{"assessment":{"best_window":{"end":"2030-09-11T02:25Z","end_local":"05:25","hours":0.83,"label":"good","mean_quality":0.62,"start":"2030-09-11T01:35Z","start_local":"04:35"},"cost":{"altitude":0.41,"clouds":0.0,"darkness":1.58,"moon":3.9},"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 possible, with compromises \u2014 weather unknown","hourly":[{"alt":19,"cloud":null,"high":null,"iso":"2030-09-10T17:00Z","label":"unusable","low":null,"mid":null,"moon_alt":14,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"20:00","wind":null},{"alt":28,"cloud":null,"high":null,"iso":"2030-09-10T18:00Z","label":"poor","low":null,"mid":null,"moon_alt":24,"precip":null,"q":0.21,"rh":null,"sky":"astronomical twilight","temp":null,"time":"21:00","wind":null},{"alt":38,"cloud":null,"high":null,"iso":"2030-09-10T19:00Z","label":"marginal","low":null,"mid":null,"moon_alt":33,"precip":null,"q":0.45,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":49,"cloud":null,"high":null,"iso":"2030-09-10T20:00Z","label":"marginal","low":null,"mid":null,"moon_alt":39,"precip":null,"q":0.46,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":59,"cloud":null,"high":null,"iso":"2030-09-10T21:00Z","label":"marginal","low":null,"mid":null,"moon_alt":42,"precip":null,"q":0.49,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":70,"cloud":null,"high":null,"iso":"2030-09-10T22:00Z","label":"marginal","low":null,"mid":null,"moon_alt":42,"precip":null,"q":0.49,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":82,"cloud":null,"high":null,"iso":"2030-09-10T23:00Z","label":"marginal","low":null,"mid":null,"moon_alt":39,"precip":null,"q":0.5,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":87,"cloud":null,"high":null,"iso":"2030-09-11T00:00Z","label":"marginal","low":null,"mid":null,"moon_alt":32,"precip":null,"q":0.53,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":76,"cloud":null,"high":null,"iso":"2030-09-11T01:00Z","label":"marginal","low":null,"mid":null,"moon_alt":23,"precip":null,"q":0.57,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":65,"cloud":null,"high":null,"iso":"2030-09-11T02:00Z","label":"good","low":null,"mid":null,"moon_alt":14,"precip":null,"q":0.62,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":54,"cloud":null,"high":null,"iso":"2030-09-11T03:00Z","label":"poor","low":null,"mid":null,"moon_alt":3,"precip":null,"q":0.1,"rh":null,"sky":"nautical twilight","temp":null,"time":"06:00","wind":null}],"peak_quality":0.64,"peak_sky":0.64,"quality_hours":4.56,"reasons":["moonlight cost 3.9 quality-hours","daylight and twilight cost 1.6 quality-hours","the target being low or below 20\u00b0 cost 0.4 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":64,"score_weather":null,"sky_hours":4.56,"verdict":"unknown","verdict_astronomy":"marginal","weather_known":false,"windows":[{"end":"2030-09-10T17:10Z","end_local":"20:10","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2030-09-10T16:35Z","start_local":"19:35"},{"end":"2030-09-10T18:15Z","end_local":"21:15","hours":1.08,"label":"poor","mean_quality":0.12,"start":"2030-09-10T17:10Z","start_local":"20:10"},{"end":"2030-09-11T01:35Z","end_local":"04:35","hours":7.33,"label":"marginal","mean_quality":0.5,"start":"2030-09-10T18:15Z","start_local":"21:15"},{"end":"2030-09-11T02:25Z","end_local":"05:25","hours":0.83,"label":"good","mean_quality":0.62,"start":"2030-09-11T01:35Z","start_local":"04:35"},{"end":"2030-09-11T03:00Z","end_local":"06:00","hours":0.58,"label":"marginal","mean_quality":0.32,"start":"2030-09-11T02:25Z","start_local":"05:25"},{"end":"2030-09-11T03:30Z","end_local":"06:30","hours":0.5,"label":"poor","mean_quality":0.11,"start":"2030-09-11T03:00Z","start_local":"06:00"},{"end":"2030-09-11T04:00Z","end_local":"07:00","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2030-09-11T03:30Z","start_local":"06:30"}]},"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":"2030-09-10T18:14:55Z","dark_hours":8.11,"dark_to":"2030-09-11T02:21:22Z","moon":{"illumination":0.987,"phase":"full moon","waxing":true},"moon_free_dark_hours":0.0,"moonrise":"2030-09-10T15:40:14Z","moonset":"2030-09-11T03:17:16Z","sunrise":"2030-09-11T03:57:02Z","sunset":"2030-09-10T16:39:22Z","twilight":{"astronomical":{"end":"2030-09-10T18:14:55Z","start":"2030-09-11T02:21:22Z"},"civil":{"end":"2030-09-10T17:07:24Z","start":"2030-09-11T03:28:57Z"},"nautical":{"end":"2030-09-10T17:40:36Z","start":"2030-09-11T02:55:44Z"}},"window_end":"2030-09-11T09:00:00Z","window_start":"2030-09-10T09:00:00Z"},"night_date":"2030-09-10","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.0,"alt":89.7,"t":"2030-09-10T23:45:00Z"},"dec":41.26875,"dec_of_date":41.4365,"dec_str":"+41\u00b0 16' 07.5\"","good_hours":8.17,"limit_rise":"2030-09-10T17:05:57Z","limit_set":"2030-09-11T06:24:34Z","max_az_rate_deg_per_min":17.08,"moon_separation":55.6,"never_rises":false,"ra":10.68470833,"ra_of_date":11.1064,"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":"8.2 dark hours above 30\u00b0 \u2014 a proper target for this night.","terrain":{"available":true,"behind_at":"2030-09-10T09:16:37Z","blocked_dark_hours":0,"clears_at":"2030-09-10T14:31:36Z","rise_az":329.9},"track":[{"above_terrain":true,"airmass":23.46,"alt":1.36,"az":329.9,"t":"2030-09-10T09:00:00Z","terrain":-0.33},{"above_terrain":true,"airmass":27.28,"alt":0.89,"az":330.7,"t":"2030-09-10T09:05:00Z","terrain":-0.38},{"above_terrain":true,"airmass":32.04,"alt":0.44,"az":331.6,"t":"2030-09-10T09:10:00Z","terrain":-0.25},{"above_terrain":true,"airmass":37.9,"alt":0.0,"az":332.4,"t":"2030-09-10T09:15:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-0.43,"az":333.2,"t":"2030-09-10T09:20:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-0.84,"az":334.1,"t":"2030-09-10T09:25:00Z","terrain":-0.26},{"above_terrain":false,"airmass":null,"alt":-1.24,"az":334.9,"t":"2030-09-10T09:30:00Z","terrain":-0.57},{"above_terrain":false,"airmass":null,"alt":-1.63,"az":335.8,"t":"2030-09-10T09:35:00Z","terrain":-0.78},{"above_terrain":false,"airmass":null,"alt":-2.01,"az":336.6,"t":"2030-09-10T09:40:00Z","terrain":-0.77},{"above_terrain":false,"airmass":null,"alt":-2.38,"az":337.5,"t":"2030-09-10T09:45:00Z","terrain":-0.6},{"above_terrain":false,"airmass":null,"alt":-2.73,"az":338.4,"t":"2030-09-10T09:50:00Z","terrain":-0.58},{"above_terrain":false,"airmass":null,"alt":-3.07,"az":339.3,"t":"2030-09-10T09:55:00Z","terrain":-0.69},{"above_terrain":false,"airmass":null,"alt":-3.39,"az":340.1,"t":"2030-09-10T10:00:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-3.7,"az":341.0,"t":"2030-09-10T10:05:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-4.0,"az":341.9,"t":"2030-09-10T10:10:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-4.28,"az":342.8,"t":"2030-09-10T10:15:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-4.55,"az":343.7,"t":"2030-09-10T10:20:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-4.81,"az":344.6,"t":"2030-09-10T10:25:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-5.05,"az":345.6,"t":"2030-09-10T10:30:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-5.27,"az":346.5,"t":"2030-09-10T10:35:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-5.48,"az":347.4,"t":"2030-09-10T10:40:00Z","terrain":-0.31},{"above_terrain":false,"airmass":null,"alt":-5.68,"az":348.3,"t":"2030-09-10T10:45:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-5.86,"az":349.2,"t":"2030-09-10T10:50:00Z","terrain":0.03},{"above_terrain":false,"airmass":null,"alt":-6.03,"az":350.2,"t":"2030-09-10T10:55:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-6.18,"az":351.1,"t":"2030-09-10T11:00:00Z","terrain":0.15},{"above_terrain":false,"airmass":null,"alt":-6.32,"az":352.0,"t":"2030-09-10T11:05:00Z","terrain":0.28},{"above_terrain":false,"airmass":null,"alt":-6.44,"az":353.0,"t":"2030-09-10T11:10:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-6.55,"az":353.9,"t":"2030-09-10T11:15:00Z","terrain":0.61},{"above_terrain":false,"airmass":null,"alt":-6.64,"az":354.9,"t":"2030-09-10T11:20:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-6.72,"az":355.8,"t":"2030-09-10T11:25:00Z","terrain":0.72},{"above_terrain":false,"airmass":null,"alt":-6.78,"az":356.7,"t":"2030-09-10T11:30:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-6.82,"az":357.7,"t":"2030-09-10T11:35:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-6.85,"az":358.6,"t":"2030-09-10T11:40:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-6.87,"az":359.6,"t":"2030-09-10T11:45:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-6.87,"az":0.5,"t":"2030-09-10T11:50:00Z","terrain":0.43},{"above_terrain":false,"airmass":null,"alt":-6.85,"az":1.5,"t":"2030-09-10T11:55:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-6.82,"az":2.4,"t":"2030-09-10T12:00:00Z","terrain":0.02},{"above_terrain":false,"airmass":null,"alt":-6.77,"az":3.4,"t":"2030-09-10T12:05:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-6.71,"az":4.3,"t":"2030-09-10T12:10:00Z","terrain":-0.33},{"above_terrain":false,"airmass":null,"alt":-6.63,"az":5.2,"t":"2030-09-10T12:15:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-6.54,"az":6.2,"t":"2030-09-10T12:20:00Z","terrain":-0.56},{"above_terrain":false,"airmass":null,"alt":-6.43,"az":7.1,"t":"2030-09-10T12:25:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-6.31,"az":8.1,"t":"2030-09-10T12:30:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-6.17,"az":9.0,"t":"2030-09-10T12:35:00Z","terrain":-0.66},{"above_terrain":false,"airmass":null,"alt":-6.01,"az":9.9,"t":"2030-09-10T12:40:00Z","terrain":-0.6},{"above_terrain":false,"airmass":null,"alt":-5.85,"az":10.9,"t":"2030-09-10T12:45:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-5.66,"az":11.8,"t":"2030-09-10T12:50:00Z","terrain":-0.23},{"above_terrain":false,"airmass":null,"alt":-5.46,"az":12.7,"t":"2030-09-10T12:55:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-5.25,"az":13.6,"t":"2030-09-10T13:00:00Z","terrain":0.03},{"above_terrain":false,"airmass":null,"alt":-5.02,"az":14.5,"t":"2030-09-10T13:05:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-4.78,"az":15.5,"t":"2030-09-10T13:10:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-4.52,"az":16.4,"t":"2030-09-10T13:15:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-4.25,"az":17.3,"t":"2030-09-10T13:20:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-3.97,"az":18.2,"t":"2030-09-10T13:25:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-3.67,"az":19.1,"t":"2030-09-10T13:30:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.36,"az":19.9,"t":"2030-09-10T13:35:00Z","terrain":0.67},{"above_terrain":false,"airmass":null,"alt":-3.03,"az":20.8,"t":"2030-09-10T13:40:00Z","terrain":0.69},{"above_terrain":false,"airmass":null,"alt":-2.69,"az":21.7,"t":"2030-09-10T13:45:00Z","terrain":0.9},{"above_terrain":false,"airmass":null,"alt":-2.34,"az":22.6,"t":"2030-09-10T13:50:00Z","terrain":1.09},{"above_terrain":false,"airmass":null,"alt":-1.97,"az":23.4,"t":"2030-09-10T13:55:00Z","terrain":1.05},{"above_terrain":false,"airmass":null,"alt":-1.59,"az":24.3,"t":"2030-09-10T14:00:00Z","terrain":1.01},{"above_terrain":false,"airmass":null,"alt":-1.2,"az":25.2,"t":"2030-09-10T14:05:00Z","terrain":1.24},{"above_terrain":false,"airmass":null,"alt":-0.8,"az":26.0,"t":"2030-09-10T14:10:00Z","terrain":1.34},{"above_terrain":false,"airmass":null,"alt":-0.38,"az":26.8,"t":"2030-09-10T14:15:00Z","terrain":1.29},{"above_terrain":false,"airmass":37.22,"alt":0.05,"az":27.7,"t":"2030-09-10T14:20:00Z","terrain":1.22},{"above_terrain":false,"airmass":31.48,"alt":0.49,"az":28.5,"t":"2030-09-10T14:25:00Z","terrain":1.09},{"above_terrain":false,"airmass":26.83,"alt":0.94,"az":29.3,"t":"2030-09-10T14:30:00Z","terrain":1.05},{"above_terrain":true,"airmass":23.1,"alt":1.41,"az":30.2,"t":"2030-09-10T14:35:00Z","terrain":1.17},{"above_terrain":true,"airmass":20.08,"alt":1.88,"az":31.0,"t":"2030-09-10T14:40:00Z","terrain":1.3},{"above_terrain":true,"airmass":17.63,"alt":2.37,"az":31.8,"t":"2030-09-10T14:45:00Z","terrain":1.33},{"above_terrain":true,"airmass":15.62,"alt":2.87,"az":32.6,"t":"2030-09-10T14:50:00Z","terrain":1.14},{"above_terrain":true,"airmass":13.95,"alt":3.38,"az":33.4,"t":"2030-09-10T14:55:00Z","terrain":0.79},{"above_terrain":true,"airmass":12.55,"alt":3.9,"az":34.1,"t":"2030-09-10T15:00:00Z","terrain":0.38},{"above_terrain":true,"airmass":11.37,"alt":4.43,"az":34.9,"t":"2030-09-10T15:05:00Z","terrain":0.08},{"above_terrain":true,"airmass":10.36,"alt":4.97,"az":35.7,"t":"2030-09-10T15:10:00Z","terrain":0.04},{"above_terrain":true,"airmass":9.49,"alt":5.52,"az":36.5,"t":"2030-09-10T15:15:00Z","terrain":-0.02},{"above_terrain":true,"airmass":8.74,"alt":6.08,"az":37.2,"t":"2030-09-10T15:20:00Z","terrain":-0.12},{"above_terrain":true,"airmass":8.08,"alt":6.65,"az":38.0,"t":"2030-09-10T15:25:00Z","terrain":-0.21},{"above_terrain":true,"airmass":7.51,"alt":7.23,"az":38.7,"t":"2030-09-10T15:30:00Z","terrain":-0.17},{"above_terrain":true,"airmass":7.0,"alt":7.82,"az":39.4,"t":"2030-09-10T15:35:00Z","terrain":-0.11},{"above_terrain":true,"airmass":6.54,"alt":8.42,"az":40.2,"t":"2030-09-10T15:40:00Z","terrain":-0.04},{"above_terrain":true,"airmass":6.14,"alt":9.03,"az":40.9,"t":"2030-09-10T15:45:00Z","terrain":0.01},{"above_terrain":true,"airmass":5.78,"alt":9.65,"az":41.6,"t":"2030-09-10T15:50:00Z","terrain":0.08},{"above_terrain":true,"airmass":5.45,"alt":10.27,"az":42.3,"t":"2030-09-10T15:55:00Z","terrain":0.16},{"above_terrain":true,"airmass":5.15,"alt":10.91,"az":43.0,"t":"2030-09-10T16:00:00Z","terrain":0.26},{"above_terrain":true,"airmass":4.88,"alt":11.55,"az":43.7,"t":"2030-09-10T16:05:00Z","terrain":0.37},{"above_terrain":true,"airmass":4.64,"alt":12.2,"az":44.4,"t":"2030-09-10T16:10:00Z","terrain":0.48},{"above_terrain":true,"airmass":4.41,"alt":12.86,"az":45.1,"t":"2030-09-10T16:15:00Z","terrain":0.59},{"above_terrain":true,"airmass":4.21,"alt":13.53,"az":45.8,"t":"2030-09-10T16:20:00Z","terrain":0.65},{"above_terrain":true,"airmass":4.02,"alt":14.2,"az":46.5,"t":"2030-09-10T16:25:00Z","terrain":0.64},{"above_terrain":true,"airmass":3.84,"alt":14.88,"az":47.1,"t":"2030-09-10T16:30:00Z","terrain":0.6},{"above_terrain":true,"airmass":3.68,"alt":15.57,"az":47.8,"t":"2030-09-10T16:35:00Z","terrain":0.55},{"above_terrain":true,"airmass":3.53,"alt":16.27,"az":48.5,"t":"2030-09-10T16:40:00Z","terrain":0.48},{"above_terrain":true,"airmass":3.39,"alt":16.97,"az":49.1,"t":"2030-09-10T16:45:00Z","terrain":0.41},{"above_terrain":true,"airmass":3.26,"alt":17.69,"az":49.7,"t":"2030-09-10T16:50:00Z","terrain":0.4},{"above_terrain":true,"airmass":3.14,"alt":18.4,"az":50.4,"t":"2030-09-10T16:55:00Z","terrain":0.45},{"above_terrain":true,"airmass":3.03,"alt":19.13,"az":51.0,"t":"2030-09-10T17:00:00Z","terrain":0.53},{"above_terrain":true,"airmass":2.92,"alt":19.86,"az":51.6,"t":"2030-09-10T17:05:00Z","terrain":0.59},{"above_terrain":true,"airmass":2.82,"alt":20.6,"az":52.3,"t":"2030-09-10T17:10:00Z","terrain":0.69},{"above_terrain":true,"airmass":2.73,"alt":21.34,"az":52.9,"t":"2030-09-10T17:15:00Z","terrain":0.81},{"above_terrain":true,"airmass":2.64,"alt":22.09,"az":53.5,"t":"2030-09-10T17:20:00Z","terrain":0.92},{"above_terrain":true,"airmass":2.56,"alt":22.84,"az":54.1,"t":"2030-09-10T17:25:00Z","terrain":1.01},{"above_terrain":true,"airmass":2.49,"alt":23.6,"az":54.7,"t":"2030-09-10T17:30:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.41,"alt":24.37,"az":55.3,"t":"2030-09-10T17:35:00Z","terrain":1.07},{"above_terrain":true,"airmass":2.34,"alt":25.14,"az":55.9,"t":"2030-09-10T17:40:00Z","terrain":1.05},{"above_terrain":true,"airmass":2.28,"alt":25.92,"az":56.5,"t":"2030-09-10T17:45:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.22,"alt":26.7,"az":57.0,"t":"2030-09-10T17:50:00Z","terrain":1.08},{"above_terrain":true,"airmass":2.16,"alt":27.49,"az":57.6,"t":"2030-09-10T17:55:00Z","terrain":1.18},{"above_terrain":true,"airmass":2.1,"alt":28.28,"az":58.2,"t":"2030-09-10T18:00:00Z","terrain":1.24},{"above_terrain":true,"airmass":2.05,"alt":29.08,"az":58.8,"t":"2030-09-10T18:05:00Z","terrain":1.22},{"above_terrain":true,"airmass":2.0,"alt":29.88,"az":59.3,"t":"2030-09-10T18:10:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.95,"alt":30.69,"az":59.9,"t":"2030-09-10T18:15:00Z","terrain":1.18},{"above_terrain":true,"airmass":1.91,"alt":31.5,"az":60.4,"t":"2030-09-10T18:20:00Z","terrain":1.14},{"above_terrain":true,"airmass":1.87,"alt":32.32,"az":61.0,"t":"2030-09-10T18:25:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.83,"alt":33.14,"az":61.5,"t":"2030-09-10T18:30:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.79,"alt":33.96,"az":62.1,"t":"2030-09-10T18:35:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.75,"alt":34.79,"az":62.6,"t":"2030-09-10T18:40:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.71,"alt":35.63,"az":63.1,"t":"2030-09-10T18:45:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.68,"alt":36.46,"az":63.7,"t":"2030-09-10T18:50:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.65,"alt":37.3,"az":64.2,"t":"2030-09-10T18:55:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.62,"alt":38.15,"az":64.7,"t":"2030-09-10T19:00:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.59,"alt":39.0,"az":65.2,"t":"2030-09-10T19:05:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.56,"alt":39.85,"az":65.7,"t":"2030-09-10T19:10:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.53,"alt":40.7,"az":66.2,"t":"2030-09-10T19:15:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.51,"alt":41.56,"az":66.8,"t":"2030-09-10T19:20:00Z","terrain":0.91},{"above_terrain":true,"airmass":1.48,"alt":42.42,"az":67.3,"t":"2030-09-10T19:25:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.46,"alt":43.29,"az":67.8,"t":"2030-09-10T19:30:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.43,"alt":44.16,"az":68.3,"t":"2030-09-10T19:35:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.41,"alt":45.03,"az":68.8,"t":"2030-09-10T19:40:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.39,"alt":45.9,"az":69.2,"t":"2030-09-10T19:45:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.37,"alt":46.78,"az":69.7,"t":"2030-09-10T19:50:00Z","terrain":1.18},{"above_terrain":true,"airmass":1.35,"alt":47.66,"az":70.2,"t":"2030-09-10T19:55:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.33,"alt":48.54,"az":70.7,"t":"2030-09-10T20:00:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.32,"alt":49.42,"az":71.2,"t":"2030-09-10T20:05:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.3,"alt":50.31,"az":71.7,"t":"2030-09-10T20:10:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.28,"alt":51.2,"az":72.1,"t":"2030-09-10T20:15:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.27,"alt":52.09,"az":72.6,"t":"2030-09-10T20:20:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.25,"alt":52.99,"az":73.1,"t":"2030-09-10T20:25:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.24,"alt":53.88,"az":73.6,"t":"2030-09-10T20:30:00Z","terrain":0.84},{"above_terrain":true,"airmass":1.22,"alt":54.78,"az":74.0,"t":"2030-09-10T20:35:00Z","terrain":0.73},{"above_terrain":true,"airmass":1.21,"alt":55.68,"az":74.5,"t":"2030-09-10T20:40:00Z","terrain":0.68},{"above_terrain":true,"airmass":1.2,"alt":56.59,"az":75.0,"t":"2030-09-10T20:45:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.19,"alt":57.49,"az":75.4,"t":"2030-09-10T20:50:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.17,"alt":58.4,"az":75.9,"t":"2030-09-10T20:55:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.16,"alt":59.31,"az":76.4,"t":"2030-09-10T21:00:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.15,"alt":60.22,"az":76.8,"t":"2030-09-10T21:05:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.14,"alt":61.13,"az":77.3,"t":"2030-09-10T21:10:00Z","terrain":0.68},{"above_terrain":true,"airmass":1.13,"alt":62.04,"az":77.8,"t":"2030-09-10T21:15:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.12,"alt":62.96,"az":78.2,"t":"2030-09-10T21:20:00Z","terrain":0.62},{"above_terrain":true,"airmass":1.11,"alt":63.87,"az":78.7,"t":"2030-09-10T21:25:00Z","terrain":0.59},{"above_terrain":true,"airmass":1.1,"alt":64.79,"az":79.1,"t":"2030-09-10T21:30:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.1,"alt":65.71,"az":79.6,"t":"2030-09-10T21:35:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.09,"alt":66.63,"az":80.0,"t":"2030-09-10T21:40:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.08,"alt":67.56,"az":80.5,"t":"2030-09-10T21:45:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.07,"alt":68.48,"az":81.0,"t":"2030-09-10T21:50:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.07,"alt":69.41,"az":81.4,"t":"2030-09-10T21:55:00Z","terrain":0.73},{"above_terrain":true,"airmass":1.06,"alt":70.33,"az":81.9,"t":"2030-09-10T22:00:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.06,"alt":71.26,"az":82.4,"t":"2030-09-10T22:05:00Z","terrain":0.68},{"above_terrain":true,"airmass":1.05,"alt":72.19,"az":82.8,"t":"2030-09-10T22:10:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.04,"alt":73.12,"az":83.3,"t":"2030-09-10T22:15:00Z","terrain":0.44},{"above_terrain":true,"airmass":1.04,"alt":74.05,"az":83.8,"t":"2030-09-10T22:20:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.03,"alt":74.98,"az":84.3,"t":"2030-09-10T22:25:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.03,"alt":75.91,"az":84.7,"t":"2030-09-10T22:30:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.03,"alt":76.84,"az":85.2,"t":"2030-09-10T22:35:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.02,"alt":77.77,"az":85.7,"t":"2030-09-10T22:40:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.02,"alt":78.71,"az":86.3,"t":"2030-09-10T22:45:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.02,"alt":79.64,"az":86.8,"t":"2030-09-10T22:50:00Z","terrain":0.09},{"above_terrain":true,"airmass":1.01,"alt":80.58,"az":87.4,"t":"2030-09-10T22:55:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.01,"alt":81.51,"az":88.0,"t":"2030-09-10T23:00:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.01,"alt":82.45,"az":88.6,"t":"2030-09-10T23:05:00Z","terrain":-0.15},{"above_terrain":true,"airmass":1.01,"alt":83.38,"az":89.3,"t":"2030-09-10T23:10:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.0,"alt":84.32,"az":90.1,"t":"2030-09-10T23:15:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.0,"alt":85.25,"az":91.0,"t":"2030-09-10T23:20:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.0,"alt":86.19,"az":92.2,"t":"2030-09-10T23:25:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.0,"alt":87.13,"az":93.8,"t":"2030-09-10T23:30:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.0,"alt":88.06,"az":96.7,"t":"2030-09-10T23:35:00Z","terrain":0.68},{"above_terrain":true,"airmass":1.0,"alt":88.98,"az":104.1,"t":"2030-09-10T23:40:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.0,"alt":89.74,"az":168.9,"t":"2030-09-10T23:45:00Z","terrain":-0.83},{"above_terrain":true,"airmass":1.0,"alt":89.08,"az":254.3,"t":"2030-09-10T23:50:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.0,"alt":88.16,"az":262.8,"t":"2030-09-10T23:55:00Z","terrain":0.84},{"above_terrain":true,"airmass":1.0,"alt":87.23,"az":265.9,"t":"2030-09-11T00:00:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.0,"alt":86.29,"az":267.7,"t":"2030-09-11T00:05:00Z","terrain":0.62},{"above_terrain":true,"airmass":1.0,"alt":85.36,"az":268.9,"t":"2030-09-11T00:10:00Z","terrain":0.74},{"above_terrain":true,"airmass":1.0,"alt":84.42,"az":269.8,"t":"2030-09-11T00:15:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.01,"alt":83.48,"az":270.6,"t":"2030-09-11T00:20:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.01,"alt":82.55,"az":271.3,"t":"2030-09-11T00:25:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.01,"alt":81.61,"az":272.0,"t":"2030-09-11T00:30:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.01,"alt":80.68,"az":272.6,"t":"2030-09-11T00:35:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.02,"alt":79.74,"az":273.1,"t":"2030-09-11T00:40:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.02,"alt":78.81,"az":273.7,"t":"2030-09-11T00:45:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.02,"alt":77.87,"az":274.2,"t":"2030-09-11T00:50:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.03,"alt":76.94,"az":274.7,"t":"2030-09-11T00:55:00Z","terrain":0.06},{"above_terrain":true,"airmass":1.03,"alt":76.01,"az":275.2,"t":"2030-09-11T01:00:00Z","terrain":0.07},{"above_terrain":true,"airmass":1.03,"alt":75.08,"az":275.7,"t":"2030-09-11T01:05:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.04,"alt":74.15,"az":276.2,"t":"2030-09-11T01:10:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.04,"alt":73.22,"az":276.7,"t":"2030-09-11T01:15:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.05,"alt":72.29,"az":277.1,"t":"2030-09-11T01:20:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.05,"alt":71.36,"az":277.6,"t":"2030-09-11T01:25:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.06,"alt":70.43,"az":278.1,"t":"2030-09-11T01:30:00Z","terrain":-0.08},{"above_terrain":true,"airmass":1.07,"alt":69.5,"az":278.5,"t":"2030-09-11T01:35:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.07,"alt":68.58,"az":279.0,"t":"2030-09-11T01:40:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.08,"alt":67.66,"az":279.4,"t":"2030-09-11T01:45:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.09,"alt":66.73,"az":279.9,"t":"2030-09-11T01:50:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.1,"alt":65.81,"az":280.4,"t":"2030-09-11T01:55:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.1,"alt":64.89,"az":280.8,"t":"2030-09-11T02:00:00Z","terrain":0.0},{"above_terrain":true,"airmass":1.11,"alt":63.97,"az":281.3,"t":"2030-09-11T02:05:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.12,"alt":63.06,"az":281.7,"t":"2030-09-11T02:10:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.13,"alt":62.14,"az":282.2,"t":"2030-09-11T02:15:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.14,"alt":61.23,"az":282.7,"t":"2030-09-11T02:20:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.15,"alt":60.31,"az":283.1,"t":"2030-09-11T02:25:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.16,"alt":59.4,"az":283.6,"t":"2030-09-11T02:30:00Z","terrain":0.07},{"above_terrain":true,"airmass":1.17,"alt":58.49,"az":284.0,"t":"2030-09-11T02:35:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.18,"alt":57.59,"az":284.5,"t":"2030-09-11T02:40:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.2,"alt":56.68,"az":285.0,"t":"2030-09-11T02:45:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.21,"alt":55.78,"az":285.4,"t":"2030-09-11T02:50:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.22,"alt":54.88,"az":285.9,"t":"2030-09-11T02:55:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.24,"alt":53.98,"az":286.4,"t":"2030-09-11T03:00:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.25,"alt":53.08,"az":286.8,"t":"2030-09-11T03:05:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.26,"alt":52.19,"az":287.3,"t":"2030-09-11T03:10:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.28,"alt":51.3,"az":287.8,"t":"2030-09-11T03:15:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.3,"alt":50.41,"az":288.3,"t":"2030-09-11T03:20:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.31,"alt":49.52,"az":288.8,"t":"2030-09-11T03:25:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.33,"alt":48.63,"az":289.2,"t":"2030-09-11T03:30:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.35,"alt":47.75,"az":289.7,"t":"2030-09-11T03:35:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.37,"alt":46.87,"az":290.2,"t":"2030-09-11T03:40:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.39,"alt":45.99,"az":290.7,"t":"2030-09-11T03:45:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.41,"alt":45.12,"az":291.2,"t":"2030-09-11T03:50:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.43,"alt":44.25,"az":291.7,"t":"2030-09-11T03:55:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.45,"alt":43.38,"az":292.2,"t":"2030-09-11T04:00:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.48,"alt":42.52,"az":292.7,"t":"2030-09-11T04:05:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.5,"alt":41.65,"az":293.2,"t":"2030-09-11T04:10:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.53,"alt":40.79,"az":293.7,"t":"2030-09-11T04:15:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.56,"alt":39.94,"az":294.2,"t":"2030-09-11T04:20:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.58,"alt":39.09,"az":294.7,"t":"2030-09-11T04:25:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.61,"alt":38.24,"az":295.2,"t":"2030-09-11T04:30:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.64,"alt":37.39,"az":295.8,"t":"2030-09-11T04:35:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.68,"alt":36.55,"az":296.3,"t":"2030-09-11T04:40:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.71,"alt":35.72,"az":296.8,"t":"2030-09-11T04:45:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.75,"alt":34.88,"az":297.3,"t":"2030-09-11T04:50:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.78,"alt":34.05,"az":297.9,"t":"2030-09-11T04:55:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.82,"alt":33.23,"az":298.4,"t":"2030-09-11T05:00:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.86,"alt":32.41,"az":299.0,"t":"2030-09-11T05:05:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.9,"alt":31.59,"az":299.5,"t":"2030-09-11T05:10:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.95,"alt":30.78,"az":300.1,"t":"2030-09-11T05:15:00Z","terrain":0.37},{"above_terrain":true,"airmass":2.0,"alt":29.97,"az":300.6,"t":"2030-09-11T05:20:00Z","terrain":0.34},{"above_terrain":true,"airmass":2.05,"alt":29.17,"az":301.2,"t":"2030-09-11T05:25:00Z","terrain":0.28},{"above_terrain":true,"airmass":2.1,"alt":28.37,"az":301.8,"t":"2030-09-11T05:30:00Z","terrain":0.14},{"above_terrain":true,"airmass":2.15,"alt":27.58,"az":302.3,"t":"2030-09-11T05:35:00Z","terrain":-0.02},{"above_terrain":true,"airmass":2.21,"alt":26.79,"az":302.9,"t":"2030-09-11T05:40:00Z","terrain":-0.2},{"above_terrain":true,"airmass":2.27,"alt":26.0,"az":303.5,"t":"2030-09-11T05:45:00Z","terrain":-0.17},{"above_terrain":true,"airmass":2.34,"alt":25.23,"az":304.1,"t":"2030-09-11T05:50:00Z","terrain":-0.11},{"above_terrain":true,"airmass":2.4,"alt":24.45,"az":304.6,"t":"2030-09-11T05:55:00Z","terrain":-0.22},{"above_terrain":true,"airmass":2.48,"alt":23.69,"az":305.2,"t":"2030-09-11T06:00:00Z","terrain":-0.26},{"above_terrain":true,"airmass":2.55,"alt":22.92,"az":305.8,"t":"2030-09-11T06:05:00Z","terrain":-0.19},{"above_terrain":true,"airmass":2.64,"alt":22.17,"az":306.4,"t":"2030-09-11T06:10:00Z","terrain":-0.01},{"above_terrain":true,"airmass":2.72,"alt":21.42,"az":307.1,"t":"2030-09-11T06:15:00Z","terrain":0.19},{"above_terrain":true,"airmass":2.81,"alt":20.67,"az":307.7,"t":"2030-09-11T06:20:00Z","terrain":0.27},{"above_terrain":true,"airmass":2.91,"alt":19.94,"az":308.3,"t":"2030-09-11T06:25:00Z","terrain":0.28},{"above_terrain":true,"airmass":3.02,"alt":19.21,"az":308.9,"t":"2030-09-11T06:30:00Z","terrain":0.18},{"above_terrain":true,"airmass":3.13,"alt":18.48,"az":309.5,"t":"2030-09-11T06:35:00Z","terrain":0.2},{"above_terrain":true,"airmass":3.25,"alt":17.76,"az":310.2,"t":"2030-09-11T06:40:00Z","terrain":0.25},{"above_terrain":true,"airmass":3.38,"alt":17.05,"az":310.8,"t":"2030-09-11T06:45:00Z","terrain":0.34},{"above_terrain":true,"airmass":3.51,"alt":16.35,"az":311.5,"t":"2030-09-11T06:50:00Z","terrain":0.25},{"above_terrain":true,"airmass":3.66,"alt":15.65,"az":312.1,"t":"2030-09-11T06:55:00Z","terrain":0.16},{"above_terrain":true,"airmass":3.82,"alt":14.96,"az":312.8,"t":"2030-09-11T07:00:00Z","terrain":0.24},{"above_terrain":true,"airmass":4.0,"alt":14.27,"az":313.5,"t":"2030-09-11T07:05:00Z","terrain":0.36},{"above_terrain":true,"airmass":4.18,"alt":13.6,"az":314.1,"t":"2030-09-11T07:10:00Z","terrain":0.48},{"above_terrain":true,"airmass":4.39,"alt":12.93,"az":314.8,"t":"2030-09-11T07:15:00Z","terrain":0.54},{"above_terrain":true,"airmass":4.61,"alt":12.27,"az":315.5,"t":"2030-09-11T07:20:00Z","terrain":0.52},{"above_terrain":true,"airmass":4.85,"alt":11.62,"az":316.2,"t":"2030-09-11T07:25:00Z","terrain":0.45},{"above_terrain":true,"airmass":5.12,"alt":10.98,"az":316.9,"t":"2030-09-11T07:30:00Z","terrain":0.32},{"above_terrain":true,"airmass":5.41,"alt":10.34,"az":317.6,"t":"2030-09-11T07:35:00Z","terrain":0.32},{"above_terrain":true,"airmass":5.74,"alt":9.71,"az":318.3,"t":"2030-09-11T07:40:00Z","terrain":0.19},{"above_terrain":true,"airmass":6.1,"alt":9.09,"az":319.0,"t":"2030-09-11T07:45:00Z","terrain":-0.14},{"above_terrain":true,"airmass":6.5,"alt":8.49,"az":319.7,"t":"2030-09-11T07:50:00Z","terrain":-0.18},{"above_terrain":true,"airmass":6.95,"alt":7.89,"az":320.5,"t":"2030-09-11T07:55:00Z","terrain":-0.2},{"above_terrain":true,"airmass":7.45,"alt":7.29,"az":321.2,"t":"2030-09-11T08:00:00Z","terrain":-0.11},{"above_terrain":true,"airmass":8.02,"alt":6.71,"az":322.0,"t":"2030-09-11T08:05:00Z","terrain":0.19},{"above_terrain":true,"airmass":8.67,"alt":6.14,"az":322.7,"t":"2030-09-11T08:10:00Z","terrain":0.12},{"above_terrain":true,"airmass":9.41,"alt":5.58,"az":323.5,"t":"2030-09-11T08:15:00Z","terrain":-0.05},{"above_terrain":true,"airmass":10.26,"alt":5.03,"az":324.2,"t":"2030-09-11T08:20:00Z","terrain":-0.21},{"above_terrain":true,"airmass":11.25,"alt":4.48,"az":325.0,"t":"2030-09-11T08:25:00Z","terrain":-0.19},{"above_terrain":true,"airmass":12.41,"alt":3.95,"az":325.8,"t":"2030-09-11T08:30:00Z","terrain":-0.23},{"above_terrain":true,"airmass":13.79,"alt":3.43,"az":326.6,"t":"2030-09-11T08:35:00Z","terrain":-0.32},{"above_terrain":true,"airmass":15.42,"alt":2.92,"az":327.3,"t":"2030-09-11T08:40:00Z","terrain":-0.33},{"above_terrain":true,"airmass":17.39,"alt":2.42,"az":328.1,"t":"2030-09-11T08:45:00Z","terrain":-0.22},{"above_terrain":true,"airmass":19.79,"alt":1.93,"az":328.9,"t":"2030-09-11T08:50:00Z","terrain":-0.14},{"above_terrain":true,"airmass":22.74,"alt":1.46,"az":329.8,"t":"2030-09-11T08:55:00Z","terrain":-0.3},{"above_terrain":true,"airmass":26.39,"alt":0.99,"az":330.6,"t":"2030-09-11T09:00:00Z","terrain":-0.37}],"transit":{"airmass":1.0,"alt":89.7,"az":168.9,"t":"2030-09-10T23:45:00Z"},"usable_hours":8.17,"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."]}