{"assessment":{"best_window":{"end":"2026-12-27T19:15Z","end_local":"21:15","hours":2.58,"label":"good","mean_quality":0.83,"start":"2026-12-27T16:40Z","start_local":"18:40"},"cost":{"altitude":9.44,"clouds":0.0,"darkness":1.35,"moon":0.01},"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 possible, with compromises \u2014 weather unknown","hourly":[{"alt":67,"cloud":null,"high":null,"iso":"2026-12-27T15:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-34,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"17:00","wind":null},{"alt":57,"cloud":null,"high":null,"iso":"2026-12-27T16:00Z","label":"poor","low":null,"mid":null,"moon_alt":-29,"precip":null,"q":0.15,"rh":null,"sky":"nautical twilight","temp":null,"time":"18:00","wind":null},{"alt":46,"cloud":null,"high":null,"iso":"2026-12-27T17:00Z","label":"good","low":null,"mid":null,"moon_alt":-22,"precip":null,"q":0.91,"rh":null,"sky":"night","temp":null,"time":"19:00","wind":null},{"alt":36,"cloud":null,"high":null,"iso":"2026-12-27T18:00Z","label":"good","low":null,"mid":null,"moon_alt":-13,"precip":null,"q":0.84,"rh":null,"sky":"night","temp":null,"time":"20:00","wind":null},{"alt":27,"cloud":null,"high":null,"iso":"2026-12-27T19:00Z","label":"good","low":null,"mid":null,"moon_alt":-3,"precip":null,"q":0.68,"rh":null,"sky":"night","temp":null,"time":"21:00","wind":null},{"alt":19,"cloud":null,"high":null,"iso":"2026-12-27T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":7,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":11,"cloud":null,"high":null,"iso":"2026-12-27T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":18,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":5,"cloud":null,"high":null,"iso":"2026-12-27T22:00Z","label":"unusable","low":null,"mid":null,"moon_alt":28,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":0,"cloud":null,"high":null,"iso":"2026-12-27T23:00Z","label":"unusable","low":null,"mid":null,"moon_alt":38,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":-3,"cloud":null,"high":null,"iso":"2026-12-28T00:00Z","label":"unusable","low":null,"mid":null,"moon_alt":48,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":-4,"cloud":null,"high":null,"iso":"2026-12-28T01:00Z","label":"unusable","low":null,"mid":null,"moon_alt":54,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":-3,"cloud":null,"high":null,"iso":"2026-12-28T02:00Z","label":"unusable","low":null,"mid":null,"moon_alt":58,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":1,"cloud":null,"high":null,"iso":"2026-12-28T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":56,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":6,"cloud":null,"high":null,"iso":"2026-12-28T04:00Z","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":12,"cloud":null,"high":null,"iso":"2026-12-28T05:00Z","label":"unusable","low":null,"mid":null,"moon_alt":41,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"07:00","wind":null}],"peak_quality":0.93,"peak_sky":0.93,"quality_hours":2.8,"reasons":["the target being low or below 20\u00b0 cost 9.4 quality-hours","daylight and twilight cost 1.4 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":65,"score_weather":null,"sky_hours":2.8,"verdict":"unknown","verdict_astronomy":"marginal","weather_known":false,"windows":[{"end":"2026-12-27T15:30Z","end_local":"17:30","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2026-12-27T14:55Z","start_local":"16:55"},{"end":"2026-12-27T16:05Z","end_local":"18:05","hours":0.58,"label":"poor","mean_quality":0.15,"start":"2026-12-27T15:30Z","start_local":"17:30"},{"end":"2026-12-27T16:40Z","end_local":"18:40","hours":0.58,"label":"marginal","mean_quality":0.48,"start":"2026-12-27T16:05Z","start_local":"18:05"},{"end":"2026-12-27T19:15Z","end_local":"21:15","hours":2.58,"label":"good","mean_quality":0.83,"start":"2026-12-27T16:40Z","start_local":"18:40"},{"end":"2026-12-27T19:50Z","end_local":"21:50","hours":0.58,"label":"marginal","mean_quality":0.49,"start":"2026-12-27T19:15Z","start_local":"21:15"},{"end":"2026-12-28T05:50Z","end_local":"07:50","hours":10.0,"label":"unusable","mean_quality":0.0,"start":"2026-12-27T19:50Z","start_local":"21:50"}]},"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":"2026-12-27T16:37:31Z","dark_hours":11.49,"dark_to":"2026-12-28T04:07:00Z","moon":{"illumination":0.794,"phase":"waning gibbous","waxing":false},"moon_free_dark_hours":2.72,"moonrise":"2026-12-27T19:21:01Z","moonset":"2026-12-28T08:46:43Z","sunrise":"2026-12-28T05:47:21Z","sunset":"2026-12-27T14:57:07Z","twilight":{"astronomical":{"end":"2026-12-27T16:37:31Z","start":"2026-12-28T04:07:00Z"},"civil":{"end":"2026-12-27T15:28:40Z","start":"2026-12-28T05:15:50Z"},"nautical":{"end":"2026-12-27T16:03:41Z","start":"2026-12-28T04:40:49Z"}},"window_end":"2026-12-28T10:00:00Z","window_start":"2026-12-27T10:00:00Z"},"night_date":"2026-12-27","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.31,"alt":49.8,"t":"2026-12-27T16:40:00Z"},"dec":44.33,"dec_of_date":44.4359,"dec_str":"+44\u00b0 19' 48.0\"","good_hours":2.08,"limit_rise":"2026-12-28T06:00:14Z","limit_set":"2026-12-27T19:49:12Z","max_az_rate_deg_per_min":3.7,"moon_separation":122.8,"never_rises":false,"ra":314.69583333,"ra_of_date":314.9373,"ra_str":"20h 58m 47.0s","resolved":{"common_name":"North America Nebula","dec":44.33,"name":"NGC 7000","ra":314.69583333,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=NGC%207000","source":"sesame","type":"Cl*","type_text":"star cluster"},"summary":"Only 2.1 h above 30\u00b0, 3.2 h above 20\u00b0 \u2014 usable, at high airmass.","terrain":{"available":true,"behind_at":"2026-12-27T23:05:48Z","blocked_dark_hours":0,"clears_at":"2026-12-28T03:06:39Z","rise_az":69.9},"track":[{"above_terrain":true,"airmass":1.18,"alt":57.92,"az":69.9,"t":"2026-12-27T10:00:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.17,"alt":58.8,"az":70.2,"t":"2026-12-27T10:05:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.16,"alt":59.68,"az":70.5,"t":"2026-12-27T10:10:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.15,"alt":60.56,"az":70.8,"t":"2026-12-27T10:15:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.14,"alt":61.45,"az":71.1,"t":"2026-12-27T10:20:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.13,"alt":62.33,"az":71.3,"t":"2026-12-27T10:25:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.12,"alt":63.22,"az":71.6,"t":"2026-12-27T10:30:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.11,"alt":64.11,"az":71.8,"t":"2026-12-27T10:35:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.1,"alt":65.0,"az":72.0,"t":"2026-12-27T10:40:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.1,"alt":65.89,"az":72.2,"t":"2026-12-27T10:45:00Z","terrain":1.15},{"above_terrain":true,"airmass":1.09,"alt":66.78,"az":72.4,"t":"2026-12-27T10:50:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.08,"alt":67.68,"az":72.6,"t":"2026-12-27T10:55:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.07,"alt":68.57,"az":72.7,"t":"2026-12-27T11:00:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.07,"alt":69.46,"az":72.9,"t":"2026-12-27T11:05:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.06,"alt":70.36,"az":72.9,"t":"2026-12-27T11:10:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.06,"alt":71.25,"az":73.0,"t":"2026-12-27T11:15:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.05,"alt":72.15,"az":73.0,"t":"2026-12-27T11:20:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.05,"alt":73.04,"az":72.9,"t":"2026-12-27T11:25:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.04,"alt":73.94,"az":72.8,"t":"2026-12-27T11:30:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.04,"alt":74.83,"az":72.7,"t":"2026-12-27T11:35:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.03,"alt":75.72,"az":72.5,"t":"2026-12-27T11:40:00Z","terrain":1.1},{"above_terrain":true,"airmass":1.03,"alt":76.62,"az":72.1,"t":"2026-12-27T11:45:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.02,"alt":77.51,"az":71.7,"t":"2026-12-27T11:50:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.02,"alt":78.39,"az":71.1,"t":"2026-12-27T11:55:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.02,"alt":79.28,"az":70.4,"t":"2026-12-27T12:00:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.01,"alt":80.16,"az":69.5,"t":"2026-12-27T12:05:00Z","terrain":1.13},{"above_terrain":true,"airmass":1.01,"alt":81.03,"az":68.3,"t":"2026-12-27T12:10:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.01,"alt":81.89,"az":66.7,"t":"2026-12-27T12:15:00Z","terrain":0.9},{"above_terrain":true,"airmass":1.01,"alt":82.75,"az":64.7,"t":"2026-12-27T12:20:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.01,"alt":83.58,"az":62.0,"t":"2026-12-27T12:25:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.0,"alt":84.4,"az":58.4,"t":"2026-12-27T12:30:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.0,"alt":85.17,"az":53.5,"t":"2026-12-27T12:35:00Z","terrain":0.93},{"above_terrain":true,"airmass":1.0,"alt":85.89,"az":46.7,"t":"2026-12-27T12:40:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.0,"alt":86.52,"az":37.0,"t":"2026-12-27T12:45:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.0,"alt":87.0,"az":23.5,"t":"2026-12-27T12:50:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.0,"alt":87.24,"az":6.3,"t":"2026-12-27T12:55:00Z","terrain":-0.54},{"above_terrain":true,"airmass":1.0,"alt":87.19,"az":347.8,"t":"2026-12-27T13:00:00Z","terrain":-0.19},{"above_terrain":true,"airmass":1.0,"alt":86.86,"az":331.7,"t":"2026-12-27T13:05:00Z","terrain":-0.22},{"above_terrain":true,"airmass":1.0,"alt":86.33,"az":319.5,"t":"2026-12-27T13:10:00Z","terrain":-0.17},{"above_terrain":true,"airmass":1.0,"alt":85.67,"az":310.8,"t":"2026-12-27T13:15:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.0,"alt":84.93,"az":304.7,"t":"2026-12-27T13:20:00Z","terrain":-0.23},{"above_terrain":true,"airmass":1.0,"alt":84.14,"az":300.3,"t":"2026-12-27T13:25:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.01,"alt":83.32,"az":297.0,"t":"2026-12-27T13:30:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.01,"alt":82.47,"az":294.6,"t":"2026-12-27T13:35:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.01,"alt":81.62,"az":292.7,"t":"2026-12-27T13:40:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.01,"alt":80.75,"az":291.3,"t":"2026-12-27T13:45:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.02,"alt":79.87,"az":290.2,"t":"2026-12-27T13:50:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.02,"alt":78.99,"az":289.3,"t":"2026-12-27T13:55:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.02,"alt":78.11,"az":288.7,"t":"2026-12-27T14:00:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.03,"alt":77.22,"az":288.1,"t":"2026-12-27T14:05:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.03,"alt":76.33,"az":287.8,"t":"2026-12-27T14:10:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.03,"alt":75.44,"az":287.5,"t":"2026-12-27T14:15:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.04,"alt":74.54,"az":287.3,"t":"2026-12-27T14:20:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.04,"alt":73.65,"az":287.1,"t":"2026-12-27T14:25:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.05,"alt":72.75,"az":287.0,"t":"2026-12-27T14:30:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.05,"alt":71.86,"az":287.0,"t":"2026-12-27T14:35:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.06,"alt":70.96,"az":287.0,"t":"2026-12-27T14:40:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.06,"alt":70.07,"az":287.1,"t":"2026-12-27T14:45:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.07,"alt":69.17,"az":287.2,"t":"2026-12-27T14:50:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.08,"alt":68.28,"az":287.3,"t":"2026-12-27T14:55:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.08,"alt":67.39,"az":287.5,"t":"2026-12-27T15:00:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.09,"alt":66.49,"az":287.6,"t":"2026-12-27T15:05:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.1,"alt":65.6,"az":287.8,"t":"2026-12-27T15:10:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.11,"alt":64.71,"az":288.0,"t":"2026-12-27T15:15:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.11,"alt":63.82,"az":288.3,"t":"2026-12-27T15:20:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.12,"alt":62.93,"az":288.5,"t":"2026-12-27T15:25:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.13,"alt":62.05,"az":288.8,"t":"2026-12-27T15:30:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.14,"alt":61.16,"az":289.0,"t":"2026-12-27T15:35:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.15,"alt":60.28,"az":289.3,"t":"2026-12-27T15:40:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.16,"alt":59.4,"az":289.6,"t":"2026-12-27T15:45:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.17,"alt":58.51,"az":289.9,"t":"2026-12-27T15:50:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.18,"alt":57.64,"az":290.2,"t":"2026-12-27T15:55:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.19,"alt":56.76,"az":290.6,"t":"2026-12-27T16:00:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.21,"alt":55.88,"az":290.9,"t":"2026-12-27T16:05:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.22,"alt":55.01,"az":291.3,"t":"2026-12-27T16:10:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.23,"alt":54.14,"az":291.6,"t":"2026-12-27T16:15:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.25,"alt":53.27,"az":292.0,"t":"2026-12-27T16:20:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.26,"alt":52.4,"az":292.3,"t":"2026-12-27T16:25:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.28,"alt":51.54,"az":292.7,"t":"2026-12-27T16:30:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.29,"alt":50.68,"az":293.1,"t":"2026-12-27T16:35:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.31,"alt":49.82,"az":293.5,"t":"2026-12-27T16:40:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.32,"alt":48.96,"az":293.9,"t":"2026-12-27T16:45:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.34,"alt":48.1,"az":294.3,"t":"2026-12-27T16:50:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.36,"alt":47.25,"az":294.7,"t":"2026-12-27T16:55:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.38,"alt":46.4,"az":295.1,"t":"2026-12-27T17:00:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.4,"alt":45.56,"az":295.5,"t":"2026-12-27T17:05:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.42,"alt":44.71,"az":295.9,"t":"2026-12-27T17:10:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.44,"alt":43.87,"az":296.4,"t":"2026-12-27T17:15:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.46,"alt":43.04,"az":296.8,"t":"2026-12-27T17:20:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.49,"alt":42.2,"az":297.3,"t":"2026-12-27T17:25:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.51,"alt":41.37,"az":297.7,"t":"2026-12-27T17:30:00Z","terrain":0.16},{"above_terrain":true,"airmass":1.54,"alt":40.55,"az":298.2,"t":"2026-12-27T17:35:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.56,"alt":39.72,"az":298.6,"t":"2026-12-27T17:40:00Z","terrain":0.15},{"above_terrain":true,"airmass":1.59,"alt":38.9,"az":299.1,"t":"2026-12-27T17:45:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.62,"alt":38.09,"az":299.5,"t":"2026-12-27T17:50:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.65,"alt":37.27,"az":300.0,"t":"2026-12-27T17:55:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.68,"alt":36.47,"az":300.5,"t":"2026-12-27T18:00:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.71,"alt":35.66,"az":301.0,"t":"2026-12-27T18:05:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.75,"alt":34.86,"az":301.5,"t":"2026-12-27T18:10:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.78,"alt":34.07,"az":302.0,"t":"2026-12-27T18:15:00Z","terrain":0.09},{"above_terrain":true,"airmass":1.82,"alt":33.27,"az":302.5,"t":"2026-12-27T18:20:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.86,"alt":32.49,"az":303.0,"t":"2026-12-27T18:25:00Z","terrain":-0.22},{"above_terrain":true,"airmass":1.9,"alt":31.7,"az":303.5,"t":"2026-12-27T18:30:00Z","terrain":-0.17},{"above_terrain":true,"airmass":1.94,"alt":30.92,"az":304.0,"t":"2026-12-27T18:35:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.99,"alt":30.15,"az":304.5,"t":"2026-12-27T18:40:00Z","terrain":-0.2},{"above_terrain":true,"airmass":2.03,"alt":29.38,"az":305.1,"t":"2026-12-27T18:45:00Z","terrain":-0.28},{"above_terrain":true,"airmass":2.08,"alt":28.62,"az":305.6,"t":"2026-12-27T18:50:00Z","terrain":-0.22},{"above_terrain":true,"airmass":2.13,"alt":27.86,"az":306.1,"t":"2026-12-27T18:55:00Z","terrain":-0.12},{"above_terrain":true,"airmass":2.19,"alt":27.11,"az":306.7,"t":"2026-12-27T19:00:00Z","terrain":0.07},{"above_terrain":true,"airmass":2.24,"alt":26.36,"az":307.2,"t":"2026-12-27T19:05:00Z","terrain":0.21},{"above_terrain":true,"airmass":2.3,"alt":25.62,"az":307.8,"t":"2026-12-27T19:10:00Z","terrain":0.29},{"above_terrain":true,"airmass":2.37,"alt":24.88,"az":308.3,"t":"2026-12-27T19:15:00Z","terrain":0.27},{"above_terrain":true,"airmass":2.43,"alt":24.15,"az":308.9,"t":"2026-12-27T19:20:00Z","terrain":0.18},{"above_terrain":true,"airmass":2.5,"alt":23.42,"az":309.5,"t":"2026-12-27T19:25:00Z","terrain":0.19},{"above_terrain":true,"airmass":2.58,"alt":22.7,"az":310.1,"t":"2026-12-27T19:30:00Z","terrain":0.23},{"above_terrain":true,"airmass":2.66,"alt":21.99,"az":310.6,"t":"2026-12-27T19:35:00Z","terrain":0.31},{"above_terrain":true,"airmass":2.74,"alt":21.28,"az":311.2,"t":"2026-12-27T19:40:00Z","terrain":0.31},{"above_terrain":true,"airmass":2.83,"alt":20.58,"az":311.8,"t":"2026-12-27T19:45:00Z","terrain":0.18},{"above_terrain":true,"airmass":2.92,"alt":19.89,"az":312.4,"t":"2026-12-27T19:50:00Z","terrain":0.2},{"above_terrain":true,"airmass":3.02,"alt":19.2,"az":313.0,"t":"2026-12-27T19:55:00Z","terrain":0.28},{"above_terrain":true,"airmass":3.12,"alt":18.52,"az":313.7,"t":"2026-12-27T20:00:00Z","terrain":0.4},{"above_terrain":true,"airmass":3.23,"alt":17.85,"az":314.3,"t":"2026-12-27T20:05:00Z","terrain":0.5},{"above_terrain":true,"airmass":3.35,"alt":17.18,"az":314.9,"t":"2026-12-27T20:10:00Z","terrain":0.55},{"above_terrain":true,"airmass":3.48,"alt":16.52,"az":315.5,"t":"2026-12-27T20:15:00Z","terrain":0.52},{"above_terrain":true,"airmass":3.61,"alt":15.87,"az":316.2,"t":"2026-12-27T20:20:00Z","terrain":0.45},{"above_terrain":true,"airmass":3.76,"alt":15.23,"az":316.8,"t":"2026-12-27T20:25:00Z","terrain":0.33},{"above_terrain":true,"airmass":3.91,"alt":14.59,"az":317.5,"t":"2026-12-27T20:30:00Z","terrain":0.31},{"above_terrain":true,"airmass":4.08,"alt":13.96,"az":318.1,"t":"2026-12-27T20:35:00Z","terrain":0.27},{"above_terrain":true,"airmass":4.26,"alt":13.34,"az":318.8,"t":"2026-12-27T20:40:00Z","terrain":-0.04},{"above_terrain":true,"airmass":4.45,"alt":12.73,"az":319.5,"t":"2026-12-27T20:45:00Z","terrain":-0.17},{"above_terrain":true,"airmass":4.66,"alt":12.12,"az":320.1,"t":"2026-12-27T20:50:00Z","terrain":-0.2},{"above_terrain":true,"airmass":4.89,"alt":11.53,"az":320.8,"t":"2026-12-27T20:55:00Z","terrain":-0.2},{"above_terrain":true,"airmass":5.14,"alt":10.94,"az":321.5,"t":"2026-12-27T21:00:00Z","terrain":0.01},{"above_terrain":true,"airmass":5.4,"alt":10.36,"az":322.2,"t":"2026-12-27T21:05:00Z","terrain":0.18},{"above_terrain":true,"airmass":5.69,"alt":9.79,"az":322.9,"t":"2026-12-27T21:10:00Z","terrain":0.09},{"above_terrain":true,"airmass":6.01,"alt":9.23,"az":323.6,"t":"2026-12-27T21:15:00Z","terrain":-0.1},{"above_terrain":true,"airmass":6.36,"alt":8.68,"az":324.3,"t":"2026-12-27T21:20:00Z","terrain":-0.2},{"above_terrain":true,"airmass":6.75,"alt":8.14,"az":325.1,"t":"2026-12-27T21:25:00Z","terrain":-0.19},{"above_terrain":true,"airmass":7.17,"alt":7.61,"az":325.8,"t":"2026-12-27T21:30:00Z","terrain":-0.23},{"above_terrain":true,"airmass":7.64,"alt":7.09,"az":326.5,"t":"2026-12-27T21:35:00Z","terrain":-0.32},{"above_terrain":true,"airmass":8.16,"alt":6.58,"az":327.3,"t":"2026-12-27T21:40:00Z","terrain":-0.35},{"above_terrain":true,"airmass":8.74,"alt":6.08,"az":328.0,"t":"2026-12-27T21:45:00Z","terrain":-0.23},{"above_terrain":true,"airmass":9.4,"alt":5.59,"az":328.8,"t":"2026-12-27T21:50:00Z","terrain":-0.15},{"above_terrain":true,"airmass":10.13,"alt":5.11,"az":329.5,"t":"2026-12-27T21:55:00Z","terrain":-0.24},{"above_terrain":true,"airmass":10.96,"alt":4.64,"az":330.3,"t":"2026-12-27T22:00:00Z","terrain":-0.36},{"above_terrain":true,"airmass":11.89,"alt":4.18,"az":331.0,"t":"2026-12-27T22:05:00Z","terrain":-0.38},{"above_terrain":true,"airmass":12.97,"alt":3.73,"az":331.8,"t":"2026-12-27T22:10:00Z","terrain":-0.18},{"above_terrain":true,"airmass":14.19,"alt":3.29,"az":332.6,"t":"2026-12-27T22:15:00Z","terrain":-0.13},{"above_terrain":true,"airmass":15.61,"alt":2.87,"az":333.4,"t":"2026-12-27T22:20:00Z","terrain":-0.16},{"above_terrain":true,"airmass":17.24,"alt":2.46,"az":334.2,"t":"2026-12-27T22:25:00Z","terrain":-0.3},{"above_terrain":true,"airmass":19.15,"alt":2.05,"az":335.0,"t":"2026-12-27T22:30:00Z","terrain":-0.59},{"above_terrain":true,"airmass":21.37,"alt":1.67,"az":335.8,"t":"2026-12-27T22:35:00Z","terrain":-0.78},{"above_terrain":true,"airmass":23.97,"alt":1.29,"az":336.6,"t":"2026-12-27T22:40:00Z","terrain":-0.77},{"above_terrain":true,"airmass":27.01,"alt":0.92,"az":337.4,"t":"2026-12-27T22:45:00Z","terrain":-0.62},{"above_terrain":true,"airmass":30.57,"alt":0.57,"az":338.2,"t":"2026-12-27T22:50:00Z","terrain":-0.54},{"above_terrain":true,"airmass":34.71,"alt":0.23,"az":339.1,"t":"2026-12-27T22:55:00Z","terrain":-0.73},{"above_terrain":true,"airmass":null,"alt":-0.1,"az":339.9,"t":"2026-12-27T23:00:00Z","terrain":-0.55},{"above_terrain":true,"airmass":null,"alt":-0.41,"az":340.7,"t":"2026-12-27T23:05:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-0.72,"az":341.6,"t":"2026-12-27T23:10:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-1.01,"az":342.4,"t":"2026-12-27T23:15:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-1.28,"az":343.3,"t":"2026-12-27T23:20:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-1.54,"az":344.1,"t":"2026-12-27T23:25:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-1.79,"az":345.0,"t":"2026-12-27T23:30:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-2.03,"az":345.9,"t":"2026-12-27T23:35:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-2.25,"az":346.7,"t":"2026-12-27T23:40:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-2.46,"az":347.6,"t":"2026-12-27T23:45:00Z","terrain":-0.25},{"above_terrain":false,"airmass":null,"alt":-2.65,"az":348.5,"t":"2026-12-27T23:50:00Z","terrain":-0.07},{"above_terrain":false,"airmass":null,"alt":-2.83,"az":349.4,"t":"2026-12-27T23:55:00Z","terrain":0.05},{"above_terrain":false,"airmass":null,"alt":-3.0,"az":350.2,"t":"2026-12-28T00:00:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-3.15,"az":351.1,"t":"2026-12-28T00:05:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-3.29,"az":352.0,"t":"2026-12-28T00:10:00Z","terrain":0.27},{"above_terrain":false,"airmass":null,"alt":-3.41,"az":352.9,"t":"2026-12-28T00:15:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-3.52,"az":353.8,"t":"2026-12-28T00:20:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-3.61,"az":354.7,"t":"2026-12-28T00:25:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.69,"az":355.6,"t":"2026-12-28T00:30:00Z","terrain":0.69},{"above_terrain":false,"airmass":null,"alt":-3.76,"az":356.5,"t":"2026-12-28T00:35:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-3.81,"az":357.4,"t":"2026-12-28T00:40:00Z","terrain":0.7},{"above_terrain":false,"airmass":null,"alt":-3.84,"az":358.3,"t":"2026-12-28T00:45:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.86,"az":359.2,"t":"2026-12-28T00:50:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-3.87,"az":0.0,"t":"2026-12-28T00:55:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-3.86,"az":0.9,"t":"2026-12-28T01:00:00Z","terrain":0.38},{"above_terrain":false,"airmass":null,"alt":-3.84,"az":1.8,"t":"2026-12-28T01:05:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-3.8,"az":2.7,"t":"2026-12-28T01:10:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-3.75,"az":3.6,"t":"2026-12-28T01:15:00Z","terrain":-0.23},{"above_terrain":false,"airmass":null,"alt":-3.68,"az":4.5,"t":"2026-12-28T01:20:00Z","terrain":-0.36},{"above_terrain":false,"airmass":null,"alt":-3.6,"az":5.4,"t":"2026-12-28T01:25:00Z","terrain":-0.5},{"above_terrain":false,"airmass":null,"alt":-3.51,"az":6.3,"t":"2026-12-28T01:30:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-3.4,"az":7.2,"t":"2026-12-28T01:35:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-3.27,"az":8.1,"t":"2026-12-28T01:40:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-3.13,"az":9.0,"t":"2026-12-28T01:45:00Z","terrain":-0.65},{"above_terrain":false,"airmass":null,"alt":-2.98,"az":9.9,"t":"2026-12-28T01:50:00Z","terrain":-0.61},{"above_terrain":false,"airmass":null,"alt":-2.81,"az":10.7,"t":"2026-12-28T01:55:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-2.63,"az":11.6,"t":"2026-12-28T02:00:00Z","terrain":-0.26},{"above_terrain":false,"airmass":null,"alt":-2.44,"az":12.5,"t":"2026-12-28T02:05:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-2.23,"az":13.4,"t":"2026-12-28T02:10:00Z","terrain":-0.01},{"above_terrain":false,"airmass":null,"alt":-2.0,"az":14.2,"t":"2026-12-28T02:15:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-1.77,"az":15.1,"t":"2026-12-28T02:20:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-1.52,"az":16.0,"t":"2026-12-28T02:25:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-1.25,"az":16.8,"t":"2026-12-28T02:30:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-0.97,"az":17.7,"t":"2026-12-28T02:35:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-0.68,"az":18.5,"t":"2026-12-28T02:40:00Z","terrain":0.58},{"above_terrain":false,"airmass":null,"alt":-0.38,"az":19.3,"t":"2026-12-28T02:45:00Z","terrain":0.64},{"above_terrain":false,"airmass":null,"alt":-0.06,"az":20.2,"t":"2026-12-28T02:50:00Z","terrain":0.67},{"above_terrain":false,"airmass":34.22,"alt":0.27,"az":21.0,"t":"2026-12-28T02:55:00Z","terrain":0.7},{"above_terrain":false,"airmass":30.15,"alt":0.61,"az":21.8,"t":"2026-12-28T03:00:00Z","terrain":0.94},{"above_terrain":false,"airmass":26.65,"alt":0.96,"az":22.7,"t":"2026-12-28T03:05:00Z","terrain":1.1},{"above_terrain":true,"airmass":23.66,"alt":1.33,"az":23.5,"t":"2026-12-28T03:10:00Z","terrain":1.04},{"above_terrain":true,"airmass":21.1,"alt":1.71,"az":24.3,"t":"2026-12-28T03:15:00Z","terrain":1.01},{"above_terrain":true,"airmass":18.92,"alt":2.1,"az":25.1,"t":"2026-12-28T03:20:00Z","terrain":1.23},{"above_terrain":true,"airmass":17.05,"alt":2.5,"az":25.9,"t":"2026-12-28T03:25:00Z","terrain":1.33},{"above_terrain":true,"airmass":15.44,"alt":2.92,"az":26.7,"t":"2026-12-28T03:30:00Z","terrain":1.3},{"above_terrain":true,"airmass":14.05,"alt":3.34,"az":27.5,"t":"2026-12-28T03:35:00Z","terrain":1.24},{"above_terrain":true,"airmass":12.84,"alt":3.78,"az":28.3,"t":"2026-12-28T03:40:00Z","terrain":1.14},{"above_terrain":true,"airmass":11.79,"alt":4.23,"az":29.0,"t":"2026-12-28T03:45:00Z","terrain":1.01},{"above_terrain":true,"airmass":10.86,"alt":4.69,"az":29.8,"t":"2026-12-28T03:50:00Z","terrain":1.12},{"above_terrain":true,"airmass":10.04,"alt":5.16,"az":30.6,"t":"2026-12-28T03:55:00Z","terrain":1.24},{"above_terrain":true,"airmass":9.32,"alt":5.64,"az":31.3,"t":"2026-12-28T04:00:00Z","terrain":1.32},{"above_terrain":true,"airmass":8.68,"alt":6.13,"az":32.1,"t":"2026-12-28T04:05:00Z","terrain":1.3},{"above_terrain":true,"airmass":8.1,"alt":6.63,"az":32.8,"t":"2026-12-28T04:10:00Z","terrain":1.05},{"above_terrain":true,"airmass":7.59,"alt":7.15,"az":33.6,"t":"2026-12-28T04:15:00Z","terrain":0.67},{"above_terrain":true,"airmass":7.12,"alt":7.67,"az":34.3,"t":"2026-12-28T04:20:00Z","terrain":0.32},{"above_terrain":true,"airmass":6.7,"alt":8.2,"az":35.0,"t":"2026-12-28T04:25:00Z","terrain":0.05},{"above_terrain":true,"airmass":6.32,"alt":8.74,"az":35.7,"t":"2026-12-28T04:30:00Z","terrain":0.04},{"above_terrain":true,"airmass":5.98,"alt":9.3,"az":36.5,"t":"2026-12-28T04:35:00Z","terrain":-0.03},{"above_terrain":true,"airmass":5.66,"alt":9.86,"az":37.2,"t":"2026-12-28T04:40:00Z","terrain":-0.11},{"above_terrain":true,"airmass":5.37,"alt":10.43,"az":37.9,"t":"2026-12-28T04:45:00Z","terrain":-0.19},{"above_terrain":true,"airmass":5.11,"alt":11.01,"az":38.6,"t":"2026-12-28T04:50:00Z","terrain":-0.18},{"above_terrain":true,"airmass":4.86,"alt":11.59,"az":39.3,"t":"2026-12-28T04:55:00Z","terrain":-0.13},{"above_terrain":true,"airmass":4.64,"alt":12.19,"az":39.9,"t":"2026-12-28T05:00:00Z","terrain":-0.06},{"above_terrain":true,"airmass":4.43,"alt":12.79,"az":40.6,"t":"2026-12-28T05:05:00Z","terrain":-0.01},{"above_terrain":true,"airmass":4.24,"alt":13.41,"az":41.3,"t":"2026-12-28T05:10:00Z","terrain":0.05},{"above_terrain":true,"airmass":4.06,"alt":14.03,"az":41.9,"t":"2026-12-28T05:15:00Z","terrain":0.11},{"above_terrain":true,"airmass":3.9,"alt":14.66,"az":42.6,"t":"2026-12-28T05:20:00Z","terrain":0.2},{"above_terrain":true,"airmass":3.74,"alt":15.3,"az":43.2,"t":"2026-12-28T05:25:00Z","terrain":0.29},{"above_terrain":true,"airmass":3.6,"alt":15.94,"az":43.9,"t":"2026-12-28T05:30:00Z","terrain":0.39},{"above_terrain":true,"airmass":3.46,"alt":16.59,"az":44.5,"t":"2026-12-28T05:35:00Z","terrain":0.5},{"above_terrain":true,"airmass":3.34,"alt":17.25,"az":45.2,"t":"2026-12-28T05:40:00Z","terrain":0.59},{"above_terrain":true,"airmass":3.22,"alt":17.92,"az":45.8,"t":"2026-12-28T05:45:00Z","terrain":0.65},{"above_terrain":true,"airmass":3.11,"alt":18.6,"az":46.4,"t":"2026-12-28T05:50:00Z","terrain":0.65},{"above_terrain":true,"airmass":3.01,"alt":19.28,"az":47.0,"t":"2026-12-28T05:55:00Z","terrain":0.61},{"above_terrain":true,"airmass":2.91,"alt":19.97,"az":47.6,"t":"2026-12-28T06:00:00Z","terrain":0.56},{"above_terrain":true,"airmass":2.82,"alt":20.66,"az":48.2,"t":"2026-12-28T06:05:00Z","terrain":0.5},{"above_terrain":true,"airmass":2.73,"alt":21.36,"az":48.8,"t":"2026-12-28T06:10:00Z","terrain":0.43},{"above_terrain":true,"airmass":2.65,"alt":22.07,"az":49.4,"t":"2026-12-28T06:15:00Z","terrain":0.41},{"above_terrain":true,"airmass":2.57,"alt":22.78,"az":50.0,"t":"2026-12-28T06:20:00Z","terrain":0.4},{"above_terrain":true,"airmass":2.5,"alt":23.5,"az":50.6,"t":"2026-12-28T06:25:00Z","terrain":0.48},{"above_terrain":true,"airmass":2.43,"alt":24.23,"az":51.1,"t":"2026-12-28T06:30:00Z","terrain":0.54},{"above_terrain":true,"airmass":2.36,"alt":24.96,"az":51.7,"t":"2026-12-28T06:35:00Z","terrain":0.6},{"above_terrain":true,"airmass":2.3,"alt":25.7,"az":52.3,"t":"2026-12-28T06:40:00Z","terrain":0.69},{"above_terrain":true,"airmass":2.24,"alt":26.44,"az":52.8,"t":"2026-12-28T06:45:00Z","terrain":0.8},{"above_terrain":true,"airmass":2.18,"alt":27.19,"az":53.4,"t":"2026-12-28T06:50:00Z","terrain":0.9},{"above_terrain":true,"airmass":2.13,"alt":27.94,"az":53.9,"t":"2026-12-28T06:55:00Z","terrain":0.99},{"above_terrain":true,"airmass":2.08,"alt":28.7,"az":54.5,"t":"2026-12-28T07:00:00Z","terrain":1.04},{"above_terrain":true,"airmass":2.03,"alt":29.47,"az":55.0,"t":"2026-12-28T07:05:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.98,"alt":30.24,"az":55.5,"t":"2026-12-28T07:10:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.94,"alt":31.01,"az":56.0,"t":"2026-12-28T07:15:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.89,"alt":31.79,"az":56.6,"t":"2026-12-28T07:20:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.85,"alt":32.57,"az":57.1,"t":"2026-12-28T07:25:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.81,"alt":33.36,"az":57.6,"t":"2026-12-28T07:30:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.78,"alt":34.15,"az":58.1,"t":"2026-12-28T07:35:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.74,"alt":34.95,"az":58.6,"t":"2026-12-28T07:40:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.71,"alt":35.75,"az":59.1,"t":"2026-12-28T07:45:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.68,"alt":36.55,"az":59.6,"t":"2026-12-28T07:50:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.64,"alt":37.36,"az":60.0,"t":"2026-12-28T07:55:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.62,"alt":38.18,"az":60.5,"t":"2026-12-28T08:00:00Z","terrain":1.13},{"above_terrain":true,"airmass":1.59,"alt":38.99,"az":61.0,"t":"2026-12-28T08:05:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.56,"alt":39.81,"az":61.4,"t":"2026-12-28T08:10:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.53,"alt":40.64,"az":61.9,"t":"2026-12-28T08:15:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.51,"alt":41.46,"az":62.3,"t":"2026-12-28T08:20:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.48,"alt":42.29,"az":62.8,"t":"2026-12-28T08:25:00Z","terrain":0.93},{"above_terrain":true,"airmass":1.46,"alt":43.13,"az":63.2,"t":"2026-12-28T08:30:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.44,"alt":43.97,"az":63.7,"t":"2026-12-28T08:35:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.42,"alt":44.81,"az":64.1,"t":"2026-12-28T08:40:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.4,"alt":45.65,"az":64.5,"t":"2026-12-28T08:45:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.38,"alt":46.5,"az":64.9,"t":"2026-12-28T08:50:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.36,"alt":47.35,"az":65.4,"t":"2026-12-28T08:55:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.34,"alt":48.2,"az":65.8,"t":"2026-12-28T09:00:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.32,"alt":49.05,"az":66.2,"t":"2026-12-28T09:05:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.31,"alt":49.91,"az":66.6,"t":"2026-12-28T09:10:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.29,"alt":50.77,"az":67.0,"t":"2026-12-28T09:15:00Z","terrain":0.93},{"above_terrain":true,"airmass":1.27,"alt":51.63,"az":67.3,"t":"2026-12-28T09:20:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.26,"alt":52.5,"az":67.7,"t":"2026-12-28T09:25:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.25,"alt":53.36,"az":68.1,"t":"2026-12-28T09:30:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.23,"alt":54.23,"az":68.4,"t":"2026-12-28T09:35:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.22,"alt":55.11,"az":68.8,"t":"2026-12-28T09:40:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.21,"alt":55.98,"az":69.1,"t":"2026-12-28T09:45:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.19,"alt":56.85,"az":69.5,"t":"2026-12-28T09:50:00Z","terrain":1.13},{"above_terrain":true,"airmass":1.18,"alt":57.73,"az":69.8,"t":"2026-12-28T09:55:00Z","terrain":1.18},{"above_terrain":true,"airmass":1.17,"alt":58.61,"az":70.1,"t":"2026-12-28T10:00:00Z","terrain":1.22}],"transit":{"airmass":1.0,"alt":87.2,"az":6.3,"t":"2026-12-27T12:55:00Z"},"usable_hours":3.17,"verdict":"marginal","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."]}