{"assessment":{"best_window":{"end":"2026-12-16T23:30Z","end_local":"01:30","hours":6.92,"label":"good","mean_quality":0.76,"start":"2026-12-16T16:35Z","start_local":"18:35"},"cost":{"altitude":5.1,"clouds":0.0,"darkness":1.37,"moon":1.3},"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":63,"cloud":null,"high":null,"iso":"2026-12-16T15:00Z","label":"unusable","low":null,"mid":null,"moon_alt":43,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"17:00","wind":null},{"alt":74,"cloud":null,"high":null,"iso":"2026-12-16T16:00Z","label":"marginal","low":null,"mid":null,"moon_alt":45,"precip":null,"q":0.36,"rh":null,"sky":"astronomical twilight","temp":null,"time":"18:00","wind":null},{"alt":86,"cloud":null,"high":null,"iso":"2026-12-16T17:00Z","label":"good","low":null,"mid":null,"moon_alt":43,"precip":null,"q":0.73,"rh":null,"sky":"night","temp":null,"time":"19:00","wind":null},{"alt":83,"cloud":null,"high":null,"iso":"2026-12-16T18:00Z","label":"good","low":null,"mid":null,"moon_alt":37,"precip":null,"q":0.74,"rh":null,"sky":"night","temp":null,"time":"20:00","wind":null},{"alt":72,"cloud":null,"high":null,"iso":"2026-12-16T19:00Z","label":"good","low":null,"mid":null,"moon_alt":29,"precip":null,"q":0.76,"rh":null,"sky":"night","temp":null,"time":"21:00","wind":null},{"alt":61,"cloud":null,"high":null,"iso":"2026-12-16T20:00Z","label":"good","low":null,"mid":null,"moon_alt":20,"precip":null,"q":0.79,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":50,"cloud":null,"high":null,"iso":"2026-12-16T21:00Z","label":"good","low":null,"mid":null,"moon_alt":9,"precip":null,"q":0.76,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":40,"cloud":null,"high":null,"iso":"2026-12-16T22:00Z","label":"good","low":null,"mid":null,"moon_alt":-1,"precip":null,"q":0.86,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":30,"cloud":null,"high":null,"iso":"2026-12-16T23:00Z","label":"good","low":null,"mid":null,"moon_alt":-12,"precip":null,"q":0.79,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":20,"cloud":null,"high":null,"iso":"2026-12-17T00:00Z","label":"marginal","low":null,"mid":null,"moon_alt":-22,"precip":null,"q":0.42,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":12,"cloud":null,"high":null,"iso":"2026-12-17T01:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-32,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":5,"cloud":null,"high":null,"iso":"2026-12-17T02:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-40,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":-1,"cloud":null,"high":null,"iso":"2026-12-17T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-46,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":-5,"cloud":null,"high":null,"iso":"2026-12-17T04:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-49,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"06:00","wind":null},{"alt":-7,"cloud":null,"high":null,"iso":"2026-12-17T05:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-47,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"07:00","wind":null}],"peak_quality":0.87,"peak_sky":0.87,"quality_hours":5.85,"reasons":["the target being low or below 20\u00b0 cost 5.1 quality-hours","daylight and twilight cost 1.4 quality-hours","moonlight cost 1.3 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":87,"score_weather":null,"sky_hours":5.85,"verdict":"unknown","verdict_astronomy":"good","weather_known":false,"windows":[{"end":"2026-12-16T15:25Z","end_local":"17:25","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2026-12-16T14:50Z","start_local":"16:50"},{"end":"2026-12-16T16:00Z","end_local":"18:00","hours":0.58,"label":"poor","mean_quality":0.11,"start":"2026-12-16T15:25Z","start_local":"17:25"},{"end":"2026-12-16T16:35Z","end_local":"18:35","hours":0.58,"label":"marginal","mean_quality":0.36,"start":"2026-12-16T16:00Z","start_local":"18:00"},{"end":"2026-12-16T23:30Z","end_local":"01:30","hours":6.92,"label":"good","mean_quality":0.76,"start":"2026-12-16T16:35Z","start_local":"18:35"},{"end":"2026-12-17T00:05Z","end_local":"02:05","hours":0.58,"label":"marginal","mean_quality":0.51,"start":"2026-12-16T23:30Z","start_local":"01:30"},{"end":"2026-12-17T05:45Z","end_local":"07:45","hours":5.67,"label":"unusable","mean_quality":0.0,"start":"2026-12-17T00:05Z","start_local":"02:05"}]},"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":"2026-12-16T16:31:59Z","dark_hours":11.5,"dark_to":"2026-12-17T04:01:48Z","moon":{"illumination":0.468,"phase":"waxing crescent","waxing":true},"moon_free_dark_hours":6.13,"moonrise":"2026-12-16T10:02:46Z","moonset":"2026-12-16T21:52:10Z","sunrise":"2026-12-17T05:42:15Z","sunset":"2026-12-16T14:51:35Z","twilight":{"astronomical":{"end":"2026-12-16T16:31:59Z","start":"2026-12-17T04:01:48Z"},"civil":{"end":"2026-12-16T15:23:07Z","start":"2026-12-17T05:10:41Z"},"nautical":{"end":"2026-12-16T15:58:09Z","start":"2026-12-17T04:35:38Z"}},"window_end":"2026-12-17T10:00:00Z","window_start":"2026-12-16T10:00:00Z"},"night_date":"2026-12-16","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.0,"alt":89.6,"t":"2026-12-16T17:25:00Z"},"dec":41.26875,"dec_of_date":41.4161,"dec_str":"+41\u00b0 16' 07.5\"","good_hours":6.42,"limit_rise":"2026-12-16T10:44:34Z","limit_set":"2026-12-17T00:03:01Z","max_az_rate_deg_per_min":21.66,"moon_separation":46.0,"never_rises":false,"ra":10.68470833,"ra_of_date":11.055,"ra_str":"00h 42m 44.3s","resolved":{"common_name":"Andromeda Galaxy","dec":41.26875,"morphology":"SA(s)b","name":"M 31","ra":10.68470833,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=M31","source":"sesame","type":"AGN","type_text":"galaxy with an active nucleus","vmag":3.44},"summary":"6.4 dark hours above 30\u00b0 \u2014 a proper target for this night.","terrain":{"available":true,"behind_at":"2026-12-17T02:50:59Z","blocked_dark_hours":0,"clears_at":"2026-12-17T08:06:29Z","rise_az":46.0},"track":[{"above_terrain":true,"airmass":4.15,"alt":13.71,"az":46.0,"t":"2026-12-16T10:00:00Z","terrain":0.67},{"above_terrain":true,"airmass":3.97,"alt":14.39,"az":46.7,"t":"2026-12-16T10:05:00Z","terrain":0.63},{"above_terrain":true,"airmass":3.8,"alt":15.07,"az":47.3,"t":"2026-12-16T10:10:00Z","terrain":0.58},{"above_terrain":true,"airmass":3.64,"alt":15.76,"az":48.0,"t":"2026-12-16T10:15:00Z","terrain":0.53},{"above_terrain":true,"airmass":3.49,"alt":16.46,"az":48.7,"t":"2026-12-16T10:20:00Z","terrain":0.45},{"above_terrain":true,"airmass":3.35,"alt":17.17,"az":49.3,"t":"2026-12-16T10:25:00Z","terrain":0.41},{"above_terrain":true,"airmass":3.23,"alt":17.88,"az":49.9,"t":"2026-12-16T10:30:00Z","terrain":0.4},{"above_terrain":true,"airmass":3.11,"alt":18.6,"az":50.6,"t":"2026-12-16T10:35:00Z","terrain":0.48},{"above_terrain":true,"airmass":3.0,"alt":19.33,"az":51.2,"t":"2026-12-16T10:40:00Z","terrain":0.55},{"above_terrain":true,"airmass":2.89,"alt":20.06,"az":51.8,"t":"2026-12-16T10:45:00Z","terrain":0.61},{"above_terrain":true,"airmass":2.8,"alt":20.8,"az":52.5,"t":"2026-12-16T10:50:00Z","terrain":0.73},{"above_terrain":true,"airmass":2.71,"alt":21.55,"az":53.1,"t":"2026-12-16T10:55:00Z","terrain":0.85},{"above_terrain":true,"airmass":2.62,"alt":22.3,"az":53.7,"t":"2026-12-16T11:00:00Z","terrain":0.95},{"above_terrain":true,"airmass":2.54,"alt":23.05,"az":54.3,"t":"2026-12-16T11:05:00Z","terrain":1.02},{"above_terrain":true,"airmass":2.46,"alt":23.82,"az":54.9,"t":"2026-12-16T11:10:00Z","terrain":1.07},{"above_terrain":true,"airmass":2.39,"alt":24.59,"az":55.5,"t":"2026-12-16T11:15:00Z","terrain":1.07},{"above_terrain":true,"airmass":2.33,"alt":25.36,"az":56.1,"t":"2026-12-16T11:20:00Z","terrain":1.05},{"above_terrain":true,"airmass":2.26,"alt":26.14,"az":56.7,"t":"2026-12-16T11:25:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.2,"alt":26.92,"az":57.2,"t":"2026-12-16T11:30:00Z","terrain":1.11},{"above_terrain":true,"airmass":2.14,"alt":27.71,"az":57.8,"t":"2026-12-16T11:35:00Z","terrain":1.21},{"above_terrain":true,"airmass":2.09,"alt":28.51,"az":58.4,"t":"2026-12-16T11:40:00Z","terrain":1.24},{"above_terrain":true,"airmass":2.04,"alt":29.31,"az":58.9,"t":"2026-12-16T11:45:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.99,"alt":30.11,"az":59.5,"t":"2026-12-16T11:50:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.94,"alt":30.92,"az":60.1,"t":"2026-12-16T11:55:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.9,"alt":31.73,"az":60.6,"t":"2026-12-16T12:00:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.85,"alt":32.55,"az":61.2,"t":"2026-12-16T12:05:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.81,"alt":33.37,"az":61.7,"t":"2026-12-16T12:10:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.78,"alt":34.2,"az":62.2,"t":"2026-12-16T12:15:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.74,"alt":35.03,"az":62.8,"t":"2026-12-16T12:20:00Z","terrain":0.93},{"above_terrain":true,"airmass":1.7,"alt":35.86,"az":63.3,"t":"2026-12-16T12:25:00Z","terrain":0.87},{"above_terrain":true,"airmass":1.67,"alt":36.7,"az":63.8,"t":"2026-12-16T12:30:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.64,"alt":37.54,"az":64.4,"t":"2026-12-16T12:35:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.61,"alt":38.39,"az":64.9,"t":"2026-12-16T12:40:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.58,"alt":39.24,"az":65.4,"t":"2026-12-16T12:45:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.55,"alt":40.09,"az":65.9,"t":"2026-12-16T12:50:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.52,"alt":40.95,"az":66.4,"t":"2026-12-16T12:55:00Z","terrain":0.87},{"above_terrain":true,"airmass":1.5,"alt":41.81,"az":66.9,"t":"2026-12-16T13:00:00Z","terrain":0.92},{"above_terrain":true,"airmass":1.47,"alt":42.67,"az":67.4,"t":"2026-12-16T13:05:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.45,"alt":43.53,"az":67.9,"t":"2026-12-16T13:10:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.43,"alt":44.4,"az":68.4,"t":"2026-12-16T13:15:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.41,"alt":45.28,"az":68.9,"t":"2026-12-16T13:20:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.39,"alt":46.15,"az":69.4,"t":"2026-12-16T13:25:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.37,"alt":47.03,"az":69.9,"t":"2026-12-16T13:30:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.35,"alt":47.91,"az":70.4,"t":"2026-12-16T13:35:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.33,"alt":48.79,"az":70.9,"t":"2026-12-16T13:40:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.31,"alt":49.68,"az":71.4,"t":"2026-12-16T13:45:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.29,"alt":50.56,"az":71.8,"t":"2026-12-16T13:50:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.28,"alt":51.46,"az":72.3,"t":"2026-12-16T13:55:00Z","terrain":1.13},{"above_terrain":true,"airmass":1.26,"alt":52.35,"az":72.8,"t":"2026-12-16T14:00:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.25,"alt":53.24,"az":73.3,"t":"2026-12-16T14:05:00Z","terrain":0.92},{"above_terrain":true,"airmass":1.23,"alt":54.14,"az":73.7,"t":"2026-12-16T14:10:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.22,"alt":55.04,"az":74.2,"t":"2026-12-16T14:15:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.21,"alt":55.94,"az":74.7,"t":"2026-12-16T14:20:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.19,"alt":56.85,"az":75.1,"t":"2026-12-16T14:25:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.18,"alt":57.75,"az":75.6,"t":"2026-12-16T14:30:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.17,"alt":58.66,"az":76.1,"t":"2026-12-16T14:35:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.16,"alt":59.57,"az":76.5,"t":"2026-12-16T14:40:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.15,"alt":60.48,"az":77.0,"t":"2026-12-16T14:45:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.14,"alt":61.39,"az":77.5,"t":"2026-12-16T14:50:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.13,"alt":62.31,"az":77.9,"t":"2026-12-16T14:55:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.12,"alt":63.22,"az":78.4,"t":"2026-12-16T15:00:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.11,"alt":64.14,"az":78.8,"t":"2026-12-16T15:05:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.1,"alt":65.06,"az":79.3,"t":"2026-12-16T15:10:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.09,"alt":65.98,"az":79.8,"t":"2026-12-16T15:15:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.09,"alt":66.9,"az":80.2,"t":"2026-12-16T15:20:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.08,"alt":67.82,"az":80.7,"t":"2026-12-16T15:25:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.07,"alt":68.75,"az":81.2,"t":"2026-12-16T15:30:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.07,"alt":69.67,"az":81.6,"t":"2026-12-16T15:35:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.06,"alt":70.6,"az":82.1,"t":"2026-12-16T15:40:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.05,"alt":71.53,"az":82.6,"t":"2026-12-16T15:45:00Z","terrain":0.62},{"above_terrain":true,"airmass":1.05,"alt":72.46,"az":83.0,"t":"2026-12-16T15:50:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.04,"alt":73.39,"az":83.5,"t":"2026-12-16T15:55:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.04,"alt":74.32,"az":84.0,"t":"2026-12-16T16:00:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.03,"alt":75.25,"az":84.5,"t":"2026-12-16T16:05:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.03,"alt":76.18,"az":85.0,"t":"2026-12-16T16:10:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.03,"alt":77.11,"az":85.5,"t":"2026-12-16T16:15:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.02,"alt":78.05,"az":86.0,"t":"2026-12-16T16:20:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.02,"alt":78.98,"az":86.5,"t":"2026-12-16T16:25:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.02,"alt":79.91,"az":87.1,"t":"2026-12-16T16:30:00Z","terrain":0.06},{"above_terrain":true,"airmass":1.01,"alt":80.85,"az":87.7,"t":"2026-12-16T16:35:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.01,"alt":81.78,"az":88.3,"t":"2026-12-16T16:40:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.01,"alt":82.72,"az":88.9,"t":"2026-12-16T16:45:00Z","terrain":-0.19},{"above_terrain":true,"airmass":1.01,"alt":83.66,"az":89.7,"t":"2026-12-16T16:50:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.0,"alt":84.59,"az":90.5,"t":"2026-12-16T16:55:00Z","terrain":-0.15},{"above_terrain":true,"airmass":1.0,"alt":85.53,"az":91.6,"t":"2026-12-16T17:00:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.0,"alt":86.46,"az":92.9,"t":"2026-12-16T17:05:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.0,"alt":87.4,"az":95.0,"t":"2026-12-16T17:10:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.0,"alt":88.33,"az":98.8,"t":"2026-12-16T17:15:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.0,"alt":89.24,"az":110.9,"t":"2026-12-16T17:20:00Z","terrain":-1.31},{"above_terrain":true,"airmass":1.0,"alt":89.64,"az":219.2,"t":"2026-12-16T17:25:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.0,"alt":88.8,"az":257.1,"t":"2026-12-16T17:30:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.0,"alt":87.88,"az":263.4,"t":"2026-12-16T17:35:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.0,"alt":86.95,"az":266.1,"t":"2026-12-16T17:40:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.0,"alt":86.01,"az":267.8,"t":"2026-12-16T17:45:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.0,"alt":85.08,"az":269.0,"t":"2026-12-16T17:50:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.0,"alt":84.14,"az":269.9,"t":"2026-12-16T17:55:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.01,"alt":83.21,"az":270.7,"t":"2026-12-16T18:00:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.01,"alt":82.27,"az":271.4,"t":"2026-12-16T18:05:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.01,"alt":81.34,"az":272.0,"t":"2026-12-16T18:10:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.01,"alt":80.4,"az":272.6,"t":"2026-12-16T18:15:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.02,"alt":79.47,"az":273.2,"t":"2026-12-16T18:20:00Z","terrain":0.11},{"above_terrain":true,"airmass":1.02,"alt":78.53,"az":273.7,"t":"2026-12-16T18:25:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.02,"alt":77.6,"az":274.3,"t":"2026-12-16T18:30:00Z","terrain":0.0},{"above_terrain":true,"airmass":1.03,"alt":76.66,"az":274.8,"t":"2026-12-16T18:35:00Z","terrain":0.06},{"above_terrain":true,"airmass":1.03,"alt":75.73,"az":275.3,"t":"2026-12-16T18:40:00Z","terrain":0.06},{"above_terrain":true,"airmass":1.04,"alt":74.8,"az":275.8,"t":"2026-12-16T18:45:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.04,"alt":73.87,"az":276.2,"t":"2026-12-16T18:50:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.05,"alt":72.94,"az":276.7,"t":"2026-12-16T18:55:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.05,"alt":72.01,"az":277.2,"t":"2026-12-16T19:00:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.06,"alt":71.08,"az":277.7,"t":"2026-12-16T19:05:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.06,"alt":70.16,"az":278.1,"t":"2026-12-16T19:10:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.07,"alt":69.23,"az":278.6,"t":"2026-12-16T19:15:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.08,"alt":68.3,"az":279.1,"t":"2026-12-16T19:20:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.08,"alt":67.38,"az":279.5,"t":"2026-12-16T19:25:00Z","terrain":-0.08},{"above_terrain":true,"airmass":1.09,"alt":66.46,"az":280.0,"t":"2026-12-16T19:30:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.1,"alt":65.54,"az":280.5,"t":"2026-12-16T19:35:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.11,"alt":64.62,"az":280.9,"t":"2026-12-16T19:40:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.11,"alt":63.7,"az":281.4,"t":"2026-12-16T19:45:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.12,"alt":62.78,"az":281.8,"t":"2026-12-16T19:50:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.13,"alt":61.87,"az":282.3,"t":"2026-12-16T19:55:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.14,"alt":60.95,"az":282.8,"t":"2026-12-16T20:00:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.15,"alt":60.04,"az":283.2,"t":"2026-12-16T20:05:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.16,"alt":59.13,"az":283.7,"t":"2026-12-16T20:10:00Z","terrain":0.08},{"above_terrain":true,"airmass":1.18,"alt":58.22,"az":284.1,"t":"2026-12-16T20:15:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.19,"alt":57.32,"az":284.6,"t":"2026-12-16T20:20:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.2,"alt":56.41,"az":285.1,"t":"2026-12-16T20:25:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.21,"alt":55.51,"az":285.5,"t":"2026-12-16T20:30:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.23,"alt":54.61,"az":286.0,"t":"2026-12-16T20:35:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.24,"alt":53.71,"az":286.5,"t":"2026-12-16T20:40:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.25,"alt":52.81,"az":287.0,"t":"2026-12-16T20:45:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.27,"alt":51.92,"az":287.4,"t":"2026-12-16T20:50:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.29,"alt":51.03,"az":287.9,"t":"2026-12-16T20:55:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.3,"alt":50.14,"az":288.4,"t":"2026-12-16T21:00:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.32,"alt":49.25,"az":288.9,"t":"2026-12-16T21:05:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.34,"alt":48.37,"az":289.4,"t":"2026-12-16T21:10:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.36,"alt":47.48,"az":289.8,"t":"2026-12-16T21:15:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.37,"alt":46.61,"az":290.3,"t":"2026-12-16T21:20:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.4,"alt":45.73,"az":290.8,"t":"2026-12-16T21:25:00Z","terrain":0.45},{"above_terrain":true,"airmass":1.42,"alt":44.86,"az":291.3,"t":"2026-12-16T21:30:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.44,"alt":43.99,"az":291.8,"t":"2026-12-16T21:35:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.46,"alt":43.12,"az":292.3,"t":"2026-12-16T21:40:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.49,"alt":42.25,"az":292.8,"t":"2026-12-16T21:45:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.51,"alt":41.39,"az":293.3,"t":"2026-12-16T21:50:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.54,"alt":40.53,"az":293.8,"t":"2026-12-16T21:55:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.56,"alt":39.68,"az":294.3,"t":"2026-12-16T22:00:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.59,"alt":38.83,"az":294.9,"t":"2026-12-16T22:05:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.62,"alt":37.98,"az":295.4,"t":"2026-12-16T22:10:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.65,"alt":37.14,"az":295.9,"t":"2026-12-16T22:15:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.69,"alt":36.3,"az":296.4,"t":"2026-12-16T22:20:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.72,"alt":35.46,"az":296.9,"t":"2026-12-16T22:25:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.76,"alt":34.63,"az":297.5,"t":"2026-12-16T22:30:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.79,"alt":33.8,"az":298.0,"t":"2026-12-16T22:35:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.83,"alt":32.98,"az":298.6,"t":"2026-12-16T22:40:00Z","terrain":0.15},{"above_terrain":true,"airmass":1.87,"alt":32.16,"az":299.1,"t":"2026-12-16T22:45:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.92,"alt":31.34,"az":299.7,"t":"2026-12-16T22:50:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.96,"alt":30.53,"az":300.2,"t":"2026-12-16T22:55:00Z","terrain":0.36},{"above_terrain":true,"airmass":2.01,"alt":29.72,"az":300.8,"t":"2026-12-16T23:00:00Z","terrain":0.33},{"above_terrain":true,"airmass":2.06,"alt":28.92,"az":301.3,"t":"2026-12-16T23:05:00Z","terrain":0.24},{"above_terrain":true,"airmass":2.11,"alt":28.12,"az":301.9,"t":"2026-12-16T23:10:00Z","terrain":0.1},{"above_terrain":true,"airmass":2.17,"alt":27.33,"az":302.5,"t":"2026-12-16T23:15:00Z","terrain":-0.07},{"above_terrain":true,"airmass":2.23,"alt":26.55,"az":303.0,"t":"2026-12-16T23:20:00Z","terrain":-0.22},{"above_terrain":true,"airmass":2.29,"alt":25.76,"az":303.6,"t":"2026-12-16T23:25:00Z","terrain":-0.15},{"above_terrain":true,"airmass":2.36,"alt":24.99,"az":304.2,"t":"2026-12-16T23:30:00Z","terrain":-0.14},{"above_terrain":true,"airmass":2.43,"alt":24.22,"az":304.8,"t":"2026-12-16T23:35:00Z","terrain":-0.25},{"above_terrain":true,"airmass":2.5,"alt":23.45,"az":305.4,"t":"2026-12-16T23:40:00Z","terrain":-0.24},{"above_terrain":true,"airmass":2.58,"alt":22.69,"az":306.0,"t":"2026-12-16T23:45:00Z","terrain":-0.17},{"above_terrain":true,"airmass":2.66,"alt":21.94,"az":306.6,"t":"2026-12-16T23:50:00Z","terrain":0.04},{"above_terrain":true,"airmass":2.75,"alt":21.19,"az":307.2,"t":"2026-12-16T23:55:00Z","terrain":0.21},{"above_terrain":true,"airmass":2.84,"alt":20.44,"az":307.8,"t":"2026-12-17T00:00:00Z","terrain":0.3},{"above_terrain":true,"airmass":2.94,"alt":19.71,"az":308.5,"t":"2026-12-17T00:05:00Z","terrain":0.25},{"above_terrain":true,"airmass":3.05,"alt":18.98,"az":309.1,"t":"2026-12-17T00:10:00Z","terrain":0.17},{"above_terrain":true,"airmass":3.16,"alt":18.26,"az":309.7,"t":"2026-12-17T00:15:00Z","terrain":0.21},{"above_terrain":true,"airmass":3.29,"alt":17.54,"az":310.4,"t":"2026-12-17T00:20:00Z","terrain":0.27},{"above_terrain":true,"airmass":3.42,"alt":16.83,"az":311.0,"t":"2026-12-17T00:25:00Z","terrain":0.36},{"above_terrain":true,"airmass":3.56,"alt":16.13,"az":311.7,"t":"2026-12-17T00:30:00Z","terrain":0.22},{"above_terrain":true,"airmass":3.71,"alt":15.43,"az":312.3,"t":"2026-12-17T00:35:00Z","terrain":0.18},{"above_terrain":true,"airmass":3.88,"alt":14.74,"az":313.0,"t":"2026-12-17T00:40:00Z","terrain":0.27},{"above_terrain":true,"airmass":4.05,"alt":14.06,"az":313.6,"t":"2026-12-17T00:45:00Z","terrain":0.4},{"above_terrain":true,"airmass":4.25,"alt":13.39,"az":314.3,"t":"2026-12-17T00:50:00Z","terrain":0.5},{"above_terrain":true,"airmass":4.46,"alt":12.72,"az":315.0,"t":"2026-12-17T00:55:00Z","terrain":0.56},{"above_terrain":true,"airmass":4.69,"alt":12.06,"az":315.7,"t":"2026-12-17T01:00:00Z","terrain":0.51},{"above_terrain":true,"airmass":4.94,"alt":11.41,"az":316.4,"t":"2026-12-17T01:05:00Z","terrain":0.41},{"above_terrain":true,"airmass":5.21,"alt":10.77,"az":317.1,"t":"2026-12-17T01:10:00Z","terrain":0.3},{"above_terrain":true,"airmass":5.51,"alt":10.14,"az":317.8,"t":"2026-12-17T01:15:00Z","terrain":0.32},{"above_terrain":true,"airmass":5.85,"alt":9.52,"az":318.5,"t":"2026-12-17T01:20:00Z","terrain":0.09},{"above_terrain":true,"airmass":6.22,"alt":8.9,"az":319.2,"t":"2026-12-17T01:25:00Z","terrain":-0.15},{"above_terrain":true,"airmass":6.64,"alt":8.29,"az":319.9,"t":"2026-12-17T01:30:00Z","terrain":-0.2},{"above_terrain":true,"airmass":7.1,"alt":7.69,"az":320.7,"t":"2026-12-17T01:35:00Z","terrain":-0.2},{"above_terrain":true,"airmass":7.63,"alt":7.11,"az":321.4,"t":"2026-12-17T01:40:00Z","terrain":-0.03},{"above_terrain":true,"airmass":8.22,"alt":6.53,"az":322.2,"t":"2026-12-17T01:45:00Z","terrain":0.19},{"above_terrain":true,"airmass":8.89,"alt":5.96,"az":322.9,"t":"2026-12-17T01:50:00Z","terrain":0.09},{"above_terrain":true,"airmass":9.67,"alt":5.4,"az":323.7,"t":"2026-12-17T01:55:00Z","terrain":-0.12},{"above_terrain":true,"airmass":10.57,"alt":4.85,"az":324.4,"t":"2026-12-17T02:00:00Z","terrain":-0.2},{"above_terrain":true,"airmass":11.61,"alt":4.31,"az":325.2,"t":"2026-12-17T02:05:00Z","terrain":-0.2},{"above_terrain":true,"airmass":12.84,"alt":3.78,"az":326.0,"t":"2026-12-17T02:10:00Z","terrain":-0.24},{"above_terrain":true,"airmass":14.29,"alt":3.26,"az":326.8,"t":"2026-12-17T02:15:00Z","terrain":-0.36},{"above_terrain":true,"airmass":16.03,"alt":2.76,"az":327.6,"t":"2026-12-17T02:20:00Z","terrain":-0.3},{"above_terrain":true,"airmass":18.13,"alt":2.26,"az":328.4,"t":"2026-12-17T02:25:00Z","terrain":-0.19},{"above_terrain":true,"airmass":20.7,"alt":1.77,"az":329.2,"t":"2026-12-17T02:30:00Z","terrain":-0.17},{"above_terrain":true,"airmass":23.87,"alt":1.3,"az":330.0,"t":"2026-12-17T02:35:00Z","terrain":-0.35},{"above_terrain":true,"airmass":27.8,"alt":0.84,"az":330.8,"t":"2026-12-17T02:40:00Z","terrain":-0.38},{"above_terrain":true,"airmass":32.68,"alt":0.39,"az":331.6,"t":"2026-12-17T02:45:00Z","terrain":-0.23},{"above_terrain":true,"airmass":null,"alt":-0.05,"az":332.5,"t":"2026-12-17T02:50:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-0.48,"az":333.3,"t":"2026-12-17T02:55:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-0.89,"az":334.1,"t":"2026-12-17T03:00:00Z","terrain":-0.28},{"above_terrain":false,"airmass":null,"alt":-1.29,"az":335.0,"t":"2026-12-17T03:05:00Z","terrain":-0.59},{"above_terrain":false,"airmass":null,"alt":-1.68,"az":335.8,"t":"2026-12-17T03:10:00Z","terrain":-0.79},{"above_terrain":false,"airmass":null,"alt":-2.06,"az":336.7,"t":"2026-12-17T03:15:00Z","terrain":-0.76},{"above_terrain":false,"airmass":null,"alt":-2.42,"az":337.6,"t":"2026-12-17T03:20:00Z","terrain":-0.58},{"above_terrain":false,"airmass":null,"alt":-2.77,"az":338.5,"t":"2026-12-17T03:25:00Z","terrain":-0.6},{"above_terrain":false,"airmass":null,"alt":-3.11,"az":339.3,"t":"2026-12-17T03:30:00Z","terrain":-0.68},{"above_terrain":false,"airmass":null,"alt":-3.43,"az":340.2,"t":"2026-12-17T03:35:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-3.74,"az":341.1,"t":"2026-12-17T03:40:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-4.04,"az":342.0,"t":"2026-12-17T03:45:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-4.32,"az":342.9,"t":"2026-12-17T03:50:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-4.59,"az":343.8,"t":"2026-12-17T03:55:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-4.85,"az":344.7,"t":"2026-12-17T04:00:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-5.09,"az":345.6,"t":"2026-12-17T04:05:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-5.31,"az":346.5,"t":"2026-12-17T04:10:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-5.52,"az":347.5,"t":"2026-12-17T04:15:00Z","terrain":-0.29},{"above_terrain":false,"airmass":null,"alt":-5.72,"az":348.4,"t":"2026-12-17T04:20:00Z","terrain":-0.09},{"above_terrain":false,"airmass":null,"alt":-5.9,"az":349.3,"t":"2026-12-17T04:25:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-6.06,"az":350.2,"t":"2026-12-17T04:30:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-6.22,"az":351.2,"t":"2026-12-17T04:35:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-6.35,"az":352.1,"t":"2026-12-17T04:40:00Z","terrain":0.29},{"above_terrain":false,"airmass":null,"alt":-6.47,"az":353.0,"t":"2026-12-17T04:45:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-6.58,"az":354.0,"t":"2026-12-17T04:50:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-6.67,"az":354.9,"t":"2026-12-17T04:55:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-6.74,"az":355.9,"t":"2026-12-17T05:00:00Z","terrain":0.73},{"above_terrain":false,"airmass":null,"alt":-6.8,"az":356.8,"t":"2026-12-17T05:05:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-6.85,"az":357.8,"t":"2026-12-17T05:10:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-6.88,"az":358.7,"t":"2026-12-17T05:15:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-6.89,"az":359.7,"t":"2026-12-17T05:20:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-6.89,"az":0.6,"t":"2026-12-17T05:25:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-6.87,"az":1.5,"t":"2026-12-17T05:30:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-6.84,"az":2.5,"t":"2026-12-17T05:35:00Z","terrain":-0.0},{"above_terrain":false,"airmass":null,"alt":-6.79,"az":3.4,"t":"2026-12-17T05:40:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-6.73,"az":4.4,"t":"2026-12-17T05:45:00Z","terrain":-0.34},{"above_terrain":false,"airmass":null,"alt":-6.65,"az":5.3,"t":"2026-12-17T05:50:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-6.55,"az":6.3,"t":"2026-12-17T05:55:00Z","terrain":-0.54},{"above_terrain":false,"airmass":null,"alt":-6.44,"az":7.2,"t":"2026-12-17T06:00:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-6.32,"az":8.1,"t":"2026-12-17T06:05:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-6.18,"az":9.1,"t":"2026-12-17T06:10:00Z","terrain":-0.66},{"above_terrain":false,"airmass":null,"alt":-6.02,"az":10.0,"t":"2026-12-17T06:15:00Z","terrain":-0.6},{"above_terrain":false,"airmass":null,"alt":-5.85,"az":10.9,"t":"2026-12-17T06:20:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-5.67,"az":11.9,"t":"2026-12-17T06:25:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-5.47,"az":12.8,"t":"2026-12-17T06:30:00Z","terrain":-0.09},{"above_terrain":false,"airmass":null,"alt":-5.25,"az":13.7,"t":"2026-12-17T06:35:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-5.02,"az":14.6,"t":"2026-12-17T06:40:00Z","terrain":0.29},{"above_terrain":false,"airmass":null,"alt":-4.78,"az":15.5,"t":"2026-12-17T06:45:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-4.52,"az":16.4,"t":"2026-12-17T06:50:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-4.25,"az":17.3,"t":"2026-12-17T06:55:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-3.96,"az":18.2,"t":"2026-12-17T07:00:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-3.66,"az":19.1,"t":"2026-12-17T07:05:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-3.35,"az":20.0,"t":"2026-12-17T07:10:00Z","terrain":0.67},{"above_terrain":false,"airmass":null,"alt":-3.02,"az":20.9,"t":"2026-12-17T07:15:00Z","terrain":0.69},{"above_terrain":false,"airmass":null,"alt":-2.68,"az":21.8,"t":"2026-12-17T07:20:00Z","terrain":0.92},{"above_terrain":false,"airmass":null,"alt":-2.33,"az":22.7,"t":"2026-12-17T07:25:00Z","terrain":1.1},{"above_terrain":false,"airmass":null,"alt":-1.96,"az":23.5,"t":"2026-12-17T07:30:00Z","terrain":1.04},{"above_terrain":false,"airmass":null,"alt":-1.58,"az":24.4,"t":"2026-12-17T07:35:00Z","terrain":1.03},{"above_terrain":false,"airmass":null,"alt":-1.19,"az":25.2,"t":"2026-12-17T07:40:00Z","terrain":1.25},{"above_terrain":false,"airmass":null,"alt":-0.78,"az":26.1,"t":"2026-12-17T07:45:00Z","terrain":1.34},{"above_terrain":false,"airmass":null,"alt":-0.37,"az":26.9,"t":"2026-12-17T07:50:00Z","terrain":1.28},{"above_terrain":false,"airmass":36.97,"alt":0.06,"az":27.8,"t":"2026-12-17T07:55:00Z","terrain":1.21},{"above_terrain":false,"airmass":31.27,"alt":0.51,"az":28.6,"t":"2026-12-17T08:00:00Z","terrain":1.08},{"above_terrain":false,"airmass":26.66,"alt":0.96,"az":29.4,"t":"2026-12-17T08:05:00Z","terrain":1.06},{"above_terrain":true,"airmass":22.95,"alt":1.43,"az":30.2,"t":"2026-12-17T08:10:00Z","terrain":1.19},{"above_terrain":true,"airmass":19.96,"alt":1.9,"az":31.0,"t":"2026-12-17T08:15:00Z","terrain":1.31},{"above_terrain":true,"airmass":17.53,"alt":2.39,"az":31.8,"t":"2026-12-17T08:20:00Z","terrain":1.33},{"above_terrain":true,"airmass":15.53,"alt":2.89,"az":32.6,"t":"2026-12-17T08:25:00Z","terrain":1.11},{"above_terrain":true,"airmass":13.88,"alt":3.4,"az":33.4,"t":"2026-12-17T08:30:00Z","terrain":0.75},{"above_terrain":true,"airmass":12.49,"alt":3.92,"az":34.2,"t":"2026-12-17T08:35:00Z","terrain":0.35},{"above_terrain":true,"airmass":11.32,"alt":4.45,"az":35.0,"t":"2026-12-17T08:40:00Z","terrain":0.05},{"above_terrain":true,"airmass":10.31,"alt":5.0,"az":35.8,"t":"2026-12-17T08:45:00Z","terrain":0.03},{"above_terrain":true,"airmass":9.45,"alt":5.55,"az":36.5,"t":"2026-12-17T08:50:00Z","terrain":-0.03},{"above_terrain":true,"airmass":8.71,"alt":6.11,"az":37.3,"t":"2026-12-17T08:55:00Z","terrain":-0.12},{"above_terrain":true,"airmass":8.05,"alt":6.68,"az":38.0,"t":"2026-12-17T09:00:00Z","terrain":-0.21},{"above_terrain":true,"airmass":7.48,"alt":7.26,"az":38.8,"t":"2026-12-17T09:05:00Z","terrain":-0.17},{"above_terrain":true,"airmass":6.97,"alt":7.85,"az":39.5,"t":"2026-12-17T09:10:00Z","terrain":-0.1},{"above_terrain":true,"airmass":6.52,"alt":8.45,"az":40.2,"t":"2026-12-17T09:15:00Z","terrain":-0.03},{"above_terrain":true,"airmass":6.12,"alt":9.06,"az":41.0,"t":"2026-12-17T09:20:00Z","terrain":0.02},{"above_terrain":true,"airmass":5.76,"alt":9.68,"az":41.7,"t":"2026-12-17T09:25:00Z","terrain":0.09},{"above_terrain":true,"airmass":5.43,"alt":10.31,"az":42.4,"t":"2026-12-17T09:30:00Z","terrain":0.17},{"above_terrain":true,"airmass":5.14,"alt":10.94,"az":43.1,"t":"2026-12-17T09:35:00Z","terrain":0.27},{"above_terrain":true,"airmass":4.87,"alt":11.59,"az":43.8,"t":"2026-12-17T09:40:00Z","terrain":0.38},{"above_terrain":true,"airmass":4.62,"alt":12.24,"az":44.5,"t":"2026-12-17T09:45:00Z","terrain":0.49},{"above_terrain":true,"airmass":4.4,"alt":12.9,"az":45.2,"t":"2026-12-17T09:50:00Z","terrain":0.6},{"above_terrain":true,"airmass":4.19,"alt":13.57,"az":45.9,"t":"2026-12-17T09:55:00Z","terrain":0.66},{"above_terrain":true,"airmass":4.01,"alt":14.24,"az":46.5,"t":"2026-12-17T10:00:00Z","terrain":0.64}],"transit":{"airmass":1.0,"alt":89.6,"az":219.2,"t":"2026-12-16T17:25:00Z"},"usable_hours":7.5,"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."]}