{"assessment":{"best_window":{"end":"2031-02-04T17:40Z","end_local":"19:40","hours":0.42,"label":"good","mean_quality":0.61,"start":"2031-02-04T17:15Z","start_local":"19:15"},"cost":{"altitude":7.95,"clouds":0.0,"darkness":1.33,"moon":1.39},"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":74,"cloud":null,"high":null,"iso":"2031-02-04T16:00Z","label":"unusable","low":null,"mid":null,"moon_alt":30,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"18:00","wind":null},{"alt":63,"cloud":null,"high":null,"iso":"2031-02-04T17:00Z","label":"marginal","low":null,"mid":null,"moon_alt":41,"precip":null,"q":0.32,"rh":null,"sky":"astronomical twilight","temp":null,"time":"19:00","wind":null},{"alt":52,"cloud":null,"high":null,"iso":"2031-02-04T18:00Z","label":"marginal","low":null,"mid":null,"moon_alt":52,"precip":null,"q":0.57,"rh":null,"sky":"night","temp":null,"time":"20:00","wind":null},{"alt":41,"cloud":null,"high":null,"iso":"2031-02-04T19:00Z","label":"marginal","low":null,"mid":null,"moon_alt":61,"precip":null,"q":0.51,"rh":null,"sky":"night","temp":null,"time":"21:00","wind":null},{"alt":30,"cloud":null,"high":null,"iso":"2031-02-04T20:00Z","label":"marginal","low":null,"mid":null,"moon_alt":66,"precip":null,"q":0.46,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":19,"cloud":null,"high":null,"iso":"2031-02-04T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":66,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":10,"cloud":null,"high":null,"iso":"2031-02-04T22:00Z","label":"unusable","low":null,"mid":null,"moon_alt":60,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":1,"cloud":null,"high":null,"iso":"2031-02-04T23:00Z","label":"unusable","low":null,"mid":null,"moon_alt":51,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":-7,"cloud":null,"high":null,"iso":"2031-02-05T00:00Z","label":"unusable","low":null,"mid":null,"moon_alt":41,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":-13,"cloud":null,"high":null,"iso":"2031-02-05T01:00Z","label":"unusable","low":null,"mid":null,"moon_alt":30,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":-16,"cloud":null,"high":null,"iso":"2031-02-05T02:00Z","label":"unusable","low":null,"mid":null,"moon_alt":19,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":-17,"cloud":null,"high":null,"iso":"2031-02-05T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":8,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":-16,"cloud":null,"high":null,"iso":"2031-02-05T04:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-2,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"06:00","wind":null},{"alt":-12,"cloud":null,"high":null,"iso":"2031-02-05T05:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-11,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"07:00","wind":null}],"peak_quality":0.62,"peak_sky":0.62,"quality_hours":2.04,"reasons":["the target being low or below 20\u00b0 cost 8.0 quality-hours","moonlight cost 1.4 quality-hours","daylight and twilight cost 1.3 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":32,"score_weather":null,"sky_hours":2.04,"verdict":"unknown","verdict_astronomy":"poor","weather_known":false,"windows":[{"end":"2031-02-04T16:10Z","end_local":"18:10","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2031-02-04T15:35Z","start_local":"17:35"},{"end":"2031-02-04T16:45Z","end_local":"18:45","hours":0.58,"label":"poor","mean_quality":0.1,"start":"2031-02-04T16:10Z","start_local":"18:10"},{"end":"2031-02-04T17:15Z","end_local":"19:15","hours":0.5,"label":"marginal","mean_quality":0.32,"start":"2031-02-04T16:45Z","start_local":"18:45"},{"end":"2031-02-04T17:40Z","end_local":"19:40","hours":0.42,"label":"good","mean_quality":0.61,"start":"2031-02-04T17:15Z","start_local":"19:15"},{"end":"2031-02-04T20:40Z","end_local":"22:40","hours":3.0,"label":"marginal","mean_quality":0.49,"start":"2031-02-04T17:40Z","start_local":"19:40"},{"end":"2031-02-04T21:00Z","end_local":"23:00","hours":0.33,"label":"poor","mean_quality":0.27,"start":"2031-02-04T20:40Z","start_local":"22:40"},{"end":"2031-02-05T05:30Z","end_local":"07:30","hours":8.5,"label":"unusable","mean_quality":0.0,"start":"2031-02-04T21:00Z","start_local":"23:00"}]},"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":"2031-02-04T17:14:49Z","dark_hours":10.66,"dark_to":"2031-02-05T03:54:37Z","moon":{"illumination":0.937,"phase":"waxing gibbous","waxing":true},"moon_free_dark_hours":0.12,"moonrise":"2031-02-04T13:06:35Z","moonset":"2031-02-05T03:46:01Z","sunrise":"2031-02-05T05:29:17Z","sunset":"2031-02-04T15:39:56Z","twilight":{"astronomical":{"end":"2031-02-04T17:14:49Z","start":"2031-02-05T03:54:37Z"},"civil":{"end":"2031-02-04T16:09:11Z","start":"2031-02-05T05:00:07Z"},"nautical":{"end":"2031-02-04T16:42:18Z","start":"2031-02-05T04:27:05Z"}},"window_end":"2031-02-05T10:00:00Z","window_start":"2031-02-04T10:00:00Z"},"night_date":"2031-02-04","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.15,"alt":60.5,"t":"2031-02-04T17:15:00Z"},"dec":30.66017511,"dec_of_date":30.8187,"dec_str":"+30\u00b0 39' 36.6\"","good_hours":2.75,"limit_rise":"2031-02-05T08:55:49Z","limit_set":"2031-02-04T20:56:54Z","max_az_rate_deg_per_min":1.14,"moon_separation":75.8,"never_rises":false,"ra":23.46206906,"ra_of_date":23.9018,"ra_str":"01h 33m 50.9s","resolved":{"common_name":"Triangulum Pinwheel","dec":30.66017511,"morphology":"SA(s)cd","name":"M 33","ra":23.46206906,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=M33","source":"sesame","type":"GiG","type_text":"galaxy in a group","vmag":5.72},"summary":"Only 2.8 h above 30\u00b0, 3.8 h above 20\u00b0 \u2014 usable, at high airmass.","terrain":{"available":true,"behind_at":"2031-02-04T23:03:21Z","blocked_dark_hours":0,"clears_at":"2031-02-05T06:51:33Z","rise_az":74.3},"track":[{"above_terrain":true,"airmass":1.96,"alt":30.6,"az":74.3,"t":"2031-02-04T10:00:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.91,"alt":31.5,"az":75.0,"t":"2031-02-04T10:05:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.86,"alt":32.41,"az":75.7,"t":"2031-02-04T10:10:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.82,"alt":33.32,"az":76.4,"t":"2031-02-04T10:15:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.77,"alt":34.23,"az":77.1,"t":"2031-02-04T10:20:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.73,"alt":35.14,"az":77.8,"t":"2031-02-04T10:25:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.7,"alt":36.06,"az":78.5,"t":"2031-02-04T10:30:00Z","terrain":0.6},{"above_terrain":true,"airmass":1.66,"alt":36.97,"az":79.2,"t":"2031-02-04T10:35:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.63,"alt":37.89,"az":79.9,"t":"2031-02-04T10:40:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.59,"alt":38.82,"az":80.6,"t":"2031-02-04T10:45:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.56,"alt":39.74,"az":81.3,"t":"2031-02-04T10:50:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.53,"alt":40.67,"az":82.0,"t":"2031-02-04T10:55:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.5,"alt":41.6,"az":82.7,"t":"2031-02-04T11:00:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.48,"alt":42.52,"az":83.5,"t":"2031-02-04T11:05:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.45,"alt":43.45,"az":84.2,"t":"2031-02-04T11:10:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.43,"alt":44.39,"az":84.9,"t":"2031-02-04T11:15:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.4,"alt":45.32,"az":85.7,"t":"2031-02-04T11:20:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.38,"alt":46.25,"az":86.5,"t":"2031-02-04T11:25:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.36,"alt":47.19,"az":87.2,"t":"2031-02-04T11:30:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.34,"alt":48.12,"az":88.0,"t":"2031-02-04T11:35:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.32,"alt":49.06,"az":88.8,"t":"2031-02-04T11:40:00Z","terrain":-0.18},{"above_terrain":true,"airmass":1.3,"alt":49.99,"az":89.7,"t":"2031-02-04T11:45:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.29,"alt":50.93,"az":90.5,"t":"2031-02-04T11:50:00Z","terrain":-0.16},{"above_terrain":true,"airmass":1.27,"alt":51.87,"az":91.3,"t":"2031-02-04T11:55:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.25,"alt":52.8,"az":92.2,"t":"2031-02-04T12:00:00Z","terrain":0.15},{"above_terrain":true,"airmass":1.24,"alt":53.74,"az":93.1,"t":"2031-02-04T12:05:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.22,"alt":54.67,"az":94.0,"t":"2031-02-04T12:10:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.21,"alt":55.6,"az":95.0,"t":"2031-02-04T12:15:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.2,"alt":56.54,"az":95.9,"t":"2031-02-04T12:20:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.19,"alt":57.47,"az":96.9,"t":"2031-02-04T12:25:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.17,"alt":58.39,"az":98.0,"t":"2031-02-04T12:30:00Z","terrain":0.68},{"above_terrain":true,"airmass":1.16,"alt":59.32,"az":99.0,"t":"2031-02-04T12:35:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.15,"alt":60.24,"az":100.1,"t":"2031-02-04T12:40:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.14,"alt":61.16,"az":101.3,"t":"2031-02-04T12:45:00Z","terrain":0.05},{"above_terrain":true,"airmass":1.13,"alt":62.08,"az":102.4,"t":"2031-02-04T12:50:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.12,"alt":62.99,"az":103.7,"t":"2031-02-04T12:55:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.11,"alt":63.9,"az":105.0,"t":"2031-02-04T13:00:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.1,"alt":64.8,"az":106.3,"t":"2031-02-04T13:05:00Z","terrain":-0.63},{"above_terrain":true,"airmass":1.1,"alt":65.69,"az":107.8,"t":"2031-02-04T13:10:00Z","terrain":-0.86},{"above_terrain":true,"airmass":1.09,"alt":66.58,"az":109.3,"t":"2031-02-04T13:15:00Z","terrain":-1.18},{"above_terrain":true,"airmass":1.08,"alt":67.46,"az":110.9,"t":"2031-02-04T13:20:00Z","terrain":-1.31},{"above_terrain":true,"airmass":1.08,"alt":68.33,"az":112.6,"t":"2031-02-04T13:25:00Z","terrain":-1.41},{"above_terrain":true,"airmass":1.07,"alt":69.19,"az":114.4,"t":"2031-02-04T13:30:00Z","terrain":-1.58},{"above_terrain":true,"airmass":1.06,"alt":70.03,"az":116.3,"t":"2031-02-04T13:35:00Z","terrain":-1.51},{"above_terrain":true,"airmass":1.06,"alt":70.86,"az":118.3,"t":"2031-02-04T13:40:00Z","terrain":-1.44},{"above_terrain":true,"airmass":1.05,"alt":71.68,"az":120.5,"t":"2031-02-04T13:45:00Z","terrain":-1.24},{"above_terrain":true,"airmass":1.05,"alt":72.48,"az":122.8,"t":"2031-02-04T13:50:00Z","terrain":-1.36},{"above_terrain":true,"airmass":1.04,"alt":73.25,"az":125.4,"t":"2031-02-04T13:55:00Z","terrain":-1.62},{"above_terrain":true,"airmass":1.04,"alt":74.0,"az":128.1,"t":"2031-02-04T14:00:00Z","terrain":-1.38},{"above_terrain":true,"airmass":1.04,"alt":74.72,"az":131.1,"t":"2031-02-04T14:05:00Z","terrain":-1.69},{"above_terrain":true,"airmass":1.03,"alt":75.41,"az":134.3,"t":"2031-02-04T14:10:00Z","terrain":-1.47},{"above_terrain":true,"airmass":1.03,"alt":76.06,"az":137.8,"t":"2031-02-04T14:15:00Z","terrain":-1.16},{"above_terrain":true,"airmass":1.03,"alt":76.67,"az":141.6,"t":"2031-02-04T14:20:00Z","terrain":-1.22},{"above_terrain":true,"airmass":1.03,"alt":77.22,"az":145.6,"t":"2031-02-04T14:25:00Z","terrain":-1.5},{"above_terrain":true,"airmass":1.02,"alt":77.72,"az":150.0,"t":"2031-02-04T14:30:00Z","terrain":-1.18},{"above_terrain":true,"airmass":1.02,"alt":78.15,"az":154.8,"t":"2031-02-04T14:35:00Z","terrain":-1.07},{"above_terrain":true,"airmass":1.02,"alt":78.52,"az":159.8,"t":"2031-02-04T14:40:00Z","terrain":-1.0},{"above_terrain":true,"airmass":1.02,"alt":78.8,"az":165.1,"t":"2031-02-04T14:45:00Z","terrain":-1.38},{"above_terrain":true,"airmass":1.02,"alt":79.0,"az":170.6,"t":"2031-02-04T14:50:00Z","terrain":-0.62},{"above_terrain":true,"airmass":1.02,"alt":79.11,"az":176.2,"t":"2031-02-04T14:55:00Z","terrain":-0.4},{"above_terrain":true,"airmass":1.02,"alt":79.12,"az":181.9,"t":"2031-02-04T15:00:00Z","terrain":-0.67},{"above_terrain":true,"airmass":1.02,"alt":79.04,"az":187.6,"t":"2031-02-04T15:05:00Z","terrain":-0.64},{"above_terrain":true,"airmass":1.02,"alt":78.87,"az":193.1,"t":"2031-02-04T15:10:00Z","terrain":-0.46},{"above_terrain":true,"airmass":1.02,"alt":78.62,"az":198.5,"t":"2031-02-04T15:15:00Z","terrain":-0.35},{"above_terrain":true,"airmass":1.02,"alt":78.28,"az":203.6,"t":"2031-02-04T15:20:00Z","terrain":-0.59},{"above_terrain":true,"airmass":1.02,"alt":77.87,"az":208.4,"t":"2031-02-04T15:25:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.02,"alt":77.39,"az":212.9,"t":"2031-02-04T15:30:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.03,"alt":76.86,"az":217.1,"t":"2031-02-04T15:35:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.03,"alt":76.27,"az":221.0,"t":"2031-02-04T15:40:00Z","terrain":1.13},{"above_terrain":true,"airmass":1.03,"alt":75.63,"az":224.6,"t":"2031-02-04T15:45:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.04,"alt":74.96,"az":227.9,"t":"2031-02-04T15:50:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.04,"alt":74.25,"az":230.9,"t":"2031-02-04T15:55:00Z","terrain":0.9},{"above_terrain":true,"airmass":1.04,"alt":73.5,"az":233.7,"t":"2031-02-04T16:00:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.05,"alt":72.74,"az":236.3,"t":"2031-02-04T16:05:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.05,"alt":71.95,"az":238.7,"t":"2031-02-04T16:10:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.06,"alt":71.14,"az":241.0,"t":"2031-02-04T16:15:00Z","terrain":0.74},{"above_terrain":true,"airmass":1.06,"alt":70.31,"az":243.1,"t":"2031-02-04T16:20:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.07,"alt":69.47,"az":245.0,"t":"2031-02-04T16:25:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.07,"alt":68.62,"az":246.9,"t":"2031-02-04T16:30:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.08,"alt":67.75,"az":248.6,"t":"2031-02-04T16:35:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.09,"alt":66.87,"az":250.2,"t":"2031-02-04T16:40:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.09,"alt":65.99,"az":251.7,"t":"2031-02-04T16:45:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.1,"alt":65.1,"az":253.2,"t":"2031-02-04T16:50:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.11,"alt":64.2,"az":254.6,"t":"2031-02-04T16:55:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.12,"alt":63.29,"az":255.9,"t":"2031-02-04T17:00:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.13,"alt":62.38,"az":257.1,"t":"2031-02-04T17:05:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.14,"alt":61.47,"az":258.3,"t":"2031-02-04T17:10:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.15,"alt":60.55,"az":259.5,"t":"2031-02-04T17:15:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.16,"alt":59.63,"az":260.6,"t":"2031-02-04T17:20:00Z","terrain":0.73},{"above_terrain":true,"airmass":1.17,"alt":58.7,"az":261.7,"t":"2031-02-04T17:25:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.18,"alt":57.77,"az":262.7,"t":"2031-02-04T17:30:00Z","terrain":0.86},{"above_terrain":true,"airmass":1.19,"alt":56.85,"az":263.7,"t":"2031-02-04T17:35:00Z","terrain":0.6},{"above_terrain":true,"airmass":1.21,"alt":55.91,"az":264.7,"t":"2031-02-04T17:40:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.22,"alt":54.98,"az":265.7,"t":"2031-02-04T17:45:00Z","terrain":0.44},{"above_terrain":true,"airmass":1.23,"alt":54.05,"az":266.6,"t":"2031-02-04T17:50:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.25,"alt":53.11,"az":267.5,"t":"2031-02-04T17:55:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.26,"alt":52.18,"az":268.4,"t":"2031-02-04T18:00:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.28,"alt":51.24,"az":269.2,"t":"2031-02-04T18:05:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.3,"alt":50.31,"az":270.1,"t":"2031-02-04T18:10:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.32,"alt":49.37,"az":270.9,"t":"2031-02-04T18:15:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.34,"alt":48.43,"az":271.7,"t":"2031-02-04T18:20:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.35,"alt":47.5,"az":272.5,"t":"2031-02-04T18:25:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.38,"alt":46.56,"az":273.3,"t":"2031-02-04T18:30:00Z","terrain":0.09},{"above_terrain":true,"airmass":1.4,"alt":45.63,"az":274.0,"t":"2031-02-04T18:35:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.42,"alt":44.7,"az":274.8,"t":"2031-02-04T18:40:00Z","terrain":0.07},{"above_terrain":true,"airmass":1.44,"alt":43.76,"az":275.6,"t":"2031-02-04T18:45:00Z","terrain":0.03},{"above_terrain":true,"airmass":1.47,"alt":42.83,"az":276.3,"t":"2031-02-04T18:50:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.5,"alt":41.9,"az":277.0,"t":"2031-02-04T18:55:00Z","terrain":-0.14},{"above_terrain":true,"airmass":1.52,"alt":40.98,"az":277.8,"t":"2031-02-04T19:00:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.55,"alt":40.05,"az":278.5,"t":"2031-02-04T19:05:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.58,"alt":39.12,"az":279.2,"t":"2031-02-04T19:10:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.61,"alt":38.2,"az":279.9,"t":"2031-02-04T19:15:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.65,"alt":37.28,"az":280.6,"t":"2031-02-04T19:20:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.68,"alt":36.36,"az":281.3,"t":"2031-02-04T19:25:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.72,"alt":35.45,"az":282.0,"t":"2031-02-04T19:30:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.76,"alt":34.53,"az":282.7,"t":"2031-02-04T19:35:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.8,"alt":33.62,"az":283.4,"t":"2031-02-04T19:40:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.85,"alt":32.71,"az":284.1,"t":"2031-02-04T19:45:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.89,"alt":31.8,"az":284.8,"t":"2031-02-04T19:50:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.94,"alt":30.9,"az":285.5,"t":"2031-02-04T19:55:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.99,"alt":30.0,"az":286.1,"t":"2031-02-04T20:00:00Z","terrain":0.24},{"above_terrain":true,"airmass":2.05,"alt":29.1,"az":286.8,"t":"2031-02-04T20:05:00Z","terrain":0.34},{"above_terrain":true,"airmass":2.11,"alt":28.21,"az":287.5,"t":"2031-02-04T20:10:00Z","terrain":0.27},{"above_terrain":true,"airmass":2.17,"alt":27.32,"az":288.2,"t":"2031-02-04T20:15:00Z","terrain":0.17},{"above_terrain":true,"airmass":2.24,"alt":26.43,"az":288.9,"t":"2031-02-04T20:20:00Z","terrain":0.18},{"above_terrain":true,"airmass":2.31,"alt":25.55,"az":289.6,"t":"2031-02-04T20:25:00Z","terrain":0.24},{"above_terrain":true,"airmass":2.39,"alt":24.67,"az":290.2,"t":"2031-02-04T20:30:00Z","terrain":0.34},{"above_terrain":true,"airmass":2.47,"alt":23.79,"az":290.9,"t":"2031-02-04T20:35:00Z","terrain":0.47},{"above_terrain":true,"airmass":2.55,"alt":22.92,"az":291.6,"t":"2031-02-04T20:40:00Z","terrain":0.53},{"above_terrain":true,"airmass":2.65,"alt":22.05,"az":292.3,"t":"2031-02-04T20:45:00Z","terrain":0.47},{"above_terrain":true,"airmass":2.75,"alt":21.19,"az":293.0,"t":"2031-02-04T20:50:00Z","terrain":0.28},{"above_terrain":true,"airmass":2.86,"alt":20.33,"az":293.7,"t":"2031-02-04T20:55:00Z","terrain":0.26},{"above_terrain":true,"airmass":2.98,"alt":19.47,"az":294.4,"t":"2031-02-04T21:00:00Z","terrain":0.24},{"above_terrain":true,"airmass":3.11,"alt":18.62,"az":295.1,"t":"2031-02-04T21:05:00Z","terrain":0.24},{"above_terrain":true,"airmass":3.25,"alt":17.78,"az":295.8,"t":"2031-02-04T21:10:00Z","terrain":0.31},{"above_terrain":true,"airmass":3.4,"alt":16.94,"az":296.5,"t":"2031-02-04T21:15:00Z","terrain":0.3},{"above_terrain":true,"airmass":3.57,"alt":16.1,"az":297.2,"t":"2031-02-04T21:20:00Z","terrain":0.23},{"above_terrain":true,"airmass":3.75,"alt":15.27,"az":297.9,"t":"2031-02-04T21:25:00Z","terrain":0.13},{"above_terrain":true,"airmass":3.95,"alt":14.45,"az":298.6,"t":"2031-02-04T21:30:00Z","terrain":0.15},{"above_terrain":true,"airmass":4.18,"alt":13.63,"az":299.3,"t":"2031-02-04T21:35:00Z","terrain":0.24},{"above_terrain":true,"airmass":4.43,"alt":12.81,"az":300.1,"t":"2031-02-04T21:40:00Z","terrain":0.37},{"above_terrain":true,"airmass":4.71,"alt":12.01,"az":300.8,"t":"2031-02-04T21:45:00Z","terrain":0.33},{"above_terrain":true,"airmass":5.02,"alt":11.21,"az":301.5,"t":"2031-02-04T21:50:00Z","terrain":0.19},{"above_terrain":true,"airmass":5.38,"alt":10.41,"az":302.3,"t":"2031-02-04T21:55:00Z","terrain":-0.0},{"above_terrain":true,"airmass":5.79,"alt":9.62,"az":303.0,"t":"2031-02-04T22:00:00Z","terrain":-0.23},{"above_terrain":true,"airmass":6.26,"alt":8.84,"az":303.8,"t":"2031-02-04T22:05:00Z","terrain":-0.13},{"above_terrain":true,"airmass":6.8,"alt":8.07,"az":304.5,"t":"2031-02-04T22:10:00Z","terrain":-0.2},{"above_terrain":true,"airmass":7.45,"alt":7.3,"az":305.3,"t":"2031-02-04T22:15:00Z","terrain":-0.26},{"above_terrain":true,"airmass":8.21,"alt":6.54,"az":306.0,"t":"2031-02-04T22:20:00Z","terrain":-0.15},{"above_terrain":true,"airmass":9.12,"alt":5.79,"az":306.8,"t":"2031-02-04T22:25:00Z","terrain":0.12},{"above_terrain":true,"airmass":10.24,"alt":5.04,"az":307.6,"t":"2031-02-04T22:30:00Z","terrain":0.26},{"above_terrain":true,"airmass":11.62,"alt":4.3,"az":308.4,"t":"2031-02-04T22:35:00Z","terrain":0.26},{"above_terrain":true,"airmass":13.38,"alt":3.57,"az":309.2,"t":"2031-02-04T22:40:00Z","terrain":0.18},{"above_terrain":true,"airmass":15.67,"alt":2.85,"az":310.0,"t":"2031-02-04T22:45:00Z","terrain":0.22},{"above_terrain":true,"airmass":18.71,"alt":2.14,"az":310.8,"t":"2031-02-04T22:50:00Z","terrain":0.33},{"above_terrain":true,"airmass":22.89,"alt":1.44,"az":311.6,"t":"2031-02-04T22:55:00Z","terrain":0.23},{"above_terrain":true,"airmass":28.76,"alt":0.74,"az":312.4,"t":"2031-02-04T23:00:00Z","terrain":0.2},{"above_terrain":false,"airmass":37.13,"alt":0.05,"az":313.3,"t":"2031-02-04T23:05:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-0.62,"az":314.1,"t":"2031-02-04T23:10:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-1.29,"az":314.9,"t":"2031-02-04T23:15:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-1.95,"az":315.8,"t":"2031-02-04T23:20:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-2.6,"az":316.7,"t":"2031-02-04T23:25:00Z","terrain":0.36},{"above_terrain":false,"airmass":null,"alt":-3.23,"az":317.5,"t":"2031-02-04T23:30:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-3.86,"az":318.4,"t":"2031-02-04T23:35:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-4.48,"az":319.3,"t":"2031-02-04T23:40:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-5.08,"az":320.2,"t":"2031-02-04T23:45:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-5.67,"az":321.1,"t":"2031-02-04T23:50:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-6.26,"az":322.0,"t":"2031-02-04T23:55:00Z","terrain":0.2},{"above_terrain":false,"airmass":null,"alt":-6.83,"az":322.9,"t":"2031-02-05T00:00:00Z","terrain":0.09},{"above_terrain":false,"airmass":null,"alt":-7.39,"az":323.8,"t":"2031-02-05T00:05:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-7.93,"az":324.8,"t":"2031-02-05T00:10:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-8.47,"az":325.7,"t":"2031-02-05T00:15:00Z","terrain":-0.23},{"above_terrain":false,"airmass":null,"alt":-8.99,"az":326.7,"t":"2031-02-05T00:20:00Z","terrain":-0.34},{"above_terrain":false,"airmass":null,"alt":-9.49,"az":327.6,"t":"2031-02-05T00:25:00Z","terrain":-0.29},{"above_terrain":false,"airmass":null,"alt":-9.99,"az":328.6,"t":"2031-02-05T00:30:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-10.47,"az":329.6,"t":"2031-02-05T00:35:00Z","terrain":-0.26},{"above_terrain":false,"airmass":null,"alt":-10.94,"az":330.6,"t":"2031-02-05T00:40:00Z","terrain":-0.37},{"above_terrain":false,"airmass":null,"alt":-11.39,"az":331.6,"t":"2031-02-05T00:45:00Z","terrain":-0.25},{"above_terrain":false,"airmass":null,"alt":-11.83,"az":332.6,"t":"2031-02-05T00:50:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-12.25,"az":333.6,"t":"2031-02-05T00:55:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-12.66,"az":334.6,"t":"2031-02-05T01:00:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-13.05,"az":335.6,"t":"2031-02-05T01:05:00Z","terrain":-0.74},{"above_terrain":false,"airmass":null,"alt":-13.43,"az":336.7,"t":"2031-02-05T01:10:00Z","terrain":-0.76},{"above_terrain":false,"airmass":null,"alt":-13.8,"az":337.7,"t":"2031-02-05T01:15:00Z","terrain":-0.55},{"above_terrain":false,"airmass":null,"alt":-14.14,"az":338.7,"t":"2031-02-05T01:20:00Z","terrain":-0.68},{"above_terrain":false,"airmass":null,"alt":-14.47,"az":339.8,"t":"2031-02-05T01:25:00Z","terrain":-0.57},{"above_terrain":false,"airmass":null,"alt":-14.79,"az":340.9,"t":"2031-02-05T01:30:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-15.09,"az":341.9,"t":"2031-02-05T01:35:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-15.37,"az":343.0,"t":"2031-02-05T01:40:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-15.63,"az":344.1,"t":"2031-02-05T01:45:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-15.88,"az":345.2,"t":"2031-02-05T01:50:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-16.11,"az":346.3,"t":"2031-02-05T01:55:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-16.33,"az":347.4,"t":"2031-02-05T02:00:00Z","terrain":-0.31},{"above_terrain":false,"airmass":null,"alt":-16.52,"az":348.5,"t":"2031-02-05T02:05:00Z","terrain":-0.07},{"above_terrain":false,"airmass":null,"alt":-16.7,"az":349.6,"t":"2031-02-05T02:10:00Z","terrain":0.08},{"above_terrain":false,"airmass":null,"alt":-16.86,"az":350.7,"t":"2031-02-05T02:15:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-17.0,"az":351.8,"t":"2031-02-05T02:20:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-17.13,"az":352.9,"t":"2031-02-05T02:25:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-17.23,"az":354.1,"t":"2031-02-05T02:30:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-17.32,"az":355.2,"t":"2031-02-05T02:35:00Z","terrain":0.64},{"above_terrain":false,"airmass":null,"alt":-17.39,"az":356.3,"t":"2031-02-05T02:40:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-17.44,"az":357.4,"t":"2031-02-05T02:45:00Z","terrain":0.69},{"above_terrain":false,"airmass":null,"alt":-17.47,"az":358.6,"t":"2031-02-05T02:50:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-17.49,"az":359.7,"t":"2031-02-05T02:55:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-17.48,"az":0.8,"t":"2031-02-05T03:00:00Z","terrain":0.39},{"above_terrain":false,"airmass":null,"alt":-17.46,"az":1.9,"t":"2031-02-05T03:05:00Z","terrain":0.13},{"above_terrain":false,"airmass":null,"alt":-17.42,"az":3.1,"t":"2031-02-05T03:10:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-17.36,"az":4.2,"t":"2031-02-05T03:15:00Z","terrain":-0.31},{"above_terrain":false,"airmass":null,"alt":-17.28,"az":5.3,"t":"2031-02-05T03:20:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-17.19,"az":6.4,"t":"2031-02-05T03:25:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-17.07,"az":7.6,"t":"2031-02-05T03:30:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-16.94,"az":8.7,"t":"2031-02-05T03:35:00Z","terrain":-0.58},{"above_terrain":false,"airmass":null,"alt":-16.79,"az":9.8,"t":"2031-02-05T03:40:00Z","terrain":-0.61},{"above_terrain":false,"airmass":null,"alt":-16.62,"az":10.9,"t":"2031-02-05T03:45:00Z","terrain":-0.42},{"above_terrain":false,"airmass":null,"alt":-16.44,"az":12.0,"t":"2031-02-05T03:50:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-16.23,"az":13.1,"t":"2031-02-05T03:55:00Z","terrain":-0.05},{"above_terrain":false,"airmass":null,"alt":-16.01,"az":14.2,"t":"2031-02-05T04:00:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-15.77,"az":15.3,"t":"2031-02-05T04:05:00Z","terrain":0.43},{"above_terrain":false,"airmass":null,"alt":-15.52,"az":16.4,"t":"2031-02-05T04:10:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-15.24,"az":17.5,"t":"2031-02-05T04:15:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-14.95,"az":18.5,"t":"2031-02-05T04:20:00Z","terrain":0.58},{"above_terrain":false,"airmass":null,"alt":-14.65,"az":19.6,"t":"2031-02-05T04:25:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-14.33,"az":20.7,"t":"2031-02-05T04:30:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-13.99,"az":21.7,"t":"2031-02-05T04:35:00Z","terrain":0.91},{"above_terrain":false,"airmass":null,"alt":-13.63,"az":22.8,"t":"2031-02-05T04:40:00Z","terrain":1.12},{"above_terrain":false,"airmass":null,"alt":-13.26,"az":23.8,"t":"2031-02-05T04:45:00Z","terrain":0.96},{"above_terrain":false,"airmass":null,"alt":-12.88,"az":24.8,"t":"2031-02-05T04:50:00Z","terrain":1.17},{"above_terrain":false,"airmass":null,"alt":-12.48,"az":25.9,"t":"2031-02-05T04:55:00Z","terrain":1.32},{"above_terrain":false,"airmass":null,"alt":-12.06,"az":26.9,"t":"2031-02-05T05:00:00Z","terrain":1.29},{"above_terrain":false,"airmass":null,"alt":-11.63,"az":27.9,"t":"2031-02-05T05:05:00Z","terrain":1.2},{"above_terrain":false,"airmass":null,"alt":-11.19,"az":28.9,"t":"2031-02-05T05:10:00Z","terrain":1.02},{"above_terrain":false,"airmass":null,"alt":-10.73,"az":29.9,"t":"2031-02-05T05:15:00Z","terrain":1.13},{"above_terrain":false,"airmass":null,"alt":-10.25,"az":30.9,"t":"2031-02-05T05:20:00Z","terrain":1.29},{"above_terrain":false,"airmass":null,"alt":-9.77,"az":31.8,"t":"2031-02-05T05:25:00Z","terrain":1.33},{"above_terrain":false,"airmass":null,"alt":-9.27,"az":32.8,"t":"2031-02-05T05:30:00Z","terrain":1.05},{"above_terrain":false,"airmass":null,"alt":-8.75,"az":33.8,"t":"2031-02-05T05:35:00Z","terrain":0.56},{"above_terrain":false,"airmass":null,"alt":-8.23,"az":34.7,"t":"2031-02-05T05:40:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-7.69,"az":35.7,"t":"2031-02-05T05:45:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-7.13,"az":36.6,"t":"2031-02-05T05:50:00Z","terrain":-0.04},{"above_terrain":false,"airmass":null,"alt":-6.57,"az":37.5,"t":"2031-02-05T05:55:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-5.99,"az":38.4,"t":"2031-02-05T06:00:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-5.41,"az":39.3,"t":"2031-02-05T06:05:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-4.81,"az":40.2,"t":"2031-02-05T06:10:00Z","terrain":-0.03},{"above_terrain":false,"airmass":null,"alt":-4.2,"az":41.1,"t":"2031-02-05T06:15:00Z","terrain":0.03},{"above_terrain":false,"airmass":null,"alt":-3.58,"az":42.0,"t":"2031-02-05T06:20:00Z","terrain":0.12},{"above_terrain":false,"airmass":null,"alt":-2.95,"az":42.9,"t":"2031-02-05T06:25:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-2.3,"az":43.7,"t":"2031-02-05T06:30:00Z","terrain":0.37},{"above_terrain":false,"airmass":null,"alt":-1.65,"az":44.6,"t":"2031-02-05T06:35:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-0.99,"az":45.4,"t":"2031-02-05T06:40:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-0.32,"az":46.3,"t":"2031-02-05T06:45:00Z","terrain":0.65},{"above_terrain":false,"airmass":32.97,"alt":0.36,"az":47.1,"t":"2031-02-05T06:50:00Z","terrain":0.6},{"above_terrain":true,"airmass":25.84,"alt":1.05,"az":47.9,"t":"2031-02-05T06:55:00Z","terrain":0.53},{"above_terrain":true,"airmass":20.82,"alt":1.75,"az":48.8,"t":"2031-02-05T07:00:00Z","terrain":0.44},{"above_terrain":true,"airmass":17.22,"alt":2.46,"az":49.6,"t":"2031-02-05T07:05:00Z","terrain":0.4},{"above_terrain":true,"airmass":14.56,"alt":3.18,"az":50.4,"t":"2031-02-05T07:10:00Z","terrain":0.45},{"above_terrain":true,"airmass":12.53,"alt":3.9,"az":51.2,"t":"2031-02-05T07:15:00Z","terrain":0.55},{"above_terrain":true,"airmass":10.96,"alt":4.64,"az":52.0,"t":"2031-02-05T07:20:00Z","terrain":0.63},{"above_terrain":true,"airmass":9.7,"alt":5.38,"az":52.8,"t":"2031-02-05T07:25:00Z","terrain":0.79},{"above_terrain":true,"airmass":8.68,"alt":6.13,"az":53.5,"t":"2031-02-05T07:30:00Z","terrain":0.92},{"above_terrain":true,"airmass":7.84,"alt":6.88,"az":54.3,"t":"2031-02-05T07:35:00Z","terrain":1.02},{"above_terrain":true,"airmass":7.14,"alt":7.65,"az":55.1,"t":"2031-02-05T07:40:00Z","terrain":1.08},{"above_terrain":true,"airmass":6.55,"alt":8.42,"az":55.8,"t":"2031-02-05T07:45:00Z","terrain":1.06},{"above_terrain":true,"airmass":6.04,"alt":9.2,"az":56.6,"t":"2031-02-05T07:50:00Z","terrain":1.06},{"above_terrain":true,"airmass":5.6,"alt":9.98,"az":57.3,"t":"2031-02-05T07:55:00Z","terrain":1.13},{"above_terrain":true,"airmass":5.21,"alt":10.77,"az":58.1,"t":"2031-02-05T08:00:00Z","terrain":1.25},{"above_terrain":true,"airmass":4.87,"alt":11.57,"az":58.8,"t":"2031-02-05T08:05:00Z","terrain":1.22},{"above_terrain":true,"airmass":4.58,"alt":12.37,"az":59.5,"t":"2031-02-05T08:10:00Z","terrain":1.19},{"above_terrain":true,"airmass":4.31,"alt":13.18,"az":60.3,"t":"2031-02-05T08:15:00Z","terrain":1.15},{"above_terrain":true,"airmass":4.07,"alt":14.0,"az":61.0,"t":"2031-02-05T08:20:00Z","terrain":1.09},{"above_terrain":true,"airmass":3.86,"alt":14.82,"az":61.7,"t":"2031-02-05T08:25:00Z","terrain":1.03},{"above_terrain":true,"airmass":3.66,"alt":15.65,"az":62.4,"t":"2031-02-05T08:30:00Z","terrain":0.97},{"above_terrain":true,"airmass":3.49,"alt":16.48,"az":63.1,"t":"2031-02-05T08:35:00Z","terrain":0.89},{"above_terrain":true,"airmass":3.33,"alt":17.32,"az":63.8,"t":"2031-02-05T08:40:00Z","terrain":0.79},{"above_terrain":true,"airmass":3.18,"alt":18.16,"az":64.5,"t":"2031-02-05T08:45:00Z","terrain":0.77},{"above_terrain":true,"airmass":3.05,"alt":19.01,"az":65.2,"t":"2031-02-05T08:50:00Z","terrain":0.78},{"above_terrain":true,"airmass":2.92,"alt":19.86,"az":65.9,"t":"2031-02-05T08:55:00Z","terrain":0.83},{"above_terrain":true,"airmass":2.81,"alt":20.71,"az":66.6,"t":"2031-02-05T09:00:00Z","terrain":0.89},{"above_terrain":true,"airmass":2.7,"alt":21.58,"az":67.3,"t":"2031-02-05T09:05:00Z","terrain":0.95},{"above_terrain":true,"airmass":2.61,"alt":22.44,"az":68.0,"t":"2031-02-05T09:10:00Z","terrain":0.99},{"above_terrain":true,"airmass":2.51,"alt":23.31,"az":68.7,"t":"2031-02-05T09:15:00Z","terrain":1.03},{"above_terrain":true,"airmass":2.43,"alt":24.19,"az":69.4,"t":"2031-02-05T09:20:00Z","terrain":1.12},{"above_terrain":true,"airmass":2.35,"alt":25.06,"az":70.1,"t":"2031-02-05T09:25:00Z","terrain":1.22},{"above_terrain":true,"airmass":2.28,"alt":25.95,"az":70.8,"t":"2031-02-05T09:30:00Z","terrain":1.25},{"above_terrain":true,"airmass":2.21,"alt":26.83,"az":71.4,"t":"2031-02-05T09:35:00Z","terrain":1.23},{"above_terrain":true,"airmass":2.14,"alt":27.72,"az":72.1,"t":"2031-02-05T09:40:00Z","terrain":1.17},{"above_terrain":true,"airmass":2.08,"alt":28.61,"az":72.8,"t":"2031-02-05T09:45:00Z","terrain":1.03},{"above_terrain":true,"airmass":2.02,"alt":29.51,"az":73.5,"t":"2031-02-05T09:50:00Z","terrain":0.86},{"above_terrain":true,"airmass":1.97,"alt":30.41,"az":74.2,"t":"2031-02-05T09:55:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.92,"alt":31.31,"az":74.9,"t":"2031-02-05T10:00:00Z","terrain":0.64}],"transit":{"airmass":1.02,"alt":79.1,"az":181.9,"t":"2031-02-04T15:00:00Z"},"usable_hours":3.75,"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."]}