{"assessment":{"best_window":null,"cost":{"altitude":6.82,"clouds":0.0,"darkness":0.16,"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":-8,"cloud":null,"high":null,"iso":"2031-05-09T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-23,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"21:00","wind":null},{"alt":-13,"cloud":null,"high":null,"iso":"2031-05-09T19:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-13,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"22:00","wind":null},{"alt":-17,"cloud":null,"high":null,"iso":"2031-05-09T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-3,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":-17,"cloud":null,"high":null,"iso":"2031-05-09T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":6,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":-16,"cloud":null,"high":null,"iso":"2031-05-09T22:00Z","label":"unusable","low":null,"mid":null,"moon_alt":14,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":-11,"cloud":null,"high":null,"iso":"2031-05-09T23:00Z","label":"unusable","low":null,"mid":null,"moon_alt":21,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":-5,"cloud":null,"high":null,"iso":"2031-05-10T00:00Z","label":"unusable","low":null,"mid":null,"moon_alt":25,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":3,"cloud":null,"high":null,"iso":"2031-05-10T01:00Z","label":"unusable","low":null,"mid":null,"moon_alt":27,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":12,"cloud":null,"high":null,"iso":"2031-05-10T02:00Z","label":"unusable","low":null,"mid":null,"moon_alt":26,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"05:00","wind":null},{"alt":22,"cloud":null,"high":null,"iso":"2031-05-10T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":22,"precip":null,"q":0.0,"rh":null,"sky":"civil 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 6.8 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":"2031-05-10T03:10Z","end_local":"06:10","hours":9.75,"label":"unusable","mean_quality":0.0,"start":"2031-05-09T17:25Z","start_local":"20:25"}]},"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":"2031-05-09T19:19:46Z","dark_hours":5.92,"dark_to":"2031-05-10T01:14:50Z","moon":{"illumination":0.893,"phase":"waning gibbous","waxing":false},"moon_free_dark_hours":0.98,"moonrise":"2031-05-09T20:19:54Z","moonset":"2031-05-10T05:52:58Z","sunrise":"2031-05-10T03:07:10Z","sunset":"2031-05-09T17:27:24Z","twilight":{"astronomical":{"end":"2031-05-09T19:19:46Z","start":"2031-05-10T01:14:50Z"},"civil":{"end":"2031-05-09T17:58:32Z","start":"2031-05-10T02:36:03Z"},"nautical":{"end":"2031-05-09T18:37:03Z","start":"2031-05-10T01:57:32Z"}},"window_end":"2031-05-10T09:00:00Z","window_start":"2031-05-09T09:00:00Z"},"night_date":"2031-05-09","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":11.07,"alt":4.6,"t":"2031-05-10T01:10:00Z"},"dec":30.66017511,"dec_of_date":30.82,"dec_str":"+30\u00b0 39' 36.6\"","good_hours":0,"limit_rise":"2031-05-10T02:46:14Z","limit_set":"2031-05-09T14:47:19Z","max_az_rate_deg_per_min":1.14,"moon_separation":122.7,"never_rises":false,"ra":23.46206906,"ra_of_date":23.9055,"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":"2031-05-09T16:53:47Z","blocked_dark_hours":0,"clears_at":"2031-05-10T00:41:58Z","rise_az":192.7},"track":[{"above_terrain":true,"airmass":1.02,"alt":78.89,"az":192.7,"t":"2031-05-09T09:00:00Z","terrain":-0.43},{"above_terrain":true,"airmass":1.02,"alt":78.65,"az":198.0,"t":"2031-05-09T09:05:00Z","terrain":-0.37},{"above_terrain":true,"airmass":1.02,"alt":78.32,"az":203.2,"t":"2031-05-09T09:10:00Z","terrain":-0.63},{"above_terrain":true,"airmass":1.02,"alt":77.91,"az":208.0,"t":"2031-05-09T09:15:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.02,"alt":77.44,"az":212.6,"t":"2031-05-09T09:20:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.03,"alt":76.91,"az":216.8,"t":"2031-05-09T09:25:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.03,"alt":76.32,"az":220.7,"t":"2031-05-09T09:30:00Z","terrain":1.16},{"above_terrain":true,"airmass":1.03,"alt":75.69,"az":224.3,"t":"2031-05-09T09:35:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.03,"alt":75.02,"az":227.6,"t":"2031-05-09T09:40:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.04,"alt":74.31,"az":230.7,"t":"2031-05-09T09:45:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.04,"alt":73.57,"az":233.5,"t":"2031-05-09T09:50:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.05,"alt":72.8,"az":236.1,"t":"2031-05-09T09:55:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.05,"alt":72.02,"az":238.5,"t":"2031-05-09T10:00:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.06,"alt":71.21,"az":240.8,"t":"2031-05-09T10:05:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.06,"alt":70.38,"az":242.9,"t":"2031-05-09T10:10:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.07,"alt":69.54,"az":244.9,"t":"2031-05-09T10:15:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.07,"alt":68.69,"az":246.7,"t":"2031-05-09T10:20:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.08,"alt":67.82,"az":248.4,"t":"2031-05-09T10:25:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.09,"alt":66.95,"az":250.1,"t":"2031-05-09T10:30:00Z","terrain":0.59},{"above_terrain":true,"airmass":1.09,"alt":66.06,"az":251.6,"t":"2031-05-09T10:35:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.1,"alt":65.17,"az":253.1,"t":"2031-05-09T10:40:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.11,"alt":64.27,"az":254.5,"t":"2031-05-09T10:45:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.12,"alt":63.37,"az":255.8,"t":"2031-05-09T10:50:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.13,"alt":62.46,"az":257.0,"t":"2031-05-09T10:55:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.14,"alt":61.55,"az":258.3,"t":"2031-05-09T11:00:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.15,"alt":60.63,"az":259.4,"t":"2031-05-09T11:05:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.16,"alt":59.71,"az":260.5,"t":"2031-05-09T11:10:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.17,"alt":58.78,"az":261.6,"t":"2031-05-09T11:15:00Z","terrain":0.93},{"above_terrain":true,"airmass":1.18,"alt":57.85,"az":262.7,"t":"2031-05-09T11:20:00Z","terrain":0.87},{"above_terrain":true,"airmass":1.19,"alt":56.92,"az":263.7,"t":"2031-05-09T11:25:00Z","terrain":0.62},{"above_terrain":true,"airmass":1.21,"alt":55.99,"az":264.6,"t":"2031-05-09T11:30:00Z","terrain":0.44},{"above_terrain":true,"airmass":1.22,"alt":55.06,"az":265.6,"t":"2031-05-09T11:35:00Z","terrain":0.44},{"above_terrain":true,"airmass":1.23,"alt":54.13,"az":266.5,"t":"2031-05-09T11:40:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.25,"alt":53.19,"az":267.4,"t":"2031-05-09T11:45:00Z","terrain":0.6},{"above_terrain":true,"airmass":1.26,"alt":52.26,"az":268.3,"t":"2031-05-09T11:50:00Z","terrain":0.68},{"above_terrain":true,"airmass":1.28,"alt":51.32,"az":269.2,"t":"2031-05-09T11:55:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.3,"alt":50.39,"az":270.0,"t":"2031-05-09T12:00:00Z","terrain":0.9},{"above_terrain":true,"airmass":1.31,"alt":49.45,"az":270.8,"t":"2031-05-09T12:05:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.33,"alt":48.51,"az":271.6,"t":"2031-05-09T12:10:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.35,"alt":47.58,"az":272.4,"t":"2031-05-09T12:15:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.37,"alt":46.64,"az":273.2,"t":"2031-05-09T12:20:00Z","terrain":0.1},{"above_terrain":true,"airmass":1.4,"alt":45.71,"az":274.0,"t":"2031-05-09T12:25:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.42,"alt":44.78,"az":274.7,"t":"2031-05-09T12:30:00Z","terrain":0.06},{"above_terrain":true,"airmass":1.44,"alt":43.84,"az":275.5,"t":"2031-05-09T12:35:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.47,"alt":42.91,"az":276.2,"t":"2031-05-09T12:40:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.49,"alt":41.98,"az":277.0,"t":"2031-05-09T12:45:00Z","terrain":-0.14},{"above_terrain":true,"airmass":1.52,"alt":41.06,"az":277.7,"t":"2031-05-09T12:50:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.55,"alt":40.13,"az":278.4,"t":"2031-05-09T12:55:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.58,"alt":39.2,"az":279.1,"t":"2031-05-09T13:00:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.61,"alt":38.28,"az":279.9,"t":"2031-05-09T13:05:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.65,"alt":37.36,"az":280.6,"t":"2031-05-09T13:10:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.68,"alt":36.44,"az":281.3,"t":"2031-05-09T13:15:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.72,"alt":35.52,"az":282.0,"t":"2031-05-09T13:20:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.76,"alt":34.61,"az":282.6,"t":"2031-05-09T13:25:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.8,"alt":33.7,"az":283.3,"t":"2031-05-09T13:30:00Z","terrain":0.03},{"above_terrain":true,"airmass":1.84,"alt":32.79,"az":284.0,"t":"2031-05-09T13:35:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.89,"alt":31.88,"az":284.7,"t":"2031-05-09T13:40:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.94,"alt":30.98,"az":285.4,"t":"2031-05-09T13:45:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.99,"alt":30.08,"az":286.1,"t":"2031-05-09T13:50:00Z","terrain":0.23},{"above_terrain":true,"airmass":2.04,"alt":29.18,"az":286.8,"t":"2031-05-09T13:55:00Z","terrain":0.33},{"above_terrain":true,"airmass":2.1,"alt":28.28,"az":287.4,"t":"2031-05-09T14:00:00Z","terrain":0.28},{"above_terrain":true,"airmass":2.17,"alt":27.39,"az":288.1,"t":"2031-05-09T14:05:00Z","terrain":0.17},{"above_terrain":true,"airmass":2.23,"alt":26.5,"az":288.8,"t":"2031-05-09T14:10:00Z","terrain":0.18},{"above_terrain":true,"airmass":2.3,"alt":25.62,"az":289.5,"t":"2031-05-09T14:15:00Z","terrain":0.23},{"above_terrain":true,"airmass":2.38,"alt":24.74,"az":290.2,"t":"2031-05-09T14:20:00Z","terrain":0.33},{"above_terrain":true,"airmass":2.46,"alt":23.86,"az":290.9,"t":"2031-05-09T14:25:00Z","terrain":0.46},{"above_terrain":true,"airmass":2.55,"alt":22.99,"az":291.6,"t":"2031-05-09T14:30:00Z","terrain":0.52},{"above_terrain":true,"airmass":2.64,"alt":22.12,"az":292.2,"t":"2031-05-09T14:35:00Z","terrain":0.48},{"above_terrain":true,"airmass":2.74,"alt":21.26,"az":292.9,"t":"2031-05-09T14:40:00Z","terrain":0.3},{"above_terrain":true,"airmass":2.85,"alt":20.4,"az":293.6,"t":"2031-05-09T14:45:00Z","terrain":0.26},{"above_terrain":true,"airmass":2.97,"alt":19.54,"az":294.3,"t":"2031-05-09T14:50:00Z","terrain":0.24},{"above_terrain":true,"airmass":3.09,"alt":18.69,"az":295.0,"t":"2031-05-09T14:55:00Z","terrain":0.23},{"above_terrain":true,"airmass":3.23,"alt":17.85,"az":295.7,"t":"2031-05-09T15:00:00Z","terrain":0.3},{"above_terrain":true,"airmass":3.38,"alt":17.01,"az":296.4,"t":"2031-05-09T15:05:00Z","terrain":0.3},{"above_terrain":true,"airmass":3.55,"alt":16.17,"az":297.1,"t":"2031-05-09T15:10:00Z","terrain":0.24},{"above_terrain":true,"airmass":3.73,"alt":15.34,"az":297.8,"t":"2031-05-09T15:15:00Z","terrain":0.14},{"above_terrain":true,"airmass":3.93,"alt":14.52,"az":298.6,"t":"2031-05-09T15:20:00Z","terrain":0.15},{"above_terrain":true,"airmass":4.16,"alt":13.7,"az":299.3,"t":"2031-05-09T15:25:00Z","terrain":0.23},{"above_terrain":true,"airmass":4.4,"alt":12.88,"az":300.0,"t":"2031-05-09T15:30:00Z","terrain":0.37},{"above_terrain":true,"airmass":4.68,"alt":12.08,"az":300.7,"t":"2031-05-09T15:35:00Z","terrain":0.33},{"above_terrain":true,"airmass":4.99,"alt":11.27,"az":301.5,"t":"2031-05-09T15:40:00Z","terrain":0.21},{"above_terrain":true,"airmass":5.35,"alt":10.48,"az":302.2,"t":"2031-05-09T15:45:00Z","terrain":0.02},{"above_terrain":true,"airmass":5.75,"alt":9.69,"az":303.0,"t":"2031-05-09T15:50:00Z","terrain":-0.22},{"above_terrain":true,"airmass":6.22,"alt":8.91,"az":303.7,"t":"2031-05-09T15:55:00Z","terrain":-0.14},{"above_terrain":true,"airmass":6.75,"alt":8.13,"az":304.5,"t":"2031-05-09T16:00:00Z","terrain":-0.19},{"above_terrain":true,"airmass":7.39,"alt":7.37,"az":305.2,"t":"2031-05-09T16:05:00Z","terrain":-0.26},{"above_terrain":true,"airmass":8.13,"alt":6.6,"az":306.0,"t":"2031-05-09T16:10:00Z","terrain":-0.17},{"above_terrain":true,"airmass":9.03,"alt":5.85,"az":306.8,"t":"2031-05-09T16:15:00Z","terrain":0.1},{"above_terrain":true,"airmass":10.13,"alt":5.1,"az":307.5,"t":"2031-05-09T16:20:00Z","terrain":0.26},{"above_terrain":true,"airmass":11.49,"alt":4.37,"az":308.3,"t":"2031-05-09T16:25:00Z","terrain":0.27},{"above_terrain":true,"airmass":13.22,"alt":3.64,"az":309.1,"t":"2031-05-09T16:30:00Z","terrain":0.18},{"above_terrain":true,"airmass":15.45,"alt":2.91,"az":309.9,"t":"2031-05-09T16:35:00Z","terrain":0.22},{"above_terrain":true,"airmass":18.41,"alt":2.2,"az":310.7,"t":"2031-05-09T16:40:00Z","terrain":0.32},{"above_terrain":true,"airmass":22.47,"alt":1.5,"az":311.5,"t":"2031-05-09T16:45:00Z","terrain":0.24},{"above_terrain":true,"airmass":28.17,"alt":0.8,"az":312.4,"t":"2031-05-09T16:50:00Z","terrain":0.19},{"above_terrain":false,"airmass":36.29,"alt":0.11,"az":313.2,"t":"2031-05-09T16:55:00Z","terrain":0.31},{"above_terrain":false,"airmass":null,"alt":-0.57,"az":314.0,"t":"2031-05-09T17:00:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-1.23,"az":314.9,"t":"2031-05-09T17:05:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-1.89,"az":315.7,"t":"2031-05-09T17:10:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-2.54,"az":316.6,"t":"2031-05-09T17:15:00Z","terrain":0.38},{"above_terrain":false,"airmass":null,"alt":-3.18,"az":317.4,"t":"2031-05-09T17:20:00Z","terrain":0.31},{"above_terrain":false,"airmass":null,"alt":-3.81,"az":318.3,"t":"2031-05-09T17:25:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-4.42,"az":319.2,"t":"2031-05-09T17:30:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-5.03,"az":320.1,"t":"2031-05-09T17:35:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-5.62,"az":321.0,"t":"2031-05-09T17:40:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-6.21,"az":321.9,"t":"2031-05-09T17:45:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-6.78,"az":322.8,"t":"2031-05-09T17:50:00Z","terrain":0.1},{"above_terrain":false,"airmass":null,"alt":-7.34,"az":323.8,"t":"2031-05-09T17:55:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-7.89,"az":324.7,"t":"2031-05-09T18:00:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-8.42,"az":325.6,"t":"2031-05-09T18:05:00Z","terrain":-0.22},{"above_terrain":false,"airmass":null,"alt":-8.94,"az":326.6,"t":"2031-05-09T18:10:00Z","terrain":-0.33},{"above_terrain":false,"airmass":null,"alt":-9.45,"az":327.5,"t":"2031-05-09T18:15:00Z","terrain":-0.3},{"above_terrain":false,"airmass":null,"alt":-9.95,"az":328.5,"t":"2031-05-09T18:20:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-10.43,"az":329.5,"t":"2031-05-09T18:25:00Z","terrain":-0.24},{"above_terrain":false,"airmass":null,"alt":-10.9,"az":330.5,"t":"2031-05-09T18:30:00Z","terrain":-0.37},{"above_terrain":false,"airmass":null,"alt":-11.35,"az":331.5,"t":"2031-05-09T18:35:00Z","terrain":-0.27},{"above_terrain":false,"airmass":null,"alt":-11.79,"az":332.5,"t":"2031-05-09T18:40:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-12.22,"az":333.5,"t":"2031-05-09T18:45:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-12.63,"az":334.5,"t":"2031-05-09T18:50:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-13.02,"az":335.5,"t":"2031-05-09T18:55:00Z","terrain":-0.72},{"above_terrain":false,"airmass":null,"alt":-13.4,"az":336.6,"t":"2031-05-09T19:00:00Z","terrain":-0.77},{"above_terrain":false,"airmass":null,"alt":-13.76,"az":337.6,"t":"2031-05-09T19:05:00Z","terrain":-0.57},{"above_terrain":false,"airmass":null,"alt":-14.11,"az":338.7,"t":"2031-05-09T19:10:00Z","terrain":-0.66},{"above_terrain":false,"airmass":null,"alt":-14.45,"az":339.7,"t":"2031-05-09T19:15:00Z","terrain":-0.59},{"above_terrain":false,"airmass":null,"alt":-14.76,"az":340.8,"t":"2031-05-09T19:20:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-15.06,"az":341.9,"t":"2031-05-09T19:25:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-15.35,"az":342.9,"t":"2031-05-09T19:30:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-15.61,"az":344.0,"t":"2031-05-09T19:35:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-15.86,"az":345.1,"t":"2031-05-09T19:40:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-16.09,"az":346.2,"t":"2031-05-09T19:45:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-16.31,"az":347.3,"t":"2031-05-09T19:50:00Z","terrain":-0.34},{"above_terrain":false,"airmass":null,"alt":-16.5,"az":348.4,"t":"2031-05-09T19:55:00Z","terrain":-0.09},{"above_terrain":false,"airmass":null,"alt":-16.68,"az":349.5,"t":"2031-05-09T20:00:00Z","terrain":0.07},{"above_terrain":false,"airmass":null,"alt":-16.85,"az":350.6,"t":"2031-05-09T20:05:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-16.99,"az":351.7,"t":"2031-05-09T20:10:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-17.12,"az":352.8,"t":"2031-05-09T20:15:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-17.22,"az":354.0,"t":"2031-05-09T20:20:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-17.31,"az":355.1,"t":"2031-05-09T20:25:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-17.38,"az":356.2,"t":"2031-05-09T20:30:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-17.44,"az":357.3,"t":"2031-05-09T20:35:00Z","terrain":0.71},{"above_terrain":false,"airmass":null,"alt":-17.47,"az":358.5,"t":"2031-05-09T20:40:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-17.49,"az":359.6,"t":"2031-05-09T20:45:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-17.48,"az":0.7,"t":"2031-05-09T20:50:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-17.46,"az":1.9,"t":"2031-05-09T20:55:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-17.42,"az":3.0,"t":"2031-05-09T21:00:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-17.36,"az":4.1,"t":"2031-05-09T21:05:00Z","terrain":-0.3},{"above_terrain":false,"airmass":null,"alt":-17.29,"az":5.2,"t":"2031-05-09T21:10:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-17.19,"az":6.4,"t":"2031-05-09T21:15:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-17.08,"az":7.5,"t":"2031-05-09T21:20:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-16.95,"az":8.6,"t":"2031-05-09T21:25:00Z","terrain":-0.56},{"above_terrain":false,"airmass":null,"alt":-16.8,"az":9.7,"t":"2031-05-09T21:30:00Z","terrain":-0.62},{"above_terrain":false,"airmass":null,"alt":-16.64,"az":10.8,"t":"2031-05-09T21:35:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-16.45,"az":11.9,"t":"2031-05-09T21:40:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-16.25,"az":13.0,"t":"2031-05-09T21:45:00Z","terrain":-0.07},{"above_terrain":false,"airmass":null,"alt":-16.03,"az":14.1,"t":"2031-05-09T21:50:00Z","terrain":0.13},{"above_terrain":false,"airmass":null,"alt":-15.79,"az":15.2,"t":"2031-05-09T21:55:00Z","terrain":0.43},{"above_terrain":false,"airmass":null,"alt":-15.54,"az":16.3,"t":"2031-05-09T22:00:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-15.27,"az":17.4,"t":"2031-05-09T22:05:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-14.98,"az":18.5,"t":"2031-05-09T22:10:00Z","terrain":0.57},{"above_terrain":false,"airmass":null,"alt":-14.67,"az":19.5,"t":"2031-05-09T22:15:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-14.35,"az":20.6,"t":"2031-05-09T22:20:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-14.02,"az":21.6,"t":"2031-05-09T22:25:00Z","terrain":0.88},{"above_terrain":false,"airmass":null,"alt":-13.66,"az":22.7,"t":"2031-05-09T22:30:00Z","terrain":1.11},{"above_terrain":false,"airmass":null,"alt":-13.29,"az":23.7,"t":"2031-05-09T22:35:00Z","terrain":0.99},{"above_terrain":false,"airmass":null,"alt":-12.91,"az":24.8,"t":"2031-05-09T22:40:00Z","terrain":1.15},{"above_terrain":false,"airmass":null,"alt":-12.51,"az":25.8,"t":"2031-05-09T22:45:00Z","terrain":1.31},{"above_terrain":false,"airmass":null,"alt":-12.1,"az":26.8,"t":"2031-05-09T22:50:00Z","terrain":1.29},{"above_terrain":false,"airmass":null,"alt":-11.67,"az":27.8,"t":"2031-05-09T22:55:00Z","terrain":1.21},{"above_terrain":false,"airmass":null,"alt":-11.22,"az":28.8,"t":"2031-05-09T23:00:00Z","terrain":1.04},{"above_terrain":false,"airmass":null,"alt":-10.76,"az":29.8,"t":"2031-05-09T23:05:00Z","terrain":1.12},{"above_terrain":false,"airmass":null,"alt":-10.29,"az":30.8,"t":"2031-05-09T23:10:00Z","terrain":1.28},{"above_terrain":false,"airmass":null,"alt":-9.81,"az":31.8,"t":"2031-05-09T23:15:00Z","terrain":1.33},{"above_terrain":false,"airmass":null,"alt":-9.31,"az":32.7,"t":"2031-05-09T23:20:00Z","terrain":1.08},{"above_terrain":false,"airmass":null,"alt":-8.79,"az":33.7,"t":"2031-05-09T23:25:00Z","terrain":0.61},{"above_terrain":false,"airmass":null,"alt":-8.27,"az":34.6,"t":"2031-05-09T23:30:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-7.73,"az":35.6,"t":"2031-05-09T23:35:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-7.18,"az":36.5,"t":"2031-05-09T23:40:00Z","terrain":-0.03},{"above_terrain":false,"airmass":null,"alt":-6.62,"az":37.4,"t":"2031-05-09T23:45:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-6.04,"az":38.3,"t":"2031-05-09T23:50:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-5.46,"az":39.3,"t":"2031-05-09T23:55:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-4.86,"az":40.2,"t":"2031-05-10T00:00:00Z","terrain":-0.04},{"above_terrain":false,"airmass":null,"alt":-4.25,"az":41.0,"t":"2031-05-10T00:05:00Z","terrain":0.02},{"above_terrain":false,"airmass":null,"alt":-3.63,"az":41.9,"t":"2031-05-10T00:10:00Z","terrain":0.11},{"above_terrain":false,"airmass":null,"alt":-3.0,"az":42.8,"t":"2031-05-10T00:15:00Z","terrain":0.22},{"above_terrain":false,"airmass":null,"alt":-2.36,"az":43.7,"t":"2031-05-10T00:20:00Z","terrain":0.36},{"above_terrain":false,"airmass":null,"alt":-1.71,"az":44.5,"t":"2031-05-10T00:25:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-1.04,"az":45.4,"t":"2031-05-10T00:30:00Z","terrain":0.61},{"above_terrain":false,"airmass":null,"alt":-0.37,"az":46.2,"t":"2031-05-10T00:35:00Z","terrain":0.66},{"above_terrain":false,"airmass":33.68,"alt":0.31,"az":47.0,"t":"2031-05-10T00:40:00Z","terrain":0.61},{"above_terrain":true,"airmass":26.34,"alt":1.0,"az":47.9,"t":"2031-05-10T00:45:00Z","terrain":0.54},{"above_terrain":true,"airmass":21.18,"alt":1.7,"az":48.7,"t":"2031-05-10T00:50:00Z","terrain":0.45},{"above_terrain":true,"airmass":17.48,"alt":2.4,"az":49.5,"t":"2031-05-10T00:55:00Z","terrain":0.4},{"above_terrain":true,"airmass":14.75,"alt":3.12,"az":50.3,"t":"2031-05-10T01:00:00Z","terrain":0.44},{"above_terrain":true,"airmass":12.68,"alt":3.84,"az":51.1,"t":"2031-05-10T01:05:00Z","terrain":0.54},{"above_terrain":true,"airmass":11.07,"alt":4.58,"az":51.9,"t":"2031-05-10T01:10:00Z","terrain":0.62},{"above_terrain":true,"airmass":9.8,"alt":5.32,"az":52.7,"t":"2031-05-10T01:15:00Z","terrain":0.77},{"above_terrain":true,"airmass":8.76,"alt":6.06,"az":53.5,"t":"2031-05-10T01:20:00Z","terrain":0.91},{"above_terrain":true,"airmass":7.91,"alt":6.82,"az":54.2,"t":"2031-05-10T01:25:00Z","terrain":1.02},{"above_terrain":true,"airmass":7.2,"alt":7.58,"az":55.0,"t":"2031-05-10T01:30:00Z","terrain":1.08},{"above_terrain":true,"airmass":6.59,"alt":8.35,"az":55.8,"t":"2031-05-10T01:35:00Z","terrain":1.06},{"above_terrain":true,"airmass":6.08,"alt":9.13,"az":56.5,"t":"2031-05-10T01:40:00Z","terrain":1.06},{"above_terrain":true,"airmass":5.63,"alt":9.91,"az":57.3,"t":"2031-05-10T01:45:00Z","terrain":1.12},{"above_terrain":true,"airmass":5.24,"alt":10.71,"az":58.0,"t":"2031-05-10T01:50:00Z","terrain":1.25},{"above_terrain":true,"airmass":4.9,"alt":11.5,"az":58.7,"t":"2031-05-10T01:55:00Z","terrain":1.22},{"above_terrain":true,"airmass":4.6,"alt":12.31,"az":59.5,"t":"2031-05-10T02:00:00Z","terrain":1.19},{"above_terrain":true,"airmass":4.33,"alt":13.11,"az":60.2,"t":"2031-05-10T02:05:00Z","terrain":1.15},{"above_terrain":true,"airmass":4.09,"alt":13.93,"az":60.9,"t":"2031-05-10T02:10:00Z","terrain":1.1},{"above_terrain":true,"airmass":3.87,"alt":14.75,"az":61.6,"t":"2031-05-10T02:15:00Z","terrain":1.04},{"above_terrain":true,"airmass":3.68,"alt":15.58,"az":62.4,"t":"2031-05-10T02:20:00Z","terrain":0.97},{"above_terrain":true,"airmass":3.5,"alt":16.41,"az":63.1,"t":"2031-05-10T02:25:00Z","terrain":0.9},{"above_terrain":true,"airmass":3.34,"alt":17.25,"az":63.8,"t":"2031-05-10T02:30:00Z","terrain":0.8},{"above_terrain":true,"airmass":3.19,"alt":18.09,"az":64.5,"t":"2031-05-10T02:35:00Z","terrain":0.77},{"above_terrain":true,"airmass":3.06,"alt":18.93,"az":65.2,"t":"2031-05-10T02:40:00Z","terrain":0.78},{"above_terrain":true,"airmass":2.93,"alt":19.79,"az":65.9,"t":"2031-05-10T02:45:00Z","terrain":0.82},{"above_terrain":true,"airmass":2.82,"alt":20.64,"az":66.6,"t":"2031-05-10T02:50:00Z","terrain":0.89},{"above_terrain":true,"airmass":2.71,"alt":21.5,"az":67.3,"t":"2031-05-10T02:55:00Z","terrain":0.95},{"above_terrain":true,"airmass":2.61,"alt":22.37,"az":68.0,"t":"2031-05-10T03:00:00Z","terrain":0.99},{"above_terrain":true,"airmass":2.52,"alt":23.24,"az":68.6,"t":"2031-05-10T03:05:00Z","terrain":1.03},{"above_terrain":true,"airmass":2.44,"alt":24.11,"az":69.3,"t":"2031-05-10T03:10:00Z","terrain":1.11},{"above_terrain":true,"airmass":2.36,"alt":24.99,"az":70.0,"t":"2031-05-10T03:15:00Z","terrain":1.22},{"above_terrain":true,"airmass":2.28,"alt":25.87,"az":70.7,"t":"2031-05-10T03:20:00Z","terrain":1.25},{"above_terrain":true,"airmass":2.21,"alt":26.76,"az":71.4,"t":"2031-05-10T03:25:00Z","terrain":1.24},{"above_terrain":true,"airmass":2.15,"alt":27.65,"az":72.1,"t":"2031-05-10T03:30:00Z","terrain":1.19},{"above_terrain":true,"airmass":2.09,"alt":28.54,"az":72.7,"t":"2031-05-10T03:35:00Z","terrain":1.04},{"above_terrain":true,"airmass":2.03,"alt":29.43,"az":73.4,"t":"2031-05-10T03:40:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.97,"alt":30.33,"az":74.1,"t":"2031-05-10T03:45:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.92,"alt":31.23,"az":74.8,"t":"2031-05-10T03:50:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.88,"alt":32.14,"az":75.5,"t":"2031-05-10T03:55:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.83,"alt":33.05,"az":76.2,"t":"2031-05-10T04:00:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.79,"alt":33.96,"az":76.9,"t":"2031-05-10T04:05:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.75,"alt":34.87,"az":77.5,"t":"2031-05-10T04:10:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.71,"alt":35.78,"az":78.2,"t":"2031-05-10T04:15:00Z","terrain":0.62},{"above_terrain":true,"airmass":1.67,"alt":36.7,"az":78.9,"t":"2031-05-10T04:20:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.64,"alt":37.62,"az":79.6,"t":"2031-05-10T04:25:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.6,"alt":38.54,"az":80.4,"t":"2031-05-10T04:30:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.57,"alt":39.47,"az":81.1,"t":"2031-05-10T04:35:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.54,"alt":40.39,"az":81.8,"t":"2031-05-10T04:40:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.51,"alt":41.32,"az":82.5,"t":"2031-05-10T04:45:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.49,"alt":42.25,"az":83.2,"t":"2031-05-10T04:50:00Z","terrain":0.45},{"above_terrain":true,"airmass":1.46,"alt":43.18,"az":84.0,"t":"2031-05-10T04:55:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.44,"alt":44.11,"az":84.7,"t":"2031-05-10T05:00:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.41,"alt":45.04,"az":85.5,"t":"2031-05-10T05:05:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.39,"alt":45.98,"az":86.2,"t":"2031-05-10T05:10:00Z","terrain":0.15},{"above_terrain":true,"airmass":1.37,"alt":46.91,"az":87.0,"t":"2031-05-10T05:15:00Z","terrain":0.07},{"above_terrain":true,"airmass":1.35,"alt":47.84,"az":87.8,"t":"2031-05-10T05:20:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.33,"alt":48.78,"az":88.6,"t":"2031-05-10T05:25:00Z","terrain":-0.15},{"above_terrain":true,"airmass":1.31,"alt":49.72,"az":89.4,"t":"2031-05-10T05:30:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.29,"alt":50.65,"az":90.2,"t":"2031-05-10T05:35:00Z","terrain":-0.19},{"above_terrain":true,"airmass":1.28,"alt":51.59,"az":91.1,"t":"2031-05-10T05:40:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.26,"alt":52.52,"az":92.0,"t":"2031-05-10T05:45:00Z","terrain":0.09},{"above_terrain":true,"airmass":1.24,"alt":53.46,"az":92.8,"t":"2031-05-10T05:50:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.23,"alt":54.39,"az":93.7,"t":"2031-05-10T05:55:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.22,"alt":55.33,"az":94.7,"t":"2031-05-10T06:00:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.2,"alt":56.26,"az":95.6,"t":"2031-05-10T06:05:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.19,"alt":57.19,"az":96.6,"t":"2031-05-10T06:10:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.18,"alt":58.12,"az":97.6,"t":"2031-05-10T06:15:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.17,"alt":59.04,"az":98.7,"t":"2031-05-10T06:20:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.15,"alt":59.97,"az":99.8,"t":"2031-05-10T06:25:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.14,"alt":60.89,"az":100.9,"t":"2031-05-10T06:30:00Z","terrain":0.1},{"above_terrain":true,"airmass":1.13,"alt":61.81,"az":102.1,"t":"2031-05-10T06:35:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.12,"alt":62.72,"az":103.3,"t":"2031-05-10T06:40:00Z","terrain":-0.15},{"above_terrain":true,"airmass":1.12,"alt":63.63,"az":104.6,"t":"2031-05-10T06:45:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.11,"alt":64.53,"az":105.9,"t":"2031-05-10T06:50:00Z","terrain":-0.61},{"above_terrain":true,"airmass":1.1,"alt":65.43,"az":107.3,"t":"2031-05-10T06:55:00Z","terrain":-0.72},{"above_terrain":true,"airmass":1.09,"alt":66.32,"az":108.8,"t":"2031-05-10T07:00:00Z","terrain":-1.14},{"above_terrain":true,"airmass":1.08,"alt":67.2,"az":110.4,"t":"2031-05-10T07:05:00Z","terrain":-1.22},{"above_terrain":true,"airmass":1.08,"alt":68.07,"az":112.0,"t":"2031-05-10T07:10:00Z","terrain":-1.38},{"above_terrain":true,"airmass":1.07,"alt":68.93,"az":113.8,"t":"2031-05-10T07:15:00Z","terrain":-1.58},{"above_terrain":true,"airmass":1.07,"alt":69.78,"az":115.7,"t":"2031-05-10T07:20:00Z","terrain":-1.48},{"above_terrain":true,"airmass":1.06,"alt":70.62,"az":117.7,"t":"2031-05-10T07:25:00Z","terrain":-1.49},{"above_terrain":true,"airmass":1.05,"alt":71.44,"az":119.8,"t":"2031-05-10T07:30:00Z","terrain":-1.28},{"above_terrain":true,"airmass":1.05,"alt":72.24,"az":122.1,"t":"2031-05-10T07:35:00Z","terrain":-1.22},{"above_terrain":true,"airmass":1.05,"alt":73.02,"az":124.6,"t":"2031-05-10T07:40:00Z","terrain":-1.58},{"above_terrain":true,"airmass":1.04,"alt":73.78,"az":127.3,"t":"2031-05-10T07:45:00Z","terrain":-1.5},{"above_terrain":true,"airmass":1.04,"alt":74.51,"az":130.2,"t":"2031-05-10T07:50:00Z","terrain":-1.57},{"above_terrain":true,"airmass":1.03,"alt":75.21,"az":133.3,"t":"2031-05-10T07:55:00Z","terrain":-1.62},{"above_terrain":true,"airmass":1.03,"alt":75.87,"az":136.7,"t":"2031-05-10T08:00:00Z","terrain":-1.22},{"above_terrain":true,"airmass":1.03,"alt":76.49,"az":140.4,"t":"2031-05-10T08:05:00Z","terrain":-1.24},{"above_terrain":true,"airmass":1.03,"alt":77.06,"az":144.4,"t":"2031-05-10T08:10:00Z","terrain":-1.39},{"above_terrain":true,"airmass":1.02,"alt":77.58,"az":148.7,"t":"2031-05-10T08:15:00Z","terrain":-1.44},{"above_terrain":true,"airmass":1.02,"alt":78.03,"az":153.3,"t":"2031-05-10T08:20:00Z","terrain":-0.96},{"above_terrain":true,"airmass":1.02,"alt":78.42,"az":158.3,"t":"2031-05-10T08:25:00Z","terrain":-1.12},{"above_terrain":true,"airmass":1.02,"alt":78.72,"az":163.5,"t":"2031-05-10T08:30:00Z","terrain":-1.44},{"above_terrain":true,"airmass":1.02,"alt":78.95,"az":168.9,"t":"2031-05-10T08:35:00Z","terrain":-0.83},{"above_terrain":true,"airmass":1.02,"alt":79.08,"az":174.5,"t":"2031-05-10T08:40:00Z","terrain":-0.42},{"above_terrain":true,"airmass":1.02,"alt":79.13,"az":180.2,"t":"2031-05-10T08:45:00Z","terrain":-0.57},{"above_terrain":true,"airmass":1.02,"alt":79.08,"az":185.9,"t":"2031-05-10T08:50:00Z","terrain":-0.72},{"above_terrain":true,"airmass":1.02,"alt":78.94,"az":191.5,"t":"2031-05-10T08:55:00Z","terrain":-0.43},{"above_terrain":true,"airmass":1.02,"alt":78.71,"az":196.9,"t":"2031-05-10T09:00:00Z","terrain":-0.45}],"transit":{"airmass":1.02,"alt":79.1,"az":180.2,"t":"2031-05-10T08:45:00Z"},"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."]}