{"assessment":{"best_window":{"end":"2040-09-05T02:15Z","end_local":"05:15","hours":4.17,"label":"good","mean_quality":0.9,"start":"2040-09-04T22:05Z","start_local":"01:05"},"cost":{"altitude":4.12,"clouds":0.0,"darkness":1.29,"moon":0.0},"formula":"astronomy = 100 * min(1, sky_hours / reference_hours) * peak_sky; overall = astronomy * score_weather / 100 (null when the weather is unknown)","hard_limit":null,"headline":"Astronomically worth it \u2014 weather unknown","hourly":[{"alt":-20,"cloud":null,"high":null,"iso":"2040-09-04T17:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-8,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"20:00","wind":null},{"alt":-13,"cloud":null,"high":null,"iso":"2040-09-04T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-17,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"21:00","wind":null},{"alt":-6,"cloud":null,"high":null,"iso":"2040-09-04T19:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-24,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":4,"cloud":null,"high":null,"iso":"2040-09-04T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-28,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":14,"cloud":null,"high":null,"iso":"2040-09-04T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-31,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":25,"cloud":null,"high":null,"iso":"2040-09-04T22:00Z","label":"marginal","low":null,"mid":null,"moon_alt":-30,"precip":null,"q":0.58,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":36,"cloud":null,"high":null,"iso":"2040-09-04T23:00Z","label":"good","low":null,"mid":null,"moon_alt":-26,"precip":null,"q":0.84,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":47,"cloud":null,"high":null,"iso":"2040-09-05T00:00Z","label":"good","low":null,"mid":null,"moon_alt":-20,"precip":null,"q":0.91,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":58,"cloud":null,"high":null,"iso":"2040-09-05T01:00Z","label":"good","low":null,"mid":null,"moon_alt":-13,"precip":null,"q":0.99,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":67,"cloud":null,"high":null,"iso":"2040-09-05T02:00Z","label":"good","low":null,"mid":null,"moon_alt":-3,"precip":null,"q":1.0,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":72,"cloud":null,"high":null,"iso":"2040-09-05T03:00Z","label":"poor","low":null,"mid":null,"moon_alt":7,"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":4.39,"reasons":["the target being low or below 20\u00b0 cost 4.1 quality-hours","daylight and twilight cost 1.3 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":100,"score_weather":null,"sky_hours":4.39,"verdict":"unknown","verdict_astronomy":"good","weather_known":false,"windows":[{"end":"2040-09-04T21:35Z","end_local":"00:35","hours":4.83,"label":"unusable","mean_quality":0.0,"start":"2040-09-04T16:45Z","start_local":"19:45"},{"end":"2040-09-04T22:05Z","end_local":"01:05","hours":0.5,"label":"marginal","mean_quality":0.49,"start":"2040-09-04T21:35Z","start_local":"00:35"},{"end":"2040-09-05T02:15Z","end_local":"05:15","hours":4.17,"label":"good","mean_quality":0.9,"start":"2040-09-04T22:05Z","start_local":"01:05"},{"end":"2040-09-05T02:50Z","end_local":"05:50","hours":0.58,"label":"marginal","mean_quality":0.5,"start":"2040-09-05T02:15Z","start_local":"05:15"},{"end":"2040-09-05T03:25Z","end_local":"06:25","hours":0.58,"label":"poor","mean_quality":0.15,"start":"2040-09-05T02:50Z","start_local":"05:50"},{"end":"2040-09-05T03:55Z","end_local":"06:55","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2040-09-05T03:25Z","start_local":"06:25"}]},"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":"2040-09-04T18:25:39Z","dark_hours":7.81,"dark_to":"2040-09-05T02:14:20Z","moon":{"illumination":0.03,"phase":"new moon","waxing":false},"moon_free_dark_hours":7.8,"moonrise":"2040-09-05T02:21:53Z","moonset":"2040-09-04T16:08:56Z","sunrise":"2040-09-05T03:51:28Z","sunset":"2040-09-04T16:48:36Z","twilight":{"astronomical":{"end":"2040-09-04T18:25:39Z","start":"2040-09-05T02:14:20Z"},"civil":{"end":"2040-09-04T17:16:53Z","start":"2040-09-05T03:23:09Z"},"nautical":{"end":"2040-09-04T17:50:34Z","start":"2040-09-05T02:49:26Z"}},"window_end":"2040-09-05T09:00:00Z","window_start":"2040-09-04T09:00:00Z"},"night_date":"2040-09-04","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.07,"alt":68.5,"t":"2040-09-05T02:10:00Z"},"dec":24.11388889,"dec_of_date":24.2375,"dec_str":"+24\u00b0 06' 50.0\"","good_hours":3.75,"limit_rise":"2040-09-04T21:34:39Z","limit_set":"2040-09-05T08:46:18Z","max_az_rate_deg_per_min":0.76,"moon_separation":83.8,"never_rises":false,"ra":56.60083333,"ra_of_date":57.2072,"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":"3.8 dark hours above 30\u00b0 \u2014 a proper target for this night.","terrain":{"available":true,"behind_at":"2040-09-04T10:48:43Z","blocked_dark_hours":0,"clears_at":"2040-09-04T19:45:02Z","rise_az":286.6},"track":[{"above_terrain":true,"airmass":3.17,"alt":18.24,"az":286.6,"t":"2040-09-04T09:00:00Z","terrain":0.31},{"above_terrain":true,"airmass":3.32,"alt":17.35,"az":287.3,"t":"2040-09-04T09:05:00Z","terrain":0.31},{"above_terrain":true,"airmass":3.49,"alt":16.46,"az":288.1,"t":"2040-09-04T09:10:00Z","terrain":0.17},{"above_terrain":true,"airmass":3.68,"alt":15.57,"az":288.8,"t":"2040-09-04T09:15:00Z","terrain":0.18},{"above_terrain":true,"airmass":3.89,"alt":14.68,"az":289.6,"t":"2040-09-04T09:20:00Z","terrain":0.24},{"above_terrain":true,"airmass":4.13,"alt":13.8,"az":290.3,"t":"2040-09-04T09:25:00Z","terrain":0.35},{"above_terrain":true,"airmass":4.39,"alt":12.93,"az":291.1,"t":"2040-09-04T09:30:00Z","terrain":0.49},{"above_terrain":true,"airmass":4.69,"alt":12.06,"az":291.8,"t":"2040-09-04T09:35:00Z","terrain":0.54},{"above_terrain":true,"airmass":5.03,"alt":11.19,"az":292.6,"t":"2040-09-04T09:40:00Z","terrain":0.39},{"above_terrain":true,"airmass":5.42,"alt":10.33,"az":293.4,"t":"2040-09-04T09:45:00Z","terrain":0.27},{"above_terrain":true,"airmass":5.87,"alt":9.47,"az":294.1,"t":"2040-09-04T09:50:00Z","terrain":0.25},{"above_terrain":true,"airmass":6.41,"alt":8.62,"az":294.9,"t":"2040-09-04T09:55:00Z","terrain":0.23},{"above_terrain":true,"airmass":7.04,"alt":7.78,"az":295.7,"t":"2040-09-04T10:00:00Z","terrain":0.3},{"above_terrain":true,"airmass":7.79,"alt":6.93,"az":296.5,"t":"2040-09-04T10:05:00Z","terrain":0.3},{"above_terrain":true,"airmass":8.72,"alt":6.1,"az":297.2,"t":"2040-09-04T10:10:00Z","terrain":0.23},{"above_terrain":true,"airmass":9.87,"alt":5.27,"az":298.0,"t":"2040-09-04T10:15:00Z","terrain":0.12},{"above_terrain":true,"airmass":11.33,"alt":4.45,"az":298.8,"t":"2040-09-04T10:20:00Z","terrain":0.16},{"above_terrain":true,"airmass":13.23,"alt":3.63,"az":299.6,"t":"2040-09-04T10:25:00Z","terrain":0.3},{"above_terrain":true,"airmass":15.79,"alt":2.82,"az":300.4,"t":"2040-09-04T10:30:00Z","terrain":0.35},{"above_terrain":true,"airmass":19.35,"alt":2.02,"az":301.2,"t":"2040-09-04T10:35:00Z","terrain":0.26},{"above_terrain":true,"airmass":24.49,"alt":1.22,"az":302.1,"t":"2040-09-04T10:40:00Z","terrain":0.06},{"above_terrain":true,"airmass":32.17,"alt":0.43,"az":302.9,"t":"2040-09-04T10:45:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-0.35,"az":303.7,"t":"2040-09-04T10:50:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-1.13,"az":304.6,"t":"2040-09-04T10:55:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-1.89,"az":305.4,"t":"2040-09-04T11:00:00Z","terrain":-0.24},{"above_terrain":false,"airmass":null,"alt":-2.65,"az":306.3,"t":"2040-09-04T11:05:00Z","terrain":-0.07},{"above_terrain":false,"airmass":null,"alt":-3.4,"az":307.1,"t":"2040-09-04T11:10:00Z","terrain":0.2},{"above_terrain":false,"airmass":null,"alt":-4.14,"az":308.0,"t":"2040-09-04T11:15:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-4.88,"az":308.9,"t":"2040-09-04T11:20:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-5.6,"az":309.8,"t":"2040-09-04T11:25:00Z","terrain":0.21},{"above_terrain":false,"airmass":null,"alt":-6.32,"az":310.7,"t":"2040-09-04T11:30:00Z","terrain":0.31},{"above_terrain":false,"airmass":null,"alt":-7.02,"az":311.6,"t":"2040-09-04T11:35:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-7.72,"az":312.5,"t":"2040-09-04T11:40:00Z","terrain":0.2},{"above_terrain":false,"airmass":null,"alt":-8.4,"az":313.4,"t":"2040-09-04T11:45:00Z","terrain":0.35},{"above_terrain":false,"airmass":null,"alt":-9.08,"az":314.3,"t":"2040-09-04T11:50:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-9.74,"az":315.3,"t":"2040-09-04T11:55:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-10.39,"az":316.2,"t":"2040-09-04T12:00:00Z","terrain":0.44},{"above_terrain":false,"airmass":null,"alt":-11.03,"az":317.2,"t":"2040-09-04T12:05:00Z","terrain":0.31},{"above_terrain":false,"airmass":null,"alt":-11.66,"az":318.2,"t":"2040-09-04T12:10:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-12.28,"az":319.2,"t":"2040-09-04T12:15:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-12.89,"az":320.2,"t":"2040-09-04T12:20:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-13.48,"az":321.2,"t":"2040-09-04T12:25:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-14.06,"az":322.2,"t":"2040-09-04T12:30:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-14.63,"az":323.2,"t":"2040-09-04T12:35:00Z","terrain":0.02},{"above_terrain":false,"airmass":null,"alt":-15.18,"az":324.2,"t":"2040-09-04T12:40:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-15.72,"az":325.3,"t":"2040-09-04T12:45:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-16.25,"az":326.3,"t":"2040-09-04T12:50:00Z","terrain":-0.29},{"above_terrain":false,"airmass":null,"alt":-16.76,"az":327.4,"t":"2040-09-04T12:55:00Z","terrain":-0.33},{"above_terrain":false,"airmass":null,"alt":-17.26,"az":328.5,"t":"2040-09-04T13:00:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-17.74,"az":329.6,"t":"2040-09-04T13:05:00Z","terrain":-0.25},{"above_terrain":false,"airmass":null,"alt":-18.21,"az":330.7,"t":"2040-09-04T13:10:00Z","terrain":-0.38},{"above_terrain":false,"airmass":null,"alt":-18.66,"az":331.8,"t":"2040-09-04T13:15:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-19.09,"az":332.9,"t":"2040-09-04T13:20:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-19.51,"az":334.0,"t":"2040-09-04T13:25:00Z","terrain":-0.23},{"above_terrain":false,"airmass":null,"alt":-19.91,"az":335.1,"t":"2040-09-04T13:30:00Z","terrain":-0.62},{"above_terrain":false,"airmass":null,"alt":-20.3,"az":336.3,"t":"2040-09-04T13:35:00Z","terrain":-0.8},{"above_terrain":false,"airmass":null,"alt":-20.66,"az":337.4,"t":"2040-09-04T13:40:00Z","terrain":-0.61},{"above_terrain":false,"airmass":null,"alt":-21.01,"az":338.6,"t":"2040-09-04T13:45:00Z","terrain":-0.64},{"above_terrain":false,"airmass":null,"alt":-21.35,"az":339.8,"t":"2040-09-04T13:50:00Z","terrain":-0.58},{"above_terrain":false,"airmass":null,"alt":-21.66,"az":341.0,"t":"2040-09-04T13:55:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-21.96,"az":342.2,"t":"2040-09-04T14:00:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-22.24,"az":343.4,"t":"2040-09-04T14:05:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-22.49,"az":344.6,"t":"2040-09-04T14:10:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-22.73,"az":345.8,"t":"2040-09-04T14:15:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-22.95,"az":347.0,"t":"2040-09-04T14:20:00Z","terrain":-0.42},{"above_terrain":false,"airmass":null,"alt":-23.16,"az":348.2,"t":"2040-09-04T14:25:00Z","terrain":-0.11},{"above_terrain":false,"airmass":null,"alt":-23.34,"az":349.4,"t":"2040-09-04T14:30:00Z","terrain":0.06},{"above_terrain":false,"airmass":null,"alt":-23.5,"az":350.7,"t":"2040-09-04T14:35:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-23.64,"az":351.9,"t":"2040-09-04T14:40:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-23.76,"az":353.1,"t":"2040-09-04T14:45:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-23.86,"az":354.4,"t":"2040-09-04T14:50:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-23.95,"az":355.6,"t":"2040-09-04T14:55:00Z","terrain":0.7},{"above_terrain":false,"airmass":null,"alt":-24.01,"az":356.9,"t":"2040-09-04T15:00:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-24.05,"az":358.1,"t":"2040-09-04T15:05:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-24.07,"az":359.4,"t":"2040-09-04T15:10:00Z","terrain":0.57},{"above_terrain":false,"airmass":null,"alt":-24.07,"az":0.6,"t":"2040-09-04T15:15:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-24.05,"az":1.9,"t":"2040-09-04T15:20:00Z","terrain":0.15},{"above_terrain":false,"airmass":null,"alt":-24.01,"az":3.1,"t":"2040-09-04T15:25:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-23.94,"az":4.4,"t":"2040-09-04T15:30:00Z","terrain":-0.34},{"above_terrain":false,"airmass":null,"alt":-23.86,"az":5.6,"t":"2040-09-04T15:35:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-23.76,"az":6.9,"t":"2040-09-04T15:40:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-23.64,"az":8.1,"t":"2040-09-04T15:45:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-23.5,"az":9.4,"t":"2040-09-04T15:50:00Z","terrain":-0.64},{"above_terrain":false,"airmass":null,"alt":-23.33,"az":10.6,"t":"2040-09-04T15:55:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-23.15,"az":11.8,"t":"2040-09-04T16:00:00Z","terrain":-0.22},{"above_terrain":false,"airmass":null,"alt":-22.95,"az":13.0,"t":"2040-09-04T16:05:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-22.73,"az":14.3,"t":"2040-09-04T16:10:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-22.49,"az":15.5,"t":"2040-09-04T16:15:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-22.23,"az":16.7,"t":"2040-09-04T16:20:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-21.95,"az":17.9,"t":"2040-09-04T16:25:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-21.66,"az":19.1,"t":"2040-09-04T16:30:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-21.34,"az":20.2,"t":"2040-09-04T16:35:00Z","terrain":0.67},{"above_terrain":false,"airmass":null,"alt":-21.01,"az":21.4,"t":"2040-09-04T16:40:00Z","terrain":0.81},{"above_terrain":false,"airmass":null,"alt":-20.66,"az":22.6,"t":"2040-09-04T16:45:00Z","terrain":1.09},{"above_terrain":false,"airmass":null,"alt":-20.29,"az":23.7,"t":"2040-09-04T16:50:00Z","terrain":0.98},{"above_terrain":false,"airmass":null,"alt":-19.9,"az":24.9,"t":"2040-09-04T16:55:00Z","terrain":1.18},{"above_terrain":false,"airmass":null,"alt":-19.5,"az":26.0,"t":"2040-09-04T17:00:00Z","terrain":1.34},{"above_terrain":false,"airmass":null,"alt":-19.08,"az":27.1,"t":"2040-09-04T17:05:00Z","terrain":1.27},{"above_terrain":false,"airmass":null,"alt":-18.65,"az":28.3,"t":"2040-09-04T17:10:00Z","terrain":1.14},{"above_terrain":false,"airmass":null,"alt":-18.2,"az":29.4,"t":"2040-09-04T17:15:00Z","terrain":1.05},{"above_terrain":false,"airmass":null,"alt":-17.73,"az":30.5,"t":"2040-09-04T17:20:00Z","terrain":1.22},{"above_terrain":false,"airmass":null,"alt":-17.25,"az":31.5,"t":"2040-09-04T17:25:00Z","terrain":1.32},{"above_terrain":false,"airmass":null,"alt":-16.75,"az":32.6,"t":"2040-09-04T17:30:00Z","terrain":1.12},{"above_terrain":false,"airmass":null,"alt":-16.24,"az":33.7,"t":"2040-09-04T17:35:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-15.71,"az":34.7,"t":"2040-09-04T17:40:00Z","terrain":0.15},{"above_terrain":false,"airmass":null,"alt":-15.17,"az":35.8,"t":"2040-09-04T17:45:00Z","terrain":0.03},{"above_terrain":false,"airmass":null,"alt":-14.62,"az":36.8,"t":"2040-09-04T17:50:00Z","terrain":-0.07},{"above_terrain":false,"airmass":null,"alt":-14.05,"az":37.8,"t":"2040-09-04T17:55:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-13.47,"az":38.9,"t":"2040-09-04T18:00:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-12.88,"az":39.9,"t":"2040-09-04T18:05:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-12.27,"az":40.9,"t":"2040-09-04T18:10:00Z","terrain":0.01},{"above_terrain":false,"airmass":null,"alt":-11.65,"az":41.8,"t":"2040-09-04T18:15:00Z","terrain":0.1},{"above_terrain":false,"airmass":null,"alt":-11.02,"az":42.8,"t":"2040-09-04T18:20:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-10.38,"az":43.8,"t":"2040-09-04T18:25:00Z","terrain":0.37},{"above_terrain":false,"airmass":null,"alt":-9.73,"az":44.7,"t":"2040-09-04T18:30:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-9.06,"az":45.7,"t":"2040-09-04T18:35:00Z","terrain":0.64},{"above_terrain":false,"airmass":null,"alt":-8.39,"az":46.6,"t":"2040-09-04T18:40:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-7.7,"az":47.5,"t":"2040-09-04T18:45:00Z","terrain":0.57},{"above_terrain":false,"airmass":null,"alt":-7.01,"az":48.4,"t":"2040-09-04T18:50:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-6.3,"az":49.3,"t":"2040-09-04T18:55:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-5.59,"az":50.2,"t":"2040-09-04T19:00:00Z","terrain":0.43},{"above_terrain":false,"airmass":null,"alt":-4.86,"az":51.1,"t":"2040-09-04T19:05:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-4.13,"az":52.0,"t":"2040-09-04T19:10:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-3.39,"az":52.9,"t":"2040-09-04T19:15:00Z","terrain":0.82},{"above_terrain":false,"airmass":null,"alt":-2.64,"az":53.7,"t":"2040-09-04T19:20:00Z","terrain":0.96},{"above_terrain":false,"airmass":null,"alt":-1.88,"az":54.6,"t":"2040-09-04T19:25:00Z","terrain":1.05},{"above_terrain":false,"airmass":null,"alt":-1.11,"az":55.4,"t":"2040-09-04T19:30:00Z","terrain":1.07},{"above_terrain":false,"airmass":null,"alt":-0.34,"az":56.3,"t":"2040-09-04T19:35:00Z","terrain":1.06},{"above_terrain":false,"airmass":31.99,"alt":0.45,"az":57.1,"t":"2040-09-04T19:40:00Z","terrain":1.09},{"above_terrain":false,"airmass":24.37,"alt":1.24,"az":57.9,"t":"2040-09-04T19:45:00Z","terrain":1.24},{"above_terrain":true,"airmass":19.26,"alt":2.03,"az":58.8,"t":"2040-09-04T19:50:00Z","terrain":1.22},{"above_terrain":true,"airmass":15.73,"alt":2.84,"az":59.6,"t":"2040-09-04T19:55:00Z","terrain":1.19},{"above_terrain":true,"airmass":13.19,"alt":3.65,"az":60.4,"t":"2040-09-04T20:00:00Z","terrain":1.14},{"above_terrain":true,"airmass":11.3,"alt":4.46,"az":61.2,"t":"2040-09-04T20:05:00Z","terrain":1.07},{"above_terrain":true,"airmass":9.84,"alt":5.29,"az":62.0,"t":"2040-09-04T20:10:00Z","terrain":1.01},{"above_terrain":true,"airmass":8.7,"alt":6.12,"az":62.8,"t":"2040-09-04T20:15:00Z","terrain":0.93},{"above_terrain":true,"airmass":7.78,"alt":6.95,"az":63.6,"t":"2040-09-04T20:20:00Z","terrain":0.83},{"above_terrain":true,"airmass":7.02,"alt":7.79,"az":64.3,"t":"2040-09-04T20:25:00Z","terrain":0.77},{"above_terrain":true,"airmass":6.39,"alt":8.64,"az":65.1,"t":"2040-09-04T20:30:00Z","terrain":0.78},{"above_terrain":true,"airmass":5.86,"alt":9.49,"az":65.9,"t":"2040-09-04T20:35:00Z","terrain":0.82},{"above_terrain":true,"airmass":5.41,"alt":10.35,"az":66.7,"t":"2040-09-04T20:40:00Z","terrain":0.9},{"above_terrain":true,"airmass":5.02,"alt":11.21,"az":67.4,"t":"2040-09-04T20:45:00Z","terrain":0.96},{"above_terrain":true,"airmass":4.68,"alt":12.07,"az":68.2,"t":"2040-09-04T20:50:00Z","terrain":1.0},{"above_terrain":true,"airmass":4.38,"alt":12.95,"az":68.9,"t":"2040-09-04T20:55:00Z","terrain":1.05},{"above_terrain":true,"airmass":4.12,"alt":13.82,"az":69.7,"t":"2040-09-04T21:00:00Z","terrain":1.17},{"above_terrain":true,"airmass":3.89,"alt":14.7,"az":70.4,"t":"2040-09-04T21:05:00Z","terrain":1.24},{"above_terrain":true,"airmass":3.68,"alt":15.59,"az":71.2,"t":"2040-09-04T21:10:00Z","terrain":1.25},{"above_terrain":true,"airmass":3.49,"alt":16.47,"az":71.9,"t":"2040-09-04T21:15:00Z","terrain":1.2},{"above_terrain":true,"airmass":3.32,"alt":17.37,"az":72.7,"t":"2040-09-04T21:20:00Z","terrain":1.05},{"above_terrain":true,"airmass":3.16,"alt":18.26,"az":73.4,"t":"2040-09-04T21:25:00Z","terrain":0.88},{"above_terrain":true,"airmass":3.02,"alt":19.16,"az":74.2,"t":"2040-09-04T21:30:00Z","terrain":0.71},{"above_terrain":true,"airmass":2.89,"alt":20.06,"az":74.9,"t":"2040-09-04T21:35:00Z","terrain":0.64},{"above_terrain":true,"airmass":2.78,"alt":20.97,"az":75.7,"t":"2040-09-04T21:40:00Z","terrain":0.69},{"above_terrain":true,"airmass":2.67,"alt":21.88,"az":76.4,"t":"2040-09-04T21:45:00Z","terrain":0.71},{"above_terrain":true,"airmass":2.57,"alt":22.79,"az":77.2,"t":"2040-09-04T21:50:00Z","terrain":0.69},{"above_terrain":true,"airmass":2.48,"alt":23.7,"az":77.9,"t":"2040-09-04T21:55:00Z","terrain":0.64},{"above_terrain":true,"airmass":2.39,"alt":24.62,"az":78.7,"t":"2040-09-04T22:00:00Z","terrain":0.59},{"above_terrain":true,"airmass":2.31,"alt":25.54,"az":79.4,"t":"2040-09-04T22:05:00Z","terrain":0.52},{"above_terrain":true,"airmass":2.24,"alt":26.46,"az":80.2,"t":"2040-09-04T22:10:00Z","terrain":0.5},{"above_terrain":true,"airmass":2.17,"alt":27.38,"az":80.9,"t":"2040-09-04T22:15:00Z","terrain":0.66},{"above_terrain":true,"airmass":2.1,"alt":28.31,"az":81.7,"t":"2040-09-04T22:20:00Z","terrain":0.76},{"above_terrain":true,"airmass":2.04,"alt":29.23,"az":82.4,"t":"2040-09-04T22:25:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.98,"alt":30.16,"az":83.2,"t":"2040-09-04T22:30:00Z","terrain":0.45},{"above_terrain":true,"airmass":1.93,"alt":31.09,"az":84.0,"t":"2040-09-04T22:35:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.88,"alt":32.02,"az":84.8,"t":"2040-09-04T22:40:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.83,"alt":32.96,"az":85.5,"t":"2040-09-04T22:45:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.79,"alt":33.89,"az":86.3,"t":"2040-09-04T22:50:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.75,"alt":34.82,"az":87.1,"t":"2040-09-04T22:55:00Z","terrain":0.05},{"above_terrain":true,"airmass":1.71,"alt":35.76,"az":87.9,"t":"2040-09-04T23:00:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.67,"alt":36.69,"az":88.7,"t":"2040-09-04T23:05:00Z","terrain":-0.17},{"above_terrain":true,"airmass":1.64,"alt":37.63,"az":89.6,"t":"2040-09-04T23:10:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.6,"alt":38.57,"az":90.4,"t":"2040-09-04T23:15:00Z","terrain":-0.17},{"above_terrain":true,"airmass":1.57,"alt":39.5,"az":91.3,"t":"2040-09-04T23:20:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.54,"alt":40.44,"az":92.1,"t":"2040-09-04T23:25:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.51,"alt":41.37,"az":93.0,"t":"2040-09-04T23:30:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.48,"alt":42.31,"az":93.9,"t":"2040-09-04T23:35:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.46,"alt":43.24,"az":94.8,"t":"2040-09-04T23:40:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.43,"alt":44.17,"az":95.7,"t":"2040-09-04T23:45:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.41,"alt":45.1,"az":96.6,"t":"2040-09-04T23:50:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.39,"alt":46.03,"az":97.6,"t":"2040-09-04T23:55:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.37,"alt":46.96,"az":98.5,"t":"2040-09-05T00:00:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.35,"alt":47.88,"az":99.5,"t":"2040-09-05T00:05:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.33,"alt":48.8,"az":100.5,"t":"2040-09-05T00:10:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.31,"alt":49.72,"az":101.6,"t":"2040-09-05T00:15:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.29,"alt":50.64,"az":102.7,"t":"2040-09-05T00:20:00Z","terrain":-0.16},{"above_terrain":true,"airmass":1.28,"alt":51.55,"az":103.8,"t":"2040-09-05T00:25:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.26,"alt":52.46,"az":104.9,"t":"2040-09-05T00:30:00Z","terrain":-0.18},{"above_terrain":true,"airmass":1.25,"alt":53.36,"az":106.0,"t":"2040-09-05T00:35:00Z","terrain":-0.64},{"above_terrain":true,"airmass":1.23,"alt":54.25,"az":107.2,"t":"2040-09-05T00:40:00Z","terrain":-0.69},{"above_terrain":true,"airmass":1.22,"alt":55.15,"az":108.5,"t":"2040-09-05T00:45:00Z","terrain":-1.06},{"above_terrain":true,"airmass":1.2,"alt":56.03,"az":109.8,"t":"2040-09-05T00:50:00Z","terrain":-1.16},{"above_terrain":true,"airmass":1.19,"alt":56.91,"az":111.1,"t":"2040-09-05T00:55:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.18,"alt":57.78,"az":112.5,"t":"2040-09-05T01:00:00Z","terrain":-1.41},{"above_terrain":true,"airmass":1.17,"alt":58.64,"az":113.9,"t":"2040-09-05T01:05:00Z","terrain":-1.6},{"above_terrain":true,"airmass":1.16,"alt":59.49,"az":115.4,"t":"2040-09-05T01:10:00Z","terrain":-1.49},{"above_terrain":true,"airmass":1.15,"alt":60.33,"az":116.9,"t":"2040-09-05T01:15:00Z","terrain":-1.62},{"above_terrain":true,"airmass":1.14,"alt":61.16,"az":118.5,"t":"2040-09-05T01:20:00Z","terrain":-1.45},{"above_terrain":true,"airmass":1.13,"alt":61.97,"az":120.2,"t":"2040-09-05T01:25:00Z","terrain":-1.24},{"above_terrain":true,"airmass":1.12,"alt":62.77,"az":122.0,"t":"2040-09-05T01:30:00Z","terrain":-1.19},{"above_terrain":true,"airmass":1.12,"alt":63.56,"az":123.8,"t":"2040-09-05T01:35:00Z","terrain":-1.46},{"above_terrain":true,"airmass":1.11,"alt":64.33,"az":125.7,"t":"2040-09-05T01:40:00Z","terrain":-1.61},{"above_terrain":true,"airmass":1.1,"alt":65.08,"az":127.8,"t":"2040-09-05T01:45:00Z","terrain":-1.44},{"above_terrain":true,"airmass":1.1,"alt":65.81,"az":129.9,"t":"2040-09-05T01:50:00Z","terrain":-1.5},{"above_terrain":true,"airmass":1.09,"alt":66.51,"az":132.1,"t":"2040-09-05T01:55:00Z","terrain":-1.64},{"above_terrain":true,"airmass":1.08,"alt":67.19,"az":134.4,"t":"2040-09-05T02:00:00Z","terrain":-1.44},{"above_terrain":true,"airmass":1.08,"alt":67.85,"az":136.9,"t":"2040-09-05T02:05:00Z","terrain":-1.23},{"above_terrain":true,"airmass":1.07,"alt":68.47,"az":139.5,"t":"2040-09-05T02:10:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.07,"alt":69.06,"az":142.2,"t":"2040-09-05T02:15:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.07,"alt":69.62,"az":145.0,"t":"2040-09-05T02:20:00Z","terrain":-1.49},{"above_terrain":true,"airmass":1.06,"alt":70.14,"az":148.0,"t":"2040-09-05T02:25:00Z","terrain":-1.43},{"above_terrain":true,"airmass":1.06,"alt":70.61,"az":151.1,"t":"2040-09-05T02:30:00Z","terrain":-1.22},{"above_terrain":true,"airmass":1.06,"alt":71.04,"az":154.3,"t":"2040-09-05T02:35:00Z","terrain":-1.05},{"above_terrain":true,"airmass":1.05,"alt":71.42,"az":157.6,"t":"2040-09-05T02:40:00Z","terrain":-1.06},{"above_terrain":true,"airmass":1.05,"alt":71.75,"az":161.1,"t":"2040-09-05T02:45:00Z","terrain":-1.18},{"above_terrain":true,"airmass":1.05,"alt":72.03,"az":164.7,"t":"2040-09-05T02:50:00Z","terrain":-1.44},{"above_terrain":true,"airmass":1.05,"alt":72.25,"az":168.3,"t":"2040-09-05T02:55:00Z","terrain":-0.91},{"above_terrain":true,"airmass":1.05,"alt":72.41,"az":172.0,"t":"2040-09-05T03:00:00Z","terrain":-0.58},{"above_terrain":true,"airmass":1.05,"alt":72.51,"az":175.8,"t":"2040-09-05T03:05:00Z","terrain":-0.42},{"above_terrain":true,"airmass":1.05,"alt":72.54,"az":179.6,"t":"2040-09-05T03:10:00Z","terrain":-0.51},{"above_terrain":true,"airmass":1.05,"alt":72.52,"az":183.4,"t":"2040-09-05T03:15:00Z","terrain":-0.61},{"above_terrain":true,"airmass":1.05,"alt":72.43,"az":187.2,"t":"2040-09-05T03:20:00Z","terrain":-0.63},{"above_terrain":true,"airmass":1.05,"alt":72.28,"az":191.0,"t":"2040-09-05T03:25:00Z","terrain":-0.46},{"above_terrain":true,"airmass":1.05,"alt":72.08,"az":194.6,"t":"2040-09-05T03:30:00Z","terrain":-0.45},{"above_terrain":true,"airmass":1.05,"alt":71.81,"az":198.2,"t":"2040-09-05T03:35:00Z","terrain":-0.36},{"above_terrain":true,"airmass":1.05,"alt":71.49,"az":201.7,"t":"2040-09-05T03:40:00Z","terrain":-0.5},{"above_terrain":true,"airmass":1.06,"alt":71.12,"az":205.1,"t":"2040-09-05T03:45:00Z","terrain":-0.16},{"above_terrain":true,"airmass":1.06,"alt":70.7,"az":208.3,"t":"2040-09-05T03:50:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.06,"alt":70.23,"az":211.5,"t":"2040-09-05T03:55:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.07,"alt":69.72,"az":214.4,"t":"2040-09-05T04:00:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.07,"alt":69.18,"az":217.3,"t":"2040-09-05T04:05:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.07,"alt":68.59,"az":220.0,"t":"2040-09-05T04:10:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.08,"alt":67.97,"az":222.6,"t":"2040-09-05T04:15:00Z","terrain":0.86},{"above_terrain":true,"airmass":1.08,"alt":67.32,"az":225.1,"t":"2040-09-05T04:20:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.09,"alt":66.65,"az":227.5,"t":"2040-09-05T04:25:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.09,"alt":65.95,"az":229.7,"t":"2040-09-05T04:30:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.1,"alt":65.22,"az":231.8,"t":"2040-09-05T04:35:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.11,"alt":64.47,"az":233.9,"t":"2040-09-05T04:40:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.11,"alt":63.71,"az":235.8,"t":"2040-09-05T04:45:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.12,"alt":62.93,"az":237.7,"t":"2040-09-05T04:50:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.13,"alt":62.13,"az":239.4,"t":"2040-09-05T04:55:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.14,"alt":61.31,"az":241.1,"t":"2040-09-05T05:00:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.15,"alt":60.49,"az":242.8,"t":"2040-09-05T05:05:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.16,"alt":59.65,"az":244.3,"t":"2040-09-05T05:10:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.17,"alt":58.8,"az":245.8,"t":"2040-09-05T05:15:00Z","terrain":1.15},{"above_terrain":true,"airmass":1.18,"alt":57.94,"az":247.3,"t":"2040-09-05T05:20:00Z","terrain":0.91},{"above_terrain":true,"airmass":1.19,"alt":57.08,"az":248.6,"t":"2040-09-05T05:25:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.2,"alt":56.2,"az":250.0,"t":"2040-09-05T05:30:00Z","terrain":0.59},{"above_terrain":true,"airmass":1.22,"alt":55.32,"az":251.3,"t":"2040-09-05T05:35:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.23,"alt":54.43,"az":252.5,"t":"2040-09-05T05:40:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.24,"alt":53.53,"az":253.7,"t":"2040-09-05T05:45:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.26,"alt":52.63,"az":254.9,"t":"2040-09-05T05:50:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.27,"alt":51.73,"az":256.0,"t":"2040-09-05T05:55:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.29,"alt":50.81,"az":257.1,"t":"2040-09-05T06:00:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.31,"alt":49.9,"az":258.2,"t":"2040-09-05T06:05:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.32,"alt":48.98,"az":259.3,"t":"2040-09-05T06:10:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.34,"alt":48.06,"az":260.3,"t":"2040-09-05T06:15:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.36,"alt":47.14,"az":261.3,"t":"2040-09-05T06:20:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.38,"alt":46.21,"az":262.3,"t":"2040-09-05T06:25:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.41,"alt":45.28,"az":263.2,"t":"2040-09-05T06:30:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.43,"alt":44.35,"az":264.1,"t":"2040-09-05T06:35:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.45,"alt":43.42,"az":265.1,"t":"2040-09-05T06:40:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.48,"alt":42.49,"az":266.0,"t":"2040-09-05T06:45:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.51,"alt":41.55,"az":266.9,"t":"2040-09-05T06:50:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.53,"alt":40.62,"az":267.7,"t":"2040-09-05T06:55:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.56,"alt":39.68,"az":268.6,"t":"2040-09-05T07:00:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.6,"alt":38.75,"az":269.4,"t":"2040-09-05T07:05:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.63,"alt":37.81,"az":270.3,"t":"2040-09-05T07:10:00Z","terrain":0.87},{"above_terrain":true,"airmass":1.66,"alt":36.88,"az":271.1,"t":"2040-09-05T07:15:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.7,"alt":35.94,"az":271.9,"t":"2040-09-05T07:20:00Z","terrain":0.45},{"above_terrain":true,"airmass":1.74,"alt":35.0,"az":272.7,"t":"2040-09-05T07:25:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.78,"alt":34.07,"az":273.5,"t":"2040-09-05T07:30:00Z","terrain":0.05},{"above_terrain":true,"airmass":1.83,"alt":33.14,"az":274.3,"t":"2040-09-05T07:35:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.87,"alt":32.2,"az":275.1,"t":"2040-09-05T07:40:00Z","terrain":0.08},{"above_terrain":true,"airmass":1.92,"alt":31.27,"az":275.9,"t":"2040-09-05T07:45:00Z","terrain":0.0},{"above_terrain":true,"airmass":1.97,"alt":30.34,"az":276.6,"t":"2040-09-05T07:50:00Z","terrain":-0.09},{"above_terrain":true,"airmass":2.03,"alt":29.41,"az":277.4,"t":"2040-09-05T07:55:00Z","terrain":-0.12},{"above_terrain":true,"airmass":2.09,"alt":28.49,"az":278.2,"t":"2040-09-05T08:00:00Z","terrain":-0.07},{"above_terrain":true,"airmass":2.15,"alt":27.56,"az":278.9,"t":"2040-09-05T08:05:00Z","terrain":-0.02},{"above_terrain":true,"airmass":2.22,"alt":26.64,"az":279.7,"t":"2040-09-05T08:10:00Z","terrain":-0.1},{"above_terrain":true,"airmass":2.3,"alt":25.71,"az":280.4,"t":"2040-09-05T08:15:00Z","terrain":-0.06},{"above_terrain":true,"airmass":2.37,"alt":24.8,"az":281.2,"t":"2040-09-05T08:20:00Z","terrain":-0.0},{"above_terrain":true,"airmass":2.46,"alt":23.88,"az":281.9,"t":"2040-09-05T08:25:00Z","terrain":-0.12},{"above_terrain":true,"airmass":2.55,"alt":22.96,"az":282.7,"t":"2040-09-05T08:30:00Z","terrain":-0.05},{"above_terrain":true,"airmass":2.65,"alt":22.05,"az":283.4,"t":"2040-09-05T08:35:00Z","terrain":0.05},{"above_terrain":true,"airmass":2.76,"alt":21.14,"az":284.2,"t":"2040-09-05T08:40:00Z","terrain":0.14},{"above_terrain":true,"airmass":2.87,"alt":20.24,"az":284.9,"t":"2040-09-05T08:45:00Z","terrain":0.22},{"above_terrain":true,"airmass":3.0,"alt":19.33,"az":285.7,"t":"2040-09-05T08:50:00Z","terrain":0.22},{"above_terrain":true,"airmass":3.14,"alt":18.44,"az":286.4,"t":"2040-09-05T08:55:00Z","terrain":0.28},{"above_terrain":true,"airmass":3.29,"alt":17.54,"az":287.2,"t":"2040-09-05T09:00:00Z","terrain":0.34}],"transit":{"airmass":1.05,"alt":72.5,"az":179.6,"t":"2040-09-05T03:10:00Z"},"usable_hours":4.67,"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."]}