{"assessment":{"best_window":{"end":"2038-09-17T23:50Z","end_local":"02:50","hours":5.75,"label":"good","mean_quality":0.76,"start":"2038-09-17T18:05Z","start_local":"21:05"},"cost":{"altitude":1.2,"clouds":0.0,"darkness":1.28,"moon":2.0},"formula":"astronomy = 100 * min(1, sky_hours / reference_hours) * peak_sky; overall = astronomy * score_weather / 100 (null when the weather is unknown)","hard_limit":null,"headline":"Astronomically worth it \u2014 weather unknown","hourly":[{"alt":62,"cloud":null,"high":null,"iso":"2038-09-17T17:00Z","label":"poor","low":null,"mid":null,"moon_alt":-17,"precip":null,"q":0.15,"rh":null,"sky":"nautical twilight","temp":null,"time":"20:00","wind":null},{"alt":73,"cloud":null,"high":null,"iso":"2038-09-17T18:00Z","label":"marginal","low":null,"mid":null,"moon_alt":-7,"precip":null,"q":0.5,"rh":null,"sky":"astronomical twilight","temp":null,"time":"21:00","wind":null},{"alt":83,"cloud":null,"high":null,"iso":"2038-09-17T19:00Z","label":"good","low":null,"mid":null,"moon_alt":3,"precip":null,"q":0.81,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":85,"cloud":null,"high":null,"iso":"2038-09-17T20:00Z","label":"good","low":null,"mid":null,"moon_alt":14,"precip":null,"q":0.77,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":74,"cloud":null,"high":null,"iso":"2038-09-17T21:00Z","label":"good","low":null,"mid":null,"moon_alt":25,"precip":null,"q":0.74,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":63,"cloud":null,"high":null,"iso":"2038-09-17T22:00Z","label":"good","low":null,"mid":null,"moon_alt":36,"precip":null,"q":0.71,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":53,"cloud":null,"high":null,"iso":"2038-09-17T23:00Z","label":"good","low":null,"mid":null,"moon_alt":46,"precip":null,"q":0.65,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":43,"cloud":null,"high":null,"iso":"2038-09-18T00:00Z","label":"marginal","low":null,"mid":null,"moon_alt":55,"precip":null,"q":0.59,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":33,"cloud":null,"high":null,"iso":"2038-09-18T01:00Z","label":"marginal","low":null,"mid":null,"moon_alt":60,"precip":null,"q":0.54,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":24,"cloud":null,"high":null,"iso":"2038-09-18T02:00Z","label":"marginal","low":null,"mid":null,"moon_alt":60,"precip":null,"q":0.36,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":16,"cloud":null,"high":null,"iso":"2038-09-18T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":55,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"06:00","wind":null},{"alt":8,"cloud":null,"high":null,"iso":"2038-09-18T04:00Z","label":"unusable","low":null,"mid":null,"moon_alt":47,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"07:00","wind":null}],"peak_quality":1.0,"peak_sky":1.0,"quality_hours":6.02,"reasons":["moonlight cost 2.0 quality-hours","daylight and twilight cost 1.3 quality-hours","the target being low or below 20\u00b0 cost 1.2 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":100,"score_weather":null,"sky_hours":6.02,"verdict":"unknown","verdict_astronomy":"good","weather_known":false,"windows":[{"end":"2038-09-17T16:55Z","end_local":"19:55","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2038-09-17T16:25Z","start_local":"19:25"},{"end":"2038-09-17T17:30Z","end_local":"20:30","hours":0.58,"label":"poor","mean_quality":0.15,"start":"2038-09-17T16:55Z","start_local":"19:55"},{"end":"2038-09-17T18:05Z","end_local":"21:05","hours":0.58,"label":"marginal","mean_quality":0.5,"start":"2038-09-17T17:30Z","start_local":"20:30"},{"end":"2038-09-17T23:50Z","end_local":"02:50","hours":5.75,"label":"good","mean_quality":0.76,"start":"2038-09-17T18:05Z","start_local":"21:05"},{"end":"2038-09-18T02:20Z","end_local":"05:20","hours":2.5,"label":"marginal","mean_quality":0.5,"start":"2038-09-17T23:50Z","start_local":"02:50"},{"end":"2038-09-18T02:30Z","end_local":"05:30","hours":0.17,"label":"poor","mean_quality":0.28,"start":"2038-09-18T02:20Z","start_local":"05:20"},{"end":"2038-09-18T04:05Z","end_local":"07:05","hours":1.58,"label":"unusable","mean_quality":0.0,"start":"2038-09-18T02:30Z","start_local":"05:30"}]},"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":"2038-09-17T18:01:10Z","dark_hours":8.48,"dark_to":"2038-09-18T02:30:03Z","moon":{"illumination":0.828,"phase":"waning gibbous","waxing":false},"moon_free_dark_hours":0.65,"moonrise":"2038-09-17T18:41:46Z","moonset":"2038-09-18T08:26:40Z","sunrise":"2038-09-18T04:04:12Z","sunset":"2038-09-17T16:27:08Z","twilight":{"astronomical":{"end":"2038-09-17T18:01:10Z","start":"2038-09-18T02:30:03Z"},"civil":{"end":"2038-09-17T16:54:55Z","start":"2038-09-18T03:36:22Z"},"nautical":{"end":"2038-09-17T17:27:38Z","start":"2038-09-18T03:03:38Z"}},"window_end":"2038-09-18T09:00:00Z","window_start":"2038-09-17T09:00:00Z"},"night_date":"2038-09-17","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.0,"alt":87.3,"t":"2038-09-17T19:35:00Z"},"dec":44.25788576,"dec_of_date":44.41,"dec_str":"+44\u00b0 15' 28.4\"","good_hours":7.25,"limit_rise":"2038-09-17T12:41:34Z","limit_set":"2038-09-18T02:26:21Z","max_az_rate_deg_per_min":3.71,"moon_separation":80.1,"never_rises":false,"ra":314.72388973,"ra_of_date":315.0708,"ra_str":"20h 58m 53.7s","resolved":{"dec":44.25788576,"name":"EM* LkHA 190","ra":314.72388973,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=V1057%20Cyg","source":"sesame","spectral_type":"F7/G3I/IIe","type":"Or*","type_text":"Orion-type variable \u2014 a young, erupting star","vmag":12.33},"summary":"7.2 dark hours above 30\u00b0 \u2014 a proper target for this night.","terrain":{"available":true,"behind_at":"2038-09-18T05:42:49Z","blocked_dark_hours":0,"clears_at":"2038-09-17T09:48:10Z","rise_az":23.3},"track":[{"above_terrain":false,"airmass":null,"alt":-1.85,"az":14.9,"t":"2038-09-17T09:00:00Z","terrain":0.38},{"above_terrain":false,"airmass":null,"alt":-1.6,"az":15.8,"t":"2038-09-17T09:05:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-1.34,"az":16.6,"t":"2038-09-17T09:10:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-1.07,"az":17.5,"t":"2038-09-17T09:15:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-0.78,"az":18.3,"t":"2038-09-17T09:20:00Z","terrain":0.56},{"above_terrain":false,"airmass":null,"alt":-0.48,"az":19.2,"t":"2038-09-17T09:25:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-0.17,"az":20.0,"t":"2038-09-17T09:30:00Z","terrain":0.67},{"above_terrain":false,"airmass":35.63,"alt":0.16,"az":20.8,"t":"2038-09-17T09:35:00Z","terrain":0.69},{"above_terrain":false,"airmass":31.36,"alt":0.5,"az":21.7,"t":"2038-09-17T09:40:00Z","terrain":0.89},{"above_terrain":false,"airmass":27.68,"alt":0.85,"az":22.5,"t":"2038-09-17T09:45:00Z","terrain":1.07},{"above_terrain":true,"airmass":24.52,"alt":1.21,"az":23.3,"t":"2038-09-17T09:50:00Z","terrain":1.09},{"above_terrain":true,"airmass":21.84,"alt":1.59,"az":24.1,"t":"2038-09-17T09:55:00Z","terrain":0.95},{"above_terrain":true,"airmass":19.54,"alt":1.98,"az":24.9,"t":"2038-09-17T10:00:00Z","terrain":1.19},{"above_terrain":true,"airmass":17.58,"alt":2.38,"az":25.7,"t":"2038-09-17T10:05:00Z","terrain":1.31},{"above_terrain":true,"airmass":15.89,"alt":2.79,"az":26.5,"t":"2038-09-17T10:10:00Z","terrain":1.31},{"above_terrain":true,"airmass":14.44,"alt":3.22,"az":27.3,"t":"2038-09-17T10:15:00Z","terrain":1.25},{"above_terrain":true,"airmass":13.18,"alt":3.65,"az":28.1,"t":"2038-09-17T10:20:00Z","terrain":1.17},{"above_terrain":true,"airmass":12.08,"alt":4.1,"az":28.9,"t":"2038-09-17T10:25:00Z","terrain":1.03},{"above_terrain":true,"airmass":11.12,"alt":4.55,"az":29.6,"t":"2038-09-17T10:30:00Z","terrain":1.1},{"above_terrain":true,"airmass":10.27,"alt":5.02,"az":30.4,"t":"2038-09-17T10:35:00Z","terrain":1.21},{"above_terrain":true,"airmass":9.52,"alt":5.5,"az":31.2,"t":"2038-09-17T10:40:00Z","terrain":1.31},{"above_terrain":true,"airmass":8.85,"alt":5.99,"az":31.9,"t":"2038-09-17T10:45:00Z","terrain":1.33},{"above_terrain":true,"airmass":8.26,"alt":6.49,"az":32.7,"t":"2038-09-17T10:50:00Z","terrain":1.1},{"above_terrain":true,"airmass":7.73,"alt":7.0,"az":33.4,"t":"2038-09-17T10:55:00Z","terrain":0.76},{"above_terrain":true,"airmass":7.25,"alt":7.52,"az":34.1,"t":"2038-09-17T11:00:00Z","terrain":0.38},{"above_terrain":true,"airmass":6.82,"alt":8.05,"az":34.9,"t":"2038-09-17T11:05:00Z","terrain":0.1},{"above_terrain":true,"airmass":6.43,"alt":8.59,"az":35.6,"t":"2038-09-17T11:10:00Z","terrain":0.04},{"above_terrain":true,"airmass":6.07,"alt":9.14,"az":36.3,"t":"2038-09-17T11:15:00Z","terrain":-0.01},{"above_terrain":true,"airmass":5.75,"alt":9.7,"az":37.0,"t":"2038-09-17T11:20:00Z","terrain":-0.09},{"above_terrain":true,"airmass":5.45,"alt":10.27,"az":37.7,"t":"2038-09-17T11:25:00Z","terrain":-0.18},{"above_terrain":true,"airmass":5.18,"alt":10.84,"az":38.4,"t":"2038-09-17T11:30:00Z","terrain":-0.19},{"above_terrain":true,"airmass":4.93,"alt":11.43,"az":39.1,"t":"2038-09-17T11:35:00Z","terrain":-0.15},{"above_terrain":true,"airmass":4.7,"alt":12.03,"az":39.8,"t":"2038-09-17T11:40:00Z","terrain":-0.07},{"above_terrain":true,"airmass":4.49,"alt":12.63,"az":40.5,"t":"2038-09-17T11:45:00Z","terrain":-0.02},{"above_terrain":true,"airmass":4.29,"alt":13.24,"az":41.1,"t":"2038-09-17T11:50:00Z","terrain":0.03},{"above_terrain":true,"airmass":4.11,"alt":13.86,"az":41.8,"t":"2038-09-17T11:55:00Z","terrain":0.1},{"above_terrain":true,"airmass":3.94,"alt":14.49,"az":42.5,"t":"2038-09-17T12:00:00Z","terrain":0.18},{"above_terrain":true,"airmass":3.78,"alt":15.12,"az":43.1,"t":"2038-09-17T12:05:00Z","terrain":0.27},{"above_terrain":true,"airmass":3.64,"alt":15.77,"az":43.8,"t":"2038-09-17T12:10:00Z","terrain":0.37},{"above_terrain":true,"airmass":3.5,"alt":16.42,"az":44.4,"t":"2038-09-17T12:15:00Z","terrain":0.48},{"above_terrain":true,"airmass":3.37,"alt":17.08,"az":45.0,"t":"2038-09-17T12:20:00Z","terrain":0.58},{"above_terrain":true,"airmass":3.25,"alt":17.74,"az":45.7,"t":"2038-09-17T12:25:00Z","terrain":0.64},{"above_terrain":true,"airmass":3.14,"alt":18.42,"az":46.3,"t":"2038-09-17T12:30:00Z","terrain":0.65},{"above_terrain":true,"airmass":3.03,"alt":19.1,"az":46.9,"t":"2038-09-17T12:35:00Z","terrain":0.62},{"above_terrain":true,"airmass":2.93,"alt":19.78,"az":47.5,"t":"2038-09-17T12:40:00Z","terrain":0.57},{"above_terrain":true,"airmass":2.84,"alt":20.48,"az":48.1,"t":"2038-09-17T12:45:00Z","terrain":0.52},{"above_terrain":true,"airmass":2.75,"alt":21.18,"az":48.7,"t":"2038-09-17T12:50:00Z","terrain":0.45},{"above_terrain":true,"airmass":2.67,"alt":21.88,"az":49.3,"t":"2038-09-17T12:55:00Z","terrain":0.41},{"above_terrain":true,"airmass":2.59,"alt":22.59,"az":49.9,"t":"2038-09-17T13:00:00Z","terrain":0.4},{"above_terrain":true,"airmass":2.51,"alt":23.31,"az":50.5,"t":"2038-09-17T13:05:00Z","terrain":0.46},{"above_terrain":true,"airmass":2.44,"alt":24.04,"az":51.0,"t":"2038-09-17T13:10:00Z","terrain":0.53},{"above_terrain":true,"airmass":2.38,"alt":24.77,"az":51.6,"t":"2038-09-17T13:15:00Z","terrain":0.59},{"above_terrain":true,"airmass":2.31,"alt":25.5,"az":52.2,"t":"2038-09-17T13:20:00Z","terrain":0.66},{"above_terrain":true,"airmass":2.25,"alt":26.25,"az":52.7,"t":"2038-09-17T13:25:00Z","terrain":0.78},{"above_terrain":true,"airmass":2.2,"alt":26.99,"az":53.3,"t":"2038-09-17T13:30:00Z","terrain":0.88},{"above_terrain":true,"airmass":2.14,"alt":27.75,"az":53.8,"t":"2038-09-17T13:35:00Z","terrain":0.97},{"above_terrain":true,"airmass":2.09,"alt":28.51,"az":54.4,"t":"2038-09-17T13:40:00Z","terrain":1.03},{"above_terrain":true,"airmass":2.04,"alt":29.27,"az":54.9,"t":"2038-09-17T13:45:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.99,"alt":30.04,"az":55.4,"t":"2038-09-17T13:50:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.95,"alt":30.81,"az":55.9,"t":"2038-09-17T13:55:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.9,"alt":31.59,"az":56.5,"t":"2038-09-17T14:00:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.86,"alt":32.37,"az":57.0,"t":"2038-09-17T14:05:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.82,"alt":33.16,"az":57.5,"t":"2038-09-17T14:10:00Z","terrain":1.16},{"above_terrain":true,"airmass":1.79,"alt":33.95,"az":58.0,"t":"2038-09-17T14:15:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.75,"alt":34.74,"az":58.5,"t":"2038-09-17T14:20:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.72,"alt":35.54,"az":59.0,"t":"2038-09-17T14:25:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.68,"alt":36.35,"az":59.5,"t":"2038-09-17T14:30:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.65,"alt":37.16,"az":59.9,"t":"2038-09-17T14:35:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.62,"alt":37.97,"az":60.4,"t":"2038-09-17T14:40:00Z","terrain":1.14},{"above_terrain":true,"airmass":1.59,"alt":38.78,"az":60.9,"t":"2038-09-17T14:45:00Z","terrain":1.1},{"above_terrain":true,"airmass":1.57,"alt":39.6,"az":61.4,"t":"2038-09-17T14:50:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.54,"alt":40.43,"az":61.8,"t":"2038-09-17T14:55:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.51,"alt":41.25,"az":62.3,"t":"2038-09-17T15:00:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.49,"alt":42.08,"az":62.7,"t":"2038-09-17T15:05:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.47,"alt":42.92,"az":63.2,"t":"2038-09-17T15:10:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.44,"alt":43.75,"az":63.6,"t":"2038-09-17T15:15:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.42,"alt":44.59,"az":64.0,"t":"2038-09-17T15:20:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.4,"alt":45.44,"az":64.5,"t":"2038-09-17T15:25:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.38,"alt":46.28,"az":64.9,"t":"2038-09-17T15:30:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.36,"alt":47.13,"az":65.3,"t":"2038-09-17T15:35:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.34,"alt":47.98,"az":65.7,"t":"2038-09-17T15:40:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.33,"alt":48.84,"az":66.1,"t":"2038-09-17T15:45:00Z","terrain":0.84},{"above_terrain":true,"airmass":1.31,"alt":49.7,"az":66.5,"t":"2038-09-17T15:50:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.29,"alt":50.56,"az":66.9,"t":"2038-09-17T15:55:00Z","terrain":0.92},{"above_terrain":true,"airmass":1.28,"alt":51.42,"az":67.3,"t":"2038-09-17T16:00:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.26,"alt":52.28,"az":67.7,"t":"2038-09-17T16:05:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.25,"alt":53.15,"az":68.0,"t":"2038-09-17T16:10:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.23,"alt":54.02,"az":68.4,"t":"2038-09-17T16:15:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.22,"alt":54.89,"az":68.7,"t":"2038-09-17T16:20:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.21,"alt":55.76,"az":69.1,"t":"2038-09-17T16:25:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.2,"alt":56.64,"az":69.4,"t":"2038-09-17T16:30:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.18,"alt":57.51,"az":69.8,"t":"2038-09-17T16:35:00Z","terrain":1.18},{"above_terrain":true,"airmass":1.17,"alt":58.39,"az":70.1,"t":"2038-09-17T16:40:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.16,"alt":59.27,"az":70.4,"t":"2038-09-17T16:45:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.15,"alt":60.16,"az":70.7,"t":"2038-09-17T16:50:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.14,"alt":61.04,"az":71.0,"t":"2038-09-17T16:55:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.13,"alt":61.93,"az":71.3,"t":"2038-09-17T17:00:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.12,"alt":62.81,"az":71.5,"t":"2038-09-17T17:05:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.11,"alt":63.7,"az":71.8,"t":"2038-09-17T17:10:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.11,"alt":64.59,"az":72.0,"t":"2038-09-17T17:15:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.1,"alt":65.48,"az":72.2,"t":"2038-09-17T17:20:00Z","terrain":1.15},{"above_terrain":true,"airmass":1.09,"alt":66.37,"az":72.4,"t":"2038-09-17T17:25:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.08,"alt":67.27,"az":72.6,"t":"2038-09-17T17:30:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.08,"alt":68.16,"az":72.7,"t":"2038-09-17T17:35:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.07,"alt":69.05,"az":72.9,"t":"2038-09-17T17:40:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.06,"alt":69.95,"az":73.0,"t":"2038-09-17T17:45:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.06,"alt":70.84,"az":73.0,"t":"2038-09-17T17:50:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.05,"alt":71.74,"az":73.1,"t":"2038-09-17T17:55:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.05,"alt":72.64,"az":73.1,"t":"2038-09-17T18:00:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.04,"alt":73.53,"az":73.0,"t":"2038-09-17T18:05:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.04,"alt":74.43,"az":72.9,"t":"2038-09-17T18:10:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.03,"alt":75.32,"az":72.7,"t":"2038-09-17T18:15:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.03,"alt":76.21,"az":72.4,"t":"2038-09-17T18:20:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.03,"alt":77.1,"az":72.0,"t":"2038-09-17T18:25:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.02,"alt":77.99,"az":71.5,"t":"2038-09-17T18:30:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.02,"alt":78.88,"az":70.9,"t":"2038-09-17T18:35:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.02,"alt":79.76,"az":70.1,"t":"2038-09-17T18:40:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.01,"alt":80.64,"az":69.0,"t":"2038-09-17T18:45:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.01,"alt":81.51,"az":67.6,"t":"2038-09-17T18:50:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.01,"alt":82.37,"az":65.9,"t":"2038-09-17T18:55:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.01,"alt":83.21,"az":63.5,"t":"2038-09-17T19:00:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.01,"alt":84.04,"az":60.4,"t":"2038-09-17T19:05:00Z","terrain":1.13},{"above_terrain":true,"airmass":1.0,"alt":84.84,"az":56.2,"t":"2038-09-17T19:10:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.0,"alt":85.59,"az":50.4,"t":"2038-09-17T19:15:00Z","terrain":0.45},{"above_terrain":true,"airmass":1.0,"alt":86.27,"az":42.1,"t":"2038-09-17T19:20:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.0,"alt":86.83,"az":30.4,"t":"2038-09-17T19:25:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.0,"alt":87.19,"az":14.6,"t":"2038-09-17T19:30:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.0,"alt":87.28,"az":356.1,"t":"2038-09-17T19:35:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.0,"alt":87.07,"az":338.4,"t":"2038-09-17T19:40:00Z","terrain":-0.58},{"above_terrain":true,"airmass":1.0,"alt":86.61,"az":324.3,"t":"2038-09-17T19:45:00Z","terrain":-0.2},{"above_terrain":true,"airmass":1.0,"alt":86.0,"az":314.1,"t":"2038-09-17T19:50:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.0,"alt":85.29,"az":307.0,"t":"2038-09-17T19:55:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.0,"alt":84.51,"az":301.9,"t":"2038-09-17T20:00:00Z","terrain":0.11},{"above_terrain":true,"airmass":1.01,"alt":83.7,"az":298.2,"t":"2038-09-17T20:05:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.01,"alt":82.87,"az":295.4,"t":"2038-09-17T20:10:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.01,"alt":82.01,"az":293.3,"t":"2038-09-17T20:15:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.01,"alt":81.15,"az":291.7,"t":"2038-09-17T20:20:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.01,"alt":80.28,"az":290.5,"t":"2038-09-17T20:25:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.02,"alt":79.4,"az":289.6,"t":"2038-09-17T20:30:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.02,"alt":78.51,"az":288.8,"t":"2038-09-17T20:35:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.02,"alt":77.63,"az":288.2,"t":"2038-09-17T20:40:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.03,"alt":76.74,"az":287.8,"t":"2038-09-17T20:45:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.03,"alt":75.84,"az":287.5,"t":"2038-09-17T20:50:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.04,"alt":74.95,"az":287.2,"t":"2038-09-17T20:55:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.04,"alt":74.06,"az":287.1,"t":"2038-09-17T21:00:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.04,"alt":73.16,"az":287.0,"t":"2038-09-17T21:05:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.05,"alt":72.27,"az":286.9,"t":"2038-09-17T21:10:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.05,"alt":71.37,"az":286.9,"t":"2038-09-17T21:15:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.06,"alt":70.48,"az":287.0,"t":"2038-09-17T21:20:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.07,"alt":69.58,"az":287.1,"t":"2038-09-17T21:25:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.07,"alt":68.69,"az":287.2,"t":"2038-09-17T21:30:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.08,"alt":67.79,"az":287.3,"t":"2038-09-17T21:35:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.09,"alt":66.9,"az":287.5,"t":"2038-09-17T21:40:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.09,"alt":66.01,"az":287.7,"t":"2038-09-17T21:45:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.1,"alt":65.12,"az":287.9,"t":"2038-09-17T21:50:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.11,"alt":64.22,"az":288.1,"t":"2038-09-17T21:55:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.12,"alt":63.34,"az":288.3,"t":"2038-09-17T22:00:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.13,"alt":62.45,"az":288.6,"t":"2038-09-17T22:05:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.14,"alt":61.56,"az":288.9,"t":"2038-09-17T22:10:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.15,"alt":60.68,"az":289.1,"t":"2038-09-17T22:15:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.16,"alt":59.79,"az":289.4,"t":"2038-09-17T22:20:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.17,"alt":58.91,"az":289.7,"t":"2038-09-17T22:25:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.18,"alt":58.03,"az":290.0,"t":"2038-09-17T22:30:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.19,"alt":57.15,"az":290.4,"t":"2038-09-17T22:35:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.2,"alt":56.28,"az":290.7,"t":"2038-09-17T22:40:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.21,"alt":55.4,"az":291.0,"t":"2038-09-17T22:45:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.23,"alt":54.53,"az":291.4,"t":"2038-09-17T22:50:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.24,"alt":53.66,"az":291.8,"t":"2038-09-17T22:55:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.25,"alt":52.79,"az":292.1,"t":"2038-09-17T23:00:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.27,"alt":51.92,"az":292.5,"t":"2038-09-17T23:05:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.28,"alt":51.06,"az":292.9,"t":"2038-09-17T23:10:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.3,"alt":50.2,"az":293.3,"t":"2038-09-17T23:15:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.32,"alt":49.34,"az":293.7,"t":"2038-09-17T23:20:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.33,"alt":48.49,"az":294.1,"t":"2038-09-17T23:25:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.35,"alt":47.63,"az":294.5,"t":"2038-09-17T23:30:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.37,"alt":46.78,"az":294.9,"t":"2038-09-17T23:35:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.39,"alt":45.93,"az":295.3,"t":"2038-09-17T23:40:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.41,"alt":45.09,"az":295.7,"t":"2038-09-17T23:45:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.43,"alt":44.25,"az":296.1,"t":"2038-09-17T23:50:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.45,"alt":43.41,"az":296.6,"t":"2038-09-17T23:55:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.48,"alt":42.57,"az":297.0,"t":"2038-09-18T00:00:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.5,"alt":41.74,"az":297.5,"t":"2038-09-18T00:05:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.52,"alt":40.91,"az":297.9,"t":"2038-09-18T00:10:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.55,"alt":40.09,"az":298.4,"t":"2038-09-18T00:15:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.58,"alt":39.27,"az":298.8,"t":"2038-09-18T00:20:00Z","terrain":0.16},{"above_terrain":true,"airmass":1.61,"alt":38.45,"az":299.3,"t":"2038-09-18T00:25:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.63,"alt":37.63,"az":299.8,"t":"2038-09-18T00:30:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.67,"alt":36.82,"az":300.3,"t":"2038-09-18T00:35:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.7,"alt":36.02,"az":300.7,"t":"2038-09-18T00:40:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.73,"alt":35.21,"az":301.2,"t":"2038-09-18T00:45:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.77,"alt":34.42,"az":301.7,"t":"2038-09-18T00:50:00Z","terrain":0.15},{"above_terrain":true,"airmass":1.8,"alt":33.62,"az":302.2,"t":"2038-09-18T00:55:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.84,"alt":32.83,"az":302.7,"t":"2038-09-18T01:00:00Z","terrain":-0.14},{"above_terrain":true,"airmass":1.88,"alt":32.05,"az":303.2,"t":"2038-09-18T01:05:00Z","terrain":-0.2},{"above_terrain":true,"airmass":1.92,"alt":31.27,"az":303.7,"t":"2038-09-18T01:10:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.97,"alt":30.49,"az":304.3,"t":"2038-09-18T01:15:00Z","terrain":-0.15},{"above_terrain":true,"airmass":2.01,"alt":29.72,"az":304.8,"t":"2038-09-18T01:20:00Z","terrain":-0.25},{"above_terrain":true,"airmass":2.06,"alt":28.95,"az":305.3,"t":"2038-09-18T01:25:00Z","terrain":-0.25},{"above_terrain":true,"airmass":2.11,"alt":28.19,"az":305.9,"t":"2038-09-18T01:30:00Z","terrain":-0.19},{"above_terrain":true,"airmass":2.16,"alt":27.44,"az":306.4,"t":"2038-09-18T01:35:00Z","terrain":-0.03},{"above_terrain":true,"airmass":2.22,"alt":26.69,"az":307.0,"t":"2038-09-18T01:40:00Z","terrain":0.16},{"above_terrain":true,"airmass":2.28,"alt":25.94,"az":307.5,"t":"2038-09-18T01:45:00Z","terrain":0.25},{"above_terrain":true,"airmass":2.34,"alt":25.2,"az":308.1,"t":"2038-09-18T01:50:00Z","terrain":0.31},{"above_terrain":true,"airmass":2.4,"alt":24.47,"az":308.6,"t":"2038-09-18T01:55:00Z","terrain":0.23},{"above_terrain":true,"airmass":2.47,"alt":23.74,"az":309.2,"t":"2038-09-18T02:00:00Z","terrain":0.18},{"above_terrain":true,"airmass":2.54,"alt":23.02,"az":309.8,"t":"2038-09-18T02:05:00Z","terrain":0.21},{"above_terrain":true,"airmass":2.62,"alt":22.3,"az":310.4,"t":"2038-09-18T02:10:00Z","terrain":0.27},{"above_terrain":true,"airmass":2.7,"alt":21.59,"az":310.9,"t":"2038-09-18T02:15:00Z","terrain":0.35},{"above_terrain":true,"airmass":2.79,"alt":20.89,"az":311.5,"t":"2038-09-18T02:20:00Z","terrain":0.24},{"above_terrain":true,"airmass":2.88,"alt":20.19,"az":312.1,"t":"2038-09-18T02:25:00Z","terrain":0.16},{"above_terrain":true,"airmass":2.97,"alt":19.5,"az":312.7,"t":"2038-09-18T02:30:00Z","terrain":0.24},{"above_terrain":true,"airmass":3.08,"alt":18.81,"az":313.4,"t":"2038-09-18T02:35:00Z","terrain":0.34},{"above_terrain":true,"airmass":3.18,"alt":18.14,"az":314.0,"t":"2038-09-18T02:40:00Z","terrain":0.47},{"above_terrain":true,"airmass":3.3,"alt":17.47,"az":314.6,"t":"2038-09-18T02:45:00Z","terrain":0.52},{"above_terrain":true,"airmass":3.42,"alt":16.8,"az":315.2,"t":"2038-09-18T02:50:00Z","terrain":0.54},{"above_terrain":true,"airmass":3.56,"alt":16.15,"az":315.9,"t":"2038-09-18T02:55:00Z","terrain":0.49},{"above_terrain":true,"airmass":3.7,"alt":15.5,"az":316.5,"t":"2038-09-18T03:00:00Z","terrain":0.39},{"above_terrain":true,"airmass":3.85,"alt":14.86,"az":317.2,"t":"2038-09-18T03:05:00Z","terrain":0.3},{"above_terrain":true,"airmass":4.01,"alt":14.23,"az":317.8,"t":"2038-09-18T03:10:00Z","terrain":0.32},{"above_terrain":true,"airmass":4.18,"alt":13.6,"az":318.5,"t":"2038-09-18T03:15:00Z","terrain":0.11},{"above_terrain":true,"airmass":4.37,"alt":12.99,"az":319.1,"t":"2038-09-18T03:20:00Z","terrain":-0.15},{"above_terrain":true,"airmass":4.57,"alt":12.38,"az":319.8,"t":"2038-09-18T03:25:00Z","terrain":-0.19},{"above_terrain":true,"airmass":4.79,"alt":11.78,"az":320.5,"t":"2038-09-18T03:30:00Z","terrain":-0.2},{"above_terrain":true,"airmass":5.03,"alt":11.19,"az":321.2,"t":"2038-09-18T03:35:00Z","terrain":-0.13},{"above_terrain":true,"airmass":5.29,"alt":10.61,"az":321.9,"t":"2038-09-18T03:40:00Z","terrain":0.16},{"above_terrain":true,"airmass":5.57,"alt":10.03,"az":322.6,"t":"2038-09-18T03:45:00Z","terrain":0.14},{"above_terrain":true,"airmass":5.88,"alt":9.47,"az":323.3,"t":"2038-09-18T03:50:00Z","terrain":-0.0},{"above_terrain":true,"airmass":6.21,"alt":8.91,"az":324.0,"t":"2038-09-18T03:55:00Z","terrain":-0.21},{"above_terrain":true,"airmass":6.58,"alt":8.37,"az":324.7,"t":"2038-09-18T04:00:00Z","terrain":-0.2},{"above_terrain":true,"airmass":6.99,"alt":7.83,"az":325.4,"t":"2038-09-18T04:05:00Z","terrain":-0.21},{"above_terrain":true,"airmass":7.44,"alt":7.31,"az":326.2,"t":"2038-09-18T04:10:00Z","terrain":-0.26},{"above_terrain":true,"airmass":7.94,"alt":6.79,"az":326.9,"t":"2038-09-18T04:15:00Z","terrain":-0.38},{"above_terrain":true,"airmass":8.5,"alt":6.28,"az":327.6,"t":"2038-09-18T04:20:00Z","terrain":-0.29},{"above_terrain":true,"airmass":9.12,"alt":5.79,"az":328.4,"t":"2038-09-18T04:25:00Z","terrain":-0.19},{"above_terrain":true,"airmass":9.82,"alt":5.3,"az":329.1,"t":"2038-09-18T04:30:00Z","terrain":-0.16},{"above_terrain":true,"airmass":10.61,"alt":4.83,"az":329.9,"t":"2038-09-18T04:35:00Z","terrain":-0.33},{"above_terrain":true,"airmass":11.5,"alt":4.36,"az":330.7,"t":"2038-09-18T04:40:00Z","terrain":-0.38},{"above_terrain":true,"airmass":12.51,"alt":3.91,"az":331.5,"t":"2038-09-18T04:45:00Z","terrain":-0.28},{"above_terrain":true,"airmass":13.68,"alt":3.47,"az":332.2,"t":"2038-09-18T04:50:00Z","terrain":-0.14},{"above_terrain":true,"airmass":15.01,"alt":3.04,"az":333.0,"t":"2038-09-18T04:55:00Z","terrain":-0.12},{"above_terrain":true,"airmass":16.56,"alt":2.62,"az":333.8,"t":"2038-09-18T05:00:00Z","terrain":-0.21},{"above_terrain":true,"airmass":18.35,"alt":2.21,"az":334.6,"t":"2038-09-18T05:05:00Z","terrain":-0.45},{"above_terrain":true,"airmass":20.45,"alt":1.82,"az":335.4,"t":"2038-09-18T05:10:00Z","terrain":-0.69},{"above_terrain":true,"airmass":22.89,"alt":1.43,"az":336.2,"t":"2038-09-18T05:15:00Z","terrain":-0.81},{"above_terrain":true,"airmass":25.76,"alt":1.06,"az":337.0,"t":"2038-09-18T05:20:00Z","terrain":-0.72},{"above_terrain":true,"airmass":29.13,"alt":0.7,"az":337.9,"t":"2038-09-18T05:25:00Z","terrain":-0.51},{"above_terrain":true,"airmass":33.05,"alt":0.36,"az":338.7,"t":"2038-09-18T05:30:00Z","terrain":-0.66},{"above_terrain":true,"airmass":37.56,"alt":0.02,"az":339.5,"t":"2038-09-18T05:35:00Z","terrain":-0.64},{"above_terrain":true,"airmass":null,"alt":-0.3,"az":340.4,"t":"2038-09-18T05:40:00Z","terrain":-0.5},{"above_terrain":false,"airmass":null,"alt":-0.61,"az":341.2,"t":"2038-09-18T05:45:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-0.9,"az":342.0,"t":"2038-09-18T05:50:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-1.18,"az":342.9,"t":"2038-09-18T05:55:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-1.45,"az":343.7,"t":"2038-09-18T06:00:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-1.71,"az":344.6,"t":"2038-09-18T06:05:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-1.95,"az":345.5,"t":"2038-09-18T06:10:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-2.18,"az":346.3,"t":"2038-09-18T06:15:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-2.39,"az":347.2,"t":"2038-09-18T06:20:00Z","terrain":-0.36},{"above_terrain":false,"airmass":null,"alt":-2.59,"az":348.1,"t":"2038-09-18T06:25:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-2.78,"az":349.0,"t":"2038-09-18T06:30:00Z","terrain":-0.01},{"above_terrain":false,"airmass":null,"alt":-2.95,"az":349.8,"t":"2038-09-18T06:35:00Z","terrain":0.12},{"above_terrain":false,"airmass":null,"alt":-3.11,"az":350.7,"t":"2038-09-18T06:40:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-3.25,"az":351.6,"t":"2038-09-18T06:45:00Z","terrain":0.22},{"above_terrain":false,"airmass":null,"alt":-3.38,"az":352.5,"t":"2038-09-18T06:50:00Z","terrain":0.38},{"above_terrain":false,"airmass":null,"alt":-3.5,"az":353.4,"t":"2038-09-18T06:55:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-3.6,"az":354.3,"t":"2038-09-18T07:00:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.68,"az":355.2,"t":"2038-09-18T07:05:00Z","terrain":0.64},{"above_terrain":false,"airmass":null,"alt":-3.76,"az":356.1,"t":"2038-09-18T07:10:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-3.81,"az":356.9,"t":"2038-09-18T07:15:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-3.85,"az":357.8,"t":"2038-09-18T07:20:00Z","terrain":0.64},{"above_terrain":false,"airmass":null,"alt":-3.88,"az":358.7,"t":"2038-09-18T07:25:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.9,"az":359.6,"t":"2038-09-18T07:30:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-3.89,"az":0.5,"t":"2038-09-18T07:35:00Z","terrain":0.43},{"above_terrain":false,"airmass":null,"alt":-3.88,"az":1.4,"t":"2038-09-18T07:40:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-3.85,"az":2.3,"t":"2038-09-18T07:45:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-3.8,"az":3.2,"t":"2038-09-18T07:50:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-3.74,"az":4.1,"t":"2038-09-18T07:55:00Z","terrain":-0.3},{"above_terrain":false,"airmass":null,"alt":-3.67,"az":5.0,"t":"2038-09-18T08:00:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-3.58,"az":5.9,"t":"2038-09-18T08:05:00Z","terrain":-0.58},{"above_terrain":false,"airmass":null,"alt":-3.47,"az":6.8,"t":"2038-09-18T08:10:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-3.36,"az":7.7,"t":"2038-09-18T08:15:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-3.22,"az":8.6,"t":"2038-09-18T08:20:00Z","terrain":-0.55},{"above_terrain":false,"airmass":null,"alt":-3.08,"az":9.5,"t":"2038-09-18T08:25:00Z","terrain":-0.63},{"above_terrain":false,"airmass":null,"alt":-2.92,"az":10.3,"t":"2038-09-18T08:30:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-2.74,"az":11.2,"t":"2038-09-18T08:35:00Z","terrain":-0.35},{"above_terrain":false,"airmass":null,"alt":-2.55,"az":12.1,"t":"2038-09-18T08:40:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-2.35,"az":13.0,"t":"2038-09-18T08:45:00Z","terrain":-0.07},{"above_terrain":false,"airmass":null,"alt":-2.13,"az":13.8,"t":"2038-09-18T08:50:00Z","terrain":0.06},{"above_terrain":false,"airmass":null,"alt":-1.9,"az":14.7,"t":"2038-09-18T08:55:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-1.66,"az":15.6,"t":"2038-09-18T09:00:00Z","terrain":0.46}],"transit":{"airmass":1.0,"alt":87.3,"az":356.1,"t":"2038-09-17T19:35:00Z"},"usable_hours":8.42,"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."]}