{"assessment":{"best_window":{"end":"2031-04-12T02:10Z","end_local":"05:10","hours":0.5,"label":"good","mean_quality":0.61,"start":"2031-04-12T01:40Z","start_local":"04:40"},"cost":{"altitude":5.92,"clouds":0.0,"darkness":1.27,"moon":0.75},"formula":"astronomy = 100 * min(1, sky_hours / reference_hours) * peak_sky; overall = astronomy * score_weather / 100 (null when the weather is unknown)","hard_limit":null,"headline":"Astronomically barely \u2014 weather unknown","hourly":[{"alt":-26,"cloud":null,"high":null,"iso":"2031-04-11T17:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-47,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"20:00","wind":null},{"alt":-24,"cloud":null,"high":null,"iso":"2031-04-11T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-36,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"21:00","wind":null},{"alt":-20,"cloud":null,"high":null,"iso":"2031-04-11T19:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-25,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":-14,"cloud":null,"high":null,"iso":"2031-04-11T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-15,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":-5,"cloud":null,"high":null,"iso":"2031-04-11T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-5,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":4,"cloud":null,"high":null,"iso":"2031-04-11T22:00Z","label":"unusable","low":null,"mid":null,"moon_alt":4,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":14,"cloud":null,"high":null,"iso":"2031-04-11T23:00Z","label":"unusable","low":null,"mid":null,"moon_alt":13,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":25,"cloud":null,"high":null,"iso":"2031-04-12T00:00Z","label":"marginal","low":null,"mid":null,"moon_alt":19,"precip":null,"q":0.43,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":36,"cloud":null,"high":null,"iso":"2031-04-12T01:00Z","label":"marginal","low":null,"mid":null,"moon_alt":24,"precip":null,"q":0.57,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":48,"cloud":null,"high":null,"iso":"2031-04-12T02:00Z","label":"good","low":null,"mid":null,"moon_alt":26,"precip":null,"q":0.62,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":58,"cloud":null,"high":null,"iso":"2031-04-12T03:00Z","label":"poor","low":null,"mid":null,"moon_alt":26,"precip":null,"q":0.1,"rh":null,"sky":"nautical twilight","temp":null,"time":"06:00","wind":null}],"peak_quality":0.62,"peak_sky":0.62,"quality_hours":1.61,"reasons":["the target being low or below 20\u00b0 cost 5.9 quality-hours","daylight and twilight cost 1.3 quality-hours","moonlight cost 0.8 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":25,"score_weather":null,"sky_hours":1.61,"verdict":"unknown","verdict_astronomy":"poor","weather_known":false,"windows":[{"end":"2031-04-11T23:35Z","end_local":"02:35","hours":6.67,"label":"unusable","mean_quality":0.0,"start":"2031-04-11T16:55Z","start_local":"19:55"},{"end":"2031-04-12T01:40Z","end_local":"04:40","hours":2.08,"label":"marginal","mean_quality":0.51,"start":"2031-04-11T23:35Z","start_local":"02:35"},{"end":"2031-04-12T02:10Z","end_local":"05:10","hours":0.5,"label":"good","mean_quality":0.61,"start":"2031-04-12T01:40Z","start_local":"04:40"},{"end":"2031-04-12T02:45Z","end_local":"05:45","hours":0.58,"label":"marginal","mean_quality":0.32,"start":"2031-04-12T02:10Z","start_local":"05:10"},{"end":"2031-04-12T03:20Z","end_local":"06:20","hours":0.58,"label":"poor","mean_quality":0.1,"start":"2031-04-12T02:45Z","start_local":"05:45"},{"end":"2031-04-12T03:50Z","end_local":"06:50","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2031-04-12T03:20Z","start_local":"06:20"}]},"calculation_version":"2026-10-10.1","forecast":[],"forecast_source":"none","forecast_updated_at":null,"limits":{"good_alt":30.0,"usable_alt":20.0},"night":{"dark_from":"2031-04-11T18:35:44Z","dark_hours":7.53,"dark_to":"2031-04-12T02:07:48Z","moon":{"illumination":0.784,"phase":"waning gibbous","waxing":false},"moon_free_dark_hours":2.92,"moonrise":"2031-04-11T21:31:48Z","moonset":"2031-04-12T07:00:08Z","sunrise":"2031-04-12T03:46:29Z","sunset":"2031-04-11T16:56:58Z","twilight":{"astronomical":{"end":"2031-04-11T18:35:44Z","start":"2031-04-12T02:07:48Z"},"civil":{"end":"2031-04-11T17:25:36Z","start":"2031-04-12T03:17:54Z"},"nautical":{"end":"2031-04-11T17:59:49Z","start":"2031-04-12T02:43:42Z"}},"window_end":"2031-04-12T09:00:00Z","window_start":"2031-04-11T09:00:00Z"},"night_date":"2031-04-11","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.33,"alt":48.5,"t":"2031-04-12T02:05:00Z"},"dec":22.71085365,"dec_of_date":22.7988,"dec_str":"+22\u00b0 42' 39.1\"","good_hours":1.67,"limit_rise":"2031-04-11T23:31:19Z","limit_set":"2031-04-11T10:37:10Z","max_az_rate_deg_per_min":0.71,"moon_separation":61.3,"never_rises":false,"ra":300.18213726,"ra_of_date":300.5199,"ra_str":"20h 00m 43.7s","resolved":{"dec":22.71085365,"name":"HD 189733","ra":300.18213726,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=HD%20189733","source":"sesame","spectral_type":"K2V","type":"BY*","type_text":"BY Draconis variable \u2014 a spotted, rotating star","vmag":7.648},"summary":"Only 1.7 h above 30\u00b0, 2.6 h above 20\u00b0 \u2014 usable, at high airmass.","terrain":{"available":true,"behind_at":"2031-04-11T12:31:05Z","blocked_dark_hours":0,"clears_at":"2031-04-11T21:42:47Z","rise_az":267.8},"track":[{"above_terrain":true,"airmass":1.62,"alt":38.05,"az":267.8,"t":"2031-04-11T09:00:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.65,"alt":37.11,"az":268.7,"t":"2031-04-11T09:05:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.69,"alt":36.18,"az":269.5,"t":"2031-04-11T09:10:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.73,"alt":35.24,"az":270.3,"t":"2031-04-11T09:15:00Z","terrain":0.86},{"above_terrain":true,"airmass":1.77,"alt":34.31,"az":271.2,"t":"2031-04-11T09:20:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.81,"alt":33.37,"az":272.0,"t":"2031-04-11T09:25:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.86,"alt":32.43,"az":272.8,"t":"2031-04-11T09:30:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.91,"alt":31.5,"az":273.6,"t":"2031-04-11T09:35:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.96,"alt":30.57,"az":274.4,"t":"2031-04-11T09:40:00Z","terrain":0.02},{"above_terrain":true,"airmass":2.02,"alt":29.63,"az":275.2,"t":"2031-04-11T09:45:00Z","terrain":0.07},{"above_terrain":true,"airmass":2.08,"alt":28.7,"az":276.0,"t":"2031-04-11T09:50:00Z","terrain":-0.01},{"above_terrain":true,"airmass":2.14,"alt":27.77,"az":276.7,"t":"2031-04-11T09:55:00Z","terrain":-0.11},{"above_terrain":true,"airmass":2.21,"alt":26.84,"az":277.5,"t":"2031-04-11T10:00:00Z","terrain":-0.11},{"above_terrain":true,"airmass":2.28,"alt":25.92,"az":278.3,"t":"2031-04-11T10:05:00Z","terrain":-0.06},{"above_terrain":true,"airmass":2.36,"alt":24.99,"az":279.1,"t":"2031-04-11T10:10:00Z","terrain":-0.03},{"above_terrain":true,"airmass":2.44,"alt":24.07,"az":279.8,"t":"2031-04-11T10:15:00Z","terrain":-0.11},{"above_terrain":true,"airmass":2.53,"alt":23.15,"az":280.6,"t":"2031-04-11T10:20:00Z","terrain":-0.04},{"above_terrain":true,"airmass":2.63,"alt":22.23,"az":281.3,"t":"2031-04-11T10:25:00Z","terrain":-0.02},{"above_terrain":true,"airmass":2.73,"alt":21.31,"az":282.1,"t":"2031-04-11T10:30:00Z","terrain":-0.12},{"above_terrain":true,"airmass":2.85,"alt":20.4,"az":282.9,"t":"2031-04-11T10:35:00Z","terrain":-0.03},{"above_terrain":true,"airmass":2.98,"alt":19.49,"az":283.6,"t":"2031-04-11T10:40:00Z","terrain":0.07},{"above_terrain":true,"airmass":3.11,"alt":18.58,"az":284.4,"t":"2031-04-11T10:45:00Z","terrain":0.16},{"above_terrain":true,"airmass":3.26,"alt":17.67,"az":285.1,"t":"2031-04-11T10:50:00Z","terrain":0.23},{"above_terrain":true,"airmass":3.43,"alt":16.77,"az":285.9,"t":"2031-04-11T10:55:00Z","terrain":0.22},{"above_terrain":true,"airmass":3.61,"alt":15.87,"az":286.6,"t":"2031-04-11T11:00:00Z","terrain":0.31},{"above_terrain":true,"airmass":3.82,"alt":14.98,"az":287.4,"t":"2031-04-11T11:05:00Z","terrain":0.29},{"above_terrain":true,"airmass":4.05,"alt":14.09,"az":288.2,"t":"2031-04-11T11:10:00Z","terrain":0.17},{"above_terrain":true,"airmass":4.3,"alt":13.2,"az":288.9,"t":"2031-04-11T11:15:00Z","terrain":0.18},{"above_terrain":true,"airmass":4.6,"alt":12.32,"az":289.7,"t":"2031-04-11T11:20:00Z","terrain":0.25},{"above_terrain":true,"airmass":4.93,"alt":11.44,"az":290.4,"t":"2031-04-11T11:25:00Z","terrain":0.38},{"above_terrain":true,"airmass":5.31,"alt":10.56,"az":291.2,"t":"2031-04-11T11:30:00Z","terrain":0.5},{"above_terrain":true,"airmass":5.75,"alt":9.69,"az":292.0,"t":"2031-04-11T11:35:00Z","terrain":0.55},{"above_terrain":true,"airmass":6.27,"alt":8.83,"az":292.8,"t":"2031-04-11T11:40:00Z","terrain":0.35},{"above_terrain":true,"airmass":6.88,"alt":7.96,"az":293.5,"t":"2031-04-11T11:45:00Z","terrain":0.26},{"above_terrain":true,"airmass":7.62,"alt":7.11,"az":294.3,"t":"2031-04-11T11:50:00Z","terrain":0.24},{"above_terrain":true,"airmass":8.52,"alt":6.26,"az":295.1,"t":"2031-04-11T11:55:00Z","terrain":0.24},{"above_terrain":true,"airmass":9.65,"alt":5.41,"az":295.9,"t":"2031-04-11T12:00:00Z","terrain":0.32},{"above_terrain":true,"airmass":11.07,"alt":4.58,"az":296.7,"t":"2031-04-11T12:05:00Z","terrain":0.28},{"above_terrain":true,"airmass":12.94,"alt":3.74,"az":297.5,"t":"2031-04-11T12:10:00Z","terrain":0.19},{"above_terrain":true,"airmass":15.44,"alt":2.92,"az":298.3,"t":"2031-04-11T12:15:00Z","terrain":0.14},{"above_terrain":true,"airmass":18.94,"alt":2.09,"az":299.1,"t":"2031-04-11T12:20:00Z","terrain":0.19},{"above_terrain":true,"airmass":24.02,"alt":1.28,"az":299.9,"t":"2031-04-11T12:25:00Z","terrain":0.36},{"above_terrain":true,"airmass":31.67,"alt":0.47,"az":300.8,"t":"2031-04-11T12:30:00Z","terrain":0.33},{"above_terrain":false,"airmass":null,"alt":-0.33,"az":301.6,"t":"2031-04-11T12:35:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-1.12,"az":302.4,"t":"2031-04-11T12:40:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-1.91,"az":303.3,"t":"2031-04-11T12:45:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-2.69,"az":304.1,"t":"2031-04-11T12:50:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-3.46,"az":305.0,"t":"2031-04-11T12:55:00Z","terrain":-0.29},{"above_terrain":false,"airmass":null,"alt":-4.22,"az":305.9,"t":"2031-04-11T13:00:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-4.97,"az":306.8,"t":"2031-04-11T13:05:00Z","terrain":0.09},{"above_terrain":false,"airmass":null,"alt":-5.72,"az":307.6,"t":"2031-04-11T13:10:00Z","terrain":0.27},{"above_terrain":false,"airmass":null,"alt":-6.46,"az":308.5,"t":"2031-04-11T13:15:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-7.18,"az":309.4,"t":"2031-04-11T13:20:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-7.9,"az":310.4,"t":"2031-04-11T13:25:00Z","terrain":0.27},{"above_terrain":false,"airmass":null,"alt":-8.61,"az":311.3,"t":"2031-04-11T13:30:00Z","terrain":0.3},{"above_terrain":false,"airmass":null,"alt":-9.31,"az":312.2,"t":"2031-04-11T13:35:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-10.0,"az":313.2,"t":"2031-04-11T13:40:00Z","terrain":0.3},{"above_terrain":false,"airmass":null,"alt":-10.67,"az":314.1,"t":"2031-04-11T13:45:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-11.34,"az":315.1,"t":"2031-04-11T13:50:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-12.0,"az":316.0,"t":"2031-04-11T13:55:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-12.64,"az":317.0,"t":"2031-04-11T14:00:00Z","terrain":0.3},{"above_terrain":false,"airmass":null,"alt":-13.27,"az":318.0,"t":"2031-04-11T14:05:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-13.89,"az":319.0,"t":"2031-04-11T14:10:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-14.5,"az":320.0,"t":"2031-04-11T14:15:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-15.09,"az":321.1,"t":"2031-04-11T14:20:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-15.68,"az":322.1,"t":"2031-04-11T14:25:00Z","terrain":0.2},{"above_terrain":false,"airmass":null,"alt":-16.24,"az":323.1,"t":"2031-04-11T14:30:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-16.8,"az":324.2,"t":"2031-04-11T14:35:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-17.34,"az":325.3,"t":"2031-04-11T14:40:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-17.87,"az":326.3,"t":"2031-04-11T14:45:00Z","terrain":-0.29},{"above_terrain":false,"airmass":null,"alt":-18.38,"az":327.4,"t":"2031-04-11T14:50:00Z","terrain":-0.32},{"above_terrain":false,"airmass":null,"alt":-18.87,"az":328.5,"t":"2031-04-11T14:55:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-19.35,"az":329.6,"t":"2031-04-11T15:00:00Z","terrain":-0.27},{"above_terrain":false,"airmass":null,"alt":-19.82,"az":330.8,"t":"2031-04-11T15:05:00Z","terrain":-0.38},{"above_terrain":false,"airmass":null,"alt":-20.27,"az":331.9,"t":"2031-04-11T15:10:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-20.7,"az":333.0,"t":"2031-04-11T15:15:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-21.12,"az":334.2,"t":"2031-04-11T15:20:00Z","terrain":-0.3},{"above_terrain":false,"airmass":null,"alt":-21.52,"az":335.4,"t":"2031-04-11T15:25:00Z","terrain":-0.68},{"above_terrain":false,"airmass":null,"alt":-21.9,"az":336.5,"t":"2031-04-11T15:30:00Z","terrain":-0.78},{"above_terrain":false,"airmass":null,"alt":-22.26,"az":337.7,"t":"2031-04-11T15:35:00Z","terrain":-0.54},{"above_terrain":false,"airmass":null,"alt":-22.61,"az":338.9,"t":"2031-04-11T15:40:00Z","terrain":-0.73},{"above_terrain":false,"airmass":null,"alt":-22.93,"az":340.1,"t":"2031-04-11T15:45:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-23.24,"az":341.3,"t":"2031-04-11T15:50:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-23.53,"az":342.5,"t":"2031-04-11T15:55:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-23.8,"az":343.8,"t":"2031-04-11T16:00:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-24.06,"az":345.0,"t":"2031-04-11T16:05:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-24.29,"az":346.2,"t":"2031-04-11T16:10:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-24.5,"az":347.5,"t":"2031-04-11T16:15:00Z","terrain":-0.28},{"above_terrain":false,"airmass":null,"alt":-24.69,"az":348.7,"t":"2031-04-11T16:20:00Z","terrain":-0.04},{"above_terrain":false,"airmass":null,"alt":-24.87,"az":350.0,"t":"2031-04-11T16:25:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-25.02,"az":351.3,"t":"2031-04-11T16:30:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-25.15,"az":352.5,"t":"2031-04-11T16:35:00Z","terrain":0.39},{"above_terrain":false,"airmass":null,"alt":-25.26,"az":353.8,"t":"2031-04-11T16:40:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-25.35,"az":355.1,"t":"2031-04-11T16:45:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-25.42,"az":356.4,"t":"2031-04-11T16:50:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-25.47,"az":357.6,"t":"2031-04-11T16:55:00Z","terrain":0.67},{"above_terrain":false,"airmass":null,"alt":-25.5,"az":358.9,"t":"2031-04-11T17:00:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-25.51,"az":0.2,"t":"2031-04-11T17:05:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-25.49,"az":1.5,"t":"2031-04-11T17:10:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-25.46,"az":2.8,"t":"2031-04-11T17:15:00Z","terrain":-0.07},{"above_terrain":false,"airmass":null,"alt":-25.4,"az":4.0,"t":"2031-04-11T17:20:00Z","terrain":-0.28},{"above_terrain":false,"airmass":null,"alt":-25.33,"az":5.3,"t":"2031-04-11T17:25:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-25.23,"az":6.6,"t":"2031-04-11T17:30:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-25.11,"az":7.8,"t":"2031-04-11T17:35:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-24.98,"az":9.1,"t":"2031-04-11T17:40:00Z","terrain":-0.65},{"above_terrain":false,"airmass":null,"alt":-24.82,"az":10.4,"t":"2031-04-11T17:45:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-24.64,"az":11.6,"t":"2031-04-11T17:50:00Z","terrain":-0.26},{"above_terrain":false,"airmass":null,"alt":-24.44,"az":12.9,"t":"2031-04-11T17:55:00Z","terrain":-0.08},{"above_terrain":false,"airmass":null,"alt":-24.22,"az":14.1,"t":"2031-04-11T18:00:00Z","terrain":0.13},{"above_terrain":false,"airmass":null,"alt":-23.98,"az":15.4,"t":"2031-04-11T18:05:00Z","terrain":0.44},{"above_terrain":false,"airmass":null,"alt":-23.73,"az":16.6,"t":"2031-04-11T18:10:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-23.45,"az":17.8,"t":"2031-04-11T18:15:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-23.15,"az":19.0,"t":"2031-04-11T18:20:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-22.84,"az":20.2,"t":"2031-04-11T18:25:00Z","terrain":0.67},{"above_terrain":false,"airmass":null,"alt":-22.5,"az":21.4,"t":"2031-04-11T18:30:00Z","terrain":0.82},{"above_terrain":false,"airmass":null,"alt":-22.15,"az":22.6,"t":"2031-04-11T18:35:00Z","terrain":1.1},{"above_terrain":false,"airmass":null,"alt":-21.78,"az":23.8,"t":"2031-04-11T18:40:00Z","terrain":0.96},{"above_terrain":false,"airmass":null,"alt":-21.4,"az":25.0,"t":"2031-04-11T18:45:00Z","terrain":1.22},{"above_terrain":false,"airmass":null,"alt":-20.99,"az":26.2,"t":"2031-04-11T18:50:00Z","terrain":1.33},{"above_terrain":false,"airmass":null,"alt":-20.57,"az":27.3,"t":"2031-04-11T18:55:00Z","terrain":1.25},{"above_terrain":false,"airmass":null,"alt":-20.13,"az":28.4,"t":"2031-04-11T19:00:00Z","terrain":1.11},{"above_terrain":false,"airmass":null,"alt":-19.68,"az":29.6,"t":"2031-04-11T19:05:00Z","terrain":1.09},{"above_terrain":false,"airmass":null,"alt":-19.21,"az":30.7,"t":"2031-04-11T19:10:00Z","terrain":1.26},{"above_terrain":false,"airmass":null,"alt":-18.73,"az":31.8,"t":"2031-04-11T19:15:00Z","terrain":1.33},{"above_terrain":false,"airmass":null,"alt":-18.22,"az":32.9,"t":"2031-04-11T19:20:00Z","terrain":1.02},{"above_terrain":false,"airmass":null,"alt":-17.71,"az":34.0,"t":"2031-04-11T19:25:00Z","terrain":0.44},{"above_terrain":false,"airmass":null,"alt":-17.18,"az":35.1,"t":"2031-04-11T19:30:00Z","terrain":0.05},{"above_terrain":false,"airmass":null,"alt":-16.63,"az":36.1,"t":"2031-04-11T19:35:00Z","terrain":0.01},{"above_terrain":false,"airmass":null,"alt":-16.07,"az":37.2,"t":"2031-04-11T19:40:00Z","terrain":-0.11},{"above_terrain":false,"airmass":null,"alt":-15.5,"az":38.2,"t":"2031-04-11T19:45:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-14.92,"az":39.3,"t":"2031-04-11T19:50:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-14.32,"az":40.3,"t":"2031-04-11T19:55:00Z","terrain":-0.03},{"above_terrain":false,"airmass":null,"alt":-13.71,"az":41.3,"t":"2031-04-11T20:00:00Z","terrain":0.05},{"above_terrain":false,"airmass":null,"alt":-13.08,"az":42.3,"t":"2031-04-11T20:05:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-12.45,"az":43.3,"t":"2031-04-11T20:10:00Z","terrain":0.29},{"above_terrain":false,"airmass":null,"alt":-11.8,"az":44.3,"t":"2031-04-11T20:15:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-11.14,"az":45.2,"t":"2031-04-11T20:20:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-10.47,"az":46.2,"t":"2031-04-11T20:25:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-9.79,"az":47.1,"t":"2031-04-11T20:30:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-9.1,"az":48.1,"t":"2031-04-11T20:35:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-8.4,"az":49.0,"t":"2031-04-11T20:40:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-7.69,"az":49.9,"t":"2031-04-11T20:45:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-6.97,"az":50.8,"t":"2031-04-11T20:50:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-6.24,"az":51.7,"t":"2031-04-11T20:55:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-5.5,"az":52.6,"t":"2031-04-11T21:00:00Z","terrain":0.76},{"above_terrain":false,"airmass":null,"alt":-4.75,"az":53.5,"t":"2031-04-11T21:05:00Z","terrain":0.92},{"above_terrain":false,"airmass":null,"alt":-3.99,"az":54.4,"t":"2031-04-11T21:10:00Z","terrain":1.03},{"above_terrain":false,"airmass":null,"alt":-3.23,"az":55.3,"t":"2031-04-11T21:15:00Z","terrain":1.07},{"above_terrain":false,"airmass":null,"alt":-2.45,"az":56.1,"t":"2031-04-11T21:20:00Z","terrain":1.05},{"above_terrain":false,"airmass":null,"alt":-1.67,"az":57.0,"t":"2031-04-11T21:25:00Z","terrain":1.07},{"above_terrain":false,"airmass":null,"alt":-0.88,"az":57.8,"t":"2031-04-11T21:30:00Z","terrain":1.22},{"above_terrain":false,"airmass":null,"alt":-0.09,"az":58.6,"t":"2031-04-11T21:35:00Z","terrain":1.22},{"above_terrain":false,"airmass":29.02,"alt":0.71,"az":59.5,"t":"2031-04-11T21:40:00Z","terrain":1.19},{"above_terrain":true,"airmass":22.28,"alt":1.52,"az":60.3,"t":"2031-04-11T21:45:00Z","terrain":1.15},{"above_terrain":true,"airmass":17.76,"alt":2.34,"az":61.1,"t":"2031-04-11T21:50:00Z","terrain":1.08},{"above_terrain":true,"airmass":14.61,"alt":3.16,"az":61.9,"t":"2031-04-11T21:55:00Z","terrain":1.02},{"above_terrain":true,"airmass":12.32,"alt":3.99,"az":62.7,"t":"2031-04-11T22:00:00Z","terrain":0.94},{"above_terrain":true,"airmass":10.61,"alt":4.83,"az":63.5,"t":"2031-04-11T22:05:00Z","terrain":0.83},{"above_terrain":true,"airmass":9.28,"alt":5.67,"az":64.3,"t":"2031-04-11T22:10:00Z","terrain":0.77},{"above_terrain":true,"airmass":8.23,"alt":6.51,"az":65.1,"t":"2031-04-11T22:15:00Z","terrain":0.78},{"above_terrain":true,"airmass":7.39,"alt":7.37,"az":65.9,"t":"2031-04-11T22:20:00Z","terrain":0.82},{"above_terrain":true,"airmass":6.69,"alt":8.22,"az":66.7,"t":"2031-04-11T22:25:00Z","terrain":0.9},{"above_terrain":true,"airmass":6.1,"alt":9.09,"az":67.5,"t":"2031-04-11T22:30:00Z","terrain":0.96},{"above_terrain":true,"airmass":5.61,"alt":9.95,"az":68.2,"t":"2031-04-11T22:35:00Z","terrain":1.0},{"above_terrain":true,"airmass":5.19,"alt":10.82,"az":69.0,"t":"2031-04-11T22:40:00Z","terrain":1.05},{"above_terrain":true,"airmass":4.82,"alt":11.7,"az":69.8,"t":"2031-04-11T22:45:00Z","terrain":1.18},{"above_terrain":true,"airmass":4.5,"alt":12.58,"az":70.6,"t":"2031-04-11T22:50:00Z","terrain":1.24},{"above_terrain":true,"airmass":4.22,"alt":13.46,"az":71.3,"t":"2031-04-11T22:55:00Z","terrain":1.24},{"above_terrain":true,"airmass":3.98,"alt":14.35,"az":72.1,"t":"2031-04-11T23:00:00Z","terrain":1.18},{"above_terrain":true,"airmass":3.75,"alt":15.25,"az":72.8,"t":"2031-04-11T23:05:00Z","terrain":1.02},{"above_terrain":true,"airmass":3.56,"alt":16.14,"az":73.6,"t":"2031-04-11T23:10:00Z","terrain":0.84},{"above_terrain":true,"airmass":3.38,"alt":17.04,"az":74.4,"t":"2031-04-11T23:15:00Z","terrain":0.69},{"above_terrain":true,"airmass":3.22,"alt":17.94,"az":75.1,"t":"2031-04-11T23:20:00Z","terrain":0.64},{"above_terrain":true,"airmass":3.07,"alt":18.85,"az":75.9,"t":"2031-04-11T23:25:00Z","terrain":0.71},{"above_terrain":true,"airmass":2.94,"alt":19.76,"az":76.6,"t":"2031-04-11T23:30:00Z","terrain":0.71},{"above_terrain":true,"airmass":2.81,"alt":20.67,"az":77.4,"t":"2031-04-11T23:35:00Z","terrain":0.67},{"above_terrain":true,"airmass":2.7,"alt":21.59,"az":78.1,"t":"2031-04-11T23:40:00Z","terrain":0.62},{"above_terrain":true,"airmass":2.6,"alt":22.5,"az":78.9,"t":"2031-04-11T23:45:00Z","terrain":0.58},{"above_terrain":true,"airmass":2.5,"alt":23.42,"az":79.7,"t":"2031-04-11T23:50:00Z","terrain":0.5},{"above_terrain":true,"airmass":2.41,"alt":24.34,"az":80.4,"t":"2031-04-11T23:55:00Z","terrain":0.55},{"above_terrain":true,"airmass":2.33,"alt":25.27,"az":81.2,"t":"2031-04-12T00:00:00Z","terrain":0.7},{"above_terrain":true,"airmass":2.26,"alt":26.19,"az":81.9,"t":"2031-04-12T00:05:00Z","terrain":0.79},{"above_terrain":true,"airmass":2.19,"alt":27.12,"az":82.7,"t":"2031-04-12T00:10:00Z","terrain":0.56},{"above_terrain":true,"airmass":2.12,"alt":28.05,"az":83.5,"t":"2031-04-12T00:15:00Z","terrain":0.43},{"above_terrain":true,"airmass":2.06,"alt":28.98,"az":84.3,"t":"2031-04-12T00:20:00Z","terrain":0.36},{"above_terrain":true,"airmass":2.0,"alt":29.91,"az":85.1,"t":"2031-04-12T00:25:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.95,"alt":30.85,"az":85.8,"t":"2031-04-12T00:30:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.89,"alt":31.78,"az":86.6,"t":"2031-04-12T00:35:00Z","terrain":0.11},{"above_terrain":true,"airmass":1.85,"alt":32.72,"az":87.4,"t":"2031-04-12T00:40:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.8,"alt":33.65,"az":88.3,"t":"2031-04-12T00:45:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.76,"alt":34.59,"az":89.1,"t":"2031-04-12T00:50:00Z","terrain":-0.2},{"above_terrain":true,"airmass":1.72,"alt":35.52,"az":89.9,"t":"2031-04-12T00:55:00Z","terrain":-0.22},{"above_terrain":true,"airmass":1.68,"alt":36.46,"az":90.7,"t":"2031-04-12T01:00:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.64,"alt":37.39,"az":91.6,"t":"2031-04-12T01:05:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.61,"alt":38.33,"az":92.4,"t":"2031-04-12T01:10:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.58,"alt":39.26,"az":93.3,"t":"2031-04-12T01:15:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.55,"alt":40.2,"az":94.2,"t":"2031-04-12T01:20:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.52,"alt":41.13,"az":95.1,"t":"2031-04-12T01:25:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.49,"alt":42.06,"az":96.0,"t":"2031-04-12T01:30:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.46,"alt":42.99,"az":96.9,"t":"2031-04-12T01:35:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.44,"alt":43.92,"az":97.9,"t":"2031-04-12T01:40:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.42,"alt":44.85,"az":98.9,"t":"2031-04-12T01:45:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.39,"alt":45.77,"az":99.9,"t":"2031-04-12T01:50:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.37,"alt":46.69,"az":100.9,"t":"2031-04-12T01:55:00Z","terrain":0.11},{"above_terrain":true,"airmass":1.35,"alt":47.61,"az":101.9,"t":"2031-04-12T02:00:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.33,"alt":48.52,"az":103.0,"t":"2031-04-12T02:05:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.32,"alt":49.43,"az":104.0,"t":"2031-04-12T02:10:00Z","terrain":0.0},{"above_terrain":true,"airmass":1.3,"alt":50.34,"az":105.1,"t":"2031-04-12T02:15:00Z","terrain":-0.27},{"above_terrain":true,"airmass":1.28,"alt":51.24,"az":106.3,"t":"2031-04-12T02:20:00Z","terrain":-0.63},{"above_terrain":true,"airmass":1.27,"alt":52.13,"az":107.5,"t":"2031-04-12T02:25:00Z","terrain":-0.76},{"above_terrain":true,"airmass":1.25,"alt":53.02,"az":108.7,"t":"2031-04-12T02:30:00Z","terrain":-1.11},{"above_terrain":true,"airmass":1.24,"alt":53.91,"az":109.9,"t":"2031-04-12T02:35:00Z","terrain":-1.15},{"above_terrain":true,"airmass":1.22,"alt":54.78,"az":111.2,"t":"2031-04-12T02:40:00Z","terrain":-1.34},{"above_terrain":true,"airmass":1.21,"alt":55.65,"az":112.6,"t":"2031-04-12T02:45:00Z","terrain":-1.41},{"above_terrain":true,"airmass":1.2,"alt":56.51,"az":113.9,"t":"2031-04-12T02:50:00Z","terrain":-1.61},{"above_terrain":true,"airmass":1.19,"alt":57.36,"az":115.4,"t":"2031-04-12T02:55:00Z","terrain":-1.49},{"above_terrain":true,"airmass":1.18,"alt":58.2,"az":116.9,"t":"2031-04-12T03:00:00Z","terrain":-1.61},{"above_terrain":true,"airmass":1.17,"alt":59.03,"az":118.4,"t":"2031-04-12T03:05:00Z","terrain":-1.44},{"above_terrain":true,"airmass":1.16,"alt":59.85,"az":120.0,"t":"2031-04-12T03:10:00Z","terrain":-1.24},{"above_terrain":true,"airmass":1.15,"alt":60.65,"az":121.7,"t":"2031-04-12T03:15:00Z","terrain":-1.21},{"above_terrain":true,"airmass":1.14,"alt":61.44,"az":123.4,"t":"2031-04-12T03:20:00Z","terrain":-1.43},{"above_terrain":true,"airmass":1.13,"alt":62.21,"az":125.3,"t":"2031-04-12T03:25:00Z","terrain":-1.63},{"above_terrain":true,"airmass":1.12,"alt":62.97,"az":127.2,"t":"2031-04-12T03:30:00Z","terrain":-1.52},{"above_terrain":true,"airmass":1.11,"alt":63.71,"az":129.1,"t":"2031-04-12T03:35:00Z","terrain":-1.2},{"above_terrain":true,"airmass":1.11,"alt":64.42,"az":131.2,"t":"2031-04-12T03:40:00Z","terrain":-1.68},{"above_terrain":true,"airmass":1.1,"alt":65.11,"az":133.4,"t":"2031-04-12T03:45:00Z","terrain":-1.61},{"above_terrain":true,"airmass":1.1,"alt":65.78,"az":135.7,"t":"2031-04-12T03:50:00Z","terrain":-1.23},{"above_terrain":true,"airmass":1.09,"alt":66.42,"az":138.0,"t":"2031-04-12T03:55:00Z","terrain":-1.15},{"above_terrain":true,"airmass":1.09,"alt":67.03,"az":140.5,"t":"2031-04-12T04:00:00Z","terrain":-1.21},{"above_terrain":true,"airmass":1.08,"alt":67.61,"az":143.1,"t":"2031-04-12T04:05:00Z","terrain":-1.37},{"above_terrain":true,"airmass":1.08,"alt":68.15,"az":145.8,"t":"2031-04-12T04:10:00Z","terrain":-1.51},{"above_terrain":true,"airmass":1.07,"alt":68.66,"az":148.6,"t":"2031-04-12T04:15:00Z","terrain":-1.44},{"above_terrain":true,"airmass":1.07,"alt":69.13,"az":151.6,"t":"2031-04-12T04:20:00Z","terrain":-1.24},{"above_terrain":true,"airmass":1.07,"alt":69.55,"az":154.6,"t":"2031-04-12T04:25:00Z","terrain":-1.07},{"above_terrain":true,"airmass":1.06,"alt":69.93,"az":157.8,"t":"2031-04-12T04:30:00Z","terrain":-1.06},{"above_terrain":true,"airmass":1.06,"alt":70.26,"az":161.0,"t":"2031-04-12T04:35:00Z","terrain":-1.17},{"above_terrain":true,"airmass":1.06,"alt":70.54,"az":164.4,"t":"2031-04-12T04:40:00Z","terrain":-1.48},{"above_terrain":true,"airmass":1.06,"alt":70.76,"az":167.8,"t":"2031-04-12T04:45:00Z","terrain":-0.99},{"above_terrain":true,"airmass":1.06,"alt":70.93,"az":171.3,"t":"2031-04-12T04:50:00Z","terrain":-0.63},{"above_terrain":true,"airmass":1.06,"alt":71.04,"az":174.8,"t":"2031-04-12T04:55:00Z","terrain":-0.45},{"above_terrain":true,"airmass":1.06,"alt":71.1,"az":178.4,"t":"2031-04-12T05:00:00Z","terrain":-0.4},{"above_terrain":true,"airmass":1.06,"alt":71.1,"az":181.9,"t":"2031-04-12T05:05:00Z","terrain":-0.68},{"above_terrain":true,"airmass":1.06,"alt":71.04,"az":185.5,"t":"2031-04-12T05:10:00Z","terrain":-0.66},{"above_terrain":true,"airmass":1.06,"alt":70.92,"az":189.0,"t":"2031-04-12T05:15:00Z","terrain":-0.59},{"above_terrain":true,"airmass":1.06,"alt":70.74,"az":192.5,"t":"2031-04-12T05:20:00Z","terrain":-0.43},{"above_terrain":true,"airmass":1.06,"alt":70.51,"az":195.9,"t":"2031-04-12T05:25:00Z","terrain":-0.63},{"above_terrain":true,"airmass":1.06,"alt":70.23,"az":199.3,"t":"2031-04-12T05:30:00Z","terrain":-0.31},{"above_terrain":true,"airmass":1.06,"alt":69.9,"az":202.5,"t":"2031-04-12T05:35:00Z","terrain":-0.56},{"above_terrain":true,"airmass":1.07,"alt":69.52,"az":205.6,"t":"2031-04-12T05:40:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.07,"alt":69.09,"az":208.7,"t":"2031-04-12T05:45:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.07,"alt":68.62,"az":211.6,"t":"2031-04-12T05:50:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.08,"alt":68.11,"az":214.4,"t":"2031-04-12T05:55:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.08,"alt":67.56,"az":217.1,"t":"2031-04-12T06:00:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.09,"alt":66.98,"az":219.7,"t":"2031-04-12T06:05:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.09,"alt":66.37,"az":222.2,"t":"2031-04-12T06:10:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.1,"alt":65.72,"az":224.5,"t":"2031-04-12T06:15:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.1,"alt":65.05,"az":226.8,"t":"2031-04-12T06:20:00Z","terrain":0.91},{"above_terrain":true,"airmass":1.11,"alt":64.36,"az":229.0,"t":"2031-04-12T06:25:00Z","terrain":1.3},{"above_terrain":true,"airmass":1.12,"alt":63.64,"az":231.0,"t":"2031-04-12T06:30:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.12,"alt":62.9,"az":233.0,"t":"2031-04-12T06:35:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.13,"alt":62.15,"az":234.9,"t":"2031-04-12T06:40:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.14,"alt":61.37,"az":236.7,"t":"2031-04-12T06:45:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.15,"alt":60.58,"az":238.5,"t":"2031-04-12T06:50:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.16,"alt":59.78,"az":240.1,"t":"2031-04-12T06:55:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.17,"alt":58.96,"az":241.7,"t":"2031-04-12T07:00:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.18,"alt":58.13,"az":243.3,"t":"2031-04-12T07:05:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.19,"alt":57.29,"az":244.7,"t":"2031-04-12T07:10:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.2,"alt":56.44,"az":246.2,"t":"2031-04-12T07:15:00Z","terrain":1.15},{"above_terrain":true,"airmass":1.21,"alt":55.58,"az":247.6,"t":"2031-04-12T07:20:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.22,"alt":54.71,"az":248.9,"t":"2031-04-12T07:25:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.24,"alt":53.83,"az":250.2,"t":"2031-04-12T07:30:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.25,"alt":52.95,"az":251.4,"t":"2031-04-12T07:35:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.27,"alt":52.06,"az":252.6,"t":"2031-04-12T07:40:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.28,"alt":51.16,"az":253.8,"t":"2031-04-12T07:45:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.3,"alt":50.26,"az":254.9,"t":"2031-04-12T07:50:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.32,"alt":49.35,"az":256.1,"t":"2031-04-12T07:55:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.34,"alt":48.44,"az":257.1,"t":"2031-04-12T08:00:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.35,"alt":47.53,"az":258.2,"t":"2031-04-12T08:05:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.37,"alt":46.61,"az":259.2,"t":"2031-04-12T08:10:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.4,"alt":45.69,"az":260.2,"t":"2031-04-12T08:15:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.42,"alt":44.77,"az":261.2,"t":"2031-04-12T08:20:00Z","terrain":0.87},{"above_terrain":true,"airmass":1.44,"alt":43.84,"az":262.2,"t":"2031-04-12T08:25:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.47,"alt":42.91,"az":263.1,"t":"2031-04-12T08:30:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.49,"alt":41.98,"az":264.1,"t":"2031-04-12T08:35:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.52,"alt":41.05,"az":265.0,"t":"2031-04-12T08:40:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.55,"alt":40.12,"az":265.9,"t":"2031-04-12T08:45:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.58,"alt":39.18,"az":266.8,"t":"2031-04-12T08:50:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.61,"alt":38.25,"az":267.6,"t":"2031-04-12T08:55:00Z","terrain":0.62},{"above_terrain":true,"airmass":1.65,"alt":37.31,"az":268.5,"t":"2031-04-12T09:00:00Z","terrain":0.7}],"transit":{"airmass":1.06,"alt":71.1,"az":178.4,"t":"2031-04-12T05:00:00Z"},"usable_hours":2.58,"verdict":"marginal","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."]}
