{"assessment":{"best_window":null,"cost":{"altitude":8.57,"clouds":0.0,"darkness":0.24,"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":null,"headline":"Not tonight","hourly":[{"alt":18,"cloud":null,"high":null,"iso":"2037-04-06T17:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-66,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"20:00","wind":null},{"alt":10,"cloud":null,"high":null,"iso":"2037-04-06T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-57,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"21:00","wind":null},{"alt":3,"cloud":null,"high":null,"iso":"2037-04-06T19:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-48,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":-2,"cloud":null,"high":null,"iso":"2037-04-06T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-37,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":-6,"cloud":null,"high":null,"iso":"2037-04-06T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-26,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":-7,"cloud":null,"high":null,"iso":"2037-04-06T22:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-16,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":-6,"cloud":null,"high":null,"iso":"2037-04-06T23:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-6,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":-3,"cloud":null,"high":null,"iso":"2037-04-07T00:00Z","label":"unusable","low":null,"mid":null,"moon_alt":4,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":2,"cloud":null,"high":null,"iso":"2037-04-07T01:00Z","label":"unusable","low":null,"mid":null,"moon_alt":12,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":9,"cloud":null,"high":null,"iso":"2037-04-07T02:00Z","label":"unusable","low":null,"mid":null,"moon_alt":19,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":17,"cloud":null,"high":null,"iso":"2037-04-07T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":24,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"06:00","wind":null}],"peak_quality":0.06,"peak_sky":0.06,"quality_hours":0.0,"reasons":["the target being low or below 20\u00b0 cost 8.6 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":"2037-04-07T03:25Z","end_local":"06:25","hours":10.58,"label":"unusable","mean_quality":0.0,"start":"2037-04-06T16:50Z","start_local":"19:50"},{"end":"2037-04-07T03:30Z","end_local":"06:30","hours":0.08,"label":"poor","mean_quality":0.06,"start":"2037-04-07T03:25Z","start_local":"06:25"},{"end":"2037-04-07T03:55Z","end_local":"06:55","hours":0.42,"label":"unusable","mean_quality":0.0,"start":"2037-04-07T03:30Z","start_local":"06:30"}]},"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":"2037-04-06T18:29:20Z","dark_hours":7.79,"dark_to":"2037-04-07T02:16:32Z","moon":{"illumination":0.554,"phase":"waning gibbous","waxing":false},"moon_free_dark_hours":5.08,"moonrise":"2037-04-06T23:35:46Z","moonset":null,"sunrise":"2037-04-07T03:53:44Z","sunset":"2037-04-06T16:52:04Z","twilight":{"astronomical":{"end":"2037-04-06T18:29:20Z","start":"2037-04-07T02:16:32Z"},"civil":{"end":"2037-04-06T17:20:24Z","start":"2037-04-07T03:25:25Z"},"nautical":{"end":"2037-04-06T17:54:10Z","start":"2037-04-07T02:51:42Z"}},"window_end":"2037-04-07T09:00:00Z","window_start":"2037-04-06T09:00:00Z"},"night_date":"2037-04-06","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":5.22,"alt":10.7,"t":"2037-04-07T02:15:00Z"},"dec":41.26875,"dec_of_date":41.4724,"dec_str":"+41\u00b0 16' 07.5\"","good_hours":0,"limit_rise":"2037-04-07T03:22:16Z","limit_set":"2037-04-06T16:45:06Z","max_az_rate_deg_per_min":20.9,"moon_separation":102.6,"never_rises":false,"ra":10.68470833,"ra_of_date":11.1968,"ra_str":"00h 42m 44.3s","resolved":{"common_name":"Andromeda Galaxy","dec":41.26875,"morphology":"SA(s)b","name":"M 31","ra":10.68470833,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=M31","source":"sesame","type":"AGN","type_text":"galaxy with an active nucleus","vmag":3.44},"summary":"Not above the horizon limit during darkness tonight \u2014 try another season.","terrain":{"available":true,"behind_at":"2037-04-06T19:33:19Z","blocked_dark_hours":0,"clears_at":"2037-04-07T00:47:33Z","rise_az":85.5},"track":[{"above_terrain":true,"airmass":1.02,"alt":77.7,"az":85.5,"t":"2037-04-06T09:00:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.02,"alt":78.64,"az":86.0,"t":"2037-04-06T09:05:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.02,"alt":79.57,"az":86.6,"t":"2037-04-06T09:10:00Z","terrain":0.11},{"above_terrain":true,"airmass":1.01,"alt":80.51,"az":87.1,"t":"2037-04-06T09:15:00Z","terrain":0.06},{"above_terrain":true,"airmass":1.01,"alt":81.44,"az":87.7,"t":"2037-04-06T09:20:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.01,"alt":82.38,"az":88.3,"t":"2037-04-06T09:25:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.01,"alt":83.31,"az":88.9,"t":"2037-04-06T09:30:00Z","terrain":-0.19},{"above_terrain":true,"airmass":1.0,"alt":84.25,"az":89.6,"t":"2037-04-06T09:35:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.0,"alt":85.18,"az":90.5,"t":"2037-04-06T09:40:00Z","terrain":-0.16},{"above_terrain":true,"airmass":1.0,"alt":86.12,"az":91.5,"t":"2037-04-06T09:45:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.0,"alt":87.06,"az":93.0,"t":"2037-04-06T09:50:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.0,"alt":87.99,"az":95.4,"t":"2037-04-06T09:55:00Z","terrain":0.45},{"above_terrain":true,"airmass":1.0,"alt":88.92,"az":101.3,"t":"2037-04-06T10:00:00Z","terrain":0.05},{"above_terrain":true,"airmass":1.0,"alt":89.75,"az":150.7,"t":"2037-04-06T10:05:00Z","terrain":-1.21},{"above_terrain":true,"airmass":1.0,"alt":89.16,"az":255.2,"t":"2037-04-06T10:10:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.0,"alt":88.23,"az":263.6,"t":"2037-04-06T10:15:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.0,"alt":87.3,"az":266.5,"t":"2037-04-06T10:20:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.0,"alt":86.37,"az":268.1,"t":"2037-04-06T10:25:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.0,"alt":85.43,"az":269.3,"t":"2037-04-06T10:30:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.0,"alt":84.5,"az":270.1,"t":"2037-04-06T10:35:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.01,"alt":83.56,"az":270.9,"t":"2037-04-06T10:40:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.01,"alt":82.62,"az":271.6,"t":"2037-04-06T10:45:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.01,"alt":81.69,"az":272.2,"t":"2037-04-06T10:50:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.01,"alt":80.75,"az":272.8,"t":"2037-04-06T10:55:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.02,"alt":79.82,"az":273.3,"t":"2037-04-06T11:00:00Z","terrain":0.09},{"above_terrain":true,"airmass":1.02,"alt":78.88,"az":273.8,"t":"2037-04-06T11:05:00Z","terrain":0.0},{"above_terrain":true,"airmass":1.02,"alt":77.95,"az":274.3,"t":"2037-04-06T11:10:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.03,"alt":77.02,"az":274.8,"t":"2037-04-06T11:15:00Z","terrain":0.07},{"above_terrain":true,"airmass":1.03,"alt":76.09,"az":275.3,"t":"2037-04-06T11:20:00Z","terrain":0.06},{"above_terrain":true,"airmass":1.03,"alt":75.15,"az":275.8,"t":"2037-04-06T11:25:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.04,"alt":74.22,"az":276.3,"t":"2037-04-06T11:30:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.04,"alt":73.29,"az":276.7,"t":"2037-04-06T11:35:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.05,"alt":72.36,"az":277.2,"t":"2037-04-06T11:40:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.05,"alt":71.44,"az":277.7,"t":"2037-04-06T11:45:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.06,"alt":70.51,"az":278.1,"t":"2037-04-06T11:50:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.07,"alt":69.58,"az":278.6,"t":"2037-04-06T11:55:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.07,"alt":68.66,"az":279.0,"t":"2037-04-06T12:00:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.08,"alt":67.73,"az":279.5,"t":"2037-04-06T12:05:00Z","terrain":-0.08},{"above_terrain":true,"airmass":1.09,"alt":66.81,"az":280.0,"t":"2037-04-06T12:10:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.1,"alt":65.89,"az":280.4,"t":"2037-04-06T12:15:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.1,"alt":64.97,"az":280.9,"t":"2037-04-06T12:20:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.11,"alt":64.05,"az":281.3,"t":"2037-04-06T12:25:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.12,"alt":63.14,"az":281.8,"t":"2037-04-06T12:30:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.13,"alt":62.22,"az":282.2,"t":"2037-04-06T12:35:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.14,"alt":61.31,"az":282.7,"t":"2037-04-06T12:40:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.15,"alt":60.39,"az":283.2,"t":"2037-04-06T12:45:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.16,"alt":59.48,"az":283.6,"t":"2037-04-06T12:50:00Z","terrain":0.07},{"above_terrain":true,"airmass":1.17,"alt":58.57,"az":284.1,"t":"2037-04-06T12:55:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.18,"alt":57.67,"az":284.5,"t":"2037-04-06T13:00:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.19,"alt":56.76,"az":285.0,"t":"2037-04-06T13:05:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.21,"alt":55.86,"az":285.5,"t":"2037-04-06T13:10:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.22,"alt":54.96,"az":285.9,"t":"2037-04-06T13:15:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.23,"alt":54.06,"az":286.4,"t":"2037-04-06T13:20:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.25,"alt":53.16,"az":286.9,"t":"2037-04-06T13:25:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.26,"alt":52.27,"az":287.3,"t":"2037-04-06T13:30:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.28,"alt":51.38,"az":287.8,"t":"2037-04-06T13:35:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.3,"alt":50.49,"az":288.3,"t":"2037-04-06T13:40:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.31,"alt":49.6,"az":288.8,"t":"2037-04-06T13:45:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.33,"alt":48.71,"az":289.3,"t":"2037-04-06T13:50:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.35,"alt":47.83,"az":289.7,"t":"2037-04-06T13:55:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.37,"alt":46.95,"az":290.2,"t":"2037-04-06T14:00:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.39,"alt":46.08,"az":290.7,"t":"2037-04-06T14:05:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.41,"alt":45.2,"az":291.2,"t":"2037-04-06T14:10:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.43,"alt":44.33,"az":291.7,"t":"2037-04-06T14:15:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.45,"alt":43.46,"az":292.2,"t":"2037-04-06T14:20:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.48,"alt":42.6,"az":292.7,"t":"2037-04-06T14:25:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.5,"alt":41.73,"az":293.2,"t":"2037-04-06T14:30:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.53,"alt":40.88,"az":293.7,"t":"2037-04-06T14:35:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.55,"alt":40.02,"az":294.2,"t":"2037-04-06T14:40:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.58,"alt":39.17,"az":294.7,"t":"2037-04-06T14:45:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.61,"alt":38.32,"az":295.2,"t":"2037-04-06T14:50:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.64,"alt":37.48,"az":295.8,"t":"2037-04-06T14:55:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.67,"alt":36.63,"az":296.3,"t":"2037-04-06T15:00:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.71,"alt":35.8,"az":296.8,"t":"2037-04-06T15:05:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.74,"alt":34.96,"az":297.3,"t":"2037-04-06T15:10:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.78,"alt":34.13,"az":297.9,"t":"2037-04-06T15:15:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.82,"alt":33.31,"az":298.4,"t":"2037-04-06T15:20:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.86,"alt":32.49,"az":299.0,"t":"2037-04-06T15:25:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.9,"alt":31.67,"az":299.5,"t":"2037-04-06T15:30:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.94,"alt":30.86,"az":300.1,"t":"2037-04-06T15:35:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.99,"alt":30.05,"az":300.6,"t":"2037-04-06T15:40:00Z","terrain":0.34},{"above_terrain":true,"airmass":2.04,"alt":29.25,"az":301.2,"t":"2037-04-06T15:45:00Z","terrain":0.28},{"above_terrain":true,"airmass":2.09,"alt":28.45,"az":301.7,"t":"2037-04-06T15:50:00Z","terrain":0.14},{"above_terrain":true,"airmass":2.15,"alt":27.66,"az":302.3,"t":"2037-04-06T15:55:00Z","terrain":-0.02},{"above_terrain":true,"airmass":2.2,"alt":26.87,"az":302.9,"t":"2037-04-06T16:00:00Z","terrain":-0.19},{"above_terrain":true,"airmass":2.27,"alt":26.08,"az":303.5,"t":"2037-04-06T16:05:00Z","terrain":-0.17},{"above_terrain":true,"airmass":2.33,"alt":25.31,"az":304.0,"t":"2037-04-06T16:10:00Z","terrain":-0.11},{"above_terrain":true,"airmass":2.4,"alt":24.53,"az":304.6,"t":"2037-04-06T16:15:00Z","terrain":-0.22},{"above_terrain":true,"airmass":2.47,"alt":23.77,"az":305.2,"t":"2037-04-06T16:20:00Z","terrain":-0.26},{"above_terrain":true,"airmass":2.55,"alt":23.0,"az":305.8,"t":"2037-04-06T16:25:00Z","terrain":-0.19},{"above_terrain":true,"airmass":2.63,"alt":22.25,"az":306.4,"t":"2037-04-06T16:30:00Z","terrain":-0.02},{"above_terrain":true,"airmass":2.71,"alt":21.5,"az":307.0,"t":"2037-04-06T16:35:00Z","terrain":0.19},{"above_terrain":true,"airmass":2.8,"alt":20.75,"az":307.7,"t":"2037-04-06T16:40:00Z","terrain":0.27},{"above_terrain":true,"airmass":2.9,"alt":20.02,"az":308.3,"t":"2037-04-06T16:45:00Z","terrain":0.28},{"above_terrain":true,"airmass":3.0,"alt":19.29,"az":308.9,"t":"2037-04-06T16:50:00Z","terrain":0.19},{"above_terrain":true,"airmass":3.12,"alt":18.56,"az":309.5,"t":"2037-04-06T16:55:00Z","terrain":0.2},{"above_terrain":true,"airmass":3.23,"alt":17.84,"az":310.2,"t":"2037-04-06T17:00:00Z","terrain":0.24},{"above_terrain":true,"airmass":3.36,"alt":17.13,"az":310.8,"t":"2037-04-06T17:05:00Z","terrain":0.33},{"above_terrain":true,"airmass":3.5,"alt":16.42,"az":311.5,"t":"2037-04-06T17:10:00Z","terrain":0.26},{"above_terrain":true,"airmass":3.65,"alt":15.73,"az":312.1,"t":"2037-04-06T17:15:00Z","terrain":0.15},{"above_terrain":true,"airmass":3.8,"alt":15.04,"az":312.8,"t":"2037-04-06T17:20:00Z","terrain":0.24},{"above_terrain":true,"airmass":3.98,"alt":14.35,"az":313.4,"t":"2037-04-06T17:25:00Z","terrain":0.36},{"above_terrain":true,"airmass":4.16,"alt":13.68,"az":314.1,"t":"2037-04-06T17:30:00Z","terrain":0.48},{"above_terrain":true,"airmass":4.36,"alt":13.01,"az":314.8,"t":"2037-04-06T17:35:00Z","terrain":0.54},{"above_terrain":true,"airmass":4.58,"alt":12.35,"az":315.5,"t":"2037-04-06T17:40:00Z","terrain":0.52},{"above_terrain":true,"airmass":4.82,"alt":11.7,"az":316.2,"t":"2037-04-06T17:45:00Z","terrain":0.45},{"above_terrain":true,"airmass":5.09,"alt":11.05,"az":316.9,"t":"2037-04-06T17:50:00Z","terrain":0.33},{"above_terrain":true,"airmass":5.38,"alt":10.42,"az":317.6,"t":"2037-04-06T17:55:00Z","terrain":0.32},{"above_terrain":true,"airmass":5.7,"alt":9.79,"az":318.3,"t":"2037-04-06T18:00:00Z","terrain":0.2},{"above_terrain":true,"airmass":6.05,"alt":9.17,"az":319.0,"t":"2037-04-06T18:05:00Z","terrain":-0.13},{"above_terrain":true,"airmass":6.45,"alt":8.56,"az":319.7,"t":"2037-04-06T18:10:00Z","terrain":-0.18},{"above_terrain":true,"airmass":6.89,"alt":7.96,"az":320.4,"t":"2037-04-06T18:15:00Z","terrain":-0.2},{"above_terrain":true,"airmass":7.38,"alt":7.37,"az":321.2,"t":"2037-04-06T18:20:00Z","terrain":-0.13},{"above_terrain":true,"airmass":7.94,"alt":6.79,"az":321.9,"t":"2037-04-06T18:25:00Z","terrain":0.18},{"above_terrain":true,"airmass":8.58,"alt":6.21,"az":322.7,"t":"2037-04-06T18:30:00Z","terrain":0.12},{"above_terrain":true,"airmass":9.31,"alt":5.65,"az":323.4,"t":"2037-04-06T18:35:00Z","terrain":-0.04},{"above_terrain":true,"airmass":10.14,"alt":5.1,"az":324.2,"t":"2037-04-06T18:40:00Z","terrain":-0.21},{"above_terrain":true,"airmass":11.11,"alt":4.56,"az":325.0,"t":"2037-04-06T18:45:00Z","terrain":-0.19},{"above_terrain":true,"airmass":12.25,"alt":4.02,"az":325.7,"t":"2037-04-06T18:50:00Z","terrain":-0.23},{"above_terrain":true,"airmass":13.58,"alt":3.5,"az":326.5,"t":"2037-04-06T18:55:00Z","terrain":-0.32},{"above_terrain":true,"airmass":15.18,"alt":2.99,"az":327.3,"t":"2037-04-06T19:00:00Z","terrain":-0.34},{"above_terrain":true,"airmass":17.1,"alt":2.49,"az":328.1,"t":"2037-04-06T19:05:00Z","terrain":-0.22},{"above_terrain":true,"airmass":19.42,"alt":2.0,"az":328.9,"t":"2037-04-06T19:10:00Z","terrain":-0.14},{"above_terrain":true,"airmass":22.28,"alt":1.52,"az":329.7,"t":"2037-04-06T19:15:00Z","terrain":-0.29},{"above_terrain":true,"airmass":25.81,"alt":1.06,"az":330.5,"t":"2037-04-06T19:20:00Z","terrain":-0.37},{"above_terrain":true,"airmass":30.19,"alt":0.6,"az":331.3,"t":"2037-04-06T19:25:00Z","terrain":-0.3},{"above_terrain":true,"airmass":35.62,"alt":0.16,"az":332.2,"t":"2037-04-06T19:30:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-0.27,"az":333.0,"t":"2037-04-06T19:35:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-0.69,"az":333.9,"t":"2037-04-06T19:40:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-1.1,"az":334.7,"t":"2037-04-06T19:45:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-1.49,"az":335.6,"t":"2037-04-06T19:50:00Z","terrain":-0.72},{"above_terrain":false,"airmass":null,"alt":-1.87,"az":336.4,"t":"2037-04-06T19:55:00Z","terrain":-0.79},{"above_terrain":false,"airmass":null,"alt":-2.24,"az":337.3,"t":"2037-04-06T20:00:00Z","terrain":-0.66},{"above_terrain":false,"airmass":null,"alt":-2.59,"az":338.1,"t":"2037-04-06T20:05:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-2.93,"az":339.0,"t":"2037-04-06T20:10:00Z","terrain":-0.75},{"above_terrain":false,"airmass":null,"alt":-3.26,"az":339.9,"t":"2037-04-06T20:15:00Z","terrain":-0.55},{"above_terrain":false,"airmass":null,"alt":-3.58,"az":340.8,"t":"2037-04-06T20:20:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-3.88,"az":341.7,"t":"2037-04-06T20:25:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-4.17,"az":342.6,"t":"2037-04-06T20:30:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-4.44,"az":343.5,"t":"2037-04-06T20:35:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-4.7,"az":344.4,"t":"2037-04-06T20:40:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-4.94,"az":345.3,"t":"2037-04-06T20:45:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-5.17,"az":346.2,"t":"2037-04-06T20:50:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-5.39,"az":347.1,"t":"2037-04-06T20:55:00Z","terrain":-0.38},{"above_terrain":false,"airmass":null,"alt":-5.59,"az":348.0,"t":"2037-04-06T21:00:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-5.78,"az":349.0,"t":"2037-04-06T21:05:00Z","terrain":-0.0},{"above_terrain":false,"airmass":null,"alt":-5.95,"az":349.9,"t":"2037-04-06T21:10:00Z","terrain":0.13},{"above_terrain":false,"airmass":null,"alt":-6.11,"az":350.8,"t":"2037-04-06T21:15:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-6.25,"az":351.8,"t":"2037-04-06T21:20:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-6.37,"az":352.7,"t":"2037-04-06T21:25:00Z","terrain":0.43},{"above_terrain":false,"airmass":null,"alt":-6.48,"az":353.6,"t":"2037-04-06T21:30:00Z","terrain":0.58},{"above_terrain":false,"airmass":null,"alt":-6.58,"az":354.6,"t":"2037-04-06T21:35:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-6.66,"az":355.5,"t":"2037-04-06T21:40:00Z","terrain":0.69},{"above_terrain":false,"airmass":null,"alt":-6.73,"az":356.5,"t":"2037-04-06T21:45:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-6.78,"az":357.4,"t":"2037-04-06T21:50:00Z","terrain":0.7},{"above_terrain":false,"airmass":null,"alt":-6.81,"az":358.4,"t":"2037-04-06T21:55:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-6.83,"az":359.3,"t":"2037-04-06T22:00:00Z","terrain":0.58},{"above_terrain":false,"airmass":null,"alt":-6.83,"az":0.2,"t":"2037-04-06T22:05:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-6.82,"az":1.2,"t":"2037-04-06T22:10:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-6.8,"az":2.1,"t":"2037-04-06T22:15:00Z","terrain":0.09},{"above_terrain":false,"airmass":null,"alt":-6.75,"az":3.1,"t":"2037-04-06T22:20:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-6.69,"az":4.0,"t":"2037-04-06T22:25:00Z","terrain":-0.28},{"above_terrain":false,"airmass":null,"alt":-6.62,"az":5.0,"t":"2037-04-06T22:30:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-6.53,"az":5.9,"t":"2037-04-06T22:35:00Z","terrain":-0.58},{"above_terrain":false,"airmass":null,"alt":-6.43,"az":6.9,"t":"2037-04-06T22:40:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-6.31,"az":7.8,"t":"2037-04-06T22:45:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-6.17,"az":8.7,"t":"2037-04-06T22:50:00Z","terrain":-0.59},{"above_terrain":false,"airmass":null,"alt":-6.03,"az":9.7,"t":"2037-04-06T22:55:00Z","terrain":-0.62},{"above_terrain":false,"airmass":null,"alt":-5.86,"az":10.6,"t":"2037-04-06T23:00:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-5.68,"az":11.5,"t":"2037-04-06T23:05:00Z","terrain":-0.29},{"above_terrain":false,"airmass":null,"alt":-5.49,"az":12.4,"t":"2037-04-06T23:10:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-5.28,"az":13.4,"t":"2037-04-06T23:15:00Z","terrain":-0.01},{"above_terrain":false,"airmass":null,"alt":-5.05,"az":14.3,"t":"2037-04-06T23:20:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-4.82,"az":15.2,"t":"2037-04-06T23:25:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-4.56,"az":16.1,"t":"2037-04-06T23:30:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-4.3,"az":17.0,"t":"2037-04-06T23:35:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-4.02,"az":17.9,"t":"2037-04-06T23:40:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-3.72,"az":18.8,"t":"2037-04-06T23:45:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-3.41,"az":19.7,"t":"2037-04-06T23:50:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-3.09,"az":20.6,"t":"2037-04-06T23:55:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-2.76,"az":21.4,"t":"2037-04-07T00:00:00Z","terrain":0.82},{"above_terrain":false,"airmass":null,"alt":-2.41,"az":22.3,"t":"2037-04-07T00:05:00Z","terrain":1.04},{"above_terrain":false,"airmass":null,"alt":-2.05,"az":23.2,"t":"2037-04-07T00:10:00Z","terrain":1.12},{"above_terrain":false,"airmass":null,"alt":-1.67,"az":24.0,"t":"2037-04-07T00:15:00Z","terrain":0.93},{"above_terrain":false,"airmass":null,"alt":-1.28,"az":24.9,"t":"2037-04-07T00:20:00Z","terrain":1.19},{"above_terrain":false,"airmass":null,"alt":-0.88,"az":25.7,"t":"2037-04-07T00:25:00Z","terrain":1.31},{"above_terrain":false,"airmass":null,"alt":-0.47,"az":26.6,"t":"2037-04-07T00:30:00Z","terrain":1.3},{"above_terrain":false,"airmass":null,"alt":-0.05,"az":27.4,"t":"2037-04-07T00:35:00Z","terrain":1.24},{"above_terrain":false,"airmass":32.65,"alt":0.39,"az":28.3,"t":"2037-04-07T00:40:00Z","terrain":1.14},{"above_terrain":false,"airmass":27.78,"alt":0.84,"az":29.1,"t":"2037-04-07T00:45:00Z","terrain":1.01},{"above_terrain":true,"airmass":23.87,"alt":1.3,"az":29.9,"t":"2037-04-07T00:50:00Z","terrain":1.13},{"above_terrain":true,"airmass":20.71,"alt":1.77,"az":30.7,"t":"2037-04-07T00:55:00Z","terrain":1.26},{"above_terrain":true,"airmass":18.15,"alt":2.26,"az":31.5,"t":"2037-04-07T01:00:00Z","terrain":1.32},{"above_terrain":true,"airmass":16.05,"alt":2.75,"az":32.3,"t":"2037-04-07T01:05:00Z","terrain":1.22},{"above_terrain":true,"airmass":14.31,"alt":3.26,"az":33.1,"t":"2037-04-07T01:10:00Z","terrain":0.93},{"above_terrain":true,"airmass":12.86,"alt":3.77,"az":33.9,"t":"2037-04-07T01:15:00Z","terrain":0.49},{"above_terrain":true,"airmass":11.63,"alt":4.3,"az":34.7,"t":"2037-04-07T01:20:00Z","terrain":0.17},{"above_terrain":true,"airmass":10.59,"alt":4.84,"az":35.4,"t":"2037-04-07T01:25:00Z","terrain":0.04},{"above_terrain":true,"airmass":9.69,"alt":5.39,"az":36.2,"t":"2037-04-07T01:30:00Z","terrain":0.0},{"above_terrain":true,"airmass":8.91,"alt":5.94,"az":37.0,"t":"2037-04-07T01:35:00Z","terrain":-0.09},{"above_terrain":true,"airmass":8.24,"alt":6.51,"az":37.7,"t":"2037-04-07T01:40:00Z","terrain":-0.18},{"above_terrain":true,"airmass":7.64,"alt":7.09,"az":38.5,"t":"2037-04-07T01:45:00Z","terrain":-0.19},{"above_terrain":true,"airmass":7.12,"alt":7.68,"az":39.2,"t":"2037-04-07T01:50:00Z","terrain":-0.14},{"above_terrain":true,"airmass":6.65,"alt":8.27,"az":39.9,"t":"2037-04-07T01:55:00Z","terrain":-0.06},{"above_terrain":true,"airmass":6.24,"alt":8.88,"az":40.7,"t":"2037-04-07T02:00:00Z","terrain":-0.0},{"above_terrain":true,"airmass":5.86,"alt":9.49,"az":41.4,"t":"2037-04-07T02:05:00Z","terrain":0.06},{"above_terrain":true,"airmass":5.53,"alt":10.12,"az":42.1,"t":"2037-04-07T02:10:00Z","terrain":0.13},{"above_terrain":true,"airmass":5.22,"alt":10.75,"az":42.8,"t":"2037-04-07T02:15:00Z","terrain":0.22},{"above_terrain":true,"airmass":4.95,"alt":11.39,"az":43.5,"t":"2037-04-07T02:20:00Z","terrain":0.33},{"above_terrain":true,"airmass":4.7,"alt":12.04,"az":44.2,"t":"2037-04-07T02:25:00Z","terrain":0.44},{"above_terrain":true,"airmass":4.47,"alt":12.69,"az":44.9,"t":"2037-04-07T02:30:00Z","terrain":0.56},{"above_terrain":true,"airmass":4.26,"alt":13.36,"az":45.6,"t":"2037-04-07T02:35:00Z","terrain":0.63},{"above_terrain":true,"airmass":4.06,"alt":14.03,"az":46.2,"t":"2037-04-07T02:40:00Z","terrain":0.66},{"above_terrain":true,"airmass":3.88,"alt":14.71,"az":46.9,"t":"2037-04-07T02:45:00Z","terrain":0.62},{"above_terrain":true,"airmass":3.72,"alt":15.4,"az":47.6,"t":"2037-04-07T02:50:00Z","terrain":0.56},{"above_terrain":true,"airmass":3.57,"alt":16.09,"az":48.2,"t":"2037-04-07T02:55:00Z","terrain":0.5},{"above_terrain":true,"airmass":3.43,"alt":16.79,"az":48.9,"t":"2037-04-07T03:00:00Z","terrain":0.42},{"above_terrain":true,"airmass":3.29,"alt":17.5,"az":49.5,"t":"2037-04-07T03:05:00Z","terrain":0.4},{"above_terrain":true,"airmass":3.17,"alt":18.22,"az":50.2,"t":"2037-04-07T03:10:00Z","terrain":0.42},{"above_terrain":true,"airmass":3.06,"alt":18.94,"az":50.8,"t":"2037-04-07T03:15:00Z","terrain":0.5},{"above_terrain":true,"airmass":2.95,"alt":19.67,"az":51.4,"t":"2037-04-07T03:20:00Z","terrain":0.57},{"above_terrain":true,"airmass":2.85,"alt":20.4,"az":52.1,"t":"2037-04-07T03:25:00Z","terrain":0.64},{"above_terrain":true,"airmass":2.76,"alt":21.14,"az":52.7,"t":"2037-04-07T03:30:00Z","terrain":0.77},{"above_terrain":true,"airmass":2.67,"alt":21.89,"az":53.3,"t":"2037-04-07T03:35:00Z","terrain":0.88},{"above_terrain":true,"airmass":2.58,"alt":22.64,"az":53.9,"t":"2037-04-07T03:40:00Z","terrain":0.98},{"above_terrain":true,"airmass":2.51,"alt":23.4,"az":54.5,"t":"2037-04-07T03:45:00Z","terrain":1.04},{"above_terrain":true,"airmass":2.43,"alt":24.17,"az":55.1,"t":"2037-04-07T03:50:00Z","terrain":1.08},{"above_terrain":true,"airmass":2.36,"alt":24.94,"az":55.7,"t":"2037-04-07T03:55:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.3,"alt":25.71,"az":56.3,"t":"2037-04-07T04:00:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.23,"alt":26.49,"az":56.8,"t":"2037-04-07T04:05:00Z","terrain":1.07},{"above_terrain":true,"airmass":2.17,"alt":27.28,"az":57.4,"t":"2037-04-07T04:10:00Z","terrain":1.15},{"above_terrain":true,"airmass":2.12,"alt":28.07,"az":58.0,"t":"2037-04-07T04:15:00Z","terrain":1.25},{"above_terrain":true,"airmass":2.06,"alt":28.87,"az":58.6,"t":"2037-04-07T04:20:00Z","terrain":1.23},{"above_terrain":true,"airmass":2.01,"alt":29.67,"az":59.1,"t":"2037-04-07T04:25:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.97,"alt":30.47,"az":59.7,"t":"2037-04-07T04:30:00Z","terrain":1.18},{"above_terrain":true,"airmass":1.92,"alt":31.28,"az":60.2,"t":"2037-04-07T04:35:00Z","terrain":1.15},{"above_terrain":true,"airmass":1.88,"alt":32.1,"az":60.8,"t":"2037-04-07T04:40:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.84,"alt":32.92,"az":61.3,"t":"2037-04-07T04:45:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.8,"alt":33.74,"az":61.9,"t":"2037-04-07T04:50:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.76,"alt":34.57,"az":62.4,"t":"2037-04-07T04:55:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.72,"alt":35.4,"az":62.9,"t":"2037-04-07T05:00:00Z","terrain":0.92},{"above_terrain":true,"airmass":1.69,"alt":36.23,"az":63.5,"t":"2037-04-07T05:05:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.66,"alt":37.07,"az":64.0,"t":"2037-04-07T05:10:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.62,"alt":37.92,"az":64.5,"t":"2037-04-07T05:15:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.59,"alt":38.76,"az":65.0,"t":"2037-04-07T05:20:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.57,"alt":39.61,"az":65.5,"t":"2037-04-07T05:25:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.54,"alt":40.47,"az":66.1,"t":"2037-04-07T05:30:00Z","terrain":0.84},{"above_terrain":true,"airmass":1.51,"alt":41.32,"az":66.6,"t":"2037-04-07T05:35:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.49,"alt":42.19,"az":67.1,"t":"2037-04-07T05:40:00Z","terrain":0.93},{"above_terrain":true,"airmass":1.46,"alt":43.05,"az":67.6,"t":"2037-04-07T05:45:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.44,"alt":43.92,"az":68.1,"t":"2037-04-07T05:50:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.42,"alt":44.79,"az":68.6,"t":"2037-04-07T05:55:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.4,"alt":45.66,"az":69.1,"t":"2037-04-07T06:00:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.38,"alt":46.53,"az":69.5,"t":"2037-04-07T06:05:00Z","terrain":1.14},{"above_terrain":true,"airmass":1.36,"alt":47.41,"az":70.0,"t":"2037-04-07T06:10:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.34,"alt":48.29,"az":70.5,"t":"2037-04-07T06:15:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.32,"alt":49.18,"az":71.0,"t":"2037-04-07T06:20:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.3,"alt":50.06,"az":71.5,"t":"2037-04-07T06:25:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.29,"alt":50.95,"az":72.0,"t":"2037-04-07T06:30:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.27,"alt":51.84,"az":72.4,"t":"2037-04-07T06:35:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.26,"alt":52.74,"az":72.9,"t":"2037-04-07T06:40:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.24,"alt":53.63,"az":73.4,"t":"2037-04-07T06:45:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.23,"alt":54.53,"az":73.8,"t":"2037-04-07T06:50:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.21,"alt":55.43,"az":74.3,"t":"2037-04-07T06:55:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.2,"alt":56.33,"az":74.8,"t":"2037-04-07T07:00:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.19,"alt":57.24,"az":75.2,"t":"2037-04-07T07:05:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.18,"alt":58.14,"az":75.7,"t":"2037-04-07T07:10:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.17,"alt":59.05,"az":76.2,"t":"2037-04-07T07:15:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.15,"alt":59.96,"az":76.6,"t":"2037-04-07T07:20:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.14,"alt":60.87,"az":77.1,"t":"2037-04-07T07:25:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.13,"alt":61.78,"az":77.5,"t":"2037-04-07T07:30:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.12,"alt":62.7,"az":78.0,"t":"2037-04-07T07:35:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.12,"alt":63.61,"az":78.5,"t":"2037-04-07T07:40:00Z","terrain":0.6},{"above_terrain":true,"airmass":1.11,"alt":64.53,"az":78.9,"t":"2037-04-07T07:45:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.1,"alt":65.45,"az":79.4,"t":"2037-04-07T07:50:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.09,"alt":66.37,"az":79.8,"t":"2037-04-07T07:55:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.08,"alt":67.29,"az":80.3,"t":"2037-04-07T08:00:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.08,"alt":68.22,"az":80.7,"t":"2037-04-07T08:05:00Z","terrain":0.62},{"above_terrain":true,"airmass":1.07,"alt":69.14,"az":81.2,"t":"2037-04-07T08:10:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.06,"alt":70.07,"az":81.7,"t":"2037-04-07T08:15:00Z","terrain":0.76},{"above_terrain":true,"airmass":1.06,"alt":70.99,"az":82.1,"t":"2037-04-07T08:20:00Z","terrain":0.76},{"above_terrain":true,"airmass":1.05,"alt":71.92,"az":82.6,"t":"2037-04-07T08:25:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.05,"alt":72.85,"az":83.0,"t":"2037-04-07T08:30:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.04,"alt":73.78,"az":83.5,"t":"2037-04-07T08:35:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.04,"alt":74.71,"az":84.0,"t":"2037-04-07T08:40:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.03,"alt":75.64,"az":84.5,"t":"2037-04-07T08:45:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.03,"alt":76.57,"az":84.9,"t":"2037-04-07T08:50:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.02,"alt":77.51,"az":85.4,"t":"2037-04-07T08:55:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.02,"alt":78.44,"az":85.9,"t":"2037-04-07T09:00:00Z","terrain":0.18}],"transit":{"airmass":1.0,"alt":89.7,"az":150.7,"t":"2037-04-06T10:05:00Z"},"usable_hours":0,"verdict":"none","zenith_passage":true},"warnings":["No cloud data for this night (beyond the 4-day forecast, or not yet in the archive) \u2014 the score is geometry only."]}