{"assessment":{"best_window":{"end":"2048-01-18T17:45Z","end_local":"19:45","hours":0.75,"label":"good","mean_quality":0.71,"start":"2048-01-18T17:00Z","start_local":"19:00"},"cost":{"altitude":10.58,"clouds":0.0,"darkness":1.84,"moon":0.07},"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 barely \u2014 weather unknown","hourly":[{"alt":42,"cloud":null,"high":null,"iso":"2048-01-18T16:00Z","label":"poor","low":null,"mid":null,"moon_alt":29,"precip":null,"q":0.12,"rh":null,"sky":"nautical twilight","temp":null,"time":"18:00","wind":null},{"alt":32,"cloud":null,"high":null,"iso":"2048-01-18T17:00Z","label":"good","low":null,"mid":null,"moon_alt":20,"precip":null,"q":0.77,"rh":null,"sky":"night","temp":null,"time":"19:00","wind":null},{"alt":23,"cloud":null,"high":null,"iso":"2048-01-18T18:00Z","label":"marginal","low":null,"mid":null,"moon_alt":10,"precip":null,"q":0.51,"rh":null,"sky":"night","temp":null,"time":"20:00","wind":null},{"alt":15,"cloud":null,"high":null,"iso":"2048-01-18T19:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-1,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"21:00","wind":null},{"alt":8,"cloud":null,"high":null,"iso":"2048-01-18T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-11,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":2,"cloud":null,"high":null,"iso":"2048-01-18T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-22,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":-1,"cloud":null,"high":null,"iso":"2048-01-18T22:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-32,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":-4,"cloud":null,"high":null,"iso":"2048-01-18T23:00Z","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":-4,"cloud":null,"high":null,"iso":"2048-01-19T00:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-47,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":-1,"cloud":null,"high":null,"iso":"2048-01-19T01:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-50,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":3,"cloud":null,"high":null,"iso":"2048-01-19T02:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-50,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":8,"cloud":null,"high":null,"iso":"2048-01-19T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-45,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":15,"cloud":null,"high":null,"iso":"2048-01-19T04:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-38,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"06:00","wind":null},{"alt":24,"cloud":null,"high":null,"iso":"2048-01-19T05:00Z","label":"poor","low":null,"mid":null,"moon_alt":-29,"precip":null,"q":0.08,"rh":null,"sky":"nautical twilight","temp":null,"time":"07:00","wind":null}],"peak_quality":0.77,"peak_sky":0.77,"quality_hours":1.23,"reasons":["the target being low or below 20\u00b0 cost 10.6 quality-hours","daylight and twilight cost 1.8 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":23,"score_weather":null,"sky_hours":1.23,"verdict":"unknown","verdict_astronomy":"poor","weather_known":false,"windows":[{"end":"2048-01-18T15:50Z","end_local":"17:50","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2048-01-18T15:15Z","start_local":"17:15"},{"end":"2048-01-18T16:25Z","end_local":"18:25","hours":0.58,"label":"poor","mean_quality":0.12,"start":"2048-01-18T15:50Z","start_local":"17:50"},{"end":"2048-01-18T17:00Z","end_local":"19:00","hours":0.58,"label":"marginal","mean_quality":0.39,"start":"2048-01-18T16:25Z","start_local":"18:25"},{"end":"2048-01-18T17:45Z","end_local":"19:45","hours":0.75,"label":"good","mean_quality":0.71,"start":"2048-01-18T17:00Z","start_local":"19:00"},{"end":"2048-01-18T18:25Z","end_local":"20:25","hours":0.67,"label":"marginal","mean_quality":0.49,"start":"2048-01-18T17:45Z","start_local":"19:45"},{"end":"2048-01-19T04:35Z","end_local":"06:35","hours":10.17,"label":"unusable","mean_quality":0.0,"start":"2048-01-18T18:25Z","start_local":"20:25"},{"end":"2048-01-19T05:15Z","end_local":"07:15","hours":0.67,"label":"poor","mean_quality":0.09,"start":"2048-01-19T04:35Z","start_local":"06:35"},{"end":"2048-01-19T05:45Z","end_local":"07:45","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2048-01-19T05:15Z","start_local":"07:15"}]},"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":"2048-01-18T16:56:20Z","dark_hours":11.16,"dark_to":"2048-01-19T04:06:13Z","moon":{"illumination":0.144,"phase":"waxing crescent","waxing":true},"moon_free_dark_hours":9.18,"moonrise":"2048-01-19T07:41:30Z","moonset":"2048-01-18T18:54:42Z","sunrise":"2048-01-19T05:43:52Z","sunset":"2048-01-18T15:18:30Z","twilight":{"astronomical":{"end":"2048-01-18T16:56:20Z","start":"2048-01-19T04:06:13Z"},"civil":{"end":"2048-01-18T15:48:59Z","start":"2048-01-19T05:13:27Z"},"nautical":{"end":"2048-01-18T16:23:08Z","start":"2048-01-19T04:39:22Z"}},"window_end":"2048-01-19T10:00:00Z","window_start":"2048-01-18T10:00:00Z"},"night_date":"2048-01-18","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.86,"alt":32.5,"t":"2048-01-18T17:00:00Z"},"dec":44.33,"dec_of_date":44.5188,"dec_str":"+44\u00b0 19' 48.0\"","good_hours":0.33,"limit_rise":"2048-01-19T04:34:27Z","limit_set":"2048-01-18T18:24:10Z","max_az_rate_deg_per_min":3.57,"moon_separation":52.8,"never_rises":false,"ra":314.69583333,"ra_of_date":315.1259,"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":"Just 1.4 h above 20\u00b0 in darkness \u2014 barely observable tonight.","terrain":{"available":true,"behind_at":"2048-01-18T21:41:38Z","blocked_dark_hours":0,"clears_at":"2048-01-19T01:40:28Z","rise_az":72.6},"track":[{"above_terrain":true,"airmass":1.04,"alt":73.11,"az":72.6,"t":"2048-01-18T10:00:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.04,"alt":74.01,"az":72.5,"t":"2048-01-18T10:05:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.04,"alt":74.9,"az":72.4,"t":"2048-01-18T10:10:00Z","terrain":1.13},{"above_terrain":true,"airmass":1.03,"alt":75.79,"az":72.1,"t":"2048-01-18T10:15:00Z","terrain":1.18},{"above_terrain":true,"airmass":1.03,"alt":76.68,"az":71.7,"t":"2048-01-18T10:20:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.02,"alt":77.57,"az":71.3,"t":"2048-01-18T10:25:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.02,"alt":78.45,"az":70.7,"t":"2048-01-18T10:30:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.02,"alt":79.33,"az":69.9,"t":"2048-01-18T10:35:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.01,"alt":80.21,"az":68.9,"t":"2048-01-18T10:40:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.01,"alt":81.08,"az":67.6,"t":"2048-01-18T10:45:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.01,"alt":81.94,"az":66.0,"t":"2048-01-18T10:50:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.01,"alt":82.79,"az":63.9,"t":"2048-01-18T10:55:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.01,"alt":83.62,"az":61.1,"t":"2048-01-18T11:00:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.0,"alt":84.42,"az":57.3,"t":"2048-01-18T11:05:00Z","terrain":1.13},{"above_terrain":true,"airmass":1.0,"alt":85.19,"az":52.2,"t":"2048-01-18T11:10:00Z","terrain":0.68},{"above_terrain":true,"airmass":1.0,"alt":85.89,"az":45.1,"t":"2048-01-18T11:15:00Z","terrain":0.59},{"above_terrain":true,"airmass":1.0,"alt":86.5,"az":35.2,"t":"2048-01-18T11:20:00Z","terrain":0.05},{"above_terrain":true,"airmass":1.0,"alt":86.95,"az":21.6,"t":"2048-01-18T11:25:00Z","terrain":0.87},{"above_terrain":true,"airmass":1.0,"alt":87.16,"az":4.6,"t":"2048-01-18T11:30:00Z","terrain":-0.37},{"above_terrain":true,"airmass":1.0,"alt":87.09,"az":346.8,"t":"2048-01-18T11:35:00Z","terrain":-0.45},{"above_terrain":true,"airmass":1.0,"alt":86.76,"az":331.3,"t":"2048-01-18T11:40:00Z","terrain":-0.32},{"above_terrain":true,"airmass":1.0,"alt":86.22,"az":319.5,"t":"2048-01-18T11:45:00Z","terrain":-0.17},{"above_terrain":true,"airmass":1.0,"alt":85.56,"az":311.1,"t":"2048-01-18T11:50:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.0,"alt":84.82,"az":305.1,"t":"2048-01-18T11:55:00Z","terrain":-0.28},{"above_terrain":true,"airmass":1.01,"alt":84.04,"az":300.7,"t":"2048-01-18T12:00:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.01,"alt":83.22,"az":297.5,"t":"2048-01-18T12:05:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.01,"alt":82.38,"az":295.0,"t":"2048-01-18T12:10:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.01,"alt":81.52,"az":293.1,"t":"2048-01-18T12:15:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.01,"alt":80.66,"az":291.7,"t":"2048-01-18T12:20:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.02,"alt":79.78,"az":290.6,"t":"2048-01-18T12:25:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.02,"alt":78.9,"az":289.7,"t":"2048-01-18T12:30:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.02,"alt":78.02,"az":289.0,"t":"2048-01-18T12:35:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.03,"alt":77.14,"az":288.5,"t":"2048-01-18T12:40:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.03,"alt":76.25,"az":288.1,"t":"2048-01-18T12:45:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.03,"alt":75.36,"az":287.8,"t":"2048-01-18T12:50:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.04,"alt":74.46,"az":287.5,"t":"2048-01-18T12:55:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.04,"alt":73.57,"az":287.4,"t":"2048-01-18T13:00:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.05,"alt":72.68,"az":287.3,"t":"2048-01-18T13:05:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.05,"alt":71.78,"az":287.3,"t":"2048-01-18T13:10:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.06,"alt":70.89,"az":287.3,"t":"2048-01-18T13:15:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.06,"alt":70.0,"az":287.3,"t":"2048-01-18T13:20:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.07,"alt":69.1,"az":287.4,"t":"2048-01-18T13:25:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.08,"alt":68.21,"az":287.5,"t":"2048-01-18T13:30:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.08,"alt":67.32,"az":287.7,"t":"2048-01-18T13:35:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.09,"alt":66.43,"az":287.8,"t":"2048-01-18T13:40:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.1,"alt":65.54,"az":288.0,"t":"2048-01-18T13:45:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.11,"alt":64.65,"az":288.2,"t":"2048-01-18T13:50:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.11,"alt":63.76,"az":288.5,"t":"2048-01-18T13:55:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.12,"alt":62.87,"az":288.7,"t":"2048-01-18T14:00:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.13,"alt":61.99,"az":289.0,"t":"2048-01-18T14:05:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.14,"alt":61.1,"az":289.2,"t":"2048-01-18T14:10:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.15,"alt":60.22,"az":289.5,"t":"2048-01-18T14:15:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.16,"alt":59.34,"az":289.8,"t":"2048-01-18T14:20:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.17,"alt":58.46,"az":290.1,"t":"2048-01-18T14:25:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.18,"alt":57.58,"az":290.4,"t":"2048-01-18T14:30:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.2,"alt":56.7,"az":290.7,"t":"2048-01-18T14:35:00Z","terrain":0.44},{"above_terrain":true,"airmass":1.21,"alt":55.83,"az":291.1,"t":"2048-01-18T14:40:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.22,"alt":54.96,"az":291.4,"t":"2048-01-18T14:45:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.23,"alt":54.09,"az":291.8,"t":"2048-01-18T14:50:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.25,"alt":53.22,"az":292.1,"t":"2048-01-18T14:55:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.26,"alt":52.35,"az":292.5,"t":"2048-01-18T15:00:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.28,"alt":51.49,"az":292.9,"t":"2048-01-18T15:05:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.29,"alt":50.63,"az":293.2,"t":"2048-01-18T15:10:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.31,"alt":49.77,"az":293.6,"t":"2048-01-18T15:15:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.33,"alt":48.91,"az":294.0,"t":"2048-01-18T15:20:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.34,"alt":48.06,"az":294.4,"t":"2048-01-18T15:25:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.36,"alt":47.21,"az":294.8,"t":"2048-01-18T15:30:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.38,"alt":46.36,"az":295.2,"t":"2048-01-18T15:35:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.4,"alt":45.52,"az":295.7,"t":"2048-01-18T15:40:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.42,"alt":44.67,"az":296.1,"t":"2048-01-18T15:45:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.44,"alt":43.83,"az":296.5,"t":"2048-01-18T15:50:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.46,"alt":43.0,"az":297.0,"t":"2048-01-18T15:55:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.49,"alt":42.17,"az":297.4,"t":"2048-01-18T16:00:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.51,"alt":41.34,"az":297.8,"t":"2048-01-18T16:05:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.54,"alt":40.51,"az":298.3,"t":"2048-01-18T16:10:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.56,"alt":39.69,"az":298.7,"t":"2048-01-18T16:15:00Z","terrain":0.16},{"above_terrain":true,"airmass":1.59,"alt":38.87,"az":299.2,"t":"2048-01-18T16:20:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.62,"alt":38.05,"az":299.7,"t":"2048-01-18T16:25:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.65,"alt":37.24,"az":300.2,"t":"2048-01-18T16:30:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.68,"alt":36.44,"az":300.6,"t":"2048-01-18T16:35:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.71,"alt":35.63,"az":301.1,"t":"2048-01-18T16:40:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.75,"alt":34.83,"az":301.6,"t":"2048-01-18T16:45:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.78,"alt":34.04,"az":302.1,"t":"2048-01-18T16:50:00Z","terrain":0.05},{"above_terrain":true,"airmass":1.82,"alt":33.25,"az":302.6,"t":"2048-01-18T16:55:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.86,"alt":32.46,"az":303.1,"t":"2048-01-18T17:00:00Z","terrain":-0.22},{"above_terrain":true,"airmass":1.9,"alt":31.68,"az":303.6,"t":"2048-01-18T17:05:00Z","terrain":-0.15},{"above_terrain":true,"airmass":1.94,"alt":30.9,"az":304.1,"t":"2048-01-18T17:10:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.99,"alt":30.13,"az":304.7,"t":"2048-01-18T17:15:00Z","terrain":-0.22},{"above_terrain":true,"airmass":2.03,"alt":29.36,"az":305.2,"t":"2048-01-18T17:20:00Z","terrain":-0.27},{"above_terrain":true,"airmass":2.08,"alt":28.6,"az":305.7,"t":"2048-01-18T17:25:00Z","terrain":-0.2},{"above_terrain":true,"airmass":2.13,"alt":27.84,"az":306.3,"t":"2048-01-18T17:30:00Z","terrain":-0.08},{"above_terrain":true,"airmass":2.19,"alt":27.09,"az":306.8,"t":"2048-01-18T17:35:00Z","terrain":0.11},{"above_terrain":true,"airmass":2.24,"alt":26.34,"az":307.4,"t":"2048-01-18T17:40:00Z","terrain":0.23},{"above_terrain":true,"airmass":2.3,"alt":25.6,"az":307.9,"t":"2048-01-18T17:45:00Z","terrain":0.31},{"above_terrain":true,"airmass":2.37,"alt":24.87,"az":308.5,"t":"2048-01-18T17:50:00Z","terrain":0.25},{"above_terrain":true,"airmass":2.43,"alt":24.14,"az":309.0,"t":"2048-01-18T17:55:00Z","terrain":0.17},{"above_terrain":true,"airmass":2.5,"alt":23.41,"az":309.6,"t":"2048-01-18T18:00:00Z","terrain":0.2},{"above_terrain":true,"airmass":2.58,"alt":22.7,"az":310.2,"t":"2048-01-18T18:05:00Z","terrain":0.25},{"above_terrain":true,"airmass":2.66,"alt":21.98,"az":310.8,"t":"2048-01-18T18:10:00Z","terrain":0.33},{"above_terrain":true,"airmass":2.74,"alt":21.28,"az":311.4,"t":"2048-01-18T18:15:00Z","terrain":0.28},{"above_terrain":true,"airmass":2.83,"alt":20.58,"az":312.0,"t":"2048-01-18T18:20:00Z","terrain":0.15},{"above_terrain":true,"airmass":2.92,"alt":19.89,"az":312.6,"t":"2048-01-18T18:25:00Z","terrain":0.21},{"above_terrain":true,"airmass":3.02,"alt":19.2,"az":313.2,"t":"2048-01-18T18:30:00Z","terrain":0.3},{"above_terrain":true,"airmass":3.12,"alt":18.52,"az":313.8,"t":"2048-01-18T18:35:00Z","terrain":0.43},{"above_terrain":true,"airmass":3.23,"alt":17.85,"az":314.4,"t":"2048-01-18T18:40:00Z","terrain":0.51},{"above_terrain":true,"airmass":3.35,"alt":17.18,"az":315.0,"t":"2048-01-18T18:45:00Z","terrain":0.56},{"above_terrain":true,"airmass":3.48,"alt":16.52,"az":315.7,"t":"2048-01-18T18:50:00Z","terrain":0.51},{"above_terrain":true,"airmass":3.61,"alt":15.87,"az":316.3,"t":"2048-01-18T18:55:00Z","terrain":0.43},{"above_terrain":true,"airmass":3.76,"alt":15.23,"az":316.9,"t":"2048-01-18T19:00:00Z","terrain":0.31},{"above_terrain":true,"airmass":3.91,"alt":14.6,"az":317.6,"t":"2048-01-18T19:05:00Z","terrain":0.32},{"above_terrain":true,"airmass":4.08,"alt":13.97,"az":318.2,"t":"2048-01-18T19:10:00Z","terrain":0.21},{"above_terrain":true,"airmass":4.26,"alt":13.35,"az":318.9,"t":"2048-01-18T19:15:00Z","terrain":-0.1},{"above_terrain":true,"airmass":4.45,"alt":12.74,"az":319.6,"t":"2048-01-18T19:20:00Z","terrain":-0.17},{"above_terrain":true,"airmass":4.66,"alt":12.14,"az":320.3,"t":"2048-01-18T19:25:00Z","terrain":-0.2},{"above_terrain":true,"airmass":4.89,"alt":11.54,"az":320.9,"t":"2048-01-18T19:30:00Z","terrain":-0.2},{"above_terrain":true,"airmass":5.13,"alt":10.96,"az":321.6,"t":"2048-01-18T19:35:00Z","terrain":0.06},{"above_terrain":true,"airmass":5.4,"alt":10.38,"az":322.3,"t":"2048-01-18T19:40:00Z","terrain":0.17},{"above_terrain":true,"airmass":5.69,"alt":9.81,"az":323.0,"t":"2048-01-18T19:45:00Z","terrain":0.07},{"above_terrain":true,"airmass":6.0,"alt":9.25,"az":323.7,"t":"2048-01-18T19:50:00Z","terrain":-0.13},{"above_terrain":true,"airmass":6.35,"alt":8.7,"az":324.4,"t":"2048-01-18T19:55:00Z","terrain":-0.2},{"above_terrain":true,"airmass":6.73,"alt":8.17,"az":325.2,"t":"2048-01-18T20:00:00Z","terrain":-0.2},{"above_terrain":true,"airmass":7.15,"alt":7.64,"az":325.9,"t":"2048-01-18T20:05:00Z","terrain":-0.23},{"above_terrain":true,"airmass":7.62,"alt":7.12,"az":326.6,"t":"2048-01-18T20:10:00Z","terrain":-0.33},{"above_terrain":true,"airmass":8.13,"alt":6.61,"az":327.4,"t":"2048-01-18T20:15:00Z","terrain":-0.33},{"above_terrain":true,"airmass":8.71,"alt":6.11,"az":328.1,"t":"2048-01-18T20:20:00Z","terrain":-0.22},{"above_terrain":true,"airmass":9.35,"alt":5.62,"az":328.9,"t":"2048-01-18T20:25:00Z","terrain":-0.14},{"above_terrain":true,"airmass":10.08,"alt":5.14,"az":329.6,"t":"2048-01-18T20:30:00Z","terrain":-0.27},{"above_terrain":true,"airmass":10.89,"alt":4.67,"az":330.4,"t":"2048-01-18T20:35:00Z","terrain":-0.37},{"above_terrain":true,"airmass":11.82,"alt":4.21,"az":331.2,"t":"2048-01-18T20:40:00Z","terrain":-0.35},{"above_terrain":true,"airmass":12.87,"alt":3.77,"az":331.9,"t":"2048-01-18T20:45:00Z","terrain":-0.16},{"above_terrain":true,"airmass":14.08,"alt":3.33,"az":332.7,"t":"2048-01-18T20:50:00Z","terrain":-0.13},{"above_terrain":true,"airmass":15.47,"alt":2.91,"az":333.5,"t":"2048-01-18T20:55:00Z","terrain":-0.17},{"above_terrain":true,"airmass":17.07,"alt":2.5,"az":334.3,"t":"2048-01-18T21:00:00Z","terrain":-0.34},{"above_terrain":true,"airmass":18.93,"alt":2.1,"az":335.1,"t":"2048-01-18T21:05:00Z","terrain":-0.61},{"above_terrain":true,"airmass":21.1,"alt":1.71,"az":335.9,"t":"2048-01-18T21:10:00Z","terrain":-0.81},{"above_terrain":true,"airmass":23.63,"alt":1.33,"az":336.7,"t":"2048-01-18T21:15:00Z","terrain":-0.76},{"above_terrain":true,"airmass":26.59,"alt":0.97,"az":337.5,"t":"2048-01-18T21:20:00Z","terrain":-0.59},{"above_terrain":true,"airmass":30.05,"alt":0.62,"az":338.3,"t":"2048-01-18T21:25:00Z","terrain":-0.57},{"above_terrain":true,"airmass":34.06,"alt":0.28,"az":339.2,"t":"2048-01-18T21:30:00Z","terrain":-0.71},{"above_terrain":true,"airmass":null,"alt":-0.05,"az":340.0,"t":"2048-01-18T21:35:00Z","terrain":-0.53},{"above_terrain":true,"airmass":null,"alt":-0.36,"az":340.8,"t":"2048-01-18T21:40:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-0.66,"az":341.7,"t":"2048-01-18T21:45:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-0.95,"az":342.5,"t":"2048-01-18T21:50:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-1.22,"az":343.4,"t":"2048-01-18T21:55:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-1.49,"az":344.2,"t":"2048-01-18T22:00:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-1.73,"az":345.1,"t":"2048-01-18T22:05:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-1.97,"az":346.0,"t":"2048-01-18T22:10:00Z","terrain":-0.54},{"above_terrain":false,"airmass":null,"alt":-2.19,"az":346.8,"t":"2048-01-18T22:15:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-2.39,"az":347.7,"t":"2048-01-18T22:20:00Z","terrain":-0.23},{"above_terrain":false,"airmass":null,"alt":-2.59,"az":348.6,"t":"2048-01-18T22:25:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-2.76,"az":349.4,"t":"2048-01-18T22:30:00Z","terrain":0.06},{"above_terrain":false,"airmass":null,"alt":-2.93,"az":350.3,"t":"2048-01-18T22:35:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-3.08,"az":351.2,"t":"2048-01-18T22:40:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-3.22,"az":352.1,"t":"2048-01-18T22:45:00Z","terrain":0.29},{"above_terrain":false,"airmass":null,"alt":-3.34,"az":353.0,"t":"2048-01-18T22:50:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-3.44,"az":353.9,"t":"2048-01-18T22:55:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-3.54,"az":354.8,"t":"2048-01-18T23:00:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.62,"az":355.6,"t":"2048-01-18T23:05:00Z","terrain":0.7},{"above_terrain":false,"airmass":null,"alt":-3.68,"az":356.5,"t":"2048-01-18T23:10:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-3.73,"az":357.4,"t":"2048-01-18T23:15:00Z","terrain":0.69},{"above_terrain":false,"airmass":null,"alt":-3.76,"az":358.3,"t":"2048-01-18T23:20:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.78,"az":359.2,"t":"2048-01-18T23:25:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-3.79,"az":0.1,"t":"2048-01-18T23:30:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-3.78,"az":1.0,"t":"2048-01-18T23:35:00Z","terrain":0.37},{"above_terrain":false,"airmass":null,"alt":-3.75,"az":1.9,"t":"2048-01-18T23:40:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-3.72,"az":2.8,"t":"2048-01-18T23:45:00Z","terrain":-0.08},{"above_terrain":false,"airmass":null,"alt":-3.66,"az":3.7,"t":"2048-01-18T23:50:00Z","terrain":-0.24},{"above_terrain":false,"airmass":null,"alt":-3.6,"az":4.6,"t":"2048-01-18T23:55:00Z","terrain":-0.37},{"above_terrain":false,"airmass":null,"alt":-3.51,"az":5.5,"t":"2048-01-19T00:00:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-3.42,"az":6.4,"t":"2048-01-19T00:05:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-3.31,"az":7.3,"t":"2048-01-19T00:10:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-3.18,"az":8.2,"t":"2048-01-19T00:15:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-3.04,"az":9.0,"t":"2048-01-19T00:20:00Z","terrain":-0.66},{"above_terrain":false,"airmass":null,"alt":-2.89,"az":9.9,"t":"2048-01-19T00:25:00Z","terrain":-0.6},{"above_terrain":false,"airmass":null,"alt":-2.72,"az":10.8,"t":"2048-01-19T00:30:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-2.54,"az":11.7,"t":"2048-01-19T00:35:00Z","terrain":-0.25},{"above_terrain":false,"airmass":null,"alt":-2.34,"az":12.5,"t":"2048-01-19T00:40:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-2.13,"az":13.4,"t":"2048-01-19T00:45:00Z","terrain":-0.0},{"above_terrain":false,"airmass":null,"alt":-1.9,"az":14.3,"t":"2048-01-19T00:50:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-1.67,"az":15.1,"t":"2048-01-19T00:55:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-1.42,"az":16.0,"t":"2048-01-19T01:00:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-1.15,"az":16.9,"t":"2048-01-19T01:05:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-0.87,"az":17.7,"t":"2048-01-19T01:10:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-0.58,"az":18.5,"t":"2048-01-19T01:15:00Z","terrain":0.58},{"above_terrain":false,"airmass":null,"alt":-0.28,"az":19.4,"t":"2048-01-19T01:20:00Z","terrain":0.64},{"above_terrain":false,"airmass":37.34,"alt":0.04,"az":20.2,"t":"2048-01-19T01:25:00Z","terrain":0.67},{"above_terrain":false,"airmass":32.9,"alt":0.37,"az":21.1,"t":"2048-01-19T01:30:00Z","terrain":0.71},{"above_terrain":false,"airmass":29.05,"alt":0.71,"az":21.9,"t":"2048-01-19T01:35:00Z","terrain":0.95},{"above_terrain":false,"airmass":25.73,"alt":1.07,"az":22.7,"t":"2048-01-19T01:40:00Z","terrain":1.11},{"above_terrain":true,"airmass":22.89,"alt":1.43,"az":23.5,"t":"2048-01-19T01:45:00Z","terrain":1.04},{"above_terrain":true,"airmass":20.47,"alt":1.81,"az":24.3,"t":"2048-01-19T01:50:00Z","terrain":1.02},{"above_terrain":true,"airmass":18.39,"alt":2.21,"az":25.1,"t":"2048-01-19T01:55:00Z","terrain":1.24},{"above_terrain":true,"airmass":16.61,"alt":2.61,"az":25.9,"t":"2048-01-19T02:00:00Z","terrain":1.33},{"above_terrain":true,"airmass":15.07,"alt":3.02,"az":26.7,"t":"2048-01-19T02:05:00Z","terrain":1.3},{"above_terrain":true,"airmass":13.73,"alt":3.45,"az":27.5,"t":"2048-01-19T02:10:00Z","terrain":1.23},{"above_terrain":true,"airmass":12.57,"alt":3.89,"az":28.3,"t":"2048-01-19T02:15:00Z","terrain":1.14},{"above_terrain":true,"airmass":11.55,"alt":4.34,"az":29.1,"t":"2048-01-19T02:20:00Z","terrain":1.01},{"above_terrain":true,"airmass":10.66,"alt":4.8,"az":29.8,"t":"2048-01-19T02:25:00Z","terrain":1.12},{"above_terrain":true,"airmass":9.87,"alt":5.27,"az":30.6,"t":"2048-01-19T02:30:00Z","terrain":1.24},{"above_terrain":true,"airmass":9.17,"alt":5.75,"az":31.3,"t":"2048-01-19T02:35:00Z","terrain":1.32},{"above_terrain":true,"airmass":8.54,"alt":6.24,"az":32.1,"t":"2048-01-19T02:40:00Z","terrain":1.3},{"above_terrain":true,"airmass":7.99,"alt":6.74,"az":32.8,"t":"2048-01-19T02:45:00Z","terrain":1.04},{"above_terrain":true,"airmass":7.48,"alt":7.26,"az":33.6,"t":"2048-01-19T02:50:00Z","terrain":0.67},{"above_terrain":true,"airmass":7.03,"alt":7.78,"az":34.3,"t":"2048-01-19T02:55:00Z","terrain":0.31},{"above_terrain":true,"airmass":6.62,"alt":8.31,"az":35.0,"t":"2048-01-19T03:00:00Z","terrain":0.05},{"above_terrain":true,"airmass":6.25,"alt":8.85,"az":35.8,"t":"2048-01-19T03:05:00Z","terrain":0.03},{"above_terrain":true,"airmass":5.91,"alt":9.41,"az":36.5,"t":"2048-01-19T03:10:00Z","terrain":-0.03},{"above_terrain":true,"airmass":5.6,"alt":9.97,"az":37.2,"t":"2048-01-19T03:15:00Z","terrain":-0.11},{"above_terrain":true,"airmass":5.32,"alt":10.54,"az":37.9,"t":"2048-01-19T03:20:00Z","terrain":-0.19},{"above_terrain":true,"airmass":5.06,"alt":11.12,"az":38.6,"t":"2048-01-19T03:25:00Z","terrain":-0.18},{"above_terrain":true,"airmass":4.82,"alt":11.7,"az":39.3,"t":"2048-01-19T03:30:00Z","terrain":-0.13},{"above_terrain":true,"airmass":4.6,"alt":12.3,"az":39.9,"t":"2048-01-19T03:35:00Z","terrain":-0.06},{"above_terrain":true,"airmass":4.4,"alt":12.91,"az":40.6,"t":"2048-01-19T03:40:00Z","terrain":-0.01},{"above_terrain":true,"airmass":4.21,"alt":13.52,"az":41.3,"t":"2048-01-19T03:45:00Z","terrain":0.05},{"above_terrain":true,"airmass":4.03,"alt":14.14,"az":41.9,"t":"2048-01-19T03:50:00Z","terrain":0.11},{"above_terrain":true,"airmass":3.87,"alt":14.77,"az":42.6,"t":"2048-01-19T03:55:00Z","terrain":0.2},{"above_terrain":true,"airmass":3.72,"alt":15.41,"az":43.2,"t":"2048-01-19T04:00:00Z","terrain":0.29},{"above_terrain":true,"airmass":3.58,"alt":16.05,"az":43.9,"t":"2048-01-19T04:05:00Z","terrain":0.39},{"above_terrain":true,"airmass":3.44,"alt":16.7,"az":44.5,"t":"2048-01-19T04:10:00Z","terrain":0.5},{"above_terrain":true,"airmass":3.32,"alt":17.36,"az":45.1,"t":"2048-01-19T04:15:00Z","terrain":0.59},{"above_terrain":true,"airmass":3.2,"alt":18.03,"az":45.8,"t":"2048-01-19T04:20:00Z","terrain":0.65},{"above_terrain":true,"airmass":3.09,"alt":18.71,"az":46.4,"t":"2048-01-19T04:25:00Z","terrain":0.65},{"above_terrain":true,"airmass":2.99,"alt":19.39,"az":47.0,"t":"2048-01-19T04:30:00Z","terrain":0.61},{"above_terrain":true,"airmass":2.89,"alt":20.07,"az":47.6,"t":"2048-01-19T04:35:00Z","terrain":0.56},{"above_terrain":true,"airmass":2.8,"alt":20.77,"az":48.2,"t":"2048-01-19T04:40:00Z","terrain":0.5},{"above_terrain":true,"airmass":2.72,"alt":21.47,"az":48.8,"t":"2048-01-19T04:45:00Z","terrain":0.43},{"above_terrain":true,"airmass":2.63,"alt":22.18,"az":49.4,"t":"2048-01-19T04:50:00Z","terrain":0.41},{"above_terrain":true,"airmass":2.56,"alt":22.89,"az":50.0,"t":"2048-01-19T04:55:00Z","terrain":0.4},{"above_terrain":true,"airmass":2.48,"alt":23.61,"az":50.6,"t":"2048-01-19T05:00:00Z","terrain":0.47},{"above_terrain":true,"airmass":2.42,"alt":24.34,"az":51.1,"t":"2048-01-19T05:05:00Z","terrain":0.54},{"above_terrain":true,"airmass":2.35,"alt":25.07,"az":51.7,"t":"2048-01-19T05:10:00Z","terrain":0.6},{"above_terrain":true,"airmass":2.29,"alt":25.81,"az":52.2,"t":"2048-01-19T05:15:00Z","terrain":0.68},{"above_terrain":true,"airmass":2.23,"alt":26.55,"az":52.8,"t":"2048-01-19T05:20:00Z","terrain":0.8},{"above_terrain":true,"airmass":2.17,"alt":27.3,"az":53.3,"t":"2048-01-19T05:25:00Z","terrain":0.9},{"above_terrain":true,"airmass":2.12,"alt":28.05,"az":53.9,"t":"2048-01-19T05:30:00Z","terrain":0.98},{"above_terrain":true,"airmass":2.07,"alt":28.81,"az":54.4,"t":"2048-01-19T05:35:00Z","terrain":1.03},{"above_terrain":true,"airmass":2.02,"alt":29.57,"az":55.0,"t":"2048-01-19T05:40:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.97,"alt":30.34,"az":55.5,"t":"2048-01-19T05:45:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.93,"alt":31.12,"az":56.0,"t":"2048-01-19T05:50:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.89,"alt":31.89,"az":56.5,"t":"2048-01-19T05:55:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.85,"alt":32.68,"az":57.0,"t":"2048-01-19T06:00:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.81,"alt":33.46,"az":57.5,"t":"2048-01-19T06:05:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.77,"alt":34.26,"az":58.0,"t":"2048-01-19T06:10:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.74,"alt":35.05,"az":58.5,"t":"2048-01-19T06:15:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.7,"alt":35.85,"az":59.0,"t":"2048-01-19T06:20:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.67,"alt":36.66,"az":59.5,"t":"2048-01-19T06:25:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.64,"alt":37.47,"az":60.0,"t":"2048-01-19T06:30:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.61,"alt":38.28,"az":60.4,"t":"2048-01-19T06:35:00Z","terrain":1.13},{"above_terrain":true,"airmass":1.58,"alt":39.09,"az":60.9,"t":"2048-01-19T06:40:00Z","terrain":1.1},{"above_terrain":true,"airmass":1.56,"alt":39.91,"az":61.4,"t":"2048-01-19T06:45:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.53,"alt":40.74,"az":61.8,"t":"2048-01-19T06:50:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.51,"alt":41.56,"az":62.3,"t":"2048-01-19T06:55:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.48,"alt":42.39,"az":62.7,"t":"2048-01-19T07:00:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.46,"alt":43.23,"az":63.2,"t":"2048-01-19T07:05:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.44,"alt":44.06,"az":63.6,"t":"2048-01-19T07:10:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.41,"alt":44.9,"az":64.0,"t":"2048-01-19T07:15:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.39,"alt":45.75,"az":64.5,"t":"2048-01-19T07:20:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.38,"alt":46.59,"az":64.9,"t":"2048-01-19T07:25:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.36,"alt":47.44,"az":65.3,"t":"2048-01-19T07:30:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.34,"alt":48.29,"az":65.7,"t":"2048-01-19T07:35:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.32,"alt":49.15,"az":66.1,"t":"2048-01-19T07:40:00Z","terrain":0.84},{"above_terrain":true,"airmass":1.3,"alt":50.0,"az":66.5,"t":"2048-01-19T07:45:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.29,"alt":50.86,"az":66.9,"t":"2048-01-19T07:50:00Z","terrain":0.92},{"above_terrain":true,"airmass":1.27,"alt":51.73,"az":67.2,"t":"2048-01-19T07:55:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.26,"alt":52.59,"az":67.6,"t":"2048-01-19T08:00:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.24,"alt":53.46,"az":68.0,"t":"2048-01-19T08:05:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.23,"alt":54.32,"az":68.3,"t":"2048-01-19T08:10:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.22,"alt":55.2,"az":68.7,"t":"2048-01-19T08:15:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.2,"alt":56.07,"az":69.0,"t":"2048-01-19T08:20:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.19,"alt":56.94,"az":69.3,"t":"2048-01-19T08:25:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.18,"alt":57.82,"az":69.7,"t":"2048-01-19T08:30:00Z","terrain":1.16},{"above_terrain":true,"airmass":1.17,"alt":58.7,"az":70.0,"t":"2048-01-19T08:35:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.16,"alt":59.58,"az":70.3,"t":"2048-01-19T08:40:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.15,"alt":60.46,"az":70.6,"t":"2048-01-19T08:45:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.14,"alt":61.34,"az":70.8,"t":"2048-01-19T08:50:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.13,"alt":62.23,"az":71.1,"t":"2048-01-19T08:55:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.12,"alt":63.12,"az":71.4,"t":"2048-01-19T09:00:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.11,"alt":64.0,"az":71.6,"t":"2048-01-19T09:05:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.1,"alt":64.89,"az":71.8,"t":"2048-01-19T09:10:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.1,"alt":65.78,"az":72.0,"t":"2048-01-19T09:15:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.09,"alt":66.67,"az":72.2,"t":"2048-01-19T09:20:00Z","terrain":1.16},{"above_terrain":true,"airmass":1.08,"alt":67.56,"az":72.4,"t":"2048-01-19T09:25:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.07,"alt":68.46,"az":72.5,"t":"2048-01-19T09:30:00Z","terrain":1.1},{"above_terrain":true,"airmass":1.07,"alt":69.35,"az":72.6,"t":"2048-01-19T09:35:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.06,"alt":70.24,"az":72.7,"t":"2048-01-19T09:40:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.06,"alt":71.14,"az":72.7,"t":"2048-01-19T09:45:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.05,"alt":72.03,"az":72.7,"t":"2048-01-19T09:50:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.05,"alt":72.92,"az":72.7,"t":"2048-01-19T09:55:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.04,"alt":73.82,"az":72.6,"t":"2048-01-19T10:00:00Z","terrain":1.08}],"transit":{"airmass":1.0,"alt":87.2,"az":4.6,"t":"2048-01-18T11:30:00Z"},"usable_hours":1.42,"verdict":"poor","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."]}