{"assessment":{"best_window":{"end":"2041-12-19T23:20Z","end_local":"01:20","hours":6.75,"label":"good","mean_quality":0.93,"start":"2041-12-19T16:35Z","start_local":"18:35"},"cost":{"altitude":5.29,"clouds":0.0,"darkness":1.37,"moon":0.0},"formula":"astronomy = 100 * min(1, sky_hours / reference_hours) * peak_sky; overall = astronomy * score_weather / 100 (null when the weather is unknown)","hard_limit":null,"headline":"Astronomically worth it \u2014 weather unknown","hourly":[{"alt":66,"cloud":null,"high":null,"iso":"2041-12-19T15:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-32,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"17:00","wind":null},{"alt":77,"cloud":null,"high":null,"iso":"2041-12-19T16:00Z","label":"marginal","low":null,"mid":null,"moon_alt":-43,"precip":null,"q":0.5,"rh":null,"sky":"astronomical twilight","temp":null,"time":"18:00","wind":null},{"alt":88,"cloud":null,"high":null,"iso":"2041-12-19T17:00Z","label":"good","low":null,"mid":null,"moon_alt":-53,"precip":null,"q":1.0,"rh":null,"sky":"night","temp":null,"time":"19:00","wind":null},{"alt":81,"cloud":null,"high":null,"iso":"2041-12-19T18:00Z","label":"good","low":null,"mid":null,"moon_alt":-61,"precip":null,"q":1.0,"rh":null,"sky":"night","temp":null,"time":"20:00","wind":null},{"alt":70,"cloud":null,"high":null,"iso":"2041-12-19T19:00Z","label":"good","low":null,"mid":null,"moon_alt":-66,"precip":null,"q":1.0,"rh":null,"sky":"night","temp":null,"time":"21:00","wind":null},{"alt":59,"cloud":null,"high":null,"iso":"2041-12-19T20:00Z","label":"good","low":null,"mid":null,"moon_alt":-64,"precip":null,"q":0.99,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":48,"cloud":null,"high":null,"iso":"2041-12-19T21:00Z","label":"good","low":null,"mid":null,"moon_alt":-58,"precip":null,"q":0.92,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":38,"cloud":null,"high":null,"iso":"2041-12-19T22:00Z","label":"good","low":null,"mid":null,"moon_alt":-49,"precip":null,"q":0.85,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":28,"cloud":null,"high":null,"iso":"2041-12-19T23:00Z","label":"good","low":null,"mid":null,"moon_alt":-39,"precip":null,"q":0.71,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":19,"cloud":null,"high":null,"iso":"2041-12-20T00:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-28,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":11,"cloud":null,"high":null,"iso":"2041-12-20T01:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-18,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":4,"cloud":null,"high":null,"iso":"2041-12-20T02:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-8,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":-2,"cloud":null,"high":null,"iso":"2041-12-20T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":2,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":-5,"cloud":null,"high":null,"iso":"2041-12-20T04:00Z","label":"unusable","low":null,"mid":null,"moon_alt":11,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"06:00","wind":null},{"alt":-7,"cloud":null,"high":null,"iso":"2041-12-20T05:00Z","label":"unusable","low":null,"mid":null,"moon_alt":19,"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":6.97,"reasons":["the target being low or below 20\u00b0 cost 5.3 quality-hours","daylight and twilight cost 1.4 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":100,"score_weather":null,"sky_hours":6.97,"verdict":"unknown","verdict_astronomy":"good","weather_known":false,"windows":[{"end":"2041-12-19T15:25Z","end_local":"17:25","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2041-12-19T14:50Z","start_local":"16:50"},{"end":"2041-12-19T16:00Z","end_local":"18:00","hours":0.58,"label":"poor","mean_quality":0.15,"start":"2041-12-19T15:25Z","start_local":"17:25"},{"end":"2041-12-19T16:35Z","end_local":"18:35","hours":0.58,"label":"marginal","mean_quality":0.5,"start":"2041-12-19T16:00Z","start_local":"18:00"},{"end":"2041-12-19T23:20Z","end_local":"01:20","hours":6.75,"label":"good","mean_quality":0.93,"start":"2041-12-19T16:35Z","start_local":"18:35"},{"end":"2041-12-19T23:55Z","end_local":"01:55","hours":0.58,"label":"marginal","mean_quality":0.5,"start":"2041-12-19T23:20Z","start_local":"01:20"},{"end":"2041-12-20T05:45Z","end_local":"07:45","hours":5.83,"label":"unusable","mean_quality":0.0,"start":"2041-12-19T23:55Z","start_local":"01:55"}]},"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":"2041-12-19T16:33:16Z","dark_hours":11.51,"dark_to":"2041-12-20T04:03:40Z","moon":{"illumination":0.126,"phase":"waning crescent","waxing":false},"moon_free_dark_hours":10.2,"moonrise":"2041-12-20T02:46:35Z","moonset":"2041-12-19T11:57:36Z","sunrise":"2041-12-20T05:44:11Z","sunset":"2041-12-19T14:52:46Z","twilight":{"astronomical":{"end":"2041-12-19T16:33:16Z","start":"2041-12-20T04:03:40Z"},"civil":{"end":"2041-12-19T15:24:21Z","start":"2041-12-20T05:12:36Z"},"nautical":{"end":"2041-12-19T15:59:25Z","start":"2041-12-20T04:37:32Z"}},"window_end":"2041-12-20T10:00:00Z","window_start":"2041-12-19T10:00:00Z"},"night_date":"2041-12-19","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.0,"alt":89.7,"t":"2041-12-19T17:10:00Z"},"dec":41.26875,"dec_of_date":41.4981,"dec_str":"+41\u00b0 16' 07.5\"","good_hours":6.25,"limit_rise":"2041-12-19T10:31:48Z","limit_set":"2041-12-19T23:50:57Z","max_az_rate_deg_per_min":25.49,"moon_separation":143.1,"never_rises":false,"ra":10.68470833,"ra_of_date":11.2616,"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":"6.2 dark hours above 30\u00b0 \u2014 a proper target for this night.","terrain":{"available":true,"behind_at":"2041-12-20T02:39:17Z","blocked_dark_hours":0,"clears_at":"2041-12-20T07:53:01Z","rise_az":47.6},"track":[{"above_terrain":true,"airmass":3.7,"alt":15.46,"az":47.6,"t":"2041-12-19T10:00:00Z","terrain":0.56},{"above_terrain":true,"airmass":3.55,"alt":16.16,"az":48.3,"t":"2041-12-19T10:05:00Z","terrain":0.5},{"above_terrain":true,"airmass":3.41,"alt":16.86,"az":48.9,"t":"2041-12-19T10:10:00Z","terrain":0.42},{"above_terrain":true,"airmass":3.28,"alt":17.57,"az":49.6,"t":"2041-12-19T10:15:00Z","terrain":0.4},{"above_terrain":true,"airmass":3.16,"alt":18.28,"az":50.2,"t":"2041-12-19T10:20:00Z","terrain":0.42},{"above_terrain":true,"airmass":3.05,"alt":19.0,"az":50.8,"t":"2041-12-19T10:25:00Z","terrain":0.51},{"above_terrain":true,"airmass":2.94,"alt":19.73,"az":51.5,"t":"2041-12-19T10:30:00Z","terrain":0.58},{"above_terrain":true,"airmass":2.84,"alt":20.47,"az":52.1,"t":"2041-12-19T10:35:00Z","terrain":0.65},{"above_terrain":true,"airmass":2.75,"alt":21.21,"az":52.7,"t":"2041-12-19T10:40:00Z","terrain":0.77},{"above_terrain":true,"airmass":2.66,"alt":21.96,"az":53.3,"t":"2041-12-19T10:45:00Z","terrain":0.89},{"above_terrain":true,"airmass":2.58,"alt":22.71,"az":53.9,"t":"2041-12-19T10:50:00Z","terrain":0.98},{"above_terrain":true,"airmass":2.5,"alt":23.47,"az":54.5,"t":"2041-12-19T10:55:00Z","terrain":1.04},{"above_terrain":true,"airmass":2.42,"alt":24.23,"az":55.1,"t":"2041-12-19T11:00:00Z","terrain":1.08},{"above_terrain":true,"airmass":2.36,"alt":25.0,"az":55.7,"t":"2041-12-19T11:05:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.29,"alt":25.78,"az":56.3,"t":"2041-12-19T11:10:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.23,"alt":26.56,"az":56.9,"t":"2041-12-19T11:15:00Z","terrain":1.07},{"above_terrain":true,"airmass":2.17,"alt":27.35,"az":57.4,"t":"2041-12-19T11:20:00Z","terrain":1.15},{"above_terrain":true,"airmass":2.11,"alt":28.14,"az":58.0,"t":"2041-12-19T11:25:00Z","terrain":1.25},{"above_terrain":true,"airmass":2.06,"alt":28.94,"az":58.6,"t":"2041-12-19T11:30:00Z","terrain":1.23},{"above_terrain":true,"airmass":2.01,"alt":29.74,"az":59.1,"t":"2041-12-19T11:35:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.96,"alt":30.54,"az":59.7,"t":"2041-12-19T11:40:00Z","terrain":1.18},{"above_terrain":true,"airmass":1.92,"alt":31.35,"az":60.2,"t":"2041-12-19T11:45:00Z","terrain":1.15},{"above_terrain":true,"airmass":1.87,"alt":32.17,"az":60.8,"t":"2041-12-19T11:50:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.83,"alt":32.99,"az":61.3,"t":"2041-12-19T11:55:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.79,"alt":33.81,"az":61.9,"t":"2041-12-19T12:00:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.76,"alt":34.64,"az":62.4,"t":"2041-12-19T12:05:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.72,"alt":35.47,"az":62.9,"t":"2041-12-19T12:10:00Z","terrain":0.92},{"above_terrain":true,"airmass":1.69,"alt":36.3,"az":63.5,"t":"2041-12-19T12:15:00Z","terrain":0.84},{"above_terrain":true,"airmass":1.65,"alt":37.14,"az":64.0,"t":"2041-12-19T12:20:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.62,"alt":37.99,"az":64.5,"t":"2041-12-19T12:25:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.59,"alt":38.83,"az":65.0,"t":"2041-12-19T12:30:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.56,"alt":39.68,"az":65.5,"t":"2041-12-19T12:35:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.54,"alt":40.54,"az":66.1,"t":"2041-12-19T12:40:00Z","terrain":0.84},{"above_terrain":true,"airmass":1.51,"alt":41.39,"az":66.6,"t":"2041-12-19T12:45:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.49,"alt":42.25,"az":67.1,"t":"2041-12-19T12:50:00Z","terrain":0.93},{"above_terrain":true,"airmass":1.46,"alt":43.12,"az":67.6,"t":"2041-12-19T12:55:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.44,"alt":43.98,"az":68.1,"t":"2041-12-19T13:00:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.42,"alt":44.85,"az":68.6,"t":"2041-12-19T13:05:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.4,"alt":45.73,"az":69.1,"t":"2041-12-19T13:10:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.37,"alt":46.6,"az":69.5,"t":"2041-12-19T13:15:00Z","terrain":1.14},{"above_terrain":true,"airmass":1.36,"alt":47.48,"az":70.0,"t":"2041-12-19T13:20:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.34,"alt":48.36,"az":70.5,"t":"2041-12-19T13:25:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.32,"alt":49.25,"az":71.0,"t":"2041-12-19T13:30:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.3,"alt":50.13,"az":71.5,"t":"2041-12-19T13:35:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.29,"alt":51.02,"az":72.0,"t":"2041-12-19T13:40:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.27,"alt":51.91,"az":72.4,"t":"2041-12-19T13:45:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.25,"alt":52.81,"az":72.9,"t":"2041-12-19T13:50:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.24,"alt":53.7,"az":73.4,"t":"2041-12-19T13:55:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.23,"alt":54.6,"az":73.8,"t":"2041-12-19T14:00:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.21,"alt":55.5,"az":74.3,"t":"2041-12-19T14:05:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.2,"alt":56.4,"az":74.8,"t":"2041-12-19T14:10:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.19,"alt":57.3,"az":75.2,"t":"2041-12-19T14:15:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.18,"alt":58.21,"az":75.7,"t":"2041-12-19T14:20:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.16,"alt":59.12,"az":76.1,"t":"2041-12-19T14:25:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.15,"alt":60.03,"az":76.6,"t":"2041-12-19T14:30:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.14,"alt":60.94,"az":77.1,"t":"2041-12-19T14:35:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.13,"alt":61.85,"az":77.5,"t":"2041-12-19T14:40:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.12,"alt":62.77,"az":78.0,"t":"2041-12-19T14:45:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.12,"alt":63.68,"az":78.4,"t":"2041-12-19T14:50:00Z","terrain":0.6},{"above_terrain":true,"airmass":1.11,"alt":64.6,"az":78.9,"t":"2041-12-19T14:55:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.1,"alt":65.52,"az":79.3,"t":"2041-12-19T15:00:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.09,"alt":66.44,"az":79.8,"t":"2041-12-19T15:05:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.08,"alt":67.36,"az":80.2,"t":"2041-12-19T15:10:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.08,"alt":68.29,"az":80.7,"t":"2041-12-19T15:15:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.07,"alt":69.21,"az":81.2,"t":"2041-12-19T15:20:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.06,"alt":70.14,"az":81.6,"t":"2041-12-19T15:25:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.06,"alt":71.06,"az":82.1,"t":"2041-12-19T15:30:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.05,"alt":71.99,"az":82.5,"t":"2041-12-19T15:35:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.05,"alt":72.92,"az":83.0,"t":"2041-12-19T15:40:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.04,"alt":73.85,"az":83.4,"t":"2041-12-19T15:45:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.04,"alt":74.78,"az":83.9,"t":"2041-12-19T15:50:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.03,"alt":75.71,"az":84.4,"t":"2041-12-19T15:55:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.03,"alt":76.64,"az":84.9,"t":"2041-12-19T16:00:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.02,"alt":77.57,"az":85.3,"t":"2041-12-19T16:05:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.02,"alt":78.51,"az":85.8,"t":"2041-12-19T16:10:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.02,"alt":79.44,"az":86.3,"t":"2041-12-19T16:15:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.01,"alt":80.37,"az":86.9,"t":"2041-12-19T16:20:00Z","terrain":0.08},{"above_terrain":true,"airmass":1.01,"alt":81.31,"az":87.4,"t":"2041-12-19T16:25:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.01,"alt":82.24,"az":88.0,"t":"2041-12-19T16:30:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.01,"alt":83.18,"az":88.6,"t":"2041-12-19T16:35:00Z","terrain":-0.15},{"above_terrain":true,"airmass":1.0,"alt":84.12,"az":89.3,"t":"2041-12-19T16:40:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.0,"alt":85.05,"az":90.1,"t":"2041-12-19T16:45:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.0,"alt":85.99,"az":91.0,"t":"2041-12-19T16:50:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.0,"alt":86.92,"az":92.3,"t":"2041-12-19T16:55:00Z","terrain":0.16},{"above_terrain":true,"airmass":1.0,"alt":87.86,"az":94.3,"t":"2041-12-19T17:00:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.0,"alt":88.79,"az":98.7,"t":"2041-12-19T17:05:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.0,"alt":89.68,"az":126.8,"t":"2041-12-19T17:10:00Z","terrain":-1.55},{"above_terrain":true,"airmass":1.0,"alt":89.29,"az":254.3,"t":"2041-12-19T17:15:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.0,"alt":88.37,"az":263.8,"t":"2041-12-19T17:20:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.0,"alt":87.44,"az":266.8,"t":"2041-12-19T17:25:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.0,"alt":86.5,"az":268.4,"t":"2041-12-19T17:30:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.0,"alt":85.57,"az":269.4,"t":"2041-12-19T17:35:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.0,"alt":84.63,"az":270.3,"t":"2041-12-19T17:40:00Z","terrain":0.86},{"above_terrain":true,"airmass":1.01,"alt":83.7,"az":271.0,"t":"2041-12-19T17:45:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.01,"alt":82.76,"az":271.7,"t":"2041-12-19T17:50:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.01,"alt":81.83,"az":272.3,"t":"2041-12-19T17:55:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.01,"alt":80.89,"az":272.8,"t":"2041-12-19T18:00:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.02,"alt":79.96,"az":273.4,"t":"2041-12-19T18:05:00Z","terrain":0.08},{"above_terrain":true,"airmass":1.02,"alt":79.02,"az":273.9,"t":"2041-12-19T18:10:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.02,"alt":78.09,"az":274.4,"t":"2041-12-19T18:15:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.03,"alt":77.16,"az":274.9,"t":"2041-12-19T18:20:00Z","terrain":0.07},{"above_terrain":true,"airmass":1.03,"alt":76.22,"az":275.4,"t":"2041-12-19T18:25:00Z","terrain":0.05},{"above_terrain":true,"airmass":1.03,"alt":75.29,"az":275.8,"t":"2041-12-19T18:30:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.04,"alt":74.36,"az":276.3,"t":"2041-12-19T18:35:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.04,"alt":73.43,"az":276.8,"t":"2041-12-19T18:40:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.05,"alt":72.5,"az":277.2,"t":"2041-12-19T18:45:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.05,"alt":71.57,"az":277.7,"t":"2041-12-19T18:50:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.06,"alt":70.65,"az":278.1,"t":"2041-12-19T18:55:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.07,"alt":69.72,"az":278.6,"t":"2041-12-19T19:00:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.07,"alt":68.8,"az":279.1,"t":"2041-12-19T19:05:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.08,"alt":67.87,"az":279.5,"t":"2041-12-19T19:10:00Z","terrain":-0.08},{"above_terrain":true,"airmass":1.09,"alt":66.95,"az":280.0,"t":"2041-12-19T19:15:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.09,"alt":66.03,"az":280.4,"t":"2041-12-19T19:20:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.1,"alt":65.11,"az":280.9,"t":"2041-12-19T19:25:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.11,"alt":64.19,"az":281.3,"t":"2041-12-19T19:30:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.12,"alt":63.27,"az":281.8,"t":"2041-12-19T19:35:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.13,"alt":62.36,"az":282.2,"t":"2041-12-19T19:40:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.14,"alt":61.44,"az":282.7,"t":"2041-12-19T19:45:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.15,"alt":60.53,"az":283.1,"t":"2041-12-19T19:50:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.16,"alt":59.62,"az":283.6,"t":"2041-12-19T19:55:00Z","terrain":0.07},{"above_terrain":true,"airmass":1.17,"alt":58.71,"az":284.1,"t":"2041-12-19T20:00:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.18,"alt":57.81,"az":284.5,"t":"2041-12-19T20:05:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.19,"alt":56.9,"az":285.0,"t":"2041-12-19T20:10:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.21,"alt":56.0,"az":285.4,"t":"2041-12-19T20:15:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.22,"alt":55.1,"az":285.9,"t":"2041-12-19T20:20:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.23,"alt":54.2,"az":286.4,"t":"2041-12-19T20:25:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.25,"alt":53.3,"az":286.8,"t":"2041-12-19T20:30:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.26,"alt":52.41,"az":287.3,"t":"2041-12-19T20:35:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.28,"alt":51.51,"az":287.8,"t":"2041-12-19T20:40:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.29,"alt":50.62,"az":288.3,"t":"2041-12-19T20:45:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.31,"alt":49.74,"az":288.7,"t":"2041-12-19T20:50:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.33,"alt":48.85,"az":289.2,"t":"2041-12-19T20:55:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.34,"alt":47.97,"az":289.7,"t":"2041-12-19T21:00:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.36,"alt":47.09,"az":290.2,"t":"2041-12-19T21:05:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.38,"alt":46.21,"az":290.7,"t":"2041-12-19T21:10:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.4,"alt":45.34,"az":291.2,"t":"2041-12-19T21:15:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.43,"alt":44.47,"az":291.7,"t":"2041-12-19T21:20:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.45,"alt":43.6,"az":292.2,"t":"2041-12-19T21:25:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.47,"alt":42.73,"az":292.7,"t":"2041-12-19T21:30:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.5,"alt":41.87,"az":293.2,"t":"2041-12-19T21:35:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.52,"alt":41.01,"az":293.7,"t":"2041-12-19T21:40:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.55,"alt":40.16,"az":294.2,"t":"2041-12-19T21:45:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.58,"alt":39.3,"az":294.7,"t":"2041-12-19T21:50:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.61,"alt":38.45,"az":295.2,"t":"2041-12-19T21:55:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.64,"alt":37.61,"az":295.7,"t":"2041-12-19T22:00:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.67,"alt":36.77,"az":296.2,"t":"2041-12-19T22:05:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.7,"alt":35.93,"az":296.8,"t":"2041-12-19T22:10:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.74,"alt":35.1,"az":297.3,"t":"2041-12-19T22:15:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.77,"alt":34.27,"az":297.8,"t":"2041-12-19T22:20:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.81,"alt":33.44,"az":298.4,"t":"2041-12-19T22:25:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.85,"alt":32.62,"az":298.9,"t":"2041-12-19T22:30:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.89,"alt":31.8,"az":299.5,"t":"2041-12-19T22:35:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.94,"alt":30.99,"az":300.0,"t":"2041-12-19T22:40:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.98,"alt":30.18,"az":300.6,"t":"2041-12-19T22:45:00Z","terrain":0.34},{"above_terrain":true,"airmass":2.03,"alt":29.38,"az":301.1,"t":"2041-12-19T22:50:00Z","terrain":0.29},{"above_terrain":true,"airmass":2.08,"alt":28.58,"az":301.7,"t":"2041-12-19T22:55:00Z","terrain":0.16},{"above_terrain":true,"airmass":2.14,"alt":27.79,"az":302.3,"t":"2041-12-19T23:00:00Z","terrain":0.0},{"above_terrain":true,"airmass":2.19,"alt":27.0,"az":302.8,"t":"2041-12-19T23:05:00Z","terrain":-0.18},{"above_terrain":true,"airmass":2.26,"alt":26.21,"az":303.4,"t":"2041-12-19T23:10:00Z","terrain":-0.18},{"above_terrain":true,"airmass":2.32,"alt":25.43,"az":304.0,"t":"2041-12-19T23:15:00Z","terrain":-0.1},{"above_terrain":true,"airmass":2.39,"alt":24.66,"az":304.6,"t":"2041-12-19T23:20:00Z","terrain":-0.21},{"above_terrain":true,"airmass":2.46,"alt":23.89,"az":305.2,"t":"2041-12-19T23:25:00Z","terrain":-0.27},{"above_terrain":true,"airmass":2.53,"alt":23.13,"az":305.8,"t":"2041-12-19T23:30:00Z","terrain":-0.2},{"above_terrain":true,"airmass":2.61,"alt":22.37,"az":306.4,"t":"2041-12-19T23:35:00Z","terrain":-0.04},{"above_terrain":true,"airmass":2.7,"alt":21.62,"az":307.0,"t":"2041-12-19T23:40:00Z","terrain":0.17},{"above_terrain":true,"airmass":2.79,"alt":20.88,"az":307.6,"t":"2041-12-19T23:45:00Z","terrain":0.26},{"above_terrain":true,"airmass":2.88,"alt":20.14,"az":308.2,"t":"2041-12-19T23:50:00Z","terrain":0.29},{"above_terrain":true,"airmass":2.99,"alt":19.41,"az":308.8,"t":"2041-12-19T23:55:00Z","terrain":0.2},{"above_terrain":true,"airmass":3.1,"alt":18.68,"az":309.5,"t":"2041-12-20T00:00:00Z","terrain":0.19},{"above_terrain":true,"airmass":3.21,"alt":17.96,"az":310.1,"t":"2041-12-20T00:05:00Z","terrain":0.23},{"above_terrain":true,"airmass":3.34,"alt":17.25,"az":310.7,"t":"2041-12-20T00:10:00Z","terrain":0.32},{"above_terrain":true,"airmass":3.47,"alt":16.54,"az":311.4,"t":"2041-12-20T00:15:00Z","terrain":0.28},{"above_terrain":true,"airmass":3.62,"alt":15.84,"az":312.0,"t":"2041-12-20T00:20:00Z","terrain":0.14},{"above_terrain":true,"airmass":3.78,"alt":15.15,"az":312.7,"t":"2041-12-20T00:25:00Z","terrain":0.23},{"above_terrain":true,"airmass":3.95,"alt":14.47,"az":313.4,"t":"2041-12-20T00:30:00Z","terrain":0.34},{"above_terrain":true,"airmass":4.13,"alt":13.79,"az":314.0,"t":"2041-12-20T00:35:00Z","terrain":0.47},{"above_terrain":true,"airmass":4.33,"alt":13.12,"az":314.7,"t":"2041-12-20T00:40:00Z","terrain":0.53},{"above_terrain":true,"airmass":4.54,"alt":12.46,"az":315.4,"t":"2041-12-20T00:45:00Z","terrain":0.53},{"above_terrain":true,"airmass":4.78,"alt":11.81,"az":316.1,"t":"2041-12-20T00:50:00Z","terrain":0.47},{"above_terrain":true,"airmass":5.04,"alt":11.16,"az":316.8,"t":"2041-12-20T00:55:00Z","terrain":0.34},{"above_terrain":true,"airmass":5.33,"alt":10.53,"az":317.5,"t":"2041-12-20T01:00:00Z","terrain":0.31},{"above_terrain":true,"airmass":5.64,"alt":9.9,"az":318.2,"t":"2041-12-20T01:05:00Z","terrain":0.24},{"above_terrain":true,"airmass":5.99,"alt":9.28,"az":318.9,"t":"2041-12-20T01:10:00Z","terrain":-0.09},{"above_terrain":true,"airmass":6.37,"alt":8.67,"az":319.6,"t":"2041-12-20T01:15:00Z","terrain":-0.18},{"above_terrain":true,"airmass":6.81,"alt":8.07,"az":320.4,"t":"2041-12-20T01:20:00Z","terrain":-0.2},{"above_terrain":true,"airmass":7.29,"alt":7.47,"az":321.1,"t":"2041-12-20T01:25:00Z","terrain":-0.16},{"above_terrain":true,"airmass":7.84,"alt":6.89,"az":321.8,"t":"2041-12-20T01:30:00Z","terrain":0.14},{"above_terrain":true,"airmass":8.46,"alt":6.32,"az":322.6,"t":"2041-12-20T01:35:00Z","terrain":0.14},{"above_terrain":true,"airmass":9.17,"alt":5.75,"az":323.3,"t":"2041-12-20T01:40:00Z","terrain":-0.02},{"above_terrain":true,"airmass":9.98,"alt":5.2,"az":324.1,"t":"2041-12-20T01:45:00Z","terrain":-0.21},{"above_terrain":true,"airmass":10.92,"alt":4.65,"az":324.9,"t":"2041-12-20T01:50:00Z","terrain":-0.19},{"above_terrain":true,"airmass":12.02,"alt":4.12,"az":325.6,"t":"2041-12-20T01:55:00Z","terrain":-0.22},{"above_terrain":true,"airmass":13.32,"alt":3.6,"az":326.4,"t":"2041-12-20T02:00:00Z","terrain":-0.3},{"above_terrain":true,"airmass":14.86,"alt":3.09,"az":327.2,"t":"2041-12-20T02:05:00Z","terrain":-0.36},{"above_terrain":true,"airmass":16.7,"alt":2.58,"az":328.0,"t":"2041-12-20T02:10:00Z","terrain":-0.23},{"above_terrain":true,"airmass":18.94,"alt":2.09,"az":328.8,"t":"2041-12-20T02:15:00Z","terrain":-0.15},{"above_terrain":true,"airmass":21.68,"alt":1.61,"az":329.6,"t":"2041-12-20T02:20:00Z","terrain":-0.26},{"above_terrain":true,"airmass":25.07,"alt":1.15,"az":330.4,"t":"2041-12-20T02:25:00Z","terrain":-0.37},{"above_terrain":true,"airmass":29.26,"alt":0.69,"az":331.2,"t":"2041-12-20T02:30:00Z","terrain":-0.33},{"above_terrain":true,"airmass":34.47,"alt":0.25,"az":332.1,"t":"2041-12-20T02:35:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-0.19,"az":332.9,"t":"2041-12-20T02:40:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-0.61,"az":333.7,"t":"2041-12-20T02:45:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-1.01,"az":334.6,"t":"2041-12-20T02:50:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-1.41,"az":335.4,"t":"2041-12-20T02:55:00Z","terrain":-0.7},{"above_terrain":false,"airmass":null,"alt":-1.79,"az":336.3,"t":"2041-12-20T03:00:00Z","terrain":-0.8},{"above_terrain":false,"airmass":null,"alt":-2.16,"az":337.2,"t":"2041-12-20T03:05:00Z","terrain":-0.69},{"above_terrain":false,"airmass":null,"alt":-2.52,"az":338.0,"t":"2041-12-20T03:10:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-2.86,"az":338.9,"t":"2041-12-20T03:15:00Z","terrain":-0.72},{"above_terrain":false,"airmass":null,"alt":-3.19,"az":339.8,"t":"2041-12-20T03:20:00Z","terrain":-0.58},{"above_terrain":false,"airmass":null,"alt":-3.51,"az":340.7,"t":"2041-12-20T03:25:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-3.81,"az":341.6,"t":"2041-12-20T03:30:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-4.1,"az":342.5,"t":"2041-12-20T03:35:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-4.38,"az":343.4,"t":"2041-12-20T03:40:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-4.64,"az":344.3,"t":"2041-12-20T03:45:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-4.88,"az":345.2,"t":"2041-12-20T03:50:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-5.12,"az":346.1,"t":"2041-12-20T03:55:00Z","terrain":-0.54},{"above_terrain":false,"airmass":null,"alt":-5.33,"az":347.0,"t":"2041-12-20T04:00:00Z","terrain":-0.42},{"above_terrain":false,"airmass":null,"alt":-5.54,"az":347.9,"t":"2041-12-20T04:05:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-5.73,"az":348.8,"t":"2041-12-20T04:10:00Z","terrain":-0.02},{"above_terrain":false,"airmass":null,"alt":-5.9,"az":349.8,"t":"2041-12-20T04:15:00Z","terrain":0.11},{"above_terrain":false,"airmass":null,"alt":-6.06,"az":350.7,"t":"2041-12-20T04:20:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-6.2,"az":351.6,"t":"2041-12-20T04:25:00Z","terrain":0.22},{"above_terrain":false,"airmass":null,"alt":-6.33,"az":352.6,"t":"2041-12-20T04:30:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-6.44,"az":353.5,"t":"2041-12-20T04:35:00Z","terrain":0.56},{"above_terrain":false,"airmass":null,"alt":-6.54,"az":354.4,"t":"2041-12-20T04:40:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-6.62,"az":355.4,"t":"2041-12-20T04:45:00Z","terrain":0.67},{"above_terrain":false,"airmass":null,"alt":-6.69,"az":356.3,"t":"2041-12-20T04:50:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-6.74,"az":357.3,"t":"2041-12-20T04:55:00Z","terrain":0.71},{"above_terrain":false,"airmass":null,"alt":-6.78,"az":358.2,"t":"2041-12-20T05:00:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-6.8,"az":359.2,"t":"2041-12-20T05:05:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-6.81,"az":0.1,"t":"2041-12-20T05:10:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-6.8,"az":1.1,"t":"2041-12-20T05:15:00Z","terrain":0.36},{"above_terrain":false,"airmass":null,"alt":-6.77,"az":2.0,"t":"2041-12-20T05:20:00Z","terrain":0.12},{"above_terrain":false,"airmass":null,"alt":-6.73,"az":2.9,"t":"2041-12-20T05:25:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-6.68,"az":3.9,"t":"2041-12-20T05:30:00Z","terrain":-0.26},{"above_terrain":false,"airmass":null,"alt":-6.61,"az":4.8,"t":"2041-12-20T05:35:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-6.52,"az":5.8,"t":"2041-12-20T05:40:00Z","terrain":-0.55},{"above_terrain":false,"airmass":null,"alt":-6.42,"az":6.7,"t":"2041-12-20T05:45:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-6.3,"az":7.6,"t":"2041-12-20T05:50:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-6.17,"az":8.6,"t":"2041-12-20T05:55:00Z","terrain":-0.56},{"above_terrain":false,"airmass":null,"alt":-6.02,"az":9.5,"t":"2041-12-20T06:00:00Z","terrain":-0.63},{"above_terrain":false,"airmass":null,"alt":-5.86,"az":10.4,"t":"2041-12-20T06:05:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-5.68,"az":11.4,"t":"2041-12-20T06:10:00Z","terrain":-0.32},{"above_terrain":false,"airmass":null,"alt":-5.49,"az":12.3,"t":"2041-12-20T06:15:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-5.28,"az":13.2,"t":"2041-12-20T06:20:00Z","terrain":-0.04},{"above_terrain":false,"airmass":null,"alt":-5.06,"az":14.1,"t":"2041-12-20T06:25:00Z","terrain":0.13},{"above_terrain":false,"airmass":null,"alt":-4.83,"az":15.0,"t":"2041-12-20T06:30:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-4.58,"az":16.0,"t":"2041-12-20T06:35:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-4.31,"az":16.9,"t":"2041-12-20T06:40:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-4.03,"az":17.8,"t":"2041-12-20T06:45:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-3.74,"az":18.6,"t":"2041-12-20T06:50:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-3.44,"az":19.5,"t":"2041-12-20T06:55:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-3.12,"az":20.4,"t":"2041-12-20T07:00:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-2.78,"az":21.3,"t":"2041-12-20T07:05:00Z","terrain":0.78},{"above_terrain":false,"airmass":null,"alt":-2.44,"az":22.2,"t":"2041-12-20T07:10:00Z","terrain":1.02},{"above_terrain":false,"airmass":null,"alt":-2.08,"az":23.0,"t":"2041-12-20T07:15:00Z","terrain":1.15},{"above_terrain":false,"airmass":null,"alt":-1.7,"az":23.9,"t":"2041-12-20T07:20:00Z","terrain":0.94},{"above_terrain":false,"airmass":null,"alt":-1.32,"az":24.8,"t":"2041-12-20T07:25:00Z","terrain":1.15},{"above_terrain":false,"airmass":null,"alt":-0.92,"az":25.6,"t":"2041-12-20T07:30:00Z","terrain":1.29},{"above_terrain":false,"airmass":null,"alt":-0.51,"az":26.5,"t":"2041-12-20T07:35:00Z","terrain":1.31},{"above_terrain":false,"airmass":null,"alt":-0.09,"az":27.3,"t":"2041-12-20T07:40:00Z","terrain":1.25},{"above_terrain":false,"airmass":33.16,"alt":0.35,"az":28.1,"t":"2041-12-20T07:45:00Z","terrain":1.17},{"above_terrain":false,"airmass":28.2,"alt":0.8,"az":28.9,"t":"2041-12-20T07:50:00Z","terrain":1.01},{"above_terrain":true,"airmass":24.21,"alt":1.25,"az":29.8,"t":"2041-12-20T07:55:00Z","terrain":1.12},{"above_terrain":true,"airmass":20.99,"alt":1.73,"az":30.6,"t":"2041-12-20T08:00:00Z","terrain":1.24},{"above_terrain":true,"airmass":18.38,"alt":2.21,"az":31.4,"t":"2041-12-20T08:05:00Z","terrain":1.32},{"above_terrain":true,"airmass":16.24,"alt":2.7,"az":32.2,"t":"2041-12-20T08:10:00Z","terrain":1.27},{"above_terrain":true,"airmass":14.47,"alt":3.2,"az":33.0,"t":"2041-12-20T08:15:00Z","terrain":1.0},{"above_terrain":true,"airmass":13.0,"alt":3.72,"az":33.8,"t":"2041-12-20T08:20:00Z","terrain":0.56},{"above_terrain":true,"airmass":11.75,"alt":4.24,"az":34.5,"t":"2041-12-20T08:25:00Z","terrain":0.22},{"above_terrain":true,"airmass":10.69,"alt":4.78,"az":35.3,"t":"2041-12-20T08:30:00Z","terrain":0.04},{"above_terrain":true,"airmass":9.78,"alt":5.33,"az":36.1,"t":"2041-12-20T08:35:00Z","terrain":0.02},{"above_terrain":true,"airmass":8.99,"alt":5.88,"az":36.8,"t":"2041-12-20T08:40:00Z","terrain":-0.07},{"above_terrain":true,"airmass":8.31,"alt":6.45,"az":37.6,"t":"2041-12-20T08:45:00Z","terrain":-0.16},{"above_terrain":true,"airmass":7.7,"alt":7.03,"az":38.3,"t":"2041-12-20T08:50:00Z","terrain":-0.19},{"above_terrain":true,"airmass":7.17,"alt":7.61,"az":39.1,"t":"2041-12-20T08:55:00Z","terrain":-0.15},{"above_terrain":true,"airmass":6.7,"alt":8.21,"az":39.8,"t":"2041-12-20T09:00:00Z","terrain":-0.07},{"above_terrain":true,"airmass":6.28,"alt":8.81,"az":40.5,"t":"2041-12-20T09:05:00Z","terrain":-0.01},{"above_terrain":true,"airmass":5.9,"alt":9.42,"az":41.3,"t":"2041-12-20T09:10:00Z","terrain":0.05},{"above_terrain":true,"airmass":5.56,"alt":10.04,"az":42.0,"t":"2041-12-20T09:15:00Z","terrain":0.12},{"above_terrain":true,"airmass":5.26,"alt":10.67,"az":42.7,"t":"2041-12-20T09:20:00Z","terrain":0.21},{"above_terrain":true,"airmass":4.98,"alt":11.31,"az":43.4,"t":"2041-12-20T09:25:00Z","terrain":0.31},{"above_terrain":true,"airmass":4.72,"alt":11.96,"az":44.1,"t":"2041-12-20T09:30:00Z","terrain":0.42},{"above_terrain":true,"airmass":4.49,"alt":12.62,"az":44.8,"t":"2041-12-20T09:35:00Z","terrain":0.54},{"above_terrain":true,"airmass":4.28,"alt":13.28,"az":45.5,"t":"2041-12-20T09:40:00Z","terrain":0.62},{"above_terrain":true,"airmass":4.08,"alt":13.95,"az":46.1,"t":"2041-12-20T09:45:00Z","terrain":0.66},{"above_terrain":true,"airmass":3.9,"alt":14.63,"az":46.8,"t":"2041-12-20T09:50:00Z","terrain":0.62},{"above_terrain":true,"airmass":3.74,"alt":15.31,"az":47.5,"t":"2041-12-20T09:55:00Z","terrain":0.57},{"above_terrain":true,"airmass":3.58,"alt":16.01,"az":48.1,"t":"2041-12-20T10:00:00Z","terrain":0.52}],"transit":{"airmass":1.0,"alt":89.7,"az":126.8,"t":"2041-12-19T17:10:00Z"},"usable_hours":7.33,"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."]}