{"assessment":{"best_window":{"end":"2042-01-28T21:20Z","end_local":"23:20","hours":4.17,"label":"marginal","mean_quality":0.54,"start":"2042-01-28T17:10Z","start_local":"19:10"},"cost":{"altitude":7.64,"clouds":0.0,"darkness":1.3,"moon":1.5},"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":77,"cloud":null,"high":null,"iso":"2042-01-28T16:00Z","label":"unusable","low":null,"mid":null,"moon_alt":63,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"18:00","wind":null},{"alt":68,"cloud":null,"high":null,"iso":"2042-01-28T17:00Z","label":"poor","low":null,"mid":null,"moon_alt":63,"precip":null,"q":0.29,"rh":null,"sky":"astronomical twilight","temp":null,"time":"19:00","wind":null},{"alt":57,"cloud":null,"high":null,"iso":"2042-01-28T18:00Z","label":"marginal","low":null,"mid":null,"moon_alt":57,"precip":null,"q":0.59,"rh":null,"sky":"night","temp":null,"time":"20:00","wind":null},{"alt":46,"cloud":null,"high":null,"iso":"2042-01-28T19:00Z","label":"marginal","low":null,"mid":null,"moon_alt":48,"precip":null,"q":0.56,"rh":null,"sky":"night","temp":null,"time":"21:00","wind":null},{"alt":35,"cloud":null,"high":null,"iso":"2042-01-28T20:00Z","label":"marginal","low":null,"mid":null,"moon_alt":38,"precip":null,"q":0.54,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":24,"cloud":null,"high":null,"iso":"2042-01-28T21:00Z","label":"marginal","low":null,"mid":null,"moon_alt":27,"precip":null,"q":0.39,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":14,"cloud":null,"high":null,"iso":"2042-01-28T22:00Z","label":"unusable","low":null,"mid":null,"moon_alt":16,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":5,"cloud":null,"high":null,"iso":"2042-01-28T23:00Z","label":"unusable","low":null,"mid":null,"moon_alt":6,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":-4,"cloud":null,"high":null,"iso":"2042-01-29T00:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-4,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":-10,"cloud":null,"high":null,"iso":"2042-01-29T01:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-13,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":-15,"cloud":null,"high":null,"iso":"2042-01-29T02:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-21,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":-17,"cloud":null,"high":null,"iso":"2042-01-29T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-26,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":-17,"cloud":null,"high":null,"iso":"2042-01-29T04:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-30,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"06:00","wind":null},{"alt":-14,"cloud":null,"high":null,"iso":"2042-01-29T05:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-30,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"07:00","wind":null}],"peak_quality":0.6,"peak_sky":0.6,"quality_hours":2.48,"reasons":["the target being low or below 20\u00b0 cost 7.6 quality-hours","moonlight cost 1.5 quality-hours","daylight and twilight cost 1.3 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":37,"score_weather":null,"sky_hours":2.48,"verdict":"unknown","verdict_astronomy":"poor","weather_known":false,"windows":[{"end":"2042-01-28T16:05Z","end_local":"18:05","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2042-01-28T15:30Z","start_local":"17:30"},{"end":"2042-01-28T17:10Z","end_local":"19:10","hours":1.08,"label":"poor","mean_quality":0.2,"start":"2042-01-28T16:05Z","start_local":"18:05"},{"end":"2042-01-28T21:20Z","end_local":"23:20","hours":4.17,"label":"marginal","mean_quality":0.54,"start":"2042-01-28T17:10Z","start_local":"19:10"},{"end":"2042-01-28T21:25Z","end_local":"23:25","hours":0.08,"label":"poor","mean_quality":0.3,"start":"2042-01-28T21:20Z","start_local":"23:20"},{"end":"2042-01-29T05:40Z","end_local":"07:40","hours":8.25,"label":"unusable","mean_quality":0.0,"start":"2042-01-28T21:25Z","start_local":"23:25"}]},"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":"2042-01-28T17:07:23Z","dark_hours":10.88,"dark_to":"2042-01-29T04:00:14Z","moon":{"illumination":0.545,"phase":"waxing gibbous","waxing":true},"moon_free_dark_hours":4.42,"moonrise":"2042-01-29T09:49:28Z","moonset":"2042-01-28T23:34:30Z","sunrise":"2042-01-29T05:36:02Z","sunset":"2042-01-28T15:31:22Z","twilight":{"astronomical":{"end":"2042-01-28T17:07:23Z","start":"2042-01-29T04:00:14Z"},"civil":{"end":"2042-01-28T16:01:06Z","start":"2042-01-29T05:06:23Z"},"nautical":{"end":"2042-01-28T16:34:36Z","start":"2042-01-29T04:32:57Z"}},"window_end":"2042-01-29T10:00:00Z","window_start":"2042-01-28T10:00:00Z"},"night_date":"2042-01-28","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.09,"alt":66.3,"t":"2042-01-28T17:10:00Z"},"dec":30.66017511,"dec_of_date":30.8746,"dec_str":"+30\u00b0 39' 36.6\"","good_hours":3.33,"limit_rise":"2042-01-29T09:22:27Z","limit_set":"2042-01-28T21:23:55Z","max_az_rate_deg_per_min":1.14,"moon_separation":21.2,"never_rises":false,"ra":23.46206906,"ra_of_date":24.0574,"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":"3.3 dark hours above 30\u00b0 \u2014 a proper target for this night. The Moon is 21\u00b0 away at 55% \u2014 faint targets will suffer.","terrain":{"available":true,"behind_at":"2042-01-28T23:30:27Z","blocked_dark_hours":0,"clears_at":"2042-01-29T07:18:06Z","rise_az":70.6},"track":[{"above_terrain":true,"airmass":2.28,"alt":25.84,"az":70.6,"t":"2042-01-28T10:00:00Z","terrain":1.24},{"above_terrain":true,"airmass":2.22,"alt":26.73,"az":71.3,"t":"2042-01-28T10:05:00Z","terrain":1.24},{"above_terrain":true,"airmass":2.15,"alt":27.62,"az":72.0,"t":"2042-01-28T10:10:00Z","terrain":1.2},{"above_terrain":true,"airmass":2.09,"alt":28.51,"az":72.6,"t":"2042-01-28T10:15:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.03,"alt":29.4,"az":73.3,"t":"2042-01-28T10:20:00Z","terrain":0.9},{"above_terrain":true,"airmass":1.98,"alt":30.3,"az":74.0,"t":"2042-01-28T10:25:00Z","terrain":0.73},{"above_terrain":true,"airmass":1.93,"alt":31.2,"az":74.7,"t":"2042-01-28T10:30:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.88,"alt":32.11,"az":75.4,"t":"2042-01-28T10:35:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.83,"alt":33.01,"az":76.1,"t":"2042-01-28T10:40:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.79,"alt":33.92,"az":76.8,"t":"2042-01-28T10:45:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.75,"alt":34.84,"az":77.4,"t":"2042-01-28T10:50:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.71,"alt":35.75,"az":78.1,"t":"2042-01-28T10:55:00Z","terrain":0.62},{"above_terrain":true,"airmass":1.67,"alt":36.67,"az":78.8,"t":"2042-01-28T11:00:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.64,"alt":37.59,"az":79.5,"t":"2042-01-28T11:05:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.6,"alt":38.51,"az":80.2,"t":"2042-01-28T11:10:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.57,"alt":39.43,"az":81.0,"t":"2042-01-28T11:15:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.54,"alt":40.36,"az":81.7,"t":"2042-01-28T11:20:00Z","terrain":0.76},{"above_terrain":true,"airmass":1.51,"alt":41.29,"az":82.4,"t":"2042-01-28T11:25:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.49,"alt":42.21,"az":83.1,"t":"2042-01-28T11:30:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.46,"alt":43.14,"az":83.9,"t":"2042-01-28T11:35:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.44,"alt":44.07,"az":84.6,"t":"2042-01-28T11:40:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.41,"alt":45.01,"az":85.4,"t":"2042-01-28T11:45:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.39,"alt":45.94,"az":86.1,"t":"2042-01-28T11:50:00Z","terrain":0.16},{"above_terrain":true,"airmass":1.37,"alt":46.87,"az":86.9,"t":"2042-01-28T11:55:00Z","terrain":0.08},{"above_terrain":true,"airmass":1.35,"alt":47.81,"az":87.7,"t":"2042-01-28T12:00:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.33,"alt":48.74,"az":88.5,"t":"2042-01-28T12:05:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.31,"alt":49.68,"az":89.3,"t":"2042-01-28T12:10:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.29,"alt":50.62,"az":90.1,"t":"2042-01-28T12:15:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.28,"alt":51.55,"az":91.0,"t":"2042-01-28T12:20:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.26,"alt":52.49,"az":91.8,"t":"2042-01-28T12:25:00Z","terrain":0.07},{"above_terrain":true,"airmass":1.24,"alt":53.42,"az":92.7,"t":"2042-01-28T12:30:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.23,"alt":54.36,"az":93.6,"t":"2042-01-28T12:35:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.22,"alt":55.29,"az":94.5,"t":"2042-01-28T12:40:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.2,"alt":56.22,"az":95.5,"t":"2042-01-28T12:45:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.19,"alt":57.15,"az":96.5,"t":"2042-01-28T12:50:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.18,"alt":58.08,"az":97.5,"t":"2042-01-28T12:55:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.17,"alt":59.01,"az":98.5,"t":"2042-01-28T13:00:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.15,"alt":59.93,"az":99.6,"t":"2042-01-28T13:05:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.14,"alt":60.86,"az":100.7,"t":"2042-01-28T13:10:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.13,"alt":61.77,"az":101.9,"t":"2042-01-28T13:15:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.12,"alt":62.69,"az":103.1,"t":"2042-01-28T13:20:00Z","terrain":-0.19},{"above_terrain":true,"airmass":1.12,"alt":63.6,"az":104.4,"t":"2042-01-28T13:25:00Z","terrain":-0.08},{"above_terrain":true,"airmass":1.11,"alt":64.5,"az":105.7,"t":"2042-01-28T13:30:00Z","terrain":-0.53},{"above_terrain":true,"airmass":1.1,"alt":65.4,"az":107.1,"t":"2042-01-28T13:35:00Z","terrain":-0.65},{"above_terrain":true,"airmass":1.09,"alt":66.29,"az":108.6,"t":"2042-01-28T13:40:00Z","terrain":-1.09},{"above_terrain":true,"airmass":1.08,"alt":67.17,"az":110.2,"t":"2042-01-28T13:45:00Z","terrain":-1.18},{"above_terrain":true,"airmass":1.08,"alt":68.05,"az":111.8,"t":"2042-01-28T13:50:00Z","terrain":-1.37},{"above_terrain":true,"airmass":1.07,"alt":68.91,"az":113.6,"t":"2042-01-28T13:55:00Z","terrain":-1.54},{"above_terrain":true,"airmass":1.07,"alt":69.76,"az":115.4,"t":"2042-01-28T14:00:00Z","terrain":-1.49},{"above_terrain":true,"airmass":1.06,"alt":70.6,"az":117.4,"t":"2042-01-28T14:05:00Z","terrain":-1.54},{"above_terrain":true,"airmass":1.05,"alt":71.42,"az":119.5,"t":"2042-01-28T14:10:00Z","terrain":-1.35},{"above_terrain":true,"airmass":1.05,"alt":72.23,"az":121.8,"t":"2042-01-28T14:15:00Z","terrain":-1.2},{"above_terrain":true,"airmass":1.05,"alt":73.01,"az":124.3,"t":"2042-01-28T14:20:00Z","terrain":-1.53},{"above_terrain":true,"airmass":1.04,"alt":73.77,"az":127.0,"t":"2042-01-28T14:25:00Z","terrain":-1.54},{"above_terrain":true,"airmass":1.04,"alt":74.51,"az":129.8,"t":"2042-01-28T14:30:00Z","terrain":-1.49},{"above_terrain":true,"airmass":1.03,"alt":75.21,"az":133.0,"t":"2042-01-28T14:35:00Z","terrain":-1.66},{"above_terrain":true,"airmass":1.03,"alt":75.87,"az":136.3,"t":"2042-01-28T14:40:00Z","terrain":-1.2},{"above_terrain":true,"airmass":1.03,"alt":76.5,"az":140.0,"t":"2042-01-28T14:45:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.03,"alt":77.07,"az":144.0,"t":"2042-01-28T14:50:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.02,"alt":77.6,"az":148.3,"t":"2042-01-28T14:55:00Z","terrain":-1.44},{"above_terrain":true,"airmass":1.02,"alt":78.06,"az":152.9,"t":"2042-01-28T15:00:00Z","terrain":-0.95},{"above_terrain":true,"airmass":1.02,"alt":78.45,"az":157.8,"t":"2042-01-28T15:05:00Z","terrain":-1.06},{"above_terrain":true,"airmass":1.02,"alt":78.76,"az":163.0,"t":"2042-01-28T15:10:00Z","terrain":-1.37},{"above_terrain":true,"airmass":1.02,"alt":78.99,"az":168.5,"t":"2042-01-28T15:15:00Z","terrain":-0.89},{"above_terrain":true,"airmass":1.02,"alt":79.13,"az":174.1,"t":"2042-01-28T15:20:00Z","terrain":-0.39},{"above_terrain":true,"airmass":1.02,"alt":79.18,"az":179.8,"t":"2042-01-28T15:25:00Z","terrain":-0.54},{"above_terrain":true,"airmass":1.02,"alt":79.14,"az":185.5,"t":"2042-01-28T15:30:00Z","terrain":-0.67},{"above_terrain":true,"airmass":1.02,"alt":79.0,"az":191.2,"t":"2042-01-28T15:35:00Z","terrain":-0.45},{"above_terrain":true,"airmass":1.02,"alt":78.78,"az":196.6,"t":"2042-01-28T15:40:00Z","terrain":-0.51},{"above_terrain":true,"airmass":1.02,"alt":78.47,"az":201.9,"t":"2042-01-28T15:45:00Z","terrain":-0.49},{"above_terrain":true,"airmass":1.02,"alt":78.08,"az":206.8,"t":"2042-01-28T15:50:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.02,"alt":77.63,"az":211.4,"t":"2042-01-28T15:55:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.03,"alt":77.11,"az":215.7,"t":"2042-01-28T16:00:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.03,"alt":76.53,"az":219.7,"t":"2042-01-28T16:05:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.03,"alt":75.91,"az":223.4,"t":"2042-01-28T16:10:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.03,"alt":75.25,"az":226.8,"t":"2042-01-28T16:15:00Z","terrain":0.93},{"above_terrain":true,"airmass":1.04,"alt":74.55,"az":230.0,"t":"2042-01-28T16:20:00Z","terrain":1.15},{"above_terrain":true,"airmass":1.04,"alt":73.82,"az":232.9,"t":"2042-01-28T16:25:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.04,"alt":73.06,"az":235.5,"t":"2042-01-28T16:30:00Z","terrain":0.87},{"above_terrain":true,"airmass":1.05,"alt":72.28,"az":238.0,"t":"2042-01-28T16:35:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.05,"alt":71.47,"az":240.3,"t":"2042-01-28T16:40:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.06,"alt":70.65,"az":242.5,"t":"2042-01-28T16:45:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.06,"alt":69.81,"az":244.5,"t":"2042-01-28T16:50:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.07,"alt":68.96,"az":246.3,"t":"2042-01-28T16:55:00Z","terrain":1.13},{"above_terrain":true,"airmass":1.08,"alt":68.1,"az":248.1,"t":"2042-01-28T17:00:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.08,"alt":67.23,"az":249.7,"t":"2042-01-28T17:05:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.09,"alt":66.34,"az":251.3,"t":"2042-01-28T17:10:00Z","terrain":0.45},{"above_terrain":true,"airmass":1.1,"alt":65.45,"az":252.8,"t":"2042-01-28T17:15:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.11,"alt":64.56,"az":254.2,"t":"2042-01-28T17:20:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.12,"alt":63.65,"az":255.5,"t":"2042-01-28T17:25:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.12,"alt":62.74,"az":256.8,"t":"2042-01-28T17:30:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.13,"alt":61.83,"az":258.0,"t":"2042-01-28T17:35:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.14,"alt":60.91,"az":259.2,"t":"2042-01-28T17:40:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.15,"alt":59.99,"az":260.3,"t":"2042-01-28T17:45:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.17,"alt":59.07,"az":261.4,"t":"2042-01-28T17:50:00Z","terrain":0.9},{"above_terrain":true,"airmass":1.18,"alt":58.14,"az":262.5,"t":"2042-01-28T17:55:00Z","terrain":0.9},{"above_terrain":true,"airmass":1.19,"alt":57.21,"az":263.5,"t":"2042-01-28T18:00:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.2,"alt":56.28,"az":264.5,"t":"2042-01-28T18:05:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.21,"alt":55.35,"az":265.4,"t":"2042-01-28T18:10:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.23,"alt":54.42,"az":266.3,"t":"2042-01-28T18:15:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.24,"alt":53.48,"az":267.2,"t":"2042-01-28T18:20:00Z","terrain":0.59},{"above_terrain":true,"airmass":1.26,"alt":52.55,"az":268.1,"t":"2042-01-28T18:25:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.27,"alt":51.61,"az":269.0,"t":"2042-01-28T18:30:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.29,"alt":50.67,"az":269.8,"t":"2042-01-28T18:35:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.31,"alt":49.74,"az":270.7,"t":"2042-01-28T18:40:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.33,"alt":48.8,"az":271.5,"t":"2042-01-28T18:45:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.35,"alt":47.87,"az":272.3,"t":"2042-01-28T18:50:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.37,"alt":46.93,"az":273.1,"t":"2042-01-28T18:55:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.39,"alt":46.0,"az":273.8,"t":"2042-01-28T19:00:00Z","terrain":-0.0},{"above_terrain":true,"airmass":1.41,"alt":45.06,"az":274.6,"t":"2042-01-28T19:05:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.43,"alt":44.13,"az":275.4,"t":"2042-01-28T19:10:00Z","terrain":0.05},{"above_terrain":true,"airmass":1.46,"alt":43.2,"az":276.1,"t":"2042-01-28T19:15:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.48,"alt":42.27,"az":276.8,"t":"2042-01-28T19:20:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.51,"alt":41.34,"az":277.6,"t":"2042-01-28T19:25:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.54,"alt":40.42,"az":278.3,"t":"2042-01-28T19:30:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.57,"alt":39.49,"az":279.0,"t":"2042-01-28T19:35:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.6,"alt":38.57,"az":279.7,"t":"2042-01-28T19:40:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.63,"alt":37.65,"az":280.4,"t":"2042-01-28T19:45:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.67,"alt":36.73,"az":281.1,"t":"2042-01-28T19:50:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.71,"alt":35.81,"az":281.8,"t":"2042-01-28T19:55:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.74,"alt":34.89,"az":282.5,"t":"2042-01-28T20:00:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.79,"alt":33.98,"az":283.2,"t":"2042-01-28T20:05:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.83,"alt":33.07,"az":283.9,"t":"2042-01-28T20:10:00Z","terrain":0.11},{"above_terrain":true,"airmass":1.87,"alt":32.16,"az":284.6,"t":"2042-01-28T20:15:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.92,"alt":31.26,"az":285.3,"t":"2042-01-28T20:20:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.97,"alt":30.36,"az":285.9,"t":"2042-01-28T20:25:00Z","terrain":0.22},{"above_terrain":true,"airmass":2.03,"alt":29.46,"az":286.6,"t":"2042-01-28T20:30:00Z","terrain":0.31},{"above_terrain":true,"airmass":2.08,"alt":28.56,"az":287.3,"t":"2042-01-28T20:35:00Z","terrain":0.31},{"above_terrain":true,"airmass":2.15,"alt":27.67,"az":288.0,"t":"2042-01-28T20:40:00Z","terrain":0.17},{"above_terrain":true,"airmass":2.21,"alt":26.78,"az":288.7,"t":"2042-01-28T20:45:00Z","terrain":0.18},{"above_terrain":true,"airmass":2.28,"alt":25.9,"az":289.4,"t":"2042-01-28T20:50:00Z","terrain":0.22},{"above_terrain":true,"airmass":2.35,"alt":25.02,"az":290.0,"t":"2042-01-28T20:55:00Z","terrain":0.3},{"above_terrain":true,"airmass":2.43,"alt":24.14,"az":290.7,"t":"2042-01-28T21:00:00Z","terrain":0.43},{"above_terrain":true,"airmass":2.52,"alt":23.27,"az":291.4,"t":"2042-01-28T21:05:00Z","terrain":0.51},{"above_terrain":true,"airmass":2.61,"alt":22.4,"az":292.1,"t":"2042-01-28T21:10:00Z","terrain":0.52},{"above_terrain":true,"airmass":2.71,"alt":21.53,"az":292.8,"t":"2042-01-28T21:15:00Z","terrain":0.34},{"above_terrain":true,"airmass":2.81,"alt":20.67,"az":293.5,"t":"2042-01-28T21:20:00Z","terrain":0.27},{"above_terrain":true,"airmass":2.93,"alt":19.82,"az":294.2,"t":"2042-01-28T21:25:00Z","terrain":0.25},{"above_terrain":true,"airmass":3.05,"alt":18.96,"az":294.9,"t":"2042-01-28T21:30:00Z","terrain":0.23},{"above_terrain":true,"airmass":3.19,"alt":18.12,"az":295.6,"t":"2042-01-28T21:35:00Z","terrain":0.29},{"above_terrain":true,"airmass":3.33,"alt":17.28,"az":296.3,"t":"2042-01-28T21:40:00Z","terrain":0.31},{"above_terrain":true,"airmass":3.5,"alt":16.44,"az":297.0,"t":"2042-01-28T21:45:00Z","terrain":0.26},{"above_terrain":true,"airmass":3.67,"alt":15.61,"az":297.7,"t":"2042-01-28T21:50:00Z","terrain":0.16},{"above_terrain":true,"airmass":3.87,"alt":14.78,"az":298.4,"t":"2042-01-28T21:55:00Z","terrain":0.14},{"above_terrain":true,"airmass":4.08,"alt":13.96,"az":299.1,"t":"2042-01-28T22:00:00Z","terrain":0.19},{"above_terrain":true,"airmass":4.32,"alt":13.15,"az":299.8,"t":"2042-01-28T22:05:00Z","terrain":0.34},{"above_terrain":true,"airmass":4.59,"alt":12.34,"az":300.6,"t":"2042-01-28T22:10:00Z","terrain":0.34},{"above_terrain":true,"airmass":4.89,"alt":11.53,"az":301.3,"t":"2042-01-28T22:15:00Z","terrain":0.25},{"above_terrain":true,"airmass":5.23,"alt":10.74,"az":302.0,"t":"2042-01-28T22:20:00Z","terrain":0.07},{"above_terrain":true,"airmass":5.61,"alt":9.95,"az":302.8,"t":"2042-01-28T22:25:00Z","terrain":-0.16},{"above_terrain":true,"airmass":6.06,"alt":9.16,"az":303.5,"t":"2042-01-28T22:30:00Z","terrain":-0.16},{"above_terrain":true,"airmass":6.57,"alt":8.39,"az":304.3,"t":"2042-01-28T22:35:00Z","terrain":-0.15},{"above_terrain":true,"airmass":7.17,"alt":7.62,"az":305.0,"t":"2042-01-28T22:40:00Z","terrain":-0.28},{"above_terrain":true,"airmass":7.87,"alt":6.86,"az":305.8,"t":"2042-01-28T22:45:00Z","terrain":-0.19},{"above_terrain":true,"airmass":8.72,"alt":6.1,"az":306.6,"t":"2042-01-28T22:50:00Z","terrain":0.03},{"above_terrain":true,"airmass":9.74,"alt":5.35,"az":307.4,"t":"2042-01-28T22:55:00Z","terrain":0.23},{"above_terrain":true,"airmass":11.0,"alt":4.61,"az":308.1,"t":"2042-01-28T23:00:00Z","terrain":0.3},{"above_terrain":true,"airmass":12.59,"alt":3.88,"az":308.9,"t":"2042-01-28T23:05:00Z","terrain":0.18},{"above_terrain":true,"airmass":14.63,"alt":3.16,"az":309.7,"t":"2042-01-28T23:10:00Z","terrain":0.21},{"above_terrain":true,"airmass":17.31,"alt":2.44,"az":310.5,"t":"2042-01-28T23:15:00Z","terrain":0.29},{"above_terrain":true,"airmass":20.95,"alt":1.73,"az":311.3,"t":"2042-01-28T23:20:00Z","terrain":0.28},{"above_terrain":true,"airmass":26.0,"alt":1.04,"az":312.2,"t":"2042-01-28T23:25:00Z","terrain":0.16},{"above_terrain":true,"airmass":33.19,"alt":0.35,"az":313.0,"t":"2042-01-28T23:30:00Z","terrain":0.27},{"above_terrain":false,"airmass":null,"alt":-0.33,"az":313.8,"t":"2042-01-28T23:35:00Z","terrain":0.43},{"above_terrain":false,"airmass":null,"alt":-1.0,"az":314.7,"t":"2042-01-28T23:40:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-1.67,"az":315.5,"t":"2042-01-28T23:45:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-2.32,"az":316.4,"t":"2042-01-28T23:50:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-2.96,"az":317.2,"t":"2042-01-28T23:55:00Z","terrain":0.31},{"above_terrain":false,"airmass":null,"alt":-3.59,"az":318.1,"t":"2042-01-29T00:00:00Z","terrain":0.28},{"above_terrain":false,"airmass":null,"alt":-4.21,"az":319.0,"t":"2042-01-29T00:05:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-4.82,"az":319.9,"t":"2042-01-29T00:10:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-5.41,"az":320.8,"t":"2042-01-29T00:15:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-6.0,"az":321.7,"t":"2042-01-29T00:20:00Z","terrain":0.08},{"above_terrain":false,"airmass":null,"alt":-6.57,"az":322.6,"t":"2042-01-29T00:25:00Z","terrain":0.13},{"above_terrain":false,"airmass":null,"alt":-7.14,"az":323.5,"t":"2042-01-29T00:30:00Z","terrain":-0.07},{"above_terrain":false,"airmass":null,"alt":-7.69,"az":324.5,"t":"2042-01-29T00:35:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-8.22,"az":325.4,"t":"2042-01-29T00:40:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-8.75,"az":326.3,"t":"2042-01-29T00:45:00Z","terrain":-0.29},{"above_terrain":false,"airmass":null,"alt":-9.26,"az":327.3,"t":"2042-01-29T00:50:00Z","terrain":-0.34},{"above_terrain":false,"airmass":null,"alt":-9.76,"az":328.3,"t":"2042-01-29T00:55:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-10.25,"az":329.2,"t":"2042-01-29T01:00:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-10.72,"az":330.2,"t":"2042-01-29T01:05:00Z","terrain":-0.36},{"above_terrain":false,"airmass":null,"alt":-11.18,"az":331.2,"t":"2042-01-29T01:10:00Z","terrain":-0.34},{"above_terrain":false,"airmass":null,"alt":-11.62,"az":332.2,"t":"2042-01-29T01:15:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-12.05,"az":333.2,"t":"2042-01-29T01:20:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-12.46,"az":334.2,"t":"2042-01-29T01:25:00Z","terrain":-0.32},{"above_terrain":false,"airmass":null,"alt":-12.86,"az":335.3,"t":"2042-01-29T01:30:00Z","terrain":-0.65},{"above_terrain":false,"airmass":null,"alt":-13.24,"az":336.3,"t":"2042-01-29T01:35:00Z","terrain":-0.8},{"above_terrain":false,"airmass":null,"alt":-13.61,"az":337.3,"t":"2042-01-29T01:40:00Z","terrain":-0.64},{"above_terrain":false,"airmass":null,"alt":-13.97,"az":338.4,"t":"2042-01-29T01:45:00Z","terrain":-0.58},{"above_terrain":false,"airmass":null,"alt":-14.3,"az":339.4,"t":"2042-01-29T01:50:00Z","terrain":-0.65},{"above_terrain":false,"airmass":null,"alt":-14.62,"az":340.5,"t":"2042-01-29T01:55:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-14.93,"az":341.6,"t":"2042-01-29T02:00:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-15.22,"az":342.6,"t":"2042-01-29T02:05:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-15.49,"az":343.7,"t":"2042-01-29T02:10:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-15.74,"az":344.8,"t":"2042-01-29T02:15:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-15.98,"az":345.9,"t":"2042-01-29T02:20:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-16.2,"az":347.0,"t":"2042-01-29T02:25:00Z","terrain":-0.42},{"above_terrain":false,"airmass":null,"alt":-16.4,"az":348.1,"t":"2042-01-29T02:30:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-16.58,"az":349.2,"t":"2042-01-29T02:35:00Z","terrain":0.03},{"above_terrain":false,"airmass":null,"alt":-16.75,"az":350.3,"t":"2042-01-29T02:40:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-16.9,"az":351.4,"t":"2042-01-29T02:45:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-17.03,"az":352.5,"t":"2042-01-29T02:50:00Z","terrain":0.39},{"above_terrain":false,"airmass":null,"alt":-17.14,"az":353.7,"t":"2042-01-29T02:55:00Z","terrain":0.58},{"above_terrain":false,"airmass":null,"alt":-17.23,"az":354.8,"t":"2042-01-29T03:00:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-17.31,"az":355.9,"t":"2042-01-29T03:05:00Z","terrain":0.74},{"above_terrain":false,"airmass":null,"alt":-17.37,"az":357.0,"t":"2042-01-29T03:10:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-17.41,"az":358.2,"t":"2042-01-29T03:15:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-17.43,"az":359.3,"t":"2042-01-29T03:20:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-17.43,"az":0.4,"t":"2042-01-29T03:25:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-17.42,"az":1.5,"t":"2042-01-29T03:30:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-17.38,"az":2.7,"t":"2042-01-29T03:35:00Z","terrain":-0.05},{"above_terrain":false,"airmass":null,"alt":-17.33,"az":3.8,"t":"2042-01-29T03:40:00Z","terrain":-0.25},{"above_terrain":false,"airmass":null,"alt":-17.26,"az":4.9,"t":"2042-01-29T03:45:00Z","terrain":-0.42},{"above_terrain":false,"airmass":null,"alt":-17.17,"az":6.0,"t":"2042-01-29T03:50:00Z","terrain":-0.58},{"above_terrain":false,"airmass":null,"alt":-17.06,"az":7.2,"t":"2042-01-29T03:55:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-16.93,"az":8.3,"t":"2042-01-29T04:00:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-16.79,"az":9.4,"t":"2042-01-29T04:05:00Z","terrain":-0.64},{"above_terrain":false,"airmass":null,"alt":-16.63,"az":10.5,"t":"2042-01-29T04:10:00Z","terrain":-0.5},{"above_terrain":false,"airmass":null,"alt":-16.45,"az":11.6,"t":"2042-01-29T04:15:00Z","terrain":-0.27},{"above_terrain":false,"airmass":null,"alt":-16.25,"az":12.7,"t":"2042-01-29T04:20:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-16.04,"az":13.8,"t":"2042-01-29T04:25:00Z","terrain":0.06},{"above_terrain":false,"airmass":null,"alt":-15.81,"az":14.9,"t":"2042-01-29T04:30:00Z","terrain":0.38},{"above_terrain":false,"airmass":null,"alt":-15.56,"az":16.0,"t":"2042-01-29T04:35:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-15.29,"az":17.1,"t":"2042-01-29T04:40:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-15.01,"az":18.1,"t":"2042-01-29T04:45:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-14.71,"az":19.2,"t":"2042-01-29T04:50:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-14.39,"az":20.3,"t":"2042-01-29T04:55:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-14.06,"az":21.3,"t":"2042-01-29T05:00:00Z","terrain":0.79},{"above_terrain":false,"airmass":null,"alt":-13.71,"az":22.4,"t":"2042-01-29T05:05:00Z","terrain":1.05},{"above_terrain":false,"airmass":null,"alt":-13.35,"az":23.4,"t":"2042-01-29T05:10:00Z","terrain":1.06},{"above_terrain":false,"airmass":null,"alt":-12.97,"az":24.4,"t":"2042-01-29T05:15:00Z","terrain":1.05},{"above_terrain":false,"airmass":null,"alt":-12.57,"az":25.5,"t":"2042-01-29T05:20:00Z","terrain":1.28},{"above_terrain":false,"airmass":null,"alt":-12.16,"az":26.5,"t":"2042-01-29T05:25:00Z","terrain":1.31},{"above_terrain":false,"airmass":null,"alt":-11.74,"az":27.5,"t":"2042-01-29T05:30:00Z","terrain":1.23},{"above_terrain":false,"airmass":null,"alt":-11.3,"az":28.5,"t":"2042-01-29T05:35:00Z","terrain":1.09},{"above_terrain":false,"airmass":null,"alt":-10.84,"az":29.5,"t":"2042-01-29T05:40:00Z","terrain":1.07},{"above_terrain":false,"airmass":null,"alt":-10.38,"az":30.5,"t":"2042-01-29T05:45:00Z","terrain":1.23},{"above_terrain":false,"airmass":null,"alt":-9.9,"az":31.5,"t":"2042-01-29T05:50:00Z","terrain":1.32},{"above_terrain":false,"airmass":null,"alt":-9.4,"az":32.4,"t":"2042-01-29T05:55:00Z","terrain":1.18},{"above_terrain":false,"airmass":null,"alt":-8.89,"az":33.4,"t":"2042-01-29T06:00:00Z","terrain":0.77},{"above_terrain":false,"airmass":null,"alt":-8.37,"az":34.3,"t":"2042-01-29T06:05:00Z","terrain":0.3},{"above_terrain":false,"airmass":null,"alt":-7.84,"az":35.3,"t":"2042-01-29T06:10:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-7.29,"az":36.2,"t":"2042-01-29T06:15:00Z","terrain":0.0},{"above_terrain":false,"airmass":null,"alt":-6.73,"az":37.1,"t":"2042-01-29T06:20:00Z","terrain":-0.11},{"above_terrain":false,"airmass":null,"alt":-6.16,"az":38.1,"t":"2042-01-29T06:25:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-5.58,"az":39.0,"t":"2042-01-29T06:30:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-4.98,"az":39.9,"t":"2042-01-29T06:35:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-4.38,"az":40.8,"t":"2042-01-29T06:40:00Z","terrain":0.0},{"above_terrain":false,"airmass":null,"alt":-3.76,"az":41.6,"t":"2042-01-29T06:45:00Z","terrain":0.08},{"above_terrain":false,"airmass":null,"alt":-3.13,"az":42.5,"t":"2042-01-29T06:50:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-2.49,"az":43.4,"t":"2042-01-29T06:55:00Z","terrain":0.31},{"above_terrain":false,"airmass":null,"alt":-1.85,"az":44.3,"t":"2042-01-29T07:00:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-1.19,"az":45.1,"t":"2042-01-29T07:05:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-0.52,"az":45.9,"t":"2042-01-29T07:10:00Z","terrain":0.67},{"above_terrain":false,"airmass":35.66,"alt":0.16,"az":46.8,"t":"2042-01-29T07:15:00Z","terrain":0.62},{"above_terrain":true,"airmass":27.74,"alt":0.84,"az":47.6,"t":"2042-01-29T07:20:00Z","terrain":0.56},{"above_terrain":true,"airmass":22.17,"alt":1.54,"az":48.4,"t":"2042-01-29T07:25:00Z","terrain":0.48},{"above_terrain":true,"airmass":18.2,"alt":2.24,"az":49.2,"t":"2042-01-29T07:30:00Z","terrain":0.41},{"above_terrain":true,"airmass":15.29,"alt":2.96,"az":50.1,"t":"2042-01-29T07:35:00Z","terrain":0.41},{"above_terrain":true,"airmass":13.1,"alt":3.68,"az":50.9,"t":"2042-01-29T07:40:00Z","terrain":0.51},{"above_terrain":true,"airmass":11.4,"alt":4.41,"az":51.6,"t":"2042-01-29T07:45:00Z","terrain":0.59},{"above_terrain":true,"airmass":10.06,"alt":5.15,"az":52.4,"t":"2042-01-29T07:50:00Z","terrain":0.72},{"above_terrain":true,"airmass":8.98,"alt":5.89,"az":53.2,"t":"2042-01-29T07:55:00Z","terrain":0.87},{"above_terrain":true,"airmass":8.09,"alt":6.65,"az":54.0,"t":"2042-01-29T08:00:00Z","terrain":1.0},{"above_terrain":true,"airmass":7.35,"alt":7.41,"az":54.7,"t":"2042-01-29T08:05:00Z","terrain":1.06},{"above_terrain":true,"airmass":6.72,"alt":8.18,"az":55.5,"t":"2042-01-29T08:10:00Z","terrain":1.06},{"above_terrain":true,"airmass":6.19,"alt":8.95,"az":56.3,"t":"2042-01-29T08:15:00Z","terrain":1.06},{"above_terrain":true,"airmass":5.73,"alt":9.73,"az":57.0,"t":"2042-01-29T08:20:00Z","terrain":1.07},{"above_terrain":true,"airmass":5.33,"alt":10.52,"az":57.8,"t":"2042-01-29T08:25:00Z","terrain":1.21},{"above_terrain":true,"airmass":4.98,"alt":11.31,"az":58.5,"t":"2042-01-29T08:30:00Z","terrain":1.23},{"above_terrain":true,"airmass":4.67,"alt":12.12,"az":59.2,"t":"2042-01-29T08:35:00Z","terrain":1.2},{"above_terrain":true,"airmass":4.39,"alt":12.92,"az":60.0,"t":"2042-01-29T08:40:00Z","terrain":1.17},{"above_terrain":true,"airmass":4.14,"alt":13.74,"az":60.7,"t":"2042-01-29T08:45:00Z","terrain":1.12},{"above_terrain":true,"airmass":3.92,"alt":14.56,"az":61.4,"t":"2042-01-29T08:50:00Z","terrain":1.06},{"above_terrain":true,"airmass":3.72,"alt":15.38,"az":62.1,"t":"2042-01-29T08:55:00Z","terrain":1.0},{"above_terrain":true,"airmass":3.54,"alt":16.21,"az":62.8,"t":"2042-01-29T09:00:00Z","terrain":0.93},{"above_terrain":true,"airmass":3.38,"alt":17.04,"az":63.5,"t":"2042-01-29T09:05:00Z","terrain":0.84},{"above_terrain":true,"airmass":3.23,"alt":17.89,"az":64.2,"t":"2042-01-29T09:10:00Z","terrain":0.77},{"above_terrain":true,"airmass":3.09,"alt":18.73,"az":64.9,"t":"2042-01-29T09:15:00Z","terrain":0.77},{"above_terrain":true,"airmass":2.96,"alt":19.58,"az":65.6,"t":"2042-01-29T09:20:00Z","terrain":0.81},{"above_terrain":true,"airmass":2.84,"alt":20.44,"az":66.3,"t":"2042-01-29T09:25:00Z","terrain":0.86},{"above_terrain":true,"airmass":2.74,"alt":21.3,"az":67.0,"t":"2042-01-29T09:30:00Z","terrain":0.93},{"above_terrain":true,"airmass":2.64,"alt":22.16,"az":67.7,"t":"2042-01-29T09:35:00Z","terrain":0.97},{"above_terrain":true,"airmass":2.54,"alt":23.03,"az":68.4,"t":"2042-01-29T09:40:00Z","terrain":1.01},{"above_terrain":true,"airmass":2.46,"alt":23.9,"az":69.1,"t":"2042-01-29T09:45:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.38,"alt":24.78,"az":69.8,"t":"2042-01-29T09:50:00Z","terrain":1.18},{"above_terrain":true,"airmass":2.3,"alt":25.66,"az":70.5,"t":"2042-01-29T09:55:00Z","terrain":1.24},{"above_terrain":true,"airmass":2.23,"alt":26.54,"az":71.1,"t":"2042-01-29T10:00:00Z","terrain":1.25}],"transit":{"airmass":1.02,"alt":79.2,"az":179.8,"t":"2042-01-28T15:25:00Z"},"usable_hours":4.25,"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."]}