{"assessment":{"best_window":{"end":"2027-12-18T23:35Z","end_local":"01:35","hours":7.0,"label":"good","mean_quality":0.92,"start":"2027-12-18T16:35Z","start_local":"18:35"},"cost":{"altitude":4.96,"clouds":0.0,"darkness":1.33,"moon":0.19},"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":51,"cloud":null,"high":null,"iso":"2027-12-18T15:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-41,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"17:00","wind":null},{"alt":62,"cloud":null,"high":null,"iso":"2027-12-18T16:00Z","label":"marginal","low":null,"mid":null,"moon_alt":-39,"precip":null,"q":0.5,"rh":null,"sky":"astronomical twilight","temp":null,"time":"18:00","wind":null},{"alt":73,"cloud":null,"high":null,"iso":"2027-12-18T17:00Z","label":"good","low":null,"mid":null,"moon_alt":-34,"precip":null,"q":1.0,"rh":null,"sky":"night","temp":null,"time":"19:00","wind":null},{"alt":79,"cloud":null,"high":null,"iso":"2027-12-18T18:00Z","label":"good","low":null,"mid":null,"moon_alt":-27,"precip":null,"q":1.0,"rh":null,"sky":"night","temp":null,"time":"20:00","wind":null},{"alt":75,"cloud":null,"high":null,"iso":"2027-12-18T19:00Z","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":65,"cloud":null,"high":null,"iso":"2027-12-18T20:00Z","label":"good","low":null,"mid":null,"moon_alt":-8,"precip":null,"q":1.0,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":54,"cloud":null,"high":null,"iso":"2027-12-18T21:00Z","label":"good","low":null,"mid":null,"moon_alt":3,"precip":null,"q":0.91,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":43,"cloud":null,"high":null,"iso":"2027-12-18T22:00Z","label":"good","low":null,"mid":null,"moon_alt":13,"precip":null,"q":0.83,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":32,"cloud":null,"high":null,"iso":"2027-12-18T23:00Z","label":"good","low":null,"mid":null,"moon_alt":24,"precip":null,"q":0.75,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":21,"cloud":null,"high":null,"iso":"2027-12-19T00:00Z","label":"marginal","low":null,"mid":null,"moon_alt":34,"precip":null,"q":0.41,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":11,"cloud":null,"high":null,"iso":"2027-12-19T01:00Z","label":"unusable","low":null,"mid":null,"moon_alt":43,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":2,"cloud":null,"high":null,"iso":"2027-12-19T02:00Z","label":"unusable","low":null,"mid":null,"moon_alt":49,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":-6,"cloud":null,"high":null,"iso":"2027-12-19T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":52,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":-12,"cloud":null,"high":null,"iso":"2027-12-19T04:00Z","label":"unusable","low":null,"mid":null,"moon_alt":51,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"06:00","wind":null},{"alt":-16,"cloud":null,"high":null,"iso":"2027-12-19T05:00Z","label":"unusable","low":null,"mid":null,"moon_alt":45,"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":7.11,"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":7.11,"verdict":"unknown","verdict_astronomy":"good","weather_known":false,"windows":[{"end":"2027-12-18T15:25Z","end_local":"17:25","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2027-12-18T14:50Z","start_local":"16:50"},{"end":"2027-12-18T16:00Z","end_local":"18:00","hours":0.58,"label":"poor","mean_quality":0.15,"start":"2027-12-18T15:25Z","start_local":"17:25"},{"end":"2027-12-18T16:35Z","end_local":"18:35","hours":0.58,"label":"marginal","mean_quality":0.5,"start":"2027-12-18T16:00Z","start_local":"18:00"},{"end":"2027-12-18T23:35Z","end_local":"01:35","hours":7.0,"label":"good","mean_quality":0.92,"start":"2027-12-18T16:35Z","start_local":"18:35"},{"end":"2027-12-19T00:10Z","end_local":"02:10","hours":0.58,"label":"marginal","mean_quality":0.47,"start":"2027-12-18T23:35Z","start_local":"01:35"},{"end":"2027-12-19T05:45Z","end_local":"07:45","hours":5.58,"label":"unusable","mean_quality":0.0,"start":"2027-12-19T00:10Z","start_local":"02:10"}]},"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":"2027-12-18T16:32:39Z","dark_hours":11.5,"dark_to":"2027-12-19T04:02:50Z","moon":{"illumination":0.663,"phase":"waning gibbous","waxing":false},"moon_free_dark_hours":4.2,"moonrise":"2027-12-18T20:45:15Z","moonset":"2027-12-19T09:31:58Z","sunrise":"2027-12-19T05:43:21Z","sunset":"2027-12-18T14:52:10Z","twilight":{"astronomical":{"end":"2027-12-18T16:32:39Z","start":"2027-12-19T04:02:50Z"},"civil":{"end":"2027-12-18T15:23:45Z","start":"2027-12-19T05:11:46Z"},"nautical":{"end":"2027-12-18T15:58:48Z","start":"2027-12-19T04:36:42Z"}},"window_end":"2027-12-19T10:00:00Z","window_start":"2027-12-18T10:00:00Z"},"night_date":"2027-12-18","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.02,"alt":79.1,"t":"2027-12-18T18:10:00Z"},"dec":30.66017511,"dec_of_date":30.8028,"dec_str":"+30\u00b0 39' 36.6\"","good_hours":6.58,"limit_rise":"2027-12-18T12:09:26Z","limit_set":"2027-12-19T00:06:28Z","max_az_rate_deg_per_min":1.14,"moon_separation":123.4,"never_rises":false,"ra":23.46206906,"ra_of_date":23.8575,"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":"6.6 dark hours above 30\u00b0 \u2014 a proper target for this night.","terrain":{"available":true,"behind_at":"2027-12-19T02:12:54Z","blocked_dark_hours":0,"clears_at":"2027-12-18T10:05:11Z","rise_az":48.2},"track":[{"above_terrain":false,"airmass":null,"alt":-0.13,"az":46.5,"t":"2027-12-18T10:00:00Z","terrain":0.64},{"above_terrain":false,"airmass":30.78,"alt":0.55,"az":47.4,"t":"2027-12-18T10:05:00Z","terrain":0.58},{"above_terrain":true,"airmass":24.3,"alt":1.24,"az":48.2,"t":"2027-12-18T10:10:00Z","terrain":0.51},{"above_terrain":true,"airmass":19.73,"alt":1.95,"az":49.0,"t":"2027-12-18T10:15:00Z","terrain":0.41},{"above_terrain":true,"airmass":16.42,"alt":2.66,"az":49.8,"t":"2027-12-18T10:20:00Z","terrain":0.4},{"above_terrain":true,"airmass":13.95,"alt":3.38,"az":50.6,"t":"2027-12-18T10:25:00Z","terrain":0.48},{"above_terrain":true,"airmass":12.06,"alt":4.1,"az":51.4,"t":"2027-12-18T10:30:00Z","terrain":0.57},{"above_terrain":true,"airmass":10.59,"alt":4.84,"az":52.2,"t":"2027-12-18T10:35:00Z","terrain":0.67},{"above_terrain":true,"airmass":9.4,"alt":5.58,"az":53.0,"t":"2027-12-18T10:40:00Z","terrain":0.84},{"above_terrain":true,"airmass":8.44,"alt":6.33,"az":53.8,"t":"2027-12-18T10:45:00Z","terrain":0.96},{"above_terrain":true,"airmass":7.64,"alt":7.09,"az":54.5,"t":"2027-12-18T10:50:00Z","terrain":1.04},{"above_terrain":true,"airmass":6.97,"alt":7.86,"az":55.3,"t":"2027-12-18T10:55:00Z","terrain":1.07},{"above_terrain":true,"airmass":6.4,"alt":8.63,"az":56.1,"t":"2027-12-18T11:00:00Z","terrain":1.05},{"above_terrain":true,"airmass":5.91,"alt":9.41,"az":56.8,"t":"2027-12-18T11:05:00Z","terrain":1.07},{"above_terrain":true,"airmass":5.49,"alt":10.2,"az":57.6,"t":"2027-12-18T11:10:00Z","terrain":1.17},{"above_terrain":true,"airmass":5.11,"alt":10.99,"az":58.3,"t":"2027-12-18T11:15:00Z","terrain":1.24},{"above_terrain":true,"airmass":4.79,"alt":11.79,"az":59.0,"t":"2027-12-18T11:20:00Z","terrain":1.21},{"above_terrain":true,"airmass":4.5,"alt":12.59,"az":59.8,"t":"2027-12-18T11:25:00Z","terrain":1.18},{"above_terrain":true,"airmass":4.24,"alt":13.41,"az":60.5,"t":"2027-12-18T11:30:00Z","terrain":1.13},{"above_terrain":true,"airmass":4.01,"alt":14.22,"az":61.2,"t":"2027-12-18T11:35:00Z","terrain":1.07},{"above_terrain":true,"airmass":3.8,"alt":15.05,"az":61.9,"t":"2027-12-18T11:40:00Z","terrain":1.02},{"above_terrain":true,"airmass":3.61,"alt":15.88,"az":62.6,"t":"2027-12-18T11:45:00Z","terrain":0.95},{"above_terrain":true,"airmass":3.44,"alt":16.71,"az":63.3,"t":"2027-12-18T11:50:00Z","terrain":0.86},{"above_terrain":true,"airmass":3.29,"alt":17.55,"az":64.1,"t":"2027-12-18T11:55:00Z","terrain":0.77},{"above_terrain":true,"airmass":3.14,"alt":18.39,"az":64.8,"t":"2027-12-18T12:00:00Z","terrain":0.77},{"above_terrain":true,"airmass":3.01,"alt":19.24,"az":65.5,"t":"2027-12-18T12:05:00Z","terrain":0.8},{"above_terrain":true,"airmass":2.89,"alt":20.1,"az":66.1,"t":"2027-12-18T12:10:00Z","terrain":0.84},{"above_terrain":true,"airmass":2.78,"alt":20.95,"az":66.8,"t":"2027-12-18T12:15:00Z","terrain":0.91},{"above_terrain":true,"airmass":2.68,"alt":21.82,"az":67.5,"t":"2027-12-18T12:20:00Z","terrain":0.96},{"above_terrain":true,"airmass":2.58,"alt":22.68,"az":68.2,"t":"2027-12-18T12:25:00Z","terrain":1.0},{"above_terrain":true,"airmass":2.49,"alt":23.55,"az":68.9,"t":"2027-12-18T12:30:00Z","terrain":1.04},{"above_terrain":true,"airmass":2.41,"alt":24.43,"az":69.6,"t":"2027-12-18T12:35:00Z","terrain":1.15},{"above_terrain":true,"airmass":2.33,"alt":25.31,"az":70.3,"t":"2027-12-18T12:40:00Z","terrain":1.23},{"above_terrain":true,"airmass":2.26,"alt":26.19,"az":71.0,"t":"2027-12-18T12:45:00Z","terrain":1.26},{"above_terrain":true,"airmass":2.19,"alt":27.08,"az":71.7,"t":"2027-12-18T12:50:00Z","terrain":1.22},{"above_terrain":true,"airmass":2.13,"alt":27.97,"az":72.3,"t":"2027-12-18T12:55:00Z","terrain":1.13},{"above_terrain":true,"airmass":2.07,"alt":28.86,"az":73.0,"t":"2027-12-18T13:00:00Z","terrain":0.99},{"above_terrain":true,"airmass":2.01,"alt":29.76,"az":73.7,"t":"2027-12-18T13:05:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.96,"alt":30.66,"az":74.4,"t":"2027-12-18T13:10:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.91,"alt":31.56,"az":75.1,"t":"2027-12-18T13:15:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.86,"alt":32.47,"az":75.8,"t":"2027-12-18T13:20:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.81,"alt":33.38,"az":76.4,"t":"2027-12-18T13:25:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.77,"alt":34.29,"az":77.1,"t":"2027-12-18T13:30:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.73,"alt":35.2,"az":77.8,"t":"2027-12-18T13:35:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.69,"alt":36.12,"az":78.5,"t":"2027-12-18T13:40:00Z","terrain":0.6},{"above_terrain":true,"airmass":1.66,"alt":37.04,"az":79.2,"t":"2027-12-18T13:45:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.62,"alt":37.96,"az":79.9,"t":"2027-12-18T13:50:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.59,"alt":38.88,"az":80.6,"t":"2027-12-18T13:55:00Z","terrain":0.6},{"above_terrain":true,"airmass":1.56,"alt":39.8,"az":81.3,"t":"2027-12-18T14:00:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.53,"alt":40.73,"az":82.1,"t":"2027-12-18T14:05:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.5,"alt":41.66,"az":82.8,"t":"2027-12-18T14:10:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.48,"alt":42.59,"az":83.5,"t":"2027-12-18T14:15:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.45,"alt":43.52,"az":84.3,"t":"2027-12-18T14:20:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.43,"alt":44.45,"az":85.0,"t":"2027-12-18T14:25:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.4,"alt":45.38,"az":85.8,"t":"2027-12-18T14:30:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.38,"alt":46.32,"az":86.5,"t":"2027-12-18T14:35:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.36,"alt":47.25,"az":87.3,"t":"2027-12-18T14:40:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.34,"alt":48.18,"az":88.1,"t":"2027-12-18T14:45:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.32,"alt":49.12,"az":88.9,"t":"2027-12-18T14:50:00Z","terrain":-0.19},{"above_terrain":true,"airmass":1.3,"alt":50.06,"az":89.7,"t":"2027-12-18T14:55:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.29,"alt":50.99,"az":90.6,"t":"2027-12-18T15:00:00Z","terrain":-0.14},{"above_terrain":true,"airmass":1.27,"alt":51.93,"az":91.4,"t":"2027-12-18T15:05:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.25,"alt":52.86,"az":92.3,"t":"2027-12-18T15:10:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.24,"alt":53.8,"az":93.2,"t":"2027-12-18T15:15:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.22,"alt":54.73,"az":94.1,"t":"2027-12-18T15:20:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.21,"alt":55.67,"az":95.1,"t":"2027-12-18T15:25:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.2,"alt":56.6,"az":96.0,"t":"2027-12-18T15:30:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.18,"alt":57.53,"az":97.0,"t":"2027-12-18T15:35:00Z","terrain":0.73},{"above_terrain":true,"airmass":1.17,"alt":58.45,"az":98.1,"t":"2027-12-18T15:40:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.16,"alt":59.38,"az":99.1,"t":"2027-12-18T15:45:00Z","terrain":0.45},{"above_terrain":true,"airmass":1.15,"alt":60.3,"az":100.2,"t":"2027-12-18T15:50:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.14,"alt":61.22,"az":101.4,"t":"2027-12-18T15:55:00Z","terrain":0.03},{"above_terrain":true,"airmass":1.13,"alt":62.14,"az":102.6,"t":"2027-12-18T16:00:00Z","terrain":-0.14},{"above_terrain":true,"airmass":1.12,"alt":63.05,"az":103.8,"t":"2027-12-18T16:05:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.11,"alt":63.96,"az":105.1,"t":"2027-12-18T16:10:00Z","terrain":-0.26},{"above_terrain":true,"airmass":1.1,"alt":64.86,"az":106.5,"t":"2027-12-18T16:15:00Z","terrain":-0.63},{"above_terrain":true,"airmass":1.1,"alt":65.75,"az":107.9,"t":"2027-12-18T16:20:00Z","terrain":-0.9},{"above_terrain":true,"airmass":1.09,"alt":66.64,"az":109.4,"t":"2027-12-18T16:25:00Z","terrain":-1.17},{"above_terrain":true,"airmass":1.08,"alt":67.51,"az":111.0,"t":"2027-12-18T16:30:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.08,"alt":68.38,"az":112.7,"t":"2027-12-18T16:35:00Z","terrain":-1.42},{"above_terrain":true,"airmass":1.07,"alt":69.24,"az":114.5,"t":"2027-12-18T16:40:00Z","terrain":-1.56},{"above_terrain":true,"airmass":1.06,"alt":70.09,"az":116.4,"t":"2027-12-18T16:45:00Z","terrain":-1.54},{"above_terrain":true,"airmass":1.06,"alt":70.92,"az":118.5,"t":"2027-12-18T16:50:00Z","terrain":-1.45},{"above_terrain":true,"airmass":1.05,"alt":71.73,"az":120.7,"t":"2027-12-18T16:55:00Z","terrain":-1.25},{"above_terrain":true,"airmass":1.05,"alt":72.52,"az":123.1,"t":"2027-12-18T17:00:00Z","terrain":-1.4},{"above_terrain":true,"airmass":1.04,"alt":73.3,"az":125.6,"t":"2027-12-18T17:05:00Z","terrain":-1.62},{"above_terrain":true,"airmass":1.04,"alt":74.05,"az":128.4,"t":"2027-12-18T17:10:00Z","terrain":-1.31},{"above_terrain":true,"airmass":1.04,"alt":74.76,"az":131.4,"t":"2027-12-18T17:15:00Z","terrain":-1.67},{"above_terrain":true,"airmass":1.03,"alt":75.45,"az":134.6,"t":"2027-12-18T17:20:00Z","terrain":-1.4},{"above_terrain":true,"airmass":1.03,"alt":76.1,"az":138.1,"t":"2027-12-18T17:25:00Z","terrain":-1.16},{"above_terrain":true,"airmass":1.03,"alt":76.7,"az":141.9,"t":"2027-12-18T17:30:00Z","terrain":-1.3},{"above_terrain":true,"airmass":1.02,"alt":77.25,"az":146.0,"t":"2027-12-18T17:35:00Z","terrain":-1.51},{"above_terrain":true,"airmass":1.02,"alt":77.74,"az":150.4,"t":"2027-12-18T17:40:00Z","terrain":-1.2},{"above_terrain":true,"airmass":1.02,"alt":78.17,"az":155.2,"t":"2027-12-18T17:45:00Z","terrain":-1.11},{"above_terrain":true,"airmass":1.02,"alt":78.53,"az":160.2,"t":"2027-12-18T17:50:00Z","terrain":-0.96},{"above_terrain":true,"airmass":1.02,"alt":78.8,"az":165.5,"t":"2027-12-18T17:55:00Z","terrain":-1.32},{"above_terrain":true,"airmass":1.02,"alt":78.99,"az":171.0,"t":"2027-12-18T18:00:00Z","terrain":-0.65},{"above_terrain":true,"airmass":1.02,"alt":79.09,"az":176.6,"t":"2027-12-18T18:05:00Z","terrain":-0.38},{"above_terrain":true,"airmass":1.02,"alt":79.1,"az":182.3,"t":"2027-12-18T18:10:00Z","terrain":-0.66},{"above_terrain":true,"airmass":1.02,"alt":79.02,"az":188.0,"t":"2027-12-18T18:15:00Z","terrain":-0.66},{"above_terrain":true,"airmass":1.02,"alt":78.84,"az":193.5,"t":"2027-12-18T18:20:00Z","terrain":-0.47},{"above_terrain":true,"airmass":1.02,"alt":78.58,"az":198.9,"t":"2027-12-18T18:25:00Z","terrain":-0.34},{"above_terrain":true,"airmass":1.02,"alt":78.24,"az":203.9,"t":"2027-12-18T18:30:00Z","terrain":-0.56},{"above_terrain":true,"airmass":1.02,"alt":77.82,"az":208.7,"t":"2027-12-18T18:35:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.02,"alt":77.34,"az":213.2,"t":"2027-12-18T18:40:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.03,"alt":76.8,"az":217.4,"t":"2027-12-18T18:45:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.03,"alt":76.21,"az":221.2,"t":"2027-12-18T18:50:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.03,"alt":75.57,"az":224.8,"t":"2027-12-18T18:55:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.04,"alt":74.89,"az":228.1,"t":"2027-12-18T19:00:00Z","terrain":1.14},{"above_terrain":true,"airmass":1.04,"alt":74.18,"az":231.1,"t":"2027-12-18T19:05:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.04,"alt":73.44,"az":233.9,"t":"2027-12-18T19:10:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.05,"alt":72.67,"az":236.5,"t":"2027-12-18T19:15:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.05,"alt":71.88,"az":238.9,"t":"2027-12-18T19:20:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.06,"alt":71.07,"az":241.1,"t":"2027-12-18T19:25:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.06,"alt":70.24,"az":243.2,"t":"2027-12-18T19:30:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.07,"alt":69.4,"az":245.1,"t":"2027-12-18T19:35:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.07,"alt":68.54,"az":247.0,"t":"2027-12-18T19:40:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.08,"alt":67.67,"az":248.7,"t":"2027-12-18T19:45:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.09,"alt":66.8,"az":250.3,"t":"2027-12-18T19:50:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.09,"alt":65.91,"az":251.8,"t":"2027-12-18T19:55:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.1,"alt":65.02,"az":253.3,"t":"2027-12-18T20:00:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.11,"alt":64.12,"az":254.6,"t":"2027-12-18T20:05:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.12,"alt":63.22,"az":256.0,"t":"2027-12-18T20:10:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.13,"alt":62.3,"az":257.2,"t":"2027-12-18T20:15:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.14,"alt":61.39,"az":258.4,"t":"2027-12-18T20:20:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.15,"alt":60.47,"az":259.6,"t":"2027-12-18T20:25:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.16,"alt":59.55,"az":260.7,"t":"2027-12-18T20:30:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.17,"alt":58.62,"az":261.7,"t":"2027-12-18T20:35:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.18,"alt":57.7,"az":262.8,"t":"2027-12-18T20:40:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.19,"alt":56.77,"az":263.8,"t":"2027-12-18T20:45:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.21,"alt":55.84,"az":264.8,"t":"2027-12-18T20:50:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.22,"alt":54.9,"az":265.7,"t":"2027-12-18T20:55:00Z","terrain":0.45},{"above_terrain":true,"airmass":1.24,"alt":53.97,"az":266.6,"t":"2027-12-18T21:00:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.25,"alt":53.03,"az":267.5,"t":"2027-12-18T21:05:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.27,"alt":52.1,"az":268.4,"t":"2027-12-18T21:10:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.28,"alt":51.16,"az":269.3,"t":"2027-12-18T21:15:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.3,"alt":50.23,"az":270.1,"t":"2027-12-18T21:20:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.32,"alt":49.29,"az":270.9,"t":"2027-12-18T21:25:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.34,"alt":48.36,"az":271.7,"t":"2027-12-18T21:30:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.36,"alt":47.42,"az":272.5,"t":"2027-12-18T21:35:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.38,"alt":46.49,"az":273.3,"t":"2027-12-18T21:40:00Z","terrain":0.09},{"above_terrain":true,"airmass":1.4,"alt":45.55,"az":274.1,"t":"2027-12-18T21:45:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.42,"alt":44.62,"az":274.8,"t":"2027-12-18T21:50:00Z","terrain":0.07},{"above_terrain":true,"airmass":1.45,"alt":43.69,"az":275.6,"t":"2027-12-18T21:55:00Z","terrain":0.03},{"above_terrain":true,"airmass":1.47,"alt":42.76,"az":276.3,"t":"2027-12-18T22:00:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.5,"alt":41.83,"az":277.1,"t":"2027-12-18T22:05:00Z","terrain":-0.14},{"above_terrain":true,"airmass":1.53,"alt":40.9,"az":277.8,"t":"2027-12-18T22:10:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.55,"alt":39.97,"az":278.5,"t":"2027-12-18T22:15:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.58,"alt":39.05,"az":279.2,"t":"2027-12-18T22:20:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.62,"alt":38.12,"az":279.9,"t":"2027-12-18T22:25:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.65,"alt":37.2,"az":280.6,"t":"2027-12-18T22:30:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.69,"alt":36.28,"az":281.3,"t":"2027-12-18T22:35:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.72,"alt":35.37,"az":282.0,"t":"2027-12-18T22:40:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.76,"alt":34.45,"az":282.7,"t":"2027-12-18T22:45:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.81,"alt":33.54,"az":283.4,"t":"2027-12-18T22:50:00Z","terrain":0.05},{"above_terrain":true,"airmass":1.85,"alt":32.63,"az":284.1,"t":"2027-12-18T22:55:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.9,"alt":31.73,"az":284.8,"t":"2027-12-18T23:00:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.95,"alt":30.82,"az":285.5,"t":"2027-12-18T23:05:00Z","terrain":0.23},{"above_terrain":true,"airmass":2.0,"alt":29.92,"az":286.2,"t":"2027-12-18T23:10:00Z","terrain":0.25},{"above_terrain":true,"airmass":2.05,"alt":29.03,"az":286.9,"t":"2027-12-18T23:15:00Z","terrain":0.35},{"above_terrain":true,"airmass":2.11,"alt":28.13,"az":287.5,"t":"2027-12-18T23:20:00Z","terrain":0.26},{"above_terrain":true,"airmass":2.18,"alt":27.24,"az":288.2,"t":"2027-12-18T23:25:00Z","terrain":0.17},{"above_terrain":true,"airmass":2.24,"alt":26.35,"az":288.9,"t":"2027-12-18T23:30:00Z","terrain":0.18},{"above_terrain":true,"airmass":2.32,"alt":25.47,"az":289.6,"t":"2027-12-18T23:35:00Z","terrain":0.25},{"above_terrain":true,"airmass":2.39,"alt":24.59,"az":290.3,"t":"2027-12-18T23:40:00Z","terrain":0.35},{"above_terrain":true,"airmass":2.47,"alt":23.71,"az":291.0,"t":"2027-12-18T23:45:00Z","terrain":0.48},{"above_terrain":true,"airmass":2.56,"alt":22.84,"az":291.6,"t":"2027-12-18T23:50:00Z","terrain":0.53},{"above_terrain":true,"airmass":2.66,"alt":21.97,"az":292.3,"t":"2027-12-18T23:55:00Z","terrain":0.46},{"above_terrain":true,"airmass":2.76,"alt":21.11,"az":293.0,"t":"2027-12-19T00:00:00Z","terrain":0.28},{"above_terrain":true,"airmass":2.87,"alt":20.25,"az":293.7,"t":"2027-12-19T00:05:00Z","terrain":0.26},{"above_terrain":true,"airmass":2.99,"alt":19.4,"az":294.4,"t":"2027-12-19T00:10:00Z","terrain":0.24},{"above_terrain":true,"airmass":3.12,"alt":18.55,"az":295.1,"t":"2027-12-19T00:15:00Z","terrain":0.24},{"above_terrain":true,"airmass":3.26,"alt":17.7,"az":295.8,"t":"2027-12-19T00:20:00Z","terrain":0.31},{"above_terrain":true,"airmass":3.41,"alt":16.86,"az":296.5,"t":"2027-12-19T00:25:00Z","terrain":0.29},{"above_terrain":true,"airmass":3.58,"alt":16.03,"az":297.2,"t":"2027-12-19T00:30:00Z","terrain":0.23},{"above_terrain":true,"airmass":3.77,"alt":15.2,"az":297.9,"t":"2027-12-19T00:35:00Z","terrain":0.13},{"above_terrain":true,"airmass":3.97,"alt":14.37,"az":298.7,"t":"2027-12-19T00:40:00Z","terrain":0.15},{"above_terrain":true,"airmass":4.2,"alt":13.56,"az":299.4,"t":"2027-12-19T00:45:00Z","terrain":0.25},{"above_terrain":true,"airmass":4.45,"alt":12.74,"az":300.1,"t":"2027-12-19T00:50:00Z","terrain":0.36},{"above_terrain":true,"airmass":4.73,"alt":11.94,"az":300.8,"t":"2027-12-19T00:55:00Z","terrain":0.33},{"above_terrain":true,"airmass":5.05,"alt":11.14,"az":301.6,"t":"2027-12-19T01:00:00Z","terrain":0.18},{"above_terrain":true,"airmass":5.41,"alt":10.34,"az":302.3,"t":"2027-12-19T01:05:00Z","terrain":-0.02},{"above_terrain":true,"airmass":5.83,"alt":9.55,"az":303.1,"t":"2027-12-19T01:10:00Z","terrain":-0.22},{"above_terrain":true,"airmass":6.3,"alt":8.77,"az":303.8,"t":"2027-12-19T01:15:00Z","terrain":-0.12},{"above_terrain":true,"airmass":6.86,"alt":8.0,"az":304.6,"t":"2027-12-19T01:20:00Z","terrain":-0.21},{"above_terrain":true,"airmass":7.51,"alt":7.23,"az":305.3,"t":"2027-12-19T01:25:00Z","terrain":-0.25},{"above_terrain":true,"airmass":8.28,"alt":6.47,"az":306.1,"t":"2027-12-19T01:30:00Z","terrain":-0.14},{"above_terrain":true,"airmass":9.21,"alt":5.72,"az":306.9,"t":"2027-12-19T01:35:00Z","terrain":0.13},{"above_terrain":true,"airmass":10.35,"alt":4.97,"az":307.7,"t":"2027-12-19T01:40:00Z","terrain":0.27},{"above_terrain":true,"airmass":11.77,"alt":4.24,"az":308.4,"t":"2027-12-19T01:45:00Z","terrain":0.25},{"above_terrain":true,"airmass":13.57,"alt":3.51,"az":309.2,"t":"2027-12-19T01:50:00Z","terrain":0.18},{"above_terrain":true,"airmass":15.91,"alt":2.79,"az":310.0,"t":"2027-12-19T01:55:00Z","terrain":0.22},{"above_terrain":true,"airmass":19.04,"alt":2.07,"az":310.8,"t":"2027-12-19T02:00:00Z","terrain":0.34},{"above_terrain":true,"airmass":23.35,"alt":1.37,"az":311.7,"t":"2027-12-19T02:05:00Z","terrain":0.22},{"above_terrain":true,"airmass":29.42,"alt":0.68,"az":312.5,"t":"2027-12-19T02:10:00Z","terrain":0.2},{"above_terrain":false,"airmass":null,"alt":-0.01,"az":313.3,"t":"2027-12-19T02:15:00Z","terrain":0.33},{"above_terrain":false,"airmass":null,"alt":-0.69,"az":314.1,"t":"2027-12-19T02:20:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-1.35,"az":315.0,"t":"2027-12-19T02:25:00Z","terrain":0.56},{"above_terrain":false,"airmass":null,"alt":-2.01,"az":315.8,"t":"2027-12-19T02:30:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-2.66,"az":316.7,"t":"2027-12-19T02:35:00Z","terrain":0.35},{"above_terrain":false,"airmass":null,"alt":-3.29,"az":317.6,"t":"2027-12-19T02:40:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-3.92,"az":318.5,"t":"2027-12-19T02:45:00Z","terrain":0.12},{"above_terrain":false,"airmass":null,"alt":-4.53,"az":319.3,"t":"2027-12-19T02:50:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-5.14,"az":320.2,"t":"2027-12-19T02:55:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-5.73,"az":321.1,"t":"2027-12-19T03:00:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-6.31,"az":322.0,"t":"2027-12-19T03:05:00Z","terrain":0.2},{"above_terrain":false,"airmass":null,"alt":-6.88,"az":323.0,"t":"2027-12-19T03:10:00Z","terrain":0.08},{"above_terrain":false,"airmass":null,"alt":-7.44,"az":323.9,"t":"2027-12-19T03:15:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-7.99,"az":324.8,"t":"2027-12-19T03:20:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-8.52,"az":325.8,"t":"2027-12-19T03:25:00Z","terrain":-0.23},{"above_terrain":false,"airmass":null,"alt":-9.04,"az":326.7,"t":"2027-12-19T03:30:00Z","terrain":-0.35},{"above_terrain":false,"airmass":null,"alt":-9.55,"az":327.7,"t":"2027-12-19T03:35:00Z","terrain":-0.28},{"above_terrain":false,"airmass":null,"alt":-10.04,"az":328.7,"t":"2027-12-19T03:40:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-10.52,"az":329.6,"t":"2027-12-19T03:45:00Z","terrain":-0.27},{"above_terrain":false,"airmass":null,"alt":-10.99,"az":330.6,"t":"2027-12-19T03:50:00Z","terrain":-0.38},{"above_terrain":false,"airmass":null,"alt":-11.44,"az":331.6,"t":"2027-12-19T03:55:00Z","terrain":-0.23},{"above_terrain":false,"airmass":null,"alt":-11.87,"az":332.6,"t":"2027-12-19T04:00:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-12.3,"az":333.6,"t":"2027-12-19T04:05:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-12.71,"az":334.7,"t":"2027-12-19T04:10:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-13.1,"az":335.7,"t":"2027-12-19T04:15:00Z","terrain":-0.76},{"above_terrain":false,"airmass":null,"alt":-13.48,"az":336.7,"t":"2027-12-19T04:20:00Z","terrain":-0.76},{"above_terrain":false,"airmass":null,"alt":-13.84,"az":337.8,"t":"2027-12-19T04:25:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-14.18,"az":338.8,"t":"2027-12-19T04:30:00Z","terrain":-0.7},{"above_terrain":false,"airmass":null,"alt":-14.51,"az":339.9,"t":"2027-12-19T04:35:00Z","terrain":-0.56},{"above_terrain":false,"airmass":null,"alt":-14.83,"az":340.9,"t":"2027-12-19T04:40:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-15.13,"az":342.0,"t":"2027-12-19T04:45:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-15.41,"az":343.1,"t":"2027-12-19T04:50:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-15.67,"az":344.2,"t":"2027-12-19T04:55:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-15.92,"az":345.3,"t":"2027-12-19T05:00:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-16.15,"az":346.4,"t":"2027-12-19T05:05:00Z","terrain":-0.5},{"above_terrain":false,"airmass":null,"alt":-16.36,"az":347.5,"t":"2027-12-19T05:10:00Z","terrain":-0.29},{"above_terrain":false,"airmass":null,"alt":-16.55,"az":348.6,"t":"2027-12-19T05:15:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-16.73,"az":349.7,"t":"2027-12-19T05:20:00Z","terrain":0.09},{"above_terrain":false,"airmass":null,"alt":-16.89,"az":350.8,"t":"2027-12-19T05:25:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-17.03,"az":351.9,"t":"2027-12-19T05:30:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-17.15,"az":353.0,"t":"2027-12-19T05:35:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-17.26,"az":354.1,"t":"2027-12-19T05:40:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-17.34,"az":355.3,"t":"2027-12-19T05:45:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-17.41,"az":356.4,"t":"2027-12-19T05:50:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-17.46,"az":357.5,"t":"2027-12-19T05:55:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-17.49,"az":358.6,"t":"2027-12-19T06:00:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-17.5,"az":359.8,"t":"2027-12-19T06:05:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-17.5,"az":0.9,"t":"2027-12-19T06:10:00Z","terrain":0.38},{"above_terrain":false,"airmass":null,"alt":-17.47,"az":2.0,"t":"2027-12-19T06:15:00Z","terrain":0.11},{"above_terrain":false,"airmass":null,"alt":-17.43,"az":3.2,"t":"2027-12-19T06:20:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-17.37,"az":4.3,"t":"2027-12-19T06:25:00Z","terrain":-0.32},{"above_terrain":false,"airmass":null,"alt":-17.29,"az":5.4,"t":"2027-12-19T06:30:00Z","terrain":-0.5},{"above_terrain":false,"airmass":null,"alt":-17.19,"az":6.5,"t":"2027-12-19T06:35:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-17.08,"az":7.7,"t":"2027-12-19T06:40:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-16.95,"az":8.8,"t":"2027-12-19T06:45:00Z","terrain":-0.6},{"above_terrain":false,"airmass":null,"alt":-16.79,"az":9.9,"t":"2027-12-19T06:50:00Z","terrain":-0.61},{"above_terrain":false,"airmass":null,"alt":-16.62,"az":11.0,"t":"2027-12-19T06:55:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-16.44,"az":12.1,"t":"2027-12-19T07:00:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-16.23,"az":13.2,"t":"2027-12-19T07:05:00Z","terrain":-0.04},{"above_terrain":false,"airmass":null,"alt":-16.01,"az":14.3,"t":"2027-12-19T07:10:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-15.77,"az":15.4,"t":"2027-12-19T07:15:00Z","terrain":0.44},{"above_terrain":false,"airmass":null,"alt":-15.51,"az":16.5,"t":"2027-12-19T07:20:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-15.24,"az":17.6,"t":"2027-12-19T07:25:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-14.95,"az":18.6,"t":"2027-12-19T07:30:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-14.64,"az":19.7,"t":"2027-12-19T07:35:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-14.32,"az":20.8,"t":"2027-12-19T07:40:00Z","terrain":0.69},{"above_terrain":false,"airmass":null,"alt":-13.98,"az":21.8,"t":"2027-12-19T07:45:00Z","terrain":0.93},{"above_terrain":false,"airmass":null,"alt":-13.62,"az":22.9,"t":"2027-12-19T07:50:00Z","terrain":1.14},{"above_terrain":false,"airmass":null,"alt":-13.25,"az":23.9,"t":"2027-12-19T07:55:00Z","terrain":0.94},{"above_terrain":false,"airmass":null,"alt":-12.86,"az":24.9,"t":"2027-12-19T08:00:00Z","terrain":1.2},{"above_terrain":false,"airmass":null,"alt":-12.46,"az":26.0,"t":"2027-12-19T08:05:00Z","terrain":1.33},{"above_terrain":false,"airmass":null,"alt":-12.04,"az":27.0,"t":"2027-12-19T08:10:00Z","terrain":1.28},{"above_terrain":false,"airmass":null,"alt":-11.61,"az":28.0,"t":"2027-12-19T08:15:00Z","terrain":1.19},{"above_terrain":false,"airmass":null,"alt":-11.17,"az":29.0,"t":"2027-12-19T08:20:00Z","terrain":1.0},{"above_terrain":false,"airmass":null,"alt":-10.71,"az":30.0,"t":"2027-12-19T08:25:00Z","terrain":1.14},{"above_terrain":false,"airmass":null,"alt":-10.23,"az":30.9,"t":"2027-12-19T08:30:00Z","terrain":1.3},{"above_terrain":false,"airmass":null,"alt":-9.74,"az":31.9,"t":"2027-12-19T08:35:00Z","terrain":1.33},{"above_terrain":false,"airmass":null,"alt":-9.24,"az":32.9,"t":"2027-12-19T08:40:00Z","terrain":1.03},{"above_terrain":false,"airmass":null,"alt":-8.73,"az":33.8,"t":"2027-12-19T08:45:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-8.2,"az":34.8,"t":"2027-12-19T08:50:00Z","terrain":0.13},{"above_terrain":false,"airmass":null,"alt":-7.66,"az":35.7,"t":"2027-12-19T08:55:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-7.11,"az":36.7,"t":"2027-12-19T09:00:00Z","terrain":-0.05},{"above_terrain":false,"airmass":null,"alt":-6.54,"az":37.6,"t":"2027-12-19T09:05:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-5.96,"az":38.5,"t":"2027-12-19T09:10:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-5.38,"az":39.4,"t":"2027-12-19T09:15:00Z","terrain":-0.11},{"above_terrain":false,"airmass":null,"alt":-4.78,"az":40.3,"t":"2027-12-19T09:20:00Z","terrain":-0.03},{"above_terrain":false,"airmass":null,"alt":-4.16,"az":41.2,"t":"2027-12-19T09:25:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-3.54,"az":42.1,"t":"2027-12-19T09:30:00Z","terrain":0.13},{"above_terrain":false,"airmass":null,"alt":-2.91,"az":42.9,"t":"2027-12-19T09:35:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-2.27,"az":43.8,"t":"2027-12-19T09:40:00Z","terrain":0.38},{"above_terrain":false,"airmass":null,"alt":-1.61,"az":44.7,"t":"2027-12-19T09:45:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-0.95,"az":45.5,"t":"2027-12-19T09:50:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-0.28,"az":46.4,"t":"2027-12-19T09:55:00Z","terrain":0.65},{"above_terrain":false,"airmass":32.49,"alt":0.4,"az":47.2,"t":"2027-12-19T10:00:00Z","terrain":0.59}],"transit":{"airmass":1.02,"alt":79.1,"az":182.3,"t":"2027-12-18T18:10:00Z"},"usable_hours":7.58,"verdict":"good","zenith_passage":false},"warnings":["No cloud data for this night (beyond the 4-day forecast, or not yet in the archive) \u2014 the score is geometry only."]}