{"assessment":{"best_window":{"end":"2041-08-18T01:50Z","end_local":"04:50","hours":6.75,"label":"good","mean_quality":0.83,"start":"2041-08-17T19:05Z","start_local":"22:05"},"cost":{"altitude":0.14,"clouds":0.0,"darkness":2.43,"moon":1.14},"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":51,"cloud":null,"high":null,"iso":"2041-08-17T18:00Z","label":"poor","low":null,"mid":null,"moon_alt":-22,"precip":null,"q":0.14,"rh":null,"sky":"nautical twilight","temp":null,"time":"21:00","wind":null},{"alt":62,"cloud":null,"high":null,"iso":"2041-08-17T19:00Z","label":"marginal","low":null,"mid":null,"moon_alt":-14,"precip":null,"q":0.5,"rh":null,"sky":"astronomical twilight","temp":null,"time":"22:00","wind":null},{"alt":72,"cloud":null,"high":null,"iso":"2041-08-17T20:00Z","label":"good","low":null,"mid":null,"moon_alt":-4,"precip":null,"q":1.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":83,"cloud":null,"high":null,"iso":"2041-08-17T21:00Z","label":"good","low":null,"mid":null,"moon_alt":6,"precip":null,"q":0.85,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":85,"cloud":null,"high":null,"iso":"2041-08-17T22:00Z","label":"good","low":null,"mid":null,"moon_alt":17,"precip":null,"q":0.82,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":74,"cloud":null,"high":null,"iso":"2041-08-17T23:00Z","label":"good","low":null,"mid":null,"moon_alt":28,"precip":null,"q":0.8,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":63,"cloud":null,"high":null,"iso":"2041-08-18T00:00Z","label":"good","low":null,"mid":null,"moon_alt":39,"precip":null,"q":0.78,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":53,"cloud":null,"high":null,"iso":"2041-08-18T01:00Z","label":"good","low":null,"mid":null,"moon_alt":49,"precip":null,"q":0.72,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":43,"cloud":null,"high":null,"iso":"2041-08-18T02:00Z","label":"marginal","low":null,"mid":null,"moon_alt":58,"precip":null,"q":0.33,"rh":null,"sky":"astronomical twilight","temp":null,"time":"05:00","wind":null},{"alt":33,"cloud":null,"high":null,"iso":"2041-08-18T03:00Z","label":"poor","low":null,"mid":null,"moon_alt":65,"precip":null,"q":0.09,"rh":null,"sky":"nautical twilight","temp":null,"time":"06:00","wind":null}],"peak_quality":1.0,"peak_sky":1.0,"quality_hours":6.31,"reasons":["daylight and twilight cost 2.4 quality-hours","moonlight cost 1.1 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":100,"score_weather":null,"sky_hours":6.31,"verdict":"unknown","verdict_astronomy":"good","weather_known":false,"windows":[{"end":"2041-08-17T17:50Z","end_local":"20:50","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2041-08-17T17:15Z","start_local":"20:15"},{"end":"2041-08-17T18:25Z","end_local":"21:25","hours":0.58,"label":"poor","mean_quality":0.14,"start":"2041-08-17T17:50Z","start_local":"20:50"},{"end":"2041-08-17T19:05Z","end_local":"22:05","hours":0.67,"label":"marginal","mean_quality":0.49,"start":"2041-08-17T18:25Z","start_local":"21:25"},{"end":"2041-08-18T01:50Z","end_local":"04:50","hours":6.75,"label":"good","mean_quality":0.83,"start":"2041-08-17T19:05Z","start_local":"22:05"},{"end":"2041-08-18T02:30Z","end_local":"05:30","hours":0.67,"label":"marginal","mean_quality":0.33,"start":"2041-08-18T01:50Z","start_local":"04:50"},{"end":"2041-08-18T03:05Z","end_local":"06:05","hours":0.58,"label":"poor","mean_quality":0.09,"start":"2041-08-18T02:30Z","start_local":"05:30"},{"end":"2041-08-18T03:35Z","end_local":"06:35","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2041-08-18T03:05Z","start_local":"06:05"}]},"calculation_version":"2026-10-10.1","forecast":[],"forecast_source":"none","forecast_updated_at":null,"limits":{"good_alt":30.0,"usable_alt":20.0},"night":{"dark_from":"2041-08-17T19:01:51Z","dark_hours":6.78,"dark_to":"2041-08-18T01:48:33Z","moon":{"illumination":0.587,"phase":"waning gibbous","waxing":false},"moon_free_dark_hours":1.4,"moonrise":"2041-08-17T20:26:13Z","moonset":"2041-08-17T09:45:48Z","sunrise":"2041-08-18T03:32:48Z","sunset":"2041-08-17T17:17:39Z","twilight":{"astronomical":{"end":"2041-08-17T19:01:51Z","start":"2041-08-18T01:48:33Z"},"civil":{"end":"2041-08-17T17:47:17Z","start":"2041-08-18T03:03:09Z"},"nautical":{"end":"2041-08-17T18:23:15Z","start":"2041-08-18T02:27:10Z"}},"window_end":"2041-08-18T09:00:00Z","window_start":"2041-08-17T09:00:00Z"},"night_date":"2041-08-17","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":"2041-08-17T21:35:00Z"},"dec":44.25788576,"dec_of_date":44.4215,"dec_str":"+44\u00b0 15' 28.4\"","good_hours":6.75,"limit_rise":"2041-08-17T14:42:26Z","limit_set":"2041-08-18T04:27:20Z","max_az_rate_deg_per_min":3.63,"moon_separation":76.9,"never_rises":false,"ra":314.72388973,"ra_of_date":315.0969,"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":"6.7 dark hours above 30\u00b0 \u2014 a proper target for this night.","terrain":{"available":true,"behind_at":"2041-08-18T07:43:43Z","blocked_dark_hours":0,"clears_at":"2041-08-17T11:49:25Z","rise_az":23.1},"track":[{"above_terrain":false,"airmass":null,"alt":-3.49,"az":353.4,"t":"2041-08-17T09:00:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-3.59,"az":354.3,"t":"2041-08-17T09:05:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.67,"az":355.2,"t":"2041-08-17T09:10:00Z","terrain":0.64},{"above_terrain":false,"airmass":null,"alt":-3.75,"az":356.1,"t":"2041-08-17T09:15:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-3.8,"az":357.0,"t":"2041-08-17T09:20:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-3.84,"az":357.9,"t":"2041-08-17T09:25:00Z","terrain":0.64},{"above_terrain":false,"airmass":null,"alt":-3.87,"az":358.8,"t":"2041-08-17T09:30:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.88,"az":359.7,"t":"2041-08-17T09:35:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-3.88,"az":0.6,"t":"2041-08-17T09:40:00Z","terrain":0.43},{"above_terrain":false,"airmass":null,"alt":-3.87,"az":1.5,"t":"2041-08-17T09:45:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-3.83,"az":2.4,"t":"2041-08-17T09:50:00Z","terrain":0.03},{"above_terrain":false,"airmass":null,"alt":-3.79,"az":3.3,"t":"2041-08-17T09:55:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-3.73,"az":4.2,"t":"2041-08-17T10:00:00Z","terrain":-0.3},{"above_terrain":false,"airmass":null,"alt":-3.65,"az":5.0,"t":"2041-08-17T10:05:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-3.56,"az":5.9,"t":"2041-08-17T10:10:00Z","terrain":-0.58},{"above_terrain":false,"airmass":null,"alt":-3.46,"az":6.8,"t":"2041-08-17T10:15:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-3.34,"az":7.7,"t":"2041-08-17T10:20:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-3.21,"az":8.6,"t":"2041-08-17T10:25:00Z","terrain":-0.56},{"above_terrain":false,"airmass":null,"alt":-3.06,"az":9.5,"t":"2041-08-17T10:30:00Z","terrain":-0.63},{"above_terrain":false,"airmass":null,"alt":-2.9,"az":10.4,"t":"2041-08-17T10:35:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-2.72,"az":11.2,"t":"2041-08-17T10:40:00Z","terrain":-0.35},{"above_terrain":false,"airmass":null,"alt":-2.54,"az":12.1,"t":"2041-08-17T10:45:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-2.33,"az":13.0,"t":"2041-08-17T10:50:00Z","terrain":-0.07},{"above_terrain":false,"airmass":null,"alt":-2.11,"az":13.9,"t":"2041-08-17T10:55:00Z","terrain":0.07},{"above_terrain":false,"airmass":null,"alt":-1.88,"az":14.7,"t":"2041-08-17T11:00:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-1.64,"az":15.6,"t":"2041-08-17T11:05:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-1.38,"az":16.4,"t":"2041-08-17T11:10:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-1.11,"az":17.3,"t":"2041-08-17T11:15:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-0.82,"az":18.2,"t":"2041-08-17T11:20:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-0.53,"az":19.0,"t":"2041-08-17T11:25:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-0.21,"az":19.8,"t":"2041-08-17T11:30:00Z","terrain":0.66},{"above_terrain":false,"airmass":36.32,"alt":0.11,"az":20.7,"t":"2041-08-17T11:35:00Z","terrain":0.68},{"above_terrain":false,"airmass":31.97,"alt":0.45,"az":21.5,"t":"2041-08-17T11:40:00Z","terrain":0.84},{"above_terrain":false,"airmass":28.2,"alt":0.8,"az":22.3,"t":"2041-08-17T11:45:00Z","terrain":1.04},{"above_terrain":true,"airmass":24.98,"alt":1.16,"az":23.1,"t":"2041-08-17T11:50:00Z","terrain":1.13},{"above_terrain":true,"airmass":22.23,"alt":1.53,"az":24.0,"t":"2041-08-17T11:55:00Z","terrain":0.93},{"above_terrain":true,"airmass":19.88,"alt":1.92,"az":24.8,"t":"2041-08-17T12:00:00Z","terrain":1.15},{"above_terrain":true,"airmass":17.87,"alt":2.32,"az":25.6,"t":"2041-08-17T12:05:00Z","terrain":1.29},{"above_terrain":true,"airmass":16.15,"alt":2.73,"az":26.4,"t":"2041-08-17T12:10:00Z","terrain":1.32},{"above_terrain":true,"airmass":14.66,"alt":3.15,"az":27.2,"t":"2041-08-17T12:15:00Z","terrain":1.27},{"above_terrain":true,"airmass":13.37,"alt":3.58,"az":27.9,"t":"2041-08-17T12:20:00Z","terrain":1.2},{"above_terrain":true,"airmass":12.25,"alt":4.02,"az":28.7,"t":"2041-08-17T12:25:00Z","terrain":1.05},{"above_terrain":true,"airmass":11.26,"alt":4.48,"az":29.5,"t":"2041-08-17T12:30:00Z","terrain":1.07},{"above_terrain":true,"airmass":10.4,"alt":4.95,"az":30.3,"t":"2041-08-17T12:35:00Z","terrain":1.19},{"above_terrain":true,"airmass":9.64,"alt":5.42,"az":31.0,"t":"2041-08-17T12:40:00Z","terrain":1.31},{"above_terrain":true,"airmass":8.96,"alt":5.91,"az":31.8,"t":"2041-08-17T12:45:00Z","terrain":1.33},{"above_terrain":true,"airmass":8.35,"alt":6.41,"az":32.5,"t":"2041-08-17T12:50:00Z","terrain":1.15},{"above_terrain":true,"airmass":7.81,"alt":6.92,"az":33.3,"t":"2041-08-17T12:55:00Z","terrain":0.84},{"above_terrain":true,"airmass":7.32,"alt":7.43,"az":34.0,"t":"2041-08-17T13:00:00Z","terrain":0.43},{"above_terrain":true,"airmass":6.89,"alt":7.96,"az":34.7,"t":"2041-08-17T13:05:00Z","terrain":0.15},{"above_terrain":true,"airmass":6.49,"alt":8.5,"az":35.5,"t":"2041-08-17T13:10:00Z","terrain":0.04},{"above_terrain":true,"airmass":6.13,"alt":9.05,"az":36.2,"t":"2041-08-17T13:15:00Z","terrain":0.01},{"above_terrain":true,"airmass":5.8,"alt":9.61,"az":36.9,"t":"2041-08-17T13:20:00Z","terrain":-0.08},{"above_terrain":true,"airmass":5.5,"alt":10.17,"az":37.6,"t":"2041-08-17T13:25:00Z","terrain":-0.16},{"above_terrain":true,"airmass":5.22,"alt":10.75,"az":38.3,"t":"2041-08-17T13:30:00Z","terrain":-0.2},{"above_terrain":true,"airmass":4.97,"alt":11.33,"az":39.0,"t":"2041-08-17T13:35:00Z","terrain":-0.16},{"above_terrain":true,"airmass":4.74,"alt":11.92,"az":39.7,"t":"2041-08-17T13:40:00Z","terrain":-0.09},{"above_terrain":true,"airmass":4.52,"alt":12.53,"az":40.3,"t":"2041-08-17T13:45:00Z","terrain":-0.03},{"above_terrain":true,"airmass":4.32,"alt":13.14,"az":41.0,"t":"2041-08-17T13:50:00Z","terrain":0.02},{"above_terrain":true,"airmass":4.14,"alt":13.75,"az":41.7,"t":"2041-08-17T13:55:00Z","terrain":0.09},{"above_terrain":true,"airmass":3.97,"alt":14.38,"az":42.3,"t":"2041-08-17T14:00:00Z","terrain":0.16},{"above_terrain":true,"airmass":3.81,"alt":15.01,"az":43.0,"t":"2041-08-17T14:05:00Z","terrain":0.25},{"above_terrain":true,"airmass":3.66,"alt":15.66,"az":43.6,"t":"2041-08-17T14:10:00Z","terrain":0.35},{"above_terrain":true,"airmass":3.52,"alt":16.31,"az":44.3,"t":"2041-08-17T14:15:00Z","terrain":0.46},{"above_terrain":true,"airmass":3.39,"alt":16.96,"az":44.9,"t":"2041-08-17T14:20:00Z","terrain":0.56},{"above_terrain":true,"airmass":3.27,"alt":17.63,"az":45.5,"t":"2041-08-17T14:25:00Z","terrain":0.63},{"above_terrain":true,"airmass":3.16,"alt":18.3,"az":46.2,"t":"2041-08-17T14:30:00Z","terrain":0.66},{"above_terrain":true,"airmass":3.05,"alt":18.98,"az":46.8,"t":"2041-08-17T14:35:00Z","terrain":0.62},{"above_terrain":true,"airmass":2.95,"alt":19.66,"az":47.4,"t":"2041-08-17T14:40:00Z","terrain":0.58},{"above_terrain":true,"airmass":2.86,"alt":20.35,"az":48.0,"t":"2041-08-17T14:45:00Z","terrain":0.53},{"above_terrain":true,"airmass":2.77,"alt":21.05,"az":48.6,"t":"2041-08-17T14:50:00Z","terrain":0.46},{"above_terrain":true,"airmass":2.68,"alt":21.76,"az":49.2,"t":"2041-08-17T14:55:00Z","terrain":0.41},{"above_terrain":true,"airmass":2.6,"alt":22.47,"az":49.8,"t":"2041-08-17T15:00:00Z","terrain":0.4},{"above_terrain":true,"airmass":2.53,"alt":23.19,"az":50.3,"t":"2041-08-17T15:05:00Z","terrain":0.44},{"above_terrain":true,"airmass":2.46,"alt":23.91,"az":50.9,"t":"2041-08-17T15:10:00Z","terrain":0.52},{"above_terrain":true,"airmass":2.39,"alt":24.64,"az":51.5,"t":"2041-08-17T15:15:00Z","terrain":0.58},{"above_terrain":true,"airmass":2.32,"alt":25.38,"az":52.1,"t":"2041-08-17T15:20:00Z","terrain":0.64},{"above_terrain":true,"airmass":2.26,"alt":26.12,"az":52.6,"t":"2041-08-17T15:25:00Z","terrain":0.76},{"above_terrain":true,"airmass":2.2,"alt":26.86,"az":53.2,"t":"2041-08-17T15:30:00Z","terrain":0.87},{"above_terrain":true,"airmass":2.15,"alt":27.61,"az":53.7,"t":"2041-08-17T15:35:00Z","terrain":0.95},{"above_terrain":true,"airmass":2.1,"alt":28.37,"az":54.3,"t":"2041-08-17T15:40:00Z","terrain":1.02},{"above_terrain":true,"airmass":2.05,"alt":29.13,"az":54.8,"t":"2041-08-17T15:45:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.0,"alt":29.9,"az":55.3,"t":"2041-08-17T15:50:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.95,"alt":30.67,"az":55.8,"t":"2041-08-17T15:55:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.91,"alt":31.45,"az":56.4,"t":"2041-08-17T16:00:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.87,"alt":32.23,"az":56.9,"t":"2041-08-17T16:05:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.83,"alt":33.02,"az":57.4,"t":"2041-08-17T16:10:00Z","terrain":1.14},{"above_terrain":true,"airmass":1.79,"alt":33.81,"az":57.9,"t":"2041-08-17T16:15:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.76,"alt":34.6,"az":58.4,"t":"2041-08-17T16:20:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.72,"alt":35.4,"az":58.9,"t":"2041-08-17T16:25:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.69,"alt":36.21,"az":59.4,"t":"2041-08-17T16:30:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.66,"alt":37.01,"az":59.8,"t":"2041-08-17T16:35:00Z","terrain":1.18},{"above_terrain":true,"airmass":1.63,"alt":37.82,"az":60.3,"t":"2041-08-17T16:40:00Z","terrain":1.14},{"above_terrain":true,"airmass":1.6,"alt":38.64,"az":60.8,"t":"2041-08-17T16:45:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.57,"alt":39.46,"az":61.3,"t":"2041-08-17T16:50:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.54,"alt":40.28,"az":61.7,"t":"2041-08-17T16:55:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.52,"alt":41.11,"az":62.2,"t":"2041-08-17T17:00:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.49,"alt":41.94,"az":62.6,"t":"2041-08-17T17:05:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.47,"alt":42.77,"az":63.1,"t":"2041-08-17T17:10:00Z","terrain":0.9},{"above_terrain":true,"airmass":1.45,"alt":43.6,"az":63.5,"t":"2041-08-17T17:15:00Z","terrain":0.84},{"above_terrain":true,"airmass":1.43,"alt":44.44,"az":63.9,"t":"2041-08-17T17:20:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.41,"alt":45.29,"az":64.4,"t":"2041-08-17T17:25:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.39,"alt":46.13,"az":64.8,"t":"2041-08-17T17:30:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.37,"alt":46.98,"az":65.2,"t":"2041-08-17T17:35:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.35,"alt":47.83,"az":65.6,"t":"2041-08-17T17:40:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.33,"alt":48.69,"az":66.0,"t":"2041-08-17T17:45:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.31,"alt":49.54,"az":66.4,"t":"2041-08-17T17:50:00Z","terrain":0.87},{"above_terrain":true,"airmass":1.3,"alt":50.4,"az":66.8,"t":"2041-08-17T17:55:00Z","terrain":0.91},{"above_terrain":true,"airmass":1.28,"alt":51.26,"az":67.2,"t":"2041-08-17T18:00:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.27,"alt":52.13,"az":67.6,"t":"2041-08-17T18:05:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.25,"alt":52.99,"az":67.9,"t":"2041-08-17T18:10:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.24,"alt":53.86,"az":68.3,"t":"2041-08-17T18:15:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.22,"alt":54.73,"az":68.7,"t":"2041-08-17T18:20:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.21,"alt":55.6,"az":69.0,"t":"2041-08-17T18:25:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.2,"alt":56.48,"az":69.4,"t":"2041-08-17T18:30:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.19,"alt":57.36,"az":69.7,"t":"2041-08-17T18:35:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.18,"alt":58.23,"az":70.0,"t":"2041-08-17T18:40:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.16,"alt":59.12,"az":70.3,"t":"2041-08-17T18:45:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.15,"alt":60.0,"az":70.6,"t":"2041-08-17T18:50:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.14,"alt":60.88,"az":70.9,"t":"2041-08-17T18:55:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.13,"alt":61.77,"az":71.2,"t":"2041-08-17T19:00:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.13,"alt":62.65,"az":71.5,"t":"2041-08-17T19:05:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.12,"alt":63.54,"az":71.7,"t":"2041-08-17T19:10:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.11,"alt":64.43,"az":71.9,"t":"2041-08-17T19:15:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.1,"alt":65.32,"az":72.2,"t":"2041-08-17T19:20:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.09,"alt":66.21,"az":72.4,"t":"2041-08-17T19:25:00Z","terrain":1.13},{"above_terrain":true,"airmass":1.08,"alt":67.1,"az":72.5,"t":"2041-08-17T19:30:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.08,"alt":68.0,"az":72.7,"t":"2041-08-17T19:35:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.07,"alt":68.89,"az":72.8,"t":"2041-08-17T19:40:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.07,"alt":69.79,"az":72.9,"t":"2041-08-17T19:45:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.06,"alt":70.68,"az":73.0,"t":"2041-08-17T19:50:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.05,"alt":71.58,"az":73.0,"t":"2041-08-17T19:55:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.05,"alt":72.47,"az":73.0,"t":"2041-08-17T20:00:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.04,"alt":73.37,"az":73.0,"t":"2041-08-17T20:05:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.04,"alt":74.26,"az":72.8,"t":"2041-08-17T20:10:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.03,"alt":75.15,"az":72.7,"t":"2041-08-17T20:15:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.03,"alt":76.05,"az":72.4,"t":"2041-08-17T20:20:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.03,"alt":76.94,"az":72.1,"t":"2041-08-17T20:25:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.02,"alt":77.83,"az":71.6,"t":"2041-08-17T20:30:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.02,"alt":78.71,"az":71.0,"t":"2041-08-17T20:35:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.02,"alt":79.6,"az":70.2,"t":"2041-08-17T20:40:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.01,"alt":80.48,"az":69.2,"t":"2041-08-17T20:45:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.01,"alt":81.35,"az":67.8,"t":"2041-08-17T20:50:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.01,"alt":82.21,"az":66.2,"t":"2041-08-17T20:55:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.01,"alt":83.06,"az":63.9,"t":"2041-08-17T21:00:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.01,"alt":83.89,"az":61.0,"t":"2041-08-17T21:05:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.0,"alt":84.69,"az":57.0,"t":"2041-08-17T21:10:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.0,"alt":85.45,"az":51.5,"t":"2041-08-17T21:15:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.0,"alt":86.14,"az":43.7,"t":"2041-08-17T21:20:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.0,"alt":86.73,"az":32.7,"t":"2041-08-17T21:25:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.0,"alt":87.13,"az":17.7,"t":"2041-08-17T21:30:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.0,"alt":87.27,"az":359.6,"t":"2041-08-17T21:35:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.0,"alt":87.12,"az":341.5,"t":"2041-08-17T21:40:00Z","terrain":-0.46},{"above_terrain":true,"airmass":1.0,"alt":86.7,"az":326.7,"t":"2041-08-17T21:45:00Z","terrain":-0.34},{"above_terrain":true,"airmass":1.0,"alt":86.11,"az":315.9,"t":"2041-08-17T21:50:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.0,"alt":85.42,"az":308.2,"t":"2041-08-17T21:55:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.0,"alt":84.65,"az":302.8,"t":"2041-08-17T22:00:00Z","terrain":-0.17},{"above_terrain":true,"airmass":1.01,"alt":83.85,"az":298.9,"t":"2041-08-17T22:05:00Z","terrain":0.16},{"above_terrain":true,"airmass":1.01,"alt":83.02,"az":296.0,"t":"2041-08-17T22:10:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.01,"alt":82.17,"az":293.8,"t":"2041-08-17T22:15:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.01,"alt":81.31,"az":292.1,"t":"2041-08-17T22:20:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.01,"alt":80.43,"az":290.8,"t":"2041-08-17T22:25:00Z","terrain":0.45},{"above_terrain":true,"airmass":1.02,"alt":79.56,"az":289.8,"t":"2041-08-17T22:30:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.02,"alt":78.67,"az":289.0,"t":"2041-08-17T22:35:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.02,"alt":77.79,"az":288.4,"t":"2041-08-17T22:40:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.03,"alt":76.9,"az":287.9,"t":"2041-08-17T22:45:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.03,"alt":76.01,"az":287.6,"t":"2041-08-17T22:50:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.03,"alt":75.11,"az":287.3,"t":"2041-08-17T22:55:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.04,"alt":74.22,"az":287.1,"t":"2041-08-17T23:00:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.04,"alt":73.32,"az":287.0,"t":"2041-08-17T23:05:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.05,"alt":72.43,"az":287.0,"t":"2041-08-17T23:10:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.05,"alt":71.53,"az":287.0,"t":"2041-08-17T23:15:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.06,"alt":70.64,"az":287.0,"t":"2041-08-17T23:20:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.07,"alt":69.74,"az":287.1,"t":"2041-08-17T23:25:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.07,"alt":68.85,"az":287.2,"t":"2041-08-17T23:30:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.08,"alt":67.96,"az":287.3,"t":"2041-08-17T23:35:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.09,"alt":67.06,"az":287.5,"t":"2041-08-17T23:40:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.09,"alt":66.17,"az":287.7,"t":"2041-08-17T23:45:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.1,"alt":65.28,"az":287.9,"t":"2041-08-17T23:50:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.11,"alt":64.39,"az":288.1,"t":"2041-08-17T23:55:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.12,"alt":63.5,"az":288.3,"t":"2041-08-18T00:00:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.13,"alt":62.61,"az":288.6,"t":"2041-08-18T00:05:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.13,"alt":61.73,"az":288.8,"t":"2041-08-18T00:10:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.14,"alt":60.84,"az":289.1,"t":"2041-08-18T00:15:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.15,"alt":59.96,"az":289.4,"t":"2041-08-18T00:20:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.16,"alt":59.07,"az":289.7,"t":"2041-08-18T00:25:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.18,"alt":58.19,"az":290.0,"t":"2041-08-18T00:30:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.19,"alt":57.32,"az":290.3,"t":"2041-08-18T00:35:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.2,"alt":56.44,"az":290.7,"t":"2041-08-18T00:40:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.21,"alt":55.56,"az":291.0,"t":"2041-08-18T00:45:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.22,"alt":54.69,"az":291.4,"t":"2041-08-18T00:50:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.24,"alt":53.82,"az":291.7,"t":"2041-08-18T00:55:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.25,"alt":52.95,"az":292.1,"t":"2041-08-18T01:00:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.27,"alt":52.09,"az":292.4,"t":"2041-08-18T01:05:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.28,"alt":51.22,"az":292.8,"t":"2041-08-18T01:10:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.3,"alt":50.36,"az":293.2,"t":"2041-08-18T01:15:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.31,"alt":49.5,"az":293.6,"t":"2041-08-18T01:20:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.33,"alt":48.65,"az":294.0,"t":"2041-08-18T01:25:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.35,"alt":47.79,"az":294.4,"t":"2041-08-18T01:30:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.37,"alt":46.94,"az":294.8,"t":"2041-08-18T01:35:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.39,"alt":46.09,"az":295.2,"t":"2041-08-18T01:40:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.41,"alt":45.25,"az":295.7,"t":"2041-08-18T01:45:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.43,"alt":44.41,"az":296.1,"t":"2041-08-18T01:50:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.45,"alt":43.57,"az":296.5,"t":"2041-08-18T01:55:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.47,"alt":42.73,"az":297.0,"t":"2041-08-18T02:00:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.5,"alt":41.9,"az":297.4,"t":"2041-08-18T02:05:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.52,"alt":41.07,"az":297.8,"t":"2041-08-18T02:10:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.55,"alt":40.24,"az":298.3,"t":"2041-08-18T02:15:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.57,"alt":39.42,"az":298.8,"t":"2041-08-18T02:20:00Z","terrain":0.16},{"above_terrain":true,"airmass":1.6,"alt":38.6,"az":299.2,"t":"2041-08-18T02:25:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.63,"alt":37.79,"az":299.7,"t":"2041-08-18T02:30:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.66,"alt":36.98,"az":300.2,"t":"2041-08-18T02:35:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.69,"alt":36.17,"az":300.7,"t":"2041-08-18T02:40:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.72,"alt":35.37,"az":301.1,"t":"2041-08-18T02:45:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.76,"alt":34.57,"az":301.6,"t":"2041-08-18T02:50:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.79,"alt":33.77,"az":302.1,"t":"2041-08-18T02:55:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.83,"alt":32.98,"az":302.6,"t":"2041-08-18T03:00:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.87,"alt":32.2,"az":303.1,"t":"2041-08-18T03:05:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.91,"alt":31.41,"az":303.7,"t":"2041-08-18T03:10:00Z","terrain":-0.14},{"above_terrain":true,"airmass":1.96,"alt":30.64,"az":304.2,"t":"2041-08-18T03:15:00Z","terrain":-0.13},{"above_terrain":true,"airmass":2.0,"alt":29.87,"az":304.7,"t":"2041-08-18T03:20:00Z","terrain":-0.23},{"above_terrain":true,"airmass":2.05,"alt":29.1,"az":305.2,"t":"2041-08-18T03:25:00Z","terrain":-0.26},{"above_terrain":true,"airmass":2.1,"alt":28.34,"az":305.8,"t":"2041-08-18T03:30:00Z","terrain":-0.2},{"above_terrain":true,"airmass":2.15,"alt":27.58,"az":306.3,"t":"2041-08-18T03:35:00Z","terrain":-0.06},{"above_terrain":true,"airmass":2.21,"alt":26.83,"az":306.9,"t":"2041-08-18T03:40:00Z","terrain":0.13},{"above_terrain":true,"airmass":2.27,"alt":26.08,"az":307.4,"t":"2041-08-18T03:45:00Z","terrain":0.24},{"above_terrain":true,"airmass":2.33,"alt":25.34,"az":308.0,"t":"2041-08-18T03:50:00Z","terrain":0.32},{"above_terrain":true,"airmass":2.39,"alt":24.61,"az":308.5,"t":"2041-08-18T03:55:00Z","terrain":0.24},{"above_terrain":true,"airmass":2.46,"alt":23.88,"az":309.1,"t":"2041-08-18T04:00:00Z","terrain":0.18},{"above_terrain":true,"airmass":2.53,"alt":23.15,"az":309.7,"t":"2041-08-18T04:05:00Z","terrain":0.2},{"above_terrain":true,"airmass":2.61,"alt":22.44,"az":310.3,"t":"2041-08-18T04:10:00Z","terrain":0.26},{"above_terrain":true,"airmass":2.69,"alt":21.73,"az":310.8,"t":"2041-08-18T04:15:00Z","terrain":0.34},{"above_terrain":true,"airmass":2.77,"alt":21.02,"az":311.4,"t":"2041-08-18T04:20:00Z","terrain":0.26},{"above_terrain":true,"airmass":2.86,"alt":20.32,"az":312.0,"t":"2041-08-18T04:25:00Z","terrain":0.15},{"above_terrain":true,"airmass":2.95,"alt":19.63,"az":312.6,"t":"2041-08-18T04:30:00Z","terrain":0.22},{"above_terrain":true,"airmass":3.06,"alt":18.95,"az":313.3,"t":"2041-08-18T04:35:00Z","terrain":0.32},{"above_terrain":true,"airmass":3.16,"alt":18.27,"az":313.9,"t":"2041-08-18T04:40:00Z","terrain":0.44},{"above_terrain":true,"airmass":3.28,"alt":17.6,"az":314.5,"t":"2041-08-18T04:45:00Z","terrain":0.51},{"above_terrain":true,"airmass":3.4,"alt":16.93,"az":315.1,"t":"2041-08-18T04:50:00Z","terrain":0.55},{"above_terrain":true,"airmass":3.53,"alt":16.28,"az":315.8,"t":"2041-08-18T04:55:00Z","terrain":0.5},{"above_terrain":true,"airmass":3.67,"alt":15.63,"az":316.4,"t":"2041-08-18T05:00:00Z","terrain":0.41},{"above_terrain":true,"airmass":3.82,"alt":14.99,"az":317.0,"t":"2041-08-18T05:05:00Z","terrain":0.3},{"above_terrain":true,"airmass":3.98,"alt":14.35,"az":317.7,"t":"2041-08-18T05:10:00Z","terrain":0.32},{"above_terrain":true,"airmass":4.15,"alt":13.73,"az":318.4,"t":"2041-08-18T05:15:00Z","terrain":0.16},{"above_terrain":true,"airmass":4.33,"alt":13.11,"az":319.0,"t":"2041-08-18T05:20:00Z","terrain":-0.14},{"above_terrain":true,"airmass":4.53,"alt":12.5,"az":319.7,"t":"2041-08-18T05:25:00Z","terrain":-0.18},{"above_terrain":true,"airmass":4.75,"alt":11.9,"az":320.4,"t":"2041-08-18T05:30:00Z","terrain":-0.2},{"above_terrain":true,"airmass":4.98,"alt":11.3,"az":321.1,"t":"2041-08-18T05:35:00Z","terrain":-0.17},{"above_terrain":true,"airmass":5.24,"alt":10.72,"az":321.8,"t":"2041-08-18T05:40:00Z","terrain":0.11},{"above_terrain":true,"airmass":5.51,"alt":10.15,"az":322.5,"t":"2041-08-18T05:45:00Z","terrain":0.15},{"above_terrain":true,"airmass":5.81,"alt":9.58,"az":323.2,"t":"2041-08-18T05:50:00Z","terrain":0.03},{"above_terrain":true,"airmass":6.14,"alt":9.02,"az":323.9,"t":"2041-08-18T05:55:00Z","terrain":-0.17},{"above_terrain":true,"airmass":6.51,"alt":8.48,"az":324.6,"t":"2041-08-18T06:00:00Z","terrain":-0.2},{"above_terrain":true,"airmass":6.9,"alt":7.94,"az":325.3,"t":"2041-08-18T06:05:00Z","terrain":-0.21},{"above_terrain":true,"airmass":7.35,"alt":7.41,"az":326.0,"t":"2041-08-18T06:10:00Z","terrain":-0.25},{"above_terrain":true,"airmass":7.83,"alt":6.89,"az":326.8,"t":"2041-08-18T06:15:00Z","terrain":-0.36},{"above_terrain":true,"airmass":8.38,"alt":6.38,"az":327.5,"t":"2041-08-18T06:20:00Z","terrain":-0.31},{"above_terrain":true,"airmass":8.99,"alt":5.89,"az":328.3,"t":"2041-08-18T06:25:00Z","terrain":-0.2},{"above_terrain":true,"airmass":9.67,"alt":5.4,"az":329.0,"t":"2041-08-18T06:30:00Z","terrain":-0.13},{"above_terrain":true,"airmass":10.44,"alt":4.92,"az":329.8,"t":"2041-08-18T06:35:00Z","terrain":-0.3},{"above_terrain":true,"airmass":11.31,"alt":4.46,"az":330.5,"t":"2041-08-18T06:40:00Z","terrain":-0.37},{"above_terrain":true,"airmass":12.29,"alt":4.0,"az":331.3,"t":"2041-08-18T06:45:00Z","terrain":-0.31},{"above_terrain":true,"airmass":13.42,"alt":3.56,"az":332.1,"t":"2041-08-18T06:50:00Z","terrain":-0.14},{"above_terrain":true,"airmass":14.72,"alt":3.13,"az":332.9,"t":"2041-08-18T06:55:00Z","terrain":-0.12},{"above_terrain":true,"airmass":16.22,"alt":2.71,"az":333.7,"t":"2041-08-18T07:00:00Z","terrain":-0.19},{"above_terrain":true,"airmass":17.96,"alt":2.3,"az":334.5,"t":"2041-08-18T07:05:00Z","terrain":-0.4},{"above_terrain":true,"airmass":19.98,"alt":1.9,"az":335.3,"t":"2041-08-18T07:10:00Z","terrain":-0.66},{"above_terrain":true,"airmass":22.35,"alt":1.51,"az":336.1,"t":"2041-08-18T07:15:00Z","terrain":-0.82},{"above_terrain":true,"airmass":25.12,"alt":1.14,"az":336.9,"t":"2041-08-18T07:20:00Z","terrain":-0.74},{"above_terrain":true,"airmass":28.37,"alt":0.78,"az":337.7,"t":"2041-08-18T07:25:00Z","terrain":-0.54},{"above_terrain":true,"airmass":32.16,"alt":0.43,"az":338.5,"t":"2041-08-18T07:30:00Z","terrain":-0.62},{"above_terrain":true,"airmass":36.54,"alt":0.09,"az":339.4,"t":"2041-08-18T07:35:00Z","terrain":-0.67},{"above_terrain":true,"airmass":null,"alt":-0.23,"az":340.2,"t":"2041-08-18T07:40:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-0.54,"az":341.0,"t":"2041-08-18T07:45:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-0.84,"az":341.9,"t":"2041-08-18T07:50:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-1.12,"az":342.7,"t":"2041-08-18T07:55:00Z","terrain":-0.42},{"above_terrain":false,"airmass":null,"alt":-1.39,"az":343.6,"t":"2041-08-18T08:00:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-1.65,"az":344.4,"t":"2041-08-18T08:05:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-1.89,"az":345.3,"t":"2041-08-18T08:10:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-2.12,"az":346.2,"t":"2041-08-18T08:15:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-2.34,"az":347.0,"t":"2041-08-18T08:20:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-2.54,"az":347.9,"t":"2041-08-18T08:25:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-2.73,"az":348.8,"t":"2041-08-18T08:30:00Z","terrain":-0.03},{"above_terrain":false,"airmass":null,"alt":-2.91,"az":349.7,"t":"2041-08-18T08:35:00Z","terrain":0.09},{"above_terrain":false,"airmass":null,"alt":-3.07,"az":350.6,"t":"2041-08-18T08:40:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-3.22,"az":351.4,"t":"2041-08-18T08:45:00Z","terrain":0.2},{"above_terrain":false,"airmass":null,"alt":-3.35,"az":352.3,"t":"2041-08-18T08:50:00Z","terrain":0.34},{"above_terrain":false,"airmass":null,"alt":-3.47,"az":353.2,"t":"2041-08-18T08:55:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-3.57,"az":354.1,"t":"2041-08-18T09:00:00Z","terrain":0.62}],"transit":{"airmass":1.0,"alt":87.3,"az":359.6,"t":"2041-08-17T21:35:00Z"},"usable_hours":6.75,"verdict":"good","zenith_passage":true},"warnings":["No cloud data for this night (beyond the 4-day forecast, or not yet in the archive) \u2014 the score is geometry only."]}