{"assessment":{"best_window":null,"cost":{"altitude":6.2,"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":-2,"cloud":null,"high":null,"iso":"2028-05-21T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-26,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"21:00","wind":null},{"alt":-11,"cloud":null,"high":null,"iso":"2028-05-21T19:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-31,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"22:00","wind":null},{"alt":-18,"cloud":null,"high":null,"iso":"2028-05-21T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-32,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":-22,"cloud":null,"high":null,"iso":"2028-05-21T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-31,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":-24,"cloud":null,"high":null,"iso":"2028-05-21T22:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-27,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":-23,"cloud":null,"high":null,"iso":"2028-05-21T23:00Z","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":-19,"cloud":null,"high":null,"iso":"2028-05-22T00:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-13,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":-13,"cloud":null,"high":null,"iso":"2028-05-22T01:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-3,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"04:00","wind":null},{"alt":-5,"cloud":null,"high":null,"iso":"2028-05-22T02:00Z","label":"unusable","low":null,"mid":null,"moon_alt":7,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"05:00","wind":null}],"peak_quality":0.0,"peak_sky":0.0,"quality_hours":0.0,"reasons":["the target being low or below 20\u00b0 cost 6.2 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":"2028-05-22T03:00Z","end_local":"06:00","hours":9.33,"label":"unusable","mean_quality":0.0,"start":"2028-05-21T17:40Z","start_local":"20:40"}]},"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":"2028-05-21T19:40:14Z","dark_hours":5.24,"dark_to":"2028-05-22T00:54:55Z","moon":{"illumination":0.065,"phase":"waning crescent","waxing":false},"moon_free_dark_hours":5.22,"moonrise":"2028-05-22T01:20:44Z","moonset":"2028-05-21T14:51:48Z","sunrise":"2028-05-22T02:55:00Z","sunset":"2028-05-21T17:40:09Z","twilight":{"astronomical":{"end":"2028-05-21T19:40:14Z","start":"2028-05-22T00:54:55Z"},"civil":{"end":"2028-05-21T18:12:38Z","start":"2028-05-22T02:22:32Z"},"nautical":{"end":"2028-05-21T18:53:28Z","start":"2028-05-22T01:41:41Z"}},"window_end":"2028-05-22T09:00:00Z","window_start":"2028-05-21T09:00:00Z"},"night_date":"2028-05-21","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":null,"alt":-14.2,"t":"2028-05-22T00:50:00Z"},"dec":24.11388889,"dec_of_date":24.2004,"dec_str":"+24\u00b0 06' 50.0\"","good_hours":0,"limit_rise":"2028-05-22T04:31:11Z","limit_set":"2028-05-21T15:46:31Z","max_az_rate_deg_per_min":0.76,"moon_separation":27.3,"never_rises":false,"ra":56.60083333,"ra_of_date":57.0239,"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":"2028-05-21T17:45:03Z","blocked_dark_hours":0,"clears_at":"2028-05-22T02:41:25Z","rise_az":134.3},"track":[{"above_terrain":true,"airmass":1.08,"alt":67.12,"az":134.3,"t":"2028-05-21T09:00:00Z","terrain":-1.47},{"above_terrain":true,"airmass":1.08,"alt":67.77,"az":136.8,"t":"2028-05-21T09:05:00Z","terrain":-1.22},{"above_terrain":true,"airmass":1.08,"alt":68.4,"az":139.3,"t":"2028-05-21T09:10:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.07,"alt":68.99,"az":142.0,"t":"2028-05-21T09:15:00Z","terrain":-1.32},{"above_terrain":true,"airmass":1.07,"alt":69.55,"az":144.8,"t":"2028-05-21T09:20:00Z","terrain":-1.46},{"above_terrain":true,"airmass":1.06,"alt":70.07,"az":147.8,"t":"2028-05-21T09:25:00Z","terrain":-1.41},{"above_terrain":true,"airmass":1.06,"alt":70.55,"az":150.9,"t":"2028-05-21T09:30:00Z","terrain":-1.22},{"above_terrain":true,"airmass":1.06,"alt":70.98,"az":154.1,"t":"2028-05-21T09:35:00Z","terrain":-1.04},{"above_terrain":true,"airmass":1.05,"alt":71.36,"az":157.4,"t":"2028-05-21T09:40:00Z","terrain":-1.07},{"above_terrain":true,"airmass":1.05,"alt":71.7,"az":160.9,"t":"2028-05-21T09:45:00Z","terrain":-1.13},{"above_terrain":true,"airmass":1.05,"alt":71.98,"az":164.4,"t":"2028-05-21T09:50:00Z","terrain":-1.47},{"above_terrain":true,"airmass":1.05,"alt":72.2,"az":168.1,"t":"2028-05-21T09:55:00Z","terrain":-0.94},{"above_terrain":true,"airmass":1.05,"alt":72.36,"az":171.8,"t":"2028-05-21T10:00:00Z","terrain":-0.59},{"above_terrain":true,"airmass":1.05,"alt":72.47,"az":175.6,"t":"2028-05-21T10:05:00Z","terrain":-0.43},{"above_terrain":true,"airmass":1.05,"alt":72.51,"az":179.4,"t":"2028-05-21T10:10:00Z","terrain":-0.47},{"above_terrain":true,"airmass":1.05,"alt":72.49,"az":183.2,"t":"2028-05-21T10:15:00Z","terrain":-0.61},{"above_terrain":true,"airmass":1.05,"alt":72.4,"az":187.0,"t":"2028-05-21T10:20:00Z","terrain":-0.63},{"above_terrain":true,"airmass":1.05,"alt":72.26,"az":190.7,"t":"2028-05-21T10:25:00Z","terrain":-0.49},{"above_terrain":true,"airmass":1.05,"alt":72.06,"az":194.4,"t":"2028-05-21T10:30:00Z","terrain":-0.47},{"above_terrain":true,"airmass":1.05,"alt":71.8,"az":198.0,"t":"2028-05-21T10:35:00Z","terrain":-0.37},{"above_terrain":true,"airmass":1.05,"alt":71.48,"az":201.4,"t":"2028-05-21T10:40:00Z","terrain":-0.51},{"above_terrain":true,"airmass":1.06,"alt":71.11,"az":204.8,"t":"2028-05-21T10:45:00Z","terrain":-0.25},{"above_terrain":true,"airmass":1.06,"alt":70.7,"az":208.1,"t":"2028-05-21T10:50:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.06,"alt":70.23,"az":211.2,"t":"2028-05-21T10:55:00Z","terrain":0.74},{"above_terrain":true,"airmass":1.07,"alt":69.73,"az":214.2,"t":"2028-05-21T11:00:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.07,"alt":69.18,"az":217.1,"t":"2028-05-21T11:05:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.07,"alt":68.6,"az":219.8,"t":"2028-05-21T11:10:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.08,"alt":67.99,"az":222.4,"t":"2028-05-21T11:15:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.08,"alt":67.34,"az":224.9,"t":"2028-05-21T11:20:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.09,"alt":66.67,"az":227.2,"t":"2028-05-21T11:25:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.09,"alt":65.97,"az":229.5,"t":"2028-05-21T11:30:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.1,"alt":65.24,"az":231.6,"t":"2028-05-21T11:35:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.11,"alt":64.5,"az":233.7,"t":"2028-05-21T11:40:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.11,"alt":63.73,"az":235.6,"t":"2028-05-21T11:45:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.12,"alt":62.95,"az":237.5,"t":"2028-05-21T11:50:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.13,"alt":62.16,"az":239.3,"t":"2028-05-21T11:55:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.14,"alt":61.35,"az":241.0,"t":"2028-05-21T12:00:00Z","terrain":0.74},{"above_terrain":true,"airmass":1.15,"alt":60.52,"az":242.6,"t":"2028-05-21T12:05:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.16,"alt":59.68,"az":244.2,"t":"2028-05-21T12:10:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.17,"alt":58.84,"az":245.7,"t":"2028-05-21T12:15:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.18,"alt":57.98,"az":247.1,"t":"2028-05-21T12:20:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.19,"alt":57.11,"az":248.5,"t":"2028-05-21T12:25:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.2,"alt":56.24,"az":249.8,"t":"2028-05-21T12:30:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.21,"alt":55.35,"az":251.1,"t":"2028-05-21T12:35:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.23,"alt":54.47,"az":252.4,"t":"2028-05-21T12:40:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.24,"alt":53.57,"az":253.6,"t":"2028-05-21T12:45:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.26,"alt":52.67,"az":254.8,"t":"2028-05-21T12:50:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.27,"alt":51.76,"az":255.9,"t":"2028-05-21T12:55:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.29,"alt":50.85,"az":257.0,"t":"2028-05-21T13:00:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.31,"alt":49.94,"az":258.1,"t":"2028-05-21T13:05:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.32,"alt":49.02,"az":259.1,"t":"2028-05-21T13:10:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.34,"alt":48.1,"az":260.2,"t":"2028-05-21T13:15:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.36,"alt":47.18,"az":261.2,"t":"2028-05-21T13:20:00Z","terrain":0.86},{"above_terrain":true,"airmass":1.38,"alt":46.25,"az":262.1,"t":"2028-05-21T13:25:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.4,"alt":45.32,"az":263.1,"t":"2028-05-21T13:30:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.43,"alt":44.39,"az":264.0,"t":"2028-05-21T13:35:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.45,"alt":43.46,"az":265.0,"t":"2028-05-21T13:40:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.48,"alt":42.53,"az":265.9,"t":"2028-05-21T13:45:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.5,"alt":41.6,"az":266.8,"t":"2028-05-21T13:50:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.53,"alt":40.66,"az":267.6,"t":"2028-05-21T13:55:00Z","terrain":0.62},{"above_terrain":true,"airmass":1.56,"alt":39.73,"az":268.5,"t":"2028-05-21T14:00:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.59,"alt":38.79,"az":269.3,"t":"2028-05-21T14:05:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.63,"alt":37.85,"az":270.2,"t":"2028-05-21T14:10:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.66,"alt":36.92,"az":271.0,"t":"2028-05-21T14:15:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.7,"alt":35.98,"az":271.8,"t":"2028-05-21T14:20:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.74,"alt":35.05,"az":272.6,"t":"2028-05-21T14:25:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.78,"alt":34.11,"az":273.4,"t":"2028-05-21T14:30:00Z","terrain":0.07},{"above_terrain":true,"airmass":1.82,"alt":33.18,"az":274.2,"t":"2028-05-21T14:35:00Z","terrain":-0.0},{"above_terrain":true,"airmass":1.87,"alt":32.25,"az":275.0,"t":"2028-05-21T14:40:00Z","terrain":0.09},{"above_terrain":true,"airmass":1.92,"alt":31.31,"az":275.8,"t":"2028-05-21T14:45:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.97,"alt":30.38,"az":276.6,"t":"2028-05-21T14:50:00Z","terrain":-0.08},{"above_terrain":true,"airmass":2.03,"alt":29.45,"az":277.3,"t":"2028-05-21T14:55:00Z","terrain":-0.12},{"above_terrain":true,"airmass":2.09,"alt":28.53,"az":278.1,"t":"2028-05-21T15:00:00Z","terrain":-0.07},{"above_terrain":true,"airmass":2.15,"alt":27.6,"az":278.8,"t":"2028-05-21T15:05:00Z","terrain":-0.03},{"above_terrain":true,"airmass":2.22,"alt":26.68,"az":279.6,"t":"2028-05-21T15:10:00Z","terrain":-0.09},{"above_terrain":true,"airmass":2.29,"alt":25.76,"az":280.4,"t":"2028-05-21T15:15:00Z","terrain":-0.07},{"above_terrain":true,"airmass":2.37,"alt":24.84,"az":281.1,"t":"2028-05-21T15:20:00Z","terrain":0.01},{"above_terrain":true,"airmass":2.45,"alt":23.92,"az":281.9,"t":"2028-05-21T15:25:00Z","terrain":-0.11},{"above_terrain":true,"airmass":2.55,"alt":23.0,"az":282.6,"t":"2028-05-21T15:30:00Z","terrain":-0.06},{"above_terrain":true,"airmass":2.64,"alt":22.09,"az":283.4,"t":"2028-05-21T15:35:00Z","terrain":0.04},{"above_terrain":true,"airmass":2.75,"alt":21.18,"az":284.1,"t":"2028-05-21T15:40:00Z","terrain":0.13},{"above_terrain":true,"airmass":2.87,"alt":20.28,"az":284.8,"t":"2028-05-21T15:45:00Z","terrain":0.21},{"above_terrain":true,"airmass":2.99,"alt":19.37,"az":285.6,"t":"2028-05-21T15:50:00Z","terrain":0.22},{"above_terrain":true,"airmass":3.13,"alt":18.47,"az":286.3,"t":"2028-05-21T15:55:00Z","terrain":0.27},{"above_terrain":true,"airmass":3.28,"alt":17.58,"az":287.1,"t":"2028-05-21T16:00:00Z","terrain":0.35},{"above_terrain":true,"airmass":3.45,"alt":16.68,"az":287.8,"t":"2028-05-21T16:05:00Z","terrain":0.2},{"above_terrain":true,"airmass":3.63,"alt":15.8,"az":288.6,"t":"2028-05-21T16:10:00Z","terrain":0.18},{"above_terrain":true,"airmass":3.83,"alt":14.91,"az":289.3,"t":"2028-05-21T16:15:00Z","terrain":0.22},{"above_terrain":true,"airmass":4.06,"alt":14.03,"az":290.1,"t":"2028-05-21T16:20:00Z","terrain":0.31},{"above_terrain":true,"airmass":4.32,"alt":13.15,"az":290.8,"t":"2028-05-21T16:25:00Z","terrain":0.46},{"above_terrain":true,"airmass":4.61,"alt":12.28,"az":291.6,"t":"2028-05-21T16:30:00Z","terrain":0.53},{"above_terrain":true,"airmass":4.94,"alt":11.41,"az":292.3,"t":"2028-05-21T16:35:00Z","terrain":0.46},{"above_terrain":true,"airmass":5.32,"alt":10.55,"az":293.1,"t":"2028-05-21T16:40:00Z","terrain":0.28},{"above_terrain":true,"airmass":5.75,"alt":9.69,"az":293.9,"t":"2028-05-21T16:45:00Z","terrain":0.25},{"above_terrain":true,"airmass":6.26,"alt":8.84,"az":294.7,"t":"2028-05-21T16:50:00Z","terrain":0.24},{"above_terrain":true,"airmass":6.87,"alt":7.99,"az":295.4,"t":"2028-05-21T16:55:00Z","terrain":0.27},{"above_terrain":true,"airmass":7.59,"alt":7.15,"az":296.2,"t":"2028-05-21T17:00:00Z","terrain":0.32},{"above_terrain":true,"airmass":8.47,"alt":6.31,"az":297.0,"t":"2028-05-21T17:05:00Z","terrain":0.26},{"above_terrain":true,"airmass":9.55,"alt":5.48,"az":297.8,"t":"2028-05-21T17:10:00Z","terrain":0.15},{"above_terrain":true,"airmass":10.93,"alt":4.65,"az":298.6,"t":"2028-05-21T17:15:00Z","terrain":0.15},{"above_terrain":true,"airmass":12.7,"alt":3.83,"az":299.4,"t":"2028-05-21T17:20:00Z","terrain":0.24},{"above_terrain":true,"airmass":15.07,"alt":3.02,"az":300.2,"t":"2028-05-21T17:25:00Z","terrain":0.36},{"above_terrain":true,"airmass":18.34,"alt":2.22,"az":301.0,"t":"2028-05-21T17:30:00Z","terrain":0.32},{"above_terrain":true,"airmass":23.02,"alt":1.42,"az":301.8,"t":"2028-05-21T17:35:00Z","terrain":0.13},{"above_terrain":true,"airmass":29.96,"alt":0.63,"az":302.6,"t":"2028-05-21T17:40:00Z","terrain":-0.12},{"above_terrain":true,"airmass":null,"alt":-0.16,"az":303.5,"t":"2028-05-21T17:45:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-0.94,"az":304.3,"t":"2028-05-21T17:50:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-1.71,"az":305.2,"t":"2028-05-21T17:55:00Z","terrain":-0.27},{"above_terrain":false,"airmass":null,"alt":-2.47,"az":306.0,"t":"2028-05-21T18:00:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-3.22,"az":306.9,"t":"2028-05-21T18:05:00Z","terrain":0.13},{"above_terrain":false,"airmass":null,"alt":-3.96,"az":307.7,"t":"2028-05-21T18:10:00Z","terrain":0.28},{"above_terrain":false,"airmass":null,"alt":-4.7,"az":308.6,"t":"2028-05-21T18:15:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-5.43,"az":309.5,"t":"2028-05-21T18:20:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-6.14,"az":310.4,"t":"2028-05-21T18:25:00Z","terrain":0.28},{"above_terrain":false,"airmass":null,"alt":-6.85,"az":311.3,"t":"2028-05-21T18:30:00Z","terrain":0.29},{"above_terrain":false,"airmass":null,"alt":-7.55,"az":312.2,"t":"2028-05-21T18:35:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-8.24,"az":313.1,"t":"2028-05-21T18:40:00Z","terrain":0.3},{"above_terrain":false,"airmass":null,"alt":-8.92,"az":314.1,"t":"2028-05-21T18:45:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-9.58,"az":315.0,"t":"2028-05-21T18:50:00Z","terrain":0.56},{"above_terrain":false,"airmass":null,"alt":-10.24,"az":316.0,"t":"2028-05-21T18:55:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-10.89,"az":316.9,"t":"2028-05-21T19:00:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-11.52,"az":317.9,"t":"2028-05-21T19:05:00Z","terrain":0.33},{"above_terrain":false,"airmass":null,"alt":-12.14,"az":318.9,"t":"2028-05-21T19:10:00Z","terrain":-0.08},{"above_terrain":false,"airmass":null,"alt":-12.75,"az":319.9,"t":"2028-05-21T19:15:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-13.35,"az":320.9,"t":"2028-05-21T19:20:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-13.93,"az":321.9,"t":"2028-05-21T19:25:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-14.5,"az":322.9,"t":"2028-05-21T19:30:00Z","terrain":0.09},{"above_terrain":false,"airmass":null,"alt":-15.06,"az":323.9,"t":"2028-05-21T19:35:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-15.61,"az":325.0,"t":"2028-05-21T19:40:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-16.14,"az":326.0,"t":"2028-05-21T19:45:00Z","terrain":-0.24},{"above_terrain":false,"airmass":null,"alt":-16.65,"az":327.1,"t":"2028-05-21T19:50:00Z","terrain":-0.38},{"above_terrain":false,"airmass":null,"alt":-17.15,"az":328.2,"t":"2028-05-21T19:55:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-17.64,"az":329.2,"t":"2028-05-21T20:00:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-18.11,"az":330.3,"t":"2028-05-21T20:05:00Z","terrain":-0.36},{"above_terrain":false,"airmass":null,"alt":-18.57,"az":331.4,"t":"2028-05-21T20:10:00Z","terrain":-0.28},{"above_terrain":false,"airmass":null,"alt":-19.01,"az":332.6,"t":"2028-05-21T20:15:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-19.43,"az":333.7,"t":"2028-05-21T20:20:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-19.84,"az":334.8,"t":"2028-05-21T20:25:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-20.22,"az":336.0,"t":"2028-05-21T20:30:00Z","terrain":-0.82},{"above_terrain":false,"airmass":null,"alt":-20.6,"az":337.1,"t":"2028-05-21T20:35:00Z","terrain":-0.7},{"above_terrain":false,"airmass":null,"alt":-20.95,"az":338.3,"t":"2028-05-21T20:40:00Z","terrain":-0.55},{"above_terrain":false,"airmass":null,"alt":-21.29,"az":339.4,"t":"2028-05-21T20:45:00Z","terrain":-0.65},{"above_terrain":false,"airmass":null,"alt":-21.61,"az":340.6,"t":"2028-05-21T20:50:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-21.91,"az":341.8,"t":"2028-05-21T20:55:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-22.19,"az":343.0,"t":"2028-05-21T21:00:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-22.46,"az":344.2,"t":"2028-05-21T21:05:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-22.7,"az":345.4,"t":"2028-05-21T21:10:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-22.93,"az":346.6,"t":"2028-05-21T21:15:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-23.14,"az":347.9,"t":"2028-05-21T21:20:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-23.32,"az":349.1,"t":"2028-05-21T21:25:00Z","terrain":0.01},{"above_terrain":false,"airmass":null,"alt":-23.49,"az":350.3,"t":"2028-05-21T21:30:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-23.64,"az":351.5,"t":"2028-05-21T21:35:00Z","terrain":0.21},{"above_terrain":false,"airmass":null,"alt":-23.77,"az":352.8,"t":"2028-05-21T21:40:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-23.87,"az":354.0,"t":"2028-05-21T21:45:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-23.96,"az":355.3,"t":"2028-05-21T21:50:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-24.03,"az":356.5,"t":"2028-05-21T21:55:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-24.07,"az":357.8,"t":"2028-05-21T22:00:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-24.1,"az":359.0,"t":"2028-05-21T22:05:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-24.11,"az":0.3,"t":"2028-05-21T22:10:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-24.09,"az":1.5,"t":"2028-05-21T22:15:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-24.06,"az":2.8,"t":"2028-05-21T22:20:00Z","terrain":-0.08},{"above_terrain":false,"airmass":null,"alt":-24.0,"az":4.0,"t":"2028-05-21T22:25:00Z","terrain":-0.29},{"above_terrain":false,"airmass":null,"alt":-23.92,"az":5.3,"t":"2028-05-21T22:30:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-23.83,"az":6.5,"t":"2028-05-21T22:35:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-23.71,"az":7.8,"t":"2028-05-21T22:40:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-23.57,"az":9.0,"t":"2028-05-21T22:45:00Z","terrain":-0.66},{"above_terrain":false,"airmass":null,"alt":-23.42,"az":10.2,"t":"2028-05-21T22:50:00Z","terrain":-0.55},{"above_terrain":false,"airmass":null,"alt":-23.24,"az":11.5,"t":"2028-05-21T22:55:00Z","terrain":-0.29},{"above_terrain":false,"airmass":null,"alt":-23.05,"az":12.7,"t":"2028-05-21T23:00:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-22.83,"az":13.9,"t":"2028-05-21T23:05:00Z","terrain":0.08},{"above_terrain":false,"airmass":null,"alt":-22.59,"az":15.1,"t":"2028-05-21T23:10:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-22.34,"az":16.3,"t":"2028-05-21T23:15:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-22.07,"az":17.5,"t":"2028-05-21T23:20:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-21.78,"az":18.7,"t":"2028-05-21T23:25:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-21.47,"az":19.9,"t":"2028-05-21T23:30:00Z","terrain":0.67},{"above_terrain":false,"airmass":null,"alt":-21.14,"az":21.1,"t":"2028-05-21T23:35:00Z","terrain":0.72},{"above_terrain":false,"airmass":null,"alt":-20.79,"az":22.3,"t":"2028-05-21T23:40:00Z","terrain":1.03},{"above_terrain":false,"airmass":null,"alt":-20.43,"az":23.4,"t":"2028-05-21T23:45:00Z","terrain":1.06},{"above_terrain":false,"airmass":null,"alt":-20.05,"az":24.6,"t":"2028-05-21T23:50:00Z","terrain":1.09},{"above_terrain":false,"airmass":null,"alt":-19.65,"az":25.7,"t":"2028-05-21T23:55:00Z","terrain":1.3},{"above_terrain":false,"airmass":null,"alt":-19.24,"az":26.8,"t":"2028-05-22T00:00:00Z","terrain":1.29},{"above_terrain":false,"airmass":null,"alt":-18.81,"az":28.0,"t":"2028-05-22T00:05:00Z","terrain":1.19},{"above_terrain":false,"airmass":null,"alt":-18.36,"az":29.1,"t":"2028-05-22T00:10:00Z","terrain":1.01},{"above_terrain":false,"airmass":null,"alt":-17.9,"az":30.2,"t":"2028-05-22T00:15:00Z","terrain":1.18},{"above_terrain":false,"airmass":null,"alt":-17.42,"az":31.3,"t":"2028-05-22T00:20:00Z","terrain":1.32},{"above_terrain":false,"airmass":null,"alt":-16.93,"az":32.3,"t":"2028-05-22T00:25:00Z","terrain":1.22},{"above_terrain":false,"airmass":null,"alt":-16.42,"az":33.4,"t":"2028-05-22T00:30:00Z","terrain":0.76},{"above_terrain":false,"airmass":null,"alt":-15.9,"az":34.5,"t":"2028-05-22T00:35:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-15.36,"az":35.5,"t":"2028-05-22T00:40:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-14.81,"az":36.6,"t":"2028-05-22T00:45:00Z","terrain":-0.04},{"above_terrain":false,"airmass":null,"alt":-14.24,"az":37.6,"t":"2028-05-22T00:50:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-13.67,"az":38.6,"t":"2028-05-22T00:55:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-13.08,"az":39.6,"t":"2028-05-22T01:00:00Z","terrain":-0.09},{"above_terrain":false,"airmass":null,"alt":-12.47,"az":40.6,"t":"2028-05-22T01:05:00Z","terrain":-0.01},{"above_terrain":false,"airmass":null,"alt":-11.86,"az":41.6,"t":"2028-05-22T01:10:00Z","terrain":0.08},{"above_terrain":false,"airmass":null,"alt":-11.23,"az":42.6,"t":"2028-05-22T01:15:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-10.59,"az":43.5,"t":"2028-05-22T01:20:00Z","terrain":0.33},{"above_terrain":false,"airmass":null,"alt":-9.94,"az":44.5,"t":"2028-05-22T01:25:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-9.28,"az":45.4,"t":"2028-05-22T01:30:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-8.61,"az":46.4,"t":"2028-05-22T01:35:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-7.93,"az":47.3,"t":"2028-05-22T01:40:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-7.23,"az":48.2,"t":"2028-05-22T01:45:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-6.53,"az":49.1,"t":"2028-05-22T01:50:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-5.82,"az":50.0,"t":"2028-05-22T01:55:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-5.1,"az":50.9,"t":"2028-05-22T02:00:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-4.37,"az":51.8,"t":"2028-05-22T02:05:00Z","terrain":0.61},{"above_terrain":false,"airmass":null,"alt":-3.63,"az":52.7,"t":"2028-05-22T02:10:00Z","terrain":0.77},{"above_terrain":false,"airmass":null,"alt":-2.88,"az":53.5,"t":"2028-05-22T02:15:00Z","terrain":0.92},{"above_terrain":false,"airmass":null,"alt":-2.12,"az":54.4,"t":"2028-05-22T02:20:00Z","terrain":1.03},{"above_terrain":false,"airmass":null,"alt":-1.36,"az":55.2,"t":"2028-05-22T02:25:00Z","terrain":1.07},{"above_terrain":false,"airmass":null,"alt":-0.58,"az":56.1,"t":"2028-05-22T02:30:00Z","terrain":1.05},{"above_terrain":false,"airmass":35.13,"alt":0.2,"az":56.9,"t":"2028-05-22T02:35:00Z","terrain":1.07},{"above_terrain":false,"airmass":26.45,"alt":0.98,"az":57.7,"t":"2028-05-22T02:40:00Z","terrain":1.2},{"above_terrain":true,"airmass":20.67,"alt":1.78,"az":58.6,"t":"2028-05-22T02:45:00Z","terrain":1.23},{"above_terrain":true,"airmass":16.72,"alt":2.58,"az":59.4,"t":"2028-05-22T02:50:00Z","terrain":1.19},{"above_terrain":true,"airmass":13.91,"alt":3.39,"az":60.2,"t":"2028-05-22T02:55:00Z","terrain":1.15},{"above_terrain":true,"airmass":11.83,"alt":4.21,"az":61.0,"t":"2028-05-22T03:00:00Z","terrain":1.09},{"above_terrain":true,"airmass":10.26,"alt":5.03,"az":61.8,"t":"2028-05-22T03:05:00Z","terrain":1.03},{"above_terrain":true,"airmass":9.03,"alt":5.86,"az":62.6,"t":"2028-05-22T03:10:00Z","terrain":0.95},{"above_terrain":true,"airmass":8.04,"alt":6.69,"az":63.4,"t":"2028-05-22T03:15:00Z","terrain":0.86},{"above_terrain":true,"airmass":7.24,"alt":7.53,"az":64.1,"t":"2028-05-22T03:20:00Z","terrain":0.77},{"above_terrain":true,"airmass":6.58,"alt":8.37,"az":64.9,"t":"2028-05-22T03:25:00Z","terrain":0.77},{"above_terrain":true,"airmass":6.02,"alt":9.22,"az":65.7,"t":"2028-05-22T03:30:00Z","terrain":0.81},{"above_terrain":true,"airmass":5.54,"alt":10.08,"az":66.5,"t":"2028-05-22T03:35:00Z","terrain":0.88},{"above_terrain":true,"airmass":5.14,"alt":10.94,"az":67.2,"t":"2028-05-22T03:40:00Z","terrain":0.94},{"above_terrain":true,"airmass":4.78,"alt":11.81,"az":68.0,"t":"2028-05-22T03:45:00Z","terrain":0.99},{"above_terrain":true,"airmass":4.47,"alt":12.68,"az":68.8,"t":"2028-05-22T03:50:00Z","terrain":1.04},{"above_terrain":true,"airmass":4.2,"alt":13.55,"az":69.5,"t":"2028-05-22T03:55:00Z","terrain":1.14},{"above_terrain":true,"airmass":3.96,"alt":14.43,"az":70.3,"t":"2028-05-22T04:00:00Z","terrain":1.23},{"above_terrain":true,"airmass":3.74,"alt":15.31,"az":71.0,"t":"2028-05-22T04:05:00Z","terrain":1.26},{"above_terrain":true,"airmass":3.54,"alt":16.2,"az":71.8,"t":"2028-05-22T04:10:00Z","terrain":1.21},{"above_terrain":true,"airmass":3.37,"alt":17.09,"az":72.5,"t":"2028-05-22T04:15:00Z","terrain":1.09},{"above_terrain":true,"airmass":3.21,"alt":17.98,"az":73.3,"t":"2028-05-22T04:20:00Z","terrain":0.92},{"above_terrain":true,"airmass":3.07,"alt":18.88,"az":74.0,"t":"2028-05-22T04:25:00Z","terrain":0.73},{"above_terrain":true,"airmass":2.93,"alt":19.78,"az":74.8,"t":"2028-05-22T04:30:00Z","terrain":0.65},{"above_terrain":true,"airmass":2.81,"alt":20.69,"az":75.5,"t":"2028-05-22T04:35:00Z","terrain":0.67},{"above_terrain":true,"airmass":2.7,"alt":21.6,"az":76.2,"t":"2028-05-22T04:40:00Z","terrain":0.72},{"above_terrain":true,"airmass":2.6,"alt":22.51,"az":77.0,"t":"2028-05-22T04:45:00Z","terrain":0.7},{"above_terrain":true,"airmass":2.5,"alt":23.42,"az":77.7,"t":"2028-05-22T04:50:00Z","terrain":0.65},{"above_terrain":true,"airmass":2.42,"alt":24.34,"az":78.5,"t":"2028-05-22T04:55:00Z","terrain":0.6},{"above_terrain":true,"airmass":2.33,"alt":25.25,"az":79.2,"t":"2028-05-22T05:00:00Z","terrain":0.54},{"above_terrain":true,"airmass":2.26,"alt":26.17,"az":80.0,"t":"2028-05-22T05:05:00Z","terrain":0.46},{"above_terrain":true,"airmass":2.19,"alt":27.1,"az":80.7,"t":"2028-05-22T05:10:00Z","terrain":0.62},{"above_terrain":true,"airmass":2.12,"alt":28.02,"az":81.5,"t":"2028-05-22T05:15:00Z","terrain":0.74},{"above_terrain":true,"airmass":2.06,"alt":28.95,"az":82.3,"t":"2028-05-22T05:20:00Z","terrain":0.71},{"above_terrain":true,"airmass":2.0,"alt":29.88,"az":83.0,"t":"2028-05-22T05:25:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.95,"alt":30.81,"az":83.8,"t":"2028-05-22T05:30:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.9,"alt":31.74,"az":84.6,"t":"2028-05-22T05:35:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.85,"alt":32.67,"az":85.4,"t":"2028-05-22T05:40:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.8,"alt":33.6,"az":86.1,"t":"2028-05-22T05:45:00Z","terrain":0.16},{"above_terrain":true,"airmass":1.76,"alt":34.54,"az":86.9,"t":"2028-05-22T05:50:00Z","terrain":0.08},{"above_terrain":true,"airmass":1.72,"alt":35.47,"az":87.7,"t":"2028-05-22T05:55:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.68,"alt":36.41,"az":88.6,"t":"2028-05-22T06:00:00Z","terrain":-0.14},{"above_terrain":true,"airmass":1.65,"alt":37.34,"az":89.4,"t":"2028-05-22T06:05:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.61,"alt":38.28,"az":90.2,"t":"2028-05-22T06:10:00Z","terrain":-0.19},{"above_terrain":true,"airmass":1.58,"alt":39.22,"az":91.1,"t":"2028-05-22T06:15:00Z","terrain":-0.08},{"above_terrain":true,"airmass":1.55,"alt":40.15,"az":91.9,"t":"2028-05-22T06:20:00Z","terrain":0.08},{"above_terrain":true,"airmass":1.52,"alt":41.09,"az":92.8,"t":"2028-05-22T06:25:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.49,"alt":42.02,"az":93.7,"t":"2028-05-22T06:30:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.47,"alt":42.95,"az":94.5,"t":"2028-05-22T06:35:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.44,"alt":43.89,"az":95.5,"t":"2028-05-22T06:40:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.42,"alt":44.82,"az":96.4,"t":"2028-05-22T06:45:00Z","terrain":0.62},{"above_terrain":true,"airmass":1.39,"alt":45.75,"az":97.3,"t":"2028-05-22T06:50:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.37,"alt":46.67,"az":98.3,"t":"2028-05-22T06:55:00Z","terrain":0.62},{"above_terrain":true,"airmass":1.35,"alt":47.6,"az":99.3,"t":"2028-05-22T07:00:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.33,"alt":48.52,"az":100.3,"t":"2028-05-22T07:05:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.32,"alt":49.44,"az":101.3,"t":"2028-05-22T07:10:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.3,"alt":50.36,"az":102.4,"t":"2028-05-22T07:15:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.28,"alt":51.27,"az":103.5,"t":"2028-05-22T07:20:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.26,"alt":52.18,"az":104.6,"t":"2028-05-22T07:25:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.25,"alt":53.08,"az":105.8,"t":"2028-05-22T07:30:00Z","terrain":-0.54},{"above_terrain":true,"airmass":1.24,"alt":53.98,"az":107.0,"t":"2028-05-22T07:35:00Z","terrain":-0.61},{"above_terrain":true,"airmass":1.22,"alt":54.87,"az":108.2,"t":"2028-05-22T07:40:00Z","terrain":-0.98},{"above_terrain":true,"airmass":1.21,"alt":55.76,"az":109.4,"t":"2028-05-22T07:45:00Z","terrain":-1.17},{"above_terrain":true,"airmass":1.2,"alt":56.64,"az":110.8,"t":"2028-05-22T07:50:00Z","terrain":-1.29},{"above_terrain":true,"airmass":1.18,"alt":57.51,"az":112.1,"t":"2028-05-22T07:55:00Z","terrain":-1.39},{"above_terrain":true,"airmass":1.17,"alt":58.37,"az":113.5,"t":"2028-05-22T08:00:00Z","terrain":-1.54},{"above_terrain":true,"airmass":1.16,"alt":59.22,"az":115.0,"t":"2028-05-22T08:05:00Z","terrain":-1.51},{"above_terrain":true,"airmass":1.15,"alt":60.07,"az":116.5,"t":"2028-05-22T08:10:00Z","terrain":-1.56},{"above_terrain":true,"airmass":1.14,"alt":60.9,"az":118.1,"t":"2028-05-22T08:15:00Z","terrain":-1.43},{"above_terrain":true,"airmass":1.13,"alt":61.72,"az":119.8,"t":"2028-05-22T08:20:00Z","terrain":-1.29},{"above_terrain":true,"airmass":1.13,"alt":62.52,"az":121.5,"t":"2028-05-22T08:25:00Z","terrain":-1.22},{"above_terrain":true,"airmass":1.12,"alt":63.31,"az":123.3,"t":"2028-05-22T08:30:00Z","terrain":-1.42},{"above_terrain":true,"airmass":1.11,"alt":64.08,"az":125.2,"t":"2028-05-22T08:35:00Z","terrain":-1.63},{"above_terrain":true,"airmass":1.1,"alt":64.84,"az":127.2,"t":"2028-05-22T08:40:00Z","terrain":-1.51},{"above_terrain":true,"airmass":1.1,"alt":65.57,"az":129.3,"t":"2028-05-22T08:45:00Z","terrain":-1.27},{"above_terrain":true,"airmass":1.09,"alt":66.29,"az":131.5,"t":"2028-05-22T08:50:00Z","terrain":-1.66},{"above_terrain":true,"airmass":1.09,"alt":66.98,"az":133.8,"t":"2028-05-22T08:55:00Z","terrain":-1.56},{"above_terrain":true,"airmass":1.08,"alt":67.64,"az":136.2,"t":"2028-05-22T09:00:00Z","terrain":-1.2}],"transit":{"airmass":1.05,"alt":72.5,"az":179.4,"t":"2028-05-21T10:10:00Z"},"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."]}