{"assessment":{"best_window":{"end":"2038-05-30T22:10Z","end_local":"01:10","hours":2.25,"label":"good","mean_quality":0.82,"start":"2038-05-30T19:55Z","start_local":"22:55"},"cost":{"altitude":3.31,"clouds":0.0,"darkness":1.53,"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 possible, with compromises \u2014 weather unknown","hourly":[{"alt":50,"cloud":null,"high":null,"iso":"2038-05-30T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-34,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"21:00","wind":null},{"alt":49,"cloud":null,"high":null,"iso":"2038-05-30T19:00Z","label":"poor","low":null,"mid":null,"moon_alt":-39,"precip":null,"q":0.14,"rh":null,"sky":"nautical twilight","temp":null,"time":"22:00","wind":null},{"alt":44,"cloud":null,"high":null,"iso":"2038-05-30T20:00Z","label":"good","low":null,"mid":null,"moon_alt":-41,"precip":null,"q":0.89,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":36,"cloud":null,"high":null,"iso":"2038-05-30T21:00Z","label":"good","low":null,"mid":null,"moon_alt":-39,"precip":null,"q":0.84,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":26,"cloud":null,"high":null,"iso":"2038-05-30T22:00Z","label":"good","low":null,"mid":null,"moon_alt":-34,"precip":null,"q":0.65,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":16,"cloud":null,"high":null,"iso":"2038-05-30T23:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-26,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":5,"cloud":null,"high":null,"iso":"2038-05-31T00:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-18,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":-7,"cloud":null,"high":null,"iso":"2038-05-31T01:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-7,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"04:00","wind":null},{"alt":-18,"cloud":null,"high":null,"iso":"2038-05-31T02:00Z","label":"unusable","low":null,"mid":null,"moon_alt":3,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"05:00","wind":null}],"peak_quality":0.9,"peak_sky":0.9,"quality_hours":2.57,"reasons":["the target being low or below 20\u00b0 cost 3.3 quality-hours","daylight and twilight cost 1.5 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":58,"score_weather":null,"sky_hours":2.57,"verdict":"unknown","verdict_astronomy":"marginal","weather_known":false,"windows":[{"end":"2038-05-30T18:25Z","end_local":"21:25","hours":0.67,"label":"unusable","mean_quality":0.0,"start":"2038-05-30T17:45Z","start_local":"20:45"},{"end":"2038-05-30T19:05Z","end_local":"22:05","hours":0.67,"label":"poor","mean_quality":0.14,"start":"2038-05-30T18:25Z","start_local":"21:25"},{"end":"2038-05-30T19:55Z","end_local":"22:55","hours":0.83,"label":"marginal","mean_quality":0.46,"start":"2038-05-30T19:05Z","start_local":"22:05"},{"end":"2038-05-30T22:10Z","end_local":"01:10","hours":2.25,"label":"good","mean_quality":0.82,"start":"2038-05-30T19:55Z","start_local":"22:55"},{"end":"2038-05-30T22:40Z","end_local":"01:40","hours":0.5,"label":"marginal","mean_quality":0.5,"start":"2038-05-30T22:10Z","start_local":"01:10"},{"end":"2038-05-31T02:50Z","end_local":"05:50","hours":4.17,"label":"unusable","mean_quality":0.0,"start":"2038-05-30T22:40Z","start_local":"01:40"}]},"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":"2038-05-30T19:52:32Z","dark_hours":4.87,"dark_to":"2038-05-31T00:44:36Z","moon":{"illumination":0.088,"phase":"waning crescent","waxing":false},"moon_free_dark_hours":4.85,"moonrise":"2038-05-31T01:43:01Z","moonset":"2038-05-30T14:12:19Z","sunrise":"2038-05-31T02:49:33Z","sunset":"2038-05-30T17:47:34Z","twilight":{"astronomical":{"end":"2038-05-30T19:52:32Z","start":"2038-05-31T00:44:36Z"},"civil":{"end":"2038-05-30T18:20:51Z","start":"2038-05-31T02:16:17Z"},"nautical":{"end":"2038-05-30T19:03:06Z","start":"2038-05-31T01:34:02Z"}},"window_end":"2038-05-31T09:00:00Z","window_start":"2038-05-30T09:00:00Z"},"night_date":"2038-05-30","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.42,"alt":44.6,"t":"2038-05-30T19:55:00Z"},"dec":2.05238823,"dec_of_date":1.8404,"dec_str":"+02\u00b0 03' 08.6\"","good_hours":1.75,"limit_rise":"2038-05-30T14:01:08Z","limit_set":"2038-05-30T22:36:09Z","max_az_rate_deg_per_min":0.0,"moon_separation":150.6,"never_rises":false,"ra":187.27791594,"ra_of_date":187.7691,"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, 2.8 h above 20\u00b0 \u2014 usable, at high airmass.","terrain":{"available":true,"behind_at":"2038-05-31T00:22:04Z","blocked_dark_hours":0,"clears_at":"2038-05-30T12:13:04Z","rise_az":87.9},"track":[{"above_terrain":false,"airmass":null,"alt":-33.42,"az":50.3,"t":"2038-05-30T09:00:00Z","terrain":0.43},{"above_terrain":false,"airmass":null,"alt":-32.69,"az":51.5,"t":"2038-05-30T09:05:00Z","terrain":0.58},{"above_terrain":false,"airmass":null,"alt":-31.95,"az":52.7,"t":"2038-05-30T09:10:00Z","terrain":0.77},{"above_terrain":false,"airmass":null,"alt":-31.2,"az":53.9,"t":"2038-05-30T09:15:00Z","terrain":0.98},{"above_terrain":false,"airmass":null,"alt":-30.44,"az":55.0,"t":"2038-05-30T09:20:00Z","terrain":1.08},{"above_terrain":false,"airmass":null,"alt":-29.67,"az":56.2,"t":"2038-05-30T09:25:00Z","terrain":1.05},{"above_terrain":false,"airmass":null,"alt":-28.89,"az":57.3,"t":"2038-05-30T09:30:00Z","terrain":1.12},{"above_terrain":false,"airmass":null,"alt":-28.1,"az":58.4,"t":"2038-05-30T09:35:00Z","terrain":1.23},{"above_terrain":false,"airmass":null,"alt":-27.29,"az":59.5,"t":"2038-05-30T09:40:00Z","terrain":1.19},{"above_terrain":false,"airmass":null,"alt":-26.48,"az":60.5,"t":"2038-05-30T09:45:00Z","terrain":1.13},{"above_terrain":false,"airmass":null,"alt":-25.66,"az":61.6,"t":"2038-05-30T09:50:00Z","terrain":1.04},{"above_terrain":false,"airmass":null,"alt":-24.84,"az":62.6,"t":"2038-05-30T09:55:00Z","terrain":0.95},{"above_terrain":false,"airmass":null,"alt":-24.0,"az":63.7,"t":"2038-05-30T10:00:00Z","terrain":0.82},{"above_terrain":false,"airmass":null,"alt":-23.16,"az":64.7,"t":"2038-05-30T10:05:00Z","terrain":0.77},{"above_terrain":false,"airmass":null,"alt":-22.31,"az":65.7,"t":"2038-05-30T10:10:00Z","terrain":0.81},{"above_terrain":false,"airmass":null,"alt":-21.45,"az":66.7,"t":"2038-05-30T10:15:00Z","terrain":0.9},{"above_terrain":false,"airmass":null,"alt":-20.59,"az":67.6,"t":"2038-05-30T10:20:00Z","terrain":0.97},{"above_terrain":false,"airmass":null,"alt":-19.72,"az":68.6,"t":"2038-05-30T10:25:00Z","terrain":1.03},{"above_terrain":false,"airmass":null,"alt":-18.85,"az":69.5,"t":"2038-05-30T10:30:00Z","terrain":1.14},{"above_terrain":false,"airmass":null,"alt":-17.97,"az":70.5,"t":"2038-05-30T10:35:00Z","terrain":1.24},{"above_terrain":false,"airmass":null,"alt":-17.08,"az":71.4,"t":"2038-05-30T10:40:00Z","terrain":1.24},{"above_terrain":false,"airmass":null,"alt":-16.2,"az":72.3,"t":"2038-05-30T10:45:00Z","terrain":1.13},{"above_terrain":false,"airmass":null,"alt":-15.3,"az":73.2,"t":"2038-05-30T10:50:00Z","terrain":0.93},{"above_terrain":false,"airmass":null,"alt":-14.4,"az":74.1,"t":"2038-05-30T10:55:00Z","terrain":0.72},{"above_terrain":false,"airmass":null,"alt":-13.5,"az":75.0,"t":"2038-05-30T11:00:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-12.59,"az":75.9,"t":"2038-05-30T11:05:00Z","terrain":0.71},{"above_terrain":false,"airmass":null,"alt":-11.68,"az":76.8,"t":"2038-05-30T11:10:00Z","terrain":0.7},{"above_terrain":false,"airmass":null,"alt":-10.77,"az":77.7,"t":"2038-05-30T11:15:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-9.86,"az":78.6,"t":"2038-05-30T11:20:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-8.94,"az":79.4,"t":"2038-05-30T11:25:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-8.02,"az":80.3,"t":"2038-05-30T11:30:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-7.09,"az":81.1,"t":"2038-05-30T11:35:00Z","terrain":0.7},{"above_terrain":false,"airmass":null,"alt":-6.17,"az":82.0,"t":"2038-05-30T11:40:00Z","terrain":0.8},{"above_terrain":false,"airmass":null,"alt":-5.24,"az":82.8,"t":"2038-05-30T11:45:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-4.31,"az":83.7,"t":"2038-05-30T11:50:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-3.38,"az":84.5,"t":"2038-05-30T11:55:00Z","terrain":0.34},{"above_terrain":false,"airmass":null,"alt":-2.45,"az":85.3,"t":"2038-05-30T12:00:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-1.51,"az":86.2,"t":"2038-05-30T12:05:00Z","terrain":0.15},{"above_terrain":false,"airmass":null,"alt":-0.58,"az":87.0,"t":"2038-05-30T12:10:00Z","terrain":0.07},{"above_terrain":true,"airmass":33.06,"alt":0.36,"az":87.9,"t":"2038-05-30T12:15:00Z","terrain":-0.05},{"above_terrain":true,"airmass":23.93,"alt":1.29,"az":88.7,"t":"2038-05-30T12:20:00Z","terrain":-0.16},{"above_terrain":true,"airmass":18.28,"alt":2.23,"az":89.5,"t":"2038-05-30T12:25:00Z","terrain":-0.21},{"above_terrain":true,"airmass":14.6,"alt":3.16,"az":90.4,"t":"2038-05-30T12:30:00Z","terrain":-0.17},{"above_terrain":true,"airmass":12.07,"alt":4.1,"az":91.2,"t":"2038-05-30T12:35:00Z","terrain":-0.05},{"above_terrain":true,"airmass":10.25,"alt":5.04,"az":92.0,"t":"2038-05-30T12:40:00Z","terrain":0.11},{"above_terrain":true,"airmass":8.88,"alt":5.97,"az":92.9,"t":"2038-05-30T12:45:00Z","terrain":0.3},{"above_terrain":true,"airmass":7.82,"alt":6.9,"az":93.7,"t":"2038-05-30T12:50:00Z","terrain":0.39},{"above_terrain":true,"airmass":6.98,"alt":7.84,"az":94.5,"t":"2038-05-30T12:55:00Z","terrain":0.39},{"above_terrain":true,"airmass":6.31,"alt":8.77,"az":95.4,"t":"2038-05-30T13:00:00Z","terrain":0.45},{"above_terrain":true,"airmass":5.75,"alt":9.7,"az":96.2,"t":"2038-05-30T13:05:00Z","terrain":0.59},{"above_terrain":true,"airmass":5.28,"alt":10.63,"az":97.1,"t":"2038-05-30T13:10:00Z","terrain":0.73},{"above_terrain":true,"airmass":4.88,"alt":11.56,"az":97.9,"t":"2038-05-30T13:15:00Z","terrain":0.68},{"above_terrain":true,"airmass":4.54,"alt":12.49,"az":98.8,"t":"2038-05-30T13:20:00Z","terrain":0.52},{"above_terrain":true,"airmass":4.24,"alt":13.41,"az":99.7,"t":"2038-05-30T13:25:00Z","terrain":0.34},{"above_terrain":true,"airmass":3.98,"alt":14.33,"az":100.6,"t":"2038-05-30T13:30:00Z","terrain":0.16},{"above_terrain":true,"airmass":3.75,"alt":15.25,"az":101.4,"t":"2038-05-30T13:35:00Z","terrain":0.03},{"above_terrain":true,"airmass":3.55,"alt":16.17,"az":102.3,"t":"2038-05-30T13:40:00Z","terrain":-0.1},{"above_terrain":true,"airmass":3.37,"alt":17.08,"az":103.2,"t":"2038-05-30T13:45:00Z","terrain":-0.17},{"above_terrain":true,"airmass":3.21,"alt":17.99,"az":104.1,"t":"2038-05-30T13:50:00Z","terrain":-0.02},{"above_terrain":true,"airmass":3.06,"alt":18.89,"az":105.0,"t":"2038-05-30T13:55:00Z","terrain":-0.22},{"above_terrain":true,"airmass":2.93,"alt":19.8,"az":106.0,"t":"2038-05-30T14:00:00Z","terrain":-0.62},{"above_terrain":true,"airmass":2.81,"alt":20.69,"az":106.9,"t":"2038-05-30T14:05:00Z","terrain":-0.61},{"above_terrain":true,"airmass":2.7,"alt":21.59,"az":107.8,"t":"2038-05-30T14:10:00Z","terrain":-0.88},{"above_terrain":true,"airmass":2.6,"alt":22.47,"az":108.8,"t":"2038-05-30T14:15:00Z","terrain":-1.13},{"above_terrain":true,"airmass":2.51,"alt":23.36,"az":109.7,"t":"2038-05-30T14:20:00Z","terrain":-1.16},{"above_terrain":true,"airmass":2.42,"alt":24.24,"az":110.7,"t":"2038-05-30T14:25:00Z","terrain":-1.28},{"above_terrain":true,"airmass":2.35,"alt":25.11,"az":111.7,"t":"2038-05-30T14:30:00Z","terrain":-1.37},{"above_terrain":true,"airmass":2.27,"alt":25.98,"az":112.7,"t":"2038-05-30T14:35:00Z","terrain":-1.42},{"above_terrain":true,"airmass":2.21,"alt":26.84,"az":113.7,"t":"2038-05-30T14:40:00Z","terrain":-1.57},{"above_terrain":true,"airmass":2.14,"alt":27.69,"az":114.8,"t":"2038-05-30T14:45:00Z","terrain":-1.54},{"above_terrain":true,"airmass":2.09,"alt":28.54,"az":115.8,"t":"2038-05-30T14:50:00Z","terrain":-1.48},{"above_terrain":true,"airmass":2.03,"alt":29.37,"az":116.9,"t":"2038-05-30T14:55:00Z","terrain":-1.61},{"above_terrain":true,"airmass":1.98,"alt":30.2,"az":118.0,"t":"2038-05-30T15:00:00Z","terrain":-1.43},{"above_terrain":true,"airmass":1.93,"alt":31.03,"az":119.1,"t":"2038-05-30T15:05:00Z","terrain":-1.47},{"above_terrain":true,"airmass":1.89,"alt":31.84,"az":120.2,"t":"2038-05-30T15:10:00Z","terrain":-1.24},{"above_terrain":true,"airmass":1.85,"alt":32.65,"az":121.3,"t":"2038-05-30T15:15:00Z","terrain":-1.23},{"above_terrain":true,"airmass":1.81,"alt":33.44,"az":122.5,"t":"2038-05-30T15:20:00Z","terrain":-1.28},{"above_terrain":true,"airmass":1.77,"alt":34.22,"az":123.6,"t":"2038-05-30T15:25:00Z","terrain":-1.45},{"above_terrain":true,"airmass":1.74,"alt":35.0,"az":124.8,"t":"2038-05-30T15:30:00Z","terrain":-1.61},{"above_terrain":true,"airmass":1.71,"alt":35.76,"az":126.1,"t":"2038-05-30T15:35:00Z","terrain":-1.6},{"above_terrain":true,"airmass":1.68,"alt":36.51,"az":127.3,"t":"2038-05-30T15:40:00Z","terrain":-1.5},{"above_terrain":true,"airmass":1.65,"alt":37.25,"az":128.6,"t":"2038-05-30T15:45:00Z","terrain":-1.26},{"above_terrain":true,"airmass":1.62,"alt":37.98,"az":129.8,"t":"2038-05-30T15:50:00Z","terrain":-1.49},{"above_terrain":true,"airmass":1.6,"alt":38.69,"az":131.2,"t":"2038-05-30T15:55:00Z","terrain":-1.68},{"above_terrain":true,"airmass":1.57,"alt":39.38,"az":132.5,"t":"2038-05-30T16:00:00Z","terrain":-1.65},{"above_terrain":true,"airmass":1.55,"alt":40.07,"az":133.9,"t":"2038-05-30T16:05:00Z","terrain":-1.56},{"above_terrain":true,"airmass":1.53,"alt":40.73,"az":135.3,"t":"2038-05-30T16:10:00Z","terrain":-1.28},{"above_terrain":true,"airmass":1.51,"alt":41.38,"az":136.7,"t":"2038-05-30T16:15:00Z","terrain":-1.22},{"above_terrain":true,"airmass":1.49,"alt":42.02,"az":138.1,"t":"2038-05-30T16:20:00Z","terrain":-1.16},{"above_terrain":true,"airmass":1.47,"alt":42.63,"az":139.6,"t":"2038-05-30T16:25:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.46,"alt":43.23,"az":141.1,"t":"2038-05-30T16:30:00Z","terrain":-1.12},{"above_terrain":true,"airmass":1.44,"alt":43.81,"az":142.6,"t":"2038-05-30T16:35:00Z","terrain":-1.35},{"above_terrain":true,"airmass":1.43,"alt":44.37,"az":144.2,"t":"2038-05-30T16:40:00Z","terrain":-1.36},{"above_terrain":true,"airmass":1.41,"alt":44.9,"az":145.8,"t":"2038-05-30T16:45:00Z","terrain":-1.51},{"above_terrain":true,"airmass":1.4,"alt":45.42,"az":147.4,"t":"2038-05-30T16:50:00Z","terrain":-1.36},{"above_terrain":true,"airmass":1.39,"alt":45.91,"az":149.1,"t":"2038-05-30T16:55:00Z","terrain":-1.42},{"above_terrain":true,"airmass":1.38,"alt":46.38,"az":150.7,"t":"2038-05-30T17:00:00Z","terrain":-1.21},{"above_terrain":true,"airmass":1.37,"alt":46.83,"az":152.4,"t":"2038-05-30T17:05:00Z","terrain":-1.11},{"above_terrain":true,"airmass":1.36,"alt":47.25,"az":154.2,"t":"2038-05-30T17:10:00Z","terrain":-1.05},{"above_terrain":true,"airmass":1.35,"alt":47.64,"az":155.9,"t":"2038-05-30T17:15:00Z","terrain":-1.24},{"above_terrain":true,"airmass":1.34,"alt":48.01,"az":157.7,"t":"2038-05-30T17:20:00Z","terrain":-1.06},{"above_terrain":true,"airmass":1.34,"alt":48.35,"az":159.5,"t":"2038-05-30T17:25:00Z","terrain":-1.11},{"above_terrain":true,"airmass":1.33,"alt":48.66,"az":161.4,"t":"2038-05-30T17:30:00Z","terrain":-1.23},{"above_terrain":true,"airmass":1.32,"alt":48.95,"az":163.2,"t":"2038-05-30T17:35:00Z","terrain":-1.4},{"above_terrain":true,"airmass":1.32,"alt":49.2,"az":165.1,"t":"2038-05-30T17:40:00Z","terrain":-1.38},{"above_terrain":true,"airmass":1.32,"alt":49.43,"az":167.0,"t":"2038-05-30T17:45:00Z","terrain":-1.17},{"above_terrain":true,"airmass":1.31,"alt":49.63,"az":168.9,"t":"2038-05-30T17:50:00Z","terrain":-0.84},{"above_terrain":true,"airmass":1.31,"alt":49.79,"az":170.8,"t":"2038-05-30T17:55:00Z","terrain":-0.64},{"above_terrain":true,"airmass":1.31,"alt":49.93,"az":172.7,"t":"2038-05-30T18:00:00Z","terrain":-0.54},{"above_terrain":true,"airmass":1.3,"alt":50.03,"az":174.7,"t":"2038-05-30T18:05:00Z","terrain":-0.43},{"above_terrain":true,"airmass":1.3,"alt":50.1,"az":176.6,"t":"2038-05-30T18:10:00Z","terrain":-0.39},{"above_terrain":true,"airmass":1.3,"alt":50.14,"az":178.6,"t":"2038-05-30T18:15:00Z","terrain":-0.41},{"above_terrain":true,"airmass":1.3,"alt":50.15,"az":180.5,"t":"2038-05-30T18:20:00Z","terrain":-0.58},{"above_terrain":true,"airmass":1.3,"alt":50.12,"az":182.5,"t":"2038-05-30T18:25:00Z","terrain":-0.65},{"above_terrain":true,"airmass":1.3,"alt":50.07,"az":184.4,"t":"2038-05-30T18:30:00Z","terrain":-0.6},{"above_terrain":true,"airmass":1.3,"alt":49.98,"az":186.4,"t":"2038-05-30T18:35:00Z","terrain":-0.69},{"above_terrain":true,"airmass":1.31,"alt":49.86,"az":188.3,"t":"2038-05-30T18:40:00Z","terrain":-0.64},{"above_terrain":true,"airmass":1.31,"alt":49.71,"az":190.2,"t":"2038-05-30T18:45:00Z","terrain":-0.54},{"above_terrain":true,"airmass":1.31,"alt":49.52,"az":192.2,"t":"2038-05-30T18:50:00Z","terrain":-0.41},{"above_terrain":true,"airmass":1.32,"alt":49.31,"az":194.1,"t":"2038-05-30T18:55:00Z","terrain":-0.49},{"above_terrain":true,"airmass":1.32,"alt":49.07,"az":195.9,"t":"2038-05-30T19:00:00Z","terrain":-0.63},{"above_terrain":true,"airmass":1.33,"alt":48.8,"az":197.8,"t":"2038-05-30T19:05:00Z","terrain":-0.38},{"above_terrain":true,"airmass":1.33,"alt":48.5,"az":199.6,"t":"2038-05-30T19:10:00Z","terrain":-0.28},{"above_terrain":true,"airmass":1.34,"alt":48.17,"az":201.5,"t":"2038-05-30T19:15:00Z","terrain":-0.51},{"above_terrain":true,"airmass":1.35,"alt":47.81,"az":203.2,"t":"2038-05-30T19:20:00Z","terrain":-0.62},{"above_terrain":true,"airmass":1.36,"alt":47.43,"az":205.0,"t":"2038-05-30T19:25:00Z","terrain":-0.18},{"above_terrain":true,"airmass":1.37,"alt":47.02,"az":206.8,"t":"2038-05-30T19:30:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.38,"alt":46.59,"az":208.5,"t":"2038-05-30T19:35:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.39,"alt":46.13,"az":210.2,"t":"2038-05-30T19:40:00Z","terrain":0.68},{"above_terrain":true,"airmass":1.4,"alt":45.65,"az":211.8,"t":"2038-05-30T19:45:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.41,"alt":45.14,"az":213.5,"t":"2038-05-30T19:50:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.42,"alt":44.62,"az":215.1,"t":"2038-05-30T19:55:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.44,"alt":44.07,"az":216.6,"t":"2038-05-30T20:00:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.45,"alt":43.5,"az":218.2,"t":"2038-05-30T20:05:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.47,"alt":42.91,"az":219.7,"t":"2038-05-30T20:10:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.48,"alt":42.3,"az":221.2,"t":"2038-05-30T20:15:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.5,"alt":41.68,"az":222.7,"t":"2038-05-30T20:20:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.52,"alt":41.04,"az":224.1,"t":"2038-05-30T20:25:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.54,"alt":40.38,"az":225.5,"t":"2038-05-30T20:30:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.56,"alt":39.7,"az":226.9,"t":"2038-05-30T20:35:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.59,"alt":39.01,"az":228.2,"t":"2038-05-30T20:40:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.61,"alt":38.31,"az":229.5,"t":"2038-05-30T20:45:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.64,"alt":37.59,"az":230.8,"t":"2038-05-30T20:50:00Z","terrain":0.92},{"above_terrain":true,"airmass":1.66,"alt":36.85,"az":232.1,"t":"2038-05-30T20:55:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.69,"alt":36.11,"az":233.4,"t":"2038-05-30T21:00:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.72,"alt":35.35,"az":234.6,"t":"2038-05-30T21:05:00Z","terrain":0.91},{"above_terrain":true,"airmass":1.76,"alt":34.58,"az":235.8,"t":"2038-05-30T21:10:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.79,"alt":33.8,"az":237.0,"t":"2038-05-30T21:15:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.83,"alt":33.01,"az":238.2,"t":"2038-05-30T21:20:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.87,"alt":32.21,"az":239.3,"t":"2038-05-30T21:25:00Z","terrain":0.6},{"above_terrain":true,"airmass":1.91,"alt":31.4,"az":240.4,"t":"2038-05-30T21:30:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.96,"alt":30.59,"az":241.5,"t":"2038-05-30T21:35:00Z","terrain":0.9},{"above_terrain":true,"airmass":2.01,"alt":29.76,"az":242.6,"t":"2038-05-30T21:40:00Z","terrain":1.02},{"above_terrain":true,"airmass":2.06,"alt":28.92,"az":243.7,"t":"2038-05-30T21:45:00Z","terrain":0.96},{"above_terrain":true,"airmass":2.12,"alt":28.08,"az":244.8,"t":"2038-05-30T21:50:00Z","terrain":0.98},{"above_terrain":true,"airmass":2.18,"alt":27.23,"az":245.8,"t":"2038-05-30T21:55:00Z","terrain":1.14},{"above_terrain":true,"airmass":2.24,"alt":26.37,"az":246.8,"t":"2038-05-30T22:00:00Z","terrain":1.05},{"above_terrain":true,"airmass":2.31,"alt":25.51,"az":247.8,"t":"2038-05-30T22:05:00Z","terrain":0.66},{"above_terrain":true,"airmass":2.39,"alt":24.64,"az":248.8,"t":"2038-05-30T22:10:00Z","terrain":0.51},{"above_terrain":true,"airmass":2.47,"alt":23.76,"az":249.8,"t":"2038-05-30T22:15:00Z","terrain":0.57},{"above_terrain":true,"airmass":2.56,"alt":22.88,"az":250.8,"t":"2038-05-30T22:20:00Z","terrain":0.56},{"above_terrain":true,"airmass":2.65,"alt":22.0,"az":251.7,"t":"2038-05-30T22:25:00Z","terrain":0.3},{"above_terrain":true,"airmass":2.76,"alt":21.11,"az":252.7,"t":"2038-05-30T22:30:00Z","terrain":0.18},{"above_terrain":true,"airmass":2.87,"alt":20.21,"az":253.6,"t":"2038-05-30T22:35:00Z","terrain":0.17},{"above_terrain":true,"airmass":3.0,"alt":19.31,"az":254.5,"t":"2038-05-30T22:40:00Z","terrain":0.21},{"above_terrain":true,"airmass":3.14,"alt":18.41,"az":255.5,"t":"2038-05-30T22:45:00Z","terrain":0.31},{"above_terrain":true,"airmass":3.29,"alt":17.5,"az":256.4,"t":"2038-05-30T22:50:00Z","terrain":0.4},{"above_terrain":true,"airmass":3.47,"alt":16.59,"az":257.3,"t":"2038-05-30T22:55:00Z","terrain":0.41},{"above_terrain":true,"airmass":3.66,"alt":15.67,"az":258.2,"t":"2038-05-30T23:00:00Z","terrain":0.38},{"above_terrain":true,"airmass":3.87,"alt":14.75,"az":259.0,"t":"2038-05-30T23:05:00Z","terrain":0.48},{"above_terrain":true,"airmass":4.12,"alt":13.83,"az":259.9,"t":"2038-05-30T23:10:00Z","terrain":0.55},{"above_terrain":true,"airmass":4.39,"alt":12.91,"az":260.8,"t":"2038-05-30T23:15:00Z","terrain":0.78},{"above_terrain":true,"airmass":4.71,"alt":11.99,"az":261.7,"t":"2038-05-30T23:20:00Z","terrain":0.93},{"above_terrain":true,"airmass":5.08,"alt":11.06,"az":262.5,"t":"2038-05-30T23:25:00Z","terrain":0.89},{"above_terrain":true,"airmass":5.52,"alt":10.13,"az":263.4,"t":"2038-05-30T23:30:00Z","terrain":0.7},{"above_terrain":true,"airmass":6.03,"alt":9.2,"az":264.2,"t":"2038-05-30T23:35:00Z","terrain":0.49},{"above_terrain":true,"airmass":6.65,"alt":8.27,"az":265.1,"t":"2038-05-30T23:40:00Z","terrain":0.4},{"above_terrain":true,"airmass":7.41,"alt":7.34,"az":265.9,"t":"2038-05-30T23:45:00Z","terrain":0.46},{"above_terrain":true,"airmass":8.36,"alt":6.4,"az":266.8,"t":"2038-05-30T23:50:00Z","terrain":0.55},{"above_terrain":true,"airmass":9.57,"alt":5.47,"az":267.6,"t":"2038-05-30T23:55:00Z","terrain":0.62},{"above_terrain":true,"airmass":11.16,"alt":4.53,"az":268.4,"t":"2038-05-31T00:00:00Z","terrain":0.69},{"above_terrain":true,"airmass":13.33,"alt":3.6,"az":269.3,"t":"2038-05-31T00:05:00Z","terrain":0.79},{"above_terrain":true,"airmass":16.4,"alt":2.66,"az":270.1,"t":"2038-05-31T00:10:00Z","terrain":0.89},{"above_terrain":true,"airmass":21.0,"alt":1.72,"az":270.9,"t":"2038-05-31T00:15:00Z","terrain":0.79},{"above_terrain":true,"airmass":28.28,"alt":0.79,"az":271.8,"t":"2038-05-31T00:20:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-0.15,"az":272.6,"t":"2038-05-31T00:25:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-1.08,"az":273.4,"t":"2038-05-31T00:30:00Z","terrain":0.07},{"above_terrain":false,"airmass":null,"alt":-2.02,"az":274.3,"t":"2038-05-31T00:35:00Z","terrain":0.0},{"above_terrain":false,"airmass":null,"alt":-2.95,"az":275.1,"t":"2038-05-31T00:40:00Z","terrain":0.08},{"above_terrain":false,"airmass":null,"alt":-3.88,"az":275.9,"t":"2038-05-31T00:45:00Z","terrain":-0.0},{"above_terrain":false,"airmass":null,"alt":-4.81,"az":276.8,"t":"2038-05-31T00:50:00Z","terrain":-0.11},{"above_terrain":false,"airmass":null,"alt":-5.74,"az":277.6,"t":"2038-05-31T00:55:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-6.67,"az":278.5,"t":"2038-05-31T01:00:00Z","terrain":-0.05},{"above_terrain":false,"airmass":null,"alt":-7.59,"az":279.3,"t":"2038-05-31T01:05:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-8.51,"az":280.2,"t":"2038-05-31T01:10:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-9.43,"az":281.0,"t":"2038-05-31T01:15:00Z","terrain":0.02},{"above_terrain":false,"airmass":null,"alt":-10.35,"az":281.9,"t":"2038-05-31T01:20:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-11.26,"az":282.8,"t":"2038-05-31T01:25:00Z","terrain":-0.04},{"above_terrain":false,"airmass":null,"alt":-12.18,"az":283.7,"t":"2038-05-31T01:30:00Z","terrain":0.08},{"above_terrain":false,"airmass":null,"alt":-13.08,"az":284.5,"t":"2038-05-31T01:35:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-13.99,"az":285.4,"t":"2038-05-31T01:40:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-14.89,"az":286.3,"t":"2038-05-31T01:45:00Z","terrain":0.27},{"above_terrain":false,"airmass":null,"alt":-15.78,"az":287.2,"t":"2038-05-31T01:50:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-16.67,"az":288.2,"t":"2038-05-31T01:55:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-17.56,"az":289.1,"t":"2038-05-31T02:00:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-18.44,"az":290.0,"t":"2038-05-31T02:05:00Z","terrain":0.29},{"above_terrain":false,"airmass":null,"alt":-19.32,"az":291.0,"t":"2038-05-31T02:10:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-20.19,"az":291.9,"t":"2038-05-31T02:15:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-21.06,"az":292.9,"t":"2038-05-31T02:20:00Z","terrain":0.31},{"above_terrain":false,"airmass":null,"alt":-21.92,"az":293.9,"t":"2038-05-31T02:25:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-22.77,"az":294.9,"t":"2038-05-31T02:30:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-23.61,"az":295.9,"t":"2038-05-31T02:35:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-24.45,"az":296.9,"t":"2038-05-31T02:40:00Z","terrain":0.27},{"above_terrain":false,"airmass":null,"alt":-25.28,"az":297.9,"t":"2038-05-31T02:45:00Z","terrain":0.13},{"above_terrain":false,"airmass":null,"alt":-26.11,"az":299.0,"t":"2038-05-31T02:50:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-26.92,"az":300.0,"t":"2038-05-31T02:55:00Z","terrain":0.37},{"above_terrain":false,"airmass":null,"alt":-27.73,"az":301.1,"t":"2038-05-31T03:00:00Z","terrain":0.29},{"above_terrain":false,"airmass":null,"alt":-28.52,"az":302.2,"t":"2038-05-31T03:05:00Z","terrain":0.01},{"above_terrain":false,"airmass":null,"alt":-29.31,"az":303.3,"t":"2038-05-31T03:10:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-30.09,"az":304.5,"t":"2038-05-31T03:15:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-30.85,"az":305.6,"t":"2038-05-31T03:20:00Z","terrain":-0.22},{"above_terrain":false,"airmass":null,"alt":-31.61,"az":306.8,"t":"2038-05-31T03:25:00Z","terrain":0.1},{"above_terrain":false,"airmass":null,"alt":-32.35,"az":308.0,"t":"2038-05-31T03:30:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-33.08,"az":309.2,"t":"2038-05-31T03:35:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-33.8,"az":310.4,"t":"2038-05-31T03:40:00Z","terrain":0.28},{"above_terrain":false,"airmass":null,"alt":-34.51,"az":311.7,"t":"2038-05-31T03:45:00Z","terrain":0.22},{"above_terrain":false,"airmass":null,"alt":-35.2,"az":312.9,"t":"2038-05-31T03:50:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-35.88,"az":314.2,"t":"2038-05-31T03:55:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-36.54,"az":315.5,"t":"2038-05-31T04:00:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-37.19,"az":316.9,"t":"2038-05-31T04:05:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-37.82,"az":318.2,"t":"2038-05-31T04:10:00Z","terrain":0.22},{"above_terrain":false,"airmass":null,"alt":-38.44,"az":319.6,"t":"2038-05-31T04:15:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-39.04,"az":321.0,"t":"2038-05-31T04:20:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-39.61,"az":322.5,"t":"2038-05-31T04:25:00Z","terrain":0.15},{"above_terrain":false,"airmass":null,"alt":-40.18,"az":323.9,"t":"2038-05-31T04:30:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-40.72,"az":325.4,"t":"2038-05-31T04:35:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-41.24,"az":326.9,"t":"2038-05-31T04:40:00Z","terrain":-0.38},{"above_terrain":false,"airmass":null,"alt":-41.74,"az":328.5,"t":"2038-05-31T04:45:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-42.22,"az":330.0,"t":"2038-05-31T04:50:00Z","terrain":-0.35},{"above_terrain":false,"airmass":null,"alt":-42.67,"az":331.6,"t":"2038-05-31T04:55:00Z","terrain":-0.24},{"above_terrain":false,"airmass":null,"alt":-43.11,"az":333.2,"t":"2038-05-31T05:00:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-43.52,"az":334.8,"t":"2038-05-31T05:05:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-43.9,"az":336.5,"t":"2038-05-31T05:10:00Z","terrain":-0.78},{"above_terrain":false,"airmass":null,"alt":-44.26,"az":338.2,"t":"2038-05-31T05:15:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-44.6,"az":339.8,"t":"2038-05-31T05:20:00Z","terrain":-0.56},{"above_terrain":false,"airmass":null,"alt":-44.91,"az":341.6,"t":"2038-05-31T05:25:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-45.19,"az":343.3,"t":"2038-05-31T05:30:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-45.45,"az":345.0,"t":"2038-05-31T05:35:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-45.67,"az":346.8,"t":"2038-05-31T05:40:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-45.87,"az":348.6,"t":"2038-05-31T05:45:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-46.05,"az":350.3,"t":"2038-05-31T05:50:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-46.19,"az":352.1,"t":"2038-05-31T05:55:00Z","terrain":0.3},{"above_terrain":false,"airmass":null,"alt":-46.3,"az":353.9,"t":"2038-05-31T06:00:00Z","terrain":0.61},{"above_terrain":false,"airmass":null,"alt":-46.39,"az":355.8,"t":"2038-05-31T06:05:00Z","terrain":0.72},{"above_terrain":false,"airmass":null,"alt":-46.44,"az":357.6,"t":"2038-05-31T06:10:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-46.46,"az":359.4,"t":"2038-05-31T06:15:00Z","terrain":0.57},{"above_terrain":false,"airmass":null,"alt":-46.46,"az":1.2,"t":"2038-05-31T06:20:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-46.43,"az":3.0,"t":"2038-05-31T06:25:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-46.36,"az":4.8,"t":"2038-05-31T06:30:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-46.27,"az":6.6,"t":"2038-05-31T06:35:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-46.14,"az":8.4,"t":"2038-05-31T06:40:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-45.99,"az":10.2,"t":"2038-05-31T06:45:00Z","terrain":-0.55},{"above_terrain":false,"airmass":null,"alt":-45.81,"az":12.0,"t":"2038-05-31T06:50:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-45.6,"az":13.8,"t":"2038-05-31T06:55:00Z","terrain":0.06},{"above_terrain":false,"airmass":null,"alt":-45.37,"az":15.5,"t":"2038-05-31T07:00:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-45.1,"az":17.3,"t":"2038-05-31T07:05:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-44.81,"az":19.0,"t":"2038-05-31T07:10:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-44.49,"az":20.7,"t":"2038-05-31T07:15:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-44.15,"az":22.4,"t":"2038-05-31T07:20:00Z","terrain":1.06},{"above_terrain":false,"airmass":null,"alt":-43.78,"az":24.1,"t":"2038-05-31T07:25:00Z","terrain":0.94},{"above_terrain":false,"airmass":null,"alt":-43.39,"az":25.7,"t":"2038-05-31T07:30:00Z","terrain":1.3},{"above_terrain":false,"airmass":null,"alt":-42.97,"az":27.3,"t":"2038-05-31T07:35:00Z","terrain":1.25},{"above_terrain":false,"airmass":null,"alt":-42.53,"az":28.9,"t":"2038-05-31T07:40:00Z","terrain":1.02},{"above_terrain":false,"airmass":null,"alt":-42.06,"az":30.5,"t":"2038-05-31T07:45:00Z","terrain":1.23},{"above_terrain":false,"airmass":null,"alt":-41.58,"az":32.0,"t":"2038-05-31T07:50:00Z","terrain":1.32},{"above_terrain":false,"airmass":null,"alt":-41.07,"az":33.6,"t":"2038-05-31T07:55:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-40.54,"az":35.1,"t":"2038-05-31T08:00:00Z","terrain":0.05},{"above_terrain":false,"airmass":null,"alt":-40.0,"az":36.5,"t":"2038-05-31T08:05:00Z","terrain":-0.03},{"above_terrain":false,"airmass":null,"alt":-39.43,"az":38.0,"t":"2038-05-31T08:10:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-38.84,"az":39.4,"t":"2038-05-31T08:15:00Z","terrain":-0.11},{"above_terrain":false,"airmass":null,"alt":-38.24,"az":40.8,"t":"2038-05-31T08:20:00Z","terrain":0.01},{"above_terrain":false,"airmass":null,"alt":-37.62,"az":42.2,"t":"2038-05-31T08:25:00Z","terrain":0.15},{"above_terrain":false,"airmass":null,"alt":-36.98,"az":43.6,"t":"2038-05-31T08:30:00Z","terrain":0.34},{"above_terrain":false,"airmass":null,"alt":-36.33,"az":44.9,"t":"2038-05-31T08:35:00Z","terrain":0.56},{"above_terrain":false,"airmass":null,"alt":-35.66,"az":46.2,"t":"2038-05-31T08:40:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-34.98,"az":47.5,"t":"2038-05-31T08:45:00Z","terrain":0.57},{"above_terrain":false,"airmass":null,"alt":-34.28,"az":48.8,"t":"2038-05-31T08:50:00Z","terrain":0.44},{"above_terrain":false,"airmass":null,"alt":-33.57,"az":50.0,"t":"2038-05-31T08:55:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-32.85,"az":51.2,"t":"2038-05-31T09:00:00Z","terrain":0.55}],"transit":{"airmass":1.3,"alt":50.1,"az":180.5,"t":"2038-05-30T18:20:00Z"},"usable_hours":2.75,"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."]}