{"assessment":{"best_window":{"end":"2039-08-31T02:10Z","end_local":"05:10","hours":3.58,"label":"good","mean_quality":0.86,"start":"2039-08-30T22:35Z","start_local":"01:35"},"cost":{"altitude":4.34,"clouds":0.0,"darkness":1.29,"moon":0.16},"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 worth it \u2014 weather unknown","hourly":[{"alt":-21,"cloud":null,"high":null,"iso":"2039-08-30T17:00Z","label":"unusable","low":null,"mid":null,"moon_alt":13,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"20:00","wind":null},{"alt":-16,"cloud":null,"high":null,"iso":"2039-08-30T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":19,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"21:00","wind":null},{"alt":-9,"cloud":null,"high":null,"iso":"2039-08-30T19:00Z","label":"unusable","low":null,"mid":null,"moon_alt":23,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":0,"cloud":null,"high":null,"iso":"2039-08-30T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":24,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":10,"cloud":null,"high":null,"iso":"2039-08-30T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":22,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":20,"cloud":null,"high":null,"iso":"2039-08-30T22:00Z","label":"marginal","low":null,"mid":null,"moon_alt":18,"precip":null,"q":0.38,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":32,"cloud":null,"high":null,"iso":"2039-08-30T23:00Z","label":"good","low":null,"mid":null,"moon_alt":12,"precip":null,"q":0.74,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":43,"cloud":null,"high":null,"iso":"2039-08-31T00:00Z","label":"good","low":null,"mid":null,"moon_alt":4,"precip":null,"q":0.82,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":54,"cloud":null,"high":null,"iso":"2039-08-31T01:00Z","label":"good","low":null,"mid":null,"moon_alt":-5,"precip":null,"q":0.96,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":64,"cloud":null,"high":null,"iso":"2039-08-31T02:00Z","label":"good","low":null,"mid":null,"moon_alt":-15,"precip":null,"q":1.0,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":71,"cloud":null,"high":null,"iso":"2039-08-31T03:00Z","label":"poor","low":null,"mid":null,"moon_alt":-25,"precip":null,"q":0.15,"rh":null,"sky":"nautical twilight","temp":null,"time":"06:00","wind":null}],"peak_quality":1.0,"peak_sky":1.0,"quality_hours":3.76,"reasons":["the target being low or below 20\u00b0 cost 4.3 quality-hours","daylight and twilight cost 1.3 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":94,"score_weather":null,"sky_hours":3.76,"verdict":"unknown","verdict_astronomy":"good","weather_known":false,"windows":[{"end":"2039-08-30T22:00Z","end_local":"01:00","hours":5.08,"label":"unusable","mean_quality":0.0,"start":"2039-08-30T16:55Z","start_local":"19:55"},{"end":"2039-08-30T22:35Z","end_local":"01:35","hours":0.58,"label":"marginal","mean_quality":0.48,"start":"2039-08-30T22:00Z","start_local":"01:00"},{"end":"2039-08-31T02:10Z","end_local":"05:10","hours":3.58,"label":"good","mean_quality":0.86,"start":"2039-08-30T22:35Z","start_local":"01:35"},{"end":"2039-08-31T02:45Z","end_local":"05:45","hours":0.58,"label":"marginal","mean_quality":0.5,"start":"2039-08-31T02:10Z","start_local":"05:10"},{"end":"2039-08-31T03:20Z","end_local":"06:20","hours":0.58,"label":"poor","mean_quality":0.15,"start":"2039-08-31T02:45Z","start_local":"05:45"},{"end":"2039-08-31T03:50Z","end_local":"06:50","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2039-08-31T03:20Z","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":"2039-08-30T18:37:08Z","dark_hours":7.49,"dark_to":"2039-08-31T02:06:34Z","moon":{"illumination":0.896,"phase":"waxing gibbous","waxing":true},"moon_free_dark_hours":1.68,"moonrise":"2039-08-30T15:19:39Z","moonset":"2039-08-31T00:24:33Z","sunrise":"2039-08-31T03:45:36Z","sunset":"2039-08-30T16:58:10Z","twilight":{"astronomical":{"end":"2039-08-30T18:37:08Z","start":"2039-08-31T02:06:34Z"},"civil":{"end":"2039-08-30T17:26:49Z","start":"2039-08-31T03:16:56Z"},"nautical":{"end":"2039-08-30T18:01:06Z","start":"2039-08-31T02:42:37Z"}},"window_end":"2039-08-31T09:00:00Z","window_start":"2039-08-30T09:00:00Z"},"night_date":"2039-08-30","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.11,"alt":64.7,"t":"2039-08-31T02:05:00Z"},"dec":24.11388889,"dec_of_date":24.2345,"dec_str":"+24\u00b0 06' 50.0\"","good_hours":3.25,"limit_rise":"2039-08-30T21:57:14Z","limit_set":"2039-08-30T09:12:48Z","max_az_rate_deg_per_min":0.76,"moon_separation":120.0,"never_rises":false,"ra":56.60083333,"ra_of_date":57.1921,"ra_str":"03h 46m 24.2s","resolved":{"common_name":"Seven Sisters","dec":24.11388889,"name":"Cl Melotte 22","ra":56.60083333,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=M45","source":"sesame","type":"OpC","type_text":"open cluster"},"summary":"3.3 dark hours above 30\u00b0 \u2014 a proper target for this night.","terrain":{"available":true,"behind_at":"2039-08-30T11:11:25Z","blocked_dark_hours":0,"clears_at":"2039-08-30T20:07:21Z","rise_az":283.2},"track":[{"above_terrain":true,"airmass":2.62,"alt":22.33,"az":283.2,"t":"2039-08-30T09:00:00Z","terrain":0.02},{"above_terrain":true,"airmass":2.72,"alt":21.42,"az":284.0,"t":"2039-08-30T09:05:00Z","terrain":0.11},{"above_terrain":true,"airmass":2.84,"alt":20.51,"az":284.7,"t":"2039-08-30T09:10:00Z","terrain":0.2},{"above_terrain":true,"airmass":2.96,"alt":19.6,"az":285.4,"t":"2039-08-30T09:15:00Z","terrain":0.23},{"above_terrain":true,"airmass":3.09,"alt":18.7,"az":286.2,"t":"2039-08-30T09:20:00Z","terrain":0.25},{"above_terrain":true,"airmass":3.24,"alt":17.81,"az":286.9,"t":"2039-08-30T09:25:00Z","terrain":0.36},{"above_terrain":true,"airmass":3.4,"alt":16.91,"az":287.7,"t":"2039-08-30T09:30:00Z","terrain":0.23},{"above_terrain":true,"airmass":3.58,"alt":16.02,"az":288.4,"t":"2039-08-30T09:35:00Z","terrain":0.17},{"above_terrain":true,"airmass":3.78,"alt":15.14,"az":289.2,"t":"2039-08-30T09:40:00Z","terrain":0.2},{"above_terrain":true,"airmass":4.0,"alt":14.26,"az":289.9,"t":"2039-08-30T09:45:00Z","terrain":0.28},{"above_terrain":true,"airmass":4.25,"alt":13.38,"az":290.7,"t":"2039-08-30T09:50:00Z","terrain":0.43},{"above_terrain":true,"airmass":4.53,"alt":12.5,"az":291.4,"t":"2039-08-30T09:55:00Z","terrain":0.52},{"above_terrain":true,"airmass":4.85,"alt":11.64,"az":292.2,"t":"2039-08-30T10:00:00Z","terrain":0.5},{"above_terrain":true,"airmass":5.21,"alt":10.77,"az":293.0,"t":"2039-08-30T10:05:00Z","terrain":0.29},{"above_terrain":true,"airmass":5.63,"alt":9.91,"az":293.7,"t":"2039-08-30T10:10:00Z","terrain":0.26},{"above_terrain":true,"airmass":6.12,"alt":9.06,"az":294.5,"t":"2039-08-30T10:15:00Z","terrain":0.24},{"above_terrain":true,"airmass":6.7,"alt":8.21,"az":295.3,"t":"2039-08-30T10:20:00Z","terrain":0.26},{"above_terrain":true,"airmass":7.39,"alt":7.37,"az":296.0,"t":"2039-08-30T10:25:00Z","terrain":0.33},{"above_terrain":true,"airmass":8.22,"alt":6.53,"az":296.8,"t":"2039-08-30T10:30:00Z","terrain":0.27},{"above_terrain":true,"airmass":9.24,"alt":5.69,"az":297.6,"t":"2039-08-30T10:35:00Z","terrain":0.17},{"above_terrain":true,"airmass":10.53,"alt":4.87,"az":298.4,"t":"2039-08-30T10:40:00Z","terrain":0.14},{"above_terrain":true,"airmass":12.19,"alt":4.05,"az":299.2,"t":"2039-08-30T10:45:00Z","terrain":0.21},{"above_terrain":true,"airmass":14.38,"alt":3.23,"az":300.0,"t":"2039-08-30T10:50:00Z","terrain":0.37},{"above_terrain":true,"airmass":17.37,"alt":2.43,"az":300.8,"t":"2039-08-30T10:55:00Z","terrain":0.33},{"above_terrain":true,"airmass":21.6,"alt":1.63,"az":301.6,"t":"2039-08-30T11:00:00Z","terrain":0.17},{"above_terrain":true,"airmass":27.83,"alt":0.83,"az":302.5,"t":"2039-08-30T11:05:00Z","terrain":-0.06},{"above_terrain":true,"airmass":37.21,"alt":0.05,"az":303.3,"t":"2039-08-30T11:10:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-0.73,"az":304.1,"t":"2039-08-30T11:15:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-1.5,"az":305.0,"t":"2039-08-30T11:20:00Z","terrain":-0.29},{"above_terrain":false,"airmass":null,"alt":-2.26,"az":305.8,"t":"2039-08-30T11:25:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-3.02,"az":306.7,"t":"2039-08-30T11:30:00Z","terrain":0.07},{"above_terrain":false,"airmass":null,"alt":-3.77,"az":307.6,"t":"2039-08-30T11:35:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-4.5,"az":308.4,"t":"2039-08-30T11:40:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-5.23,"az":309.3,"t":"2039-08-30T11:45:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-5.95,"az":310.2,"t":"2039-08-30T11:50:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-6.66,"az":311.1,"t":"2039-08-30T11:55:00Z","terrain":0.34},{"above_terrain":false,"airmass":null,"alt":-7.36,"az":312.0,"t":"2039-08-30T12:00:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-8.05,"az":312.9,"t":"2039-08-30T12:05:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-8.73,"az":313.9,"t":"2039-08-30T12:10:00Z","terrain":0.44},{"above_terrain":false,"airmass":null,"alt":-9.4,"az":314.8,"t":"2039-08-30T12:15:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-10.06,"az":315.8,"t":"2039-08-30T12:20:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-10.71,"az":316.7,"t":"2039-08-30T12:25:00Z","terrain":0.35},{"above_terrain":false,"airmass":null,"alt":-11.34,"az":317.7,"t":"2039-08-30T12:30:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-11.97,"az":318.7,"t":"2039-08-30T12:35:00Z","terrain":0.02},{"above_terrain":false,"airmass":null,"alt":-12.58,"az":319.6,"t":"2039-08-30T12:40:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-13.18,"az":320.6,"t":"2039-08-30T12:45:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-13.77,"az":321.6,"t":"2039-08-30T12:50:00Z","terrain":0.07},{"above_terrain":false,"airmass":null,"alt":-14.34,"az":322.7,"t":"2039-08-30T12:55:00Z","terrain":0.12},{"above_terrain":false,"airmass":null,"alt":-14.9,"az":323.7,"t":"2039-08-30T13:00:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-15.45,"az":324.7,"t":"2039-08-30T13:05:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-15.98,"az":325.8,"t":"2039-08-30T13:10:00Z","terrain":-0.23},{"above_terrain":false,"airmass":null,"alt":-16.5,"az":326.8,"t":"2039-08-30T13:15:00Z","terrain":-0.37},{"above_terrain":false,"airmass":null,"alt":-17.01,"az":327.9,"t":"2039-08-30T13:20:00Z","terrain":-0.24},{"above_terrain":false,"airmass":null,"alt":-17.5,"az":329.0,"t":"2039-08-30T13:25:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-17.97,"az":330.1,"t":"2039-08-30T13:30:00Z","terrain":-0.35},{"above_terrain":false,"airmass":null,"alt":-18.43,"az":331.2,"t":"2039-08-30T13:35:00Z","terrain":-0.34},{"above_terrain":false,"airmass":null,"alt":-18.87,"az":332.3,"t":"2039-08-30T13:40:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-19.3,"az":333.4,"t":"2039-08-30T13:45:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-19.71,"az":334.6,"t":"2039-08-30T13:50:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-20.1,"az":335.7,"t":"2039-08-30T13:55:00Z","terrain":-0.76},{"above_terrain":false,"airmass":null,"alt":-20.48,"az":336.8,"t":"2039-08-30T14:00:00Z","terrain":-0.75},{"above_terrain":false,"airmass":null,"alt":-20.84,"az":338.0,"t":"2039-08-30T14:05:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-21.18,"az":339.2,"t":"2039-08-30T14:10:00Z","terrain":-0.71},{"above_terrain":false,"airmass":null,"alt":-21.5,"az":340.4,"t":"2039-08-30T14:15:00Z","terrain":-0.5},{"above_terrain":false,"airmass":null,"alt":-21.81,"az":341.5,"t":"2039-08-30T14:20:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-22.1,"az":342.7,"t":"2039-08-30T14:25:00Z","terrain":-0.42},{"above_terrain":false,"airmass":null,"alt":-22.37,"az":343.9,"t":"2039-08-30T14:30:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-22.62,"az":345.1,"t":"2039-08-30T14:35:00Z","terrain":-0.42},{"above_terrain":false,"airmass":null,"alt":-22.85,"az":346.4,"t":"2039-08-30T14:40:00Z","terrain":-0.5},{"above_terrain":false,"airmass":null,"alt":-23.06,"az":347.6,"t":"2039-08-30T14:45:00Z","terrain":-0.26},{"above_terrain":false,"airmass":null,"alt":-23.25,"az":348.8,"t":"2039-08-30T14:50:00Z","terrain":-0.03},{"above_terrain":false,"airmass":null,"alt":-23.42,"az":350.0,"t":"2039-08-30T14:55:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-23.57,"az":351.3,"t":"2039-08-30T15:00:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-23.7,"az":352.5,"t":"2039-08-30T15:05:00Z","terrain":0.39},{"above_terrain":false,"airmass":null,"alt":-23.82,"az":353.7,"t":"2039-08-30T15:10:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-23.91,"az":355.0,"t":"2039-08-30T15:15:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-23.98,"az":356.2,"t":"2039-08-30T15:20:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-24.03,"az":357.5,"t":"2039-08-30T15:25:00Z","terrain":0.69},{"above_terrain":false,"airmass":null,"alt":-24.06,"az":358.7,"t":"2039-08-30T15:30:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-24.07,"az":360.0,"t":"2039-08-30T15:35:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-24.06,"az":1.2,"t":"2039-08-30T15:40:00Z","terrain":0.31},{"above_terrain":false,"airmass":null,"alt":-24.03,"az":2.5,"t":"2039-08-30T15:45:00Z","terrain":-0.0},{"above_terrain":false,"airmass":null,"alt":-23.98,"az":3.7,"t":"2039-08-30T15:50:00Z","terrain":-0.24},{"above_terrain":false,"airmass":null,"alt":-23.91,"az":5.0,"t":"2039-08-30T15:55:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-23.82,"az":6.2,"t":"2039-08-30T16:00:00Z","terrain":-0.55},{"above_terrain":false,"airmass":null,"alt":-23.71,"az":7.5,"t":"2039-08-30T16:05:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-23.57,"az":8.7,"t":"2039-08-30T16:10:00Z","terrain":-0.59},{"above_terrain":false,"airmass":null,"alt":-23.42,"az":10.0,"t":"2039-08-30T16:15:00Z","terrain":-0.6},{"above_terrain":false,"airmass":null,"alt":-23.25,"az":11.2,"t":"2039-08-30T16:20:00Z","terrain":-0.36},{"above_terrain":false,"airmass":null,"alt":-23.06,"az":12.4,"t":"2039-08-30T16:25:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-22.85,"az":13.6,"t":"2039-08-30T16:30:00Z","terrain":0.03},{"above_terrain":false,"airmass":null,"alt":-22.62,"az":14.8,"t":"2039-08-30T16:35:00Z","terrain":0.36},{"above_terrain":false,"airmass":null,"alt":-22.37,"az":16.1,"t":"2039-08-30T16:40:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-22.1,"az":17.3,"t":"2039-08-30T16:45:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-21.81,"az":18.4,"t":"2039-08-30T16:50:00Z","terrain":0.57},{"above_terrain":false,"airmass":null,"alt":-21.51,"az":19.6,"t":"2039-08-30T16:55:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-21.18,"az":20.8,"t":"2039-08-30T17:00:00Z","terrain":0.69},{"above_terrain":false,"airmass":null,"alt":-20.84,"az":22.0,"t":"2039-08-30T17:05:00Z","terrain":0.98},{"above_terrain":false,"airmass":null,"alt":-20.48,"az":23.1,"t":"2039-08-30T17:10:00Z","terrain":1.13},{"above_terrain":false,"airmass":null,"alt":-20.11,"az":24.3,"t":"2039-08-30T17:15:00Z","terrain":1.01},{"above_terrain":false,"airmass":null,"alt":-19.71,"az":25.4,"t":"2039-08-30T17:20:00Z","terrain":1.27},{"above_terrain":false,"airmass":null,"alt":-19.3,"az":26.6,"t":"2039-08-30T17:25:00Z","terrain":1.31},{"above_terrain":false,"airmass":null,"alt":-18.88,"az":27.7,"t":"2039-08-30T17:30:00Z","terrain":1.22},{"above_terrain":false,"airmass":null,"alt":-18.43,"az":28.8,"t":"2039-08-30T17:35:00Z","terrain":1.04},{"above_terrain":false,"airmass":null,"alt":-17.98,"az":29.9,"t":"2039-08-30T17:40:00Z","terrain":1.13},{"above_terrain":false,"airmass":null,"alt":-17.5,"az":31.0,"t":"2039-08-30T17:45:00Z","terrain":1.31},{"above_terrain":false,"airmass":null,"alt":-17.01,"az":32.1,"t":"2039-08-30T17:50:00Z","terrain":1.31},{"above_terrain":false,"airmass":null,"alt":-16.51,"az":33.1,"t":"2039-08-30T17:55:00Z","terrain":0.91},{"above_terrain":false,"airmass":null,"alt":-15.99,"az":34.2,"t":"2039-08-30T18:00:00Z","terrain":0.35},{"above_terrain":false,"airmass":null,"alt":-15.46,"az":35.3,"t":"2039-08-30T18:05:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-14.91,"az":36.3,"t":"2039-08-30T18:10:00Z","terrain":-0.01},{"above_terrain":false,"airmass":null,"alt":-14.35,"az":37.3,"t":"2039-08-30T18:15:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-13.77,"az":38.3,"t":"2039-08-30T18:20:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-13.19,"az":39.3,"t":"2039-08-30T18:25:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-12.59,"az":40.3,"t":"2039-08-30T18:30:00Z","terrain":-0.03},{"above_terrain":false,"airmass":null,"alt":-11.97,"az":41.3,"t":"2039-08-30T18:35:00Z","terrain":0.05},{"above_terrain":false,"airmass":null,"alt":-11.35,"az":42.3,"t":"2039-08-30T18:40:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-10.71,"az":43.3,"t":"2039-08-30T18:45:00Z","terrain":0.29},{"above_terrain":false,"airmass":null,"alt":-10.07,"az":44.2,"t":"2039-08-30T18:50:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-9.41,"az":45.2,"t":"2039-08-30T18:55:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-8.74,"az":46.1,"t":"2039-08-30T19:00:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-8.06,"az":47.1,"t":"2039-08-30T19:05:00Z","terrain":0.61},{"above_terrain":false,"airmass":null,"alt":-7.37,"az":48.0,"t":"2039-08-30T19:10:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-6.67,"az":48.9,"t":"2039-08-30T19:15:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-5.96,"az":49.8,"t":"2039-08-30T19:20:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-5.24,"az":50.7,"t":"2039-08-30T19:25:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-4.51,"az":51.6,"t":"2039-08-30T19:30:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-3.77,"az":52.4,"t":"2039-08-30T19:35:00Z","terrain":0.72},{"above_terrain":false,"airmass":null,"alt":-3.03,"az":53.3,"t":"2039-08-30T19:40:00Z","terrain":0.89},{"above_terrain":false,"airmass":null,"alt":-2.27,"az":54.2,"t":"2039-08-30T19:45:00Z","terrain":1.01},{"above_terrain":false,"airmass":null,"alt":-1.51,"az":55.0,"t":"2039-08-30T19:50:00Z","terrain":1.08},{"above_terrain":false,"airmass":null,"alt":-0.74,"az":55.9,"t":"2039-08-30T19:55:00Z","terrain":1.05},{"above_terrain":false,"airmass":37.35,"alt":0.04,"az":56.7,"t":"2039-08-30T20:00:00Z","terrain":1.06},{"above_terrain":false,"airmass":27.92,"alt":0.82,"az":57.5,"t":"2039-08-30T20:05:00Z","terrain":1.16},{"above_terrain":true,"airmass":21.66,"alt":1.62,"az":58.3,"t":"2039-08-30T20:10:00Z","terrain":1.24},{"above_terrain":true,"airmass":17.41,"alt":2.42,"az":59.2,"t":"2039-08-30T20:15:00Z","terrain":1.2},{"above_terrain":true,"airmass":14.41,"alt":3.23,"az":60.0,"t":"2039-08-30T20:20:00Z","terrain":1.17},{"above_terrain":true,"airmass":12.21,"alt":4.04,"az":60.8,"t":"2039-08-30T20:25:00Z","terrain":1.11},{"above_terrain":true,"airmass":10.55,"alt":4.86,"az":61.6,"t":"2039-08-30T20:30:00Z","terrain":1.04},{"above_terrain":true,"airmass":9.26,"alt":5.69,"az":62.4,"t":"2039-08-30T20:35:00Z","terrain":0.97},{"above_terrain":true,"airmass":8.23,"alt":6.52,"az":63.2,"t":"2039-08-30T20:40:00Z","terrain":0.89},{"above_terrain":true,"airmass":7.4,"alt":7.36,"az":63.9,"t":"2039-08-30T20:45:00Z","terrain":0.78},{"above_terrain":true,"airmass":6.71,"alt":8.2,"az":64.7,"t":"2039-08-30T20:50:00Z","terrain":0.77},{"above_terrain":true,"airmass":6.13,"alt":9.05,"az":65.5,"t":"2039-08-30T20:55:00Z","terrain":0.8},{"above_terrain":true,"airmass":5.64,"alt":9.9,"az":66.3,"t":"2039-08-30T21:00:00Z","terrain":0.86},{"above_terrain":true,"airmass":5.22,"alt":10.76,"az":67.0,"t":"2039-08-30T21:05:00Z","terrain":0.93},{"above_terrain":true,"airmass":4.85,"alt":11.63,"az":67.8,"t":"2039-08-30T21:10:00Z","terrain":0.98},{"above_terrain":true,"airmass":4.53,"alt":12.49,"az":68.6,"t":"2039-08-30T21:15:00Z","terrain":1.02},{"above_terrain":true,"airmass":4.25,"alt":13.37,"az":69.3,"t":"2039-08-30T21:20:00Z","terrain":1.1},{"above_terrain":true,"airmass":4.0,"alt":14.25,"az":70.1,"t":"2039-08-30T21:25:00Z","terrain":1.22},{"above_terrain":true,"airmass":3.78,"alt":15.13,"az":70.8,"t":"2039-08-30T21:30:00Z","terrain":1.25},{"above_terrain":true,"airmass":3.58,"alt":16.01,"az":71.6,"t":"2039-08-30T21:35:00Z","terrain":1.23},{"above_terrain":true,"airmass":3.4,"alt":16.9,"az":72.3,"t":"2039-08-30T21:40:00Z","terrain":1.13},{"above_terrain":true,"airmass":3.24,"alt":17.8,"az":73.1,"t":"2039-08-30T21:45:00Z","terrain":0.97},{"above_terrain":true,"airmass":3.09,"alt":18.69,"az":73.8,"t":"2039-08-30T21:50:00Z","terrain":0.78},{"above_terrain":true,"airmass":2.96,"alt":19.59,"az":74.5,"t":"2039-08-30T21:55:00Z","terrain":0.68},{"above_terrain":true,"airmass":2.84,"alt":20.5,"az":75.3,"t":"2039-08-30T22:00:00Z","terrain":0.66},{"above_terrain":true,"airmass":2.72,"alt":21.4,"az":76.0,"t":"2039-08-30T22:05:00Z","terrain":0.72},{"above_terrain":true,"airmass":2.62,"alt":22.31,"az":76.8,"t":"2039-08-30T22:10:00Z","terrain":0.7},{"above_terrain":true,"airmass":2.52,"alt":23.23,"az":77.5,"t":"2039-08-30T22:15:00Z","terrain":0.66},{"above_terrain":true,"airmass":2.43,"alt":24.14,"az":78.3,"t":"2039-08-30T22:20:00Z","terrain":0.61},{"above_terrain":true,"airmass":2.35,"alt":25.06,"az":79.0,"t":"2039-08-30T22:25:00Z","terrain":0.57},{"above_terrain":true,"airmass":2.27,"alt":25.98,"az":79.8,"t":"2039-08-30T22:30:00Z","terrain":0.48},{"above_terrain":true,"airmass":2.2,"alt":26.9,"az":80.5,"t":"2039-08-30T22:35:00Z","terrain":0.58},{"above_terrain":true,"airmass":2.14,"alt":27.83,"az":81.3,"t":"2039-08-30T22:40:00Z","terrain":0.71},{"above_terrain":true,"airmass":2.07,"alt":28.75,"az":82.1,"t":"2039-08-30T22:45:00Z","terrain":0.78},{"above_terrain":true,"airmass":2.01,"alt":29.68,"az":82.8,"t":"2039-08-30T22:50:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.96,"alt":30.61,"az":83.6,"t":"2039-08-30T22:55:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.91,"alt":31.54,"az":84.4,"t":"2039-08-30T23:00:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.86,"alt":32.47,"az":85.1,"t":"2039-08-30T23:05:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.81,"alt":33.41,"az":85.9,"t":"2039-08-30T23:10:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.77,"alt":34.34,"az":86.7,"t":"2039-08-30T23:15:00Z","terrain":0.1},{"above_terrain":true,"airmass":1.73,"alt":35.27,"az":87.5,"t":"2039-08-30T23:20:00Z","terrain":-0.0},{"above_terrain":true,"airmass":1.69,"alt":36.21,"az":88.3,"t":"2039-08-30T23:25:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.65,"alt":37.15,"az":89.1,"t":"2039-08-30T23:30:00Z","terrain":-0.2},{"above_terrain":true,"airmass":1.62,"alt":38.08,"az":90.0,"t":"2039-08-30T23:35:00Z","terrain":-0.22},{"above_terrain":true,"airmass":1.59,"alt":39.02,"az":90.8,"t":"2039-08-30T23:40:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.55,"alt":39.95,"az":91.7,"t":"2039-08-30T23:45:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.53,"alt":40.89,"az":92.5,"t":"2039-08-30T23:50:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.5,"alt":41.82,"az":93.4,"t":"2039-08-30T23:55:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.47,"alt":42.76,"az":94.3,"t":"2039-08-31T00:00:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.45,"alt":43.69,"az":95.2,"t":"2039-08-31T00:05:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.42,"alt":44.62,"az":96.1,"t":"2039-08-31T00:10:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.4,"alt":45.55,"az":97.1,"t":"2039-08-31T00:15:00Z","terrain":0.73},{"above_terrain":true,"airmass":1.38,"alt":46.48,"az":98.0,"t":"2039-08-31T00:20:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.36,"alt":47.4,"az":99.0,"t":"2039-08-31T00:25:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.34,"alt":48.33,"az":100.0,"t":"2039-08-31T00:30:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.32,"alt":49.25,"az":101.0,"t":"2039-08-31T00:35:00Z","terrain":0.07},{"above_terrain":true,"airmass":1.3,"alt":50.16,"az":102.1,"t":"2039-08-31T00:40:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.28,"alt":51.08,"az":103.2,"t":"2039-08-31T00:45:00Z","terrain":-0.18},{"above_terrain":true,"airmass":1.27,"alt":51.99,"az":104.3,"t":"2039-08-31T00:50:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.25,"alt":52.89,"az":105.4,"t":"2039-08-31T00:55:00Z","terrain":-0.4},{"above_terrain":true,"airmass":1.24,"alt":53.79,"az":106.6,"t":"2039-08-31T01:00:00Z","terrain":-0.62},{"above_terrain":true,"airmass":1.22,"alt":54.68,"az":107.8,"t":"2039-08-31T01:05:00Z","terrain":-0.88},{"above_terrain":true,"airmass":1.21,"alt":55.57,"az":109.1,"t":"2039-08-31T01:10:00Z","terrain":-1.19},{"above_terrain":true,"airmass":1.2,"alt":56.45,"az":110.4,"t":"2039-08-31T01:15:00Z","terrain":-1.22},{"above_terrain":true,"airmass":1.19,"alt":57.33,"az":111.8,"t":"2039-08-31T01:20:00Z","terrain":-1.37},{"above_terrain":true,"airmass":1.18,"alt":58.19,"az":113.2,"t":"2039-08-31T01:25:00Z","terrain":-1.47},{"above_terrain":true,"airmass":1.17,"alt":59.05,"az":114.6,"t":"2039-08-31T01:30:00Z","terrain":-1.55},{"above_terrain":true,"airmass":1.16,"alt":59.89,"az":116.1,"t":"2039-08-31T01:35:00Z","terrain":-1.49},{"above_terrain":true,"airmass":1.15,"alt":60.73,"az":117.7,"t":"2039-08-31T01:40:00Z","terrain":-1.48},{"above_terrain":true,"airmass":1.14,"alt":61.55,"az":119.3,"t":"2039-08-31T01:45:00Z","terrain":-1.4},{"above_terrain":true,"airmass":1.13,"alt":62.36,"az":121.1,"t":"2039-08-31T01:50:00Z","terrain":-1.25},{"above_terrain":true,"airmass":1.12,"alt":63.15,"az":122.9,"t":"2039-08-31T01:55:00Z","terrain":-1.36},{"above_terrain":true,"airmass":1.11,"alt":63.93,"az":124.7,"t":"2039-08-31T02:00:00Z","terrain":-1.6},{"above_terrain":true,"airmass":1.11,"alt":64.69,"az":126.7,"t":"2039-08-31T02:05:00Z","terrain":-1.56},{"above_terrain":true,"airmass":1.1,"alt":65.43,"az":128.8,"t":"2039-08-31T02:10:00Z","terrain":-1.2},{"above_terrain":true,"airmass":1.09,"alt":66.15,"az":130.9,"t":"2039-08-31T02:15:00Z","terrain":-1.68},{"above_terrain":true,"airmass":1.09,"alt":66.84,"az":133.2,"t":"2039-08-31T02:20:00Z","terrain":-1.63},{"above_terrain":true,"airmass":1.08,"alt":67.51,"az":135.6,"t":"2039-08-31T02:25:00Z","terrain":-1.24},{"above_terrain":true,"airmass":1.08,"alt":68.15,"az":138.1,"t":"2039-08-31T02:30:00Z","terrain":-1.16},{"above_terrain":true,"airmass":1.07,"alt":68.76,"az":140.8,"t":"2039-08-31T02:35:00Z","terrain":-1.16},{"above_terrain":true,"airmass":1.07,"alt":69.34,"az":143.5,"t":"2039-08-31T02:40:00Z","terrain":-1.35},{"above_terrain":true,"airmass":1.06,"alt":69.87,"az":146.4,"t":"2039-08-31T02:45:00Z","terrain":-1.42},{"above_terrain":true,"airmass":1.06,"alt":70.37,"az":149.4,"t":"2039-08-31T02:50:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.06,"alt":70.82,"az":152.6,"t":"2039-08-31T02:55:00Z","terrain":-1.06},{"above_terrain":true,"airmass":1.06,"alt":71.23,"az":155.9,"t":"2039-08-31T03:00:00Z","terrain":-1.23},{"above_terrain":true,"airmass":1.05,"alt":71.59,"az":159.3,"t":"2039-08-31T03:05:00Z","terrain":-1.21},{"above_terrain":true,"airmass":1.05,"alt":71.89,"az":162.8,"t":"2039-08-31T03:10:00Z","terrain":-1.36},{"above_terrain":true,"airmass":1.05,"alt":72.14,"az":166.4,"t":"2039-08-31T03:15:00Z","terrain":-1.21},{"above_terrain":true,"airmass":1.05,"alt":72.33,"az":170.1,"t":"2039-08-31T03:20:00Z","terrain":-0.6},{"above_terrain":true,"airmass":1.05,"alt":72.46,"az":173.9,"t":"2039-08-31T03:25:00Z","terrain":-0.4},{"above_terrain":true,"airmass":1.05,"alt":72.53,"az":177.7,"t":"2039-08-31T03:30:00Z","terrain":-0.38},{"above_terrain":true,"airmass":1.05,"alt":72.54,"az":181.5,"t":"2039-08-31T03:35:00Z","terrain":-0.64},{"above_terrain":true,"airmass":1.05,"alt":72.48,"az":185.3,"t":"2039-08-31T03:40:00Z","terrain":-0.64},{"above_terrain":true,"airmass":1.05,"alt":72.37,"az":189.0,"t":"2039-08-31T03:45:00Z","terrain":-0.59},{"above_terrain":true,"airmass":1.05,"alt":72.19,"az":192.7,"t":"2039-08-31T03:50:00Z","terrain":-0.44},{"above_terrain":true,"airmass":1.05,"alt":71.95,"az":196.4,"t":"2039-08-31T03:55:00Z","terrain":-0.57},{"above_terrain":true,"airmass":1.05,"alt":71.66,"az":199.9,"t":"2039-08-31T04:00:00Z","terrain":-0.26},{"above_terrain":true,"airmass":1.06,"alt":71.32,"az":203.4,"t":"2039-08-31T04:05:00Z","terrain":-0.61},{"above_terrain":true,"airmass":1.06,"alt":70.92,"az":206.7,"t":"2039-08-31T04:10:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.06,"alt":70.48,"az":209.9,"t":"2039-08-31T04:15:00Z","terrain":0.6},{"above_terrain":true,"airmass":1.06,"alt":69.99,"az":212.9,"t":"2039-08-31T04:20:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.07,"alt":69.46,"az":215.8,"t":"2039-08-31T04:25:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.07,"alt":68.89,"az":218.6,"t":"2039-08-31T04:30:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.08,"alt":68.29,"az":221.3,"t":"2039-08-31T04:35:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.08,"alt":67.66,"az":223.8,"t":"2039-08-31T04:40:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.09,"alt":67.0,"az":226.3,"t":"2039-08-31T04:45:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.09,"alt":66.31,"az":228.6,"t":"2039-08-31T04:50:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.1,"alt":65.59,"az":230.7,"t":"2039-08-31T04:55:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.1,"alt":64.86,"az":232.8,"t":"2039-08-31T05:00:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.11,"alt":64.1,"az":234.8,"t":"2039-08-31T05:05:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.12,"alt":63.33,"az":236.7,"t":"2039-08-31T05:10:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.13,"alt":62.54,"az":238.5,"t":"2039-08-31T05:15:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.13,"alt":61.73,"az":240.3,"t":"2039-08-31T05:20:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.14,"alt":60.91,"az":241.9,"t":"2039-08-31T05:25:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.15,"alt":60.08,"az":243.5,"t":"2039-08-31T05:30:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.16,"alt":59.24,"az":245.1,"t":"2039-08-31T05:35:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.17,"alt":58.39,"az":246.5,"t":"2039-08-31T05:40:00Z","terrain":1.1},{"above_terrain":true,"airmass":1.18,"alt":57.52,"az":247.9,"t":"2039-08-31T05:45:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.2,"alt":56.65,"az":249.3,"t":"2039-08-31T05:50:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.21,"alt":55.77,"az":250.6,"t":"2039-08-31T05:55:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.22,"alt":54.89,"az":251.9,"t":"2039-08-31T06:00:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.24,"alt":53.99,"az":253.1,"t":"2039-08-31T06:05:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.25,"alt":53.09,"az":254.3,"t":"2039-08-31T06:10:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.26,"alt":52.19,"az":255.4,"t":"2039-08-31T06:15:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.28,"alt":51.28,"az":256.6,"t":"2039-08-31T06:20:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.3,"alt":50.37,"az":257.7,"t":"2039-08-31T06:25:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.31,"alt":49.45,"az":258.7,"t":"2039-08-31T06:30:00Z","terrain":0.45},{"above_terrain":true,"airmass":1.33,"alt":48.53,"az":259.8,"t":"2039-08-31T06:35:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.35,"alt":47.61,"az":260.8,"t":"2039-08-31T06:40:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.37,"alt":46.69,"az":261.8,"t":"2039-08-31T06:45:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.39,"alt":45.76,"az":262.7,"t":"2039-08-31T06:50:00Z","terrain":0.86},{"above_terrain":true,"airmass":1.42,"alt":44.83,"az":263.7,"t":"2039-08-31T06:55:00Z","terrain":0.62},{"above_terrain":true,"airmass":1.44,"alt":43.9,"az":264.6,"t":"2039-08-31T07:00:00Z","terrain":0.44},{"above_terrain":true,"airmass":1.47,"alt":42.97,"az":265.5,"t":"2039-08-31T07:05:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.49,"alt":42.03,"az":266.4,"t":"2039-08-31T07:10:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.52,"alt":41.1,"az":267.3,"t":"2039-08-31T07:15:00Z","terrain":0.59},{"above_terrain":true,"airmass":1.55,"alt":40.16,"az":268.1,"t":"2039-08-31T07:20:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.58,"alt":39.23,"az":269.0,"t":"2039-08-31T07:25:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.61,"alt":38.29,"az":269.8,"t":"2039-08-31T07:30:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.65,"alt":37.36,"az":270.7,"t":"2039-08-31T07:35:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.68,"alt":36.42,"az":271.5,"t":"2039-08-31T07:40:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.72,"alt":35.49,"az":272.3,"t":"2039-08-31T07:45:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.76,"alt":34.55,"az":273.1,"t":"2039-08-31T07:50:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.8,"alt":33.62,"az":273.9,"t":"2039-08-31T07:55:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.85,"alt":32.68,"az":274.7,"t":"2039-08-31T08:00:00Z","terrain":0.05},{"above_terrain":true,"airmass":1.9,"alt":31.75,"az":275.5,"t":"2039-08-31T08:05:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.95,"alt":30.82,"az":276.2,"t":"2039-08-31T08:10:00Z","terrain":-0.04},{"above_terrain":true,"airmass":2.0,"alt":29.89,"az":277.0,"t":"2039-08-31T08:15:00Z","terrain":-0.14},{"above_terrain":true,"airmass":2.06,"alt":28.96,"az":277.8,"t":"2039-08-31T08:20:00Z","terrain":-0.09},{"above_terrain":true,"airmass":2.12,"alt":28.03,"az":278.5,"t":"2039-08-31T08:25:00Z","terrain":-0.05},{"above_terrain":true,"airmass":2.19,"alt":27.11,"az":279.3,"t":"2039-08-31T08:30:00Z","terrain":-0.05},{"above_terrain":true,"airmass":2.26,"alt":26.19,"az":280.1,"t":"2039-08-31T08:35:00Z","terrain":-0.12},{"above_terrain":true,"airmass":2.33,"alt":25.27,"az":280.8,"t":"2039-08-31T08:40:00Z","terrain":-0.0},{"above_terrain":true,"airmass":2.41,"alt":24.35,"az":281.6,"t":"2039-08-31T08:45:00Z","terrain":-0.06},{"above_terrain":true,"airmass":2.5,"alt":23.43,"az":282.3,"t":"2039-08-31T08:50:00Z","terrain":-0.09},{"above_terrain":true,"airmass":2.6,"alt":22.52,"az":283.0,"t":"2039-08-31T08:55:00Z","terrain":-0.0},{"above_terrain":true,"airmass":2.7,"alt":21.61,"az":283.8,"t":"2039-08-31T09:00:00Z","terrain":0.09}],"transit":{"airmass":1.05,"alt":72.5,"az":181.5,"t":"2039-08-31T03:35:00Z"},"usable_hours":4.17,"verdict":"good","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."]}