{"assessment":{"best_window":{"end":"2041-05-16T01:05Z","end_local":"04:05","hours":0.25,"label":"marginal","mean_quality":0.39,"start":"2041-05-16T00:50Z","start_local":"03:50"},"cost":{"altitude":6.03,"clouds":0.0,"darkness":1.19,"moon":0.04},"formula":"astronomy = 100 * min(1, sky_hours / reference_hours) * peak_sky; overall = astronomy * score_weather / 100 (null when the weather is unknown)","hard_limit":null,"headline":"Astronomically barely \u2014 weather unknown","hourly":[{"alt":-4,"cloud":null,"high":null,"iso":"2041-05-15T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":7,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"21:00","wind":null},{"alt":-7,"cloud":null,"high":null,"iso":"2041-05-15T19:00Z","label":"unusable","low":null,"mid":null,"moon_alt":15,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"22:00","wind":null},{"alt":-7,"cloud":null,"high":null,"iso":"2041-05-15T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":22,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":-4,"cloud":null,"high":null,"iso":"2041-05-15T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":26,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":0,"cloud":null,"high":null,"iso":"2041-05-15T22:00Z","label":"unusable","low":null,"mid":null,"moon_alt":28,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":6,"cloud":null,"high":null,"iso":"2041-05-15T23:00Z","label":"unusable","low":null,"mid":null,"moon_alt":27,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":13,"cloud":null,"high":null,"iso":"2041-05-16T00:00Z","label":"unusable","low":null,"mid":null,"moon_alt":23,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":22,"cloud":null,"high":null,"iso":"2041-05-16T01:00Z","label":"marginal","low":null,"mid":null,"moon_alt":17,"precip":null,"q":0.42,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":31,"cloud":null,"high":null,"iso":"2041-05-16T02:00Z","label":"poor","low":null,"mid":null,"moon_alt":9,"precip":null,"q":0.11,"rh":null,"sky":"nautical twilight","temp":null,"time":"05:00","wind":null},{"alt":41,"cloud":null,"high":null,"iso":"2041-05-16T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":0,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"06:00","wind":null}],"peak_quality":0.42,"peak_sky":0.42,"quality_hours":0.38,"reasons":["the target being low or below 20\u00b0 cost 6.0 quality-hours","daylight and twilight cost 1.2 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":4,"score_weather":null,"sky_hours":0.38,"verdict":"unknown","verdict_astronomy":"poor","weather_known":false,"windows":[{"end":"2041-05-16T00:50Z","end_local":"03:50","hours":7.33,"label":"unusable","mean_quality":0.0,"start":"2041-05-15T17:30Z","start_local":"20:30"},{"end":"2041-05-16T01:05Z","end_local":"04:05","hours":0.25,"label":"marginal","mean_quality":0.39,"start":"2041-05-16T00:50Z","start_local":"03:50"},{"end":"2041-05-16T01:35Z","end_local":"04:35","hours":0.5,"label":"poor","mean_quality":0.26,"start":"2041-05-16T01:05Z","start_local":"04:05"},{"end":"2041-05-16T01:50Z","end_local":"04:50","hours":0.25,"label":"marginal","mean_quality":0.32,"start":"2041-05-16T01:35Z","start_local":"04:35"},{"end":"2041-05-16T02:30Z","end_local":"05:30","hours":0.67,"label":"poor","mean_quality":0.11,"start":"2041-05-16T01:50Z","start_local":"04:50"},{"end":"2041-05-16T03:05Z","end_local":"06:05","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2041-05-16T02:30Z","start_local":"05:30"}]},"calculation_version":"2026-10-10.1","forecast":[],"forecast_source":"none","forecast_updated_at":null,"limits":{"good_alt":30.0,"usable_alt":20.0},"night":{"dark_from":"2041-05-15T19:30:30Z","dark_hours":5.56,"dark_to":"2041-05-16T01:03:59Z","moon":{"illumination":1.0,"phase":"full moon","waxing":true},"moon_free_dark_hours":0.0,"moonrise":"2041-05-15T17:17:04Z","moonset":"2041-05-16T02:56:36Z","sunrise":"2041-05-16T03:00:18Z","sunset":"2041-05-15T17:34:10Z","twilight":{"astronomical":{"end":"2041-05-15T19:30:30Z","start":"2041-05-16T01:03:59Z"},"civil":{"end":"2041-05-15T18:06:00Z","start":"2041-05-16T02:28:28Z"},"nautical":{"end":"2041-05-15T18:45:43Z","start":"2041-05-16T01:48:45Z"}},"window_end":"2041-05-16T09:00:00Z","window_start":"2041-05-15T09:00:00Z"},"night_date":"2041-05-15","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":2.7,"alt":21.6,"t":"2041-05-16T01:00:00Z"},"dec":41.26875,"dec_of_date":41.4948,"dec_str":"+41\u00b0 16' 07.5\"","good_hours":0,"limit_rise":"2041-05-16T00:48:56Z","limit_set":"2041-05-15T14:11:58Z","max_az_rate_deg_per_min":25.72,"moon_separation":139.2,"never_rises":false,"ra":10.68470833,"ra_of_date":11.2534,"ra_str":"00h 42m 44.3s","resolved":{"common_name":"Andromeda Galaxy","dec":41.26875,"morphology":"SA(s)b","name":"M 31","ra":10.68470833,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=M31","source":"sesame","type":"AGN","type_text":"galaxy with an active nucleus","vmag":3.44},"summary":"Just 0.2 h above 20\u00b0 in darkness \u2014 barely observable tonight.","terrain":{"available":true,"behind_at":"2041-05-15T17:00:20Z","blocked_dark_hours":0,"clears_at":"2041-05-15T22:14:11Z","rise_az":276.7},"track":[{"above_terrain":true,"airmass":1.04,"alt":73.62,"az":276.7,"t":"2041-05-15T09:00:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.05,"alt":72.69,"az":277.1,"t":"2041-05-15T09:05:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.05,"alt":71.77,"az":277.6,"t":"2041-05-15T09:10:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.06,"alt":70.84,"az":278.0,"t":"2041-05-15T09:15:00Z","terrain":-0.08},{"above_terrain":true,"airmass":1.06,"alt":69.91,"az":278.5,"t":"2041-05-15T09:20:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.07,"alt":68.99,"az":278.9,"t":"2041-05-15T09:25:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.08,"alt":68.06,"az":279.4,"t":"2041-05-15T09:30:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.08,"alt":67.14,"az":279.9,"t":"2041-05-15T09:35:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.09,"alt":66.22,"az":280.3,"t":"2041-05-15T09:40:00Z","terrain":-0.08},{"above_terrain":true,"airmass":1.1,"alt":65.3,"az":280.8,"t":"2041-05-15T09:45:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.11,"alt":64.38,"az":281.2,"t":"2041-05-15T09:50:00Z","terrain":-0.0},{"above_terrain":true,"airmass":1.12,"alt":63.46,"az":281.7,"t":"2041-05-15T09:55:00Z","terrain":-0.08},{"above_terrain":true,"airmass":1.13,"alt":62.55,"az":282.1,"t":"2041-05-15T10:00:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.14,"alt":61.63,"az":282.6,"t":"2041-05-15T10:05:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.15,"alt":60.72,"az":283.0,"t":"2041-05-15T10:10:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.16,"alt":59.81,"az":283.5,"t":"2041-05-15T10:15:00Z","terrain":0.05},{"above_terrain":true,"airmass":1.17,"alt":58.9,"az":284.0,"t":"2041-05-15T10:20:00Z","terrain":0.11},{"above_terrain":true,"airmass":1.18,"alt":57.99,"az":284.4,"t":"2041-05-15T10:25:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.19,"alt":57.09,"az":284.9,"t":"2041-05-15T10:30:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.2,"alt":56.18,"az":285.3,"t":"2041-05-15T10:35:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.22,"alt":55.28,"az":285.8,"t":"2041-05-15T10:40:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.23,"alt":54.38,"az":286.3,"t":"2041-05-15T10:45:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.24,"alt":53.49,"az":286.7,"t":"2041-05-15T10:50:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.26,"alt":52.59,"az":287.2,"t":"2041-05-15T10:55:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.27,"alt":51.7,"az":287.7,"t":"2041-05-15T11:00:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.29,"alt":50.81,"az":288.2,"t":"2041-05-15T11:05:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.31,"alt":49.92,"az":288.6,"t":"2041-05-15T11:10:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.32,"alt":49.03,"az":289.1,"t":"2041-05-15T11:15:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.34,"alt":48.15,"az":289.6,"t":"2041-05-15T11:20:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.36,"alt":47.27,"az":290.1,"t":"2041-05-15T11:25:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.38,"alt":46.39,"az":290.6,"t":"2041-05-15T11:30:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.4,"alt":45.52,"az":291.1,"t":"2041-05-15T11:35:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.42,"alt":44.65,"az":291.6,"t":"2041-05-15T11:40:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.44,"alt":43.78,"az":292.0,"t":"2041-05-15T11:45:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.47,"alt":42.91,"az":292.5,"t":"2041-05-15T11:50:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.49,"alt":42.05,"az":293.0,"t":"2041-05-15T11:55:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.52,"alt":41.19,"az":293.6,"t":"2041-05-15T12:00:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.54,"alt":40.33,"az":294.1,"t":"2041-05-15T12:05:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.57,"alt":39.48,"az":294.6,"t":"2041-05-15T12:10:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.6,"alt":38.63,"az":295.1,"t":"2041-05-15T12:15:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.63,"alt":37.78,"az":295.6,"t":"2041-05-15T12:20:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.66,"alt":36.94,"az":296.1,"t":"2041-05-15T12:25:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.69,"alt":36.1,"az":296.7,"t":"2041-05-15T12:30:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.73,"alt":35.27,"az":297.2,"t":"2041-05-15T12:35:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.76,"alt":34.44,"az":297.7,"t":"2041-05-15T12:40:00Z","terrain":0.16},{"above_terrain":true,"airmass":1.8,"alt":33.61,"az":298.3,"t":"2041-05-15T12:45:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.84,"alt":32.79,"az":298.8,"t":"2041-05-15T12:50:00Z","terrain":0.16},{"above_terrain":true,"airmass":1.88,"alt":31.97,"az":299.3,"t":"2041-05-15T12:55:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.93,"alt":31.16,"az":299.9,"t":"2041-05-15T13:00:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.97,"alt":30.35,"az":300.4,"t":"2041-05-15T13:05:00Z","terrain":0.35},{"above_terrain":true,"airmass":2.02,"alt":29.54,"az":301.0,"t":"2041-05-15T13:10:00Z","terrain":0.32},{"above_terrain":true,"airmass":2.07,"alt":28.74,"az":301.6,"t":"2041-05-15T13:15:00Z","terrain":0.18},{"above_terrain":true,"airmass":2.13,"alt":27.95,"az":302.1,"t":"2041-05-15T13:20:00Z","terrain":0.04},{"above_terrain":true,"airmass":2.18,"alt":27.16,"az":302.7,"t":"2041-05-15T13:25:00Z","terrain":-0.14},{"above_terrain":true,"airmass":2.24,"alt":26.37,"az":303.3,"t":"2041-05-15T13:30:00Z","terrain":-0.19},{"above_terrain":true,"airmass":2.31,"alt":25.59,"az":303.9,"t":"2041-05-15T13:35:00Z","terrain":-0.12},{"above_terrain":true,"airmass":2.37,"alt":24.82,"az":304.4,"t":"2041-05-15T13:40:00Z","terrain":-0.18},{"above_terrain":true,"airmass":2.44,"alt":24.05,"az":305.0,"t":"2041-05-15T13:45:00Z","terrain":-0.29},{"above_terrain":true,"airmass":2.52,"alt":23.29,"az":305.6,"t":"2041-05-15T13:50:00Z","terrain":-0.21},{"above_terrain":true,"airmass":2.6,"alt":22.53,"az":306.2,"t":"2041-05-15T13:55:00Z","terrain":-0.09},{"above_terrain":true,"airmass":2.68,"alt":21.78,"az":306.8,"t":"2041-05-15T14:00:00Z","terrain":0.13},{"above_terrain":true,"airmass":2.77,"alt":21.03,"az":307.5,"t":"2041-05-15T14:05:00Z","terrain":0.24},{"above_terrain":true,"airmass":2.86,"alt":20.29,"az":308.1,"t":"2041-05-15T14:10:00Z","terrain":0.31},{"above_terrain":true,"airmass":2.97,"alt":19.56,"az":308.7,"t":"2041-05-15T14:15:00Z","terrain":0.22},{"above_terrain":true,"airmass":3.07,"alt":18.83,"az":309.3,"t":"2041-05-15T14:20:00Z","terrain":0.19},{"above_terrain":true,"airmass":3.19,"alt":18.11,"az":310.0,"t":"2041-05-15T14:25:00Z","terrain":0.22},{"above_terrain":true,"airmass":3.31,"alt":17.39,"az":310.6,"t":"2041-05-15T14:30:00Z","terrain":0.3},{"above_terrain":true,"airmass":3.45,"alt":16.69,"az":311.2,"t":"2041-05-15T14:35:00Z","terrain":0.31},{"above_terrain":true,"airmass":3.59,"alt":15.99,"az":311.9,"t":"2041-05-15T14:40:00Z","terrain":0.16},{"above_terrain":true,"airmass":3.74,"alt":15.29,"az":312.6,"t":"2041-05-15T14:45:00Z","terrain":0.21},{"above_terrain":true,"airmass":3.91,"alt":14.61,"az":313.2,"t":"2041-05-15T14:50:00Z","terrain":0.31},{"above_terrain":true,"airmass":4.09,"alt":13.93,"az":313.9,"t":"2041-05-15T14:55:00Z","terrain":0.45},{"above_terrain":true,"airmass":4.29,"alt":13.26,"az":314.6,"t":"2041-05-15T15:00:00Z","terrain":0.52},{"above_terrain":true,"airmass":4.5,"alt":12.6,"az":315.2,"t":"2041-05-15T15:05:00Z","terrain":0.54},{"above_terrain":true,"airmass":4.73,"alt":11.94,"az":315.9,"t":"2041-05-15T15:10:00Z","terrain":0.49},{"above_terrain":true,"airmass":4.99,"alt":11.29,"az":316.6,"t":"2041-05-15T15:15:00Z","terrain":0.37},{"above_terrain":true,"airmass":5.27,"alt":10.66,"az":317.3,"t":"2041-05-15T15:20:00Z","terrain":0.31},{"above_terrain":true,"airmass":5.57,"alt":10.03,"az":318.0,"t":"2041-05-15T15:25:00Z","terrain":0.31},{"above_terrain":true,"airmass":5.91,"alt":9.4,"az":318.8,"t":"2041-05-15T15:30:00Z","terrain":-0.02},{"above_terrain":true,"airmass":6.29,"alt":8.79,"az":319.5,"t":"2041-05-15T15:35:00Z","terrain":-0.17},{"above_terrain":true,"airmass":6.71,"alt":8.19,"az":320.2,"t":"2041-05-15T15:40:00Z","terrain":-0.2},{"above_terrain":true,"airmass":7.19,"alt":7.59,"az":320.9,"t":"2041-05-15T15:45:00Z","terrain":-0.2},{"above_terrain":true,"airmass":7.72,"alt":7.01,"az":321.7,"t":"2041-05-15T15:50:00Z","terrain":0.08},{"above_terrain":true,"airmass":8.32,"alt":6.43,"az":322.4,"t":"2041-05-15T15:55:00Z","terrain":0.16},{"above_terrain":true,"airmass":9.01,"alt":5.87,"az":323.2,"t":"2041-05-15T16:00:00Z","terrain":0.03},{"above_terrain":true,"airmass":9.81,"alt":5.31,"az":323.9,"t":"2041-05-15T16:05:00Z","terrain":-0.19},{"above_terrain":true,"airmass":10.72,"alt":4.76,"az":324.7,"t":"2041-05-15T16:10:00Z","terrain":-0.2},{"above_terrain":true,"airmass":11.79,"alt":4.23,"az":325.5,"t":"2041-05-15T16:15:00Z","terrain":-0.21},{"above_terrain":true,"airmass":13.04,"alt":3.7,"az":326.3,"t":"2041-05-15T16:20:00Z","terrain":-0.28},{"above_terrain":true,"airmass":14.52,"alt":3.19,"az":327.0,"t":"2041-05-15T16:25:00Z","terrain":-0.38},{"above_terrain":true,"airmass":16.3,"alt":2.68,"az":327.8,"t":"2041-05-15T16:30:00Z","terrain":-0.26},{"above_terrain":true,"airmass":18.46,"alt":2.19,"az":328.6,"t":"2041-05-15T16:35:00Z","terrain":-0.17},{"above_terrain":true,"airmass":21.08,"alt":1.71,"az":329.4,"t":"2041-05-15T16:40:00Z","terrain":-0.23},{"above_terrain":true,"airmass":24.33,"alt":1.24,"az":330.3,"t":"2041-05-15T16:45:00Z","terrain":-0.36},{"above_terrain":true,"airmass":28.35,"alt":0.78,"az":331.1,"t":"2041-05-15T16:50:00Z","terrain":-0.37},{"above_terrain":true,"airmass":33.33,"alt":0.33,"az":331.9,"t":"2041-05-15T16:55:00Z","terrain":-0.17},{"above_terrain":true,"airmass":null,"alt":-0.1,"az":332.7,"t":"2041-05-15T17:00:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-0.52,"az":333.6,"t":"2041-05-15T17:05:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-0.93,"az":334.4,"t":"2041-05-15T17:10:00Z","terrain":-0.38},{"above_terrain":false,"airmass":null,"alt":-1.33,"az":335.3,"t":"2041-05-15T17:15:00Z","terrain":-0.65},{"above_terrain":false,"airmass":null,"alt":-1.72,"az":336.1,"t":"2041-05-15T17:20:00Z","terrain":-0.82},{"above_terrain":false,"airmass":null,"alt":-2.09,"az":337.0,"t":"2041-05-15T17:25:00Z","terrain":-0.73},{"above_terrain":false,"airmass":null,"alt":-2.45,"az":337.8,"t":"2041-05-15T17:30:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-2.79,"az":338.7,"t":"2041-05-15T17:35:00Z","terrain":-0.67},{"above_terrain":false,"airmass":null,"alt":-3.13,"az":339.6,"t":"2041-05-15T17:40:00Z","terrain":-0.62},{"above_terrain":false,"airmass":null,"alt":-3.45,"az":340.5,"t":"2041-05-15T17:45:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-3.75,"az":341.4,"t":"2041-05-15T17:50:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-4.05,"az":342.3,"t":"2041-05-15T17:55:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-4.32,"az":343.2,"t":"2041-05-15T18:00:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-4.59,"az":344.1,"t":"2041-05-15T18:05:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-4.84,"az":345.0,"t":"2041-05-15T18:10:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-5.07,"az":345.9,"t":"2041-05-15T18:15:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-5.29,"az":346.8,"t":"2041-05-15T18:20:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-5.5,"az":347.7,"t":"2041-05-15T18:25:00Z","terrain":-0.22},{"above_terrain":false,"airmass":null,"alt":-5.69,"az":348.7,"t":"2041-05-15T18:30:00Z","terrain":-0.05},{"above_terrain":false,"airmass":null,"alt":-5.87,"az":349.6,"t":"2041-05-15T18:35:00Z","terrain":0.08},{"above_terrain":false,"airmass":null,"alt":-6.03,"az":350.5,"t":"2041-05-15T18:40:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-6.18,"az":351.4,"t":"2041-05-15T18:45:00Z","terrain":0.2},{"above_terrain":false,"airmass":null,"alt":-6.31,"az":352.4,"t":"2041-05-15T18:50:00Z","terrain":0.36},{"above_terrain":false,"airmass":null,"alt":-6.42,"az":353.3,"t":"2041-05-15T18:55:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-6.53,"az":354.3,"t":"2041-05-15T19:00:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-6.61,"az":355.2,"t":"2041-05-15T19:05:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-6.68,"az":356.1,"t":"2041-05-15T19:10:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-6.74,"az":357.1,"t":"2041-05-15T19:15:00Z","terrain":0.74},{"above_terrain":false,"airmass":null,"alt":-6.78,"az":358.0,"t":"2041-05-15T19:20:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-6.8,"az":359.0,"t":"2041-05-15T19:25:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-6.81,"az":359.9,"t":"2041-05-15T19:30:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-6.81,"az":0.9,"t":"2041-05-15T19:35:00Z","terrain":0.39},{"above_terrain":false,"airmass":null,"alt":-6.78,"az":1.8,"t":"2041-05-15T19:40:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-6.75,"az":2.7,"t":"2041-05-15T19:45:00Z","terrain":-0.07},{"above_terrain":false,"airmass":null,"alt":-6.69,"az":3.7,"t":"2041-05-15T19:50:00Z","terrain":-0.23},{"above_terrain":false,"airmass":null,"alt":-6.63,"az":4.6,"t":"2041-05-15T19:55:00Z","terrain":-0.38},{"above_terrain":false,"airmass":null,"alt":-6.54,"az":5.6,"t":"2041-05-15T20:00:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-6.44,"az":6.5,"t":"2041-05-15T20:05:00Z","terrain":-0.5},{"above_terrain":false,"airmass":null,"alt":-6.33,"az":7.5,"t":"2041-05-15T20:10:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-6.2,"az":8.4,"t":"2041-05-15T20:15:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-6.06,"az":9.3,"t":"2041-05-15T20:20:00Z","terrain":-0.64},{"above_terrain":false,"airmass":null,"alt":-5.9,"az":10.3,"t":"2041-05-15T20:25:00Z","terrain":-0.55},{"above_terrain":false,"airmass":null,"alt":-5.72,"az":11.2,"t":"2041-05-15T20:30:00Z","terrain":-0.36},{"above_terrain":false,"airmass":null,"alt":-5.54,"az":12.1,"t":"2041-05-15T20:35:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-5.33,"az":13.0,"t":"2041-05-15T20:40:00Z","terrain":-0.07},{"above_terrain":false,"airmass":null,"alt":-5.11,"az":13.9,"t":"2041-05-15T20:45:00Z","terrain":0.08},{"above_terrain":false,"airmass":null,"alt":-4.88,"az":14.9,"t":"2041-05-15T20:50:00Z","terrain":0.36},{"above_terrain":false,"airmass":null,"alt":-4.63,"az":15.8,"t":"2041-05-15T20:55:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-4.37,"az":16.7,"t":"2041-05-15T21:00:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-4.1,"az":17.6,"t":"2041-05-15T21:05:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-3.81,"az":18.5,"t":"2041-05-15T21:10:00Z","terrain":0.57},{"above_terrain":false,"airmass":null,"alt":-3.5,"az":19.4,"t":"2041-05-15T21:15:00Z","terrain":0.64},{"above_terrain":false,"airmass":null,"alt":-3.19,"az":20.2,"t":"2041-05-15T21:20:00Z","terrain":0.67},{"above_terrain":false,"airmass":null,"alt":-2.86,"az":21.1,"t":"2041-05-15T21:25:00Z","terrain":0.73},{"above_terrain":false,"airmass":null,"alt":-2.51,"az":22.0,"t":"2041-05-15T21:30:00Z","terrain":0.99},{"above_terrain":false,"airmass":null,"alt":-2.16,"az":22.9,"t":"2041-05-15T21:35:00Z","terrain":1.14},{"above_terrain":false,"airmass":null,"alt":-1.79,"az":23.7,"t":"2041-05-15T21:40:00Z","terrain":0.99},{"above_terrain":false,"airmass":null,"alt":-1.4,"az":24.6,"t":"2041-05-15T21:45:00Z","terrain":1.1},{"above_terrain":false,"airmass":null,"alt":-1.01,"az":25.4,"t":"2041-05-15T21:50:00Z","terrain":1.27},{"above_terrain":false,"airmass":null,"alt":-0.6,"az":26.3,"t":"2041-05-15T21:55:00Z","terrain":1.32},{"above_terrain":false,"airmass":null,"alt":-0.18,"az":27.1,"t":"2041-05-15T22:00:00Z","terrain":1.27},{"above_terrain":false,"airmass":34.36,"alt":0.25,"az":28.0,"t":"2041-05-15T22:05:00Z","terrain":1.19},{"above_terrain":false,"airmass":29.17,"alt":0.7,"az":28.8,"t":"2041-05-15T22:10:00Z","terrain":1.04},{"above_terrain":true,"airmass":24.99,"alt":1.16,"az":29.6,"t":"2041-05-15T22:15:00Z","terrain":1.09},{"above_terrain":true,"airmass":21.62,"alt":1.62,"az":30.4,"t":"2041-05-15T22:20:00Z","terrain":1.22},{"above_terrain":true,"airmass":18.89,"alt":2.1,"az":31.2,"t":"2041-05-15T22:25:00Z","terrain":1.31},{"above_terrain":true,"airmass":16.66,"alt":2.59,"az":32.0,"t":"2041-05-15T22:30:00Z","terrain":1.32},{"above_terrain":true,"airmass":14.82,"alt":3.1,"az":32.8,"t":"2041-05-15T22:35:00Z","terrain":1.05},{"above_terrain":true,"airmass":13.29,"alt":3.61,"az":33.6,"t":"2041-05-15T22:40:00Z","terrain":0.65},{"above_terrain":true,"airmass":12.0,"alt":4.13,"az":34.4,"t":"2041-05-15T22:45:00Z","terrain":0.28},{"above_terrain":true,"airmass":10.9,"alt":4.67,"az":35.2,"t":"2041-05-15T22:50:00Z","terrain":0.05},{"above_terrain":true,"airmass":9.96,"alt":5.21,"az":35.9,"t":"2041-05-15T22:55:00Z","terrain":0.03},{"above_terrain":true,"airmass":9.15,"alt":5.76,"az":36.7,"t":"2041-05-15T23:00:00Z","terrain":-0.05},{"above_terrain":true,"airmass":8.44,"alt":6.33,"az":37.4,"t":"2041-05-15T23:05:00Z","terrain":-0.14},{"above_terrain":true,"airmass":7.82,"alt":6.9,"az":38.2,"t":"2041-05-15T23:10:00Z","terrain":-0.2},{"above_terrain":true,"airmass":7.28,"alt":7.49,"az":38.9,"t":"2041-05-15T23:15:00Z","terrain":-0.16},{"above_terrain":true,"airmass":6.8,"alt":8.08,"az":39.7,"t":"2041-05-15T23:20:00Z","terrain":-0.09},{"above_terrain":true,"airmass":6.37,"alt":8.68,"az":40.4,"t":"2041-05-15T23:25:00Z","terrain":-0.02},{"above_terrain":true,"airmass":5.98,"alt":9.29,"az":41.1,"t":"2041-05-15T23:30:00Z","terrain":0.03},{"above_terrain":true,"airmass":5.63,"alt":9.91,"az":41.8,"t":"2041-05-15T23:35:00Z","terrain":0.1},{"above_terrain":true,"airmass":5.32,"alt":10.54,"az":42.5,"t":"2041-05-15T23:40:00Z","terrain":0.19},{"above_terrain":true,"airmass":5.03,"alt":11.18,"az":43.2,"t":"2041-05-15T23:45:00Z","terrain":0.29},{"above_terrain":true,"airmass":4.78,"alt":11.82,"az":43.9,"t":"2041-05-15T23:50:00Z","terrain":0.4},{"above_terrain":true,"airmass":4.54,"alt":12.48,"az":44.6,"t":"2041-05-15T23:55:00Z","terrain":0.52},{"above_terrain":true,"airmass":4.32,"alt":13.14,"az":45.3,"t":"2041-05-16T00:00:00Z","terrain":0.61},{"above_terrain":true,"airmass":4.12,"alt":13.81,"az":46.0,"t":"2041-05-16T00:05:00Z","terrain":0.67},{"above_terrain":true,"airmass":3.94,"alt":14.48,"az":46.7,"t":"2041-05-16T00:10:00Z","terrain":0.63},{"above_terrain":true,"airmass":3.77,"alt":15.17,"az":47.3,"t":"2041-05-16T00:15:00Z","terrain":0.58},{"above_terrain":true,"airmass":3.62,"alt":15.86,"az":48.0,"t":"2041-05-16T00:20:00Z","terrain":0.53},{"above_terrain":true,"airmass":3.47,"alt":16.56,"az":48.6,"t":"2041-05-16T00:25:00Z","terrain":0.45},{"above_terrain":true,"airmass":3.34,"alt":17.27,"az":49.3,"t":"2041-05-16T00:30:00Z","terrain":0.41},{"above_terrain":true,"airmass":3.21,"alt":17.98,"az":49.9,"t":"2041-05-16T00:35:00Z","terrain":0.4},{"above_terrain":true,"airmass":3.09,"alt":18.7,"az":50.6,"t":"2041-05-16T00:40:00Z","terrain":0.47},{"above_terrain":true,"airmass":2.98,"alt":19.42,"az":51.2,"t":"2041-05-16T00:45:00Z","terrain":0.55},{"above_terrain":true,"airmass":2.88,"alt":20.16,"az":51.8,"t":"2041-05-16T00:50:00Z","terrain":0.61},{"above_terrain":true,"airmass":2.79,"alt":20.89,"az":52.4,"t":"2041-05-16T00:55:00Z","terrain":0.72},{"above_terrain":true,"airmass":2.7,"alt":21.64,"az":53.0,"t":"2041-05-16T01:00:00Z","terrain":0.85},{"above_terrain":true,"airmass":2.61,"alt":22.39,"az":53.7,"t":"2041-05-16T01:05:00Z","terrain":0.94},{"above_terrain":true,"airmass":2.53,"alt":23.15,"az":54.3,"t":"2041-05-16T01:10:00Z","terrain":1.02},{"above_terrain":true,"airmass":2.46,"alt":23.91,"az":54.9,"t":"2041-05-16T01:15:00Z","terrain":1.07},{"above_terrain":true,"airmass":2.38,"alt":24.68,"az":55.4,"t":"2041-05-16T01:20:00Z","terrain":1.07},{"above_terrain":true,"airmass":2.32,"alt":25.45,"az":56.0,"t":"2041-05-16T01:25:00Z","terrain":1.05},{"above_terrain":true,"airmass":2.25,"alt":26.23,"az":56.6,"t":"2041-05-16T01:30:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.19,"alt":27.01,"az":57.2,"t":"2041-05-16T01:35:00Z","terrain":1.1},{"above_terrain":true,"airmass":2.14,"alt":27.8,"az":57.8,"t":"2041-05-16T01:40:00Z","terrain":1.21},{"above_terrain":true,"airmass":2.08,"alt":28.6,"az":58.3,"t":"2041-05-16T01:45:00Z","terrain":1.24},{"above_terrain":true,"airmass":2.03,"alt":29.4,"az":58.9,"t":"2041-05-16T01:50:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.98,"alt":30.2,"az":59.5,"t":"2041-05-16T01:55:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.94,"alt":31.01,"az":60.0,"t":"2041-05-16T02:00:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.89,"alt":31.82,"az":60.6,"t":"2041-05-16T02:05:00Z","terrain":1.13},{"above_terrain":true,"airmass":1.85,"alt":32.64,"az":61.1,"t":"2041-05-16T02:10:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.81,"alt":33.46,"az":61.6,"t":"2041-05-16T02:15:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.77,"alt":34.29,"az":62.2,"t":"2041-05-16T02:20:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.73,"alt":35.12,"az":62.7,"t":"2041-05-16T02:25:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.7,"alt":35.95,"az":63.3,"t":"2041-05-16T02:30:00Z","terrain":0.87},{"above_terrain":true,"airmass":1.67,"alt":36.79,"az":63.8,"t":"2041-05-16T02:35:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.64,"alt":37.63,"az":64.3,"t":"2041-05-16T02:40:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.6,"alt":38.47,"az":64.8,"t":"2041-05-16T02:45:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.58,"alt":39.32,"az":65.3,"t":"2041-05-16T02:50:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.55,"alt":40.18,"az":65.8,"t":"2041-05-16T02:55:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.52,"alt":41.03,"az":66.4,"t":"2041-05-16T03:00:00Z","terrain":0.87},{"above_terrain":true,"airmass":1.5,"alt":41.89,"az":66.9,"t":"2041-05-16T03:05:00Z","terrain":0.92},{"above_terrain":true,"airmass":1.47,"alt":42.75,"az":67.4,"t":"2041-05-16T03:10:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.45,"alt":43.62,"az":67.9,"t":"2041-05-16T03:15:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.43,"alt":44.49,"az":68.4,"t":"2041-05-16T03:20:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.4,"alt":45.36,"az":68.9,"t":"2041-05-16T03:25:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.38,"alt":46.23,"az":69.3,"t":"2041-05-16T03:30:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.36,"alt":47.11,"az":69.8,"t":"2041-05-16T03:35:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.34,"alt":47.99,"az":70.3,"t":"2041-05-16T03:40:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.33,"alt":48.87,"az":70.8,"t":"2041-05-16T03:45:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.31,"alt":49.76,"az":71.3,"t":"2041-05-16T03:50:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.29,"alt":50.65,"az":71.8,"t":"2041-05-16T03:55:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.28,"alt":51.54,"az":72.2,"t":"2041-05-16T04:00:00Z","terrain":1.15},{"above_terrain":true,"airmass":1.26,"alt":52.43,"az":72.7,"t":"2041-05-16T04:05:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.25,"alt":53.32,"az":73.2,"t":"2041-05-16T04:10:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.23,"alt":54.22,"az":73.6,"t":"2041-05-16T04:15:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.22,"alt":55.12,"az":74.1,"t":"2041-05-16T04:20:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.21,"alt":56.02,"az":74.6,"t":"2041-05-16T04:25:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.19,"alt":56.92,"az":75.0,"t":"2041-05-16T04:30:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.18,"alt":57.83,"az":75.5,"t":"2041-05-16T04:35:00Z","terrain":0.68},{"above_terrain":true,"airmass":1.17,"alt":58.74,"az":76.0,"t":"2041-05-16T04:40:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.16,"alt":59.64,"az":76.4,"t":"2041-05-16T04:45:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.15,"alt":60.55,"az":76.9,"t":"2041-05-16T04:50:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.14,"alt":61.47,"az":77.3,"t":"2041-05-16T04:55:00Z","terrain":0.68},{"above_terrain":true,"airmass":1.13,"alt":62.38,"az":77.8,"t":"2041-05-16T05:00:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.12,"alt":63.3,"az":78.2,"t":"2041-05-16T05:05:00Z","terrain":0.62},{"above_terrain":true,"airmass":1.11,"alt":64.21,"az":78.7,"t":"2041-05-16T05:10:00Z","terrain":0.59},{"above_terrain":true,"airmass":1.1,"alt":65.13,"az":79.2,"t":"2041-05-16T05:15:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.09,"alt":66.05,"az":79.6,"t":"2041-05-16T05:20:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.09,"alt":66.97,"az":80.1,"t":"2041-05-16T05:25:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.08,"alt":67.9,"az":80.5,"t":"2041-05-16T05:30:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.07,"alt":68.82,"az":81.0,"t":"2041-05-16T05:35:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.07,"alt":69.74,"az":81.4,"t":"2041-05-16T05:40:00Z","terrain":0.73},{"above_terrain":true,"airmass":1.06,"alt":70.67,"az":81.9,"t":"2041-05-16T05:45:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.05,"alt":71.6,"az":82.3,"t":"2041-05-16T05:50:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.05,"alt":72.53,"az":82.8,"t":"2041-05-16T05:55:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.04,"alt":73.46,"az":83.3,"t":"2041-05-16T06:00:00Z","terrain":0.45},{"above_terrain":true,"airmass":1.04,"alt":74.38,"az":83.7,"t":"2041-05-16T06:05:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.03,"alt":75.32,"az":84.2,"t":"2041-05-16T06:10:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.03,"alt":76.25,"az":84.7,"t":"2041-05-16T06:15:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.03,"alt":77.18,"az":85.2,"t":"2041-05-16T06:20:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.02,"alt":78.11,"az":85.6,"t":"2041-05-16T06:25:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.02,"alt":79.05,"az":86.1,"t":"2041-05-16T06:30:00Z","terrain":0.16},{"above_terrain":true,"airmass":1.02,"alt":79.98,"az":86.7,"t":"2041-05-16T06:35:00Z","terrain":0.1},{"above_terrain":true,"airmass":1.01,"alt":80.91,"az":87.2,"t":"2041-05-16T06:40:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.01,"alt":81.85,"az":87.8,"t":"2041-05-16T06:45:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.01,"alt":82.79,"az":88.4,"t":"2041-05-16T06:50:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.01,"alt":83.72,"az":89.0,"t":"2041-05-16T06:55:00Z","terrain":-0.2},{"above_terrain":true,"airmass":1.0,"alt":84.66,"az":89.7,"t":"2041-05-16T07:00:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.0,"alt":85.59,"az":90.6,"t":"2041-05-16T07:05:00Z","terrain":-0.14},{"above_terrain":true,"airmass":1.0,"alt":86.53,"az":91.7,"t":"2041-05-16T07:10:00Z","terrain":0.05},{"above_terrain":true,"airmass":1.0,"alt":87.46,"az":93.4,"t":"2041-05-16T07:15:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.0,"alt":88.4,"az":96.4,"t":"2041-05-16T07:20:00Z","terrain":0.62},{"above_terrain":true,"airmass":1.0,"alt":89.32,"az":106.6,"t":"2041-05-16T07:25:00Z","terrain":-0.62},{"above_terrain":true,"airmass":1.0,"alt":89.65,"az":235.2,"t":"2041-05-16T07:30:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.0,"alt":88.76,"az":261.3,"t":"2041-05-16T07:35:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.0,"alt":87.83,"az":265.7,"t":"2041-05-16T07:40:00Z","terrain":0.45},{"above_terrain":true,"airmass":1.0,"alt":86.9,"az":267.7,"t":"2041-05-16T07:45:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.0,"alt":85.96,"az":269.0,"t":"2041-05-16T07:50:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.0,"alt":85.03,"az":269.9,"t":"2041-05-16T07:55:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.01,"alt":84.09,"az":270.7,"t":"2041-05-16T08:00:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.01,"alt":83.16,"az":271.4,"t":"2041-05-16T08:05:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.01,"alt":82.22,"az":272.0,"t":"2041-05-16T08:10:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.01,"alt":81.28,"az":272.6,"t":"2041-05-16T08:15:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.01,"alt":80.35,"az":273.1,"t":"2041-05-16T08:20:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.02,"alt":79.42,"az":273.6,"t":"2041-05-16T08:25:00Z","terrain":0.03},{"above_terrain":true,"airmass":1.02,"alt":78.48,"az":274.2,"t":"2041-05-16T08:30:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.02,"alt":77.55,"az":274.7,"t":"2041-05-16T08:35:00Z","terrain":0.05},{"above_terrain":true,"airmass":1.03,"alt":76.62,"az":275.1,"t":"2041-05-16T08:40:00Z","terrain":0.08},{"above_terrain":true,"airmass":1.03,"alt":75.68,"az":275.6,"t":"2041-05-16T08:45:00Z","terrain":0.03},{"above_terrain":true,"airmass":1.04,"alt":74.75,"az":276.1,"t":"2041-05-16T08:50:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.04,"alt":73.82,"az":276.6,"t":"2041-05-16T08:55:00Z","terrain":-0.08},{"above_terrain":true,"airmass":1.05,"alt":72.89,"az":277.0,"t":"2041-05-16T09:00:00Z","terrain":-0.14}],"transit":{"airmass":1.0,"alt":89.7,"az":235.2,"t":"2041-05-16T07:30:00Z"},"usable_hours":0.25,"verdict":"poor","zenith_passage":true},"warnings":["No cloud data for this night (beyond the 4-day forecast, or not yet in the archive) \u2014 the score is geometry only."]}