{"assessment":{"best_window":{"end":"2030-09-18T00:00Z","end_local":"03:00","hours":5.92,"label":"good","mean_quality":0.72,"start":"2030-09-17T18:05Z","start_local":"21:05"},"cost":{"altitude":0.36,"clouds":0.0,"darkness":1.68,"moon":2.68},"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":23,"cloud":null,"high":null,"iso":"2030-09-17T17:00Z","label":"poor","low":null,"mid":null,"moon_alt":-19,"precip":null,"q":0.08,"rh":null,"sky":"nautical twilight","temp":null,"time":"20:00","wind":null},{"alt":33,"cloud":null,"high":null,"iso":"2030-09-17T18:00Z","label":"marginal","low":null,"mid":null,"moon_alt":-12,"precip":null,"q":0.41,"rh":null,"sky":"astronomical twilight","temp":null,"time":"21:00","wind":null},{"alt":43,"cloud":null,"high":null,"iso":"2030-09-17T19:00Z","label":"good","low":null,"mid":null,"moon_alt":-3,"precip":null,"q":0.89,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":53,"cloud":null,"high":null,"iso":"2030-09-17T20:00Z","label":"good","low":null,"mid":null,"moon_alt":6,"precip":null,"q":0.71,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":64,"cloud":null,"high":null,"iso":"2030-09-17T21:00Z","label":"good","low":null,"mid":null,"moon_alt":17,"precip":null,"q":0.71,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":75,"cloud":null,"high":null,"iso":"2030-09-17T22:00Z","label":"good","low":null,"mid":null,"moon_alt":28,"precip":null,"q":0.67,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":87,"cloud":null,"high":null,"iso":"2030-09-17T23:00Z","label":"good","low":null,"mid":null,"moon_alt":38,"precip":null,"q":0.63,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":82,"cloud":null,"high":null,"iso":"2030-09-18T00:00Z","label":"marginal","low":null,"mid":null,"moon_alt":49,"precip":null,"q":0.6,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":71,"cloud":null,"high":null,"iso":"2030-09-18T01:00Z","label":"marginal","low":null,"mid":null,"moon_alt":59,"precip":null,"q":0.58,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":60,"cloud":null,"high":null,"iso":"2030-09-18T02:00Z","label":"marginal","low":null,"mid":null,"moon_alt":67,"precip":null,"q":0.56,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":49,"cloud":null,"high":null,"iso":"2030-09-18T03:00Z","label":"poor","low":null,"mid":null,"moon_alt":70,"precip":null,"q":0.26,"rh":null,"sky":"astronomical twilight","temp":null,"time":"06:00","wind":null},{"alt":39,"cloud":null,"high":null,"iso":"2030-09-18T04:00Z","label":"unusable","low":null,"mid":null,"moon_alt":65,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"07:00","wind":null}],"peak_quality":0.91,"peak_sky":0.91,"quality_hours":6.16,"reasons":["moonlight cost 2.7 quality-hours","daylight and twilight cost 1.7 quality-hours","the target being low or below 20\u00b0 cost 0.4 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":91,"score_weather":null,"sky_hours":6.16,"verdict":"unknown","verdict_astronomy":"good","weather_known":false,"windows":[{"end":"2030-09-17T17:00Z","end_local":"20:00","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2030-09-17T16:25Z","start_local":"19:25"},{"end":"2030-09-17T17:30Z","end_local":"20:30","hours":0.5,"label":"poor","mean_quality":0.09,"start":"2030-09-17T17:00Z","start_local":"20:00"},{"end":"2030-09-17T18:05Z","end_local":"21:05","hours":0.58,"label":"marginal","mean_quality":0.39,"start":"2030-09-17T17:30Z","start_local":"20:30"},{"end":"2030-09-18T00:00Z","end_local":"03:00","hours":5.92,"label":"good","mean_quality":0.72,"start":"2030-09-17T18:05Z","start_local":"21:05"},{"end":"2030-09-18T02:35Z","end_local":"05:35","hours":2.58,"label":"marginal","mean_quality":0.57,"start":"2030-09-18T00:00Z","start_local":"03:00"},{"end":"2030-09-18T03:40Z","end_local":"06:40","hours":1.08,"label":"poor","mean_quality":0.16,"start":"2030-09-18T02:35Z","start_local":"05:35"},{"end":"2030-09-18T04:05Z","end_local":"07:05","hours":0.42,"label":"unusable","mean_quality":0.0,"start":"2030-09-18T03:40Z","start_local":"06:40"}]},"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":"2030-09-17T18:01:18Z","dark_hours":8.48,"dark_to":"2030-09-18T02:30:01Z","moon":{"illumination":0.676,"phase":"waning gibbous","waxing":false},"moon_free_dark_hours":1.33,"moonrise":"2030-09-17T19:22:11Z","moonset":"2030-09-17T09:30:37Z","sunrise":"2030-09-18T04:04:11Z","sunset":"2030-09-17T16:27:15Z","twilight":{"astronomical":{"end":"2030-09-17T18:01:18Z","start":"2030-09-18T02:30:01Z"},"civil":{"end":"2030-09-17T16:55:03Z","start":"2030-09-18T03:36:21Z"},"nautical":{"end":"2030-09-17T17:27:45Z","start":"2030-09-18T03:03:36Z"}},"window_end":"2030-09-18T09:00:00Z","window_start":"2030-09-17T09:00:00Z"},"night_date":"2030-09-17","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.0,"alt":89.5,"t":"2030-09-17T23:20:00Z"},"dec":41.26875,"dec_of_date":41.4366,"dec_str":"+41\u00b0 16' 07.5\"","good_hours":8.5,"limit_rise":"2030-09-17T16:38:26Z","limit_set":"2030-09-18T05:57:03Z","max_az_rate_deg_per_min":24.54,"moon_separation":47.5,"never_rises":false,"ra":10.68470833,"ra_of_date":11.1067,"ra_str":"00h 42m 44.3s","resolved":{"common_name":"Andromeda Galaxy","dec":41.26875,"morphology":"SA(s)b","name":"M 31","ra":10.68470833,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=M31","source":"sesame","type":"AGN","type_text":"galaxy with an active nucleus","vmag":3.44},"summary":"8.5 dark hours above 30\u00b0 \u2014 a proper target for this night.","terrain":{"available":true,"behind_at":"2030-09-18T08:45:02Z","blocked_dark_hours":0,"clears_at":"2030-09-17T14:04:08Z","rise_az":29.8},"track":[{"above_terrain":false,"airmass":null,"alt":-1.05,"az":334.5,"t":"2030-09-17T09:00:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-1.44,"az":335.4,"t":"2030-09-17T09:05:00Z","terrain":-0.68},{"above_terrain":false,"airmass":null,"alt":-1.83,"az":336.2,"t":"2030-09-17T09:10:00Z","terrain":-0.81},{"above_terrain":false,"airmass":null,"alt":-2.2,"az":337.1,"t":"2030-09-17T09:15:00Z","terrain":-0.71},{"above_terrain":false,"airmass":null,"alt":-2.55,"az":338.0,"t":"2030-09-17T09:20:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-2.9,"az":338.8,"t":"2030-09-17T09:25:00Z","terrain":-0.7},{"above_terrain":false,"airmass":null,"alt":-3.23,"az":339.7,"t":"2030-09-17T09:30:00Z","terrain":-0.59},{"above_terrain":false,"airmass":null,"alt":-3.55,"az":340.6,"t":"2030-09-17T09:35:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-3.85,"az":341.5,"t":"2030-09-17T09:40:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-4.14,"az":342.4,"t":"2030-09-17T09:45:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-4.42,"az":343.3,"t":"2030-09-17T09:50:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-4.68,"az":344.2,"t":"2030-09-17T09:55:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-4.93,"az":345.1,"t":"2030-09-17T10:00:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-5.16,"az":346.0,"t":"2030-09-17T10:05:00Z","terrain":-0.55},{"above_terrain":false,"airmass":null,"alt":-5.38,"az":346.9,"t":"2030-09-17T10:10:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-5.59,"az":347.9,"t":"2030-09-17T10:15:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-5.78,"az":348.8,"t":"2030-09-17T10:20:00Z","terrain":-0.03},{"above_terrain":false,"airmass":null,"alt":-5.95,"az":349.7,"t":"2030-09-17T10:25:00Z","terrain":0.1},{"above_terrain":false,"airmass":null,"alt":-6.11,"az":350.6,"t":"2030-09-17T10:30:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-6.25,"az":351.6,"t":"2030-09-17T10:35:00Z","terrain":0.21},{"above_terrain":false,"airmass":null,"alt":-6.38,"az":352.5,"t":"2030-09-17T10:40:00Z","terrain":0.39},{"above_terrain":false,"airmass":null,"alt":-6.5,"az":353.4,"t":"2030-09-17T10:45:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-6.6,"az":354.4,"t":"2030-09-17T10:50:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-6.68,"az":355.3,"t":"2030-09-17T10:55:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-6.75,"az":356.3,"t":"2030-09-17T11:00:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-6.8,"az":357.2,"t":"2030-09-17T11:05:00Z","terrain":0.72},{"above_terrain":false,"airmass":null,"alt":-6.84,"az":358.2,"t":"2030-09-17T11:10:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-6.86,"az":359.1,"t":"2030-09-17T11:15:00Z","terrain":0.61},{"above_terrain":false,"airmass":null,"alt":-6.87,"az":0.1,"t":"2030-09-17T11:20:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-6.86,"az":1.0,"t":"2030-09-17T11:25:00Z","terrain":0.37},{"above_terrain":false,"airmass":null,"alt":-6.84,"az":1.9,"t":"2030-09-17T11:30:00Z","terrain":0.13},{"above_terrain":false,"airmass":null,"alt":-6.8,"az":2.9,"t":"2030-09-17T11:35:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-6.74,"az":3.8,"t":"2030-09-17T11:40:00Z","terrain":-0.26},{"above_terrain":false,"airmass":null,"alt":-6.67,"az":4.8,"t":"2030-09-17T11:45:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-6.59,"az":5.7,"t":"2030-09-17T11:50:00Z","terrain":-0.55},{"above_terrain":false,"airmass":null,"alt":-6.49,"az":6.7,"t":"2030-09-17T11:55:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-6.37,"az":7.6,"t":"2030-09-17T12:00:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-6.24,"az":8.5,"t":"2030-09-17T12:05:00Z","terrain":-0.54},{"above_terrain":false,"airmass":null,"alt":-6.09,"az":9.5,"t":"2030-09-17T12:10:00Z","terrain":-0.63},{"above_terrain":false,"airmass":null,"alt":-5.93,"az":10.4,"t":"2030-09-17T12:15:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-5.75,"az":11.3,"t":"2030-09-17T12:20:00Z","terrain":-0.33},{"above_terrain":false,"airmass":null,"alt":-5.56,"az":12.3,"t":"2030-09-17T12:25:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-5.36,"az":13.2,"t":"2030-09-17T12:30:00Z","terrain":-0.04},{"above_terrain":false,"airmass":null,"alt":-5.14,"az":14.1,"t":"2030-09-17T12:35:00Z","terrain":0.12},{"above_terrain":false,"airmass":null,"alt":-4.9,"az":15.0,"t":"2030-09-17T12:40:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-4.65,"az":15.9,"t":"2030-09-17T12:45:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-4.39,"az":16.8,"t":"2030-09-17T12:50:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-4.11,"az":17.7,"t":"2030-09-17T12:55:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-3.82,"az":18.6,"t":"2030-09-17T13:00:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-3.51,"az":19.5,"t":"2030-09-17T13:05:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-3.19,"az":20.4,"t":"2030-09-17T13:10:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-2.86,"az":21.3,"t":"2030-09-17T13:15:00Z","terrain":0.77},{"above_terrain":false,"airmass":null,"alt":-2.51,"az":22.1,"t":"2030-09-17T13:20:00Z","terrain":1.01},{"above_terrain":false,"airmass":null,"alt":-2.15,"az":23.0,"t":"2030-09-17T13:25:00Z","terrain":1.16},{"above_terrain":false,"airmass":null,"alt":-1.78,"az":23.9,"t":"2030-09-17T13:30:00Z","terrain":0.95},{"above_terrain":false,"airmass":null,"alt":-1.4,"az":24.7,"t":"2030-09-17T13:35:00Z","terrain":1.14},{"above_terrain":false,"airmass":null,"alt":-1.0,"az":25.6,"t":"2030-09-17T13:40:00Z","terrain":1.29},{"above_terrain":false,"airmass":null,"alt":-0.59,"az":26.4,"t":"2030-09-17T13:45:00Z","terrain":1.31},{"above_terrain":false,"airmass":null,"alt":-0.17,"az":27.3,"t":"2030-09-17T13:50:00Z","terrain":1.26},{"above_terrain":false,"airmass":34.18,"alt":0.27,"az":28.1,"t":"2030-09-17T13:55:00Z","terrain":1.17},{"above_terrain":false,"airmass":29.01,"alt":0.72,"az":28.9,"t":"2030-09-17T14:00:00Z","terrain":1.01},{"above_terrain":true,"airmass":24.85,"alt":1.17,"az":29.8,"t":"2030-09-17T14:05:00Z","terrain":1.11},{"above_terrain":true,"airmass":21.5,"alt":1.64,"az":30.6,"t":"2030-09-17T14:10:00Z","terrain":1.24},{"above_terrain":true,"airmass":18.78,"alt":2.13,"az":31.4,"t":"2030-09-17T14:15:00Z","terrain":1.32},{"above_terrain":true,"airmass":16.57,"alt":2.62,"az":32.2,"t":"2030-09-17T14:20:00Z","terrain":1.27},{"above_terrain":true,"airmass":14.74,"alt":3.12,"az":33.0,"t":"2030-09-17T14:25:00Z","terrain":1.0},{"above_terrain":true,"airmass":13.21,"alt":3.64,"az":33.8,"t":"2030-09-17T14:30:00Z","terrain":0.57},{"above_terrain":true,"airmass":11.93,"alt":4.16,"az":34.5,"t":"2030-09-17T14:35:00Z","terrain":0.23},{"above_terrain":true,"airmass":10.84,"alt":4.7,"az":35.3,"t":"2030-09-17T14:40:00Z","terrain":0.04},{"above_terrain":true,"airmass":9.91,"alt":5.24,"az":36.1,"t":"2030-09-17T14:45:00Z","terrain":0.02},{"above_terrain":true,"airmass":9.1,"alt":5.8,"az":36.8,"t":"2030-09-17T14:50:00Z","terrain":-0.07},{"above_terrain":true,"airmass":8.4,"alt":6.37,"az":37.6,"t":"2030-09-17T14:55:00Z","terrain":-0.16},{"above_terrain":true,"airmass":7.78,"alt":6.94,"az":38.3,"t":"2030-09-17T15:00:00Z","terrain":-0.19},{"above_terrain":true,"airmass":7.24,"alt":7.53,"az":39.1,"t":"2030-09-17T15:05:00Z","terrain":-0.15},{"above_terrain":true,"airmass":6.76,"alt":8.12,"az":39.8,"t":"2030-09-17T15:10:00Z","terrain":-0.07},{"above_terrain":true,"airmass":6.33,"alt":8.73,"az":40.5,"t":"2030-09-17T15:15:00Z","terrain":-0.01},{"above_terrain":true,"airmass":5.95,"alt":9.34,"az":41.3,"t":"2030-09-17T15:20:00Z","terrain":0.05},{"above_terrain":true,"airmass":5.61,"alt":9.96,"az":42.0,"t":"2030-09-17T15:25:00Z","terrain":0.12},{"above_terrain":true,"airmass":5.29,"alt":10.59,"az":42.7,"t":"2030-09-17T15:30:00Z","terrain":0.21},{"above_terrain":true,"airmass":5.01,"alt":11.23,"az":43.4,"t":"2030-09-17T15:35:00Z","terrain":0.31},{"above_terrain":true,"airmass":4.76,"alt":11.88,"az":44.1,"t":"2030-09-17T15:40:00Z","terrain":0.42},{"above_terrain":true,"airmass":4.52,"alt":12.53,"az":44.8,"t":"2030-09-17T15:45:00Z","terrain":0.54},{"above_terrain":true,"airmass":4.31,"alt":13.2,"az":45.5,"t":"2030-09-17T15:50:00Z","terrain":0.62},{"above_terrain":true,"airmass":4.11,"alt":13.87,"az":46.1,"t":"2030-09-17T15:55:00Z","terrain":0.66},{"above_terrain":true,"airmass":3.93,"alt":14.55,"az":46.8,"t":"2030-09-17T16:00:00Z","terrain":0.62},{"above_terrain":true,"airmass":3.76,"alt":15.23,"az":47.5,"t":"2030-09-17T16:05:00Z","terrain":0.57},{"above_terrain":true,"airmass":3.6,"alt":15.92,"az":48.1,"t":"2030-09-17T16:10:00Z","terrain":0.51},{"above_terrain":true,"airmass":3.46,"alt":16.62,"az":48.8,"t":"2030-09-17T16:15:00Z","terrain":0.44},{"above_terrain":true,"airmass":3.32,"alt":17.33,"az":49.4,"t":"2030-09-17T16:20:00Z","terrain":0.41},{"above_terrain":true,"airmass":3.2,"alt":18.05,"az":50.1,"t":"2030-09-17T16:25:00Z","terrain":0.41},{"above_terrain":true,"airmass":3.08,"alt":18.77,"az":50.7,"t":"2030-09-17T16:30:00Z","terrain":0.49},{"above_terrain":true,"airmass":2.97,"alt":19.5,"az":51.3,"t":"2030-09-17T16:35:00Z","terrain":0.56},{"above_terrain":true,"airmass":2.87,"alt":20.23,"az":52.0,"t":"2030-09-17T16:40:00Z","terrain":0.63},{"above_terrain":true,"airmass":2.78,"alt":20.97,"az":52.6,"t":"2030-09-17T16:45:00Z","terrain":0.75},{"above_terrain":true,"airmass":2.69,"alt":21.72,"az":53.2,"t":"2030-09-17T16:50:00Z","terrain":0.87},{"above_terrain":true,"airmass":2.6,"alt":22.47,"az":53.8,"t":"2030-09-17T16:55:00Z","terrain":0.97},{"above_terrain":true,"airmass":2.52,"alt":23.23,"az":54.4,"t":"2030-09-17T17:00:00Z","terrain":1.03},{"above_terrain":true,"airmass":2.45,"alt":23.99,"az":55.0,"t":"2030-09-17T17:05:00Z","terrain":1.08},{"above_terrain":true,"airmass":2.38,"alt":24.76,"az":55.6,"t":"2030-09-17T17:10:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.31,"alt":25.53,"az":56.2,"t":"2030-09-17T17:15:00Z","terrain":1.05},{"above_terrain":true,"airmass":2.25,"alt":26.31,"az":56.8,"t":"2030-09-17T17:20:00Z","terrain":1.07},{"above_terrain":true,"airmass":2.19,"alt":27.1,"az":57.3,"t":"2030-09-17T17:25:00Z","terrain":1.13},{"above_terrain":true,"airmass":2.13,"alt":27.89,"az":57.9,"t":"2030-09-17T17:30:00Z","terrain":1.23},{"above_terrain":true,"airmass":2.08,"alt":28.69,"az":58.5,"t":"2030-09-17T17:35:00Z","terrain":1.23},{"above_terrain":true,"airmass":2.03,"alt":29.49,"az":59.0,"t":"2030-09-17T17:40:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.98,"alt":30.29,"az":59.6,"t":"2030-09-17T17:45:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.93,"alt":31.1,"az":60.2,"t":"2030-09-17T17:50:00Z","terrain":1.16},{"above_terrain":true,"airmass":1.89,"alt":31.91,"az":60.7,"t":"2030-09-17T17:55:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.85,"alt":32.73,"az":61.2,"t":"2030-09-17T18:00:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.81,"alt":33.56,"az":61.8,"t":"2030-09-17T18:05:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.77,"alt":34.38,"az":62.3,"t":"2030-09-17T18:10:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.73,"alt":35.21,"az":62.9,"t":"2030-09-17T18:15:00Z","terrain":0.92},{"above_terrain":true,"airmass":1.7,"alt":36.05,"az":63.4,"t":"2030-09-17T18:20:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.66,"alt":36.89,"az":63.9,"t":"2030-09-17T18:25:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.63,"alt":37.73,"az":64.4,"t":"2030-09-17T18:30:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.6,"alt":38.58,"az":65.0,"t":"2030-09-17T18:35:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.57,"alt":39.43,"az":65.5,"t":"2030-09-17T18:40:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.54,"alt":40.28,"az":66.0,"t":"2030-09-17T18:45:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.52,"alt":41.14,"az":66.5,"t":"2030-09-17T18:50:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.49,"alt":42.0,"az":67.0,"t":"2030-09-17T18:55:00Z","terrain":0.93},{"above_terrain":true,"airmass":1.47,"alt":42.86,"az":67.5,"t":"2030-09-17T19:00:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.45,"alt":43.72,"az":68.0,"t":"2030-09-17T19:05:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.42,"alt":44.59,"az":68.5,"t":"2030-09-17T19:10:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.4,"alt":45.47,"az":69.0,"t":"2030-09-17T19:15:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.38,"alt":46.34,"az":69.5,"t":"2030-09-17T19:20:00Z","terrain":1.13},{"above_terrain":true,"airmass":1.36,"alt":47.22,"az":70.0,"t":"2030-09-17T19:25:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.34,"alt":48.1,"az":70.5,"t":"2030-09-17T19:30:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.32,"alt":48.98,"az":71.0,"t":"2030-09-17T19:35:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.31,"alt":49.87,"az":71.4,"t":"2030-09-17T19:40:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.29,"alt":50.76,"az":71.9,"t":"2030-09-17T19:45:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.27,"alt":51.65,"az":72.4,"t":"2030-09-17T19:50:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.26,"alt":52.54,"az":72.9,"t":"2030-09-17T19:55:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.24,"alt":53.44,"az":73.3,"t":"2030-09-17T20:00:00Z","terrain":0.9},{"above_terrain":true,"airmass":1.23,"alt":54.34,"az":73.8,"t":"2030-09-17T20:05:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.22,"alt":55.24,"az":74.3,"t":"2030-09-17T20:10:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.2,"alt":56.14,"az":74.7,"t":"2030-09-17T20:15:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.19,"alt":57.04,"az":75.2,"t":"2030-09-17T20:20:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.18,"alt":57.95,"az":75.7,"t":"2030-09-17T20:25:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.17,"alt":58.86,"az":76.1,"t":"2030-09-17T20:30:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.16,"alt":59.76,"az":76.6,"t":"2030-09-17T20:35:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.15,"alt":60.68,"az":77.1,"t":"2030-09-17T20:40:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.14,"alt":61.59,"az":77.5,"t":"2030-09-17T20:45:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.13,"alt":62.5,"az":78.0,"t":"2030-09-17T20:50:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.12,"alt":63.42,"az":78.4,"t":"2030-09-17T20:55:00Z","terrain":0.6},{"above_terrain":true,"airmass":1.11,"alt":64.34,"az":78.9,"t":"2030-09-17T21:00:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.1,"alt":65.26,"az":79.4,"t":"2030-09-17T21:05:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.09,"alt":66.18,"az":79.8,"t":"2030-09-17T21:10:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.09,"alt":67.1,"az":80.3,"t":"2030-09-17T21:15:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.08,"alt":68.02,"az":80.7,"t":"2030-09-17T21:20:00Z","terrain":0.62},{"above_terrain":true,"airmass":1.07,"alt":68.95,"az":81.2,"t":"2030-09-17T21:25:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.06,"alt":69.87,"az":81.7,"t":"2030-09-17T21:30:00Z","terrain":0.76},{"above_terrain":true,"airmass":1.06,"alt":70.8,"az":82.1,"t":"2030-09-17T21:35:00Z","terrain":0.76},{"above_terrain":true,"airmass":1.05,"alt":71.73,"az":82.6,"t":"2030-09-17T21:40:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.05,"alt":72.66,"az":83.1,"t":"2030-09-17T21:45:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.04,"alt":73.58,"az":83.5,"t":"2030-09-17T21:50:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.04,"alt":74.52,"az":84.0,"t":"2030-09-17T21:55:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.03,"alt":75.45,"az":84.5,"t":"2030-09-17T22:00:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.03,"alt":76.38,"az":85.0,"t":"2030-09-17T22:05:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.02,"alt":77.31,"az":85.5,"t":"2030-09-17T22:10:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.02,"alt":78.24,"az":86.0,"t":"2030-09-17T22:15:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.02,"alt":79.18,"az":86.5,"t":"2030-09-17T22:20:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.01,"alt":80.11,"az":87.1,"t":"2030-09-17T22:25:00Z","terrain":0.06},{"above_terrain":true,"airmass":1.01,"alt":81.05,"az":87.7,"t":"2030-09-17T22:30:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.01,"alt":81.98,"az":88.3,"t":"2030-09-17T22:35:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.01,"alt":82.92,"az":88.9,"t":"2030-09-17T22:40:00Z","terrain":-0.19},{"above_terrain":true,"airmass":1.01,"alt":83.85,"az":89.7,"t":"2030-09-17T22:45:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.0,"alt":84.79,"az":90.5,"t":"2030-09-17T22:50:00Z","terrain":-0.15},{"above_terrain":true,"airmass":1.0,"alt":85.73,"az":91.5,"t":"2030-09-17T22:55:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.0,"alt":86.66,"az":92.9,"t":"2030-09-17T23:00:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.0,"alt":87.6,"az":95.1,"t":"2030-09-17T23:05:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.0,"alt":88.52,"az":99.4,"t":"2030-09-17T23:10:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.0,"alt":89.42,"az":116.2,"t":"2030-09-17T23:15:00Z","terrain":-1.51},{"above_terrain":true,"airmass":1.0,"alt":89.51,"az":239.0,"t":"2030-09-17T23:20:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.0,"alt":88.62,"az":259.9,"t":"2030-09-17T23:25:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.0,"alt":87.69,"az":264.7,"t":"2030-09-17T23:30:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.0,"alt":86.75,"az":266.9,"t":"2030-09-17T23:35:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.0,"alt":85.82,"az":268.3,"t":"2030-09-17T23:40:00Z","terrain":0.68},{"above_terrain":true,"airmass":1.0,"alt":84.88,"az":269.4,"t":"2030-09-17T23:45:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.01,"alt":83.95,"az":270.3,"t":"2030-09-17T23:50:00Z","terrain":0.87},{"above_terrain":true,"airmass":1.01,"alt":83.01,"az":271.0,"t":"2030-09-17T23:55:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.01,"alt":82.08,"az":271.7,"t":"2030-09-18T00:00:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.01,"alt":81.14,"az":272.3,"t":"2030-09-18T00:05:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.01,"alt":80.21,"az":272.9,"t":"2030-09-18T00:10:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.02,"alt":79.27,"az":273.4,"t":"2030-09-18T00:15:00Z","terrain":0.07},{"above_terrain":true,"airmass":1.02,"alt":78.34,"az":273.9,"t":"2030-09-18T00:20:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.02,"alt":77.4,"az":274.5,"t":"2030-09-18T00:25:00Z","terrain":0.03},{"above_terrain":true,"airmass":1.03,"alt":76.47,"az":275.0,"t":"2030-09-18T00:30:00Z","terrain":0.09},{"above_terrain":true,"airmass":1.03,"alt":75.54,"az":275.5,"t":"2030-09-18T00:35:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.04,"alt":74.61,"az":275.9,"t":"2030-09-18T00:40:00Z","terrain":-0.0},{"above_terrain":true,"airmass":1.04,"alt":73.68,"az":276.4,"t":"2030-09-18T00:45:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.05,"alt":72.75,"az":276.9,"t":"2030-09-18T00:50:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.05,"alt":71.82,"az":277.4,"t":"2030-09-18T00:55:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.06,"alt":70.89,"az":277.8,"t":"2030-09-18T01:00:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.06,"alt":69.96,"az":278.3,"t":"2030-09-18T01:05:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.07,"alt":69.04,"az":278.8,"t":"2030-09-18T01:10:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.08,"alt":68.11,"az":279.2,"t":"2030-09-18T01:15:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.08,"alt":67.19,"az":279.7,"t":"2030-09-18T01:20:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.09,"alt":66.27,"az":280.1,"t":"2030-09-18T01:25:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.1,"alt":65.35,"az":280.6,"t":"2030-09-18T01:30:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.11,"alt":64.43,"az":281.1,"t":"2030-09-18T01:35:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.12,"alt":63.51,"az":281.5,"t":"2030-09-18T01:40:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.13,"alt":62.59,"az":282.0,"t":"2030-09-18T01:45:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.14,"alt":61.68,"az":282.4,"t":"2030-09-18T01:50:00Z","terrain":-0.08},{"above_terrain":true,"airmass":1.15,"alt":60.77,"az":282.9,"t":"2030-09-18T01:55:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.16,"alt":59.85,"az":283.4,"t":"2030-09-18T02:00:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.17,"alt":58.94,"az":283.8,"t":"2030-09-18T02:05:00Z","terrain":0.1},{"above_terrain":true,"airmass":1.18,"alt":58.04,"az":284.3,"t":"2030-09-18T02:10:00Z","terrain":0.15},{"above_terrain":true,"airmass":1.19,"alt":57.13,"az":284.7,"t":"2030-09-18T02:15:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.2,"alt":56.23,"az":285.2,"t":"2030-09-18T02:20:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.22,"alt":55.32,"az":285.7,"t":"2030-09-18T02:25:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.23,"alt":54.42,"az":286.1,"t":"2030-09-18T02:30:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.24,"alt":53.53,"az":286.6,"t":"2030-09-18T02:35:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.26,"alt":52.63,"az":287.1,"t":"2030-09-18T02:40:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.27,"alt":51.74,"az":287.6,"t":"2030-09-18T02:45:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.29,"alt":50.85,"az":288.0,"t":"2030-09-18T02:50:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.31,"alt":49.96,"az":288.5,"t":"2030-09-18T02:55:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.32,"alt":49.07,"az":289.0,"t":"2030-09-18T03:00:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.34,"alt":48.19,"az":289.5,"t":"2030-09-18T03:05:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.36,"alt":47.31,"az":290.0,"t":"2030-09-18T03:10:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.38,"alt":46.43,"az":290.5,"t":"2030-09-18T03:15:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.4,"alt":45.55,"az":290.9,"t":"2030-09-18T03:20:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.42,"alt":44.68,"az":291.4,"t":"2030-09-18T03:25:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.44,"alt":43.81,"az":291.9,"t":"2030-09-18T03:30:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.47,"alt":42.94,"az":292.4,"t":"2030-09-18T03:35:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.49,"alt":42.08,"az":292.9,"t":"2030-09-18T03:40:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.52,"alt":41.22,"az":293.4,"t":"2030-09-18T03:45:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.54,"alt":40.36,"az":294.0,"t":"2030-09-18T03:50:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.57,"alt":39.51,"az":294.5,"t":"2030-09-18T03:55:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.6,"alt":38.66,"az":295.0,"t":"2030-09-18T04:00:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.63,"alt":37.81,"az":295.5,"t":"2030-09-18T04:05:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.66,"alt":36.97,"az":296.0,"t":"2030-09-18T04:10:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.69,"alt":36.13,"az":296.6,"t":"2030-09-18T04:15:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.73,"alt":35.3,"az":297.1,"t":"2030-09-18T04:20:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.76,"alt":34.46,"az":297.6,"t":"2030-09-18T04:25:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.8,"alt":33.64,"az":298.2,"t":"2030-09-18T04:30:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.84,"alt":32.81,"az":298.7,"t":"2030-09-18T04:35:00Z","terrain":0.15},{"above_terrain":true,"airmass":1.88,"alt":31.99,"az":299.2,"t":"2030-09-18T04:40:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.93,"alt":31.18,"az":299.8,"t":"2030-09-18T04:45:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.97,"alt":30.37,"az":300.3,"t":"2030-09-18T04:50:00Z","terrain":0.35},{"above_terrain":true,"airmass":2.02,"alt":29.56,"az":300.9,"t":"2030-09-18T04:55:00Z","terrain":0.32},{"above_terrain":true,"airmass":2.07,"alt":28.76,"az":301.5,"t":"2030-09-18T05:00:00Z","terrain":0.21},{"above_terrain":true,"airmass":2.13,"alt":27.97,"az":302.0,"t":"2030-09-18T05:05:00Z","terrain":0.07},{"above_terrain":true,"airmass":2.18,"alt":27.18,"az":302.6,"t":"2030-09-18T05:10:00Z","terrain":-0.11},{"above_terrain":true,"airmass":2.24,"alt":26.39,"az":303.2,"t":"2030-09-18T05:15:00Z","terrain":-0.21},{"above_terrain":true,"airmass":2.3,"alt":25.61,"az":303.8,"t":"2030-09-18T05:20:00Z","terrain":-0.13},{"above_terrain":true,"airmass":2.37,"alt":24.84,"az":304.4,"t":"2030-09-18T05:25:00Z","terrain":-0.17},{"above_terrain":true,"airmass":2.44,"alt":24.07,"az":304.9,"t":"2030-09-18T05:30:00Z","terrain":-0.28},{"above_terrain":true,"airmass":2.52,"alt":23.3,"az":305.5,"t":"2030-09-18T05:35:00Z","terrain":-0.22},{"above_terrain":true,"airmass":2.59,"alt":22.54,"az":306.1,"t":"2030-09-18T05:40:00Z","terrain":-0.12},{"above_terrain":true,"airmass":2.68,"alt":21.79,"az":306.8,"t":"2030-09-18T05:45:00Z","terrain":0.09},{"above_terrain":true,"airmass":2.77,"alt":21.04,"az":307.4,"t":"2030-09-18T05:50:00Z","terrain":0.23},{"above_terrain":true,"airmass":2.86,"alt":20.3,"az":308.0,"t":"2030-09-18T05:55:00Z","terrain":0.32},{"above_terrain":true,"airmass":2.96,"alt":19.57,"az":308.6,"t":"2030-09-18T06:00:00Z","terrain":0.23},{"above_terrain":true,"airmass":3.07,"alt":18.84,"az":309.2,"t":"2030-09-18T06:05:00Z","terrain":0.18},{"above_terrain":true,"airmass":3.19,"alt":18.12,"az":309.9,"t":"2030-09-18T06:10:00Z","terrain":0.21},{"above_terrain":true,"airmass":3.31,"alt":17.4,"az":310.5,"t":"2030-09-18T06:15:00Z","terrain":0.29},{"above_terrain":true,"airmass":3.44,"alt":16.69,"az":311.2,"t":"2030-09-18T06:20:00Z","terrain":0.33},{"above_terrain":true,"airmass":3.59,"alt":15.99,"az":311.8,"t":"2030-09-18T06:25:00Z","terrain":0.18},{"above_terrain":true,"airmass":3.74,"alt":15.3,"az":312.5,"t":"2030-09-18T06:30:00Z","terrain":0.2},{"above_terrain":true,"airmass":3.91,"alt":14.61,"az":313.1,"t":"2030-09-18T06:35:00Z","terrain":0.3},{"above_terrain":true,"airmass":4.09,"alt":13.93,"az":313.8,"t":"2030-09-18T06:40:00Z","terrain":0.43},{"above_terrain":true,"airmass":4.29,"alt":13.26,"az":314.5,"t":"2030-09-18T06:45:00Z","terrain":0.51},{"above_terrain":true,"airmass":4.5,"alt":12.6,"az":315.2,"t":"2030-09-18T06:50:00Z","terrain":0.55},{"above_terrain":true,"airmass":4.73,"alt":11.94,"az":315.8,"t":"2030-09-18T06:55:00Z","terrain":0.49},{"above_terrain":true,"airmass":4.99,"alt":11.29,"az":316.5,"t":"2030-09-18T07:00:00Z","terrain":0.38},{"above_terrain":true,"airmass":5.27,"alt":10.65,"az":317.2,"t":"2030-09-18T07:05:00Z","terrain":0.31},{"above_terrain":true,"airmass":5.57,"alt":10.02,"az":318.0,"t":"2030-09-18T07:10:00Z","terrain":0.33},{"above_terrain":true,"airmass":5.92,"alt":9.4,"az":318.7,"t":"2030-09-18T07:15:00Z","terrain":0.02},{"above_terrain":true,"airmass":6.29,"alt":8.79,"az":319.4,"t":"2030-09-18T07:20:00Z","terrain":-0.16},{"above_terrain":true,"airmass":6.72,"alt":8.18,"az":320.1,"t":"2030-09-18T07:25:00Z","terrain":-0.2},{"above_terrain":true,"airmass":7.19,"alt":7.59,"az":320.8,"t":"2030-09-18T07:30:00Z","terrain":-0.2},{"above_terrain":true,"airmass":7.73,"alt":7.0,"az":321.6,"t":"2030-09-18T07:35:00Z","terrain":0.04},{"above_terrain":true,"airmass":8.33,"alt":6.42,"az":322.3,"t":"2030-09-18T07:40:00Z","terrain":0.17},{"above_terrain":true,"airmass":9.03,"alt":5.86,"az":323.1,"t":"2030-09-18T07:45:00Z","terrain":0.05},{"above_terrain":true,"airmass":9.82,"alt":5.3,"az":323.8,"t":"2030-09-18T07:50:00Z","terrain":-0.17},{"above_terrain":true,"airmass":10.74,"alt":4.75,"az":324.6,"t":"2030-09-18T07:55:00Z","terrain":-0.2},{"above_terrain":true,"airmass":11.81,"alt":4.22,"az":325.4,"t":"2030-09-18T08:00:00Z","terrain":-0.21},{"above_terrain":true,"airmass":13.08,"alt":3.69,"az":326.2,"t":"2030-09-18T08:05:00Z","terrain":-0.27},{"above_terrain":true,"airmass":14.57,"alt":3.17,"az":327.0,"t":"2030-09-18T08:10:00Z","terrain":-0.38},{"above_terrain":true,"airmass":16.37,"alt":2.67,"az":327.7,"t":"2030-09-18T08:15:00Z","terrain":-0.27},{"above_terrain":true,"airmass":18.54,"alt":2.17,"az":328.5,"t":"2030-09-18T08:20:00Z","terrain":-0.18},{"above_terrain":true,"airmass":21.2,"alt":1.69,"az":329.4,"t":"2030-09-18T08:25:00Z","terrain":-0.21},{"above_terrain":true,"airmass":24.48,"alt":1.22,"az":330.2,"t":"2030-09-18T08:30:00Z","terrain":-0.36},{"above_terrain":true,"airmass":28.56,"alt":0.76,"az":331.0,"t":"2030-09-18T08:35:00Z","terrain":-0.39},{"above_terrain":true,"airmass":33.62,"alt":0.31,"az":331.8,"t":"2030-09-18T08:40:00Z","terrain":-0.19},{"above_terrain":true,"airmass":null,"alt":-0.12,"az":332.6,"t":"2030-09-18T08:45:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-0.55,"az":333.5,"t":"2030-09-18T08:50:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-0.96,"az":334.3,"t":"2030-09-18T08:55:00Z","terrain":-0.35},{"above_terrain":false,"airmass":null,"alt":-1.36,"az":335.2,"t":"2030-09-18T09:00:00Z","terrain":-0.63}],"transit":{"airmass":1.0,"alt":89.5,"az":239.0,"t":"2030-09-17T23:20:00Z"},"usable_hours":8.5,"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."]}
