{"assessment":{"best_window":{"end":"2039-09-28T02:45Z","end_local":"05:45","hours":5.92,"label":"good","mean_quality":0.9,"start":"2039-09-27T20:50Z","start_local":"23:50"},"cost":{"altitude":3.38,"clouds":0.0,"darkness":1.15,"moon":0.29},"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":-10,"cloud":null,"high":null,"iso":"2039-09-27T17:00Z","label":"unusable","low":null,"mid":null,"moon_alt":21,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"20:00","wind":null},{"alt":-1,"cloud":null,"high":null,"iso":"2039-09-27T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":25,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"21:00","wind":null},{"alt":8,"cloud":null,"high":null,"iso":"2039-09-27T19:00Z","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":19,"cloud":null,"high":null,"iso":"2039-09-27T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":23,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":30,"cloud":null,"high":null,"iso":"2039-09-27T21:00Z","label":"good","low":null,"mid":null,"moon_alt":18,"precip":null,"q":0.69,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":41,"cloud":null,"high":null,"iso":"2039-09-27T22:00Z","label":"good","low":null,"mid":null,"moon_alt":12,"precip":null,"q":0.78,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":52,"cloud":null,"high":null,"iso":"2039-09-27T23:00Z","label":"good","low":null,"mid":null,"moon_alt":4,"precip":null,"q":0.85,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":62,"cloud":null,"high":null,"iso":"2039-09-28T00:00Z","label":"good","low":null,"mid":null,"moon_alt":-6,"precip":null,"q":1.0,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":70,"cloud":null,"high":null,"iso":"2039-09-28T01:00Z","label":"good","low":null,"mid":null,"moon_alt":-16,"precip":null,"q":1.0,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":72,"cloud":null,"high":null,"iso":"2039-09-28T02:00Z","label":"good","low":null,"mid":null,"moon_alt":-26,"precip":null,"q":1.0,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":66,"cloud":null,"high":null,"iso":"2039-09-28T03:00Z","label":"marginal","low":null,"mid":null,"moon_alt":-37,"precip":null,"q":0.5,"rh":null,"sky":"astronomical twilight","temp":null,"time":"06:00","wind":null},{"alt":57,"cloud":null,"high":null,"iso":"2039-09-28T04:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-47,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"07:00","wind":null}],"peak_quality":1.0,"peak_sky":1.0,"quality_hours":6.0,"reasons":["the target being low or below 20\u00b0 cost 3.4 quality-hours","daylight and twilight cost 1.2 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":100,"score_weather":null,"sky_hours":6.0,"verdict":"unknown","verdict_astronomy":"good","weather_known":false,"windows":[{"end":"2039-09-27T20:10Z","end_local":"23:10","hours":4.0,"label":"unusable","mean_quality":0.0,"start":"2039-09-27T16:10Z","start_local":"19:10"},{"end":"2039-09-27T20:50Z","end_local":"23:50","hours":0.67,"label":"marginal","mean_quality":0.48,"start":"2039-09-27T20:10Z","start_local":"23:10"},{"end":"2039-09-28T02:45Z","end_local":"05:45","hours":5.92,"label":"good","mean_quality":0.9,"start":"2039-09-27T20:50Z","start_local":"23:50"},{"end":"2039-09-28T03:15Z","end_local":"06:15","hours":0.5,"label":"marginal","mean_quality":0.5,"start":"2039-09-28T02:45Z","start_local":"05:45"},{"end":"2039-09-28T03:50Z","end_local":"06:50","hours":0.58,"label":"poor","mean_quality":0.15,"start":"2039-09-28T03:15Z","start_local":"06:15"},{"end":"2039-09-28T04:15Z","end_local":"07:15","hours":0.42,"label":"unusable","mean_quality":0.0,"start":"2039-09-28T03:50Z","start_local":"06:50"}]},"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":"2039-09-27T17:42:53Z","dark_hours":8.98,"dark_to":"2039-09-28T02:41:30Z","moon":{"illumination":0.789,"phase":"waxing gibbous","waxing":true},"moon_free_dark_hours":3.28,"moonrise":"2039-09-27T14:05:00Z","moonset":"2039-09-27T23:23:05Z","sunrise":"2039-09-28T04:14:19Z","sunset":"2039-09-27T16:10:12Z","twilight":{"astronomical":{"end":"2039-09-27T17:42:53Z","start":"2039-09-28T02:41:30Z"},"civil":{"end":"2039-09-27T16:37:51Z","start":"2039-09-28T03:46:37Z"},"nautical":{"end":"2039-09-27T17:10:08Z","start":"2039-09-28T03:14:17Z"}},"window_end":"2039-09-28T09:00:00Z","window_start":"2039-09-27T09:00:00Z"},"night_date":"2039-09-27","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.05,"alt":72.5,"t":"2039-09-28T01:45:00Z"},"dec":24.11388889,"dec_of_date":24.2347,"dec_str":"+24\u00b0 06' 50.0\"","good_hours":5.67,"limit_rise":"2039-09-27T20:07:09Z","limit_set":"2039-09-28T07:18:47Z","max_az_rate_deg_per_min":0.76,"moon_separation":109.9,"never_rises":false,"ra":56.60083333,"ra_of_date":57.1932,"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":"5.7 dark hours above 30\u00b0 \u2014 a proper target for this night.","terrain":{"available":true,"behind_at":"2039-09-27T09:21:20Z","blocked_dark_hours":0,"clears_at":"2039-09-27T18:17:15Z","rise_az":300.0},"track":[{"above_terrain":true,"airmass":14.42,"alt":3.22,"az":300.0,"t":"2039-09-27T09:00:00Z","terrain":0.37},{"above_terrain":true,"airmass":17.43,"alt":2.41,"az":300.8,"t":"2039-09-27T09:05:00Z","terrain":0.33},{"above_terrain":true,"airmass":21.69,"alt":1.61,"az":301.7,"t":"2039-09-27T09:10:00Z","terrain":0.16},{"above_terrain":true,"airmass":27.96,"alt":0.82,"az":302.5,"t":"2039-09-27T09:15:00Z","terrain":-0.07},{"above_terrain":true,"airmass":37.41,"alt":0.03,"az":303.3,"t":"2039-09-27T09:20:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-0.74,"az":304.1,"t":"2039-09-27T09:25:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-1.51,"az":305.0,"t":"2039-09-27T09:30:00Z","terrain":-0.29},{"above_terrain":false,"airmass":null,"alt":-2.28,"az":305.8,"t":"2039-09-27T09:35:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-3.03,"az":306.7,"t":"2039-09-27T09:40:00Z","terrain":0.08},{"above_terrain":false,"airmass":null,"alt":-3.78,"az":307.6,"t":"2039-09-27T09:45:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-4.52,"az":308.4,"t":"2039-09-27T09:50:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-5.24,"az":309.3,"t":"2039-09-27T09:55:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-5.96,"az":310.2,"t":"2039-09-27T10:00:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-6.67,"az":311.1,"t":"2039-09-27T10:05:00Z","terrain":0.33},{"above_terrain":false,"airmass":null,"alt":-7.37,"az":312.0,"t":"2039-09-27T10:10:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-8.06,"az":313.0,"t":"2039-09-27T10:15:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-8.74,"az":313.9,"t":"2039-09-27T10:20:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-9.41,"az":314.8,"t":"2039-09-27T10:25:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-10.07,"az":315.8,"t":"2039-09-27T10:30:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-10.72,"az":316.7,"t":"2039-09-27T10:35:00Z","terrain":0.35},{"above_terrain":false,"airmass":null,"alt":-11.35,"az":317.7,"t":"2039-09-27T10:40:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-11.98,"az":318.7,"t":"2039-09-27T10:45:00Z","terrain":0.02},{"above_terrain":false,"airmass":null,"alt":-12.59,"az":319.7,"t":"2039-09-27T10:50:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-13.19,"az":320.7,"t":"2039-09-27T10:55:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-13.78,"az":321.7,"t":"2039-09-27T11:00:00Z","terrain":0.07},{"above_terrain":false,"airmass":null,"alt":-14.35,"az":322.7,"t":"2039-09-27T11:05:00Z","terrain":0.12},{"above_terrain":false,"airmass":null,"alt":-14.91,"az":323.7,"t":"2039-09-27T11:10:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-15.46,"az":324.8,"t":"2039-09-27T11:15:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-15.99,"az":325.8,"t":"2039-09-27T11:20:00Z","terrain":-0.23},{"above_terrain":false,"airmass":null,"alt":-16.51,"az":326.9,"t":"2039-09-27T11:25:00Z","terrain":-0.37},{"above_terrain":false,"airmass":null,"alt":-17.01,"az":327.9,"t":"2039-09-27T11:30:00Z","terrain":-0.24},{"above_terrain":false,"airmass":null,"alt":-17.5,"az":329.0,"t":"2039-09-27T11:35:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-17.98,"az":330.1,"t":"2039-09-27T11:40:00Z","terrain":-0.35},{"above_terrain":false,"airmass":null,"alt":-18.44,"az":331.2,"t":"2039-09-27T11:45:00Z","terrain":-0.34},{"above_terrain":false,"airmass":null,"alt":-18.88,"az":332.3,"t":"2039-09-27T11:50:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-19.31,"az":333.4,"t":"2039-09-27T11:55:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-19.72,"az":334.6,"t":"2039-09-27T12:00:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-20.11,"az":335.7,"t":"2039-09-27T12:05:00Z","terrain":-0.76},{"above_terrain":false,"airmass":null,"alt":-20.49,"az":336.9,"t":"2039-09-27T12:10:00Z","terrain":-0.74},{"above_terrain":false,"airmass":null,"alt":-20.85,"az":338.0,"t":"2039-09-27T12:15:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-21.19,"az":339.2,"t":"2039-09-27T12:20:00Z","terrain":-0.71},{"above_terrain":false,"airmass":null,"alt":-21.51,"az":340.4,"t":"2039-09-27T12:25:00Z","terrain":-0.5},{"above_terrain":false,"airmass":null,"alt":-21.82,"az":341.6,"t":"2039-09-27T12:30:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-22.1,"az":342.8,"t":"2039-09-27T12:35:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-22.37,"az":344.0,"t":"2039-09-27T12:40:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-22.62,"az":345.2,"t":"2039-09-27T12:45:00Z","terrain":-0.42},{"above_terrain":false,"airmass":null,"alt":-22.85,"az":346.4,"t":"2039-09-27T12:50:00Z","terrain":-0.5},{"above_terrain":false,"airmass":null,"alt":-23.06,"az":347.6,"t":"2039-09-27T12:55:00Z","terrain":-0.25},{"above_terrain":false,"airmass":null,"alt":-23.25,"az":348.8,"t":"2039-09-27T13:00:00Z","terrain":-0.03},{"above_terrain":false,"airmass":null,"alt":-23.42,"az":350.0,"t":"2039-09-27T13:05:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-23.57,"az":351.3,"t":"2039-09-27T13:10:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-23.71,"az":352.5,"t":"2039-09-27T13:15:00Z","terrain":0.39},{"above_terrain":false,"airmass":null,"alt":-23.82,"az":353.8,"t":"2039-09-27T13:20:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-23.91,"az":355.0,"t":"2039-09-27T13:25:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-23.98,"az":356.3,"t":"2039-09-27T13:30:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-24.03,"az":357.5,"t":"2039-09-27T13:35:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-24.06,"az":358.8,"t":"2039-09-27T13:40:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-24.07,"az":0.0,"t":"2039-09-27T13:45:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-24.06,"az":1.3,"t":"2039-09-27T13:50:00Z","terrain":0.3},{"above_terrain":false,"airmass":null,"alt":-24.03,"az":2.5,"t":"2039-09-27T13:55:00Z","terrain":-0.01},{"above_terrain":false,"airmass":null,"alt":-23.98,"az":3.8,"t":"2039-09-27T14:00:00Z","terrain":-0.25},{"above_terrain":false,"airmass":null,"alt":-23.91,"az":5.0,"t":"2039-09-27T14:05:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-23.82,"az":6.3,"t":"2039-09-27T14:10:00Z","terrain":-0.54},{"above_terrain":false,"airmass":null,"alt":-23.7,"az":7.5,"t":"2039-09-27T14:15:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-23.57,"az":8.7,"t":"2039-09-27T14:20:00Z","terrain":-0.6},{"above_terrain":false,"airmass":null,"alt":-23.42,"az":10.0,"t":"2039-09-27T14:25:00Z","terrain":-0.6},{"above_terrain":false,"airmass":null,"alt":-23.25,"az":11.2,"t":"2039-09-27T14:30:00Z","terrain":-0.35},{"above_terrain":false,"airmass":null,"alt":-23.06,"az":12.4,"t":"2039-09-27T14:35:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-22.84,"az":13.7,"t":"2039-09-27T14:40:00Z","terrain":0.03},{"above_terrain":false,"airmass":null,"alt":-22.61,"az":14.9,"t":"2039-09-27T14:45:00Z","terrain":0.37},{"above_terrain":false,"airmass":null,"alt":-22.36,"az":16.1,"t":"2039-09-27T14:50:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-22.1,"az":17.3,"t":"2039-09-27T14:55:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-21.81,"az":18.5,"t":"2039-09-27T15:00:00Z","terrain":0.57},{"above_terrain":false,"airmass":null,"alt":-21.5,"az":19.7,"t":"2039-09-27T15:05:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-21.18,"az":20.8,"t":"2039-09-27T15:10:00Z","terrain":0.69},{"above_terrain":false,"airmass":null,"alt":-20.84,"az":22.0,"t":"2039-09-27T15:15:00Z","terrain":0.99},{"above_terrain":false,"airmass":null,"alt":-20.48,"az":23.2,"t":"2039-09-27T15:20:00Z","terrain":1.12},{"above_terrain":false,"airmass":null,"alt":-20.1,"az":24.3,"t":"2039-09-27T15:25:00Z","terrain":1.01},{"above_terrain":false,"airmass":null,"alt":-19.71,"az":25.4,"t":"2039-09-27T15:30:00Z","terrain":1.27},{"above_terrain":false,"airmass":null,"alt":-19.3,"az":26.6,"t":"2039-09-27T15:35:00Z","terrain":1.31},{"above_terrain":false,"airmass":null,"alt":-18.87,"az":27.7,"t":"2039-09-27T15:40:00Z","terrain":1.22},{"above_terrain":false,"airmass":null,"alt":-18.43,"az":28.8,"t":"2039-09-27T15:45:00Z","terrain":1.04},{"above_terrain":false,"airmass":null,"alt":-17.97,"az":29.9,"t":"2039-09-27T15:50:00Z","terrain":1.14},{"above_terrain":false,"airmass":null,"alt":-17.49,"az":31.0,"t":"2039-09-27T15:55:00Z","terrain":1.31},{"above_terrain":false,"airmass":null,"alt":-17.0,"az":32.1,"t":"2039-09-27T16:00:00Z","terrain":1.3},{"above_terrain":false,"airmass":null,"alt":-16.5,"az":33.2,"t":"2039-09-27T16:05:00Z","terrain":0.9},{"above_terrain":false,"airmass":null,"alt":-15.98,"az":34.2,"t":"2039-09-27T16:10:00Z","terrain":0.35},{"above_terrain":false,"airmass":null,"alt":-15.45,"az":35.3,"t":"2039-09-27T16:15:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-14.9,"az":36.3,"t":"2039-09-27T16:20:00Z","terrain":-0.01},{"above_terrain":false,"airmass":null,"alt":-14.34,"az":37.3,"t":"2039-09-27T16:25:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-13.76,"az":38.4,"t":"2039-09-27T16:30:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-13.18,"az":39.4,"t":"2039-09-27T16:35:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-12.58,"az":40.4,"t":"2039-09-27T16:40:00Z","terrain":-0.02},{"above_terrain":false,"airmass":null,"alt":-11.96,"az":41.4,"t":"2039-09-27T16:45:00Z","terrain":0.06},{"above_terrain":false,"airmass":null,"alt":-11.34,"az":42.3,"t":"2039-09-27T16:50:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-10.7,"az":43.3,"t":"2039-09-27T16:55:00Z","terrain":0.3},{"above_terrain":false,"airmass":null,"alt":-10.06,"az":44.3,"t":"2039-09-27T17:00:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-9.4,"az":45.2,"t":"2039-09-27T17:05:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-8.73,"az":46.1,"t":"2039-09-27T17:10:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-8.05,"az":47.1,"t":"2039-09-27T17:15:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-7.36,"az":48.0,"t":"2039-09-27T17:20:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-6.66,"az":48.9,"t":"2039-09-27T17:25:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-5.95,"az":49.8,"t":"2039-09-27T17:30:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-5.23,"az":50.7,"t":"2039-09-27T17:35:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-4.5,"az":51.6,"t":"2039-09-27T17:40:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-3.76,"az":52.5,"t":"2039-09-27T17:45:00Z","terrain":0.72},{"above_terrain":false,"airmass":null,"alt":-3.01,"az":53.3,"t":"2039-09-27T17:50:00Z","terrain":0.89},{"above_terrain":false,"airmass":null,"alt":-2.26,"az":54.2,"t":"2039-09-27T17:55:00Z","terrain":1.01},{"above_terrain":false,"airmass":null,"alt":-1.5,"az":55.0,"t":"2039-09-27T18:00:00Z","terrain":1.08},{"above_terrain":false,"airmass":null,"alt":-0.73,"az":55.9,"t":"2039-09-27T18:05:00Z","terrain":1.05},{"above_terrain":false,"airmass":37.15,"alt":0.05,"az":56.7,"t":"2039-09-27T18:10:00Z","terrain":1.06},{"above_terrain":false,"airmass":27.79,"alt":0.84,"az":57.5,"t":"2039-09-27T18:15:00Z","terrain":1.17},{"above_terrain":true,"airmass":21.57,"alt":1.63,"az":58.4,"t":"2039-09-27T18:20:00Z","terrain":1.24},{"above_terrain":true,"airmass":17.35,"alt":2.43,"az":59.2,"t":"2039-09-27T18:25:00Z","terrain":1.2},{"above_terrain":true,"airmass":14.36,"alt":3.24,"az":60.0,"t":"2039-09-27T18:30:00Z","terrain":1.17},{"above_terrain":true,"airmass":12.18,"alt":4.05,"az":60.8,"t":"2039-09-27T18:35:00Z","terrain":1.11},{"above_terrain":true,"airmass":10.52,"alt":4.87,"az":61.6,"t":"2039-09-27T18:40:00Z","terrain":1.04},{"above_terrain":true,"airmass":9.24,"alt":5.7,"az":62.4,"t":"2039-09-27T18:45:00Z","terrain":0.97},{"above_terrain":true,"airmass":8.21,"alt":6.53,"az":63.2,"t":"2039-09-27T18:50:00Z","terrain":0.89},{"above_terrain":true,"airmass":7.38,"alt":7.37,"az":64.0,"t":"2039-09-27T18:55:00Z","terrain":0.78},{"above_terrain":true,"airmass":6.69,"alt":8.21,"az":64.7,"t":"2039-09-27T19:00:00Z","terrain":0.77},{"above_terrain":true,"airmass":6.12,"alt":9.06,"az":65.5,"t":"2039-09-27T19:05:00Z","terrain":0.8},{"above_terrain":true,"airmass":5.63,"alt":9.92,"az":66.3,"t":"2039-09-27T19:10:00Z","terrain":0.86},{"above_terrain":true,"airmass":5.21,"alt":10.78,"az":67.0,"t":"2039-09-27T19:15:00Z","terrain":0.93},{"above_terrain":true,"airmass":4.85,"alt":11.64,"az":67.8,"t":"2039-09-27T19:20:00Z","terrain":0.98},{"above_terrain":true,"airmass":4.53,"alt":12.51,"az":68.6,"t":"2039-09-27T19:25:00Z","terrain":1.02},{"above_terrain":true,"airmass":4.25,"alt":13.38,"az":69.3,"t":"2039-09-27T19:30:00Z","terrain":1.1},{"above_terrain":true,"airmass":4.0,"alt":14.26,"az":70.1,"t":"2039-09-27T19:35:00Z","terrain":1.22},{"above_terrain":true,"airmass":3.78,"alt":15.14,"az":70.8,"t":"2039-09-27T19:40:00Z","terrain":1.25},{"above_terrain":true,"airmass":3.58,"alt":16.03,"az":71.6,"t":"2039-09-27T19:45:00Z","terrain":1.23},{"above_terrain":true,"airmass":3.4,"alt":16.92,"az":72.3,"t":"2039-09-27T19:50:00Z","terrain":1.13},{"above_terrain":true,"airmass":3.24,"alt":17.81,"az":73.1,"t":"2039-09-27T19:55:00Z","terrain":0.97},{"above_terrain":true,"airmass":3.09,"alt":18.71,"az":73.8,"t":"2039-09-27T20:00:00Z","terrain":0.78},{"above_terrain":true,"airmass":2.96,"alt":19.61,"az":74.6,"t":"2039-09-27T20:05:00Z","terrain":0.67},{"above_terrain":true,"airmass":2.83,"alt":20.51,"az":75.3,"t":"2039-09-27T20:10:00Z","terrain":0.66},{"above_terrain":true,"airmass":2.72,"alt":21.42,"az":76.1,"t":"2039-09-27T20:15:00Z","terrain":0.72},{"above_terrain":true,"airmass":2.62,"alt":22.33,"az":76.8,"t":"2039-09-27T20:20:00Z","terrain":0.7},{"above_terrain":true,"airmass":2.52,"alt":23.24,"az":77.5,"t":"2039-09-27T20:25:00Z","terrain":0.66},{"above_terrain":true,"airmass":2.43,"alt":24.16,"az":78.3,"t":"2039-09-27T20:30:00Z","terrain":0.61},{"above_terrain":true,"airmass":2.35,"alt":25.08,"az":79.0,"t":"2039-09-27T20:35:00Z","terrain":0.57},{"above_terrain":true,"airmass":2.27,"alt":26.0,"az":79.8,"t":"2039-09-27T20:40:00Z","terrain":0.48},{"above_terrain":true,"airmass":2.2,"alt":26.92,"az":80.5,"t":"2039-09-27T20:45:00Z","terrain":0.58},{"above_terrain":true,"airmass":2.13,"alt":27.84,"az":81.3,"t":"2039-09-27T20:50:00Z","terrain":0.72},{"above_terrain":true,"airmass":2.07,"alt":28.77,"az":82.1,"t":"2039-09-27T20:55:00Z","terrain":0.78},{"above_terrain":true,"airmass":2.01,"alt":29.7,"az":82.8,"t":"2039-09-27T21:00:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.96,"alt":30.63,"az":83.6,"t":"2039-09-27T21:05:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.91,"alt":31.56,"az":84.4,"t":"2039-09-27T21:10:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.86,"alt":32.49,"az":85.2,"t":"2039-09-27T21:15:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.81,"alt":33.42,"az":85.9,"t":"2039-09-27T21:20:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.77,"alt":34.36,"az":86.7,"t":"2039-09-27T21:25:00Z","terrain":0.1},{"above_terrain":true,"airmass":1.73,"alt":35.29,"az":87.5,"t":"2039-09-27T21:30:00Z","terrain":-0.0},{"above_terrain":true,"airmass":1.69,"alt":36.23,"az":88.3,"t":"2039-09-27T21:35:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.65,"alt":37.16,"az":89.2,"t":"2039-09-27T21:40:00Z","terrain":-0.2},{"above_terrain":true,"airmass":1.62,"alt":38.1,"az":90.0,"t":"2039-09-27T21:45:00Z","terrain":-0.22},{"above_terrain":true,"airmass":1.59,"alt":39.03,"az":90.8,"t":"2039-09-27T21:50:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.55,"alt":39.97,"az":91.7,"t":"2039-09-27T21:55:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.53,"alt":40.9,"az":92.5,"t":"2039-09-27T22:00:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.5,"alt":41.84,"az":93.4,"t":"2039-09-27T22:05:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.47,"alt":42.77,"az":94.3,"t":"2039-09-27T22:10:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.45,"alt":43.71,"az":95.2,"t":"2039-09-27T22:15:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.42,"alt":44.64,"az":96.1,"t":"2039-09-27T22:20:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.4,"alt":45.57,"az":97.1,"t":"2039-09-27T22:25:00Z","terrain":0.73},{"above_terrain":true,"airmass":1.38,"alt":46.49,"az":98.0,"t":"2039-09-27T22:30:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.36,"alt":47.42,"az":99.0,"t":"2039-09-27T22:35:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.34,"alt":48.34,"az":100.0,"t":"2039-09-27T22:40:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.32,"alt":49.26,"az":101.1,"t":"2039-09-27T22:45:00Z","terrain":0.07},{"above_terrain":true,"airmass":1.3,"alt":50.18,"az":102.1,"t":"2039-09-27T22:50:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.28,"alt":51.09,"az":103.2,"t":"2039-09-27T22:55:00Z","terrain":-0.17},{"above_terrain":true,"airmass":1.27,"alt":52.0,"az":104.3,"t":"2039-09-27T23:00:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.25,"alt":52.91,"az":105.5,"t":"2039-09-27T23:05:00Z","terrain":-0.41},{"above_terrain":true,"airmass":1.24,"alt":53.81,"az":106.6,"t":"2039-09-27T23:10:00Z","terrain":-0.62},{"above_terrain":true,"airmass":1.22,"alt":54.7,"az":107.9,"t":"2039-09-27T23:15:00Z","terrain":-0.89},{"above_terrain":true,"airmass":1.21,"alt":55.59,"az":109.1,"t":"2039-09-27T23:20:00Z","terrain":-1.19},{"above_terrain":true,"airmass":1.2,"alt":56.47,"az":110.4,"t":"2039-09-27T23:25:00Z","terrain":-1.23},{"above_terrain":true,"airmass":1.19,"alt":57.34,"az":111.8,"t":"2039-09-27T23:30:00Z","terrain":-1.37},{"above_terrain":true,"airmass":1.18,"alt":58.21,"az":113.2,"t":"2039-09-27T23:35:00Z","terrain":-1.47},{"above_terrain":true,"airmass":1.17,"alt":59.06,"az":114.6,"t":"2039-09-27T23:40:00Z","terrain":-1.55},{"above_terrain":true,"airmass":1.16,"alt":59.91,"az":116.2,"t":"2039-09-27T23:45:00Z","terrain":-1.49},{"above_terrain":true,"airmass":1.15,"alt":60.74,"az":117.7,"t":"2039-09-27T23:50:00Z","terrain":-1.48},{"above_terrain":true,"airmass":1.14,"alt":61.56,"az":119.4,"t":"2039-09-27T23:55:00Z","terrain":-1.39},{"above_terrain":true,"airmass":1.13,"alt":62.37,"az":121.1,"t":"2039-09-28T00:00:00Z","terrain":-1.24},{"above_terrain":true,"airmass":1.12,"alt":63.17,"az":122.9,"t":"2039-09-28T00:05:00Z","terrain":-1.37},{"above_terrain":true,"airmass":1.11,"alt":63.94,"az":124.8,"t":"2039-09-28T00:10:00Z","terrain":-1.6},{"above_terrain":true,"airmass":1.11,"alt":64.7,"az":126.7,"t":"2039-09-28T00:15:00Z","terrain":-1.56},{"above_terrain":true,"airmass":1.1,"alt":65.44,"az":128.8,"t":"2039-09-28T00:20:00Z","terrain":-1.19},{"above_terrain":true,"airmass":1.09,"alt":66.16,"az":131.0,"t":"2039-09-28T00:25:00Z","terrain":-1.69},{"above_terrain":true,"airmass":1.09,"alt":66.86,"az":133.3,"t":"2039-09-28T00:30:00Z","terrain":-1.63},{"above_terrain":true,"airmass":1.08,"alt":67.52,"az":135.7,"t":"2039-09-28T00:35:00Z","terrain":-1.23},{"above_terrain":true,"airmass":1.08,"alt":68.16,"az":138.2,"t":"2039-09-28T00:40:00Z","terrain":-1.17},{"above_terrain":true,"airmass":1.07,"alt":68.77,"az":140.8,"t":"2039-09-28T00:45:00Z","terrain":-1.15},{"above_terrain":true,"airmass":1.07,"alt":69.35,"az":143.6,"t":"2039-09-28T00:50:00Z","terrain":-1.35},{"above_terrain":true,"airmass":1.06,"alt":69.88,"az":146.5,"t":"2039-09-28T00:55:00Z","terrain":-1.41},{"above_terrain":true,"airmass":1.06,"alt":70.38,"az":149.5,"t":"2039-09-28T01:00:00Z","terrain":-1.31},{"above_terrain":true,"airmass":1.06,"alt":70.83,"az":152.7,"t":"2039-09-28T01:05:00Z","terrain":-1.04},{"above_terrain":true,"airmass":1.06,"alt":71.24,"az":155.9,"t":"2039-09-28T01:10:00Z","terrain":-1.24},{"above_terrain":true,"airmass":1.05,"alt":71.59,"az":159.4,"t":"2039-09-28T01:15:00Z","terrain":-1.19},{"above_terrain":true,"airmass":1.05,"alt":71.9,"az":162.9,"t":"2039-09-28T01:20:00Z","terrain":-1.36},{"above_terrain":true,"airmass":1.05,"alt":72.14,"az":166.5,"t":"2039-09-28T01:25:00Z","terrain":-1.21},{"above_terrain":true,"airmass":1.05,"alt":72.33,"az":170.2,"t":"2039-09-28T01:30:00Z","terrain":-0.6},{"above_terrain":true,"airmass":1.05,"alt":72.46,"az":173.9,"t":"2039-09-28T01:35:00Z","terrain":-0.39},{"above_terrain":true,"airmass":1.05,"alt":72.53,"az":177.7,"t":"2039-09-28T01:40:00Z","terrain":-0.38},{"above_terrain":true,"airmass":1.05,"alt":72.54,"az":181.5,"t":"2039-09-28T01:45:00Z","terrain":-0.64},{"above_terrain":true,"airmass":1.05,"alt":72.48,"az":185.3,"t":"2039-09-28T01:50:00Z","terrain":-0.64},{"above_terrain":true,"airmass":1.05,"alt":72.36,"az":189.1,"t":"2039-09-28T01:55:00Z","terrain":-0.59},{"above_terrain":true,"airmass":1.05,"alt":72.18,"az":192.8,"t":"2039-09-28T02:00:00Z","terrain":-0.44},{"above_terrain":true,"airmass":1.05,"alt":71.95,"az":196.4,"t":"2039-09-28T02:05:00Z","terrain":-0.55},{"above_terrain":true,"airmass":1.05,"alt":71.66,"az":200.0,"t":"2039-09-28T02:10:00Z","terrain":-0.25},{"above_terrain":true,"airmass":1.06,"alt":71.31,"az":203.4,"t":"2039-09-28T02:15:00Z","terrain":-0.61},{"above_terrain":true,"airmass":1.06,"alt":70.91,"az":206.7,"t":"2039-09-28T02:20:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.06,"alt":70.47,"az":209.9,"t":"2039-09-28T02:25:00Z","terrain":0.62},{"above_terrain":true,"airmass":1.06,"alt":69.98,"az":213.0,"t":"2039-09-28T02:30:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.07,"alt":69.45,"az":215.9,"t":"2039-09-28T02:35:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.07,"alt":68.88,"az":218.7,"t":"2039-09-28T02:40:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.08,"alt":68.28,"az":221.3,"t":"2039-09-28T02:45:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.08,"alt":67.65,"az":223.9,"t":"2039-09-28T02:50:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.09,"alt":66.99,"az":226.3,"t":"2039-09-28T02:55:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.09,"alt":66.3,"az":228.6,"t":"2039-09-28T03:00:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.1,"alt":65.58,"az":230.8,"t":"2039-09-28T03:05:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.1,"alt":64.85,"az":232.9,"t":"2039-09-28T03:10:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.11,"alt":64.09,"az":234.9,"t":"2039-09-28T03:15:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.12,"alt":63.32,"az":236.8,"t":"2039-09-28T03:20:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.13,"alt":62.53,"az":238.6,"t":"2039-09-28T03:25:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.13,"alt":61.72,"az":240.3,"t":"2039-09-28T03:30:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.14,"alt":60.9,"az":242.0,"t":"2039-09-28T03:35:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.15,"alt":60.07,"az":243.6,"t":"2039-09-28T03:40:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.16,"alt":59.22,"az":245.1,"t":"2039-09-28T03:45:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.17,"alt":58.37,"az":246.5,"t":"2039-09-28T03:50:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.18,"alt":57.51,"az":248.0,"t":"2039-09-28T03:55:00Z","terrain":0.6},{"above_terrain":true,"airmass":1.2,"alt":56.64,"az":249.3,"t":"2039-09-28T04:00:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.21,"alt":55.76,"az":250.6,"t":"2039-09-28T04:05:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.22,"alt":54.87,"az":251.9,"t":"2039-09-28T04:10:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.24,"alt":53.98,"az":253.1,"t":"2039-09-28T04:15:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.25,"alt":53.08,"az":254.3,"t":"2039-09-28T04:20:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.26,"alt":52.18,"az":255.5,"t":"2039-09-28T04:25:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.28,"alt":51.27,"az":256.6,"t":"2039-09-28T04:30:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.3,"alt":50.35,"az":257.7,"t":"2039-09-28T04:35:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.32,"alt":49.44,"az":258.7,"t":"2039-09-28T04:40:00Z","terrain":0.45},{"above_terrain":true,"airmass":1.33,"alt":48.52,"az":259.8,"t":"2039-09-28T04:45:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.35,"alt":47.6,"az":260.8,"t":"2039-09-28T04:50:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.37,"alt":46.67,"az":261.8,"t":"2039-09-28T04:55:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.39,"alt":45.74,"az":262.7,"t":"2039-09-28T05:00:00Z","terrain":0.86},{"above_terrain":true,"airmass":1.42,"alt":44.81,"az":263.7,"t":"2039-09-28T05:05:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.44,"alt":43.88,"az":264.6,"t":"2039-09-28T05:10:00Z","terrain":0.44},{"above_terrain":true,"airmass":1.47,"alt":42.95,"az":265.5,"t":"2039-09-28T05:15:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.49,"alt":42.02,"az":266.4,"t":"2039-09-28T05:20:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.52,"alt":41.08,"az":267.3,"t":"2039-09-28T05:25:00Z","terrain":0.59},{"above_terrain":true,"airmass":1.55,"alt":40.15,"az":268.2,"t":"2039-09-28T05:30:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.58,"alt":39.21,"az":269.0,"t":"2039-09-28T05:35:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.61,"alt":38.28,"az":269.8,"t":"2039-09-28T05:40:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.65,"alt":37.34,"az":270.7,"t":"2039-09-28T05:45:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.68,"alt":36.4,"az":271.5,"t":"2039-09-28T05:50:00Z","terrain":0.6},{"above_terrain":true,"airmass":1.72,"alt":35.47,"az":272.3,"t":"2039-09-28T05:55:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.76,"alt":34.53,"az":273.1,"t":"2039-09-28T06:00:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.8,"alt":33.6,"az":273.9,"t":"2039-09-28T06:05:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.85,"alt":32.67,"az":274.7,"t":"2039-09-28T06:10:00Z","terrain":0.05},{"above_terrain":true,"airmass":1.9,"alt":31.73,"az":275.5,"t":"2039-09-28T06:15:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.95,"alt":30.8,"az":276.3,"t":"2039-09-28T06:20:00Z","terrain":-0.04},{"above_terrain":true,"airmass":2.0,"alt":29.87,"az":277.0,"t":"2039-09-28T06:25:00Z","terrain":-0.14},{"above_terrain":true,"airmass":2.06,"alt":28.95,"az":277.8,"t":"2039-09-28T06:30:00Z","terrain":-0.09},{"above_terrain":true,"airmass":2.12,"alt":28.02,"az":278.6,"t":"2039-09-28T06:35:00Z","terrain":-0.05},{"above_terrain":true,"airmass":2.19,"alt":27.09,"az":279.3,"t":"2039-09-28T06:40:00Z","terrain":-0.05},{"above_terrain":true,"airmass":2.26,"alt":26.17,"az":280.1,"t":"2039-09-28T06:45:00Z","terrain":-0.12},{"above_terrain":true,"airmass":2.33,"alt":25.25,"az":280.8,"t":"2039-09-28T06:50:00Z","terrain":0.0},{"above_terrain":true,"airmass":2.42,"alt":24.33,"az":281.6,"t":"2039-09-28T06:55:00Z","terrain":-0.06},{"above_terrain":true,"airmass":2.5,"alt":23.42,"az":282.3,"t":"2039-09-28T07:00:00Z","terrain":-0.09},{"above_terrain":true,"airmass":2.6,"alt":22.5,"az":283.1,"t":"2039-09-28T07:05:00Z","terrain":-0.0},{"above_terrain":true,"airmass":2.7,"alt":21.59,"az":283.8,"t":"2039-09-28T07:10:00Z","terrain":0.09},{"above_terrain":true,"airmass":2.81,"alt":20.69,"az":284.6,"t":"2039-09-28T07:15:00Z","terrain":0.18},{"above_terrain":true,"airmass":2.93,"alt":19.78,"az":285.3,"t":"2039-09-28T07:20:00Z","terrain":0.23},{"above_terrain":true,"airmass":3.07,"alt":18.88,"az":286.0,"t":"2039-09-28T07:25:00Z","terrain":0.23},{"above_terrain":true,"airmass":3.21,"alt":17.98,"az":286.8,"t":"2039-09-28T07:30:00Z","terrain":0.34},{"above_terrain":true,"airmass":3.37,"alt":17.09,"az":287.5,"t":"2039-09-28T07:35:00Z","terrain":0.26},{"above_terrain":true,"airmass":3.54,"alt":16.2,"az":288.3,"t":"2039-09-28T07:40:00Z","terrain":0.17},{"above_terrain":true,"airmass":3.74,"alt":15.31,"az":289.0,"t":"2039-09-28T07:45:00Z","terrain":0.18},{"above_terrain":true,"airmass":3.96,"alt":14.43,"az":289.8,"t":"2039-09-28T07:50:00Z","terrain":0.27},{"above_terrain":true,"airmass":4.2,"alt":13.55,"az":290.5,"t":"2039-09-28T07:55:00Z","terrain":0.4},{"above_terrain":true,"airmass":4.47,"alt":12.68,"az":291.3,"t":"2039-09-28T08:00:00Z","terrain":0.51},{"above_terrain":true,"airmass":4.78,"alt":11.81,"az":292.0,"t":"2039-09-28T08:05:00Z","terrain":0.54},{"above_terrain":true,"airmass":5.14,"alt":10.94,"az":292.8,"t":"2039-09-28T08:10:00Z","terrain":0.33},{"above_terrain":true,"airmass":5.54,"alt":10.08,"az":293.6,"t":"2039-09-28T08:15:00Z","terrain":0.26},{"above_terrain":true,"airmass":6.02,"alt":9.23,"az":294.3,"t":"2039-09-28T08:20:00Z","terrain":0.24},{"above_terrain":true,"airmass":6.58,"alt":8.38,"az":295.1,"t":"2039-09-28T08:25:00Z","terrain":0.24},{"above_terrain":true,"airmass":7.24,"alt":7.53,"az":295.9,"t":"2039-09-28T08:30:00Z","terrain":0.32},{"above_terrain":true,"airmass":8.04,"alt":6.69,"az":296.7,"t":"2039-09-28T08:35:00Z","terrain":0.28},{"above_terrain":true,"airmass":9.02,"alt":5.86,"az":297.5,"t":"2039-09-28T08:40:00Z","terrain":0.19},{"above_terrain":true,"airmass":10.25,"alt":5.03,"az":298.3,"t":"2039-09-28T08:45:00Z","terrain":0.13},{"above_terrain":true,"airmass":11.83,"alt":4.21,"az":299.1,"t":"2039-09-28T08:50:00Z","terrain":0.18},{"above_terrain":true,"airmass":13.9,"alt":3.39,"az":299.9,"t":"2039-09-28T08:55:00Z","terrain":0.34},{"above_terrain":true,"airmass":16.7,"alt":2.59,"az":300.7,"t":"2039-09-28T09:00:00Z","terrain":0.34}],"transit":{"airmass":1.05,"alt":72.5,"az":181.5,"t":"2039-09-28T01:45:00Z"},"usable_hours":6.58,"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."]}
