{"assessment":{"best_window":{"end":"2027-10-01T22:15Z","end_local":"01:15","hours":4.58,"label":"good","mean_quality":0.91,"start":"2027-10-01T17:40Z","start_local":"20:40"},"cost":{"altitude":5.05,"clouds":0.0,"darkness":1.3,"moon":0.0},"formula":"astronomy = 100 * min(1, sky_hours / reference_hours) * peak_sky; overall = astronomy * score_weather / 100 (null when the weather is unknown)","hard_limit":null,"headline":"Astronomically worth it \u2014 weather unknown","hourly":[{"alt":85,"cloud":null,"high":null,"iso":"2027-10-01T16:00Z","label":"unusable","low":null,"mid":null,"moon_alt":3,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"19:00","wind":null},{"alt":82,"cloud":null,"high":null,"iso":"2027-10-01T17:00Z","label":"poor","low":null,"mid":null,"moon_alt":-7,"precip":null,"q":0.15,"rh":null,"sky":"nautical twilight","temp":null,"time":"20:00","wind":null},{"alt":70,"cloud":null,"high":null,"iso":"2027-10-01T18:00Z","label":"good","low":null,"mid":null,"moon_alt":-18,"precip":null,"q":1.0,"rh":null,"sky":"night","temp":null,"time":"21:00","wind":null},{"alt":59,"cloud":null,"high":null,"iso":"2027-10-01T19:00Z","label":"good","low":null,"mid":null,"moon_alt":-29,"precip":null,"q":0.99,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":48,"cloud":null,"high":null,"iso":"2027-10-01T20:00Z","label":"good","low":null,"mid":null,"moon_alt":-40,"precip":null,"q":0.92,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":38,"cloud":null,"high":null,"iso":"2027-10-01T21:00Z","label":"good","low":null,"mid":null,"moon_alt":-50,"precip":null,"q":0.85,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":27,"cloud":null,"high":null,"iso":"2027-10-01T22:00Z","label":"good","low":null,"mid":null,"moon_alt":-59,"precip":null,"q":0.7,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":18,"cloud":null,"high":null,"iso":"2027-10-01T23:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-65,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":9,"cloud":null,"high":null,"iso":"2027-10-02T00:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-66,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":2,"cloud":null,"high":null,"iso":"2027-10-02T01:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-61,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":-4,"cloud":null,"high":null,"iso":"2027-10-02T02:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-53,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":-8,"cloud":null,"high":null,"iso":"2027-10-02T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-43,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"06:00","wind":null},{"alt":-9,"cloud":null,"high":null,"iso":"2027-10-02T04:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-32,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"07:00","wind":null}],"peak_quality":1.0,"peak_sky":1.0,"quality_hours":4.82,"reasons":["the target being low or below 20\u00b0 cost 5.0 quality-hours","daylight and twilight cost 1.3 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":100,"score_weather":null,"sky_hours":4.82,"verdict":"unknown","verdict_astronomy":"good","weather_known":false,"windows":[{"end":"2027-10-01T16:35Z","end_local":"19:35","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2027-10-01T16:00Z","start_local":"19:00"},{"end":"2027-10-01T17:05Z","end_local":"20:05","hours":0.5,"label":"poor","mean_quality":0.15,"start":"2027-10-01T16:35Z","start_local":"19:35"},{"end":"2027-10-01T17:40Z","end_local":"20:40","hours":0.58,"label":"marginal","mean_quality":0.5,"start":"2027-10-01T17:05Z","start_local":"20:05"},{"end":"2027-10-01T22:15Z","end_local":"01:15","hours":4.58,"label":"good","mean_quality":0.91,"start":"2027-10-01T17:40Z","start_local":"20:40"},{"end":"2027-10-01T22:50Z","end_local":"01:50","hours":0.58,"label":"marginal","mean_quality":0.5,"start":"2027-10-01T22:15Z","start_local":"01:15"},{"end":"2027-10-02T04:20Z","end_local":"07:20","hours":5.5,"label":"unusable","mean_quality":0.0,"start":"2027-10-01T22:50Z","start_local":"01:50"}]},"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":"2027-10-01T17:35:53Z","dark_hours":9.17,"dark_to":"2027-10-02T02:45:58Z","moon":{"illumination":0.045,"phase":"waxing crescent","waxing":true},"moon_free_dark_hours":9.15,"moonrise":"2027-10-02T07:09:49Z","moonset":"2027-10-01T16:16:38Z","sunrise":"2027-10-02T04:18:29Z","sunset":"2027-10-01T16:03:31Z","twilight":{"astronomical":{"end":"2027-10-01T17:35:53Z","start":"2027-10-02T02:45:58Z"},"civil":{"end":"2027-10-01T16:31:10Z","start":"2027-10-02T03:50:46Z"},"nautical":{"end":"2027-10-01T17:03:21Z","start":"2027-10-02T03:18:32Z"}},"window_end":"2027-10-02T09:00:00Z","window_start":"2027-10-01T09:00:00Z"},"night_date":"2027-10-01","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.04,"alt":74.1,"t":"2027-10-01T17:40:00Z"},"dec":38.78368896,"dec_of_date":38.8088,"dec_str":"+38\u00b0 47' 01.3\"","good_hours":4.08,"limit_rise":"2027-10-01T09:49:43Z","limit_set":"2027-10-01T22:46:43Z","max_az_rate_deg_per_min":3.84,"moon_separation":86.4,"never_rises":false,"ra":279.23473479,"ra_of_date":279.4677,"ra_str":"18h 36m 56.3s","resolved":{"common_name":"Vega","dec":38.78368896,"name":"* alf Lyr","ra":279.23473479,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=Vega","source":"sesame","spectral_type":"A0V","type":"dS*","type_text":"delta Scuti variable","vmag":0.03},"summary":"4.1 dark hours above 30\u00b0 \u2014 a proper target for this night.","terrain":{"available":true,"behind_at":"2027-10-02T01:22:45Z","blocked_dark_hours":0,"clears_at":"2027-10-02T07:18:03Z","rise_az":48.7},"track":[{"above_terrain":true,"airmass":4.48,"alt":12.66,"az":48.7,"t":"2027-10-01T09:00:00Z","terrain":0.45},{"above_terrain":true,"airmass":4.25,"alt":13.37,"az":49.4,"t":"2027-10-01T09:05:00Z","terrain":0.41},{"above_terrain":true,"airmass":4.05,"alt":14.08,"az":50.1,"t":"2027-10-01T09:10:00Z","terrain":0.41},{"above_terrain":true,"airmass":3.86,"alt":14.81,"az":50.8,"t":"2027-10-01T09:15:00Z","terrain":0.5},{"above_terrain":true,"airmass":3.69,"alt":15.53,"az":51.4,"t":"2027-10-01T09:20:00Z","terrain":0.57},{"above_terrain":true,"airmass":3.53,"alt":16.27,"az":52.1,"t":"2027-10-01T09:25:00Z","terrain":0.65},{"above_terrain":true,"airmass":3.38,"alt":17.01,"az":52.8,"t":"2027-10-01T09:30:00Z","terrain":0.79},{"above_terrain":true,"airmass":3.25,"alt":17.76,"az":53.4,"t":"2027-10-01T09:35:00Z","terrain":0.91},{"above_terrain":true,"airmass":3.12,"alt":18.51,"az":54.1,"t":"2027-10-01T09:40:00Z","terrain":1.01},{"above_terrain":true,"airmass":3.01,"alt":19.28,"az":54.7,"t":"2027-10-01T09:45:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.9,"alt":20.04,"az":55.4,"t":"2027-10-01T09:50:00Z","terrain":1.07},{"above_terrain":true,"airmass":2.8,"alt":20.82,"az":56.0,"t":"2027-10-01T09:55:00Z","terrain":1.05},{"above_terrain":true,"airmass":2.7,"alt":21.59,"az":56.6,"t":"2027-10-01T10:00:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.61,"alt":22.38,"az":57.3,"t":"2027-10-01T10:05:00Z","terrain":1.12},{"above_terrain":true,"airmass":2.53,"alt":23.17,"az":57.9,"t":"2027-10-01T10:10:00Z","terrain":1.23},{"above_terrain":true,"airmass":2.45,"alt":23.96,"az":58.5,"t":"2027-10-01T10:15:00Z","terrain":1.23},{"above_terrain":true,"airmass":2.38,"alt":24.76,"az":59.1,"t":"2027-10-01T10:20:00Z","terrain":1.21},{"above_terrain":true,"airmass":2.31,"alt":25.57,"az":59.7,"t":"2027-10-01T10:25:00Z","terrain":1.18},{"above_terrain":true,"airmass":2.24,"alt":26.38,"az":60.3,"t":"2027-10-01T10:30:00Z","terrain":1.14},{"above_terrain":true,"airmass":2.18,"alt":27.2,"az":60.9,"t":"2027-10-01T10:35:00Z","terrain":1.1},{"above_terrain":true,"airmass":2.12,"alt":28.02,"az":61.5,"t":"2027-10-01T10:40:00Z","terrain":1.05},{"above_terrain":true,"airmass":2.07,"alt":28.84,"az":62.1,"t":"2027-10-01T10:45:00Z","terrain":1.0},{"above_terrain":true,"airmass":2.01,"alt":29.67,"az":62.7,"t":"2027-10-01T10:50:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.96,"alt":30.51,"az":63.3,"t":"2027-10-01T10:55:00Z","terrain":0.87},{"above_terrain":true,"airmass":1.92,"alt":31.34,"az":63.9,"t":"2027-10-01T11:00:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.87,"alt":32.19,"az":64.5,"t":"2027-10-01T11:05:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.83,"alt":33.03,"az":65.0,"t":"2027-10-01T11:10:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.79,"alt":33.88,"az":65.6,"t":"2027-10-01T11:15:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.75,"alt":34.74,"az":66.2,"t":"2027-10-01T11:20:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.71,"alt":35.6,"az":66.8,"t":"2027-10-01T11:25:00Z","terrain":0.91},{"above_terrain":true,"airmass":1.68,"alt":36.46,"az":67.3,"t":"2027-10-01T11:30:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.65,"alt":37.32,"az":67.9,"t":"2027-10-01T11:35:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.61,"alt":38.19,"az":68.5,"t":"2027-10-01T11:40:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.58,"alt":39.06,"az":69.0,"t":"2027-10-01T11:45:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.56,"alt":39.94,"az":69.6,"t":"2027-10-01T11:50:00Z","terrain":1.15},{"above_terrain":true,"airmass":1.53,"alt":40.82,"az":70.1,"t":"2027-10-01T11:55:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.5,"alt":41.7,"az":70.7,"t":"2027-10-01T12:00:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.48,"alt":42.59,"az":71.3,"t":"2027-10-01T12:05:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.45,"alt":43.47,"az":71.8,"t":"2027-10-01T12:10:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.43,"alt":44.36,"az":72.4,"t":"2027-10-01T12:15:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.41,"alt":45.26,"az":72.9,"t":"2027-10-01T12:20:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.39,"alt":46.15,"az":73.5,"t":"2027-10-01T12:25:00Z","terrain":0.86},{"above_terrain":true,"airmass":1.36,"alt":47.05,"az":74.0,"t":"2027-10-01T12:30:00Z","terrain":0.73},{"above_terrain":true,"airmass":1.35,"alt":47.95,"az":74.6,"t":"2027-10-01T12:35:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.33,"alt":48.86,"az":75.2,"t":"2027-10-01T12:40:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.31,"alt":49.76,"az":75.7,"t":"2027-10-01T12:45:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.29,"alt":50.67,"az":76.3,"t":"2027-10-01T12:50:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.28,"alt":51.58,"az":76.8,"t":"2027-10-01T12:55:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.26,"alt":52.49,"az":77.4,"t":"2027-10-01T13:00:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.24,"alt":53.41,"az":78.0,"t":"2027-10-01T13:05:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.23,"alt":54.32,"az":78.6,"t":"2027-10-01T13:10:00Z","terrain":0.6},{"above_terrain":true,"airmass":1.22,"alt":55.24,"az":79.1,"t":"2027-10-01T13:15:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.2,"alt":56.16,"az":79.7,"t":"2027-10-01T13:20:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.19,"alt":57.08,"az":80.3,"t":"2027-10-01T13:25:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.18,"alt":58.01,"az":80.9,"t":"2027-10-01T13:30:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.17,"alt":58.93,"az":81.5,"t":"2027-10-01T13:35:00Z","terrain":0.74},{"above_terrain":true,"airmass":1.16,"alt":59.86,"az":82.1,"t":"2027-10-01T13:40:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.15,"alt":60.79,"az":82.7,"t":"2027-10-01T13:45:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.13,"alt":61.72,"az":83.3,"t":"2027-10-01T13:50:00Z","terrain":0.44},{"above_terrain":true,"airmass":1.13,"alt":62.65,"az":84.0,"t":"2027-10-01T13:55:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.12,"alt":63.58,"az":84.6,"t":"2027-10-01T14:00:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.11,"alt":64.51,"az":85.3,"t":"2027-10-01T14:05:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.1,"alt":65.44,"az":86.0,"t":"2027-10-01T14:10:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.09,"alt":66.38,"az":86.7,"t":"2027-10-01T14:15:00Z","terrain":0.1},{"above_terrain":true,"airmass":1.08,"alt":67.31,"az":87.4,"t":"2027-10-01T14:20:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.08,"alt":68.25,"az":88.1,"t":"2027-10-01T14:25:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.07,"alt":69.18,"az":88.9,"t":"2027-10-01T14:30:00Z","terrain":-0.19},{"above_terrain":true,"airmass":1.06,"alt":70.12,"az":89.7,"t":"2027-10-01T14:35:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.06,"alt":71.05,"az":90.6,"t":"2027-10-01T14:40:00Z","terrain":-0.15},{"above_terrain":true,"airmass":1.05,"alt":71.99,"az":91.4,"t":"2027-10-01T14:45:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.05,"alt":72.93,"az":92.4,"t":"2027-10-01T14:50:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.04,"alt":73.86,"az":93.4,"t":"2027-10-01T14:55:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.04,"alt":74.79,"az":94.4,"t":"2027-10-01T15:00:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.03,"alt":75.73,"az":95.6,"t":"2027-10-01T15:05:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.03,"alt":76.66,"az":96.8,"t":"2027-10-01T15:10:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.02,"alt":77.58,"az":98.2,"t":"2027-10-01T15:15:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.02,"alt":78.51,"az":99.7,"t":"2027-10-01T15:20:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.02,"alt":79.43,"az":101.4,"t":"2027-10-01T15:25:00Z","terrain":0.03},{"above_terrain":true,"airmass":1.01,"alt":80.34,"az":103.4,"t":"2027-10-01T15:30:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.01,"alt":81.25,"az":105.7,"t":"2027-10-01T15:35:00Z","terrain":-0.5},{"above_terrain":true,"airmass":1.01,"alt":82.14,"az":108.4,"t":"2027-10-01T15:40:00Z","terrain":-1.03},{"above_terrain":true,"airmass":1.01,"alt":83.02,"az":111.7,"t":"2027-10-01T15:45:00Z","terrain":-1.36},{"above_terrain":true,"airmass":1.01,"alt":83.88,"az":115.8,"t":"2027-10-01T15:50:00Z","terrain":-1.48},{"above_terrain":true,"airmass":1.0,"alt":84.7,"az":121.1,"t":"2027-10-01T15:55:00Z","terrain":-1.25},{"above_terrain":true,"airmass":1.0,"alt":85.48,"az":128.1,"t":"2027-10-01T16:00:00Z","terrain":-1.38},{"above_terrain":true,"airmass":1.0,"alt":86.16,"az":137.7,"t":"2027-10-01T16:05:00Z","terrain":-1.17},{"above_terrain":true,"airmass":1.0,"alt":86.72,"az":150.7,"t":"2027-10-01T16:10:00Z","terrain":-1.21},{"above_terrain":true,"airmass":1.0,"alt":87.05,"az":167.7,"t":"2027-10-01T16:15:00Z","terrain":-1.02},{"above_terrain":true,"airmass":1.0,"alt":87.1,"az":186.9,"t":"2027-10-01T16:20:00Z","terrain":-0.63},{"above_terrain":true,"airmass":1.0,"alt":86.84,"az":204.8,"t":"2027-10-01T16:25:00Z","terrain":-0.27},{"above_terrain":true,"airmass":1.0,"alt":86.34,"az":219.0,"t":"2027-10-01T16:30:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.0,"alt":85.69,"az":229.4,"t":"2027-10-01T16:35:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.0,"alt":84.93,"az":237.1,"t":"2027-10-01T16:40:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.0,"alt":84.12,"az":242.8,"t":"2027-10-01T16:45:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.01,"alt":83.27,"az":247.2,"t":"2027-10-01T16:50:00Z","terrain":0.92},{"above_terrain":true,"airmass":1.01,"alt":82.4,"az":250.7,"t":"2027-10-01T16:55:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.01,"alt":81.51,"az":253.6,"t":"2027-10-01T17:00:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.01,"alt":80.61,"az":256.0,"t":"2027-10-01T17:05:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.02,"alt":79.69,"az":258.0,"t":"2027-10-01T17:10:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.02,"alt":78.78,"az":259.8,"t":"2027-10-01T17:15:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.02,"alt":77.85,"az":261.4,"t":"2027-10-01T17:20:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.03,"alt":76.92,"az":262.8,"t":"2027-10-01T17:25:00Z","terrain":0.84},{"above_terrain":true,"airmass":1.03,"alt":75.99,"az":264.1,"t":"2027-10-01T17:30:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.03,"alt":75.06,"az":265.2,"t":"2027-10-01T17:35:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.04,"alt":74.13,"az":266.3,"t":"2027-10-01T17:40:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.04,"alt":73.19,"az":267.3,"t":"2027-10-01T17:45:00Z","terrain":0.6},{"above_terrain":true,"airmass":1.05,"alt":72.26,"az":268.3,"t":"2027-10-01T17:50:00Z","terrain":0.68},{"above_terrain":true,"airmass":1.06,"alt":71.32,"az":269.2,"t":"2027-10-01T17:55:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.06,"alt":70.39,"az":270.0,"t":"2027-10-01T18:00:00Z","terrain":0.9},{"above_terrain":true,"airmass":1.07,"alt":69.45,"az":270.9,"t":"2027-10-01T18:05:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.07,"alt":68.52,"az":271.6,"t":"2027-10-01T18:10:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.08,"alt":67.58,"az":272.4,"t":"2027-10-01T18:15:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.09,"alt":66.65,"az":273.1,"t":"2027-10-01T18:20:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.1,"alt":65.71,"az":273.8,"t":"2027-10-01T18:25:00Z","terrain":0.0},{"above_terrain":true,"airmass":1.1,"alt":64.78,"az":274.5,"t":"2027-10-01T18:30:00Z","terrain":0.03},{"above_terrain":true,"airmass":1.11,"alt":63.85,"az":275.2,"t":"2027-10-01T18:35:00Z","terrain":0.07},{"above_terrain":true,"airmass":1.12,"alt":62.91,"az":275.8,"t":"2027-10-01T18:40:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.13,"alt":61.98,"az":276.5,"t":"2027-10-01T18:45:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.14,"alt":61.05,"az":277.1,"t":"2027-10-01T18:50:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.15,"alt":60.13,"az":277.7,"t":"2027-10-01T18:55:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.16,"alt":59.2,"az":278.3,"t":"2027-10-01T19:00:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.17,"alt":58.27,"az":278.9,"t":"2027-10-01T19:05:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.19,"alt":57.35,"az":279.5,"t":"2027-10-01T19:10:00Z","terrain":-0.08},{"above_terrain":true,"airmass":1.2,"alt":56.43,"az":280.1,"t":"2027-10-01T19:15:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.21,"alt":55.51,"az":280.7,"t":"2027-10-01T19:20:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.23,"alt":54.59,"az":281.3,"t":"2027-10-01T19:25:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.24,"alt":53.67,"az":281.9,"t":"2027-10-01T19:30:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.26,"alt":52.76,"az":282.4,"t":"2027-10-01T19:35:00Z","terrain":-0.08},{"above_terrain":true,"airmass":1.27,"alt":51.84,"az":283.0,"t":"2027-10-01T19:40:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.29,"alt":50.93,"az":283.6,"t":"2027-10-01T19:45:00Z","terrain":0.06},{"above_terrain":true,"airmass":1.3,"alt":50.02,"az":284.1,"t":"2027-10-01T19:50:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.32,"alt":49.12,"az":284.7,"t":"2027-10-01T19:55:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.34,"alt":48.21,"az":285.2,"t":"2027-10-01T20:00:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.36,"alt":47.31,"az":285.8,"t":"2027-10-01T20:05:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.38,"alt":46.41,"az":286.4,"t":"2027-10-01T20:10:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.4,"alt":45.52,"az":286.9,"t":"2027-10-01T20:15:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.42,"alt":44.62,"az":287.5,"t":"2027-10-01T20:20:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.44,"alt":43.73,"az":288.0,"t":"2027-10-01T20:25:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.47,"alt":42.84,"az":288.6,"t":"2027-10-01T20:30:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.49,"alt":41.96,"az":289.1,"t":"2027-10-01T20:35:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.52,"alt":41.07,"az":289.7,"t":"2027-10-01T20:40:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.55,"alt":40.19,"az":290.3,"t":"2027-10-01T20:45:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.58,"alt":39.32,"az":290.8,"t":"2027-10-01T20:50:00Z","terrain":0.45},{"above_terrain":true,"airmass":1.61,"alt":38.44,"az":291.4,"t":"2027-10-01T20:55:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.64,"alt":37.57,"az":291.9,"t":"2027-10-01T21:00:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.67,"alt":36.71,"az":292.5,"t":"2027-10-01T21:05:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.7,"alt":35.84,"az":293.1,"t":"2027-10-01T21:10:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.74,"alt":34.98,"az":293.6,"t":"2027-10-01T21:15:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.78,"alt":34.13,"az":294.2,"t":"2027-10-01T21:20:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.82,"alt":33.28,"az":294.8,"t":"2027-10-01T21:25:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.86,"alt":32.43,"az":295.4,"t":"2027-10-01T21:30:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.9,"alt":31.59,"az":295.9,"t":"2027-10-01T21:35:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.95,"alt":30.75,"az":296.5,"t":"2027-10-01T21:40:00Z","terrain":0.29},{"above_terrain":true,"airmass":2.0,"alt":29.91,"az":297.1,"t":"2027-10-01T21:45:00Z","terrain":0.24},{"above_terrain":true,"airmass":2.05,"alt":29.08,"az":297.7,"t":"2027-10-01T21:50:00Z","terrain":0.16},{"above_terrain":true,"airmass":2.11,"alt":28.25,"az":298.3,"t":"2027-10-01T21:55:00Z","terrain":0.14},{"above_terrain":true,"airmass":2.16,"alt":27.43,"az":298.9,"t":"2027-10-01T22:00:00Z","terrain":0.16},{"above_terrain":true,"airmass":2.22,"alt":26.62,"az":299.5,"t":"2027-10-01T22:05:00Z","terrain":0.27},{"above_terrain":true,"airmass":2.29,"alt":25.8,"az":300.1,"t":"2027-10-01T22:10:00Z","terrain":0.36},{"above_terrain":true,"airmass":2.36,"alt":25.0,"az":300.7,"t":"2027-10-01T22:15:00Z","terrain":0.33},{"above_terrain":true,"airmass":2.43,"alt":24.19,"az":301.3,"t":"2027-10-01T22:20:00Z","terrain":0.24},{"above_terrain":true,"airmass":2.51,"alt":23.4,"az":301.9,"t":"2027-10-01T22:25:00Z","terrain":0.09},{"above_terrain":true,"airmass":2.59,"alt":22.61,"az":302.6,"t":"2027-10-01T22:30:00Z","terrain":-0.1},{"above_terrain":true,"airmass":2.67,"alt":21.82,"az":303.2,"t":"2027-10-01T22:35:00Z","terrain":-0.21},{"above_terrain":true,"airmass":2.77,"alt":21.04,"az":303.8,"t":"2027-10-01T22:40:00Z","terrain":-0.12},{"above_terrain":true,"airmass":2.87,"alt":20.26,"az":304.5,"t":"2027-10-01T22:45:00Z","terrain":-0.19},{"above_terrain":true,"airmass":2.97,"alt":19.5,"az":305.1,"t":"2027-10-01T22:50:00Z","terrain":-0.28},{"above_terrain":true,"airmass":3.09,"alt":18.73,"az":305.7,"t":"2027-10-01T22:55:00Z","terrain":-0.2},{"above_terrain":true,"airmass":3.21,"alt":17.98,"az":306.4,"t":"2027-10-01T23:00:00Z","terrain":-0.03},{"above_terrain":true,"airmass":3.34,"alt":17.23,"az":307.1,"t":"2027-10-01T23:05:00Z","terrain":0.19},{"above_terrain":true,"airmass":3.49,"alt":16.48,"az":307.7,"t":"2027-10-01T23:10:00Z","terrain":0.28},{"above_terrain":true,"airmass":3.64,"alt":15.75,"az":308.4,"t":"2027-10-01T23:15:00Z","terrain":0.26},{"above_terrain":true,"airmass":3.81,"alt":15.02,"az":309.1,"t":"2027-10-01T23:20:00Z","terrain":0.17},{"above_terrain":true,"airmass":3.99,"alt":14.29,"az":309.7,"t":"2027-10-01T23:25:00Z","terrain":0.21},{"above_terrain":true,"airmass":4.19,"alt":13.58,"az":310.4,"t":"2027-10-01T23:30:00Z","terrain":0.28},{"above_terrain":true,"airmass":4.41,"alt":12.87,"az":311.1,"t":"2027-10-01T23:35:00Z","terrain":0.34},{"above_terrain":true,"airmass":4.65,"alt":12.17,"az":311.8,"t":"2027-10-01T23:40:00Z","terrain":0.18},{"above_terrain":true,"airmass":4.91,"alt":11.47,"az":312.5,"t":"2027-10-01T23:45:00Z","terrain":0.21},{"above_terrain":true,"airmass":5.21,"alt":10.79,"az":313.2,"t":"2027-10-01T23:50:00Z","terrain":0.31},{"above_terrain":true,"airmass":5.53,"alt":10.11,"az":313.9,"t":"2027-10-01T23:55:00Z","terrain":0.46},{"above_terrain":true,"airmass":5.89,"alt":9.44,"az":314.6,"t":"2027-10-02T00:00:00Z","terrain":0.53},{"above_terrain":true,"airmass":6.3,"alt":8.78,"az":315.4,"t":"2027-10-02T00:05:00Z","terrain":0.53},{"above_terrain":true,"airmass":6.76,"alt":8.12,"az":316.1,"t":"2027-10-02T00:10:00Z","terrain":0.46},{"above_terrain":true,"airmass":7.29,"alt":7.48,"az":316.9,"t":"2027-10-02T00:15:00Z","terrain":0.33},{"above_terrain":true,"airmass":7.89,"alt":6.84,"az":317.6,"t":"2027-10-02T00:20:00Z","terrain":0.32},{"above_terrain":true,"airmass":8.58,"alt":6.22,"az":318.4,"t":"2027-10-02T00:25:00Z","terrain":0.16},{"above_terrain":true,"airmass":9.38,"alt":5.6,"az":319.1,"t":"2027-10-02T00:30:00Z","terrain":-0.15},{"above_terrain":true,"airmass":10.32,"alt":4.99,"az":319.9,"t":"2027-10-02T00:35:00Z","terrain":-0.19},{"above_terrain":true,"airmass":11.44,"alt":4.39,"az":320.7,"t":"2027-10-02T00:40:00Z","terrain":-0.2},{"above_terrain":true,"airmass":12.78,"alt":3.8,"az":321.4,"t":"2027-10-02T00:45:00Z","terrain":-0.02},{"above_terrain":true,"airmass":14.41,"alt":3.23,"az":322.2,"t":"2027-10-02T00:50:00Z","terrain":0.18},{"above_terrain":true,"airmass":16.41,"alt":2.66,"az":323.0,"t":"2027-10-02T00:55:00Z","terrain":0.07},{"above_terrain":true,"airmass":18.92,"alt":2.1,"az":323.8,"t":"2027-10-02T01:00:00Z","terrain":-0.16},{"above_terrain":true,"airmass":22.09,"alt":1.55,"az":324.6,"t":"2027-10-02T01:05:00Z","terrain":-0.2},{"above_terrain":true,"airmass":26.17,"alt":1.02,"az":325.5,"t":"2027-10-02T01:10:00Z","terrain":-0.21},{"above_terrain":true,"airmass":31.45,"alt":0.49,"az":326.3,"t":"2027-10-02T01:15:00Z","terrain":-0.28},{"above_terrain":true,"airmass":null,"alt":-0.02,"az":327.1,"t":"2027-10-02T01:20:00Z","terrain":-0.37},{"above_terrain":false,"airmass":null,"alt":-0.53,"az":327.9,"t":"2027-10-02T01:25:00Z","terrain":-0.24},{"above_terrain":false,"airmass":null,"alt":-1.02,"az":328.8,"t":"2027-10-02T01:30:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-1.5,"az":329.6,"t":"2027-10-02T01:35:00Z","terrain":-0.27},{"above_terrain":false,"airmass":null,"alt":-1.96,"az":330.5,"t":"2027-10-02T01:40:00Z","terrain":-0.37},{"above_terrain":false,"airmass":null,"alt":-2.42,"az":331.4,"t":"2027-10-02T01:45:00Z","terrain":-0.3},{"above_terrain":false,"airmass":null,"alt":-2.86,"az":332.2,"t":"2027-10-02T01:50:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-3.29,"az":333.1,"t":"2027-10-02T01:55:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-3.71,"az":334.0,"t":"2027-10-02T02:00:00Z","terrain":-0.23},{"above_terrain":false,"airmass":null,"alt":-4.11,"az":334.9,"t":"2027-10-02T02:05:00Z","terrain":-0.55},{"above_terrain":false,"airmass":null,"alt":-4.5,"az":335.8,"t":"2027-10-02T02:10:00Z","terrain":-0.78},{"above_terrain":false,"airmass":null,"alt":-4.88,"az":336.7,"t":"2027-10-02T02:15:00Z","terrain":-0.76},{"above_terrain":false,"airmass":null,"alt":-5.24,"az":337.6,"t":"2027-10-02T02:20:00Z","terrain":-0.57},{"above_terrain":false,"airmass":null,"alt":-5.59,"az":338.5,"t":"2027-10-02T02:25:00Z","terrain":-0.61},{"above_terrain":false,"airmass":null,"alt":-5.93,"az":339.4,"t":"2027-10-02T02:30:00Z","terrain":-0.65},{"above_terrain":false,"airmass":null,"alt":-6.25,"az":340.4,"t":"2027-10-02T02:35:00Z","terrain":-0.5},{"above_terrain":false,"airmass":null,"alt":-6.56,"az":341.3,"t":"2027-10-02T02:40:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-6.85,"az":342.2,"t":"2027-10-02T02:45:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-7.13,"az":343.2,"t":"2027-10-02T02:50:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-7.39,"az":344.1,"t":"2027-10-02T02:55:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-7.64,"az":345.1,"t":"2027-10-02T03:00:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-7.87,"az":346.0,"t":"2027-10-02T03:05:00Z","terrain":-0.55},{"above_terrain":false,"airmass":null,"alt":-8.09,"az":347.0,"t":"2027-10-02T03:10:00Z","terrain":-0.42},{"above_terrain":false,"airmass":null,"alt":-8.29,"az":348.0,"t":"2027-10-02T03:15:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-8.48,"az":348.9,"t":"2027-10-02T03:20:00Z","terrain":-0.01},{"above_terrain":false,"airmass":null,"alt":-8.65,"az":349.9,"t":"2027-10-02T03:25:00Z","terrain":0.13},{"above_terrain":false,"airmass":null,"alt":-8.81,"az":350.9,"t":"2027-10-02T03:30:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-8.95,"az":351.9,"t":"2027-10-02T03:35:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-9.07,"az":352.8,"t":"2027-10-02T03:40:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-9.18,"az":353.8,"t":"2027-10-02T03:45:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-9.28,"az":354.8,"t":"2027-10-02T03:50:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-9.35,"az":355.8,"t":"2027-10-02T03:55:00Z","terrain":0.72},{"above_terrain":false,"airmass":null,"alt":-9.41,"az":356.8,"t":"2027-10-02T04:00:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-9.46,"az":357.8,"t":"2027-10-02T04:05:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-9.49,"az":358.8,"t":"2027-10-02T04:10:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-9.5,"az":359.8,"t":"2027-10-02T04:15:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-9.49,"az":0.7,"t":"2027-10-02T04:20:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-9.47,"az":1.7,"t":"2027-10-02T04:25:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-9.44,"az":2.7,"t":"2027-10-02T04:30:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-9.38,"az":3.7,"t":"2027-10-02T04:35:00Z","terrain":-0.24},{"above_terrain":false,"airmass":null,"alt":-9.32,"az":4.7,"t":"2027-10-02T04:40:00Z","terrain":-0.38},{"above_terrain":false,"airmass":null,"alt":-9.23,"az":5.7,"t":"2027-10-02T04:45:00Z","terrain":-0.54},{"above_terrain":false,"airmass":null,"alt":-9.13,"az":6.7,"t":"2027-10-02T04:50:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-9.01,"az":7.6,"t":"2027-10-02T04:55:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-8.88,"az":8.6,"t":"2027-10-02T05:00:00Z","terrain":-0.57},{"above_terrain":false,"airmass":null,"alt":-8.73,"az":9.6,"t":"2027-10-02T05:05:00Z","terrain":-0.62},{"above_terrain":false,"airmass":null,"alt":-8.57,"az":10.6,"t":"2027-10-02T05:10:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-8.39,"az":11.6,"t":"2027-10-02T05:15:00Z","terrain":-0.28},{"above_terrain":false,"airmass":null,"alt":-8.19,"az":12.5,"t":"2027-10-02T05:20:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-7.98,"az":13.5,"t":"2027-10-02T05:25:00Z","terrain":0.01},{"above_terrain":false,"airmass":null,"alt":-7.76,"az":14.4,"t":"2027-10-02T05:30:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-7.52,"az":15.4,"t":"2027-10-02T05:35:00Z","terrain":0.44},{"above_terrain":false,"airmass":null,"alt":-7.26,"az":16.3,"t":"2027-10-02T05:40:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-6.99,"az":17.3,"t":"2027-10-02T05:45:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-6.7,"az":18.2,"t":"2027-10-02T05:50:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-6.4,"az":19.2,"t":"2027-10-02T05:55:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-6.09,"az":20.1,"t":"2027-10-02T06:00:00Z","terrain":0.67},{"above_terrain":false,"airmass":null,"alt":-5.76,"az":21.0,"t":"2027-10-02T06:05:00Z","terrain":0.7},{"above_terrain":false,"airmass":null,"alt":-5.42,"az":21.9,"t":"2027-10-02T06:10:00Z","terrain":0.97},{"above_terrain":false,"airmass":null,"alt":-5.06,"az":22.9,"t":"2027-10-02T06:15:00Z","terrain":1.14},{"above_terrain":false,"airmass":null,"alt":-4.69,"az":23.8,"t":"2027-10-02T06:20:00Z","terrain":0.98},{"above_terrain":false,"airmass":null,"alt":-4.31,"az":24.7,"t":"2027-10-02T06:25:00Z","terrain":1.12},{"above_terrain":false,"airmass":null,"alt":-3.91,"az":25.6,"t":"2027-10-02T06:30:00Z","terrain":1.29},{"above_terrain":false,"airmass":null,"alt":-3.5,"az":26.4,"t":"2027-10-02T06:35:00Z","terrain":1.31},{"above_terrain":false,"airmass":null,"alt":-3.08,"az":27.3,"t":"2027-10-02T06:40:00Z","terrain":1.25},{"above_terrain":false,"airmass":null,"alt":-2.64,"az":28.2,"t":"2027-10-02T06:45:00Z","terrain":1.15},{"above_terrain":false,"airmass":null,"alt":-2.19,"az":29.1,"t":"2027-10-02T06:50:00Z","terrain":1.01},{"above_terrain":false,"airmass":null,"alt":-1.73,"az":29.9,"t":"2027-10-02T06:55:00Z","terrain":1.14},{"above_terrain":false,"airmass":null,"alt":-1.26,"az":30.8,"t":"2027-10-02T07:00:00Z","terrain":1.28},{"above_terrain":false,"airmass":null,"alt":-0.77,"az":31.6,"t":"2027-10-02T07:05:00Z","terrain":1.32},{"above_terrain":false,"airmass":null,"alt":-0.28,"az":32.5,"t":"2027-10-02T07:10:00Z","terrain":1.17},{"above_terrain":false,"airmass":34.67,"alt":0.23,"az":33.3,"t":"2027-10-02T07:15:00Z","terrain":0.82},{"above_terrain":true,"airmass":28.65,"alt":0.75,"az":34.1,"t":"2027-10-02T07:20:00Z","terrain":0.38},{"above_terrain":true,"airmass":24.01,"alt":1.28,"az":35.0,"t":"2027-10-02T07:25:00Z","terrain":0.07},{"above_terrain":true,"airmass":20.41,"alt":1.82,"az":35.8,"t":"2027-10-02T07:30:00Z","terrain":0.03},{"above_terrain":true,"airmass":17.6,"alt":2.38,"az":36.6,"t":"2027-10-02T07:35:00Z","terrain":-0.04},{"above_terrain":true,"airmass":15.36,"alt":2.94,"az":37.4,"t":"2027-10-02T07:40:00Z","terrain":-0.14},{"above_terrain":true,"airmass":13.56,"alt":3.51,"az":38.2,"t":"2027-10-02T07:45:00Z","terrain":-0.2},{"above_terrain":true,"airmass":12.08,"alt":4.1,"az":39.0,"t":"2027-10-02T07:50:00Z","terrain":-0.16},{"above_terrain":true,"airmass":10.86,"alt":4.69,"az":39.7,"t":"2027-10-02T07:55:00Z","terrain":-0.08},{"above_terrain":true,"airmass":9.83,"alt":5.29,"az":40.5,"t":"2027-10-02T08:00:00Z","terrain":-0.01},{"above_terrain":true,"airmass":8.96,"alt":5.9,"az":41.3,"t":"2027-10-02T08:05:00Z","terrain":0.05},{"above_terrain":true,"airmass":8.22,"alt":6.53,"az":42.0,"t":"2027-10-02T08:10:00Z","terrain":0.12},{"above_terrain":true,"airmass":7.58,"alt":7.16,"az":42.8,"t":"2027-10-02T08:15:00Z","terrain":0.22},{"above_terrain":true,"airmass":7.02,"alt":7.8,"az":43.5,"t":"2027-10-02T08:20:00Z","terrain":0.33},{"above_terrain":true,"airmass":6.53,"alt":8.45,"az":44.3,"t":"2027-10-02T08:25:00Z","terrain":0.45},{"above_terrain":true,"airmass":6.09,"alt":9.1,"az":45.0,"t":"2027-10-02T08:30:00Z","terrain":0.58},{"above_terrain":true,"airmass":5.71,"alt":9.77,"az":45.7,"t":"2027-10-02T08:35:00Z","terrain":0.64},{"above_terrain":true,"airmass":5.36,"alt":10.44,"az":46.4,"t":"2027-10-02T08:40:00Z","terrain":0.64},{"above_terrain":true,"airmass":5.06,"alt":11.13,"az":47.1,"t":"2027-10-02T08:45:00Z","terrain":0.6},{"above_terrain":true,"airmass":4.78,"alt":11.82,"az":47.8,"t":"2027-10-02T08:50:00Z","terrain":0.54},{"above_terrain":true,"airmass":4.53,"alt":12.51,"az":48.5,"t":"2027-10-02T08:55:00Z","terrain":0.46},{"above_terrain":true,"airmass":4.3,"alt":13.22,"az":49.2,"t":"2027-10-02T09:00:00Z","terrain":0.41}],"transit":{"airmass":1.0,"alt":87.1,"az":186.9,"t":"2027-10-01T16:20:00Z"},"usable_hours":5.17,"verdict":"good","zenith_passage":true},"warnings":["No cloud data for this night (beyond the 4-day forecast, or not yet in the archive) \u2014 the score is geometry only."]}