{"assessment":{"best_window":{"end":"2045-05-31T21:10Z","end_local":"00:10","hours":1.25,"label":"good","mean_quality":0.64,"start":"2045-05-31T19:55Z","start_local":"22:55"},"cost":{"altitude":3.39,"clouds":0.0,"darkness":1.53,"moon":0.63},"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":50,"cloud":null,"high":null,"iso":"2045-05-31T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-10,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"21:00","wind":null},{"alt":49,"cloud":null,"high":null,"iso":"2045-05-31T19:00Z","label":"poor","low":null,"mid":null,"moon_alt":-1,"precip":null,"q":0.14,"rh":null,"sky":"nautical twilight","temp":null,"time":"22:00","wind":null},{"alt":43,"cloud":null,"high":null,"iso":"2045-05-31T20:00Z","label":"good","low":null,"mid":null,"moon_alt":7,"precip":null,"q":0.67,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":35,"cloud":null,"high":null,"iso":"2045-05-31T21:00Z","label":"good","low":null,"mid":null,"moon_alt":13,"precip":null,"q":0.61,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":26,"cloud":null,"high":null,"iso":"2045-05-31T22:00Z","label":"marginal","low":null,"mid":null,"moon_alt":17,"precip":null,"q":0.44,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":15,"cloud":null,"high":null,"iso":"2045-05-31T23:00Z","label":"unusable","low":null,"mid":null,"moon_alt":20,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":4,"cloud":null,"high":null,"iso":"2045-06-01T00:00Z","label":"unusable","low":null,"mid":null,"moon_alt":19,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":-8,"cloud":null,"high":null,"iso":"2045-06-01T01:00Z","label":"unusable","low":null,"mid":null,"moon_alt":16,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"04:00","wind":null},{"alt":-18,"cloud":null,"high":null,"iso":"2045-06-01T02:00Z","label":"unusable","low":null,"mid":null,"moon_alt":11,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"05:00","wind":null}],"peak_quality":0.68,"peak_sky":0.68,"quality_hours":1.87,"reasons":["the target being low or below 20\u00b0 cost 3.4 quality-hours","daylight and twilight cost 1.5 quality-hours","moonlight cost 0.6 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":32,"score_weather":null,"sky_hours":1.87,"verdict":"unknown","verdict_astronomy":"poor","weather_known":false,"windows":[{"end":"2045-05-31T18:25Z","end_local":"21:25","hours":0.67,"label":"unusable","mean_quality":0.0,"start":"2045-05-31T17:45Z","start_local":"20:45"},{"end":"2045-05-31T19:05Z","end_local":"22:05","hours":0.67,"label":"poor","mean_quality":0.14,"start":"2045-05-31T18:25Z","start_local":"21:25"},{"end":"2045-05-31T19:55Z","end_local":"22:55","hours":0.83,"label":"marginal","mean_quality":0.36,"start":"2045-05-31T19:05Z","start_local":"22:05"},{"end":"2045-05-31T21:10Z","end_local":"00:10","hours":1.25,"label":"good","mean_quality":0.64,"start":"2045-05-31T19:55Z","start_local":"22:55"},{"end":"2045-05-31T22:30Z","end_local":"01:30","hours":1.33,"label":"marginal","mean_quality":0.49,"start":"2045-05-31T21:10Z","start_local":"00:10"},{"end":"2045-05-31T22:35Z","end_local":"01:35","hours":0.08,"label":"poor","mean_quality":0.29,"start":"2045-05-31T22:30Z","start_local":"01:30"},{"end":"2045-06-01T02:50Z","end_local":"05:50","hours":4.25,"label":"unusable","mean_quality":0.0,"start":"2045-05-31T22:35Z","start_local":"01:35"}]},"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":"2045-05-31T19:54:17Z","dark_hours":4.82,"dark_to":"2045-06-01T00:43:20Z","moon":{"illumination":0.984,"phase":"full moon","waxing":false},"moon_free_dark_hours":0.0,"moonrise":"2045-05-31T19:09:42Z","moonset":"2045-06-01T03:29:54Z","sunrise":"2045-06-01T02:48:58Z","sunset":"2045-05-31T17:48:39Z","twilight":{"astronomical":{"end":"2045-05-31T19:54:17Z","start":"2045-06-01T00:43:20Z"},"civil":{"end":"2045-05-31T18:22:02Z","start":"2045-06-01T02:15:35Z"},"nautical":{"end":"2045-05-31T19:04:29Z","start":"2045-06-01T01:33:08Z"}},"window_end":"2045-06-01T09:00:00Z","window_start":"2045-05-31T09:00:00Z"},"night_date":"2045-05-31","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.44,"alt":44.1,"t":"2045-05-31T19:55:00Z"},"dec":2.05238823,"dec_of_date":1.8018,"dec_str":"+02\u00b0 03' 08.6\"","good_hours":1.67,"limit_rise":"2045-05-31T13:56:31Z","limit_set":"2045-05-31T22:31:14Z","max_az_rate_deg_per_min":0.0,"moon_separation":79.2,"never_rises":false,"ra":187.27791594,"ra_of_date":187.8587,"ra_str":"12h 29m 06.7s","resolved":{"dec":2.05238823,"morphology":"E3","name":"3C 273","ra":187.27791594,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=3C%20273","source":"sesame","type":"BLL","type_text":"BL Lac object \u2014 a blazar","vmag":14.83},"summary":"Only 1.7 h above 30\u00b0, 2.7 h above 20\u00b0 \u2014 usable, at high airmass.","terrain":{"available":true,"behind_at":"2045-06-01T00:17:01Z","blocked_dark_hours":0,"clears_at":"2045-05-31T12:08:24Z","rise_az":87.8},"track":[{"above_terrain":false,"airmass":null,"alt":-32.76,"az":51.5,"t":"2045-05-31T09:00:00Z","terrain":0.58},{"above_terrain":false,"airmass":null,"alt":-32.02,"az":52.7,"t":"2045-05-31T09:05:00Z","terrain":0.77},{"above_terrain":false,"airmass":null,"alt":-31.27,"az":53.8,"t":"2045-05-31T09:10:00Z","terrain":0.97},{"above_terrain":false,"airmass":null,"alt":-30.51,"az":55.0,"t":"2045-05-31T09:15:00Z","terrain":1.08},{"above_terrain":false,"airmass":null,"alt":-29.74,"az":56.1,"t":"2045-05-31T09:20:00Z","terrain":1.05},{"above_terrain":false,"airmass":null,"alt":-28.95,"az":57.3,"t":"2045-05-31T09:25:00Z","terrain":1.12},{"above_terrain":false,"airmass":null,"alt":-28.16,"az":58.4,"t":"2045-05-31T09:30:00Z","terrain":1.24},{"above_terrain":false,"airmass":null,"alt":-27.36,"az":59.4,"t":"2045-05-31T09:35:00Z","terrain":1.19},{"above_terrain":false,"airmass":null,"alt":-26.55,"az":60.5,"t":"2045-05-31T09:40:00Z","terrain":1.13},{"above_terrain":false,"airmass":null,"alt":-25.73,"az":61.6,"t":"2045-05-31T09:45:00Z","terrain":1.04},{"above_terrain":false,"airmass":null,"alt":-24.9,"az":62.6,"t":"2045-05-31T09:50:00Z","terrain":0.95},{"above_terrain":false,"airmass":null,"alt":-24.07,"az":63.6,"t":"2045-05-31T09:55:00Z","terrain":0.82},{"above_terrain":false,"airmass":null,"alt":-23.23,"az":64.7,"t":"2045-05-31T10:00:00Z","terrain":0.77},{"above_terrain":false,"airmass":null,"alt":-22.38,"az":65.7,"t":"2045-05-31T10:05:00Z","terrain":0.81},{"above_terrain":false,"airmass":null,"alt":-21.52,"az":66.6,"t":"2045-05-31T10:10:00Z","terrain":0.89},{"above_terrain":false,"airmass":null,"alt":-20.66,"az":67.6,"t":"2045-05-31T10:15:00Z","terrain":0.97},{"above_terrain":false,"airmass":null,"alt":-19.79,"az":68.6,"t":"2045-05-31T10:20:00Z","terrain":1.02},{"above_terrain":false,"airmass":null,"alt":-18.92,"az":69.5,"t":"2045-05-31T10:25:00Z","terrain":1.14},{"above_terrain":false,"airmass":null,"alt":-18.04,"az":70.5,"t":"2045-05-31T10:30:00Z","terrain":1.24},{"above_terrain":false,"airmass":null,"alt":-17.15,"az":71.4,"t":"2045-05-31T10:35:00Z","terrain":1.24},{"above_terrain":false,"airmass":null,"alt":-16.26,"az":72.3,"t":"2045-05-31T10:40:00Z","terrain":1.13},{"above_terrain":false,"airmass":null,"alt":-15.37,"az":73.2,"t":"2045-05-31T10:45:00Z","terrain":0.93},{"above_terrain":false,"airmass":null,"alt":-14.47,"az":74.1,"t":"2045-05-31T10:50:00Z","terrain":0.72},{"above_terrain":false,"airmass":null,"alt":-13.57,"az":75.0,"t":"2045-05-31T10:55:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-12.66,"az":75.9,"t":"2045-05-31T11:00:00Z","terrain":0.71},{"above_terrain":false,"airmass":null,"alt":-11.75,"az":76.8,"t":"2045-05-31T11:05:00Z","terrain":0.7},{"above_terrain":false,"airmass":null,"alt":-10.84,"az":77.7,"t":"2045-05-31T11:10:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-9.92,"az":78.5,"t":"2045-05-31T11:15:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-9.01,"az":79.4,"t":"2045-05-31T11:20:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-8.08,"az":80.3,"t":"2045-05-31T11:25:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-7.16,"az":81.1,"t":"2045-05-31T11:30:00Z","terrain":0.69},{"above_terrain":false,"airmass":null,"alt":-6.23,"az":82.0,"t":"2045-05-31T11:35:00Z","terrain":0.8},{"above_terrain":false,"airmass":null,"alt":-5.31,"az":82.8,"t":"2045-05-31T11:40:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-4.38,"az":83.7,"t":"2045-05-31T11:45:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-3.45,"az":84.5,"t":"2045-05-31T11:50:00Z","terrain":0.34},{"above_terrain":false,"airmass":null,"alt":-2.51,"az":85.3,"t":"2045-05-31T11:55:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-1.58,"az":86.2,"t":"2045-05-31T12:00:00Z","terrain":0.15},{"above_terrain":false,"airmass":null,"alt":-0.65,"az":87.0,"t":"2045-05-31T12:05:00Z","terrain":0.07},{"above_terrain":true,"airmass":33.92,"alt":0.29,"az":87.8,"t":"2045-05-31T12:10:00Z","terrain":-0.05},{"above_terrain":true,"airmass":24.45,"alt":1.22,"az":88.7,"t":"2045-05-31T12:15:00Z","terrain":-0.16},{"above_terrain":true,"airmass":18.61,"alt":2.16,"az":89.5,"t":"2045-05-31T12:20:00Z","terrain":-0.21},{"above_terrain":true,"airmass":14.83,"alt":3.1,"az":90.3,"t":"2045-05-31T12:25:00Z","terrain":-0.18},{"above_terrain":true,"airmass":12.23,"alt":4.03,"az":91.2,"t":"2045-05-31T12:30:00Z","terrain":-0.06},{"above_terrain":true,"airmass":10.36,"alt":4.97,"az":92.0,"t":"2045-05-31T12:35:00Z","terrain":0.1},{"above_terrain":true,"airmass":8.97,"alt":5.9,"az":92.9,"t":"2045-05-31T12:40:00Z","terrain":0.3},{"above_terrain":true,"airmass":7.89,"alt":6.84,"az":93.7,"t":"2045-05-31T12:45:00Z","terrain":0.39},{"above_terrain":true,"airmass":7.04,"alt":7.77,"az":94.5,"t":"2045-05-31T12:50:00Z","terrain":0.39},{"above_terrain":true,"airmass":6.35,"alt":8.7,"az":95.4,"t":"2045-05-31T12:55:00Z","terrain":0.44},{"above_terrain":true,"airmass":5.78,"alt":9.63,"az":96.2,"t":"2045-05-31T13:00:00Z","terrain":0.59},{"above_terrain":true,"airmass":5.31,"alt":10.56,"az":97.1,"t":"2045-05-31T13:05:00Z","terrain":0.73},{"above_terrain":true,"airmass":4.91,"alt":11.49,"az":97.9,"t":"2045-05-31T13:10:00Z","terrain":0.68},{"above_terrain":true,"airmass":4.56,"alt":12.42,"az":98.8,"t":"2045-05-31T13:15:00Z","terrain":0.52},{"above_terrain":true,"airmass":4.26,"alt":13.34,"az":99.7,"t":"2045-05-31T13:20:00Z","terrain":0.34},{"above_terrain":true,"airmass":4.0,"alt":14.26,"az":100.5,"t":"2045-05-31T13:25:00Z","terrain":0.17},{"above_terrain":true,"airmass":3.77,"alt":15.18,"az":101.4,"t":"2045-05-31T13:30:00Z","terrain":0.03},{"above_terrain":true,"airmass":3.57,"alt":16.1,"az":102.3,"t":"2045-05-31T13:35:00Z","terrain":-0.1},{"above_terrain":true,"airmass":3.38,"alt":17.01,"az":103.2,"t":"2045-05-31T13:40:00Z","terrain":-0.17},{"above_terrain":true,"airmass":3.22,"alt":17.92,"az":104.1,"t":"2045-05-31T13:45:00Z","terrain":-0.01},{"above_terrain":true,"airmass":3.07,"alt":18.83,"az":105.0,"t":"2045-05-31T13:50:00Z","terrain":-0.22},{"above_terrain":true,"airmass":2.94,"alt":19.73,"az":105.9,"t":"2045-05-31T13:55:00Z","terrain":-0.62},{"above_terrain":true,"airmass":2.82,"alt":20.63,"az":106.9,"t":"2045-05-31T14:00:00Z","terrain":-0.61},{"above_terrain":true,"airmass":2.71,"alt":21.52,"az":107.8,"t":"2045-05-31T14:05:00Z","terrain":-0.87},{"above_terrain":true,"airmass":2.61,"alt":22.41,"az":108.8,"t":"2045-05-31T14:10:00Z","terrain":-1.13},{"above_terrain":true,"airmass":2.52,"alt":23.29,"az":109.7,"t":"2045-05-31T14:15:00Z","terrain":-1.16},{"above_terrain":true,"airmass":2.43,"alt":24.17,"az":110.7,"t":"2045-05-31T14:20:00Z","terrain":-1.28},{"above_terrain":true,"airmass":2.35,"alt":25.04,"az":111.7,"t":"2045-05-31T14:25:00Z","terrain":-1.36},{"above_terrain":true,"airmass":2.28,"alt":25.91,"az":112.7,"t":"2045-05-31T14:30:00Z","terrain":-1.42},{"above_terrain":true,"airmass":2.21,"alt":26.77,"az":113.7,"t":"2045-05-31T14:35:00Z","terrain":-1.57},{"above_terrain":true,"airmass":2.15,"alt":27.62,"az":114.7,"t":"2045-05-31T14:40:00Z","terrain":-1.54},{"above_terrain":true,"airmass":2.09,"alt":28.47,"az":115.8,"t":"2045-05-31T14:45:00Z","terrain":-1.48},{"above_terrain":true,"airmass":2.04,"alt":29.31,"az":116.9,"t":"2045-05-31T14:50:00Z","terrain":-1.61},{"above_terrain":true,"airmass":1.99,"alt":30.14,"az":117.9,"t":"2045-05-31T14:55:00Z","terrain":-1.43},{"above_terrain":true,"airmass":1.94,"alt":30.96,"az":119.0,"t":"2045-05-31T15:00:00Z","terrain":-1.47},{"above_terrain":true,"airmass":1.89,"alt":31.77,"az":120.1,"t":"2045-05-31T15:05:00Z","terrain":-1.24},{"above_terrain":true,"airmass":1.85,"alt":32.58,"az":121.3,"t":"2045-05-31T15:10:00Z","terrain":-1.23},{"above_terrain":true,"airmass":1.81,"alt":33.37,"az":122.4,"t":"2045-05-31T15:15:00Z","terrain":-1.28},{"above_terrain":true,"airmass":1.78,"alt":34.16,"az":123.6,"t":"2045-05-31T15:20:00Z","terrain":-1.44},{"above_terrain":true,"airmass":1.74,"alt":34.93,"az":124.8,"t":"2045-05-31T15:25:00Z","terrain":-1.61},{"above_terrain":true,"airmass":1.71,"alt":35.7,"az":126.0,"t":"2045-05-31T15:30:00Z","terrain":-1.6},{"above_terrain":true,"airmass":1.68,"alt":36.45,"az":127.3,"t":"2045-05-31T15:35:00Z","terrain":-1.51},{"above_terrain":true,"airmass":1.65,"alt":37.19,"az":128.5,"t":"2045-05-31T15:40:00Z","terrain":-1.27},{"above_terrain":true,"airmass":1.62,"alt":37.91,"az":129.8,"t":"2045-05-31T15:45:00Z","terrain":-1.48},{"above_terrain":true,"airmass":1.6,"alt":38.62,"az":131.1,"t":"2045-05-31T15:50:00Z","terrain":-1.68},{"above_terrain":true,"airmass":1.58,"alt":39.32,"az":132.5,"t":"2045-05-31T15:55:00Z","terrain":-1.65},{"above_terrain":true,"airmass":1.55,"alt":40.0,"az":133.8,"t":"2045-05-31T16:00:00Z","terrain":-1.56},{"above_terrain":true,"airmass":1.53,"alt":40.67,"az":135.2,"t":"2045-05-31T16:05:00Z","terrain":-1.28},{"above_terrain":true,"airmass":1.51,"alt":41.32,"az":136.6,"t":"2045-05-31T16:10:00Z","terrain":-1.22},{"above_terrain":true,"airmass":1.49,"alt":41.96,"az":138.1,"t":"2045-05-31T16:15:00Z","terrain":-1.16},{"above_terrain":true,"airmass":1.48,"alt":42.57,"az":139.6,"t":"2045-05-31T16:20:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.46,"alt":43.17,"az":141.1,"t":"2045-05-31T16:25:00Z","terrain":-1.11},{"above_terrain":true,"airmass":1.44,"alt":43.75,"az":142.6,"t":"2045-05-31T16:30:00Z","terrain":-1.35},{"above_terrain":true,"airmass":1.43,"alt":44.31,"az":144.2,"t":"2045-05-31T16:35:00Z","terrain":-1.35},{"above_terrain":true,"airmass":1.42,"alt":44.84,"az":145.7,"t":"2045-05-31T16:40:00Z","terrain":-1.5},{"above_terrain":true,"airmass":1.4,"alt":45.36,"az":147.4,"t":"2045-05-31T16:45:00Z","terrain":-1.35},{"above_terrain":true,"airmass":1.39,"alt":45.85,"az":149.0,"t":"2045-05-31T16:50:00Z","terrain":-1.44},{"above_terrain":true,"airmass":1.38,"alt":46.32,"az":150.7,"t":"2045-05-31T16:55:00Z","terrain":-1.21},{"above_terrain":true,"airmass":1.37,"alt":46.77,"az":152.4,"t":"2045-05-31T17:00:00Z","terrain":-1.13},{"above_terrain":true,"airmass":1.36,"alt":47.19,"az":154.1,"t":"2045-05-31T17:05:00Z","terrain":-1.04},{"above_terrain":true,"airmass":1.35,"alt":47.59,"az":155.9,"t":"2045-05-31T17:10:00Z","terrain":-1.23},{"above_terrain":true,"airmass":1.35,"alt":47.96,"az":157.7,"t":"2045-05-31T17:15:00Z","terrain":-1.06},{"above_terrain":true,"airmass":1.34,"alt":48.3,"az":159.5,"t":"2045-05-31T17:20:00Z","terrain":-1.14},{"above_terrain":true,"airmass":1.33,"alt":48.61,"az":161.3,"t":"2045-05-31T17:25:00Z","terrain":-1.22},{"above_terrain":true,"airmass":1.33,"alt":48.9,"az":163.1,"t":"2045-05-31T17:30:00Z","terrain":-1.38},{"above_terrain":true,"airmass":1.32,"alt":49.16,"az":165.0,"t":"2045-05-31T17:35:00Z","terrain":-1.39},{"above_terrain":true,"airmass":1.32,"alt":49.38,"az":166.9,"t":"2045-05-31T17:40:00Z","terrain":-1.18},{"above_terrain":true,"airmass":1.31,"alt":49.58,"az":168.8,"t":"2045-05-31T17:45:00Z","terrain":-0.85},{"above_terrain":true,"airmass":1.31,"alt":49.75,"az":170.7,"t":"2045-05-31T17:50:00Z","terrain":-0.63},{"above_terrain":true,"airmass":1.31,"alt":49.88,"az":172.6,"t":"2045-05-31T17:55:00Z","terrain":-0.54},{"above_terrain":true,"airmass":1.3,"alt":49.99,"az":174.6,"t":"2045-05-31T18:00:00Z","terrain":-0.43},{"above_terrain":true,"airmass":1.3,"alt":50.06,"az":176.5,"t":"2045-05-31T18:05:00Z","terrain":-0.39},{"above_terrain":true,"airmass":1.3,"alt":50.1,"az":178.5,"t":"2045-05-31T18:10:00Z","terrain":-0.4},{"above_terrain":true,"airmass":1.3,"alt":50.11,"az":180.4,"t":"2045-05-31T18:15:00Z","terrain":-0.58},{"above_terrain":true,"airmass":1.3,"alt":50.08,"az":182.4,"t":"2045-05-31T18:20:00Z","terrain":-0.65},{"above_terrain":true,"airmass":1.3,"alt":50.03,"az":184.3,"t":"2045-05-31T18:25:00Z","terrain":-0.6},{"above_terrain":true,"airmass":1.31,"alt":49.94,"az":186.3,"t":"2045-05-31T18:30:00Z","terrain":-0.7},{"above_terrain":true,"airmass":1.31,"alt":49.83,"az":188.2,"t":"2045-05-31T18:35:00Z","terrain":-0.64},{"above_terrain":true,"airmass":1.31,"alt":49.68,"az":190.1,"t":"2045-05-31T18:40:00Z","terrain":-0.55},{"above_terrain":true,"airmass":1.31,"alt":49.5,"az":192.1,"t":"2045-05-31T18:45:00Z","terrain":-0.4},{"above_terrain":true,"airmass":1.32,"alt":49.28,"az":194.0,"t":"2045-05-31T18:50:00Z","terrain":-0.49},{"above_terrain":true,"airmass":1.32,"alt":49.04,"az":195.8,"t":"2045-05-31T18:55:00Z","terrain":-0.61},{"above_terrain":true,"airmass":1.33,"alt":48.77,"az":197.7,"t":"2045-05-31T19:00:00Z","terrain":-0.39},{"above_terrain":true,"airmass":1.33,"alt":48.48,"az":199.5,"t":"2045-05-31T19:05:00Z","terrain":-0.29},{"above_terrain":true,"airmass":1.34,"alt":48.15,"az":201.4,"t":"2045-05-31T19:10:00Z","terrain":-0.51},{"above_terrain":true,"airmass":1.35,"alt":47.79,"az":203.1,"t":"2045-05-31T19:15:00Z","terrain":-0.63},{"above_terrain":true,"airmass":1.36,"alt":47.41,"az":204.9,"t":"2045-05-31T19:20:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.37,"alt":47.01,"az":206.7,"t":"2045-05-31T19:25:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.38,"alt":46.57,"az":208.4,"t":"2045-05-31T19:30:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.39,"alt":46.12,"az":210.1,"t":"2045-05-31T19:35:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.4,"alt":45.64,"az":211.7,"t":"2045-05-31T19:40:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.41,"alt":45.13,"az":213.4,"t":"2045-05-31T19:45:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.42,"alt":44.61,"az":215.0,"t":"2045-05-31T19:50:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.44,"alt":44.06,"az":216.5,"t":"2045-05-31T19:55:00Z","terrain":0.86},{"above_terrain":true,"airmass":1.45,"alt":43.49,"az":218.1,"t":"2045-05-31T20:00:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.47,"alt":42.9,"az":219.6,"t":"2045-05-31T20:05:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.48,"alt":42.3,"az":221.1,"t":"2045-05-31T20:10:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.5,"alt":41.67,"az":222.6,"t":"2045-05-31T20:15:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.52,"alt":41.03,"az":224.0,"t":"2045-05-31T20:20:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.54,"alt":40.37,"az":225.4,"t":"2045-05-31T20:25:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.56,"alt":39.7,"az":226.8,"t":"2045-05-31T20:30:00Z","terrain":0.9},{"above_terrain":true,"airmass":1.59,"alt":39.01,"az":228.1,"t":"2045-05-31T20:35:00Z","terrain":1.15},{"above_terrain":true,"airmass":1.61,"alt":38.31,"az":229.5,"t":"2045-05-31T20:40:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.64,"alt":37.59,"az":230.8,"t":"2045-05-31T20:45:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.66,"alt":36.86,"az":232.0,"t":"2045-05-31T20:50:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.69,"alt":36.11,"az":233.3,"t":"2045-05-31T20:55:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.72,"alt":35.36,"az":234.5,"t":"2045-05-31T21:00:00Z","terrain":0.9},{"above_terrain":true,"airmass":1.76,"alt":34.59,"az":235.7,"t":"2045-05-31T21:05:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.79,"alt":33.81,"az":236.9,"t":"2045-05-31T21:10:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.83,"alt":33.02,"az":238.1,"t":"2045-05-31T21:15:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.87,"alt":32.22,"az":239.2,"t":"2045-05-31T21:20:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.91,"alt":31.41,"az":240.4,"t":"2045-05-31T21:25:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.96,"alt":30.59,"az":241.5,"t":"2045-05-31T21:30:00Z","terrain":0.88},{"above_terrain":true,"airmass":2.01,"alt":29.77,"az":242.6,"t":"2045-05-31T21:35:00Z","terrain":1.02},{"above_terrain":true,"airmass":2.06,"alt":28.93,"az":243.6,"t":"2045-05-31T21:40:00Z","terrain":0.97},{"above_terrain":true,"airmass":2.12,"alt":28.09,"az":244.7,"t":"2045-05-31T21:45:00Z","terrain":0.97},{"above_terrain":true,"airmass":2.18,"alt":27.24,"az":245.7,"t":"2045-05-31T21:50:00Z","terrain":1.13},{"above_terrain":true,"airmass":2.24,"alt":26.38,"az":246.7,"t":"2045-05-31T21:55:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.31,"alt":25.52,"az":247.8,"t":"2045-05-31T22:00:00Z","terrain":0.69},{"above_terrain":true,"airmass":2.39,"alt":24.65,"az":248.7,"t":"2045-05-31T22:05:00Z","terrain":0.51},{"above_terrain":true,"airmass":2.47,"alt":23.78,"az":249.7,"t":"2045-05-31T22:10:00Z","terrain":0.56},{"above_terrain":true,"airmass":2.56,"alt":22.9,"az":250.7,"t":"2045-05-31T22:15:00Z","terrain":0.56},{"above_terrain":true,"airmass":2.65,"alt":22.01,"az":251.7,"t":"2045-05-31T22:20:00Z","terrain":0.33},{"above_terrain":true,"airmass":2.76,"alt":21.12,"az":252.6,"t":"2045-05-31T22:25:00Z","terrain":0.19},{"above_terrain":true,"airmass":2.87,"alt":20.22,"az":253.5,"t":"2045-05-31T22:30:00Z","terrain":0.17},{"above_terrain":true,"airmass":3.0,"alt":19.32,"az":254.5,"t":"2045-05-31T22:35:00Z","terrain":0.2},{"above_terrain":true,"airmass":3.14,"alt":18.42,"az":255.4,"t":"2045-05-31T22:40:00Z","terrain":0.3},{"above_terrain":true,"airmass":3.29,"alt":17.51,"az":256.3,"t":"2045-05-31T22:45:00Z","terrain":0.4},{"above_terrain":true,"airmass":3.46,"alt":16.6,"az":257.2,"t":"2045-05-31T22:50:00Z","terrain":0.42},{"above_terrain":true,"airmass":3.65,"alt":15.69,"az":258.1,"t":"2045-05-31T22:55:00Z","terrain":0.37},{"above_terrain":true,"airmass":3.87,"alt":14.77,"az":259.0,"t":"2045-05-31T23:00:00Z","terrain":0.48},{"above_terrain":true,"airmass":4.11,"alt":13.85,"az":259.8,"t":"2045-05-31T23:05:00Z","terrain":0.55},{"above_terrain":true,"airmass":4.39,"alt":12.93,"az":260.7,"t":"2045-05-31T23:10:00Z","terrain":0.76},{"above_terrain":true,"airmass":4.71,"alt":12.0,"az":261.6,"t":"2045-05-31T23:15:00Z","terrain":0.92},{"above_terrain":true,"airmass":5.08,"alt":11.08,"az":262.4,"t":"2045-05-31T23:20:00Z","terrain":0.9},{"above_terrain":true,"airmass":5.51,"alt":10.15,"az":263.3,"t":"2045-05-31T23:25:00Z","terrain":0.72},{"above_terrain":true,"airmass":6.02,"alt":9.22,"az":264.2,"t":"2045-05-31T23:30:00Z","terrain":0.5},{"above_terrain":true,"airmass":6.64,"alt":8.29,"az":265.0,"t":"2045-05-31T23:35:00Z","terrain":0.39},{"above_terrain":true,"airmass":7.4,"alt":7.35,"az":265.8,"t":"2045-05-31T23:40:00Z","terrain":0.46},{"above_terrain":true,"airmass":8.34,"alt":6.42,"az":266.7,"t":"2045-05-31T23:45:00Z","terrain":0.54},{"above_terrain":true,"airmass":9.54,"alt":5.48,"az":267.5,"t":"2045-05-31T23:50:00Z","terrain":0.61},{"above_terrain":true,"airmass":11.13,"alt":4.55,"az":268.4,"t":"2045-05-31T23:55:00Z","terrain":0.69},{"above_terrain":true,"airmass":13.28,"alt":3.61,"az":269.2,"t":"2045-06-01T00:00:00Z","terrain":0.78},{"above_terrain":true,"airmass":16.34,"alt":2.68,"az":270.0,"t":"2045-06-01T00:05:00Z","terrain":0.9},{"above_terrain":true,"airmass":20.9,"alt":1.74,"az":270.9,"t":"2045-06-01T00:10:00Z","terrain":0.8},{"above_terrain":true,"airmass":28.12,"alt":0.8,"az":271.7,"t":"2045-06-01T00:15:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-0.13,"az":272.5,"t":"2045-06-01T00:20:00Z","terrain":0.27},{"above_terrain":false,"airmass":null,"alt":-1.07,"az":273.4,"t":"2045-06-01T00:25:00Z","terrain":0.08},{"above_terrain":false,"airmass":null,"alt":-2.0,"az":274.2,"t":"2045-06-01T00:30:00Z","terrain":-0.01},{"above_terrain":false,"airmass":null,"alt":-2.93,"az":275.0,"t":"2045-06-01T00:35:00Z","terrain":0.09},{"above_terrain":false,"airmass":null,"alt":-3.86,"az":275.9,"t":"2045-06-01T00:40:00Z","terrain":0.0},{"above_terrain":false,"airmass":null,"alt":-4.79,"az":276.7,"t":"2045-06-01T00:45:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-5.72,"az":277.6,"t":"2045-06-01T00:50:00Z","terrain":-0.11},{"above_terrain":false,"airmass":null,"alt":-6.65,"az":278.4,"t":"2045-06-01T00:55:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-7.57,"az":279.3,"t":"2045-06-01T01:00:00Z","terrain":-0.05},{"above_terrain":false,"airmass":null,"alt":-8.5,"az":280.1,"t":"2045-06-01T01:05:00Z","terrain":-0.11},{"above_terrain":false,"airmass":null,"alt":-9.42,"az":281.0,"t":"2045-06-01T01:10:00Z","terrain":0.03},{"above_terrain":false,"airmass":null,"alt":-10.33,"az":281.8,"t":"2045-06-01T01:15:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-11.25,"az":282.7,"t":"2045-06-01T01:20:00Z","terrain":-0.04},{"above_terrain":false,"airmass":null,"alt":-12.16,"az":283.6,"t":"2045-06-01T01:25:00Z","terrain":0.07},{"above_terrain":false,"airmass":null,"alt":-13.07,"az":284.5,"t":"2045-06-01T01:30:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-13.97,"az":285.4,"t":"2045-06-01T01:35:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-14.87,"az":286.3,"t":"2045-06-01T01:40:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-15.77,"az":287.2,"t":"2045-06-01T01:45:00Z","terrain":0.33},{"above_terrain":false,"airmass":null,"alt":-16.66,"az":288.1,"t":"2045-06-01T01:50:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-17.55,"az":289.0,"t":"2045-06-01T01:55:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-18.43,"az":290.0,"t":"2045-06-01T02:00:00Z","terrain":0.28},{"above_terrain":false,"airmass":null,"alt":-19.31,"az":290.9,"t":"2045-06-01T02:05:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-20.18,"az":291.9,"t":"2045-06-01T02:10:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-21.05,"az":292.8,"t":"2045-06-01T02:15:00Z","terrain":0.33},{"above_terrain":false,"airmass":null,"alt":-21.91,"az":293.8,"t":"2045-06-01T02:20:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-22.76,"az":294.8,"t":"2045-06-01T02:25:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-23.6,"az":295.8,"t":"2045-06-01T02:30:00Z","terrain":0.31},{"above_terrain":false,"airmass":null,"alt":-24.44,"az":296.8,"t":"2045-06-01T02:35:00Z","terrain":0.27},{"above_terrain":false,"airmass":null,"alt":-25.27,"az":297.8,"t":"2045-06-01T02:40:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-26.1,"az":298.9,"t":"2045-06-01T02:45:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-26.91,"az":300.0,"t":"2045-06-01T02:50:00Z","terrain":0.36},{"above_terrain":false,"airmass":null,"alt":-27.72,"az":301.0,"t":"2045-06-01T02:55:00Z","terrain":0.31},{"above_terrain":false,"airmass":null,"alt":-28.52,"az":302.1,"t":"2045-06-01T03:00:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-29.31,"az":303.2,"t":"2045-06-01T03:05:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-30.08,"az":304.4,"t":"2045-06-01T03:10:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-30.85,"az":305.5,"t":"2045-06-01T03:15:00Z","terrain":-0.23},{"above_terrain":false,"airmass":null,"alt":-31.61,"az":306.7,"t":"2045-06-01T03:20:00Z","terrain":0.07},{"above_terrain":false,"airmass":null,"alt":-32.35,"az":307.9,"t":"2045-06-01T03:25:00Z","terrain":0.3},{"above_terrain":false,"airmass":null,"alt":-33.08,"az":309.1,"t":"2045-06-01T03:30:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-33.8,"az":310.3,"t":"2045-06-01T03:35:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-34.51,"az":311.6,"t":"2045-06-01T03:40:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-35.2,"az":312.8,"t":"2045-06-01T03:45:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-35.88,"az":314.1,"t":"2045-06-01T03:50:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-36.55,"az":315.5,"t":"2045-06-01T03:55:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-37.2,"az":316.8,"t":"2045-06-01T04:00:00Z","terrain":0.34},{"above_terrain":false,"airmass":null,"alt":-37.83,"az":318.2,"t":"2045-06-01T04:05:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-38.44,"az":319.5,"t":"2045-06-01T04:10:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-39.04,"az":321.0,"t":"2045-06-01T04:15:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-39.62,"az":322.4,"t":"2045-06-01T04:20:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-40.18,"az":323.8,"t":"2045-06-01T04:25:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-40.73,"az":325.3,"t":"2045-06-01T04:30:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-41.25,"az":326.8,"t":"2045-06-01T04:35:00Z","terrain":-0.37},{"above_terrain":false,"airmass":null,"alt":-41.75,"az":328.4,"t":"2045-06-01T04:40:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-42.23,"az":329.9,"t":"2045-06-01T04:45:00Z","terrain":-0.33},{"above_terrain":false,"airmass":null,"alt":-42.69,"az":331.5,"t":"2045-06-01T04:50:00Z","terrain":-0.26},{"above_terrain":false,"airmass":null,"alt":-43.12,"az":333.1,"t":"2045-06-01T04:55:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-43.53,"az":334.7,"t":"2045-06-01T05:00:00Z","terrain":-0.5},{"above_terrain":false,"airmass":null,"alt":-43.92,"az":336.4,"t":"2045-06-01T05:05:00Z","terrain":-0.79},{"above_terrain":false,"airmass":null,"alt":-44.28,"az":338.1,"t":"2045-06-01T05:10:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-44.62,"az":339.8,"t":"2045-06-01T05:15:00Z","terrain":-0.58},{"above_terrain":false,"airmass":null,"alt":-44.93,"az":341.5,"t":"2045-06-01T05:20:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-45.22,"az":343.2,"t":"2045-06-01T05:25:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-45.47,"az":344.9,"t":"2045-06-01T05:30:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-45.7,"az":346.7,"t":"2045-06-01T05:35:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-45.9,"az":348.5,"t":"2045-06-01T05:40:00Z","terrain":-0.07},{"above_terrain":false,"airmass":null,"alt":-46.08,"az":350.3,"t":"2045-06-01T05:45:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-46.22,"az":352.1,"t":"2045-06-01T05:50:00Z","terrain":0.28},{"above_terrain":false,"airmass":null,"alt":-46.34,"az":353.9,"t":"2045-06-01T05:55:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-46.42,"az":355.7,"t":"2045-06-01T06:00:00Z","terrain":0.71},{"above_terrain":false,"airmass":null,"alt":-46.48,"az":357.5,"t":"2045-06-01T06:05:00Z","terrain":0.69},{"above_terrain":false,"airmass":null,"alt":-46.5,"az":359.3,"t":"2045-06-01T06:10:00Z","terrain":0.58},{"above_terrain":false,"airmass":null,"alt":-46.5,"az":1.1,"t":"2045-06-01T06:15:00Z","terrain":0.34},{"above_terrain":false,"airmass":null,"alt":-46.47,"az":2.9,"t":"2045-06-01T06:20:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-46.4,"az":4.8,"t":"2045-06-01T06:25:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-46.31,"az":6.6,"t":"2045-06-01T06:30:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-46.19,"az":8.4,"t":"2045-06-01T06:35:00Z","terrain":-0.5},{"above_terrain":false,"airmass":null,"alt":-46.04,"az":10.2,"t":"2045-06-01T06:40:00Z","terrain":-0.57},{"above_terrain":false,"airmass":null,"alt":-45.86,"az":11.9,"t":"2045-06-01T06:45:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-45.65,"az":13.7,"t":"2045-06-01T06:50:00Z","terrain":0.05},{"above_terrain":false,"airmass":null,"alt":-45.42,"az":15.5,"t":"2045-06-01T06:55:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-45.15,"az":17.2,"t":"2045-06-01T07:00:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-44.86,"az":18.9,"t":"2045-06-01T07:05:00Z","terrain":0.61},{"above_terrain":false,"airmass":null,"alt":-44.54,"az":20.6,"t":"2045-06-01T07:10:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-44.2,"az":22.3,"t":"2045-06-01T07:15:00Z","terrain":1.05},{"above_terrain":false,"airmass":null,"alt":-43.83,"az":24.0,"t":"2045-06-01T07:20:00Z","terrain":0.92},{"above_terrain":false,"airmass":null,"alt":-43.44,"az":25.6,"t":"2045-06-01T07:25:00Z","terrain":1.3},{"above_terrain":false,"airmass":null,"alt":-43.02,"az":27.3,"t":"2045-06-01T07:30:00Z","terrain":1.26},{"above_terrain":false,"airmass":null,"alt":-42.58,"az":28.9,"t":"2045-06-01T07:35:00Z","terrain":1.03},{"above_terrain":false,"airmass":null,"alt":-42.12,"az":30.4,"t":"2045-06-01T07:40:00Z","terrain":1.22},{"above_terrain":false,"airmass":null,"alt":-41.64,"az":32.0,"t":"2045-06-01T07:45:00Z","terrain":1.33},{"above_terrain":false,"airmass":null,"alt":-41.13,"az":33.5,"t":"2045-06-01T07:50:00Z","terrain":0.7},{"above_terrain":false,"airmass":null,"alt":-40.6,"az":35.0,"t":"2045-06-01T07:55:00Z","terrain":0.05},{"above_terrain":false,"airmass":null,"alt":-40.06,"az":36.5,"t":"2045-06-01T08:00:00Z","terrain":-0.03},{"above_terrain":false,"airmass":null,"alt":-39.49,"az":37.9,"t":"2045-06-01T08:05:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-38.9,"az":39.4,"t":"2045-06-01T08:10:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-38.3,"az":40.8,"t":"2045-06-01T08:15:00Z","terrain":0.0},{"above_terrain":false,"airmass":null,"alt":-37.68,"az":42.2,"t":"2045-06-01T08:20:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-37.05,"az":43.5,"t":"2045-06-01T08:25:00Z","terrain":0.33},{"above_terrain":false,"airmass":null,"alt":-36.39,"az":44.9,"t":"2045-06-01T08:30:00Z","terrain":0.56},{"above_terrain":false,"airmass":null,"alt":-35.73,"az":46.2,"t":"2045-06-01T08:35:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-35.04,"az":47.5,"t":"2045-06-01T08:40:00Z","terrain":0.57},{"above_terrain":false,"airmass":null,"alt":-34.35,"az":48.7,"t":"2045-06-01T08:45:00Z","terrain":0.44},{"above_terrain":false,"airmass":null,"alt":-33.64,"az":50.0,"t":"2045-06-01T08:50:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-32.91,"az":51.2,"t":"2045-06-01T08:55:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-32.18,"az":52.4,"t":"2045-06-01T09:00:00Z","terrain":0.71}],"transit":{"airmass":1.3,"alt":50.1,"az":180.4,"t":"2045-05-31T18:15:00Z"},"usable_hours":2.67,"verdict":"marginal","zenith_passage":false},"warnings":["No cloud data for this night (beyond the 4-day forecast, or not yet in the archive) \u2014 the score is geometry only."]}