{"assessment":{"best_window":{"end":"2039-04-07T02:20Z","end_local":"05:20","hours":1.83,"label":"good","mean_quality":0.75,"start":"2039-04-07T00:30Z","start_local":"03:30"},"cost":{"altitude":6.38,"clouds":0.0,"darkness":1.17,"moon":0.22},"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 possible, with compromises \u2014 weather unknown","hourly":[{"alt":-25,"cloud":null,"high":null,"iso":"2039-04-06T17:00Z","label":"unusable","low":null,"mid":null,"moon_alt":34,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"20:00","wind":null},{"alt":-25,"cloud":null,"high":null,"iso":"2039-04-06T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":44,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"21:00","wind":null},{"alt":-22,"cloud":null,"high":null,"iso":"2039-04-06T19:00Z","label":"unusable","low":null,"mid":null,"moon_alt":52,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":-16,"cloud":null,"high":null,"iso":"2039-04-06T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":57,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":-8,"cloud":null,"high":null,"iso":"2039-04-06T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":57,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":1,"cloud":null,"high":null,"iso":"2039-04-06T22:00Z","label":"unusable","low":null,"mid":null,"moon_alt":53,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":11,"cloud":null,"high":null,"iso":"2039-04-06T23:00Z","label":"unusable","low":null,"mid":null,"moon_alt":45,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":22,"cloud":null,"high":null,"iso":"2039-04-07T00:00Z","label":"marginal","low":null,"mid":null,"moon_alt":36,"precip":null,"q":0.41,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":33,"cloud":null,"high":null,"iso":"2039-04-07T01:00Z","label":"good","low":null,"mid":null,"moon_alt":25,"precip":null,"q":0.73,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":44,"cloud":null,"high":null,"iso":"2039-04-07T02:00Z","label":"good","low":null,"mid":null,"moon_alt":14,"precip":null,"q":0.81,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":55,"cloud":null,"high":null,"iso":"2039-04-07T03:00Z","label":"poor","low":null,"mid":null,"moon_alt":3,"precip":null,"q":0.13,"rh":null,"sky":"nautical twilight","temp":null,"time":"06:00","wind":null}],"peak_quality":0.83,"peak_sky":0.83,"quality_hours":1.99,"reasons":["the target being low or below 20\u00b0 cost 6.4 quality-hours","daylight and twilight cost 1.2 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":41,"score_weather":null,"sky_hours":1.99,"verdict":"unknown","verdict_astronomy":"marginal","weather_known":false,"windows":[{"end":"2039-04-06T23:55Z","end_local":"02:55","hours":7.08,"label":"unusable","mean_quality":0.0,"start":"2039-04-06T16:50Z","start_local":"19:50"},{"end":"2039-04-07T00:30Z","end_local":"03:30","hours":0.58,"label":"marginal","mean_quality":0.48,"start":"2039-04-06T23:55Z","start_local":"02:55"},{"end":"2039-04-07T02:20Z","end_local":"05:20","hours":1.83,"label":"good","mean_quality":0.75,"start":"2039-04-07T00:30Z","start_local":"03:30"},{"end":"2039-04-07T02:55Z","end_local":"05:55","hours":0.58,"label":"marginal","mean_quality":0.43,"start":"2039-04-07T02:20Z","start_local":"05:20"},{"end":"2039-04-07T03:30Z","end_local":"06:30","hours":0.58,"label":"poor","mean_quality":0.14,"start":"2039-04-07T02:55Z","start_local":"05:55"},{"end":"2039-04-07T03:55Z","end_local":"06:55","hours":0.42,"label":"unusable","mean_quality":0.0,"start":"2039-04-07T03:30Z","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":"2039-04-06T18:28:39Z","dark_hours":7.81,"dark_to":"2039-04-07T02:17:29Z","moon":{"illumination":0.933,"phase":"waxing gibbous","waxing":true},"moon_free_dark_hours":0.0,"moonrise":"2039-04-06T13:49:01Z","moonset":"2039-04-07T03:16:47Z","sunrise":"2039-04-07T03:54:32Z","sunset":"2039-04-06T16:51:31Z","twilight":{"astronomical":{"end":"2039-04-06T18:28:39Z","start":"2039-04-07T02:17:29Z"},"civil":{"end":"2039-04-06T17:19:51Z","start":"2039-04-07T03:26:14Z"},"nautical":{"end":"2039-04-06T17:53:33Z","start":"2039-04-07T02:52:34Z"}},"window_end":"2039-04-07T09:00:00Z","window_start":"2039-04-06T09:00:00Z"},"night_date":"2039-04-06","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.37,"alt":46.7,"t":"2039-04-07T02:15:00Z"},"dec":22.71085365,"dec_of_date":22.8214,"dec_str":"+22\u00b0 42' 39.1\"","good_hours":1.5,"limit_rise":"2039-04-06T23:50:59Z","limit_set":"2039-04-06T10:57:00Z","max_az_rate_deg_per_min":0.71,"moon_separation":121.2,"never_rises":false,"ra":300.18213726,"ra_of_date":300.6061,"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 1.5 h above 30\u00b0, 2.4 h above 20\u00b0 \u2014 usable, at high airmass.","terrain":{"available":true,"behind_at":"2039-04-06T12:50:57Z","blocked_dark_hours":0,"clears_at":"2039-04-06T22:02:27Z","rise_az":264.3},"track":[{"above_terrain":true,"airmass":1.5,"alt":41.75,"az":264.3,"t":"2039-04-06T09:00:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.53,"alt":40.82,"az":265.2,"t":"2039-04-06T09:05:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.56,"alt":39.89,"az":266.1,"t":"2039-04-06T09:10:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.59,"alt":38.95,"az":267.0,"t":"2039-04-06T09:15:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.62,"alt":38.02,"az":267.9,"t":"2039-04-06T09:20:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.66,"alt":37.08,"az":268.7,"t":"2039-04-06T09:25:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.69,"alt":36.14,"az":269.6,"t":"2039-04-06T09:30:00Z","terrain":0.84},{"above_terrain":true,"airmass":1.73,"alt":35.21,"az":270.4,"t":"2039-04-06T09:35:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.77,"alt":34.27,"az":271.2,"t":"2039-04-06T09:40:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.82,"alt":33.34,"az":272.1,"t":"2039-04-06T09:45:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.86,"alt":32.4,"az":272.9,"t":"2039-04-06T09:50:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.91,"alt":31.47,"az":273.7,"t":"2039-04-06T09:55:00Z","terrain":0.03},{"above_terrain":true,"airmass":1.96,"alt":30.53,"az":274.5,"t":"2039-04-06T10:00:00Z","terrain":0.02},{"above_terrain":true,"airmass":2.02,"alt":29.6,"az":275.2,"t":"2039-04-06T10:05:00Z","terrain":0.07},{"above_terrain":true,"airmass":2.08,"alt":28.67,"az":276.0,"t":"2039-04-06T10:10:00Z","terrain":-0.01},{"above_terrain":true,"airmass":2.14,"alt":27.74,"az":276.8,"t":"2039-04-06T10:15:00Z","terrain":-0.11},{"above_terrain":true,"airmass":2.21,"alt":26.81,"az":277.6,"t":"2039-04-06T10:20:00Z","terrain":-0.11},{"above_terrain":true,"airmass":2.28,"alt":25.88,"az":278.3,"t":"2039-04-06T10:25:00Z","terrain":-0.06},{"above_terrain":true,"airmass":2.36,"alt":24.96,"az":279.1,"t":"2039-04-06T10:30:00Z","terrain":-0.03},{"above_terrain":true,"airmass":2.44,"alt":24.04,"az":279.9,"t":"2039-04-06T10:35:00Z","terrain":-0.12},{"above_terrain":true,"airmass":2.53,"alt":23.12,"az":280.6,"t":"2039-04-06T10:40:00Z","terrain":-0.03},{"above_terrain":true,"airmass":2.63,"alt":22.2,"az":281.4,"t":"2039-04-06T10:45:00Z","terrain":-0.03},{"above_terrain":true,"airmass":2.74,"alt":21.28,"az":282.2,"t":"2039-04-06T10:50:00Z","terrain":-0.11},{"above_terrain":true,"airmass":2.85,"alt":20.37,"az":282.9,"t":"2039-04-06T10:55:00Z","terrain":-0.02},{"above_terrain":true,"airmass":2.98,"alt":19.46,"az":283.7,"t":"2039-04-06T11:00:00Z","terrain":0.08},{"above_terrain":true,"airmass":3.12,"alt":18.55,"az":284.4,"t":"2039-04-06T11:05:00Z","terrain":0.17},{"above_terrain":true,"airmass":3.27,"alt":17.64,"az":285.2,"t":"2039-04-06T11:10:00Z","terrain":0.23},{"above_terrain":true,"airmass":3.44,"alt":16.74,"az":285.9,"t":"2039-04-06T11:15:00Z","terrain":0.22},{"above_terrain":true,"airmass":3.62,"alt":15.84,"az":286.7,"t":"2039-04-06T11:20:00Z","terrain":0.32},{"above_terrain":true,"airmass":3.83,"alt":14.95,"az":287.4,"t":"2039-04-06T11:25:00Z","terrain":0.28},{"above_terrain":true,"airmass":4.06,"alt":14.06,"az":288.2,"t":"2039-04-06T11:30:00Z","terrain":0.17},{"above_terrain":true,"airmass":4.31,"alt":13.17,"az":289.0,"t":"2039-04-06T11:35:00Z","terrain":0.18},{"above_terrain":true,"airmass":4.61,"alt":12.29,"az":289.7,"t":"2039-04-06T11:40:00Z","terrain":0.26},{"above_terrain":true,"airmass":4.94,"alt":11.41,"az":290.5,"t":"2039-04-06T11:45:00Z","terrain":0.39},{"above_terrain":true,"airmass":5.32,"alt":10.53,"az":291.3,"t":"2039-04-06T11:50:00Z","terrain":0.51},{"above_terrain":true,"airmass":5.77,"alt":9.66,"az":292.0,"t":"2039-04-06T11:55:00Z","terrain":0.54},{"above_terrain":true,"airmass":6.29,"alt":8.8,"az":292.8,"t":"2039-04-06T12:00:00Z","terrain":0.33},{"above_terrain":true,"airmass":6.9,"alt":7.94,"az":293.6,"t":"2039-04-06T12:05:00Z","terrain":0.26},{"above_terrain":true,"airmass":7.65,"alt":7.08,"az":294.4,"t":"2039-04-06T12:10:00Z","terrain":0.24},{"above_terrain":true,"airmass":8.56,"alt":6.23,"az":295.2,"t":"2039-04-06T12:15:00Z","terrain":0.25},{"above_terrain":true,"airmass":9.68,"alt":5.39,"az":296.0,"t":"2039-04-06T12:20:00Z","terrain":0.33},{"above_terrain":true,"airmass":11.12,"alt":4.55,"az":296.8,"t":"2039-04-06T12:25:00Z","terrain":0.28},{"above_terrain":true,"airmass":13.0,"alt":3.72,"az":297.6,"t":"2039-04-06T12:30:00Z","terrain":0.18},{"above_terrain":true,"airmass":15.53,"alt":2.89,"az":298.4,"t":"2039-04-06T12:35:00Z","terrain":0.14},{"above_terrain":true,"airmass":19.06,"alt":2.07,"az":299.2,"t":"2039-04-06T12:40:00Z","terrain":0.21},{"above_terrain":true,"airmass":24.2,"alt":1.26,"az":300.0,"t":"2039-04-06T12:45:00Z","terrain":0.37},{"above_terrain":true,"airmass":31.94,"alt":0.45,"az":300.8,"t":"2039-04-06T12:50:00Z","terrain":0.33},{"above_terrain":false,"airmass":null,"alt":-0.35,"az":301.7,"t":"2039-04-06T12:55:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-1.14,"az":302.5,"t":"2039-04-06T13:00:00Z","terrain":-0.08},{"above_terrain":false,"airmass":null,"alt":-1.93,"az":303.3,"t":"2039-04-06T13:05:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-2.71,"az":304.2,"t":"2039-04-06T13:10:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-3.48,"az":305.1,"t":"2039-04-06T13:15:00Z","terrain":-0.28},{"above_terrain":false,"airmass":null,"alt":-4.24,"az":305.9,"t":"2039-04-06T13:20:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-4.99,"az":306.8,"t":"2039-04-06T13:25:00Z","terrain":0.11},{"above_terrain":false,"airmass":null,"alt":-5.74,"az":307.7,"t":"2039-04-06T13:30:00Z","terrain":0.28},{"above_terrain":false,"airmass":null,"alt":-6.47,"az":308.6,"t":"2039-04-06T13:35:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-7.2,"az":309.5,"t":"2039-04-06T13:40:00Z","terrain":0.2},{"above_terrain":false,"airmass":null,"alt":-7.92,"az":310.4,"t":"2039-04-06T13:45:00Z","terrain":0.28},{"above_terrain":false,"airmass":null,"alt":-8.63,"az":311.3,"t":"2039-04-06T13:50:00Z","terrain":0.29},{"above_terrain":false,"airmass":null,"alt":-9.32,"az":312.3,"t":"2039-04-06T13:55:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-10.01,"az":313.2,"t":"2039-04-06T14:00:00Z","terrain":0.31},{"above_terrain":false,"airmass":null,"alt":-10.69,"az":314.2,"t":"2039-04-06T14:05:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-11.35,"az":315.1,"t":"2039-04-06T14:10:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-12.01,"az":316.1,"t":"2039-04-06T14:15:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-12.65,"az":317.1,"t":"2039-04-06T14:20:00Z","terrain":0.3},{"above_terrain":false,"airmass":null,"alt":-13.28,"az":318.1,"t":"2039-04-06T14:25:00Z","terrain":0.3},{"above_terrain":false,"airmass":null,"alt":-13.9,"az":319.1,"t":"2039-04-06T14:30:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-14.51,"az":320.1,"t":"2039-04-06T14:35:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-15.1,"az":321.1,"t":"2039-04-06T14:40:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-15.68,"az":322.2,"t":"2039-04-06T14:45:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-16.25,"az":323.2,"t":"2039-04-06T14:50:00Z","terrain":0.02},{"above_terrain":false,"airmass":null,"alt":-16.81,"az":324.3,"t":"2039-04-06T14:55:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-17.35,"az":325.3,"t":"2039-04-06T15:00:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-17.87,"az":326.4,"t":"2039-04-06T15:05:00Z","terrain":-0.3},{"above_terrain":false,"airmass":null,"alt":-18.38,"az":327.5,"t":"2039-04-06T15:10:00Z","terrain":-0.31},{"above_terrain":false,"airmass":null,"alt":-18.88,"az":328.6,"t":"2039-04-06T15:15:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-19.36,"az":329.7,"t":"2039-04-06T15:20:00Z","terrain":-0.29},{"above_terrain":false,"airmass":null,"alt":-19.82,"az":330.8,"t":"2039-04-06T15:25:00Z","terrain":-0.38},{"above_terrain":false,"airmass":null,"alt":-20.27,"az":332.0,"t":"2039-04-06T15:30:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-20.7,"az":333.1,"t":"2039-04-06T15:35:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-21.12,"az":334.3,"t":"2039-04-06T15:40:00Z","terrain":-0.32},{"above_terrain":false,"airmass":null,"alt":-21.51,"az":335.4,"t":"2039-04-06T15:45:00Z","terrain":-0.69},{"above_terrain":false,"airmass":null,"alt":-21.89,"az":336.6,"t":"2039-04-06T15:50:00Z","terrain":-0.77},{"above_terrain":false,"airmass":null,"alt":-22.26,"az":337.8,"t":"2039-04-06T15:55:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-22.6,"az":339.0,"t":"2039-04-06T16:00:00Z","terrain":-0.74},{"above_terrain":false,"airmass":null,"alt":-22.93,"az":340.2,"t":"2039-04-06T16:05:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-23.24,"az":341.4,"t":"2039-04-06T16:10:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-23.53,"az":342.6,"t":"2039-04-06T16:15:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-23.8,"az":343.8,"t":"2039-04-06T16:20:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-24.05,"az":345.1,"t":"2039-04-06T16:25:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-24.28,"az":346.3,"t":"2039-04-06T16:30:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-24.49,"az":347.6,"t":"2039-04-06T16:35:00Z","terrain":-0.26},{"above_terrain":false,"airmass":null,"alt":-24.68,"az":348.8,"t":"2039-04-06T16:40:00Z","terrain":-0.03},{"above_terrain":false,"airmass":null,"alt":-24.85,"az":350.1,"t":"2039-04-06T16:45:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-25.0,"az":351.3,"t":"2039-04-06T16:50:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-25.13,"az":352.6,"t":"2039-04-06T16:55:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-25.25,"az":353.9,"t":"2039-04-06T17:00:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-25.33,"az":355.1,"t":"2039-04-06T17:05:00Z","terrain":0.64},{"above_terrain":false,"airmass":null,"alt":-25.4,"az":356.4,"t":"2039-04-06T17:10:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-25.45,"az":357.7,"t":"2039-04-06T17:15:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-25.48,"az":359.0,"t":"2039-04-06T17:20:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-25.49,"az":0.3,"t":"2039-04-06T17:25:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-25.47,"az":1.5,"t":"2039-04-06T17:30:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-25.44,"az":2.8,"t":"2039-04-06T17:35:00Z","terrain":-0.08},{"above_terrain":false,"airmass":null,"alt":-25.38,"az":4.1,"t":"2039-04-06T17:40:00Z","terrain":-0.29},{"above_terrain":false,"airmass":null,"alt":-25.3,"az":5.4,"t":"2039-04-06T17:45:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-25.2,"az":6.6,"t":"2039-04-06T17:50:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-25.09,"az":7.9,"t":"2039-04-06T17:55:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-24.95,"az":9.2,"t":"2039-04-06T18:00:00Z","terrain":-0.65},{"above_terrain":false,"airmass":null,"alt":-24.79,"az":10.4,"t":"2039-04-06T18:05:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-24.61,"az":11.7,"t":"2039-04-06T18:10:00Z","terrain":-0.25},{"above_terrain":false,"airmass":null,"alt":-24.41,"az":12.9,"t":"2039-04-06T18:15:00Z","terrain":-0.08},{"above_terrain":false,"airmass":null,"alt":-24.19,"az":14.2,"t":"2039-04-06T18:20:00Z","terrain":0.15},{"above_terrain":false,"airmass":null,"alt":-23.95,"az":15.4,"t":"2039-04-06T18:25:00Z","terrain":0.44},{"above_terrain":false,"airmass":null,"alt":-23.69,"az":16.7,"t":"2039-04-06T18:30:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-23.41,"az":17.9,"t":"2039-04-06T18:35:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-23.12,"az":19.1,"t":"2039-04-06T18:40:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-22.8,"az":20.3,"t":"2039-04-06T18:45:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-22.47,"az":21.5,"t":"2039-04-06T18:50:00Z","terrain":0.84},{"above_terrain":false,"airmass":null,"alt":-22.11,"az":22.7,"t":"2039-04-06T18:55:00Z","terrain":1.11},{"above_terrain":false,"airmass":null,"alt":-21.74,"az":23.9,"t":"2039-04-06T19:00:00Z","terrain":0.95},{"above_terrain":false,"airmass":null,"alt":-21.36,"az":25.0,"t":"2039-04-06T19:05:00Z","terrain":1.22},{"above_terrain":false,"airmass":null,"alt":-20.95,"az":26.2,"t":"2039-04-06T19:10:00Z","terrain":1.33},{"above_terrain":false,"airmass":null,"alt":-20.53,"az":27.3,"t":"2039-04-06T19:15:00Z","terrain":1.25},{"above_terrain":false,"airmass":null,"alt":-20.09,"az":28.5,"t":"2039-04-06T19:20:00Z","terrain":1.1},{"above_terrain":false,"airmass":null,"alt":-19.64,"az":29.6,"t":"2039-04-06T19:25:00Z","terrain":1.09},{"above_terrain":false,"airmass":null,"alt":-19.17,"az":30.7,"t":"2039-04-06T19:30:00Z","terrain":1.27},{"above_terrain":false,"airmass":null,"alt":-18.68,"az":31.8,"t":"2039-04-06T19:35:00Z","terrain":1.33},{"above_terrain":false,"airmass":null,"alt":-18.18,"az":32.9,"t":"2039-04-06T19:40:00Z","terrain":1.01},{"above_terrain":false,"airmass":null,"alt":-17.66,"az":34.0,"t":"2039-04-06T19:45:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-17.13,"az":35.1,"t":"2039-04-06T19:50:00Z","terrain":0.05},{"above_terrain":false,"airmass":null,"alt":-16.59,"az":36.2,"t":"2039-04-06T19:55:00Z","terrain":0.01},{"above_terrain":false,"airmass":null,"alt":-16.03,"az":37.2,"t":"2039-04-06T20:00:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-15.45,"az":38.3,"t":"2039-04-06T20:05:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-14.87,"az":39.3,"t":"2039-04-06T20:10:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-14.27,"az":40.3,"t":"2039-04-06T20:15:00Z","terrain":-0.03},{"above_terrain":false,"airmass":null,"alt":-13.66,"az":41.3,"t":"2039-04-06T20:20:00Z","terrain":0.05},{"above_terrain":false,"airmass":null,"alt":-13.03,"az":42.3,"t":"2039-04-06T20:25:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-12.4,"az":43.3,"t":"2039-04-06T20:30:00Z","terrain":0.3},{"above_terrain":false,"airmass":null,"alt":-11.75,"az":44.3,"t":"2039-04-06T20:35:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-11.09,"az":45.3,"t":"2039-04-06T20:40:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-10.42,"az":46.2,"t":"2039-04-06T20:45:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-9.74,"az":47.2,"t":"2039-04-06T20:50:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-9.05,"az":48.1,"t":"2039-04-06T20:55:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-8.35,"az":49.0,"t":"2039-04-06T21:00:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-7.63,"az":49.9,"t":"2039-04-06T21:05:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-6.91,"az":50.9,"t":"2039-04-06T21:10:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-6.18,"az":51.8,"t":"2039-04-06T21:15:00Z","terrain":0.61},{"above_terrain":false,"airmass":null,"alt":-5.44,"az":52.7,"t":"2039-04-06T21:20:00Z","terrain":0.77},{"above_terrain":false,"airmass":null,"alt":-4.69,"az":53.5,"t":"2039-04-06T21:25:00Z","terrain":0.93},{"above_terrain":false,"airmass":null,"alt":-3.94,"az":54.4,"t":"2039-04-06T21:30:00Z","terrain":1.03},{"above_terrain":false,"airmass":null,"alt":-3.17,"az":55.3,"t":"2039-04-06T21:35:00Z","terrain":1.07},{"above_terrain":false,"airmass":null,"alt":-2.4,"az":56.1,"t":"2039-04-06T21:40:00Z","terrain":1.05},{"above_terrain":false,"airmass":null,"alt":-1.62,"az":57.0,"t":"2039-04-06T21:45:00Z","terrain":1.07},{"above_terrain":false,"airmass":null,"alt":-0.83,"az":57.8,"t":"2039-04-06T21:50:00Z","terrain":1.22},{"above_terrain":false,"airmass":null,"alt":-0.03,"az":58.7,"t":"2039-04-06T21:55:00Z","terrain":1.22},{"above_terrain":false,"airmass":28.46,"alt":0.77,"az":59.5,"t":"2039-04-06T22:00:00Z","terrain":1.19},{"above_terrain":true,"airmass":21.91,"alt":1.58,"az":60.3,"t":"2039-04-06T22:05:00Z","terrain":1.14},{"above_terrain":true,"airmass":17.51,"alt":2.4,"az":61.1,"t":"2039-04-06T22:10:00Z","terrain":1.08},{"above_terrain":true,"airmass":14.43,"alt":3.22,"az":62.0,"t":"2039-04-06T22:15:00Z","terrain":1.01},{"above_terrain":true,"airmass":12.19,"alt":4.05,"az":62.8,"t":"2039-04-06T22:20:00Z","terrain":0.93},{"above_terrain":true,"airmass":10.51,"alt":4.88,"az":63.6,"t":"2039-04-06T22:25:00Z","terrain":0.83},{"above_terrain":true,"airmass":9.2,"alt":5.72,"az":64.4,"t":"2039-04-06T22:30:00Z","terrain":0.77},{"above_terrain":true,"airmass":8.17,"alt":6.57,"az":65.1,"t":"2039-04-06T22:35:00Z","terrain":0.78},{"above_terrain":true,"airmass":7.33,"alt":7.42,"az":65.9,"t":"2039-04-06T22:40:00Z","terrain":0.83},{"above_terrain":true,"airmass":6.65,"alt":8.28,"az":66.7,"t":"2039-04-06T22:45:00Z","terrain":0.9},{"above_terrain":true,"airmass":6.07,"alt":9.14,"az":67.5,"t":"2039-04-06T22:50:00Z","terrain":0.96},{"above_terrain":true,"airmass":5.58,"alt":10.01,"az":68.3,"t":"2039-04-06T22:55:00Z","terrain":1.01},{"above_terrain":true,"airmass":5.16,"alt":10.88,"az":69.0,"t":"2039-04-06T23:00:00Z","terrain":1.06},{"above_terrain":true,"airmass":4.8,"alt":11.76,"az":69.8,"t":"2039-04-06T23:05:00Z","terrain":1.19},{"above_terrain":true,"airmass":4.48,"alt":12.64,"az":70.6,"t":"2039-04-06T23:10:00Z","terrain":1.24},{"above_terrain":true,"airmass":4.21,"alt":13.52,"az":71.3,"t":"2039-04-06T23:15:00Z","terrain":1.24},{"above_terrain":true,"airmass":3.96,"alt":14.41,"az":72.1,"t":"2039-04-06T23:20:00Z","terrain":1.18},{"above_terrain":true,"airmass":3.74,"alt":15.3,"az":72.9,"t":"2039-04-06T23:25:00Z","terrain":1.02},{"above_terrain":true,"airmass":3.54,"alt":16.2,"az":73.6,"t":"2039-04-06T23:30:00Z","terrain":0.83},{"above_terrain":true,"airmass":3.37,"alt":17.1,"az":74.4,"t":"2039-04-06T23:35:00Z","terrain":0.69},{"above_terrain":true,"airmass":3.21,"alt":18.0,"az":75.1,"t":"2039-04-06T23:40:00Z","terrain":0.64},{"above_terrain":true,"airmass":3.06,"alt":18.91,"az":75.9,"t":"2039-04-06T23:45:00Z","terrain":0.71},{"above_terrain":true,"airmass":2.93,"alt":19.82,"az":76.6,"t":"2039-04-06T23:50:00Z","terrain":0.71},{"above_terrain":true,"airmass":2.81,"alt":20.73,"az":77.4,"t":"2039-04-06T23:55:00Z","terrain":0.67},{"above_terrain":true,"airmass":2.7,"alt":21.64,"az":78.2,"t":"2039-04-07T00:00:00Z","terrain":0.62},{"above_terrain":true,"airmass":2.59,"alt":22.56,"az":78.9,"t":"2039-04-07T00:05:00Z","terrain":0.58},{"above_terrain":true,"airmass":2.5,"alt":23.48,"az":79.7,"t":"2039-04-07T00:10:00Z","terrain":0.5},{"above_terrain":true,"airmass":2.41,"alt":24.4,"az":80.4,"t":"2039-04-07T00:15:00Z","terrain":0.55},{"above_terrain":true,"airmass":2.33,"alt":25.33,"az":81.2,"t":"2039-04-07T00:20:00Z","terrain":0.7},{"above_terrain":true,"airmass":2.25,"alt":26.25,"az":82.0,"t":"2039-04-07T00:25:00Z","terrain":0.8},{"above_terrain":true,"airmass":2.18,"alt":27.18,"az":82.7,"t":"2039-04-07T00:30:00Z","terrain":0.56},{"above_terrain":true,"airmass":2.12,"alt":28.11,"az":83.5,"t":"2039-04-07T00:35:00Z","terrain":0.42},{"above_terrain":true,"airmass":2.05,"alt":29.04,"az":84.3,"t":"2039-04-07T00:40:00Z","terrain":0.36},{"above_terrain":true,"airmass":2.0,"alt":29.97,"az":85.1,"t":"2039-04-07T00:45:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.94,"alt":30.91,"az":85.9,"t":"2039-04-07T00:50:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.89,"alt":31.84,"az":86.7,"t":"2039-04-07T00:55:00Z","terrain":0.1},{"above_terrain":true,"airmass":1.84,"alt":32.77,"az":87.5,"t":"2039-04-07T01:00:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.8,"alt":33.71,"az":88.3,"t":"2039-04-07T01:05:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.76,"alt":34.65,"az":89.1,"t":"2039-04-07T01:10:00Z","terrain":-0.2},{"above_terrain":true,"airmass":1.72,"alt":35.58,"az":89.9,"t":"2039-04-07T01:15:00Z","terrain":-0.22},{"above_terrain":true,"airmass":1.68,"alt":36.52,"az":90.8,"t":"2039-04-07T01:20:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.64,"alt":37.45,"az":91.6,"t":"2039-04-07T01:25:00Z","terrain":0.03},{"above_terrain":true,"airmass":1.61,"alt":38.39,"az":92.5,"t":"2039-04-07T01:30:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.58,"alt":39.32,"az":93.3,"t":"2039-04-07T01:35:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.55,"alt":40.26,"az":94.2,"t":"2039-04-07T01:40:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.52,"alt":41.19,"az":95.1,"t":"2039-04-07T01:45:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.49,"alt":42.12,"az":96.0,"t":"2039-04-07T01:50:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.46,"alt":43.05,"az":97.0,"t":"2039-04-07T01:55:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.44,"alt":43.98,"az":97.9,"t":"2039-04-07T02:00:00Z","terrain":0.68},{"above_terrain":true,"airmass":1.41,"alt":44.91,"az":98.9,"t":"2039-04-07T02:05:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.39,"alt":45.83,"az":99.9,"t":"2039-04-07T02:10:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.37,"alt":46.75,"az":100.9,"t":"2039-04-07T02:15:00Z","terrain":0.1},{"above_terrain":true,"airmass":1.35,"alt":47.67,"az":101.9,"t":"2039-04-07T02:20:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.33,"alt":48.58,"az":103.0,"t":"2039-04-07T02:25:00Z","terrain":-0.22},{"above_terrain":true,"airmass":1.31,"alt":49.49,"az":104.1,"t":"2039-04-07T02:30:00Z","terrain":-0.0},{"above_terrain":true,"airmass":1.3,"alt":50.4,"az":105.2,"t":"2039-04-07T02:35:00Z","terrain":-0.29},{"above_terrain":true,"airmass":1.28,"alt":51.3,"az":106.3,"t":"2039-04-07T02:40:00Z","terrain":-0.63},{"above_terrain":true,"airmass":1.26,"alt":52.19,"az":107.5,"t":"2039-04-07T02:45:00Z","terrain":-0.77},{"above_terrain":true,"airmass":1.25,"alt":53.08,"az":108.7,"t":"2039-04-07T02:50:00Z","terrain":-1.12},{"above_terrain":true,"airmass":1.24,"alt":53.97,"az":110.0,"t":"2039-04-07T02:55:00Z","terrain":-1.15},{"above_terrain":true,"airmass":1.22,"alt":54.84,"az":111.3,"t":"2039-04-07T03:00:00Z","terrain":-1.34},{"above_terrain":true,"airmass":1.21,"alt":55.71,"az":112.6,"t":"2039-04-07T03:05:00Z","terrain":-1.42},{"above_terrain":true,"airmass":1.2,"alt":56.57,"az":114.0,"t":"2039-04-07T03:10:00Z","terrain":-1.62},{"above_terrain":true,"airmass":1.19,"alt":57.42,"az":115.4,"t":"2039-04-07T03:15:00Z","terrain":-1.49},{"above_terrain":true,"airmass":1.18,"alt":58.26,"az":116.9,"t":"2039-04-07T03:20:00Z","terrain":-1.62},{"above_terrain":true,"airmass":1.16,"alt":59.09,"az":118.5,"t":"2039-04-07T03:25:00Z","terrain":-1.45},{"above_terrain":true,"airmass":1.16,"alt":59.9,"az":120.1,"t":"2039-04-07T03:30:00Z","terrain":-1.24},{"above_terrain":true,"airmass":1.15,"alt":60.71,"az":121.7,"t":"2039-04-07T03:35:00Z","terrain":-1.21},{"above_terrain":true,"airmass":1.14,"alt":61.5,"az":123.5,"t":"2039-04-07T03:40:00Z","terrain":-1.43},{"above_terrain":true,"airmass":1.13,"alt":62.27,"az":125.3,"t":"2039-04-07T03:45:00Z","terrain":-1.63},{"above_terrain":true,"airmass":1.12,"alt":63.02,"az":127.2,"t":"2039-04-07T03:50:00Z","terrain":-1.51},{"above_terrain":true,"airmass":1.11,"alt":63.76,"az":129.2,"t":"2039-04-07T03:55:00Z","terrain":-1.23},{"above_terrain":true,"airmass":1.11,"alt":64.47,"az":131.3,"t":"2039-04-07T04:00:00Z","terrain":-1.68},{"above_terrain":true,"airmass":1.1,"alt":65.16,"az":133.5,"t":"2039-04-07T04:05:00Z","terrain":-1.6},{"above_terrain":true,"airmass":1.1,"alt":65.83,"az":135.7,"t":"2039-04-07T04:10:00Z","terrain":-1.22},{"above_terrain":true,"airmass":1.09,"alt":66.47,"az":138.1,"t":"2039-04-07T04:15:00Z","terrain":-1.16},{"above_terrain":true,"airmass":1.09,"alt":67.08,"az":140.6,"t":"2039-04-07T04:20:00Z","terrain":-1.19},{"above_terrain":true,"airmass":1.08,"alt":67.66,"az":143.2,"t":"2039-04-07T04:25:00Z","terrain":-1.36},{"above_terrain":true,"airmass":1.08,"alt":68.2,"az":145.9,"t":"2039-04-07T04:30:00Z","terrain":-1.51},{"above_terrain":true,"airmass":1.07,"alt":68.7,"az":148.8,"t":"2039-04-07T04:35:00Z","terrain":-1.44},{"above_terrain":true,"airmass":1.07,"alt":69.17,"az":151.7,"t":"2039-04-07T04:40:00Z","terrain":-1.25},{"above_terrain":true,"airmass":1.07,"alt":69.59,"az":154.8,"t":"2039-04-07T04:45:00Z","terrain":-1.07},{"above_terrain":true,"airmass":1.06,"alt":69.97,"az":157.9,"t":"2039-04-07T04:50:00Z","terrain":-1.05},{"above_terrain":true,"airmass":1.06,"alt":70.29,"az":161.2,"t":"2039-04-07T04:55:00Z","terrain":-1.2},{"above_terrain":true,"airmass":1.06,"alt":70.57,"az":164.5,"t":"2039-04-07T05:00:00Z","terrain":-1.46},{"above_terrain":true,"airmass":1.06,"alt":70.79,"az":168.0,"t":"2039-04-07T05:05:00Z","terrain":-0.96},{"above_terrain":true,"airmass":1.06,"alt":70.96,"az":171.4,"t":"2039-04-07T05:10:00Z","terrain":-0.62},{"above_terrain":true,"airmass":1.06,"alt":71.07,"az":175.0,"t":"2039-04-07T05:15:00Z","terrain":-0.46},{"above_terrain":true,"airmass":1.06,"alt":71.12,"az":178.5,"t":"2039-04-07T05:20:00Z","terrain":-0.41},{"above_terrain":true,"airmass":1.06,"alt":71.12,"az":182.1,"t":"2039-04-07T05:25:00Z","terrain":-0.67},{"above_terrain":true,"airmass":1.06,"alt":71.05,"az":185.7,"t":"2039-04-07T05:30:00Z","terrain":-0.69},{"above_terrain":true,"airmass":1.06,"alt":70.93,"az":189.2,"t":"2039-04-07T05:35:00Z","terrain":-0.58},{"above_terrain":true,"airmass":1.06,"alt":70.76,"az":192.7,"t":"2039-04-07T05:40:00Z","terrain":-0.43},{"above_terrain":true,"airmass":1.06,"alt":70.52,"az":196.1,"t":"2039-04-07T05:45:00Z","terrain":-0.63},{"above_terrain":true,"airmass":1.06,"alt":70.24,"az":199.4,"t":"2039-04-07T05:50:00Z","terrain":-0.3},{"above_terrain":true,"airmass":1.06,"alt":69.9,"az":202.7,"t":"2039-04-07T05:55:00Z","terrain":-0.59},{"above_terrain":true,"airmass":1.07,"alt":69.52,"az":205.8,"t":"2039-04-07T06:00:00Z","terrain":0.03},{"above_terrain":true,"airmass":1.07,"alt":69.09,"az":208.8,"t":"2039-04-07T06:05:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.07,"alt":68.61,"az":211.8,"t":"2039-04-07T06:10:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.08,"alt":68.1,"az":214.6,"t":"2039-04-07T06:15:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.08,"alt":67.55,"az":217.3,"t":"2039-04-07T06:20:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.09,"alt":66.97,"az":219.9,"t":"2039-04-07T06:25:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.09,"alt":66.35,"az":222.3,"t":"2039-04-07T06:30:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.1,"alt":65.71,"az":224.7,"t":"2039-04-07T06:35:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.1,"alt":65.04,"az":226.9,"t":"2039-04-07T06:40:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.11,"alt":64.34,"az":229.1,"t":"2039-04-07T06:45:00Z","terrain":1.29},{"above_terrain":true,"airmass":1.12,"alt":63.62,"az":231.2,"t":"2039-04-07T06:50:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.12,"alt":62.89,"az":233.1,"t":"2039-04-07T06:55:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.13,"alt":62.13,"az":235.0,"t":"2039-04-07T07:00:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.14,"alt":61.35,"az":236.8,"t":"2039-04-07T07:05:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.15,"alt":60.56,"az":238.6,"t":"2039-04-07T07:10:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.16,"alt":59.76,"az":240.2,"t":"2039-04-07T07:15:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.17,"alt":58.94,"az":241.8,"t":"2039-04-07T07:20:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.18,"alt":58.11,"az":243.4,"t":"2039-04-07T07:25:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.19,"alt":57.26,"az":244.8,"t":"2039-04-07T07:30:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.2,"alt":56.41,"az":246.3,"t":"2039-04-07T07:35:00Z","terrain":1.14},{"above_terrain":true,"airmass":1.21,"alt":55.55,"az":247.6,"t":"2039-04-07T07:40:00Z","terrain":0.73},{"above_terrain":true,"airmass":1.22,"alt":54.68,"az":249.0,"t":"2039-04-07T07:45:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.24,"alt":53.8,"az":250.3,"t":"2039-04-07T07:50:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.25,"alt":52.92,"az":251.5,"t":"2039-04-07T07:55:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.27,"alt":52.03,"az":252.7,"t":"2039-04-07T08:00:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.28,"alt":51.13,"az":253.9,"t":"2039-04-07T08:05:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.3,"alt":50.23,"az":255.0,"t":"2039-04-07T08:10:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.32,"alt":49.32,"az":256.1,"t":"2039-04-07T08:15:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.34,"alt":48.41,"az":257.2,"t":"2039-04-07T08:20:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.36,"alt":47.5,"az":258.3,"t":"2039-04-07T08:25:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.38,"alt":46.58,"az":259.3,"t":"2039-04-07T08:30:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.4,"alt":45.66,"az":260.3,"t":"2039-04-07T08:35:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.42,"alt":44.73,"az":261.3,"t":"2039-04-07T08:40:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.44,"alt":43.81,"az":262.3,"t":"2039-04-07T08:45:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.47,"alt":42.88,"az":263.2,"t":"2039-04-07T08:50:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.49,"alt":41.95,"az":264.1,"t":"2039-04-07T08:55:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.52,"alt":41.02,"az":265.0,"t":"2039-04-07T09:00:00Z","terrain":0.39}],"transit":{"airmass":1.06,"alt":71.1,"az":178.5,"t":"2039-04-07T05:20:00Z"},"usable_hours":2.42,"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."]}
