{"assessment":{"best_window":{"end":"2028-01-30T22:40Z","end_local":"00:40","hours":5.5,"label":"good","mean_quality":0.91,"start":"2028-01-30T17:10Z","start_local":"19:10"},"cost":{"altitude":5.85,"clouds":0.0,"darkness":1.33,"moon":0.14},"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 worth it \u2014 weather unknown","hourly":[{"alt":64,"cloud":null,"high":null,"iso":"2028-01-30T16:00Z","label":"unusable","low":null,"mid":null,"moon_alt":34,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"18:00","wind":null},{"alt":71,"cloud":null,"high":null,"iso":"2028-01-30T17:00Z","label":"marginal","low":null,"mid":null,"moon_alt":25,"precip":null,"q":0.47,"rh":null,"sky":"astronomical twilight","temp":null,"time":"19:00","wind":null},{"alt":72,"cloud":null,"high":null,"iso":"2028-01-30T18:00Z","label":"good","low":null,"mid":null,"moon_alt":15,"precip":null,"q":0.94,"rh":null,"sky":"night","temp":null,"time":"20:00","wind":null},{"alt":65,"cloud":null,"high":null,"iso":"2028-01-30T19:00Z","label":"good","low":null,"mid":null,"moon_alt":4,"precip":null,"q":0.95,"rh":null,"sky":"night","temp":null,"time":"21:00","wind":null},{"alt":55,"cloud":null,"high":null,"iso":"2028-01-30T20:00Z","label":"good","low":null,"mid":null,"moon_alt":-7,"precip":null,"q":0.96,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":44,"cloud":null,"high":null,"iso":"2028-01-30T21:00Z","label":"good","low":null,"mid":null,"moon_alt":-17,"precip":null,"q":0.89,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":32,"cloud":null,"high":null,"iso":"2028-01-30T22:00Z","label":"good","low":null,"mid":null,"moon_alt":-27,"precip":null,"q":0.82,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":21,"cloud":null,"high":null,"iso":"2028-01-30T23:00Z","label":"marginal","low":null,"mid":null,"moon_alt":-35,"precip":null,"q":0.45,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":11,"cloud":null,"high":null,"iso":"2028-01-31T00:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-42,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":1,"cloud":null,"high":null,"iso":"2028-01-31T01:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-45,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":-8,"cloud":null,"high":null,"iso":"2028-01-31T02:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-45,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":-16,"cloud":null,"high":null,"iso":"2028-01-31T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-41,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":-21,"cloud":null,"high":null,"iso":"2028-01-31T04:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-34,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"06:00","wind":null},{"alt":-24,"cloud":null,"high":null,"iso":"2028-01-31T05:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-26,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"07:00","wind":null}],"peak_quality":1.0,"peak_sky":1.0,"quality_hours":5.55,"reasons":["the target being low or below 20\u00b0 cost 5.9 quality-hours","daylight and twilight cost 1.3 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":100,"score_weather":null,"sky_hours":5.55,"verdict":"unknown","verdict_astronomy":"good","weather_known":false,"windows":[{"end":"2028-01-30T16:05Z","end_local":"18:05","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2028-01-30T15:30Z","start_local":"17:30"},{"end":"2028-01-30T16:40Z","end_local":"18:40","hours":0.58,"label":"poor","mean_quality":0.14,"start":"2028-01-30T16:05Z","start_local":"18:05"},{"end":"2028-01-30T17:10Z","end_local":"19:10","hours":0.5,"label":"marginal","mean_quality":0.47,"start":"2028-01-30T16:40Z","start_local":"18:40"},{"end":"2028-01-30T22:40Z","end_local":"00:40","hours":5.5,"label":"good","mean_quality":0.91,"start":"2028-01-30T17:10Z","start_local":"19:10"},{"end":"2028-01-30T23:10Z","end_local":"01:10","hours":0.5,"label":"marginal","mean_quality":0.5,"start":"2028-01-30T22:40Z","start_local":"00:40"},{"end":"2028-01-31T05:35Z","end_local":"07:35","hours":6.42,"label":"unusable","mean_quality":0.0,"start":"2028-01-30T23:10Z","start_local":"01:10"}]},"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":"2028-01-30T17:08:59Z","dark_hours":10.84,"dark_to":"2028-01-31T03:59:13Z","moon":{"illumination":0.157,"phase":"waxing crescent","waxing":true},"moon_free_dark_hours":8.62,"moonrise":"2028-01-31T07:27:50Z","moonset":"2028-01-30T19:21:16Z","sunrise":"2028-01-31T05:34:46Z","sunset":"2028-01-30T15:33:12Z","twilight":{"astronomical":{"end":"2028-01-30T17:08:59Z","start":"2028-01-31T03:59:13Z"},"civil":{"end":"2028-01-30T16:02:50Z","start":"2028-01-31T05:05:13Z"},"nautical":{"end":"2028-01-30T16:36:15Z","start":"2028-01-31T04:31:52Z"}},"window_end":"2028-01-31T10:00:00Z","window_start":"2028-01-30T10:00:00Z"},"night_date":"2028-01-30","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.05,"alt":72.5,"t":"2028-01-30T17:30:00Z"},"dec":24.11388889,"dec_of_date":24.1995,"dec_str":"+24\u00b0 06' 50.0\"","good_hours":5.08,"limit_rise":"2028-01-30T11:55:28Z","limit_set":"2028-01-30T23:06:52Z","max_az_rate_deg_per_min":0.76,"moon_separation":62.5,"never_rises":false,"ra":56.60083333,"ra_of_date":57.0193,"ra_str":"03h 46m 24.2s","resolved":{"common_name":"Seven Sisters","dec":24.11388889,"name":"Cl Melotte 22","ra":56.60083333,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=M45","source":"sesame","type":"OpC","type_text":"open cluster"},"summary":"5.1 dark hours above 30\u00b0 \u2014 a proper target for this night.","terrain":{"available":true,"behind_at":"2028-01-31T01:05:26Z","blocked_dark_hours":0,"clears_at":"2028-01-30T10:05:47Z","rise_az":58.7},"track":[{"above_terrain":false,"airmass":33.65,"alt":0.31,"az":57.0,"t":"2028-01-30T10:00:00Z","terrain":1.08},{"above_terrain":false,"airmass":25.47,"alt":1.1,"az":57.9,"t":"2028-01-30T10:05:00Z","terrain":1.22},{"above_terrain":true,"airmass":20.01,"alt":1.89,"az":58.7,"t":"2028-01-30T10:10:00Z","terrain":1.22},{"above_terrain":true,"airmass":16.25,"alt":2.7,"az":59.5,"t":"2028-01-30T10:15:00Z","terrain":1.19},{"above_terrain":true,"airmass":13.57,"alt":3.51,"az":60.3,"t":"2028-01-30T10:20:00Z","terrain":1.15},{"above_terrain":true,"airmass":11.58,"alt":4.32,"az":61.1,"t":"2028-01-30T10:25:00Z","terrain":1.08},{"above_terrain":true,"airmass":10.06,"alt":5.15,"az":61.9,"t":"2028-01-30T10:30:00Z","terrain":1.02},{"above_terrain":true,"airmass":8.87,"alt":5.97,"az":62.7,"t":"2028-01-30T10:35:00Z","terrain":0.94},{"above_terrain":true,"airmass":7.92,"alt":6.81,"az":63.5,"t":"2028-01-30T10:40:00Z","terrain":0.84},{"above_terrain":true,"airmass":7.14,"alt":7.65,"az":64.3,"t":"2028-01-30T10:45:00Z","terrain":0.77},{"above_terrain":true,"airmass":6.49,"alt":8.5,"az":65.0,"t":"2028-01-30T10:50:00Z","terrain":0.77},{"above_terrain":true,"airmass":5.95,"alt":9.35,"az":65.8,"t":"2028-01-30T10:55:00Z","terrain":0.82},{"above_terrain":true,"airmass":5.48,"alt":10.2,"az":66.6,"t":"2028-01-30T11:00:00Z","terrain":0.89},{"above_terrain":true,"airmass":5.08,"alt":11.06,"az":67.3,"t":"2028-01-30T11:05:00Z","terrain":0.95},{"above_terrain":true,"airmass":4.74,"alt":11.93,"az":68.1,"t":"2028-01-30T11:10:00Z","terrain":1.0},{"above_terrain":true,"airmass":4.43,"alt":12.8,"az":68.9,"t":"2028-01-30T11:15:00Z","terrain":1.04},{"above_terrain":true,"airmass":4.16,"alt":13.68,"az":69.6,"t":"2028-01-30T11:20:00Z","terrain":1.16},{"above_terrain":true,"airmass":3.92,"alt":14.56,"az":70.4,"t":"2028-01-30T11:25:00Z","terrain":1.23},{"above_terrain":true,"airmass":3.71,"alt":15.44,"az":71.1,"t":"2028-01-30T11:30:00Z","terrain":1.25},{"above_terrain":true,"airmass":3.52,"alt":16.33,"az":71.9,"t":"2028-01-30T11:35:00Z","terrain":1.21},{"above_terrain":true,"airmass":3.35,"alt":17.22,"az":72.6,"t":"2028-01-30T11:40:00Z","terrain":1.07},{"above_terrain":true,"airmass":3.19,"alt":18.11,"az":73.4,"t":"2028-01-30T11:45:00Z","terrain":0.89},{"above_terrain":true,"airmass":3.05,"alt":19.01,"az":74.1,"t":"2028-01-30T11:50:00Z","terrain":0.72},{"above_terrain":true,"airmass":2.91,"alt":19.91,"az":74.9,"t":"2028-01-30T11:55:00Z","terrain":0.64},{"above_terrain":true,"airmass":2.8,"alt":20.82,"az":75.6,"t":"2028-01-30T12:00:00Z","terrain":0.68},{"above_terrain":true,"airmass":2.69,"alt":21.73,"az":76.4,"t":"2028-01-30T12:05:00Z","terrain":0.71},{"above_terrain":true,"airmass":2.58,"alt":22.64,"az":77.1,"t":"2028-01-30T12:10:00Z","terrain":0.69},{"above_terrain":true,"airmass":2.49,"alt":23.55,"az":77.8,"t":"2028-01-30T12:15:00Z","terrain":0.64},{"above_terrain":true,"airmass":2.4,"alt":24.47,"az":78.6,"t":"2028-01-30T12:20:00Z","terrain":0.59},{"above_terrain":true,"airmass":2.32,"alt":25.39,"az":79.3,"t":"2028-01-30T12:25:00Z","terrain":0.53},{"above_terrain":true,"airmass":2.25,"alt":26.31,"az":80.1,"t":"2028-01-30T12:30:00Z","terrain":0.48},{"above_terrain":true,"airmass":2.18,"alt":27.23,"az":80.9,"t":"2028-01-30T12:35:00Z","terrain":0.65},{"above_terrain":true,"airmass":2.11,"alt":28.16,"az":81.6,"t":"2028-01-30T12:40:00Z","terrain":0.75},{"above_terrain":true,"airmass":2.05,"alt":29.08,"az":82.4,"t":"2028-01-30T12:45:00Z","terrain":0.68},{"above_terrain":true,"airmass":1.99,"alt":30.01,"az":83.1,"t":"2028-01-30T12:50:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.94,"alt":30.94,"az":83.9,"t":"2028-01-30T12:55:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.89,"alt":31.87,"az":84.7,"t":"2028-01-30T13:00:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.84,"alt":32.8,"az":85.5,"t":"2028-01-30T13:05:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.8,"alt":33.74,"az":86.3,"t":"2028-01-30T13:10:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.75,"alt":34.67,"az":87.1,"t":"2028-01-30T13:15:00Z","terrain":0.06},{"above_terrain":true,"airmass":1.71,"alt":35.61,"az":87.9,"t":"2028-01-30T13:20:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.68,"alt":36.54,"az":88.7,"t":"2028-01-30T13:25:00Z","terrain":-0.16},{"above_terrain":true,"airmass":1.64,"alt":37.48,"az":89.5,"t":"2028-01-30T13:30:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.61,"alt":38.41,"az":90.3,"t":"2028-01-30T13:35:00Z","terrain":-0.18},{"above_terrain":true,"airmass":1.57,"alt":39.35,"az":91.2,"t":"2028-01-30T13:40:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.54,"alt":40.29,"az":92.0,"t":"2028-01-30T13:45:00Z","terrain":0.11},{"above_terrain":true,"airmass":1.52,"alt":41.22,"az":92.9,"t":"2028-01-30T13:50:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.49,"alt":42.16,"az":93.8,"t":"2028-01-30T13:55:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.46,"alt":43.09,"az":94.7,"t":"2028-01-30T14:00:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.44,"alt":44.02,"az":95.6,"t":"2028-01-30T14:05:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.41,"alt":44.95,"az":96.5,"t":"2028-01-30T14:10:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.39,"alt":45.88,"az":97.5,"t":"2028-01-30T14:15:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.37,"alt":46.81,"az":98.4,"t":"2028-01-30T14:20:00Z","terrain":0.59},{"above_terrain":true,"airmass":1.35,"alt":47.73,"az":99.4,"t":"2028-01-30T14:25:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.33,"alt":48.65,"az":100.4,"t":"2028-01-30T14:30:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.31,"alt":49.57,"az":101.5,"t":"2028-01-30T14:35:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.3,"alt":50.49,"az":102.6,"t":"2028-01-30T14:40:00Z","terrain":-0.14},{"above_terrain":true,"airmass":1.28,"alt":51.4,"az":103.6,"t":"2028-01-30T14:45:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.26,"alt":52.31,"az":104.8,"t":"2028-01-30T14:50:00Z","terrain":-0.16},{"above_terrain":true,"airmass":1.25,"alt":53.21,"az":105.9,"t":"2028-01-30T14:55:00Z","terrain":-0.61},{"above_terrain":true,"airmass":1.23,"alt":54.11,"az":107.1,"t":"2028-01-30T15:00:00Z","terrain":-0.65},{"above_terrain":true,"airmass":1.22,"alt":55.0,"az":108.4,"t":"2028-01-30T15:05:00Z","terrain":-1.02},{"above_terrain":true,"airmass":1.21,"alt":55.88,"az":109.6,"t":"2028-01-30T15:10:00Z","terrain":-1.16},{"above_terrain":true,"airmass":1.19,"alt":56.76,"az":111.0,"t":"2028-01-30T15:15:00Z","terrain":-1.32},{"above_terrain":true,"airmass":1.18,"alt":57.63,"az":112.3,"t":"2028-01-30T15:20:00Z","terrain":-1.4},{"above_terrain":true,"airmass":1.17,"alt":58.49,"az":113.7,"t":"2028-01-30T15:25:00Z","terrain":-1.57},{"above_terrain":true,"airmass":1.16,"alt":59.34,"az":115.2,"t":"2028-01-30T15:30:00Z","terrain":-1.5},{"above_terrain":true,"airmass":1.15,"alt":60.19,"az":116.8,"t":"2028-01-30T15:35:00Z","terrain":-1.59},{"above_terrain":true,"airmass":1.14,"alt":61.02,"az":118.4,"t":"2028-01-30T15:40:00Z","terrain":-1.44},{"above_terrain":true,"airmass":1.13,"alt":61.83,"az":120.0,"t":"2028-01-30T15:45:00Z","terrain":-1.24},{"above_terrain":true,"airmass":1.13,"alt":62.64,"az":121.8,"t":"2028-01-30T15:50:00Z","terrain":-1.2},{"above_terrain":true,"airmass":1.12,"alt":63.42,"az":123.6,"t":"2028-01-30T15:55:00Z","terrain":-1.45},{"above_terrain":true,"airmass":1.11,"alt":64.19,"az":125.5,"t":"2028-01-30T16:00:00Z","terrain":-1.62},{"above_terrain":true,"airmass":1.1,"alt":64.95,"az":127.5,"t":"2028-01-30T16:05:00Z","terrain":-1.47},{"above_terrain":true,"airmass":1.1,"alt":65.68,"az":129.6,"t":"2028-01-30T16:10:00Z","terrain":-1.4},{"above_terrain":true,"airmass":1.09,"alt":66.39,"az":131.8,"t":"2028-01-30T16:15:00Z","terrain":-1.65},{"above_terrain":true,"airmass":1.09,"alt":67.07,"az":134.2,"t":"2028-01-30T16:20:00Z","terrain":-1.5},{"above_terrain":true,"airmass":1.08,"alt":67.73,"az":136.6,"t":"2028-01-30T16:25:00Z","terrain":-1.21},{"above_terrain":true,"airmass":1.08,"alt":68.36,"az":139.2,"t":"2028-01-30T16:30:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.07,"alt":68.95,"az":141.8,"t":"2028-01-30T16:35:00Z","terrain":-1.28},{"above_terrain":true,"airmass":1.07,"alt":69.51,"az":144.6,"t":"2028-01-30T16:40:00Z","terrain":-1.43},{"above_terrain":true,"airmass":1.06,"alt":70.03,"az":147.6,"t":"2028-01-30T16:45:00Z","terrain":-1.38},{"above_terrain":true,"airmass":1.06,"alt":70.51,"az":150.7,"t":"2028-01-30T16:50:00Z","terrain":-1.21},{"above_terrain":true,"airmass":1.06,"alt":70.95,"az":153.9,"t":"2028-01-30T16:55:00Z","terrain":-1.02},{"above_terrain":true,"airmass":1.06,"alt":71.34,"az":157.2,"t":"2028-01-30T17:00:00Z","terrain":-1.08},{"above_terrain":true,"airmass":1.05,"alt":71.68,"az":160.6,"t":"2028-01-30T17:05:00Z","terrain":-1.07},{"above_terrain":true,"airmass":1.05,"alt":71.96,"az":164.2,"t":"2028-01-30T17:10:00Z","terrain":-1.5},{"above_terrain":true,"airmass":1.05,"alt":72.18,"az":167.8,"t":"2028-01-30T17:15:00Z","terrain":-0.99},{"above_terrain":true,"airmass":1.05,"alt":72.35,"az":171.5,"t":"2028-01-30T17:20:00Z","terrain":-0.61},{"above_terrain":true,"airmass":1.05,"alt":72.46,"az":175.3,"t":"2028-01-30T17:25:00Z","terrain":-0.44},{"above_terrain":true,"airmass":1.05,"alt":72.5,"az":179.1,"t":"2028-01-30T17:30:00Z","terrain":-0.43},{"above_terrain":true,"airmass":1.05,"alt":72.49,"az":182.9,"t":"2028-01-30T17:35:00Z","terrain":-0.62},{"above_terrain":true,"airmass":1.05,"alt":72.41,"az":186.7,"t":"2028-01-30T17:40:00Z","terrain":-0.65},{"above_terrain":true,"airmass":1.05,"alt":72.27,"az":190.4,"t":"2028-01-30T17:45:00Z","terrain":-0.52},{"above_terrain":true,"airmass":1.05,"alt":72.07,"az":194.1,"t":"2028-01-30T17:50:00Z","terrain":-0.48},{"above_terrain":true,"airmass":1.05,"alt":71.81,"az":197.7,"t":"2028-01-30T17:55:00Z","terrain":-0.39},{"above_terrain":true,"airmass":1.05,"alt":71.5,"az":201.2,"t":"2028-01-30T18:00:00Z","terrain":-0.51},{"above_terrain":true,"airmass":1.06,"alt":71.14,"az":204.6,"t":"2028-01-30T18:05:00Z","terrain":-0.34},{"above_terrain":true,"airmass":1.06,"alt":70.73,"az":207.8,"t":"2028-01-30T18:10:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.06,"alt":70.27,"az":211.0,"t":"2028-01-30T18:15:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.07,"alt":69.76,"az":214.0,"t":"2028-01-30T18:20:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.07,"alt":69.22,"az":216.9,"t":"2028-01-30T18:25:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.07,"alt":68.64,"az":219.6,"t":"2028-01-30T18:30:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.08,"alt":68.03,"az":222.2,"t":"2028-01-30T18:35:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.08,"alt":67.38,"az":224.7,"t":"2028-01-30T18:40:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.09,"alt":66.71,"az":227.1,"t":"2028-01-30T18:45:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.09,"alt":66.01,"az":229.3,"t":"2028-01-30T18:50:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.1,"alt":65.29,"az":231.5,"t":"2028-01-30T18:55:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.11,"alt":64.55,"az":233.5,"t":"2028-01-30T19:00:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.11,"alt":63.79,"az":235.5,"t":"2028-01-30T19:05:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.12,"alt":63.01,"az":237.4,"t":"2028-01-30T19:10:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.13,"alt":62.21,"az":239.1,"t":"2028-01-30T19:15:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.14,"alt":61.4,"az":240.9,"t":"2028-01-30T19:20:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.15,"alt":60.58,"az":242.5,"t":"2028-01-30T19:25:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.16,"alt":59.74,"az":244.1,"t":"2028-01-30T19:30:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.17,"alt":58.89,"az":245.6,"t":"2028-01-30T19:35:00Z","terrain":1.1},{"above_terrain":true,"airmass":1.18,"alt":58.04,"az":247.0,"t":"2028-01-30T19:40:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.19,"alt":57.17,"az":248.4,"t":"2028-01-30T19:45:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.2,"alt":56.3,"az":249.7,"t":"2028-01-30T19:50:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.21,"alt":55.42,"az":251.0,"t":"2028-01-30T19:55:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.23,"alt":54.53,"az":252.3,"t":"2028-01-30T20:00:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.24,"alt":53.63,"az":253.5,"t":"2028-01-30T20:05:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.26,"alt":52.73,"az":254.7,"t":"2028-01-30T20:10:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.27,"alt":51.83,"az":255.8,"t":"2028-01-30T20:15:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.29,"alt":50.92,"az":256.9,"t":"2028-01-30T20:20:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.3,"alt":50.0,"az":258.0,"t":"2028-01-30T20:25:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.32,"alt":49.09,"az":259.1,"t":"2028-01-30T20:30:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.34,"alt":48.17,"az":260.1,"t":"2028-01-30T20:35:00Z","terrain":0.59},{"above_terrain":true,"airmass":1.36,"alt":47.24,"az":261.1,"t":"2028-01-30T20:40:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.38,"alt":46.32,"az":262.1,"t":"2028-01-30T20:45:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.4,"alt":45.39,"az":263.0,"t":"2028-01-30T20:50:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.43,"alt":44.46,"az":264.0,"t":"2028-01-30T20:55:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.45,"alt":43.53,"az":264.9,"t":"2028-01-30T21:00:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.48,"alt":42.59,"az":265.8,"t":"2028-01-30T21:05:00Z","terrain":0.45},{"above_terrain":true,"airmass":1.5,"alt":41.66,"az":266.7,"t":"2028-01-30T21:10:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.53,"alt":40.73,"az":267.6,"t":"2028-01-30T21:15:00Z","terrain":0.62},{"above_terrain":true,"airmass":1.56,"alt":39.79,"az":268.4,"t":"2028-01-30T21:20:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.59,"alt":38.85,"az":269.3,"t":"2028-01-30T21:25:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.62,"alt":37.92,"az":270.1,"t":"2028-01-30T21:30:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.66,"alt":36.98,"az":270.9,"t":"2028-01-30T21:35:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.7,"alt":36.05,"az":271.8,"t":"2028-01-30T21:40:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.74,"alt":35.11,"az":272.6,"t":"2028-01-30T21:45:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.78,"alt":34.18,"az":273.4,"t":"2028-01-30T21:50:00Z","terrain":0.08},{"above_terrain":true,"airmass":1.82,"alt":33.24,"az":274.2,"t":"2028-01-30T21:55:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.87,"alt":32.31,"az":274.9,"t":"2028-01-30T22:00:00Z","terrain":0.08},{"above_terrain":true,"airmass":1.92,"alt":31.38,"az":275.7,"t":"2028-01-30T22:05:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.97,"alt":30.45,"az":276.5,"t":"2028-01-30T22:10:00Z","terrain":-0.07},{"above_terrain":true,"airmass":2.02,"alt":29.52,"az":277.3,"t":"2028-01-30T22:15:00Z","terrain":-0.12},{"above_terrain":true,"airmass":2.08,"alt":28.59,"az":278.0,"t":"2028-01-30T22:20:00Z","terrain":-0.08},{"above_terrain":true,"airmass":2.15,"alt":27.66,"az":278.8,"t":"2028-01-30T22:25:00Z","terrain":-0.03},{"above_terrain":true,"airmass":2.21,"alt":26.74,"az":279.5,"t":"2028-01-30T22:30:00Z","terrain":-0.08},{"above_terrain":true,"airmass":2.29,"alt":25.82,"az":280.3,"t":"2028-01-30T22:35:00Z","terrain":-0.08},{"above_terrain":true,"airmass":2.36,"alt":24.9,"az":281.1,"t":"2028-01-30T22:40:00Z","terrain":0.02},{"above_terrain":true,"airmass":2.45,"alt":23.98,"az":281.8,"t":"2028-01-30T22:45:00Z","terrain":-0.1},{"above_terrain":true,"airmass":2.54,"alt":23.07,"az":282.6,"t":"2028-01-30T22:50:00Z","terrain":-0.06},{"above_terrain":true,"airmass":2.64,"alt":22.15,"az":283.3,"t":"2028-01-30T22:55:00Z","terrain":0.03},{"above_terrain":true,"airmass":2.74,"alt":21.25,"az":284.0,"t":"2028-01-30T23:00:00Z","terrain":0.12},{"above_terrain":true,"airmass":2.86,"alt":20.34,"az":284.8,"t":"2028-01-30T23:05:00Z","terrain":0.21},{"above_terrain":true,"airmass":2.98,"alt":19.44,"az":285.5,"t":"2028-01-30T23:10:00Z","terrain":0.22},{"above_terrain":true,"airmass":3.12,"alt":18.54,"az":286.3,"t":"2028-01-30T23:15:00Z","terrain":0.26},{"above_terrain":true,"airmass":3.27,"alt":17.64,"az":287.0,"t":"2028-01-30T23:20:00Z","terrain":0.36},{"above_terrain":true,"airmass":3.43,"alt":16.75,"az":287.8,"t":"2028-01-30T23:25:00Z","terrain":0.22},{"above_terrain":true,"airmass":3.62,"alt":15.86,"az":288.5,"t":"2028-01-30T23:30:00Z","terrain":0.18},{"above_terrain":true,"airmass":3.82,"alt":14.97,"az":289.3,"t":"2028-01-30T23:35:00Z","terrain":0.21},{"above_terrain":true,"airmass":4.05,"alt":14.09,"az":290.0,"t":"2028-01-30T23:40:00Z","terrain":0.29},{"above_terrain":true,"airmass":4.3,"alt":13.21,"az":290.8,"t":"2028-01-30T23:45:00Z","terrain":0.45},{"above_terrain":true,"airmass":4.59,"alt":12.34,"az":291.5,"t":"2028-01-30T23:50:00Z","terrain":0.52},{"above_terrain":true,"airmass":4.91,"alt":11.47,"az":292.3,"t":"2028-01-30T23:55:00Z","terrain":0.47},{"above_terrain":true,"airmass":5.29,"alt":10.61,"az":293.1,"t":"2028-01-31T00:00:00Z","terrain":0.28},{"above_terrain":true,"airmass":5.72,"alt":9.75,"az":293.8,"t":"2028-01-31T00:05:00Z","terrain":0.26},{"above_terrain":true,"airmass":6.22,"alt":8.89,"az":294.6,"t":"2028-01-31T00:10:00Z","terrain":0.24},{"above_terrain":true,"airmass":6.82,"alt":8.05,"az":295.4,"t":"2028-01-31T00:15:00Z","terrain":0.27},{"above_terrain":true,"airmass":7.53,"alt":7.2,"az":296.2,"t":"2028-01-31T00:20:00Z","terrain":0.32},{"above_terrain":true,"airmass":8.4,"alt":6.37,"az":296.9,"t":"2028-01-31T00:25:00Z","terrain":0.26},{"above_terrain":true,"airmass":9.47,"alt":5.53,"az":297.7,"t":"2028-01-31T00:30:00Z","terrain":0.16},{"above_terrain":true,"airmass":10.82,"alt":4.71,"az":298.5,"t":"2028-01-31T00:35:00Z","terrain":0.15},{"above_terrain":true,"airmass":12.57,"alt":3.89,"az":299.3,"t":"2028-01-31T00:40:00Z","terrain":0.23},{"above_terrain":true,"airmass":14.89,"alt":3.08,"az":300.1,"t":"2028-01-31T00:45:00Z","terrain":0.36},{"above_terrain":true,"airmass":18.08,"alt":2.27,"az":300.9,"t":"2028-01-31T00:50:00Z","terrain":0.32},{"above_terrain":true,"airmass":22.64,"alt":1.47,"az":301.8,"t":"2028-01-31T00:55:00Z","terrain":0.14},{"above_terrain":true,"airmass":29.39,"alt":0.68,"az":302.6,"t":"2028-01-31T01:00:00Z","terrain":-0.1},{"above_terrain":true,"airmass":null,"alt":-0.11,"az":303.4,"t":"2028-01-31T01:05:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-0.88,"az":304.2,"t":"2028-01-31T01:10:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-1.65,"az":305.1,"t":"2028-01-31T01:15:00Z","terrain":-0.28},{"above_terrain":false,"airmass":null,"alt":-2.41,"az":305.9,"t":"2028-01-31T01:20:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-3.17,"az":306.8,"t":"2028-01-31T01:25:00Z","terrain":0.11},{"above_terrain":false,"airmass":null,"alt":-3.91,"az":307.7,"t":"2028-01-31T01:30:00Z","terrain":0.27},{"above_terrain":false,"airmass":null,"alt":-4.65,"az":308.6,"t":"2028-01-31T01:35:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-5.38,"az":309.4,"t":"2028-01-31T01:40:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-6.1,"az":310.3,"t":"2028-01-31T01:45:00Z","terrain":0.27},{"above_terrain":false,"airmass":null,"alt":-6.8,"az":311.2,"t":"2028-01-31T01:50:00Z","terrain":0.31},{"above_terrain":false,"airmass":null,"alt":-7.5,"az":312.1,"t":"2028-01-31T01:55:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-8.19,"az":313.1,"t":"2028-01-31T02:00:00Z","terrain":0.28},{"above_terrain":false,"airmass":null,"alt":-8.87,"az":314.0,"t":"2028-01-31T02:05:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-9.54,"az":314.9,"t":"2028-01-31T02:10:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-10.2,"az":315.9,"t":"2028-01-31T02:15:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-10.84,"az":316.8,"t":"2028-01-31T02:20:00Z","terrain":0.33},{"above_terrain":false,"airmass":null,"alt":-11.48,"az":317.8,"t":"2028-01-31T02:25:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-12.1,"az":318.8,"t":"2028-01-31T02:30:00Z","terrain":-0.04},{"above_terrain":false,"airmass":null,"alt":-12.71,"az":319.8,"t":"2028-01-31T02:35:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-13.31,"az":320.8,"t":"2028-01-31T02:40:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-13.89,"az":321.8,"t":"2028-01-31T02:45:00Z","terrain":0.13},{"above_terrain":false,"airmass":null,"alt":-14.46,"az":322.8,"t":"2028-01-31T02:50:00Z","terrain":0.1},{"above_terrain":false,"airmass":null,"alt":-15.02,"az":323.8,"t":"2028-01-31T02:55:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-15.57,"az":324.9,"t":"2028-01-31T03:00:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-16.1,"az":325.9,"t":"2028-01-31T03:05:00Z","terrain":-0.24},{"above_terrain":false,"airmass":null,"alt":-16.62,"az":327.0,"t":"2028-01-31T03:10:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-17.12,"az":328.1,"t":"2028-01-31T03:15:00Z","terrain":-0.22},{"above_terrain":false,"airmass":null,"alt":-17.61,"az":329.2,"t":"2028-01-31T03:20:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-18.08,"az":330.3,"t":"2028-01-31T03:25:00Z","terrain":-0.36},{"above_terrain":false,"airmass":null,"alt":-18.54,"az":331.4,"t":"2028-01-31T03:30:00Z","terrain":-0.3},{"above_terrain":false,"airmass":null,"alt":-18.98,"az":332.5,"t":"2028-01-31T03:35:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-19.4,"az":333.6,"t":"2028-01-31T03:40:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-19.81,"az":334.7,"t":"2028-01-31T03:45:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-20.2,"az":335.9,"t":"2028-01-31T03:50:00Z","terrain":-0.8},{"above_terrain":false,"airmass":null,"alt":-20.57,"az":337.0,"t":"2028-01-31T03:55:00Z","terrain":-0.72},{"above_terrain":false,"airmass":null,"alt":-20.93,"az":338.2,"t":"2028-01-31T04:00:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-21.27,"az":339.4,"t":"2028-01-31T04:05:00Z","terrain":-0.67},{"above_terrain":false,"airmass":null,"alt":-21.59,"az":340.5,"t":"2028-01-31T04:10:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-21.89,"az":341.7,"t":"2028-01-31T04:15:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-22.18,"az":342.9,"t":"2028-01-31T04:20:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-22.44,"az":344.1,"t":"2028-01-31T04:25:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-22.69,"az":345.3,"t":"2028-01-31T04:30:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-22.92,"az":346.5,"t":"2028-01-31T04:35:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-23.12,"az":347.8,"t":"2028-01-31T04:40:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-23.31,"az":349.0,"t":"2028-01-31T04:45:00Z","terrain":-0.0},{"above_terrain":false,"airmass":null,"alt":-23.48,"az":350.2,"t":"2028-01-31T04:50:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-23.63,"az":351.5,"t":"2028-01-31T04:55:00Z","terrain":0.2},{"above_terrain":false,"airmass":null,"alt":-23.76,"az":352.7,"t":"2028-01-31T05:00:00Z","terrain":0.43},{"above_terrain":false,"airmass":null,"alt":-23.87,"az":353.9,"t":"2028-01-31T05:05:00Z","terrain":0.61},{"above_terrain":false,"airmass":null,"alt":-23.96,"az":355.2,"t":"2028-01-31T05:10:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-24.02,"az":356.4,"t":"2028-01-31T05:15:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-24.07,"az":357.7,"t":"2028-01-31T05:20:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-24.1,"az":358.9,"t":"2028-01-31T05:25:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-24.11,"az":0.2,"t":"2028-01-31T05:30:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-24.09,"az":1.5,"t":"2028-01-31T05:35:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-24.06,"az":2.7,"t":"2028-01-31T05:40:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-24.01,"az":4.0,"t":"2028-01-31T05:45:00Z","terrain":-0.27},{"above_terrain":false,"airmass":null,"alt":-23.93,"az":5.2,"t":"2028-01-31T05:50:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-23.84,"az":6.4,"t":"2028-01-31T05:55:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-23.72,"az":7.7,"t":"2028-01-31T06:00:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-23.59,"az":8.9,"t":"2028-01-31T06:05:00Z","terrain":-0.64},{"above_terrain":false,"airmass":null,"alt":-23.43,"az":10.2,"t":"2028-01-31T06:10:00Z","terrain":-0.57},{"above_terrain":false,"airmass":null,"alt":-23.26,"az":11.4,"t":"2028-01-31T06:15:00Z","terrain":-0.31},{"above_terrain":false,"airmass":null,"alt":-23.06,"az":12.6,"t":"2028-01-31T06:20:00Z","terrain":-0.11},{"above_terrain":false,"airmass":null,"alt":-22.85,"az":13.8,"t":"2028-01-31T06:25:00Z","terrain":0.06},{"above_terrain":false,"airmass":null,"alt":-22.61,"az":15.1,"t":"2028-01-31T06:30:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-22.36,"az":16.3,"t":"2028-01-31T06:35:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-22.09,"az":17.5,"t":"2028-01-31T06:40:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-21.8,"az":18.7,"t":"2028-01-31T06:45:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-21.49,"az":19.8,"t":"2028-01-31T06:50:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-21.16,"az":21.0,"t":"2028-01-31T06:55:00Z","terrain":0.69},{"above_terrain":false,"airmass":null,"alt":-20.82,"az":22.2,"t":"2028-01-31T07:00:00Z","terrain":1.02},{"above_terrain":false,"airmass":null,"alt":-20.46,"az":23.3,"t":"2028-01-31T07:05:00Z","terrain":1.08},{"above_terrain":false,"airmass":null,"alt":-20.08,"az":24.5,"t":"2028-01-31T07:10:00Z","terrain":1.07},{"above_terrain":false,"airmass":null,"alt":-19.68,"az":25.6,"t":"2028-01-31T07:15:00Z","terrain":1.3},{"above_terrain":false,"airmass":null,"alt":-19.27,"az":26.8,"t":"2028-01-31T07:20:00Z","terrain":1.29},{"above_terrain":false,"airmass":null,"alt":-18.84,"az":27.9,"t":"2028-01-31T07:25:00Z","terrain":1.2},{"above_terrain":false,"airmass":null,"alt":-18.39,"az":29.0,"t":"2028-01-31T07:30:00Z","terrain":1.0},{"above_terrain":false,"airmass":null,"alt":-17.93,"az":30.1,"t":"2028-01-31T07:35:00Z","terrain":1.16},{"above_terrain":false,"airmass":null,"alt":-17.45,"az":31.2,"t":"2028-01-31T07:40:00Z","terrain":1.31},{"above_terrain":false,"airmass":null,"alt":-16.96,"az":32.3,"t":"2028-01-31T07:45:00Z","terrain":1.24},{"above_terrain":false,"airmass":null,"alt":-16.45,"az":33.3,"t":"2028-01-31T07:50:00Z","terrain":0.8},{"above_terrain":false,"airmass":null,"alt":-15.93,"az":34.4,"t":"2028-01-31T07:55:00Z","terrain":0.28},{"above_terrain":false,"airmass":null,"alt":-15.4,"az":35.4,"t":"2028-01-31T08:00:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-14.85,"az":36.5,"t":"2028-01-31T08:05:00Z","terrain":-0.03},{"above_terrain":false,"airmass":null,"alt":-14.28,"az":37.5,"t":"2028-01-31T08:10:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-13.71,"az":38.5,"t":"2028-01-31T08:15:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-13.12,"az":39.5,"t":"2028-01-31T08:20:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-12.52,"az":40.5,"t":"2028-01-31T08:25:00Z","terrain":-0.01},{"above_terrain":false,"airmass":null,"alt":-11.9,"az":41.5,"t":"2028-01-31T08:30:00Z","terrain":0.07},{"above_terrain":false,"airmass":null,"alt":-11.28,"az":42.5,"t":"2028-01-31T08:35:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-10.64,"az":43.5,"t":"2028-01-31T08:40:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-9.99,"az":44.4,"t":"2028-01-31T08:45:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-9.33,"az":45.4,"t":"2028-01-31T08:50:00Z","terrain":0.61},{"above_terrain":false,"airmass":null,"alt":-8.66,"az":46.3,"t":"2028-01-31T08:55:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-7.98,"az":47.2,"t":"2028-01-31T09:00:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-7.28,"az":48.1,"t":"2028-01-31T09:05:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-6.58,"az":49.1,"t":"2028-01-31T09:10:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-5.87,"az":50.0,"t":"2028-01-31T09:15:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-5.15,"az":50.8,"t":"2028-01-31T09:20:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-4.42,"az":51.7,"t":"2028-01-31T09:25:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-3.68,"az":52.6,"t":"2028-01-31T09:30:00Z","terrain":0.76},{"above_terrain":false,"airmass":null,"alt":-2.93,"az":53.5,"t":"2028-01-31T09:35:00Z","terrain":0.91},{"above_terrain":false,"airmass":null,"alt":-2.17,"az":54.3,"t":"2028-01-31T09:40:00Z","terrain":1.03},{"above_terrain":false,"airmass":null,"alt":-1.41,"az":55.2,"t":"2028-01-31T09:45:00Z","terrain":1.07},{"above_terrain":false,"airmass":null,"alt":-0.64,"az":56.0,"t":"2028-01-31T09:50:00Z","terrain":1.05},{"above_terrain":false,"airmass":35.88,"alt":0.14,"az":56.9,"t":"2028-01-31T09:55:00Z","terrain":1.07},{"above_terrain":false,"airmass":26.94,"alt":0.93,"az":57.7,"t":"2028-01-31T10:00:00Z","terrain":1.19}],"transit":{"airmass":1.05,"alt":72.5,"az":179.1,"t":"2028-01-30T17:30:00Z"},"usable_hours":6.0,"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."]}
