{"assessment":{"best_window":{"end":"2039-11-20T21:45Z","end_local":"23:45","hours":5.17,"label":"good","mean_quality":0.86,"start":"2039-11-20T16:35Z","start_local":"18:35"},"cost":{"altitude":6.49,"clouds":0.0,"darkness":1.33,"moon":0.25},"formula":"astronomy = 100 * min(1, sky_hours / reference_hours) * peak_sky; overall = astronomy * score_weather / 100 (null when the weather is unknown)","hard_limit":null,"headline":"Astronomically worth it \u2014 weather unknown","hourly":[{"alt":85,"cloud":null,"high":null,"iso":"2039-11-20T15:00Z","label":"unusable","low":null,"mid":null,"moon_alt":23,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"17:00","wind":null},{"alt":83,"cloud":null,"high":null,"iso":"2039-11-20T16:00Z","label":"poor","low":null,"mid":null,"moon_alt":20,"precip":null,"q":0.13,"rh":null,"sky":"nautical twilight","temp":null,"time":"18:00","wind":null},{"alt":72,"cloud":null,"high":null,"iso":"2039-11-20T17:00Z","label":"good","low":null,"mid":null,"moon_alt":15,"precip":null,"q":0.9,"rh":null,"sky":"night","temp":null,"time":"19:00","wind":null},{"alt":61,"cloud":null,"high":null,"iso":"2039-11-20T18:00Z","label":"good","low":null,"mid":null,"moon_alt":9,"precip":null,"q":0.91,"rh":null,"sky":"night","temp":null,"time":"20:00","wind":null},{"alt":51,"cloud":null,"high":null,"iso":"2039-11-20T19:00Z","label":"good","low":null,"mid":null,"moon_alt":0,"precip":null,"q":0.87,"rh":null,"sky":"night","temp":null,"time":"21:00","wind":null},{"alt":41,"cloud":null,"high":null,"iso":"2039-11-20T20:00Z","label":"good","low":null,"mid":null,"moon_alt":-9,"precip":null,"q":0.87,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":31,"cloud":null,"high":null,"iso":"2039-11-20T21:00Z","label":"good","low":null,"mid":null,"moon_alt":-19,"precip":null,"q":0.81,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":22,"cloud":null,"high":null,"iso":"2039-11-20T22:00Z","label":"marginal","low":null,"mid":null,"moon_alt":-29,"precip":null,"q":0.49,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":14,"cloud":null,"high":null,"iso":"2039-11-20T23:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-40,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":7,"cloud":null,"high":null,"iso":"2039-11-21T00:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-50,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":2,"cloud":null,"high":null,"iso":"2039-11-21T01:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-60,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":-2,"cloud":null,"high":null,"iso":"2039-11-21T02:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-68,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":-4,"cloud":null,"high":null,"iso":"2039-11-21T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-71,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":-3,"cloud":null,"high":null,"iso":"2039-11-21T04:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-68,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"06:00","wind":null},{"alt":-1,"cloud":null,"high":null,"iso":"2039-11-21T05:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-60,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"07:00","wind":null}],"peak_quality":0.93,"peak_sky":0.93,"quality_hours":5.05,"reasons":["the target being low or below 20\u00b0 cost 6.5 quality-hours","daylight and twilight cost 1.3 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":93,"score_weather":null,"sky_hours":5.05,"verdict":"unknown","verdict_astronomy":"good","weather_known":false,"windows":[{"end":"2039-11-20T15:30Z","end_local":"17:30","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2039-11-20T14:55Z","start_local":"16:55"},{"end":"2039-11-20T16:05Z","end_local":"18:05","hours":0.58,"label":"poor","mean_quality":0.13,"start":"2039-11-20T15:30Z","start_local":"17:30"},{"end":"2039-11-20T16:35Z","end_local":"18:35","hours":0.5,"label":"marginal","mean_quality":0.45,"start":"2039-11-20T16:05Z","start_local":"18:05"},{"end":"2039-11-20T21:45Z","end_local":"23:45","hours":5.17,"label":"good","mean_quality":0.86,"start":"2039-11-20T16:35Z","start_local":"18:35"},{"end":"2039-11-20T22:20Z","end_local":"00:20","hours":0.58,"label":"marginal","mean_quality":0.49,"start":"2039-11-20T21:45Z","start_local":"23:45"},{"end":"2039-11-21T05:20Z","end_local":"07:20","hours":7.0,"label":"unusable","mean_quality":0.0,"start":"2039-11-20T22:20Z","start_local":"00:20"}]},"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":"2039-11-20T16:34:08Z","dark_hours":11.09,"dark_to":"2039-11-21T03:39:34Z","moon":{"illumination":0.287,"phase":"waxing crescent","waxing":true},"moon_free_dark_hours":8.62,"moonrise":"2039-11-20T10:00:53Z","moonset":"2039-11-20T19:01:03Z","sunrise":"2039-11-21T05:16:53Z","sunset":"2039-11-20T14:57:01Z","twilight":{"astronomical":{"end":"2039-11-20T16:34:08Z","start":"2039-11-21T03:39:34Z"},"civil":{"end":"2039-11-20T15:27:13Z","start":"2039-11-21T04:46:37Z"},"nautical":{"end":"2039-11-20T16:01:07Z","start":"2039-11-21T04:12:39Z"}},"window_end":"2039-11-21T10:00:00Z","window_start":"2039-11-20T10:00:00Z"},"night_date":"2039-11-20","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.03,"alt":76.6,"t":"2039-11-20T16:35:00Z"},"dec":44.33,"dec_of_date":44.4867,"dec_str":"+44\u00b0 19' 48.0\"","good_hours":4.58,"limit_rise":"2039-11-21T08:26:32Z","limit_set":"2039-11-20T22:15:57Z","max_az_rate_deg_per_min":3.63,"moon_separation":68.2,"never_rises":false,"ra":314.69583333,"ra_of_date":315.0528,"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":"4.6 dark hours above 30\u00b0 \u2014 a proper target for this night.","terrain":{"available":true,"behind_at":"2039-11-21T01:33:10Z","blocked_dark_hours":0,"clears_at":"2039-11-21T05:32:32Z","rise_az":57.5},"track":[{"above_terrain":true,"airmass":1.82,"alt":33.31,"az":57.5,"t":"2039-11-20T10:00:00Z","terrain":1.16},{"above_terrain":true,"airmass":1.78,"alt":34.1,"az":58.0,"t":"2039-11-20T10:05:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.74,"alt":34.9,"az":58.5,"t":"2039-11-20T10:10:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.71,"alt":35.7,"az":59.0,"t":"2039-11-20T10:15:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.68,"alt":36.5,"az":59.5,"t":"2039-11-20T10:20:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.65,"alt":37.31,"az":59.9,"t":"2039-11-20T10:25:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.62,"alt":38.12,"az":60.4,"t":"2039-11-20T10:30:00Z","terrain":1.14},{"above_terrain":true,"airmass":1.59,"alt":38.94,"az":60.9,"t":"2039-11-20T10:35:00Z","terrain":1.1},{"above_terrain":true,"airmass":1.56,"alt":39.76,"az":61.3,"t":"2039-11-20T10:40:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.53,"alt":40.58,"az":61.8,"t":"2039-11-20T10:45:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.51,"alt":41.41,"az":62.2,"t":"2039-11-20T10:50:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.49,"alt":42.24,"az":62.7,"t":"2039-11-20T10:55:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.46,"alt":43.07,"az":63.1,"t":"2039-11-20T11:00:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.44,"alt":43.91,"az":63.6,"t":"2039-11-20T11:05:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.42,"alt":44.75,"az":64.0,"t":"2039-11-20T11:10:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.4,"alt":45.59,"az":64.4,"t":"2039-11-20T11:15:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.38,"alt":46.44,"az":64.8,"t":"2039-11-20T11:20:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.36,"alt":47.28,"az":65.3,"t":"2039-11-20T11:25:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.34,"alt":48.14,"az":65.7,"t":"2039-11-20T11:30:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.32,"alt":48.99,"az":66.1,"t":"2039-11-20T11:35:00Z","terrain":0.84},{"above_terrain":true,"airmass":1.31,"alt":49.85,"az":66.5,"t":"2039-11-20T11:40:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.29,"alt":50.71,"az":66.8,"t":"2039-11-20T11:45:00Z","terrain":0.91},{"above_terrain":true,"airmass":1.28,"alt":51.57,"az":67.2,"t":"2039-11-20T11:50:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.26,"alt":52.43,"az":67.6,"t":"2039-11-20T11:55:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.25,"alt":53.3,"az":68.0,"t":"2039-11-20T12:00:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.23,"alt":54.17,"az":68.3,"t":"2039-11-20T12:05:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.22,"alt":55.04,"az":68.7,"t":"2039-11-20T12:10:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.21,"alt":55.91,"az":69.0,"t":"2039-11-20T12:15:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.19,"alt":56.79,"az":69.3,"t":"2039-11-20T12:20:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.18,"alt":57.66,"az":69.7,"t":"2039-11-20T12:25:00Z","terrain":1.16},{"above_terrain":true,"airmass":1.17,"alt":58.54,"az":70.0,"t":"2039-11-20T12:30:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.16,"alt":59.42,"az":70.3,"t":"2039-11-20T12:35:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.15,"alt":60.3,"az":70.6,"t":"2039-11-20T12:40:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.14,"alt":61.19,"az":70.9,"t":"2039-11-20T12:45:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.13,"alt":62.07,"az":71.1,"t":"2039-11-20T12:50:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.12,"alt":62.96,"az":71.4,"t":"2039-11-20T12:55:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.11,"alt":63.85,"az":71.6,"t":"2039-11-20T13:00:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.11,"alt":64.73,"az":71.9,"t":"2039-11-20T13:05:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.1,"alt":65.62,"az":72.1,"t":"2039-11-20T13:10:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.09,"alt":66.52,"az":72.3,"t":"2039-11-20T13:15:00Z","terrain":1.15},{"above_terrain":true,"airmass":1.08,"alt":67.41,"az":72.4,"t":"2039-11-20T13:20:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.08,"alt":68.3,"az":72.6,"t":"2039-11-20T13:25:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.07,"alt":69.19,"az":72.7,"t":"2039-11-20T13:30:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.06,"alt":70.09,"az":72.8,"t":"2039-11-20T13:35:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.06,"alt":70.98,"az":72.8,"t":"2039-11-20T13:40:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.05,"alt":71.88,"az":72.8,"t":"2039-11-20T13:45:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.05,"alt":72.77,"az":72.8,"t":"2039-11-20T13:50:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.04,"alt":73.66,"az":72.7,"t":"2039-11-20T13:55:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.04,"alt":74.56,"az":72.6,"t":"2039-11-20T14:00:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.03,"alt":75.45,"az":72.3,"t":"2039-11-20T14:05:00Z","terrain":1.13},{"above_terrain":true,"airmass":1.03,"alt":76.34,"az":72.0,"t":"2039-11-20T14:10:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.02,"alt":77.23,"az":71.6,"t":"2039-11-20T14:15:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.02,"alt":78.12,"az":71.1,"t":"2039-11-20T14:20:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.02,"alt":79.0,"az":70.4,"t":"2039-11-20T14:25:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.02,"alt":79.88,"az":69.5,"t":"2039-11-20T14:30:00Z","terrain":1.13},{"above_terrain":true,"airmass":1.01,"alt":80.75,"az":68.4,"t":"2039-11-20T14:35:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.01,"alt":81.62,"az":66.9,"t":"2039-11-20T14:40:00Z","terrain":0.92},{"above_terrain":true,"airmass":1.01,"alt":82.47,"az":65.0,"t":"2039-11-20T14:45:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.01,"alt":83.31,"az":62.5,"t":"2039-11-20T14:50:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.0,"alt":84.13,"az":59.2,"t":"2039-11-20T14:55:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.0,"alt":84.92,"az":54.7,"t":"2039-11-20T15:00:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.0,"alt":85.65,"az":48.5,"t":"2039-11-20T15:05:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.0,"alt":86.31,"az":39.8,"t":"2039-11-20T15:10:00Z","terrain":-0.08},{"above_terrain":true,"airmass":1.0,"alt":86.83,"az":27.6,"t":"2039-11-20T15:15:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.0,"alt":87.15,"az":11.6,"t":"2039-11-20T15:20:00Z","terrain":-0.26},{"above_terrain":true,"airmass":1.0,"alt":87.19,"az":353.5,"t":"2039-11-20T15:25:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.0,"alt":86.94,"az":336.6,"t":"2039-11-20T15:30:00Z","terrain":-0.77},{"above_terrain":true,"airmass":1.0,"alt":86.47,"az":323.3,"t":"2039-11-20T15:35:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.0,"alt":85.85,"az":313.7,"t":"2039-11-20T15:40:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.0,"alt":85.13,"az":306.9,"t":"2039-11-20T15:45:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.0,"alt":84.36,"az":301.9,"t":"2039-11-20T15:50:00Z","terrain":0.1},{"above_terrain":true,"airmass":1.01,"alt":83.55,"az":298.3,"t":"2039-11-20T15:55:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.01,"alt":82.71,"az":295.6,"t":"2039-11-20T16:00:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.01,"alt":81.86,"az":293.6,"t":"2039-11-20T16:05:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.01,"alt":81.0,"az":292.0,"t":"2039-11-20T16:10:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.01,"alt":80.13,"az":290.8,"t":"2039-11-20T16:15:00Z","terrain":0.45},{"above_terrain":true,"airmass":1.02,"alt":79.25,"az":289.8,"t":"2039-11-20T16:20:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.02,"alt":78.37,"az":289.1,"t":"2039-11-20T16:25:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.02,"alt":77.48,"az":288.5,"t":"2039-11-20T16:30:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.03,"alt":76.59,"az":288.1,"t":"2039-11-20T16:35:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.03,"alt":75.7,"az":287.7,"t":"2039-11-20T16:40:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.04,"alt":74.81,"az":287.5,"t":"2039-11-20T16:45:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.04,"alt":73.92,"az":287.3,"t":"2039-11-20T16:50:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.05,"alt":73.02,"az":287.2,"t":"2039-11-20T16:55:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.05,"alt":72.13,"az":287.2,"t":"2039-11-20T17:00:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.06,"alt":71.24,"az":287.2,"t":"2039-11-20T17:05:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.06,"alt":70.34,"az":287.2,"t":"2039-11-20T17:10:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.07,"alt":69.45,"az":287.3,"t":"2039-11-20T17:15:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.07,"alt":68.55,"az":287.4,"t":"2039-11-20T17:20:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.08,"alt":67.66,"az":287.5,"t":"2039-11-20T17:25:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.09,"alt":66.77,"az":287.7,"t":"2039-11-20T17:30:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.1,"alt":65.88,"az":287.9,"t":"2039-11-20T17:35:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.1,"alt":64.99,"az":288.1,"t":"2039-11-20T17:40:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.11,"alt":64.1,"az":288.3,"t":"2039-11-20T17:45:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.12,"alt":63.21,"az":288.5,"t":"2039-11-20T17:50:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.13,"alt":62.32,"az":288.8,"t":"2039-11-20T17:55:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.14,"alt":61.44,"az":289.1,"t":"2039-11-20T18:00:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.15,"alt":60.55,"az":289.3,"t":"2039-11-20T18:05:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.16,"alt":59.67,"az":289.6,"t":"2039-11-20T18:10:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.17,"alt":58.79,"az":289.9,"t":"2039-11-20T18:15:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.18,"alt":57.91,"az":290.2,"t":"2039-11-20T18:20:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.19,"alt":57.04,"az":290.6,"t":"2039-11-20T18:25:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.2,"alt":56.16,"az":290.9,"t":"2039-11-20T18:30:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.22,"alt":55.29,"az":291.2,"t":"2039-11-20T18:35:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.23,"alt":54.42,"az":291.6,"t":"2039-11-20T18:40:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.24,"alt":53.55,"az":291.9,"t":"2039-11-20T18:45:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.26,"alt":52.68,"az":292.3,"t":"2039-11-20T18:50:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.27,"alt":51.81,"az":292.7,"t":"2039-11-20T18:55:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.29,"alt":50.95,"az":293.1,"t":"2039-11-20T19:00:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.3,"alt":50.09,"az":293.4,"t":"2039-11-20T19:05:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.32,"alt":49.23,"az":293.8,"t":"2039-11-20T19:10:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.34,"alt":48.38,"az":294.2,"t":"2039-11-20T19:15:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.35,"alt":47.53,"az":294.6,"t":"2039-11-20T19:20:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.37,"alt":46.68,"az":295.0,"t":"2039-11-20T19:25:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.39,"alt":45.83,"az":295.5,"t":"2039-11-20T19:30:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.41,"alt":44.99,"az":295.9,"t":"2039-11-20T19:35:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.43,"alt":44.15,"az":296.3,"t":"2039-11-20T19:40:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.46,"alt":43.31,"az":296.7,"t":"2039-11-20T19:45:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.48,"alt":42.48,"az":297.2,"t":"2039-11-20T19:50:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.5,"alt":41.64,"az":297.6,"t":"2039-11-20T19:55:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.53,"alt":40.82,"az":298.1,"t":"2039-11-20T20:00:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.55,"alt":39.99,"az":298.5,"t":"2039-11-20T20:05:00Z","terrain":0.15},{"above_terrain":true,"airmass":1.58,"alt":39.17,"az":299.0,"t":"2039-11-20T20:10:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.61,"alt":38.36,"az":299.5,"t":"2039-11-20T20:15:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.64,"alt":37.54,"az":299.9,"t":"2039-11-20T20:20:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.67,"alt":36.73,"az":300.4,"t":"2039-11-20T20:25:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.7,"alt":35.93,"az":300.9,"t":"2039-11-20T20:30:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.73,"alt":35.13,"az":301.4,"t":"2039-11-20T20:35:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.77,"alt":34.33,"az":301.9,"t":"2039-11-20T20:40:00Z","terrain":0.11},{"above_terrain":true,"airmass":1.81,"alt":33.54,"az":302.4,"t":"2039-11-20T20:45:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.84,"alt":32.75,"az":302.9,"t":"2039-11-20T20:50:00Z","terrain":-0.19},{"above_terrain":true,"airmass":1.88,"alt":31.97,"az":303.4,"t":"2039-11-20T20:55:00Z","terrain":-0.18},{"above_terrain":true,"airmass":1.93,"alt":31.19,"az":303.9,"t":"2039-11-20T21:00:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.97,"alt":30.41,"az":304.4,"t":"2039-11-20T21:05:00Z","terrain":-0.18},{"above_terrain":true,"airmass":2.02,"alt":29.64,"az":304.9,"t":"2039-11-20T21:10:00Z","terrain":-0.28},{"above_terrain":true,"airmass":2.06,"alt":28.88,"az":305.5,"t":"2039-11-20T21:15:00Z","terrain":-0.23},{"above_terrain":true,"airmass":2.11,"alt":28.12,"az":306.0,"t":"2039-11-20T21:20:00Z","terrain":-0.16},{"above_terrain":true,"airmass":2.17,"alt":27.36,"az":306.6,"t":"2039-11-20T21:25:00Z","terrain":0.03},{"above_terrain":true,"airmass":2.22,"alt":26.61,"az":307.1,"t":"2039-11-20T21:30:00Z","terrain":0.2},{"above_terrain":true,"airmass":2.28,"alt":25.87,"az":307.7,"t":"2039-11-20T21:35:00Z","terrain":0.27},{"above_terrain":true,"airmass":2.34,"alt":25.13,"az":308.2,"t":"2039-11-20T21:40:00Z","terrain":0.29},{"above_terrain":true,"airmass":2.41,"alt":24.4,"az":308.8,"t":"2039-11-20T21:45:00Z","terrain":0.2},{"above_terrain":true,"airmass":2.48,"alt":23.67,"az":309.4,"t":"2039-11-20T21:50:00Z","terrain":0.19},{"above_terrain":true,"airmass":2.55,"alt":22.95,"az":309.9,"t":"2039-11-20T21:55:00Z","terrain":0.22},{"above_terrain":true,"airmass":2.63,"alt":22.24,"az":310.5,"t":"2039-11-20T22:00:00Z","terrain":0.29},{"above_terrain":true,"airmass":2.71,"alt":21.53,"az":311.1,"t":"2039-11-20T22:05:00Z","terrain":0.34},{"above_terrain":true,"airmass":2.79,"alt":20.83,"az":311.7,"t":"2039-11-20T22:10:00Z","terrain":0.21},{"above_terrain":true,"airmass":2.89,"alt":20.13,"az":312.3,"t":"2039-11-20T22:15:00Z","terrain":0.18},{"above_terrain":true,"airmass":2.98,"alt":19.44,"az":312.9,"t":"2039-11-20T22:20:00Z","terrain":0.26},{"above_terrain":true,"airmass":3.08,"alt":18.76,"az":313.5,"t":"2039-11-20T22:25:00Z","terrain":0.37},{"above_terrain":true,"airmass":3.19,"alt":18.09,"az":314.1,"t":"2039-11-20T22:30:00Z","terrain":0.48},{"above_terrain":true,"airmass":3.31,"alt":17.42,"az":314.8,"t":"2039-11-20T22:35:00Z","terrain":0.54},{"above_terrain":true,"airmass":3.43,"alt":16.76,"az":315.4,"t":"2039-11-20T22:40:00Z","terrain":0.53},{"above_terrain":true,"airmass":3.56,"alt":16.1,"az":316.0,"t":"2039-11-20T22:45:00Z","terrain":0.48},{"above_terrain":true,"airmass":3.71,"alt":15.46,"az":316.7,"t":"2039-11-20T22:50:00Z","terrain":0.36},{"above_terrain":true,"airmass":3.86,"alt":14.82,"az":317.3,"t":"2039-11-20T22:55:00Z","terrain":0.31},{"above_terrain":true,"airmass":4.02,"alt":14.19,"az":318.0,"t":"2039-11-20T23:00:00Z","terrain":0.33},{"above_terrain":true,"airmass":4.19,"alt":13.56,"az":318.6,"t":"2039-11-20T23:05:00Z","terrain":0.03},{"above_terrain":true,"airmass":4.38,"alt":12.95,"az":319.3,"t":"2039-11-20T23:10:00Z","terrain":-0.16},{"above_terrain":true,"airmass":4.59,"alt":12.34,"az":320.0,"t":"2039-11-20T23:15:00Z","terrain":-0.2},{"above_terrain":true,"airmass":4.81,"alt":11.75,"az":320.6,"t":"2039-11-20T23:20:00Z","terrain":-0.2},{"above_terrain":true,"airmass":5.04,"alt":11.16,"az":321.3,"t":"2039-11-20T23:25:00Z","terrain":-0.06},{"above_terrain":true,"airmass":5.3,"alt":10.58,"az":322.0,"t":"2039-11-20T23:30:00Z","terrain":0.21},{"above_terrain":true,"airmass":5.58,"alt":10.01,"az":322.7,"t":"2039-11-20T23:35:00Z","terrain":0.12},{"above_terrain":true,"airmass":5.89,"alt":9.44,"az":323.4,"t":"2039-11-20T23:40:00Z","terrain":-0.05},{"above_terrain":true,"airmass":6.23,"alt":8.89,"az":324.1,"t":"2039-11-20T23:45:00Z","terrain":-0.21},{"above_terrain":true,"airmass":6.6,"alt":8.35,"az":324.9,"t":"2039-11-20T23:50:00Z","terrain":-0.19},{"above_terrain":true,"airmass":7.0,"alt":7.81,"az":325.6,"t":"2039-11-20T23:55:00Z","terrain":-0.22},{"above_terrain":true,"airmass":7.45,"alt":7.29,"az":326.3,"t":"2039-11-21T00:00:00Z","terrain":-0.29},{"above_terrain":true,"airmass":7.95,"alt":6.78,"az":327.1,"t":"2039-11-21T00:05:00Z","terrain":-0.38},{"above_terrain":true,"airmass":8.51,"alt":6.27,"az":327.8,"t":"2039-11-21T00:10:00Z","terrain":-0.26},{"above_terrain":true,"airmass":9.13,"alt":5.78,"az":328.5,"t":"2039-11-21T00:15:00Z","terrain":-0.18},{"above_terrain":true,"airmass":9.83,"alt":5.29,"az":329.3,"t":"2039-11-21T00:20:00Z","terrain":-0.2},{"above_terrain":true,"airmass":10.61,"alt":4.82,"az":330.1,"t":"2039-11-21T00:25:00Z","terrain":-0.35},{"above_terrain":true,"airmass":11.5,"alt":4.36,"az":330.8,"t":"2039-11-21T00:30:00Z","terrain":-0.38},{"above_terrain":true,"airmass":12.52,"alt":3.91,"az":331.6,"t":"2039-11-21T00:35:00Z","terrain":-0.24},{"above_terrain":true,"airmass":13.67,"alt":3.47,"az":332.4,"t":"2039-11-21T00:40:00Z","terrain":-0.13},{"above_terrain":true,"airmass":15.0,"alt":3.04,"az":333.2,"t":"2039-11-21T00:45:00Z","terrain":-0.14},{"above_terrain":true,"airmass":16.54,"alt":2.63,"az":334.0,"t":"2039-11-21T00:50:00Z","terrain":-0.23},{"above_terrain":true,"airmass":18.31,"alt":2.22,"az":334.8,"t":"2039-11-21T00:55:00Z","terrain":-0.51},{"above_terrain":true,"airmass":20.39,"alt":1.83,"az":335.6,"t":"2039-11-21T01:00:00Z","terrain":-0.73},{"above_terrain":true,"airmass":22.81,"alt":1.45,"az":336.4,"t":"2039-11-21T01:05:00Z","terrain":-0.79},{"above_terrain":true,"airmass":25.64,"alt":1.08,"az":337.2,"t":"2039-11-21T01:10:00Z","terrain":-0.68},{"above_terrain":true,"airmass":28.95,"alt":0.72,"az":338.0,"t":"2039-11-21T01:15:00Z","terrain":-0.47},{"above_terrain":true,"airmass":32.8,"alt":0.38,"az":338.8,"t":"2039-11-21T01:20:00Z","terrain":-0.71},{"above_terrain":true,"airmass":37.24,"alt":0.05,"az":339.7,"t":"2039-11-21T01:25:00Z","terrain":-0.6},{"above_terrain":true,"airmass":null,"alt":-0.27,"az":340.5,"t":"2039-11-21T01:30:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-0.58,"az":341.3,"t":"2039-11-21T01:35:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-0.87,"az":342.2,"t":"2039-11-21T01:40:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-1.15,"az":343.0,"t":"2039-11-21T01:45:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-1.42,"az":343.9,"t":"2039-11-21T01:50:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-1.67,"az":344.8,"t":"2039-11-21T01:55:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-1.91,"az":345.6,"t":"2039-11-21T02:00:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-2.14,"az":346.5,"t":"2039-11-21T02:05:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-2.35,"az":347.4,"t":"2039-11-21T02:10:00Z","terrain":-0.32},{"above_terrain":false,"airmass":null,"alt":-2.55,"az":348.2,"t":"2039-11-21T02:15:00Z","terrain":-0.11},{"above_terrain":false,"airmass":null,"alt":-2.73,"az":349.1,"t":"2039-11-21T02:20:00Z","terrain":0.01},{"above_terrain":false,"airmass":null,"alt":-2.9,"az":350.0,"t":"2039-11-21T02:25:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-3.05,"az":350.9,"t":"2039-11-21T02:30:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-3.2,"az":351.7,"t":"2039-11-21T02:35:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-3.32,"az":352.6,"t":"2039-11-21T02:40:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-3.44,"az":353.5,"t":"2039-11-21T02:45:00Z","terrain":0.56},{"above_terrain":false,"airmass":null,"alt":-3.53,"az":354.4,"t":"2039-11-21T02:50:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.62,"az":355.3,"t":"2039-11-21T02:55:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-3.69,"az":356.2,"t":"2039-11-21T03:00:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-3.74,"az":357.1,"t":"2039-11-21T03:05:00Z","terrain":0.74},{"above_terrain":false,"airmass":null,"alt":-3.78,"az":358.0,"t":"2039-11-21T03:10:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.81,"az":358.9,"t":"2039-11-21T03:15:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.82,"az":359.8,"t":"2039-11-21T03:20:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-3.82,"az":0.7,"t":"2039-11-21T03:25:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-3.8,"az":1.6,"t":"2039-11-21T03:30:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-3.76,"az":2.5,"t":"2039-11-21T03:35:00Z","terrain":0.0},{"above_terrain":false,"airmass":null,"alt":-3.72,"az":3.4,"t":"2039-11-21T03:40:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-3.66,"az":4.3,"t":"2039-11-21T03:45:00Z","terrain":-0.32},{"above_terrain":false,"airmass":null,"alt":-3.58,"az":5.1,"t":"2039-11-21T03:50:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-3.49,"az":6.0,"t":"2039-11-21T03:55:00Z","terrain":-0.58},{"above_terrain":false,"airmass":null,"alt":-3.38,"az":6.9,"t":"2039-11-21T04:00:00Z","terrain":-0.42},{"above_terrain":false,"airmass":null,"alt":-3.26,"az":7.8,"t":"2039-11-21T04:05:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-3.13,"az":8.7,"t":"2039-11-21T04:10:00Z","terrain":-0.58},{"above_terrain":false,"airmass":null,"alt":-2.98,"az":9.6,"t":"2039-11-21T04:15:00Z","terrain":-0.63},{"above_terrain":false,"airmass":null,"alt":-2.82,"az":10.5,"t":"2039-11-21T04:20:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-2.64,"az":11.3,"t":"2039-11-21T04:25:00Z","terrain":-0.33},{"above_terrain":false,"airmass":null,"alt":-2.45,"az":12.2,"t":"2039-11-21T04:30:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-2.24,"az":13.1,"t":"2039-11-21T04:35:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-2.02,"az":14.0,"t":"2039-11-21T04:40:00Z","terrain":0.08},{"above_terrain":false,"airmass":null,"alt":-1.79,"az":14.8,"t":"2039-11-21T04:45:00Z","terrain":0.35},{"above_terrain":false,"airmass":null,"alt":-1.55,"az":15.7,"t":"2039-11-21T04:50:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-1.29,"az":16.5,"t":"2039-11-21T04:55:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-1.01,"az":17.4,"t":"2039-11-21T05:00:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-0.73,"az":18.2,"t":"2039-11-21T05:05:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-0.43,"az":19.1,"t":"2039-11-21T05:10:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-0.11,"az":19.9,"t":"2039-11-21T05:15:00Z","terrain":0.67},{"above_terrain":false,"airmass":34.94,"alt":0.21,"az":20.7,"t":"2039-11-21T05:20:00Z","terrain":0.68},{"above_terrain":false,"airmass":30.8,"alt":0.55,"az":21.6,"t":"2039-11-21T05:25:00Z","terrain":0.86},{"above_terrain":false,"airmass":27.22,"alt":0.9,"az":22.4,"t":"2039-11-21T05:30:00Z","terrain":1.06},{"above_terrain":true,"airmass":24.16,"alt":1.26,"az":23.2,"t":"2039-11-21T05:35:00Z","terrain":1.11},{"above_terrain":true,"airmass":21.55,"alt":1.64,"az":24.0,"t":"2039-11-21T05:40:00Z","terrain":0.93},{"above_terrain":true,"airmass":19.31,"alt":2.02,"az":24.8,"t":"2039-11-21T05:45:00Z","terrain":1.17},{"above_terrain":true,"airmass":17.39,"alt":2.42,"az":25.6,"t":"2039-11-21T05:50:00Z","terrain":1.3},{"above_terrain":true,"airmass":15.74,"alt":2.83,"az":26.4,"t":"2039-11-21T05:55:00Z","terrain":1.31},{"above_terrain":true,"airmass":14.31,"alt":3.26,"az":27.2,"t":"2039-11-21T06:00:00Z","terrain":1.26},{"above_terrain":true,"airmass":13.07,"alt":3.69,"az":28.0,"t":"2039-11-21T06:05:00Z","terrain":1.19},{"above_terrain":true,"airmass":11.99,"alt":4.13,"az":28.8,"t":"2039-11-21T06:10:00Z","terrain":1.04},{"above_terrain":true,"airmass":11.04,"alt":4.59,"az":29.5,"t":"2039-11-21T06:15:00Z","terrain":1.08},{"above_terrain":true,"airmass":10.21,"alt":5.06,"az":30.3,"t":"2039-11-21T06:20:00Z","terrain":1.2},{"above_terrain":true,"airmass":9.47,"alt":5.54,"az":31.1,"t":"2039-11-21T06:25:00Z","terrain":1.31},{"above_terrain":true,"airmass":8.81,"alt":6.02,"az":31.8,"t":"2039-11-21T06:30:00Z","terrain":1.33},{"above_terrain":true,"airmass":8.22,"alt":6.52,"az":32.6,"t":"2039-11-21T06:35:00Z","terrain":1.13},{"above_terrain":true,"airmass":7.7,"alt":7.03,"az":33.3,"t":"2039-11-21T06:40:00Z","terrain":0.81},{"above_terrain":true,"airmass":7.22,"alt":7.55,"az":34.0,"t":"2039-11-21T06:45:00Z","terrain":0.41},{"above_terrain":true,"airmass":6.8,"alt":8.08,"az":34.8,"t":"2039-11-21T06:50:00Z","terrain":0.14},{"above_terrain":true,"airmass":6.41,"alt":8.62,"az":35.5,"t":"2039-11-21T06:55:00Z","terrain":0.04},{"above_terrain":true,"airmass":6.05,"alt":9.17,"az":36.2,"t":"2039-11-21T07:00:00Z","terrain":0.0},{"above_terrain":true,"airmass":5.73,"alt":9.72,"az":36.9,"t":"2039-11-21T07:05:00Z","terrain":-0.08},{"above_terrain":true,"airmass":5.44,"alt":10.29,"az":37.6,"t":"2039-11-21T07:10:00Z","terrain":-0.16},{"above_terrain":true,"airmass":5.17,"alt":10.87,"az":38.3,"t":"2039-11-21T07:15:00Z","terrain":-0.19},{"above_terrain":true,"airmass":4.92,"alt":11.45,"az":39.0,"t":"2039-11-21T07:20:00Z","terrain":-0.16},{"above_terrain":true,"airmass":4.69,"alt":12.04,"az":39.7,"t":"2039-11-21T07:25:00Z","terrain":-0.08},{"above_terrain":true,"airmass":4.48,"alt":12.65,"az":40.4,"t":"2039-11-21T07:30:00Z","terrain":-0.02},{"above_terrain":true,"airmass":4.29,"alt":13.26,"az":41.0,"t":"2039-11-21T07:35:00Z","terrain":0.02},{"above_terrain":true,"airmass":4.11,"alt":13.88,"az":41.7,"t":"2039-11-21T07:40:00Z","terrain":0.09},{"above_terrain":true,"airmass":3.94,"alt":14.5,"az":42.4,"t":"2039-11-21T07:45:00Z","terrain":0.17},{"above_terrain":true,"airmass":3.78,"alt":15.14,"az":43.0,"t":"2039-11-21T07:50:00Z","terrain":0.25},{"above_terrain":true,"airmass":3.63,"alt":15.78,"az":43.7,"t":"2039-11-21T07:55:00Z","terrain":0.36},{"above_terrain":true,"airmass":3.5,"alt":16.43,"az":44.3,"t":"2039-11-21T08:00:00Z","terrain":0.46},{"above_terrain":true,"airmass":3.37,"alt":17.09,"az":44.9,"t":"2039-11-21T08:05:00Z","terrain":0.57},{"above_terrain":true,"airmass":3.25,"alt":17.75,"az":45.6,"t":"2039-11-21T08:10:00Z","terrain":0.63},{"above_terrain":true,"airmass":3.14,"alt":18.42,"az":46.2,"t":"2039-11-21T08:15:00Z","terrain":0.66},{"above_terrain":true,"airmass":3.03,"alt":19.1,"az":46.8,"t":"2039-11-21T08:20:00Z","terrain":0.62},{"above_terrain":true,"airmass":2.93,"alt":19.79,"az":47.4,"t":"2039-11-21T08:25:00Z","terrain":0.58},{"above_terrain":true,"airmass":2.84,"alt":20.48,"az":48.0,"t":"2039-11-21T08:30:00Z","terrain":0.53},{"above_terrain":true,"airmass":2.75,"alt":21.18,"az":48.6,"t":"2039-11-21T08:35:00Z","terrain":0.46},{"above_terrain":true,"airmass":2.67,"alt":21.88,"az":49.2,"t":"2039-11-21T08:40:00Z","terrain":0.41},{"above_terrain":true,"airmass":2.59,"alt":22.6,"az":49.8,"t":"2039-11-21T08:45:00Z","terrain":0.4},{"above_terrain":true,"airmass":2.51,"alt":23.31,"az":50.4,"t":"2039-11-21T08:50:00Z","terrain":0.45},{"above_terrain":true,"airmass":2.44,"alt":24.04,"az":50.9,"t":"2039-11-21T08:55:00Z","terrain":0.52},{"above_terrain":true,"airmass":2.38,"alt":24.77,"az":51.5,"t":"2039-11-21T09:00:00Z","terrain":0.58},{"above_terrain":true,"airmass":2.31,"alt":25.5,"az":52.1,"t":"2039-11-21T09:05:00Z","terrain":0.64},{"above_terrain":true,"airmass":2.25,"alt":26.24,"az":52.6,"t":"2039-11-21T09:10:00Z","terrain":0.76},{"above_terrain":true,"airmass":2.2,"alt":26.99,"az":53.2,"t":"2039-11-21T09:15:00Z","terrain":0.87},{"above_terrain":true,"airmass":2.14,"alt":27.74,"az":53.7,"t":"2039-11-21T09:20:00Z","terrain":0.95},{"above_terrain":true,"airmass":2.09,"alt":28.5,"az":54.3,"t":"2039-11-21T09:25:00Z","terrain":1.02},{"above_terrain":true,"airmass":2.04,"alt":29.26,"az":54.8,"t":"2039-11-21T09:30:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.99,"alt":30.03,"az":55.3,"t":"2039-11-21T09:35:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.95,"alt":30.8,"az":55.8,"t":"2039-11-21T09:40:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.9,"alt":31.58,"az":56.4,"t":"2039-11-21T09:45:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.86,"alt":32.36,"az":56.9,"t":"2039-11-21T09:50:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.82,"alt":33.14,"az":57.4,"t":"2039-11-21T09:55:00Z","terrain":1.14},{"above_terrain":true,"airmass":1.79,"alt":33.93,"az":57.9,"t":"2039-11-21T10:00:00Z","terrain":1.23}],"transit":{"airmass":1.0,"alt":87.2,"az":353.5,"t":"2039-11-20T15:25:00Z"},"usable_hours":5.75,"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."]}