":-0.8},{"above_terrain":false,"airmass":null,"alt":-13.66,"az":337.3,"t":"2031-04-17T20:30:00Z","terrain":-0.65},{"above_terrain":false,"airmass":null,"alt":-14.01,"az":338.3,"t":"2031-04-17T20:35:00Z","terrain":-0.57},{"above_terrain":false,"airmass":null,"alt":-14.35,"az":339.4,"t":"2031-04-17T20:40:00Z","terrain":-0.66},{"above_terrain":false,"airmass":null,"alt":-14.67,"az":340.5,"t":"2031-04-17T20:45:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-14.97,"az":341.5,"t":"2031-04-17T20:50:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-15.26,"az":342.6,"t":"2031-04-17T20:55:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-15.53,"az":343.7,"t":"2031-04-17T21:00:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-15.79,"az":344.8,"t":"2031-04-17T21:05:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-16.03,"az":345.9,"t":"2031-04-17T21:10:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-16.25,"az":347.0,"t":"2031-04-17T21:15:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-16.45,"az":348.1,"t":"2031-04-17T21:20:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-16.63,"az":349.2,"t":"2031-04-17T21:25:00Z","terrain":0.02},{"above_terrain":false,"airmass":null,"alt":-16.8,"az":350.3,"t":"2031-04-17T21:30:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-16.95,"az":351.4,"t":"2031-04-17T21:35:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-17.08,"az":352.5,"t":"2031-04-17T21:40:00Z","terrain":0.39},{"above_terrain":false,"airmass":null,"alt":-17.19,"az":353.6,"t":"2031-04-17T21:45:00Z","terrain":0.58},{"above_terrain":false,"airmass":null,"alt":-17.29,"az":354.8,"t":"2031-04-17T21:50:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-17.36,"az":355.9,"t":"2031-04-17T21:55:00Z","terrain":0.73},{"above_terrain":false,"airmass":null,"alt":-17.42,"az":357.0,"t":"2031-04-17T22:00:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-17.46,"az":358.1,"t":"2031-04-17T22:05:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-17.48,"az":359.3,"t":"2031-04-17T22:10:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-17.49,"az":0.4,"t":"2031-04-17T22:15:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-17.47,"az":1.5,"t":"2031-04-17T22:20:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-17.44,"az":2.6,"t":"2031-04-17T22:25:00Z","terrain":-0.04},{"above_terrain":false,"airmass":null,"alt":-17.38,"az":3.8,"t":"2031-04-17T22:30:00Z","terrain":-0.25},{"above_terrain":false,"airmass":null,"alt":-17.31,"az":4.9,"t":"2031-04-17T22:35:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-17.22,"az":6.0,"t":"2031-04-17T22:40:00Z","terrain":-0.59},{"above_terrain":false,"airmass":null,"alt":-17.12,"az":7.1,"t":"2031-04-17T22:45:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-16.99,"az":8.3,"t":"2031-04-17T22:50:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-16.85,"az":9.4,"t":"2031-04-17T22:55:00Z","terrain":-0.64},{"above_terrain":false,"airmass":null,"alt":-16.69,"az":10.5,"t":"2031-04-17T23:00:00Z","terrain":-0.5},{"above_terrain":false,"airmass":null,"alt":-16.51,"az":11.6,"t":"2031-04-17T23:05:00Z","terrain":-0.27},{"above_terrain":false,"airmass":null,"alt":-16.31,"az":12.7,"t":"2031-04-17T23:10:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-16.1,"az":13.8,"t":"2031-04-17T23:15:00Z","terrain":0.06},{"above_terrain":false,"airmass":null,"alt":-15.86,"az":14.9,"t":"2031-04-17T23:20:00Z","terrain":0.37},{"above_terrain":false,"airmass":null,"alt":-15.62,"az":16.0,"t":"2031-04-17T23:25:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-15.35,"az":17.1,"t":"2031-04-17T23:30:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-15.07,"az":18.1,"t":"2031-04-17T23:35:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-14.77,"az":19.2,"t":"2031-04-17T23:40:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-14.45,"az":20.3,"t":"2031-04-17T23:45:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-14.12,"az":21.3,"t":"2031-04-17T23:50:00Z","terrain":0.79},{"above_terrain":false,"airmass":null,"alt":-13.77,"az":22.4,"t":"2031-04-17T23:55:00Z","terrain":1.05},{"above_terrain":false,"airmass":null,"alt":-13.41,"az":23.4,"t":"2031-04-18T00:00:00Z","terrain":1.06},{"above_terrain":false,"airmass":null,"alt":-13.03,"az":24.4,"t":"2031-04-18T00:05:00Z","terrain":1.05},{"above_terrain":false,"airmass":null,"alt":-12.63,"az":25.5,"t":"2031-04-18T00:10:00Z","terrain":1.28},{"above_terrain":false,"airmass":null,"alt":-12.22,"az":26.5,"t":"2031-04-18T00:15:00Z","terrain":1.31},{"above_terrain":false,"airmass":null,"alt":-11.8,"az":27.5,"t":"2031-04-18T00:20:00Z","terrain":1.23},{"above_terrain":false,"airmass":null,"alt":-11.36,"az":28.5,"t":"2031-04-18T00:25:00Z","terrain":1.09},{"above_terrain":false,"airmass":null,"alt":-10.9,"az":29.5,"t":"2031-04-18T00:30:00Z","terrain":1.08},{"above_terrain":false,"airmass":null,"alt":-10.44,"az":30.5,"t":"2031-04-18T00:35:00Z","terrain":1.23},{"above_terrain":false,"airmass":null,"alt":-9.95,"az":31.5,"t":"2031-04-18T00:40:00Z","terrain":1.32},{"above_terrain":false,"airmass":null,"alt":-9.46,"az":32.4,"t":"2031-04-18T00:45:00Z","terrain":1.18},{"above_terrain":false,"airmass":null,"alt":-8.95,"az":33.4,"t":"2031-04-18T00:50:00Z","terrain":0.77},{"above_terrain":false,"airmass":null,"alt":-8.43,"az":34.4,"t":"2031-04-18T00:55:00Z","terrain":0.3},{"above_terrain":false,"airmass":null,"alt":-7.89,"az":35.3,"t":"2031-04-18T01:00:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-7.35,"az":36.2,"t":"2031-04-18T01:05:00Z","terrain":0.0},{"above_terrain":false,"airmass":null,"alt":-6.79,"az":37.2,"t":"2031-04-18T01:10:00Z","terrain":-0.11},{"above_terrain":false,"airmass":null,"alt":-6.22,"az":38.1,"t":"2031-04-18T01:15:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-5.63,"az":39.0,"t":"2031-04-18T01:20:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-5.04,"az":39.9,"t":"2031-04-18T01:25:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-4.43,"az":40.8,"t":"2031-04-18T01:30:00Z","terrain":0.0},{"above_terrain":false,"airmass":null,"alt":-3.82,"az":41.7,"t":"2031-04-18T01:35:00Z","terrain":0.09},{"above_terrain":false,"airmass":null,"alt":-3.19,"az":42.5,"t":"2031-04-18T01:40:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-2.55,"az":43.4,"t":"2031-04-18T01:45:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-1.9,"az":44.3,"t":"2031-04-18T01:50:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-1.24,"az":45.1,"t":"2031-04-18T01:55:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-0.58,"az":46.0,"t":"2031-04-18T02:00:00Z","terrain":0.67},{"above_terrain":false,"airmass":36.44,"alt":0.1,"az":46.8,"t":"2031-04-18T02:05:00Z","terrain":0.62},{"above_terrain":true,"airmass":28.27,"alt":0.79,"az":47.6,"t":"2031-04-18T02:10:00Z","terrain":0.56},{"above_terrain":true,"airmass":22.54,"alt":1.49,"az":48.5,"t":"2031-04-18T02:15:00Z","terrain":0.48},{"above_terrain":true,"airmass":18.47,"alt":2.19,"az":49.3,"t":"2031-04-18T02:20:00Z","terrain":0.41},{"above_terrain":true,"airmass":15.49,"alt":2.9,"az":50.1,"t":"2031-04-18T02:25:00Z","terrain":0.41},{"above_terrain":true,"airmass":13.25,"alt":3.63,"az":50.9,"t":"2031-04-18T02:30:00Z","terrain":0.51},{"above_terrain":true,"airmass":11.52,"alt":4.36,"az":51.7,"t":"2031-04-18T02:35:00Z","terrain":0.6},{"above_terrain":true,"airmass":10.15,"alt":5.09,"az":52.5,"t":"2031-04-18T02:40:00Z","terrain":0.72},{"above_terrain":true,"airmass":9.05,"alt":5.84,"az":53.2,"t":"2031-04-18T02:45:00Z","terrain":0.88},{"above_terrain":true,"airmass":8.15,"alt":6.59,"az":54.0,"t":"2031-04-18T02:50:00Z","terrain":1.0},{"above_terrain":true,"airmass":7.4,"alt":7.35,"az":54.8,"t":"2031-04-18T02:55:00Z","terrain":1.06},{"above_terrain":true,"airmass":6.76,"alt":8.12,"az":55.5,"t":"2031-04-18T03:00:00Z","terrain":1.06},{"above_terrain":true,"airmass":6.22,"alt":8.9,"az":56.3,"t":"2031-04-18T03:05:00Z","terrain":1.06},{"above_terrain":true,"airmass":5.76,"alt":9.68,"az":57.0,"t":"2031-04-18T03:10:00Z","terrain":1.08},{"above_terrain":true,"airmass":5.35,"alt":10.47,"az":57.8,"t":"2031-04-18T03:15:00Z","terrain":1.21},{"above_terrain":true,"airmass":5.0,"alt":11.26,"az":58.5,"t":"2031-04-18T03:20:00Z","terrain":1.23},{"above_terrain":true,"airmass":4.69,"alt":12.06,"az":59.3,"t":"2031-04-18T03:25:00Z","terrain":1.2},{"above_terrain":true,"airmass":4.41,"alt":12.87,"az":60.0,"t":"2031-04-18T03:30:00Z","terrain":1.17},{"above_terrain":true,"airmass":4.16,"alt":13.68,"az":60.7,"t":"2031-04-18T03:35:00Z","terrain":1.11},{"above_terrain":true,"airmass":3.94,"alt":14.5,"az":61.4,"t":"2031-04-18T03:40:00Z","terrain":1.06},{"above_terrain":true,"airmass":3.74,"alt":15.33,"az":62.1,"t":"2031-04-18T03:45:00Z","terrain":1.0},{"above_terrain":true,"airmass":3.55,"alt":16.16,"az":62.9,"t":"2031-04-18T03:50:00Z","terrain":0.92},{"above_terrain":true,"airmass":3.39,"alt":16.99,"az":63.6,"t":"2031-04-18T03:55:00Z","terrain":0.83},{"above_terrain":true,"airmass":3.24,"alt":17.83,"az":64.3,"t":"2031-04-18T04:00:00Z","terrain":0.77},{"above_terrain":true,"airmass":3.1,"alt":18.68,"az":65.0,"t":"2031-04-18T04:05:00Z","terrain":0.77},{"above_terrain":true,"airmass":2.97,"alt":19.53,"az":65.7,"t":"2031-04-18T04:10:00Z","terrain":0.81},{"above_terrain":true,"airmass":2.85,"alt":20.39,"az":66.4,"t":"2031-04-18T04:15:00Z","terrain":0.87},{"above_terrain":true,"airmass":2.74,"alt":21.25,"az":67.1,"t":"2031-04-18T04:20:00Z","terrain":0.93},{"above_terrain":true,"airmass":2.64,"alt":22.11,"az":67.7,"t":"2031-04-18T04:25:00Z","terrain":0.97},{"above_terrain":true,"airmass":2.55,"alt":22.98,"az":68.4,"t":"2031-04-18T04:30:00Z","terrain":1.02},{"above_terrain":true,"airmass":2.46,"alt":23.85,"az":69.1,"t":"2031-04-18T04:35:00Z","terrain":1.07},{"above_terrain":true,"airmass":2.38,"alt":24.73,"az":69.8,"t":"2031-04-18T04:40:00Z","terrain":1.19},{"above_terrain":true,"airmass":2.3,"alt":25.61,"az":70.5,"t":"2031-04-18T04:45:00Z","terrain":1.24},{"above_terrain":true,"airmass":2.23,"alt":26.49,"az":71.2,"t":"2031-04-18T04:50:00Z","terrain":1.25},{"above_terrain":true,"airmass":2.17,"alt":27.38,"az":71.9,"t":"2031-04-18T04:55:00Z","terrain":1.21},{"above_terrain":true,"airmass":2.1,"alt":28.27,"az":72.5,"t":"2031-04-18T05:00:00Z","terrain":1.09},{"above_terrain":true,"airmass":2.05,"alt":29.16,"az":73.2,"t":"2031-04-18T05:05:00Z","terrain":0.93},{"above_terrain":true,"airmass":1.99,"alt":30.06,"az":73.9,"t":"2031-04-18T05:10:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.94,"alt":30.96,"az":74.6,"t":"2031-04-18T05:15:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.89,"alt":31.87,"az":75.3,"t":"2031-04-18T05:20:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.84,"alt":32.77,"az":76.0,"t":"2031-04-18T05:25:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.8,"alt":33.68,"az":76.7,"t":"2031-04-18T05:30:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.76,"alt":34.6,"az":77.3,"t":"2031-04-18T05:35:00Z","terrain":0.68},{"above_terrain":true,"airmass":1.72,"alt":35.51,"az":78.0,"t":"2031-04-18T05:40:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.68,"alt":36.43,"az":78.7,"t":"2031-04-18T05:45:00Z","terrain":0.59},{"above_terrain":true,"airmass":1.65,"alt":37.35,"az":79.4,"t":"2031-04-18T05:50:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.61,"alt":38.27,"az":80.1,"t":"2031-04-18T05:55:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.58,"alt":39.19,"az":80.8,"t":"2031-04-18T06:00:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.55,"alt":40.11,"az":81.6,"t":"2031-04-18T06:05:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.52,"alt":41.04,"az":82.3,"t":"2031-04-18T06:10:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.49,"alt":41.97,"az":83.0,"t":"2031-04-18T06:15:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.47,"alt":42.9,"az":83.7,"t":"2031-04-18T06:20:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.44,"alt":43.83,"az":84.5,"t":"2031-04-18T06:25:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.42,"alt":44.76,"az":85.2,"t":"2031-04-18T06:30:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.4,"alt":45.7,"az":86.0,"t":"2031-04-18T06:35:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.37,"alt":46.63,"az":86.8,"t":"2031-04-18T06:40:00Z","terrain":0.09},{"above_terrain":true,"airmass":1.35,"alt":47.56,"az":87.6,"t":"2031-04-18T06:45:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.33,"alt":48.5,"az":88.4,"t":"2031-04-18T06:50:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.32,"alt":49.44,"az":89.2,"t":"2031-04-18T06:55:00Z","terrain":-0.2},{"above_terrain":true,"airmass":1.3,"alt":50.37,"az":90.0,"t":"2031-04-18T07:00:00Z","terrain":-0.22},{"above_terrain":true,"airmass":1.28,"alt":51.31,"az":90.8,"t":"2031-04-18T07:05:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.26,"alt":52.24,"az":91.7,"t":"2031-04-18T07:10:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.25,"alt":53.18,"az":92.6,"t":"2031-04-18T07:15:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.23,"alt":54.11,"az":93.5,"t":"2031-04-18T07:20:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.22,"alt":55.05,"az":94.4,"t":"2031-04-18T07:25:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.21,"alt":55.98,"az":95.3,"t":"2031-04-18T07:30:00Z","terrain":0.44},{"above_terrain":true,"airmass":1.19,"alt":56.91,"az":96.3,"t":"2031-04-18T07:35:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.18,"alt":57.84,"az":97.3,"t":"2031-04-18T07:40:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.17,"alt":58.77,"az":98.4,"t":"2031-04-18T07:45:00Z","terrain":0.6},{"above_terrain":true,"airmass":1.16,"alt":59.69,"az":99.5,"t":"2031-04-18T07:50:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.15,"alt":60.61,"az":100.6,"t":"2031-04-18T07:55:00Z","terrain":0.16},{"above_terrain":true,"airmass":1.14,"alt":61.53,"az":101.7,"t":"2031-04-18T08:00:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.13,"alt":62.45,"az":102.9,"t":"2031-04-18T08:05:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.12,"alt":63.36,"az":104.2,"t":"2031-04-18T08:10:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.11,"alt":64.26,"az":105.5,"t":"2031-04-18T08:15:00Z","terrain":-0.44},{"above_terrain":true,"airmass":1.1,"alt":65.16,"az":106.9,"t":"2031-04-18T08:20:00Z","terrain":-0.61},{"above_terrain":true,"airmass":1.09,"alt":66.05,"az":108.4,"t":"2031-04-18T08:25:00Z","terrain":-1.03},{"above_terrain":true,"airmass":1.09,"alt":66.94,"az":109.9,"t":"2031-04-18T08:30:00Z","terrain":-1.15},{"above_terrain":true,"airmass":1.08,"alt":67.81,"az":111.5,"t":"2031-04-18T08:35:00Z","terrain":-1.36},{"above_terrain":true,"airmass":1.07,"alt":68.68,"az":113.3,"t":"2031-04-18T08:40:00Z","terrain":-1.49},{"above_terrain":true,"airmass":1.07,"alt":69.53,"az":115.1,"t":"2031-04-18T08:45:00Z","terrain":-1.51},{"above_terrain":true,"airmass":1.06,"alt":70.37,"az":117.1,"t":"2031-04-18T08:50:00Z","terrain":-1.62},{"above_terrain":true,"airmass":1.06,"alt":71.2,"az":119.2,"t":"2031-04-18T08:55:00Z","terrain":-1.44},{"above_terrain":true,"airmass":1.05,"alt":72.0,"az":121.4,"t":"2031-04-18T09:00:00Z","terrain":-1.22}],"transit":{"airmass":1.02,"alt":79.1,"az":179.7,"t":"2031-04-17T10:15:00Z"},"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."]}