{"assessment":{"best_window":{"end":"2039-10-28T18:05Z","end_local":"21:05","hours":1.17,"label":"good","mean_quality":0.62,"start":"2039-10-28T16:55Z","start_local":"19:55"},"cost":{"altitude":6.81,"clouds":0.0,"darkness":1.25,"moon":1.68},"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":71,"cloud":null,"high":null,"iso":"2039-10-28T16:00Z","label":"poor","low":null,"mid":null,"moon_alt":18,"precip":null,"q":0.1,"rh":null,"sky":"nautical twilight","temp":null,"time":"19:00","wind":null},{"alt":67,"cloud":null,"high":null,"iso":"2039-10-28T17:00Z","label":"good","low":null,"mid":null,"moon_alt":28,"precip":null,"q":0.64,"rh":null,"sky":"night","temp":null,"time":"20:00","wind":null},{"alt":58,"cloud":null,"high":null,"iso":"2039-10-28T18:00Z","label":"good","low":null,"mid":null,"moon_alt":35,"precip":null,"q":0.6,"rh":null,"sky":"night","temp":null,"time":"21:00","wind":null},{"alt":47,"cloud":null,"high":null,"iso":"2039-10-28T19:00Z","label":"marginal","low":null,"mid":null,"moon_alt":41,"precip":null,"q":0.54,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":36,"cloud":null,"high":null,"iso":"2039-10-28T20:00Z","label":"marginal","low":null,"mid":null,"moon_alt":43,"precip":null,"q":0.49,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":25,"cloud":null,"high":null,"iso":"2039-10-28T21:00Z","label":"marginal","low":null,"mid":null,"moon_alt":41,"precip":null,"q":0.36,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":14,"cloud":null,"high":null,"iso":"2039-10-28T22:00Z","label":"unusable","low":null,"mid":null,"moon_alt":36,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":4,"cloud":null,"high":null,"iso":"2039-10-28T23:00Z","label":"unusable","low":null,"mid":null,"moon_alt":28,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":-6,"cloud":null,"high":null,"iso":"2039-10-29T00:00Z","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":-14,"cloud":null,"high":null,"iso":"2039-10-29T01:00Z","label":"unusable","low":null,"mid":null,"moon_alt":9,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":-20,"cloud":null,"high":null,"iso":"2039-10-29T02:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-2,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":-24,"cloud":null,"high":null,"iso":"2039-10-29T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-12,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"06:00","wind":null},{"alt":-25,"cloud":null,"high":null,"iso":"2039-10-29T04:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-23,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"07:00","wind":null}],"peak_quality":0.64,"peak_sky":0.64,"quality_hours":2.6,"reasons":["the target being low or below 20\u00b0 cost 6.8 quality-hours","moonlight cost 1.7 quality-hours","daylight and twilight cost 1.2 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":42,"score_weather":null,"sky_hours":2.6,"verdict":"unknown","verdict_astronomy":"marginal","weather_known":false,"windows":[{"end":"2039-10-28T15:50Z","end_local":"18:50","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2039-10-28T15:20Z","start_local":"18:20"},{"end":"2039-10-28T16:25Z","end_local":"19:25","hours":0.58,"label":"poor","mean_quality":0.1,"start":"2039-10-28T15:50Z","start_local":"18:50"},{"end":"2039-10-28T16:55Z","end_local":"19:55","hours":0.5,"label":"marginal","mean_quality":0.33,"start":"2039-10-28T16:25Z","start_local":"19:25"},{"end":"2039-10-28T18:05Z","end_local":"21:05","hours":1.17,"label":"good","mean_quality":0.62,"start":"2039-10-28T16:55Z","start_local":"19:55"},{"end":"2039-10-28T21:15Z","end_local":"00:15","hours":3.17,"label":"marginal","mean_quality":0.5,"start":"2039-10-28T18:05Z","start_local":"21:05"},{"end":"2039-10-28T21:30Z","end_local":"00:30","hours":0.25,"label":"poor","mean_quality":0.27,"start":"2039-10-28T21:15Z","start_local":"00:15"},{"end":"2039-10-29T04:50Z","end_local":"07:50","hours":7.33,"label":"unusable","mean_quality":0.0,"start":"2039-10-28T21:30Z","start_local":"00:30"}]},"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":"2039-10-28T16:54:37Z","dark_hours":10.35,"dark_to":"2039-10-29T03:15:25Z","moon":{"illumination":0.908,"phase":"waxing gibbous","waxing":true},"moon_free_dark_hours":1.42,"moonrise":"2039-10-28T14:15:29Z","moonset":"2039-10-29T01:49:34Z","sunrise":"2039-10-29T04:49:03Z","sunset":"2039-10-28T15:21:13Z","twilight":{"astronomical":{"end":"2039-10-28T16:54:37Z","start":"2039-10-29T03:15:25Z"},"civil":{"end":"2039-10-28T15:49:48Z","start":"2039-10-29T04:20:23Z"},"nautical":{"end":"2039-10-28T16:22:24Z","start":"2039-10-29T03:47:42Z"}},"window_end":"2039-10-29T09:00:00Z","window_start":"2039-10-28T09:00:00Z"},"night_date":"2039-10-28","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.08,"alt":67.4,"t":"2039-10-28T16:55:00Z"},"dec":22.71085365,"dec_of_date":22.823,"dec_str":"+22\u00b0 42' 39.1\"","good_hours":3.67,"limit_rise":"2039-10-28T10:24:59Z","limit_set":"2039-10-28T21:27:05Z","max_az_rate_deg_per_min":0.71,"moon_separation":66.3,"never_rises":false,"ra":300.18213726,"ra_of_date":300.6122,"ra_str":"20h 00m 43.7s","resolved":{"dec":22.71085365,"name":"HD 189733","ra":300.18213726,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=HD%20189733","source":"sesame","spectral_type":"K2V","type":"BY*","type_text":"BY Draconis variable \u2014 a spotted, rotating star","vmag":7.648},"summary":"3.7 dark hours above 30\u00b0 \u2014 a proper target for this night.","terrain":{"available":true,"behind_at":"2039-10-28T23:21:02Z","blocked_dark_hours":0,"clears_at":"2039-10-29T08:32:31Z","rise_az":63.7},"track":[{"above_terrain":true,"airmass":10.22,"alt":5.05,"az":63.7,"t":"2039-10-28T09:00:00Z","terrain":0.81},{"above_terrain":true,"airmass":8.98,"alt":5.89,"az":64.5,"t":"2039-10-28T09:05:00Z","terrain":0.77},{"above_terrain":true,"airmass":7.99,"alt":6.74,"az":65.3,"t":"2039-10-28T09:10:00Z","terrain":0.79},{"above_terrain":true,"airmass":7.19,"alt":7.59,"az":66.1,"t":"2039-10-28T09:15:00Z","terrain":0.84},{"above_terrain":true,"airmass":6.52,"alt":8.45,"az":66.9,"t":"2039-10-28T09:20:00Z","terrain":0.92},{"above_terrain":true,"airmass":5.96,"alt":9.32,"az":67.6,"t":"2039-10-28T09:25:00Z","terrain":0.97},{"above_terrain":true,"airmass":5.49,"alt":10.18,"az":68.4,"t":"2039-10-28T09:30:00Z","terrain":1.02},{"above_terrain":true,"airmass":5.09,"alt":11.06,"az":69.2,"t":"2039-10-28T09:35:00Z","terrain":1.08},{"above_terrain":true,"airmass":4.73,"alt":11.93,"az":70.0,"t":"2039-10-28T09:40:00Z","terrain":1.21},{"above_terrain":true,"airmass":4.43,"alt":12.82,"az":70.7,"t":"2039-10-28T09:45:00Z","terrain":1.25},{"above_terrain":true,"airmass":4.15,"alt":13.7,"az":71.5,"t":"2039-10-28T09:50:00Z","terrain":1.23},{"above_terrain":true,"airmass":3.91,"alt":14.59,"az":72.2,"t":"2039-10-28T09:55:00Z","terrain":1.15},{"above_terrain":true,"airmass":3.7,"alt":15.48,"az":73.0,"t":"2039-10-28T10:00:00Z","terrain":0.99},{"above_terrain":true,"airmass":3.51,"alt":16.38,"az":73.8,"t":"2039-10-28T10:05:00Z","terrain":0.79},{"above_terrain":true,"airmass":3.33,"alt":17.28,"az":74.5,"t":"2039-10-28T10:10:00Z","terrain":0.68},{"above_terrain":true,"airmass":3.18,"alt":18.18,"az":75.3,"t":"2039-10-28T10:15:00Z","terrain":0.65},{"above_terrain":true,"airmass":3.03,"alt":19.09,"az":76.0,"t":"2039-10-28T10:20:00Z","terrain":0.72},{"above_terrain":true,"airmass":2.9,"alt":20.0,"az":76.8,"t":"2039-10-28T10:25:00Z","terrain":0.7},{"above_terrain":true,"airmass":2.78,"alt":20.91,"az":77.5,"t":"2039-10-28T10:30:00Z","terrain":0.66},{"above_terrain":true,"airmass":2.67,"alt":21.83,"az":78.3,"t":"2039-10-28T10:35:00Z","terrain":0.61},{"above_terrain":true,"airmass":2.57,"alt":22.75,"az":79.1,"t":"2039-10-28T10:40:00Z","terrain":0.56},{"above_terrain":true,"airmass":2.48,"alt":23.67,"az":79.8,"t":"2039-10-28T10:45:00Z","terrain":0.48},{"above_terrain":true,"airmass":2.39,"alt":24.59,"az":80.6,"t":"2039-10-28T10:50:00Z","terrain":0.59},{"above_terrain":true,"airmass":2.31,"alt":25.51,"az":81.3,"t":"2039-10-28T10:55:00Z","terrain":0.72},{"above_terrain":true,"airmass":2.24,"alt":26.44,"az":82.1,"t":"2039-10-28T11:00:00Z","terrain":0.76},{"above_terrain":true,"airmass":2.17,"alt":27.37,"az":82.9,"t":"2039-10-28T11:05:00Z","terrain":0.51},{"above_terrain":true,"airmass":2.1,"alt":28.3,"az":83.7,"t":"2039-10-28T11:10:00Z","terrain":0.41},{"above_terrain":true,"airmass":2.04,"alt":29.23,"az":84.4,"t":"2039-10-28T11:15:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.98,"alt":30.16,"az":85.2,"t":"2039-10-28T11:20:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.93,"alt":31.09,"az":86.0,"t":"2039-10-28T11:25:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.88,"alt":32.03,"az":86.8,"t":"2039-10-28T11:30:00Z","terrain":0.09},{"above_terrain":true,"airmass":1.83,"alt":32.96,"az":87.6,"t":"2039-10-28T11:35:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.79,"alt":33.9,"az":88.4,"t":"2039-10-28T11:40:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.75,"alt":34.83,"az":89.3,"t":"2039-10-28T11:45:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.71,"alt":35.77,"az":90.1,"t":"2039-10-28T11:50:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.67,"alt":36.71,"az":90.9,"t":"2039-10-28T11:55:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.63,"alt":37.64,"az":91.8,"t":"2039-10-28T12:00:00Z","terrain":0.06},{"above_terrain":true,"airmass":1.6,"alt":38.58,"az":92.6,"t":"2039-10-28T12:05:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.57,"alt":39.51,"az":93.5,"t":"2039-10-28T12:10:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.54,"alt":40.44,"az":94.4,"t":"2039-10-28T12:15:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.51,"alt":41.38,"az":95.3,"t":"2039-10-28T12:20:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.48,"alt":42.31,"az":96.2,"t":"2039-10-28T12:25:00Z","terrain":0.59},{"above_terrain":true,"airmass":1.46,"alt":43.24,"az":97.2,"t":"2039-10-28T12:30:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.43,"alt":44.17,"az":98.1,"t":"2039-10-28T12:35:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.41,"alt":45.09,"az":99.1,"t":"2039-10-28T12:40:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.39,"alt":46.01,"az":100.1,"t":"2039-10-28T12:45:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.37,"alt":46.93,"az":101.1,"t":"2039-10-28T12:50:00Z","terrain":0.07},{"above_terrain":true,"airmass":1.35,"alt":47.85,"az":102.1,"t":"2039-10-28T12:55:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.33,"alt":48.76,"az":103.2,"t":"2039-10-28T13:00:00Z","terrain":-0.18},{"above_terrain":true,"airmass":1.31,"alt":49.67,"az":104.3,"t":"2039-10-28T13:05:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.29,"alt":50.58,"az":105.4,"t":"2039-10-28T13:10:00Z","terrain":-0.38},{"above_terrain":true,"airmass":1.28,"alt":51.48,"az":106.6,"t":"2039-10-28T13:15:00Z","terrain":-0.62},{"above_terrain":true,"airmass":1.26,"alt":52.37,"az":107.7,"t":"2039-10-28T13:20:00Z","terrain":-0.85},{"above_terrain":true,"airmass":1.25,"alt":53.26,"az":109.0,"t":"2039-10-28T13:25:00Z","terrain":-1.18},{"above_terrain":true,"airmass":1.23,"alt":54.14,"az":110.2,"t":"2039-10-28T13:30:00Z","terrain":-1.19},{"above_terrain":true,"airmass":1.22,"alt":55.02,"az":111.5,"t":"2039-10-28T13:35:00Z","terrain":-1.36},{"above_terrain":true,"airmass":1.21,"alt":55.88,"az":112.9,"t":"2039-10-28T13:40:00Z","terrain":-1.43},{"above_terrain":true,"airmass":1.2,"alt":56.74,"az":114.3,"t":"2039-10-28T13:45:00Z","terrain":-1.59},{"above_terrain":true,"airmass":1.18,"alt":57.59,"az":115.7,"t":"2039-10-28T13:50:00Z","terrain":-1.48},{"above_terrain":true,"airmass":1.17,"alt":58.43,"az":117.2,"t":"2039-10-28T13:55:00Z","terrain":-1.59},{"above_terrain":true,"airmass":1.16,"alt":59.25,"az":118.8,"t":"2039-10-28T14:00:00Z","terrain":-1.47},{"above_terrain":true,"airmass":1.15,"alt":60.07,"az":120.4,"t":"2039-10-28T14:05:00Z","terrain":-1.24},{"above_terrain":true,"airmass":1.14,"alt":60.87,"az":122.1,"t":"2039-10-28T14:10:00Z","terrain":-1.21},{"above_terrain":true,"airmass":1.14,"alt":61.65,"az":123.9,"t":"2039-10-28T14:15:00Z","terrain":-1.47},{"above_terrain":true,"airmass":1.13,"alt":62.42,"az":125.7,"t":"2039-10-28T14:20:00Z","terrain":-1.61},{"above_terrain":true,"airmass":1.12,"alt":63.17,"az":127.6,"t":"2039-10-28T14:25:00Z","terrain":-1.46},{"above_terrain":true,"airmass":1.11,"alt":63.9,"az":129.6,"t":"2039-10-28T14:30:00Z","terrain":-1.39},{"above_terrain":true,"airmass":1.11,"alt":64.61,"az":131.7,"t":"2039-10-28T14:35:00Z","terrain":-1.65},{"above_terrain":true,"airmass":1.1,"alt":65.3,"az":133.9,"t":"2039-10-28T14:40:00Z","terrain":-1.55},{"above_terrain":true,"airmass":1.09,"alt":65.96,"az":136.2,"t":"2039-10-28T14:45:00Z","terrain":-1.2},{"above_terrain":true,"airmass":1.09,"alt":66.6,"az":138.6,"t":"2039-10-28T14:50:00Z","terrain":-1.26},{"above_terrain":true,"airmass":1.08,"alt":67.2,"az":141.1,"t":"2039-10-28T14:55:00Z","terrain":-1.13},{"above_terrain":true,"airmass":1.08,"alt":67.77,"az":143.7,"t":"2039-10-28T15:00:00Z","terrain":-1.34},{"above_terrain":true,"airmass":1.08,"alt":68.31,"az":146.5,"t":"2039-10-28T15:05:00Z","terrain":-1.41},{"above_terrain":true,"airmass":1.07,"alt":68.8,"az":149.3,"t":"2039-10-28T15:10:00Z","terrain":-1.35},{"above_terrain":true,"airmass":1.07,"alt":69.26,"az":152.3,"t":"2039-10-28T15:15:00Z","terrain":-1.16},{"above_terrain":true,"airmass":1.07,"alt":69.67,"az":155.4,"t":"2039-10-28T15:20:00Z","terrain":-1.14},{"above_terrain":true,"airmass":1.06,"alt":70.04,"az":158.6,"t":"2039-10-28T15:25:00Z","terrain":-1.21},{"above_terrain":true,"airmass":1.06,"alt":70.35,"az":161.8,"t":"2039-10-28T15:30:00Z","terrain":-1.34},{"above_terrain":true,"airmass":1.06,"alt":70.62,"az":165.2,"t":"2039-10-28T15:35:00Z","terrain":-1.36},{"above_terrain":true,"airmass":1.06,"alt":70.83,"az":168.6,"t":"2039-10-28T15:40:00Z","terrain":-0.87},{"above_terrain":true,"airmass":1.06,"alt":70.99,"az":172.1,"t":"2039-10-28T15:45:00Z","terrain":-0.57},{"above_terrain":true,"airmass":1.06,"alt":71.09,"az":175.7,"t":"2039-10-28T15:50:00Z","terrain":-0.43},{"above_terrain":true,"airmass":1.06,"alt":71.13,"az":179.3,"t":"2039-10-28T15:55:00Z","terrain":-0.46},{"above_terrain":true,"airmass":1.06,"alt":71.11,"az":182.8,"t":"2039-10-28T16:00:00Z","terrain":-0.62},{"above_terrain":true,"airmass":1.06,"alt":71.04,"az":186.4,"t":"2039-10-28T16:05:00Z","terrain":-0.69},{"above_terrain":true,"airmass":1.06,"alt":70.9,"az":189.9,"t":"2039-10-28T16:10:00Z","terrain":-0.56},{"above_terrain":true,"airmass":1.06,"alt":70.72,"az":193.4,"t":"2039-10-28T16:15:00Z","terrain":-0.46},{"above_terrain":true,"airmass":1.06,"alt":70.47,"az":196.8,"t":"2039-10-28T16:20:00Z","terrain":-0.48},{"above_terrain":true,"airmass":1.06,"alt":70.18,"az":200.1,"t":"2039-10-28T16:25:00Z","terrain":-0.27},{"above_terrain":true,"airmass":1.06,"alt":69.83,"az":203.3,"t":"2039-10-28T16:30:00Z","terrain":-0.62},{"above_terrain":true,"airmass":1.07,"alt":69.44,"az":206.4,"t":"2039-10-28T16:35:00Z","terrain":0.15},{"above_terrain":true,"airmass":1.07,"alt":69.0,"az":209.4,"t":"2039-10-28T16:40:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.07,"alt":68.52,"az":212.3,"t":"2039-10-28T16:45:00Z","terrain":0.44},{"above_terrain":true,"airmass":1.08,"alt":68.0,"az":215.1,"t":"2039-10-28T16:50:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.08,"alt":67.44,"az":217.8,"t":"2039-10-28T16:55:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.09,"alt":66.85,"az":220.4,"t":"2039-10-28T17:00:00Z","terrain":1.18},{"above_terrain":true,"airmass":1.09,"alt":66.23,"az":222.8,"t":"2039-10-28T17:05:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.1,"alt":65.58,"az":225.1,"t":"2039-10-28T17:10:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.1,"alt":64.9,"az":227.4,"t":"2039-10-28T17:15:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.11,"alt":64.2,"az":229.5,"t":"2039-10-28T17:20:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.12,"alt":63.48,"az":231.6,"t":"2039-10-28T17:25:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.12,"alt":62.74,"az":233.5,"t":"2039-10-28T17:30:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.13,"alt":61.98,"az":235.4,"t":"2039-10-28T17:35:00Z","terrain":0.9},{"above_terrain":true,"airmass":1.14,"alt":61.2,"az":237.2,"t":"2039-10-28T17:40:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.15,"alt":60.4,"az":238.9,"t":"2039-10-28T17:45:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.16,"alt":59.59,"az":240.6,"t":"2039-10-28T17:50:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.17,"alt":58.77,"az":242.1,"t":"2039-10-28T17:55:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.18,"alt":57.94,"az":243.7,"t":"2039-10-28T18:00:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.19,"alt":57.1,"az":245.1,"t":"2039-10-28T18:05:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.2,"alt":56.24,"az":246.6,"t":"2039-10-28T18:10:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.21,"alt":55.38,"az":247.9,"t":"2039-10-28T18:15:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.23,"alt":54.51,"az":249.2,"t":"2039-10-28T18:20:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.24,"alt":53.63,"az":250.5,"t":"2039-10-28T18:25:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.26,"alt":52.74,"az":251.8,"t":"2039-10-28T18:30:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.27,"alt":51.85,"az":253.0,"t":"2039-10-28T18:35:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.29,"alt":50.95,"az":254.1,"t":"2039-10-28T18:40:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.3,"alt":50.05,"az":255.3,"t":"2039-10-28T18:45:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.32,"alt":49.14,"az":256.4,"t":"2039-10-28T18:50:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.34,"alt":48.23,"az":257.4,"t":"2039-10-28T18:55:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.36,"alt":47.32,"az":258.5,"t":"2039-10-28T19:00:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.38,"alt":46.4,"az":259.5,"t":"2039-10-28T19:05:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.4,"alt":45.48,"az":260.5,"t":"2039-10-28T19:10:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.42,"alt":44.55,"az":261.5,"t":"2039-10-28T19:15:00Z","terrain":0.91},{"above_terrain":true,"airmass":1.45,"alt":43.62,"az":262.5,"t":"2039-10-28T19:20:00Z","terrain":0.9},{"above_terrain":true,"airmass":1.47,"alt":42.7,"az":263.4,"t":"2039-10-28T19:25:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.5,"alt":41.76,"az":264.3,"t":"2039-10-28T19:30:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.53,"alt":40.83,"az":265.2,"t":"2039-10-28T19:35:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.56,"alt":39.9,"az":266.1,"t":"2039-10-28T19:40:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.59,"alt":38.96,"az":267.0,"t":"2039-10-28T19:45:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.62,"alt":38.03,"az":267.9,"t":"2039-10-28T19:50:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.66,"alt":37.09,"az":268.7,"t":"2039-10-28T19:55:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.69,"alt":36.16,"az":269.6,"t":"2039-10-28T20:00:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.73,"alt":35.22,"az":270.4,"t":"2039-10-28T20:05:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.77,"alt":34.29,"az":271.2,"t":"2039-10-28T20:10:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.81,"alt":33.35,"az":272.0,"t":"2039-10-28T20:15:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.86,"alt":32.42,"az":272.8,"t":"2039-10-28T20:20:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.91,"alt":31.48,"az":273.6,"t":"2039-10-28T20:25:00Z","terrain":0.03},{"above_terrain":true,"airmass":1.96,"alt":30.55,"az":274.4,"t":"2039-10-28T20:30:00Z","terrain":0.02},{"above_terrain":true,"airmass":2.02,"alt":29.62,"az":275.2,"t":"2039-10-28T20:35:00Z","terrain":0.07},{"above_terrain":true,"airmass":2.08,"alt":28.68,"az":276.0,"t":"2039-10-28T20:40:00Z","terrain":-0.01},{"above_terrain":true,"airmass":2.14,"alt":27.75,"az":276.8,"t":"2039-10-28T20:45:00Z","terrain":-0.11},{"above_terrain":true,"airmass":2.21,"alt":26.83,"az":277.6,"t":"2039-10-28T20:50:00Z","terrain":-0.11},{"above_terrain":true,"airmass":2.28,"alt":25.9,"az":278.3,"t":"2039-10-28T20:55:00Z","terrain":-0.06},{"above_terrain":true,"airmass":2.36,"alt":24.97,"az":279.1,"t":"2039-10-28T21:00:00Z","terrain":-0.03},{"above_terrain":true,"airmass":2.44,"alt":24.05,"az":279.9,"t":"2039-10-28T21:05:00Z","terrain":-0.12},{"above_terrain":true,"airmass":2.53,"alt":23.13,"az":280.6,"t":"2039-10-28T21:10:00Z","terrain":-0.03},{"above_terrain":true,"airmass":2.63,"alt":22.21,"az":281.4,"t":"2039-10-28T21:15:00Z","terrain":-0.03},{"above_terrain":true,"airmass":2.74,"alt":21.29,"az":282.1,"t":"2039-10-28T21:20:00Z","terrain":-0.11},{"above_terrain":true,"airmass":2.85,"alt":20.38,"az":282.9,"t":"2039-10-28T21:25:00Z","terrain":-0.02},{"above_terrain":true,"airmass":2.98,"alt":19.47,"az":283.7,"t":"2039-10-28T21:30:00Z","terrain":0.08},{"above_terrain":true,"airmass":3.12,"alt":18.56,"az":284.4,"t":"2039-10-28T21:35:00Z","terrain":0.17},{"above_terrain":true,"airmass":3.27,"alt":17.66,"az":285.2,"t":"2039-10-28T21:40:00Z","terrain":0.23},{"above_terrain":true,"airmass":3.43,"alt":16.75,"az":285.9,"t":"2039-10-28T21:45:00Z","terrain":0.22},{"above_terrain":true,"airmass":3.62,"alt":15.86,"az":286.7,"t":"2039-10-28T21:50:00Z","terrain":0.32},{"above_terrain":true,"airmass":3.82,"alt":14.96,"az":287.4,"t":"2039-10-28T21:55:00Z","terrain":0.28},{"above_terrain":true,"airmass":4.05,"alt":14.07,"az":288.2,"t":"2039-10-28T22:00:00Z","terrain":0.17},{"above_terrain":true,"airmass":4.31,"alt":13.18,"az":289.0,"t":"2039-10-28T22:05:00Z","terrain":0.18},{"above_terrain":true,"airmass":4.6,"alt":12.3,"az":289.7,"t":"2039-10-28T22:10:00Z","terrain":0.26},{"above_terrain":true,"airmass":4.93,"alt":11.42,"az":290.5,"t":"2039-10-28T22:15:00Z","terrain":0.39},{"above_terrain":true,"airmass":5.32,"alt":10.55,"az":291.3,"t":"2039-10-28T22:20:00Z","terrain":0.51},{"above_terrain":true,"airmass":5.76,"alt":9.68,"az":292.0,"t":"2039-10-28T22:25:00Z","terrain":0.54},{"above_terrain":true,"airmass":6.28,"alt":8.81,"az":292.8,"t":"2039-10-28T22:30:00Z","terrain":0.33},{"above_terrain":true,"airmass":6.89,"alt":7.95,"az":293.6,"t":"2039-10-28T22:35:00Z","terrain":0.26},{"above_terrain":true,"airmass":7.64,"alt":7.1,"az":294.4,"t":"2039-10-28T22:40:00Z","terrain":0.24},{"above_terrain":true,"airmass":8.54,"alt":6.25,"az":295.2,"t":"2039-10-28T22:45:00Z","terrain":0.25},{"above_terrain":true,"airmass":9.67,"alt":5.4,"az":295.9,"t":"2039-10-28T22:50:00Z","terrain":0.32},{"above_terrain":true,"airmass":11.1,"alt":4.56,"az":296.7,"t":"2039-10-28T22:55:00Z","terrain":0.28},{"above_terrain":true,"airmass":12.97,"alt":3.73,"az":297.5,"t":"2039-10-28T23:00:00Z","terrain":0.18},{"above_terrain":true,"airmass":15.49,"alt":2.9,"az":298.4,"t":"2039-10-28T23:05:00Z","terrain":0.14},{"above_terrain":true,"airmass":19.0,"alt":2.08,"az":299.2,"t":"2039-10-28T23:10:00Z","terrain":0.2},{"above_terrain":true,"airmass":24.11,"alt":1.27,"az":300.0,"t":"2039-10-28T23:15:00Z","terrain":0.37},{"above_terrain":true,"airmass":31.79,"alt":0.46,"az":300.8,"t":"2039-10-28T23:20:00Z","terrain":0.33},{"above_terrain":false,"airmass":null,"alt":-0.34,"az":301.6,"t":"2039-10-28T23:25:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-1.13,"az":302.5,"t":"2039-10-28T23:30:00Z","terrain":-0.07},{"above_terrain":false,"airmass":null,"alt":-1.92,"az":303.3,"t":"2039-10-28T23:35:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-2.7,"az":304.2,"t":"2039-10-28T23:40:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-3.47,"az":305.1,"t":"2039-10-28T23:45:00Z","terrain":-0.28},{"above_terrain":false,"airmass":null,"alt":-4.23,"az":305.9,"t":"2039-10-28T23:50:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-4.98,"az":306.8,"t":"2039-10-28T23:55:00Z","terrain":0.11},{"above_terrain":false,"airmass":null,"alt":-5.73,"az":307.7,"t":"2039-10-29T00:00:00Z","terrain":0.28},{"above_terrain":false,"airmass":null,"alt":-6.46,"az":308.6,"t":"2039-10-29T00:05:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-7.19,"az":309.5,"t":"2039-10-29T00:10:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-7.91,"az":310.4,"t":"2039-10-29T00:15:00Z","terrain":0.28},{"above_terrain":false,"airmass":null,"alt":-8.62,"az":311.3,"t":"2039-10-29T00:20:00Z","terrain":0.29},{"above_terrain":false,"airmass":null,"alt":-9.31,"az":312.3,"t":"2039-10-29T00:25:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-10.0,"az":313.2,"t":"2039-10-29T00:30:00Z","terrain":0.31},{"above_terrain":false,"airmass":null,"alt":-10.68,"az":314.2,"t":"2039-10-29T00:35:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-11.34,"az":315.1,"t":"2039-10-29T00:40:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-12.0,"az":316.1,"t":"2039-10-29T00:45:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-12.64,"az":317.1,"t":"2039-10-29T00:50:00Z","terrain":0.3},{"above_terrain":false,"airmass":null,"alt":-13.27,"az":318.1,"t":"2039-10-29T00:55:00Z","terrain":0.3},{"above_terrain":false,"airmass":null,"alt":-13.89,"az":319.1,"t":"2039-10-29T01:00:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-14.5,"az":320.1,"t":"2039-10-29T01:05:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-15.09,"az":321.1,"t":"2039-10-29T01:10:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-15.68,"az":322.1,"t":"2039-10-29T01:15:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-16.24,"az":323.2,"t":"2039-10-29T01:20:00Z","terrain":0.03},{"above_terrain":false,"airmass":null,"alt":-16.8,"az":324.2,"t":"2039-10-29T01:25:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-17.34,"az":325.3,"t":"2039-10-29T01:30:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-17.86,"az":326.4,"t":"2039-10-29T01:35:00Z","terrain":-0.3},{"above_terrain":false,"airmass":null,"alt":-18.37,"az":327.5,"t":"2039-10-29T01:40:00Z","terrain":-0.31},{"above_terrain":false,"airmass":null,"alt":-18.87,"az":328.6,"t":"2039-10-29T01:45:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-19.35,"az":329.7,"t":"2039-10-29T01:50:00Z","terrain":-0.28},{"above_terrain":false,"airmass":null,"alt":-19.81,"az":330.8,"t":"2039-10-29T01:55:00Z","terrain":-0.38},{"above_terrain":false,"airmass":null,"alt":-20.26,"az":331.9,"t":"2039-10-29T02:00:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-20.69,"az":333.1,"t":"2039-10-29T02:05:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-21.11,"az":334.2,"t":"2039-10-29T02:10:00Z","terrain":-0.32},{"above_terrain":false,"airmass":null,"alt":-21.51,"az":335.4,"t":"2039-10-29T02:15:00Z","terrain":-0.69},{"above_terrain":false,"airmass":null,"alt":-21.89,"az":336.6,"t":"2039-10-29T02:20:00Z","terrain":-0.77},{"above_terrain":false,"airmass":null,"alt":-22.25,"az":337.8,"t":"2039-10-29T02:25:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-22.6,"az":339.0,"t":"2039-10-29T02:30:00Z","terrain":-0.74},{"above_terrain":false,"airmass":null,"alt":-22.92,"az":340.2,"t":"2039-10-29T02:35:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-23.23,"az":341.4,"t":"2039-10-29T02:40:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-23.52,"az":342.6,"t":"2039-10-29T02:45:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-23.79,"az":343.8,"t":"2039-10-29T02:50:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-24.04,"az":345.1,"t":"2039-10-29T02:55:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-24.27,"az":346.3,"t":"2039-10-29T03:00:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-24.48,"az":347.5,"t":"2039-10-29T03:05:00Z","terrain":-0.27},{"above_terrain":false,"airmass":null,"alt":-24.68,"az":348.8,"t":"2039-10-29T03:10:00Z","terrain":-0.03},{"above_terrain":false,"airmass":null,"alt":-24.85,"az":350.0,"t":"2039-10-29T03:15:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-25.0,"az":351.3,"t":"2039-10-29T03:20:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-25.13,"az":352.6,"t":"2039-10-29T03:25:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-25.24,"az":353.8,"t":"2039-10-29T03:30:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-25.33,"az":355.1,"t":"2039-10-29T03:35:00Z","terrain":0.64},{"above_terrain":false,"airmass":null,"alt":-25.4,"az":356.4,"t":"2039-10-29T03:40:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-25.45,"az":357.7,"t":"2039-10-29T03:45:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-25.48,"az":359.0,"t":"2039-10-29T03:50:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-25.48,"az":0.2,"t":"2039-10-29T03:55:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-25.47,"az":1.5,"t":"2039-10-29T04:00:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-25.43,"az":2.8,"t":"2039-10-29T04:05:00Z","terrain":-0.08},{"above_terrain":false,"airmass":null,"alt":-25.38,"az":4.1,"t":"2039-10-29T04:10:00Z","terrain":-0.29},{"above_terrain":false,"airmass":null,"alt":-25.3,"az":5.3,"t":"2039-10-29T04:15:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-25.2,"az":6.6,"t":"2039-10-29T04:20:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-25.09,"az":7.9,"t":"2039-10-29T04:25:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-24.95,"az":9.2,"t":"2039-10-29T04:30:00Z","terrain":-0.65},{"above_terrain":false,"airmass":null,"alt":-24.79,"az":10.4,"t":"2039-10-29T04:35:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-24.61,"az":11.7,"t":"2039-10-29T04:40:00Z","terrain":-0.25},{"above_terrain":false,"airmass":null,"alt":-24.41,"az":12.9,"t":"2039-10-29T04:45:00Z","terrain":-0.08},{"above_terrain":false,"airmass":null,"alt":-24.19,"az":14.2,"t":"2039-10-29T04:50:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-23.95,"az":15.4,"t":"2039-10-29T04:55:00Z","terrain":0.44},{"above_terrain":false,"airmass":null,"alt":-23.69,"az":16.6,"t":"2039-10-29T05:00:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-23.41,"az":17.9,"t":"2039-10-29T05:05:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-23.12,"az":19.1,"t":"2039-10-29T05:10:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-22.8,"az":20.3,"t":"2039-10-29T05:15:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-22.47,"az":21.5,"t":"2039-10-29T05:20:00Z","terrain":0.83},{"above_terrain":false,"airmass":null,"alt":-22.12,"az":22.7,"t":"2039-10-29T05:25:00Z","terrain":1.1},{"above_terrain":false,"airmass":null,"alt":-21.75,"az":23.9,"t":"2039-10-29T05:30:00Z","terrain":0.96},{"above_terrain":false,"airmass":null,"alt":-21.36,"az":25.0,"t":"2039-10-29T05:35:00Z","terrain":1.22},{"above_terrain":false,"airmass":null,"alt":-20.96,"az":26.2,"t":"2039-10-29T05:40:00Z","terrain":1.33},{"above_terrain":false,"airmass":null,"alt":-20.53,"az":27.3,"t":"2039-10-29T05:45:00Z","terrain":1.25},{"above_terrain":false,"airmass":null,"alt":-20.1,"az":28.5,"t":"2039-10-29T05:50:00Z","terrain":1.1},{"above_terrain":false,"airmass":null,"alt":-19.64,"az":29.6,"t":"2039-10-29T05:55:00Z","terrain":1.09},{"above_terrain":false,"airmass":null,"alt":-19.17,"az":30.7,"t":"2039-10-29T06:00:00Z","terrain":1.27},{"above_terrain":false,"airmass":null,"alt":-18.69,"az":31.8,"t":"2039-10-29T06:05:00Z","terrain":1.33},{"above_terrain":false,"airmass":null,"alt":-18.19,"az":32.9,"t":"2039-10-29T06:10:00Z","terrain":1.02},{"above_terrain":false,"airmass":null,"alt":-17.67,"az":34.0,"t":"2039-10-29T06:15:00Z","terrain":0.43},{"above_terrain":false,"airmass":null,"alt":-17.14,"az":35.1,"t":"2039-10-29T06:20:00Z","terrain":0.05},{"above_terrain":false,"airmass":null,"alt":-16.59,"az":36.2,"t":"2039-10-29T06:25:00Z","terrain":0.01},{"above_terrain":false,"airmass":null,"alt":-16.03,"az":37.2,"t":"2039-10-29T06:30:00Z","terrain":-0.11},{"above_terrain":false,"airmass":null,"alt":-15.46,"az":38.2,"t":"2039-10-29T06:35:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-14.88,"az":39.3,"t":"2039-10-29T06:40:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-14.28,"az":40.3,"t":"2039-10-29T06:45:00Z","terrain":-0.03},{"above_terrain":false,"airmass":null,"alt":-13.66,"az":41.3,"t":"2039-10-29T06:50:00Z","terrain":0.05},{"above_terrain":false,"airmass":null,"alt":-13.04,"az":42.3,"t":"2039-10-29T06:55:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-12.4,"az":43.3,"t":"2039-10-29T07:00:00Z","terrain":0.3},{"above_terrain":false,"airmass":null,"alt":-11.76,"az":44.3,"t":"2039-10-29T07:05:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-11.1,"az":45.2,"t":"2039-10-29T07:10:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-10.43,"az":46.2,"t":"2039-10-29T07:15:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-9.75,"az":47.2,"t":"2039-10-29T07:20:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-9.06,"az":48.1,"t":"2039-10-29T07:25:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-8.35,"az":49.0,"t":"2039-10-29T07:30:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-7.64,"az":49.9,"t":"2039-10-29T07:35:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-6.92,"az":50.8,"t":"2039-10-29T07:40:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-6.19,"az":51.7,"t":"2039-10-29T07:45:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-5.45,"az":52.6,"t":"2039-10-29T07:50:00Z","terrain":0.76},{"above_terrain":false,"airmass":null,"alt":-4.7,"az":53.5,"t":"2039-10-29T07:55:00Z","terrain":0.92},{"above_terrain":false,"airmass":null,"alt":-3.95,"az":54.4,"t":"2039-10-29T08:00:00Z","terrain":1.03},{"above_terrain":false,"airmass":null,"alt":-3.18,"az":55.3,"t":"2039-10-29T08:05:00Z","terrain":1.07},{"above_terrain":false,"airmass":null,"alt":-2.41,"az":56.1,"t":"2039-10-29T08:10:00Z","terrain":1.05},{"above_terrain":false,"airmass":null,"alt":-1.63,"az":57.0,"t":"2039-10-29T08:15:00Z","terrain":1.07},{"above_terrain":false,"airmass":null,"alt":-0.84,"az":57.8,"t":"2039-10-29T08:20:00Z","terrain":1.22},{"above_terrain":false,"airmass":null,"alt":-0.04,"az":58.7,"t":"2039-10-29T08:25:00Z","terrain":1.22},{"above_terrain":false,"airmass":28.56,"alt":0.76,"az":59.5,"t":"2039-10-29T08:30:00Z","terrain":1.19},{"above_terrain":true,"airmass":21.98,"alt":1.57,"az":60.3,"t":"2039-10-29T08:35:00Z","terrain":1.14},{"above_terrain":true,"airmass":17.55,"alt":2.39,"az":61.1,"t":"2039-10-29T08:40:00Z","terrain":1.08},{"above_terrain":true,"airmass":14.46,"alt":3.21,"az":61.9,"t":"2039-10-29T08:45:00Z","terrain":1.01},{"above_terrain":true,"airmass":12.21,"alt":4.04,"az":62.8,"t":"2039-10-29T08:50:00Z","terrain":0.93},{"above_terrain":true,"airmass":10.53,"alt":4.87,"az":63.6,"t":"2039-10-29T08:55:00Z","terrain":0.83},{"above_terrain":true,"airmass":9.22,"alt":5.71,"az":64.3,"t":"2039-10-29T09:00:00Z","terrain":0.77}],"transit":{"airmass":1.06,"alt":71.1,"az":179.3,"t":"2039-10-28T15:55:00Z"},"usable_hours":4.58,"verdict":"good","zenith_passage":false},"warnings":["No cloud data for this night (beyond the 4-day forecast, or not yet in the archive) \u2014 the score is geometry only."]}