{"assessment":{"best_window":{"end":"2028-12-19T23:35Z","end_local":"01:35","hours":7.0,"label":"good","mean_quality":0.93,"start":"2028-12-19T16:35Z","start_local":"18:35"},"cost":{"altitude":5.09,"clouds":0.0,"darkness":1.34,"moon":0.09},"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":52,"cloud":null,"high":null,"iso":"2028-12-19T15:00Z","label":"unusable","low":null,"mid":null,"moon_alt":27,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"17:00","wind":null},{"alt":63,"cloud":null,"high":null,"iso":"2028-12-19T16:00Z","label":"marginal","low":null,"mid":null,"moon_alt":21,"precip":null,"q":0.48,"rh":null,"sky":"astronomical twilight","temp":null,"time":"18:00","wind":null},{"alt":74,"cloud":null,"high":null,"iso":"2028-12-19T17:00Z","label":"good","low":null,"mid":null,"moon_alt":13,"precip":null,"q":0.96,"rh":null,"sky":"night","temp":null,"time":"19:00","wind":null},{"alt":79,"cloud":null,"high":null,"iso":"2028-12-19T18:00Z","label":"good","low":null,"mid":null,"moon_alt":4,"precip":null,"q":0.96,"rh":null,"sky":"night","temp":null,"time":"20:00","wind":null},{"alt":74,"cloud":null,"high":null,"iso":"2028-12-19T19:00Z","label":"good","low":null,"mid":null,"moon_alt":-6,"precip":null,"q":1.0,"rh":null,"sky":"night","temp":null,"time":"21:00","wind":null},{"alt":64,"cloud":null,"high":null,"iso":"2028-12-19T20:00Z","label":"good","low":null,"mid":null,"moon_alt":-17,"precip":null,"q":1.0,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":53,"cloud":null,"high":null,"iso":"2028-12-19T21:00Z","label":"good","low":null,"mid":null,"moon_alt":-27,"precip":null,"q":0.95,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":41,"cloud":null,"high":null,"iso":"2028-12-19T22:00Z","label":"good","low":null,"mid":null,"moon_alt":-38,"precip":null,"q":0.88,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":30,"cloud":null,"high":null,"iso":"2028-12-19T23:00Z","label":"good","low":null,"mid":null,"moon_alt":-48,"precip":null,"q":0.8,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":20,"cloud":null,"high":null,"iso":"2028-12-20T00:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-56,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":10,"cloud":null,"high":null,"iso":"2028-12-20T01:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-61,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":1,"cloud":null,"high":null,"iso":"2028-12-20T02:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-61,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":-7,"cloud":null,"high":null,"iso":"2028-12-20T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-57,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":-12,"cloud":null,"high":null,"iso":"2028-12-20T04:00Z","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":-16,"cloud":null,"high":null,"iso":"2028-12-20T05:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-39,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"07:00","wind":null}],"peak_quality":1.0,"peak_sky":1.0,"quality_hours":7.07,"reasons":["the target being low or below 20\u00b0 cost 5.1 quality-hours","daylight and twilight cost 1.3 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":100,"score_weather":null,"sky_hours":7.07,"verdict":"unknown","verdict_astronomy":"good","weather_known":false,"windows":[{"end":"2028-12-19T15:25Z","end_local":"17:25","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2028-12-19T14:50Z","start_local":"16:50"},{"end":"2028-12-19T16:00Z","end_local":"18:00","hours":0.58,"label":"poor","mean_quality":0.14,"start":"2028-12-19T15:25Z","start_local":"17:25"},{"end":"2028-12-19T16:35Z","end_local":"18:35","hours":0.58,"label":"marginal","mean_quality":0.48,"start":"2028-12-19T16:00Z","start_local":"18:00"},{"end":"2028-12-19T23:35Z","end_local":"01:35","hours":7.0,"label":"good","mean_quality":0.93,"start":"2028-12-19T16:35Z","start_local":"18:35"},{"end":"2028-12-20T00:00Z","end_local":"02:00","hours":0.42,"label":"marginal","mean_quality":0.5,"start":"2028-12-19T23:35Z","start_local":"01:35"},{"end":"2028-12-20T05:45Z","end_local":"07:45","hours":5.75,"label":"unusable","mean_quality":0.0,"start":"2028-12-20T00:00Z","start_local":"02:00"}]},"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":"2028-12-19T16:33:24Z","dark_hours":11.51,"dark_to":"2028-12-20T04:03:48Z","moon":{"illumination":0.154,"phase":"waxing crescent","waxing":true},"moon_free_dark_hours":9.65,"moonrise":"2028-12-20T08:37:58Z","moonset":"2028-12-19T18:23:12Z","sunrise":"2028-12-20T05:44:20Z","sunset":"2028-12-19T14:52:53Z","twilight":{"astronomical":{"end":"2028-12-19T16:33:24Z","start":"2028-12-20T04:03:48Z"},"civil":{"end":"2028-12-19T15:24:28Z","start":"2028-12-20T05:12:44Z"},"nautical":{"end":"2028-12-19T15:59:32Z","start":"2028-12-20T04:37:40Z"}},"window_end":"2028-12-20T10:00:00Z","window_start":"2028-12-19T10:00:00Z"},"night_date":"2028-12-19","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.02,"alt":79.1,"t":"2028-12-19T18:00:00Z"},"dec":30.66017511,"dec_of_date":30.8079,"dec_str":"+30\u00b0 39' 36.6\"","good_hours":6.5,"limit_rise":"2028-12-19T12:02:34Z","limit_set":"2028-12-19T23:59:38Z","max_az_rate_deg_per_min":1.14,"moon_separation":78.3,"never_rises":false,"ra":23.46206906,"ra_of_date":23.8717,"ra_str":"01h 33m 50.9s","resolved":{"common_name":"Triangulum Pinwheel","dec":30.66017511,"morphology":"SA(s)cd","name":"M 33","ra":23.46206906,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=M33","source":"sesame","type":"GiG","type_text":"galaxy in a group","vmag":5.72},"summary":"6.5 dark hours above 30\u00b0 \u2014 a proper target for this night.","terrain":{"available":true,"behind_at":"2028-12-20T02:06:05Z","blocked_dark_hours":0,"clears_at":"2028-12-20T09:54:22Z","rise_az":47.7},"track":[{"above_terrain":true,"airmass":28.07,"alt":0.81,"az":47.7,"t":"2028-12-19T10:00:00Z","terrain":0.56},{"above_terrain":true,"airmass":22.4,"alt":1.51,"az":48.5,"t":"2028-12-19T10:05:00Z","terrain":0.47},{"above_terrain":true,"airmass":18.36,"alt":2.21,"az":49.3,"t":"2028-12-19T10:10:00Z","terrain":0.41},{"above_terrain":true,"airmass":15.41,"alt":2.93,"az":50.1,"t":"2028-12-19T10:15:00Z","terrain":0.41},{"above_terrain":true,"airmass":13.18,"alt":3.65,"az":50.9,"t":"2028-12-19T10:20:00Z","terrain":0.52},{"above_terrain":true,"airmass":11.47,"alt":4.38,"az":51.7,"t":"2028-12-19T10:25:00Z","terrain":0.6},{"above_terrain":true,"airmass":10.11,"alt":5.12,"az":52.5,"t":"2028-12-19T10:30:00Z","terrain":0.73},{"above_terrain":true,"airmass":9.02,"alt":5.86,"az":53.3,"t":"2028-12-19T10:35:00Z","terrain":0.88},{"above_terrain":true,"airmass":8.12,"alt":6.62,"az":54.0,"t":"2028-12-19T10:40:00Z","terrain":1.0},{"above_terrain":true,"airmass":7.37,"alt":7.38,"az":54.8,"t":"2028-12-19T10:45:00Z","terrain":1.06},{"above_terrain":true,"airmass":6.74,"alt":8.15,"az":55.6,"t":"2028-12-19T10:50:00Z","terrain":1.06},{"above_terrain":true,"airmass":6.21,"alt":8.92,"az":56.3,"t":"2028-12-19T10:55:00Z","terrain":1.06},{"above_terrain":true,"airmass":5.74,"alt":9.7,"az":57.1,"t":"2028-12-19T11:00:00Z","terrain":1.08},{"above_terrain":true,"airmass":5.34,"alt":10.49,"az":57.8,"t":"2028-12-19T11:05:00Z","terrain":1.22},{"above_terrain":true,"airmass":4.99,"alt":11.29,"az":58.6,"t":"2028-12-19T11:10:00Z","terrain":1.23},{"above_terrain":true,"airmass":4.68,"alt":12.09,"az":59.3,"t":"2028-12-19T11:15:00Z","terrain":1.2},{"above_terrain":true,"airmass":4.4,"alt":12.9,"az":60.0,"t":"2028-12-19T11:20:00Z","terrain":1.17},{"above_terrain":true,"airmass":4.15,"alt":13.71,"az":60.7,"t":"2028-12-19T11:25:00Z","terrain":1.11},{"above_terrain":true,"airmass":3.93,"alt":14.53,"az":61.5,"t":"2028-12-19T11:30:00Z","terrain":1.05},{"above_terrain":true,"airmass":3.73,"alt":15.36,"az":62.2,"t":"2028-12-19T11:35:00Z","terrain":0.99},{"above_terrain":true,"airmass":3.55,"alt":16.19,"az":62.9,"t":"2028-12-19T11:40:00Z","terrain":0.92},{"above_terrain":true,"airmass":3.38,"alt":17.02,"az":63.6,"t":"2028-12-19T11:45:00Z","terrain":0.83},{"above_terrain":true,"airmass":3.23,"alt":17.86,"az":64.3,"t":"2028-12-19T11:50:00Z","terrain":0.77},{"above_terrain":true,"airmass":3.09,"alt":18.71,"az":65.0,"t":"2028-12-19T11:55:00Z","terrain":0.77},{"above_terrain":true,"airmass":2.96,"alt":19.56,"az":65.7,"t":"2028-12-19T12:00:00Z","terrain":0.81},{"above_terrain":true,"airmass":2.85,"alt":20.42,"az":66.4,"t":"2028-12-19T12:05:00Z","terrain":0.87},{"above_terrain":true,"airmass":2.74,"alt":21.28,"az":67.1,"t":"2028-12-19T12:10:00Z","terrain":0.94},{"above_terrain":true,"airmass":2.64,"alt":22.14,"az":67.8,"t":"2028-12-19T12:15:00Z","terrain":0.98},{"above_terrain":true,"airmass":2.55,"alt":23.01,"az":68.5,"t":"2028-12-19T12:20:00Z","terrain":1.02},{"above_terrain":true,"airmass":2.46,"alt":23.88,"az":69.2,"t":"2028-12-19T12:25:00Z","terrain":1.08},{"above_terrain":true,"airmass":2.38,"alt":24.76,"az":69.8,"t":"2028-12-19T12:30:00Z","terrain":1.19},{"above_terrain":true,"airmass":2.3,"alt":25.64,"az":70.5,"t":"2028-12-19T12:35:00Z","terrain":1.24},{"above_terrain":true,"airmass":2.23,"alt":26.52,"az":71.2,"t":"2028-12-19T12:40:00Z","terrain":1.25},{"above_terrain":true,"airmass":2.16,"alt":27.41,"az":71.9,"t":"2028-12-19T12:45:00Z","terrain":1.21},{"above_terrain":true,"airmass":2.1,"alt":28.3,"az":72.6,"t":"2028-12-19T12:50:00Z","terrain":1.08},{"above_terrain":true,"airmass":2.04,"alt":29.2,"az":73.3,"t":"2028-12-19T12:55:00Z","terrain":0.92},{"above_terrain":true,"airmass":1.99,"alt":30.1,"az":73.9,"t":"2028-12-19T13:00:00Z","terrain":0.74},{"above_terrain":true,"airmass":1.94,"alt":31.0,"az":74.6,"t":"2028-12-19T13:05:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.89,"alt":31.9,"az":75.3,"t":"2028-12-19T13:10:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.84,"alt":32.81,"az":76.0,"t":"2028-12-19T13:15:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.8,"alt":33.72,"az":76.7,"t":"2028-12-19T13:20:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.76,"alt":34.63,"az":77.4,"t":"2028-12-19T13:25:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.72,"alt":35.54,"az":78.1,"t":"2028-12-19T13:30:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.68,"alt":36.46,"az":78.8,"t":"2028-12-19T13:35:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.64,"alt":37.38,"az":79.5,"t":"2028-12-19T13:40:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.61,"alt":38.3,"az":80.2,"t":"2028-12-19T13:45:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.58,"alt":39.22,"az":80.9,"t":"2028-12-19T13:50:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.55,"alt":40.15,"az":81.6,"t":"2028-12-19T13:55:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.52,"alt":41.08,"az":82.3,"t":"2028-12-19T14:00:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.49,"alt":42.0,"az":83.1,"t":"2028-12-19T14:05:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.47,"alt":42.93,"az":83.8,"t":"2028-12-19T14:10:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.44,"alt":43.86,"az":84.5,"t":"2028-12-19T14:15:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.42,"alt":44.8,"az":85.3,"t":"2028-12-19T14:20:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.39,"alt":45.73,"az":86.1,"t":"2028-12-19T14:25:00Z","terrain":0.16},{"above_terrain":true,"airmass":1.37,"alt":46.66,"az":86.8,"t":"2028-12-19T14:30:00Z","terrain":0.09},{"above_terrain":true,"airmass":1.35,"alt":47.6,"az":87.6,"t":"2028-12-19T14:35:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.33,"alt":48.53,"az":88.4,"t":"2028-12-19T14:40:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.31,"alt":49.47,"az":89.2,"t":"2028-12-19T14:45:00Z","terrain":-0.2},{"above_terrain":true,"airmass":1.3,"alt":50.41,"az":90.0,"t":"2028-12-19T14:50:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.28,"alt":51.34,"az":90.9,"t":"2028-12-19T14:55:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.26,"alt":52.28,"az":91.8,"t":"2028-12-19T15:00:00Z","terrain":0.05},{"above_terrain":true,"airmass":1.25,"alt":53.21,"az":92.6,"t":"2028-12-19T15:05:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.23,"alt":54.15,"az":93.5,"t":"2028-12-19T15:10:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.22,"alt":55.08,"az":94.5,"t":"2028-12-19T15:15:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.21,"alt":56.01,"az":95.4,"t":"2028-12-19T15:20:00Z","terrain":0.45},{"above_terrain":true,"airmass":1.19,"alt":56.94,"az":96.4,"t":"2028-12-19T15:25:00Z","terrain":0.62},{"above_terrain":true,"airmass":1.18,"alt":57.87,"az":97.4,"t":"2028-12-19T15:30:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.17,"alt":58.8,"az":98.4,"t":"2028-12-19T15:35:00Z","terrain":0.59},{"above_terrain":true,"airmass":1.16,"alt":59.73,"az":99.5,"t":"2028-12-19T15:40:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.15,"alt":60.65,"az":100.6,"t":"2028-12-19T15:45:00Z","terrain":0.15},{"above_terrain":true,"airmass":1.14,"alt":61.56,"az":101.8,"t":"2028-12-19T15:50:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.13,"alt":62.48,"az":103.0,"t":"2028-12-19T15:55:00Z","terrain":-0.22},{"above_terrain":true,"airmass":1.12,"alt":63.39,"az":104.3,"t":"2028-12-19T16:00:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.11,"alt":64.29,"az":105.6,"t":"2028-12-19T16:05:00Z","terrain":-0.47},{"above_terrain":true,"airmass":1.1,"alt":65.19,"az":107.0,"t":"2028-12-19T16:10:00Z","terrain":-0.61},{"above_terrain":true,"airmass":1.09,"alt":66.08,"az":108.5,"t":"2028-12-19T16:15:00Z","terrain":-1.05},{"above_terrain":true,"airmass":1.09,"alt":66.97,"az":110.0,"t":"2028-12-19T16:20:00Z","terrain":-1.15},{"above_terrain":true,"airmass":1.08,"alt":67.84,"az":111.6,"t":"2028-12-19T16:25:00Z","terrain":-1.36},{"above_terrain":true,"airmass":1.07,"alt":68.71,"az":113.4,"t":"2028-12-19T16:30:00Z","terrain":-1.51},{"above_terrain":true,"airmass":1.07,"alt":69.56,"az":115.2,"t":"2028-12-19T16:35:00Z","terrain":-1.5},{"above_terrain":true,"airmass":1.06,"alt":70.4,"az":117.2,"t":"2028-12-19T16:40:00Z","terrain":-1.59},{"above_terrain":true,"airmass":1.06,"alt":71.22,"az":119.3,"t":"2028-12-19T16:45:00Z","terrain":-1.41},{"above_terrain":true,"airmass":1.05,"alt":72.03,"az":121.5,"t":"2028-12-19T16:50:00Z","terrain":-1.22},{"above_terrain":true,"airmass":1.05,"alt":72.82,"az":124.0,"t":"2028-12-19T16:55:00Z","terrain":-1.48},{"above_terrain":true,"airmass":1.04,"alt":73.58,"az":126.6,"t":"2028-12-19T17:00:00Z","terrain":-1.56},{"above_terrain":true,"airmass":1.04,"alt":74.32,"az":129.4,"t":"2028-12-19T17:05:00Z","terrain":-1.32},{"above_terrain":true,"airmass":1.03,"alt":75.03,"az":132.5,"t":"2028-12-19T17:10:00Z","terrain":-1.65},{"above_terrain":true,"airmass":1.03,"alt":75.7,"az":135.8,"t":"2028-12-19T17:15:00Z","terrain":-1.21},{"above_terrain":true,"airmass":1.03,"alt":76.33,"az":139.5,"t":"2028-12-19T17:20:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.03,"alt":76.91,"az":143.4,"t":"2028-12-19T17:25:00Z","terrain":-1.36},{"above_terrain":true,"airmass":1.02,"alt":77.44,"az":147.6,"t":"2028-12-19T17:30:00Z","terrain":-1.38},{"above_terrain":true,"airmass":1.02,"alt":77.91,"az":152.1,"t":"2028-12-19T17:35:00Z","terrain":-1.21},{"above_terrain":true,"airmass":1.02,"alt":78.32,"az":157.0,"t":"2028-12-19T17:40:00Z","terrain":-1.09},{"above_terrain":true,"airmass":1.02,"alt":78.64,"az":162.1,"t":"2028-12-19T17:45:00Z","terrain":-1.37},{"above_terrain":true,"airmass":1.02,"alt":78.89,"az":167.5,"t":"2028-12-19T17:50:00Z","terrain":-1.06},{"above_terrain":true,"airmass":1.02,"alt":79.05,"az":173.1,"t":"2028-12-19T17:55:00Z","terrain":-0.51},{"above_terrain":true,"airmass":1.02,"alt":79.11,"az":178.7,"t":"2028-12-19T18:00:00Z","terrain":-0.41},{"above_terrain":true,"airmass":1.02,"alt":79.09,"az":184.4,"t":"2028-12-19T18:05:00Z","terrain":-0.6},{"above_terrain":true,"airmass":1.02,"alt":78.97,"az":190.1,"t":"2028-12-19T18:10:00Z","terrain":-0.55},{"above_terrain":true,"airmass":1.02,"alt":78.76,"az":195.5,"t":"2028-12-19T18:15:00Z","terrain":-0.55},{"above_terrain":true,"airmass":1.02,"alt":78.47,"az":200.8,"t":"2028-12-19T18:20:00Z","terrain":-0.46},{"above_terrain":true,"airmass":1.02,"alt":78.1,"az":205.8,"t":"2028-12-19T18:25:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.02,"alt":77.66,"az":210.4,"t":"2028-12-19T18:30:00Z","terrain":0.73},{"above_terrain":true,"airmass":1.03,"alt":77.15,"az":214.8,"t":"2028-12-19T18:35:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.03,"alt":76.59,"az":218.9,"t":"2028-12-19T18:40:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.03,"alt":75.98,"az":222.6,"t":"2028-12-19T18:45:00Z","terrain":0.87},{"above_terrain":true,"airmass":1.03,"alt":75.33,"az":226.0,"t":"2028-12-19T18:50:00Z","terrain":0.62},{"above_terrain":true,"airmass":1.04,"alt":74.64,"az":229.2,"t":"2028-12-19T18:55:00Z","terrain":1.27},{"above_terrain":true,"airmass":1.04,"alt":73.91,"az":232.2,"t":"2028-12-19T19:00:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.04,"alt":73.16,"az":234.9,"t":"2028-12-19T19:05:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.05,"alt":72.38,"az":237.4,"t":"2028-12-19T19:10:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.05,"alt":71.58,"az":239.7,"t":"2028-12-19T19:15:00Z","terrain":0.73},{"above_terrain":true,"airmass":1.06,"alt":70.76,"az":241.9,"t":"2028-12-19T19:20:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.06,"alt":69.93,"az":243.9,"t":"2028-12-19T19:25:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.07,"alt":69.08,"az":245.8,"t":"2028-12-19T19:30:00Z","terrain":1.15},{"above_terrain":true,"airmass":1.08,"alt":68.22,"az":247.6,"t":"2028-12-19T19:35:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.08,"alt":67.35,"az":249.3,"t":"2028-12-19T19:40:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.09,"alt":66.47,"az":250.9,"t":"2028-12-19T19:45:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.1,"alt":65.59,"az":252.4,"t":"2028-12-19T19:50:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.11,"alt":64.69,"az":253.8,"t":"2028-12-19T19:55:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.11,"alt":63.79,"az":255.1,"t":"2028-12-19T20:00:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.12,"alt":62.88,"az":256.4,"t":"2028-12-19T20:05:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.13,"alt":61.97,"az":257.7,"t":"2028-12-19T20:10:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.14,"alt":61.05,"az":258.9,"t":"2028-12-19T20:15:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.15,"alt":60.13,"az":260.0,"t":"2028-12-19T20:20:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.16,"alt":59.21,"az":261.1,"t":"2028-12-19T20:25:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.17,"alt":58.28,"az":262.1,"t":"2028-12-19T20:30:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.19,"alt":57.35,"az":263.2,"t":"2028-12-19T20:35:00Z","terrain":0.76},{"above_terrain":true,"airmass":1.2,"alt":56.42,"az":264.2,"t":"2028-12-19T20:40:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.21,"alt":55.49,"az":265.1,"t":"2028-12-19T20:45:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.23,"alt":54.56,"az":266.1,"t":"2028-12-19T20:50:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.24,"alt":53.63,"az":267.0,"t":"2028-12-19T20:55:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.26,"alt":52.69,"az":267.9,"t":"2028-12-19T21:00:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.27,"alt":51.75,"az":268.7,"t":"2028-12-19T21:05:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.29,"alt":50.82,"az":269.6,"t":"2028-12-19T21:10:00Z","terrain":0.84},{"above_terrain":true,"airmass":1.31,"alt":49.88,"az":270.4,"t":"2028-12-19T21:15:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.32,"alt":48.95,"az":271.2,"t":"2028-12-19T21:20:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.34,"alt":48.01,"az":272.0,"t":"2028-12-19T21:25:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.36,"alt":47.08,"az":272.8,"t":"2028-12-19T21:30:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.39,"alt":46.14,"az":273.6,"t":"2028-12-19T21:35:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.41,"alt":45.21,"az":274.4,"t":"2028-12-19T21:40:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.43,"alt":44.28,"az":275.1,"t":"2028-12-19T21:45:00Z","terrain":0.08},{"above_terrain":true,"airmass":1.46,"alt":43.34,"az":275.9,"t":"2028-12-19T21:50:00Z","terrain":0.0},{"above_terrain":true,"airmass":1.48,"alt":42.41,"az":276.6,"t":"2028-12-19T21:55:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.51,"alt":41.48,"az":277.3,"t":"2028-12-19T22:00:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.54,"alt":40.56,"az":278.1,"t":"2028-12-19T22:05:00Z","terrain":-0.08},{"above_terrain":true,"airmass":1.57,"alt":39.63,"az":278.8,"t":"2028-12-19T22:10:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.6,"alt":38.71,"az":279.5,"t":"2028-12-19T22:15:00Z","terrain":-0.08},{"above_terrain":true,"airmass":1.63,"alt":37.79,"az":280.2,"t":"2028-12-19T22:20:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.66,"alt":36.87,"az":280.9,"t":"2028-12-19T22:25:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.7,"alt":35.95,"az":281.6,"t":"2028-12-19T22:30:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.74,"alt":35.03,"az":282.3,"t":"2028-12-19T22:35:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.78,"alt":34.12,"az":283.0,"t":"2028-12-19T22:40:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.82,"alt":33.21,"az":283.7,"t":"2028-12-19T22:45:00Z","terrain":0.08},{"above_terrain":true,"airmass":1.87,"alt":32.3,"az":284.4,"t":"2028-12-19T22:50:00Z","terrain":0.16},{"above_terrain":true,"airmass":1.91,"alt":31.39,"az":285.1,"t":"2028-12-19T22:55:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.97,"alt":30.49,"az":285.7,"t":"2028-12-19T23:00:00Z","terrain":0.22},{"above_terrain":true,"airmass":2.02,"alt":29.59,"az":286.4,"t":"2028-12-19T23:05:00Z","terrain":0.29},{"above_terrain":true,"airmass":2.08,"alt":28.7,"az":287.1,"t":"2028-12-19T23:10:00Z","terrain":0.35},{"above_terrain":true,"airmass":2.14,"alt":27.8,"az":287.8,"t":"2028-12-19T23:15:00Z","terrain":0.21},{"above_terrain":true,"airmass":2.2,"alt":26.91,"az":288.5,"t":"2028-12-19T23:20:00Z","terrain":0.17},{"above_terrain":true,"airmass":2.27,"alt":26.03,"az":289.2,"t":"2028-12-19T23:25:00Z","terrain":0.2},{"above_terrain":true,"airmass":2.34,"alt":25.15,"az":289.8,"t":"2028-12-19T23:30:00Z","terrain":0.27},{"above_terrain":true,"airmass":2.42,"alt":24.27,"az":290.5,"t":"2028-12-19T23:35:00Z","terrain":0.4},{"above_terrain":true,"airmass":2.51,"alt":23.39,"az":291.2,"t":"2028-12-19T23:40:00Z","terrain":0.5},{"above_terrain":true,"airmass":2.6,"alt":22.52,"az":291.9,"t":"2028-12-19T23:45:00Z","terrain":0.54},{"above_terrain":true,"airmass":2.69,"alt":21.66,"az":292.6,"t":"2028-12-19T23:50:00Z","terrain":0.39},{"above_terrain":true,"airmass":2.8,"alt":20.79,"az":293.3,"t":"2028-12-19T23:55:00Z","terrain":0.27},{"above_terrain":true,"airmass":2.91,"alt":19.94,"az":294.0,"t":"2028-12-20T00:00:00Z","terrain":0.25},{"above_terrain":true,"airmass":3.03,"alt":19.08,"az":294.7,"t":"2028-12-20T00:05:00Z","terrain":0.24},{"above_terrain":true,"airmass":3.17,"alt":18.24,"az":295.4,"t":"2028-12-20T00:10:00Z","terrain":0.27},{"above_terrain":true,"airmass":3.31,"alt":17.39,"az":296.1,"t":"2028-12-20T00:15:00Z","terrain":0.32},{"above_terrain":true,"airmass":3.47,"alt":16.56,"az":296.8,"t":"2028-12-20T00:20:00Z","terrain":0.27},{"above_terrain":true,"airmass":3.65,"alt":15.72,"az":297.5,"t":"2028-12-20T00:25:00Z","terrain":0.19},{"above_terrain":true,"airmass":3.84,"alt":14.9,"az":298.2,"t":"2028-12-20T00:30:00Z","terrain":0.13},{"above_terrain":true,"airmass":4.05,"alt":14.07,"az":298.9,"t":"2028-12-20T00:35:00Z","terrain":0.17},{"above_terrain":true,"airmass":4.29,"alt":13.26,"az":299.7,"t":"2028-12-20T00:40:00Z","terrain":0.3},{"above_terrain":true,"airmass":4.55,"alt":12.45,"az":300.4,"t":"2028-12-20T00:45:00Z","terrain":0.35},{"above_terrain":true,"airmass":4.85,"alt":11.64,"az":301.1,"t":"2028-12-20T00:50:00Z","terrain":0.29},{"above_terrain":true,"airmass":5.18,"alt":10.84,"az":301.9,"t":"2028-12-20T00:55:00Z","terrain":0.12},{"above_terrain":true,"airmass":5.56,"alt":10.05,"az":302.6,"t":"2028-12-20T01:00:00Z","terrain":-0.1},{"above_terrain":true,"airmass":5.99,"alt":9.27,"az":303.3,"t":"2028-12-20T01:05:00Z","terrain":-0.19},{"above_terrain":true,"airmass":6.5,"alt":8.49,"az":304.1,"t":"2028-12-20T01:10:00Z","terrain":-0.12},{"above_terrain":true,"airmass":7.08,"alt":7.72,"az":304.9,"t":"2028-12-20T01:15:00Z","terrain":-0.26},{"above_terrain":true,"airmass":7.77,"alt":6.95,"az":305.6,"t":"2028-12-20T01:20:00Z","terrain":-0.22},{"above_terrain":true,"airmass":8.6,"alt":6.2,"az":306.4,"t":"2028-12-20T01:25:00Z","terrain":-0.03},{"above_terrain":true,"airmass":9.6,"alt":5.45,"az":307.2,"t":"2028-12-20T01:30:00Z","terrain":0.2},{"above_terrain":true,"airmass":10.83,"alt":4.7,"az":307.9,"t":"2028-12-20T01:35:00Z","terrain":0.31},{"above_terrain":true,"airmass":12.37,"alt":3.97,"az":308.7,"t":"2028-12-20T01:40:00Z","terrain":0.21},{"above_terrain":true,"airmass":14.35,"alt":3.24,"az":309.5,"t":"2028-12-20T01:45:00Z","terrain":0.2},{"above_terrain":true,"airmass":16.95,"alt":2.53,"az":310.3,"t":"2028-12-20T01:50:00Z","terrain":0.27},{"above_terrain":true,"airmass":20.45,"alt":1.82,"az":311.1,"t":"2028-12-20T01:55:00Z","terrain":0.33},{"above_terrain":true,"airmass":25.32,"alt":1.12,"az":312.0,"t":"2028-12-20T02:00:00Z","terrain":0.15},{"above_terrain":true,"airmass":32.23,"alt":0.42,"az":312.8,"t":"2028-12-20T02:05:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-0.26,"az":313.6,"t":"2028-12-20T02:10:00Z","terrain":0.39},{"above_terrain":false,"airmass":null,"alt":-0.93,"az":314.5,"t":"2028-12-20T02:15:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-1.59,"az":315.3,"t":"2028-12-20T02:20:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-2.25,"az":316.2,"t":"2028-12-20T02:25:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-2.89,"az":317.0,"t":"2028-12-20T02:30:00Z","terrain":0.3},{"above_terrain":false,"airmass":null,"alt":-3.52,"az":317.9,"t":"2028-12-20T02:35:00Z","terrain":0.33},{"above_terrain":false,"airmass":null,"alt":-4.14,"az":318.8,"t":"2028-12-20T02:40:00Z","terrain":-0.04},{"above_terrain":false,"airmass":null,"alt":-4.76,"az":319.7,"t":"2028-12-20T02:45:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-5.36,"az":320.6,"t":"2028-12-20T02:50:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-5.94,"az":321.5,"t":"2028-12-20T02:55:00Z","terrain":-0.01},{"above_terrain":false,"airmass":null,"alt":-6.52,"az":322.4,"t":"2028-12-20T03:00:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-7.09,"az":323.3,"t":"2028-12-20T03:05:00Z","terrain":-0.01},{"above_terrain":false,"airmass":null,"alt":-7.64,"az":324.2,"t":"2028-12-20T03:10:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-8.18,"az":325.2,"t":"2028-12-20T03:15:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-8.71,"az":326.1,"t":"2028-12-20T03:20:00Z","terrain":-0.26},{"above_terrain":false,"airmass":null,"alt":-9.22,"az":327.1,"t":"2028-12-20T03:25:00Z","terrain":-0.38},{"above_terrain":false,"airmass":null,"alt":-9.73,"az":328.1,"t":"2028-12-20T03:30:00Z","terrain":-0.22},{"above_terrain":false,"airmass":null,"alt":-10.21,"az":329.0,"t":"2028-12-20T03:35:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-10.69,"az":330.0,"t":"2028-12-20T03:40:00Z","terrain":-0.35},{"above_terrain":false,"airmass":null,"alt":-11.15,"az":331.0,"t":"2028-12-20T03:45:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-11.6,"az":332.0,"t":"2028-12-20T03:50:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-12.03,"az":333.0,"t":"2028-12-20T03:55:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-12.45,"az":334.0,"t":"2028-12-20T04:00:00Z","terrain":-0.24},{"above_terrain":false,"airmass":null,"alt":-12.85,"az":335.0,"t":"2028-12-20T04:05:00Z","terrain":-0.6},{"above_terrain":false,"airmass":null,"alt":-13.24,"az":336.1,"t":"2028-12-20T04:10:00Z","terrain":-0.82},{"above_terrain":false,"airmass":null,"alt":-13.61,"az":337.1,"t":"2028-12-20T04:15:00Z","terrain":-0.7},{"above_terrain":false,"airmass":null,"alt":-13.96,"az":338.2,"t":"2028-12-20T04:20:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-14.3,"az":339.2,"t":"2028-12-20T04:25:00Z","terrain":-0.7},{"above_terrain":false,"airmass":null,"alt":-14.63,"az":340.3,"t":"2028-12-20T04:30:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-14.94,"az":341.3,"t":"2028-12-20T04:35:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-15.23,"az":342.4,"t":"2028-12-20T04:40:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-15.5,"az":343.5,"t":"2028-12-20T04:45:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-15.76,"az":344.6,"t":"2028-12-20T04:50:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-16.0,"az":345.7,"t":"2028-12-20T04:55:00Z","terrain":-0.5},{"above_terrain":false,"airmass":null,"alt":-16.22,"az":346.8,"t":"2028-12-20T05:00:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-16.43,"az":347.9,"t":"2028-12-20T05:05:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-16.61,"az":349.0,"t":"2028-12-20T05:10:00Z","terrain":-0.0},{"above_terrain":false,"airmass":null,"alt":-16.78,"az":350.1,"t":"2028-12-20T05:15:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-16.94,"az":351.2,"t":"2028-12-20T05:20:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-17.07,"az":352.3,"t":"2028-12-20T05:25:00Z","terrain":0.34},{"above_terrain":false,"airmass":null,"alt":-17.19,"az":353.4,"t":"2028-12-20T05:30:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-17.28,"az":354.6,"t":"2028-12-20T05:35:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-17.36,"az":355.7,"t":"2028-12-20T05:40:00Z","terrain":0.71},{"above_terrain":false,"airmass":null,"alt":-17.43,"az":356.8,"t":"2028-12-20T05:45:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-17.47,"az":357.9,"t":"2028-12-20T05:50:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-17.49,"az":359.1,"t":"2028-12-20T05:55:00Z","terrain":0.61},{"above_terrain":false,"airmass":null,"alt":-17.5,"az":0.2,"t":"2028-12-20T06:00:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-17.49,"az":1.3,"t":"2028-12-20T06:05:00Z","terrain":0.29},{"above_terrain":false,"airmass":null,"alt":-17.46,"az":2.5,"t":"2028-12-20T06:10:00Z","terrain":0.01},{"above_terrain":false,"airmass":null,"alt":-17.41,"az":3.6,"t":"2028-12-20T06:15:00Z","terrain":-0.22},{"above_terrain":false,"airmass":null,"alt":-17.34,"az":4.7,"t":"2028-12-20T06:20:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-17.25,"az":5.8,"t":"2028-12-20T06:25:00Z","terrain":-0.56},{"above_terrain":false,"airmass":null,"alt":-17.15,"az":7.0,"t":"2028-12-20T06:30:00Z","terrain":-0.42},{"above_terrain":false,"airmass":null,"alt":-17.03,"az":8.1,"t":"2028-12-20T06:35:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-16.89,"az":9.2,"t":"2028-12-20T06:40:00Z","terrain":-0.65},{"above_terrain":false,"airmass":null,"alt":-16.73,"az":10.3,"t":"2028-12-20T06:45:00Z","terrain":-0.54},{"above_terrain":false,"airmass":null,"alt":-16.55,"az":11.4,"t":"2028-12-20T06:50:00Z","terrain":-0.31},{"above_terrain":false,"airmass":null,"alt":-16.36,"az":12.5,"t":"2028-12-20T06:55:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-16.15,"az":13.6,"t":"2028-12-20T07:00:00Z","terrain":0.03},{"above_terrain":false,"airmass":null,"alt":-15.92,"az":14.7,"t":"2028-12-20T07:05:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-15.67,"az":15.8,"t":"2028-12-20T07:10:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-15.41,"az":16.9,"t":"2028-12-20T07:15:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-15.13,"az":18.0,"t":"2028-12-20T07:20:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-14.83,"az":19.0,"t":"2028-12-20T07:25:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-14.52,"az":20.1,"t":"2028-12-20T07:30:00Z","terrain":0.67},{"above_terrain":false,"airmass":null,"alt":-14.19,"az":21.1,"t":"2028-12-20T07:35:00Z","terrain":0.73},{"above_terrain":false,"airmass":null,"alt":-13.84,"az":22.2,"t":"2028-12-20T07:40:00Z","terrain":1.02},{"above_terrain":false,"airmass":null,"alt":-13.48,"az":23.2,"t":"2028-12-20T07:45:00Z","terrain":1.1},{"above_terrain":false,"airmass":null,"alt":-13.1,"az":24.3,"t":"2028-12-20T07:50:00Z","terrain":1.0},{"above_terrain":false,"airmass":null,"alt":-12.71,"az":25.3,"t":"2028-12-20T07:55:00Z","terrain":1.26},{"above_terrain":false,"airmass":null,"alt":-12.3,"az":26.3,"t":"2028-12-20T08:00:00Z","terrain":1.32},{"above_terrain":false,"airmass":null,"alt":-11.88,"az":27.3,"t":"2028-12-20T08:05:00Z","terrain":1.25},{"above_terrain":false,"airmass":null,"alt":-11.44,"az":28.3,"t":"2028-12-20T08:10:00Z","terrain":1.12},{"above_terrain":false,"airmass":null,"alt":-10.99,"az":29.3,"t":"2028-12-20T08:15:00Z","terrain":1.05},{"above_terrain":false,"airmass":null,"alt":-10.53,"az":30.3,"t":"2028-12-20T08:20:00Z","terrain":1.2},{"above_terrain":false,"airmass":null,"alt":-10.05,"az":31.3,"t":"2028-12-20T08:25:00Z","terrain":1.32},{"above_terrain":false,"airmass":null,"alt":-9.55,"az":32.3,"t":"2028-12-20T08:30:00Z","terrain":1.23},{"above_terrain":false,"airmass":null,"alt":-9.05,"az":33.2,"t":"2028-12-20T08:35:00Z","terrain":0.85},{"above_terrain":false,"airmass":null,"alt":-8.53,"az":34.2,"t":"2028-12-20T08:40:00Z","terrain":0.36},{"above_terrain":false,"airmass":null,"alt":-8.0,"az":35.1,"t":"2028-12-20T08:45:00Z","terrain":0.05},{"above_terrain":false,"airmass":null,"alt":-7.45,"az":36.1,"t":"2028-12-20T08:50:00Z","terrain":0.02},{"above_terrain":false,"airmass":null,"alt":-6.89,"az":37.0,"t":"2028-12-20T08:55:00Z","terrain":-0.09},{"above_terrain":false,"airmass":null,"alt":-6.32,"az":37.9,"t":"2028-12-20T09:00:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-5.74,"az":38.8,"t":"2028-12-20T09:05:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-5.15,"az":39.7,"t":"2028-12-20T09:10:00Z","terrain":-0.08},{"above_terrain":false,"airmass":null,"alt":-4.55,"az":40.6,"t":"2028-12-20T09:15:00Z","terrain":-0.01},{"above_terrain":false,"airmass":null,"alt":-3.93,"az":41.5,"t":"2028-12-20T09:20:00Z","terrain":0.07},{"above_terrain":false,"airmass":null,"alt":-3.31,"az":42.4,"t":"2028-12-20T09:25:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-2.67,"az":43.3,"t":"2028-12-20T09:30:00Z","terrain":0.29},{"above_terrain":false,"airmass":null,"alt":-2.02,"az":44.1,"t":"2028-12-20T09:35:00Z","terrain":0.43},{"above_terrain":false,"airmass":null,"alt":-1.37,"az":45.0,"t":"2028-12-20T09:40:00Z","terrain":0.58},{"above_terrain":false,"airmass":null,"alt":-0.7,"az":45.8,"t":"2028-12-20T09:45:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-0.02,"az":46.7,"t":"2028-12-20T09:50:00Z","terrain":0.63},{"above_terrain":true,"airmass":29.56,"alt":0.66,"az":47.5,"t":"2028-12-20T09:55:00Z","terrain":0.57},{"above_terrain":true,"airmass":23.45,"alt":1.36,"az":48.3,"t":"2028-12-20T10:00:00Z","terrain":0.49}],"transit":{"airmass":1.02,"alt":79.1,"az":178.7,"t":"2028-12-19T18:00:00Z"},"usable_hours":7.42,"verdict":"good","zenith_passage":false},"warnings":["No cloud data for this night (beyond the 4-day forecast, or not yet in the archive) \u2014 the score is geometry only."]}