{"assessment":{"best_window":{"end":"2027-05-21T01:00Z","end_local":"04:00","hours":4.08,"label":"good","mean_quality":0.66,"start":"2027-05-20T20:55Z","start_local":"23:55"},"cost":{"altitude":0.51,"clouds":0.0,"darkness":1.86,"moon":1.84},"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":15,"cloud":null,"high":null,"iso":"2027-05-20T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-2,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"21:00","wind":null},{"alt":24,"cloud":null,"high":null,"iso":"2027-05-20T19:00Z","label":"poor","low":null,"mid":null,"moon_alt":6,"precip":null,"q":0.2,"rh":null,"sky":"astronomical twilight","temp":null,"time":"22:00","wind":null},{"alt":34,"cloud":null,"high":null,"iso":"2027-05-20T20:00Z","label":"marginal","low":null,"mid":null,"moon_alt":13,"precip":null,"q":0.58,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":44,"cloud":null,"high":null,"iso":"2027-05-20T21:00Z","label":"good","low":null,"mid":null,"moon_alt":18,"precip":null,"q":0.61,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":55,"cloud":null,"high":null,"iso":"2027-05-20T22:00Z","label":"good","low":null,"mid":null,"moon_alt":21,"precip":null,"q":0.64,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":66,"cloud":null,"high":null,"iso":"2027-05-20T23:00Z","label":"good","low":null,"mid":null,"moon_alt":21,"precip":null,"q":0.66,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":77,"cloud":null,"high":null,"iso":"2027-05-21T00:00Z","label":"good","low":null,"mid":null,"moon_alt":19,"precip":null,"q":0.67,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":87,"cloud":null,"high":null,"iso":"2027-05-21T01:00Z","label":"marginal","low":null,"mid":null,"moon_alt":14,"precip":null,"q":0.35,"rh":null,"sky":"astronomical twilight","temp":null,"time":"04:00","wind":null},{"alt":79,"cloud":null,"high":null,"iso":"2027-05-21T02:00Z","label":"poor","low":null,"mid":null,"moon_alt":8,"precip":null,"q":0.11,"rh":null,"sky":"nautical twilight","temp":null,"time":"05:00","wind":null}],"peak_quality":0.69,"peak_sky":0.69,"quality_hours":3.93,"reasons":["daylight and twilight cost 1.9 quality-hours","moonlight cost 1.8 quality-hours","the target being low or below 20\u00b0 cost 0.5 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":68,"score_weather":null,"sky_hours":3.93,"verdict":"unknown","verdict_astronomy":"marginal","weather_known":false,"windows":[{"end":"2027-05-20T18:40Z","end_local":"21:40","hours":1.08,"label":"unusable","mean_quality":0.0,"start":"2027-05-20T17:35Z","start_local":"20:35"},{"end":"2027-05-20T19:40Z","end_local":"22:40","hours":1.0,"label":"poor","mean_quality":0.19,"start":"2027-05-20T18:40Z","start_local":"21:40"},{"end":"2027-05-20T20:55Z","end_local":"23:55","hours":1.25,"label":"marginal","mean_quality":0.58,"start":"2027-05-20T19:40Z","start_local":"22:40"},{"end":"2027-05-21T01:00Z","end_local":"04:00","hours":4.08,"label":"good","mean_quality":0.66,"start":"2027-05-20T20:55Z","start_local":"23:55"},{"end":"2027-05-21T01:45Z","end_local":"04:45","hours":0.75,"label":"marginal","mean_quality":0.35,"start":"2027-05-21T01:00Z","start_local":"04:00"},{"end":"2027-05-21T02:25Z","end_local":"05:25","hours":0.67,"label":"poor","mean_quality":0.11,"start":"2027-05-21T01:45Z","start_local":"04:45"},{"end":"2027-05-21T03:00Z","end_local":"06:00","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2027-05-21T02:25Z","start_local":"05:25"}]},"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":"2027-05-20T19:37:31Z","dark_hours":5.33,"dark_to":"2027-05-21T00:57:23Z","moon":{"illumination":0.996,"phase":"full moon","waxing":false},"moon_free_dark_hours":0.0,"moonrise":"2027-05-20T18:15:36Z","moonset":"2027-05-21T02:55:52Z","sunrise":"2027-05-21T02:56:24Z","sunset":"2027-05-20T17:38:29Z","twilight":{"astronomical":{"end":"2027-05-20T19:37:31Z","start":"2027-05-21T00:57:23Z"},"civil":{"end":"2027-05-20T18:10:47Z","start":"2027-05-21T02:24:06Z"},"nautical":{"end":"2027-05-20T18:51:19Z","start":"2027-05-21T01:43:35Z"}},"window_end":"2027-05-21T09:00:00Z","window_start":"2027-05-20T09:00:00Z"},"night_date":"2027-05-20","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.0,"alt":86.5,"t":"2027-05-21T00:55:00Z"},"dec":38.78368896,"dec_of_date":38.8085,"dec_str":"+38\u00b0 47' 01.3\"","good_hours":5.33,"limit_rise":"2027-05-20T18:36:34Z","limit_set":"2027-05-21T07:33:34Z","max_az_rate_deg_per_min":3.76,"moon_separation":73.2,"never_rises":false,"ra":279.23473479,"ra_of_date":279.4647,"ra_str":"18h 36m 56.3s","resolved":{"common_name":"Vega","dec":38.78368896,"name":"* alf Lyr","ra":279.23473479,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=Vega","source":"sesame","spectral_type":"A0V","type":"dS*","type_text":"delta Scuti variable","vmag":0.03},"summary":"5.3 dark hours above 30\u00b0 \u2014 a proper target for this night.","terrain":{"available":true,"behind_at":"2027-05-20T10:13:30Z","blocked_dark_hours":0,"clears_at":"2027-05-20T16:08:46Z","rise_az":316.0},"track":[{"above_terrain":true,"airmass":6.69,"alt":8.22,"az":316.0,"t":"2027-05-20T09:00:00Z","terrain":0.48},{"above_terrain":true,"airmass":7.2,"alt":7.58,"az":316.7,"t":"2027-05-20T09:05:00Z","terrain":0.35},{"above_terrain":true,"airmass":7.79,"alt":6.94,"az":317.5,"t":"2027-05-20T09:10:00Z","terrain":0.31},{"above_terrain":true,"airmass":8.46,"alt":6.31,"az":318.2,"t":"2027-05-20T09:15:00Z","terrain":0.22},{"above_terrain":true,"airmass":9.25,"alt":5.69,"az":319.0,"t":"2027-05-20T09:20:00Z","terrain":-0.14},{"above_terrain":true,"airmass":10.16,"alt":5.08,"az":319.8,"t":"2027-05-20T09:25:00Z","terrain":-0.19},{"above_terrain":true,"airmass":11.25,"alt":4.49,"az":320.5,"t":"2027-05-20T09:30:00Z","terrain":-0.2},{"above_terrain":true,"airmass":12.55,"alt":3.9,"az":321.3,"t":"2027-05-20T09:35:00Z","terrain":-0.07},{"above_terrain":true,"airmass":14.13,"alt":3.32,"az":322.1,"t":"2027-05-20T09:40:00Z","terrain":0.2},{"above_terrain":true,"airmass":16.07,"alt":2.75,"az":322.9,"t":"2027-05-20T09:45:00Z","terrain":0.09},{"above_terrain":true,"airmass":18.49,"alt":2.19,"az":323.7,"t":"2027-05-20T09:50:00Z","terrain":-0.12},{"above_terrain":true,"airmass":21.54,"alt":1.64,"az":324.5,"t":"2027-05-20T09:55:00Z","terrain":-0.2},{"above_terrain":true,"airmass":25.46,"alt":1.1,"az":325.3,"t":"2027-05-20T10:00:00Z","terrain":-0.21},{"above_terrain":true,"airmass":30.54,"alt":0.57,"az":326.1,"t":"2027-05-20T10:05:00Z","terrain":-0.26},{"above_terrain":true,"airmass":37.09,"alt":0.06,"az":327.0,"t":"2027-05-20T10:10:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-0.45,"az":327.8,"t":"2027-05-20T10:15:00Z","terrain":-0.26},{"above_terrain":false,"airmass":null,"alt":-0.94,"az":328.7,"t":"2027-05-20T10:20:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-1.42,"az":329.5,"t":"2027-05-20T10:25:00Z","terrain":-0.24},{"above_terrain":false,"airmass":null,"alt":-1.89,"az":330.4,"t":"2027-05-20T10:30:00Z","terrain":-0.36},{"above_terrain":false,"airmass":null,"alt":-2.35,"az":331.2,"t":"2027-05-20T10:35:00Z","terrain":-0.33},{"above_terrain":false,"airmass":null,"alt":-2.79,"az":332.1,"t":"2027-05-20T10:40:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-3.22,"az":333.0,"t":"2027-05-20T10:45:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-3.64,"az":333.9,"t":"2027-05-20T10:50:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-4.05,"az":334.7,"t":"2027-05-20T10:55:00Z","terrain":-0.5},{"above_terrain":false,"airmass":null,"alt":-4.44,"az":335.6,"t":"2027-05-20T11:00:00Z","terrain":-0.74},{"above_terrain":false,"airmass":null,"alt":-4.82,"az":336.5,"t":"2027-05-20T11:05:00Z","terrain":-0.78},{"above_terrain":false,"airmass":null,"alt":-5.19,"az":337.5,"t":"2027-05-20T11:10:00Z","terrain":-0.61},{"above_terrain":false,"airmass":null,"alt":-5.54,"az":338.4,"t":"2027-05-20T11:15:00Z","terrain":-0.57},{"above_terrain":false,"airmass":null,"alt":-5.88,"az":339.3,"t":"2027-05-20T11:20:00Z","terrain":-0.69},{"above_terrain":false,"airmass":null,"alt":-6.2,"az":340.2,"t":"2027-05-20T11:25:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-6.51,"az":341.2,"t":"2027-05-20T11:30:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-6.8,"az":342.1,"t":"2027-05-20T11:35:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-7.08,"az":343.0,"t":"2027-05-20T11:40:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-7.35,"az":344.0,"t":"2027-05-20T11:45:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-7.6,"az":344.9,"t":"2027-05-20T11:50:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-7.84,"az":345.9,"t":"2027-05-20T11:55:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-8.06,"az":346.8,"t":"2027-05-20T12:00:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-8.26,"az":347.8,"t":"2027-05-20T12:05:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-8.45,"az":348.8,"t":"2027-05-20T12:10:00Z","terrain":-0.03},{"above_terrain":false,"airmass":null,"alt":-8.63,"az":349.8,"t":"2027-05-20T12:15:00Z","terrain":0.11},{"above_terrain":false,"airmass":null,"alt":-8.79,"az":350.7,"t":"2027-05-20T12:20:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-8.93,"az":351.7,"t":"2027-05-20T12:25:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-9.06,"az":352.7,"t":"2027-05-20T12:30:00Z","terrain":0.43},{"above_terrain":false,"airmass":null,"alt":-9.17,"az":353.7,"t":"2027-05-20T12:35:00Z","terrain":0.58},{"above_terrain":false,"airmass":null,"alt":-9.26,"az":354.7,"t":"2027-05-20T12:40:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-9.34,"az":355.6,"t":"2027-05-20T12:45:00Z","terrain":0.7},{"above_terrain":false,"airmass":null,"alt":-9.4,"az":356.6,"t":"2027-05-20T12:50:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-9.45,"az":357.6,"t":"2027-05-20T12:55:00Z","terrain":0.67},{"above_terrain":false,"airmass":null,"alt":-9.48,"az":358.6,"t":"2027-05-20T13:00:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-9.5,"az":359.6,"t":"2027-05-20T13:05:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-9.5,"az":0.6,"t":"2027-05-20T13:10:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-9.48,"az":1.6,"t":"2027-05-20T13:15:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-9.44,"az":2.6,"t":"2027-05-20T13:20:00Z","terrain":-0.02},{"above_terrain":false,"airmass":null,"alt":-9.39,"az":3.6,"t":"2027-05-20T13:25:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-9.33,"az":4.5,"t":"2027-05-20T13:30:00Z","terrain":-0.36},{"above_terrain":false,"airmass":null,"alt":-9.25,"az":5.5,"t":"2027-05-20T13:35:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-9.15,"az":6.5,"t":"2027-05-20T13:40:00Z","terrain":-0.5},{"above_terrain":false,"airmass":null,"alt":-9.03,"az":7.5,"t":"2027-05-20T13:45:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-8.9,"az":8.5,"t":"2027-05-20T13:50:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-8.76,"az":9.5,"t":"2027-05-20T13:55:00Z","terrain":-0.63},{"above_terrain":false,"airmass":null,"alt":-8.6,"az":10.4,"t":"2027-05-20T14:00:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-8.42,"az":11.4,"t":"2027-05-20T14:05:00Z","terrain":-0.31},{"above_terrain":false,"airmass":null,"alt":-8.23,"az":12.4,"t":"2027-05-20T14:10:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-8.02,"az":13.3,"t":"2027-05-20T14:15:00Z","terrain":-0.02},{"above_terrain":false,"airmass":null,"alt":-7.79,"az":14.3,"t":"2027-05-20T14:20:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-7.56,"az":15.2,"t":"2027-05-20T14:25:00Z","terrain":0.43},{"above_terrain":false,"airmass":null,"alt":-7.3,"az":16.2,"t":"2027-05-20T14:30:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-7.03,"az":17.1,"t":"2027-05-20T14:35:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-6.75,"az":18.1,"t":"2027-05-20T14:40:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-6.45,"az":19.0,"t":"2027-05-20T14:45:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-6.14,"az":20.0,"t":"2027-05-20T14:50:00Z","terrain":0.67},{"above_terrain":false,"airmass":null,"alt":-5.81,"az":20.9,"t":"2027-05-20T14:55:00Z","terrain":0.69},{"above_terrain":false,"airmass":null,"alt":-5.47,"az":21.8,"t":"2027-05-20T15:00:00Z","terrain":0.93},{"above_terrain":false,"airmass":null,"alt":-5.12,"az":22.7,"t":"2027-05-20T15:05:00Z","terrain":1.11},{"above_terrain":false,"airmass":null,"alt":-4.75,"az":23.6,"t":"2027-05-20T15:10:00Z","terrain":1.01},{"above_terrain":false,"airmass":null,"alt":-4.37,"az":24.5,"t":"2027-05-20T15:15:00Z","terrain":1.08},{"above_terrain":false,"airmass":null,"alt":-3.97,"az":25.4,"t":"2027-05-20T15:20:00Z","terrain":1.27},{"above_terrain":false,"airmass":null,"alt":-3.57,"az":26.3,"t":"2027-05-20T15:25:00Z","terrain":1.32},{"above_terrain":false,"airmass":null,"alt":-3.14,"az":27.2,"t":"2027-05-20T15:30:00Z","terrain":1.26},{"above_terrain":false,"airmass":null,"alt":-2.71,"az":28.1,"t":"2027-05-20T15:35:00Z","terrain":1.18},{"above_terrain":false,"airmass":null,"alt":-2.26,"az":28.9,"t":"2027-05-20T15:40:00Z","terrain":1.01},{"above_terrain":false,"airmass":null,"alt":-1.81,"az":29.8,"t":"2027-05-20T15:45:00Z","terrain":1.12},{"above_terrain":false,"airmass":null,"alt":-1.33,"az":30.7,"t":"2027-05-20T15:50:00Z","terrain":1.25},{"above_terrain":false,"airmass":null,"alt":-0.85,"az":31.5,"t":"2027-05-20T15:55:00Z","terrain":1.32},{"above_terrain":false,"airmass":null,"alt":-0.36,"az":32.3,"t":"2027-05-20T16:00:00Z","terrain":1.21},{"above_terrain":false,"airmass":35.76,"alt":0.15,"az":33.2,"t":"2027-05-20T16:05:00Z","terrain":0.89},{"above_terrain":true,"airmass":29.5,"alt":0.67,"az":34.0,"t":"2027-05-20T16:10:00Z","terrain":0.43},{"above_terrain":true,"airmass":24.66,"alt":1.2,"az":34.8,"t":"2027-05-20T16:15:00Z","terrain":0.11},{"above_terrain":true,"airmass":20.92,"alt":1.74,"az":35.6,"t":"2027-05-20T16:20:00Z","terrain":0.04},{"above_terrain":true,"airmass":18.0,"alt":2.29,"az":36.5,"t":"2027-05-20T16:25:00Z","terrain":-0.02},{"above_terrain":true,"airmass":15.68,"alt":2.85,"az":37.3,"t":"2027-05-20T16:30:00Z","terrain":-0.12},{"above_terrain":true,"airmass":13.82,"alt":3.42,"az":38.0,"t":"2027-05-20T16:35:00Z","terrain":-0.21},{"above_terrain":true,"airmass":12.29,"alt":4.0,"az":38.8,"t":"2027-05-20T16:40:00Z","terrain":-0.17},{"above_terrain":true,"airmass":11.04,"alt":4.59,"az":39.6,"t":"2027-05-20T16:45:00Z","terrain":-0.09},{"above_terrain":true,"airmass":9.98,"alt":5.2,"az":40.4,"t":"2027-05-20T16:50:00Z","terrain":-0.02},{"above_terrain":true,"airmass":9.09,"alt":5.81,"az":41.1,"t":"2027-05-20T16:55:00Z","terrain":0.03},{"above_terrain":true,"airmass":8.33,"alt":6.43,"az":41.9,"t":"2027-05-20T17:00:00Z","terrain":0.11},{"above_terrain":true,"airmass":7.67,"alt":7.06,"az":42.7,"t":"2027-05-20T17:05:00Z","terrain":0.21},{"above_terrain":true,"airmass":7.1,"alt":7.7,"az":43.4,"t":"2027-05-20T17:10:00Z","terrain":0.31},{"above_terrain":true,"airmass":6.6,"alt":8.34,"az":44.1,"t":"2027-05-20T17:15:00Z","terrain":0.43},{"above_terrain":true,"airmass":6.16,"alt":9.0,"az":44.9,"t":"2027-05-20T17:20:00Z","terrain":0.56},{"above_terrain":true,"airmass":5.77,"alt":9.66,"az":45.6,"t":"2027-05-20T17:25:00Z","terrain":0.63},{"above_terrain":true,"airmass":5.42,"alt":10.34,"az":46.3,"t":"2027-05-20T17:30:00Z","terrain":0.65},{"above_terrain":true,"airmass":5.1,"alt":11.02,"az":47.0,"t":"2027-05-20T17:35:00Z","terrain":0.61},{"above_terrain":true,"airmass":4.82,"alt":11.71,"az":47.7,"t":"2027-05-20T17:40:00Z","terrain":0.55},{"above_terrain":true,"airmass":4.56,"alt":12.4,"az":48.4,"t":"2027-05-20T17:45:00Z","terrain":0.48},{"above_terrain":true,"airmass":4.33,"alt":13.11,"az":49.1,"t":"2027-05-20T17:50:00Z","terrain":0.41},{"above_terrain":true,"airmass":4.12,"alt":13.82,"az":49.8,"t":"2027-05-20T17:55:00Z","terrain":0.4},{"above_terrain":true,"airmass":3.93,"alt":14.54,"az":50.5,"t":"2027-05-20T18:00:00Z","terrain":0.47},{"above_terrain":true,"airmass":3.75,"alt":15.26,"az":51.2,"t":"2027-05-20T18:05:00Z","terrain":0.55},{"above_terrain":true,"airmass":3.59,"alt":16.0,"az":51.8,"t":"2027-05-20T18:10:00Z","terrain":0.61},{"above_terrain":true,"airmass":3.44,"alt":16.74,"az":52.5,"t":"2027-05-20T18:15:00Z","terrain":0.74},{"above_terrain":true,"airmass":3.3,"alt":17.48,"az":53.2,"t":"2027-05-20T18:20:00Z","terrain":0.87},{"above_terrain":true,"airmass":3.17,"alt":18.23,"az":53.8,"t":"2027-05-20T18:25:00Z","terrain":0.97},{"above_terrain":true,"airmass":3.05,"alt":18.99,"az":54.5,"t":"2027-05-20T18:30:00Z","terrain":1.04},{"above_terrain":true,"airmass":2.94,"alt":19.76,"az":55.1,"t":"2027-05-20T18:35:00Z","terrain":1.08},{"above_terrain":true,"airmass":2.83,"alt":20.53,"az":55.8,"t":"2027-05-20T18:40:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.74,"alt":21.3,"az":56.4,"t":"2027-05-20T18:45:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.64,"alt":22.09,"az":57.0,"t":"2027-05-20T18:50:00Z","terrain":1.07},{"above_terrain":true,"airmass":2.56,"alt":22.87,"az":57.6,"t":"2027-05-20T18:55:00Z","terrain":1.19},{"above_terrain":true,"airmass":2.48,"alt":23.67,"az":58.3,"t":"2027-05-20T19:00:00Z","terrain":1.24},{"above_terrain":true,"airmass":2.4,"alt":24.47,"az":58.9,"t":"2027-05-20T19:05:00Z","terrain":1.21},{"above_terrain":true,"airmass":2.33,"alt":25.27,"az":59.5,"t":"2027-05-20T19:10:00Z","terrain":1.19},{"above_terrain":true,"airmass":2.27,"alt":26.08,"az":60.1,"t":"2027-05-20T19:15:00Z","terrain":1.16},{"above_terrain":true,"airmass":2.2,"alt":26.89,"az":60.7,"t":"2027-05-20T19:20:00Z","terrain":1.11},{"above_terrain":true,"airmass":2.14,"alt":27.71,"az":61.3,"t":"2027-05-20T19:25:00Z","terrain":1.07},{"above_terrain":true,"airmass":2.09,"alt":28.54,"az":61.9,"t":"2027-05-20T19:30:00Z","terrain":1.02},{"above_terrain":true,"airmass":2.03,"alt":29.36,"az":62.5,"t":"2027-05-20T19:35:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.98,"alt":30.2,"az":63.1,"t":"2027-05-20T19:40:00Z","terrain":0.9},{"above_terrain":true,"airmass":1.93,"alt":31.03,"az":63.7,"t":"2027-05-20T19:45:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.89,"alt":31.87,"az":64.2,"t":"2027-05-20T19:50:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.85,"alt":32.72,"az":64.8,"t":"2027-05-20T19:55:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.8,"alt":33.57,"az":65.4,"t":"2027-05-20T20:00:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.77,"alt":34.42,"az":66.0,"t":"2027-05-20T20:05:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.73,"alt":35.28,"az":66.6,"t":"2027-05-20T20:10:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.69,"alt":36.14,"az":67.1,"t":"2027-05-20T20:15:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.66,"alt":37.0,"az":67.7,"t":"2027-05-20T20:20:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.63,"alt":37.87,"az":68.3,"t":"2027-05-20T20:25:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.6,"alt":38.74,"az":68.8,"t":"2027-05-20T20:30:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.57,"alt":39.61,"az":69.4,"t":"2027-05-20T20:35:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.54,"alt":40.49,"az":69.9,"t":"2027-05-20T20:40:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.51,"alt":41.37,"az":70.5,"t":"2027-05-20T20:45:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.49,"alt":42.26,"az":71.1,"t":"2027-05-20T20:50:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.46,"alt":43.14,"az":71.6,"t":"2027-05-20T20:55:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.44,"alt":44.03,"az":72.2,"t":"2027-05-20T21:00:00Z","terrain":1.16},{"above_terrain":true,"airmass":1.41,"alt":44.93,"az":72.7,"t":"2027-05-20T21:05:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.39,"alt":45.82,"az":73.3,"t":"2027-05-20T21:10:00Z","terrain":0.92},{"above_terrain":true,"airmass":1.37,"alt":46.72,"az":73.8,"t":"2027-05-20T21:15:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.35,"alt":47.62,"az":74.4,"t":"2027-05-20T21:20:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.33,"alt":48.52,"az":75.0,"t":"2027-05-20T21:25:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.32,"alt":49.43,"az":75.5,"t":"2027-05-20T21:30:00Z","terrain":0.68},{"above_terrain":true,"airmass":1.3,"alt":50.33,"az":76.1,"t":"2027-05-20T21:35:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.28,"alt":51.24,"az":76.6,"t":"2027-05-20T21:40:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.27,"alt":52.15,"az":77.2,"t":"2027-05-20T21:45:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.25,"alt":53.07,"az":77.8,"t":"2027-05-20T21:50:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.24,"alt":53.98,"az":78.3,"t":"2027-05-20T21:55:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.22,"alt":54.9,"az":78.9,"t":"2027-05-20T22:00:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.21,"alt":55.82,"az":79.5,"t":"2027-05-20T22:05:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.2,"alt":56.74,"az":80.1,"t":"2027-05-20T22:10:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.18,"alt":57.66,"az":80.7,"t":"2027-05-20T22:15:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.17,"alt":58.59,"az":81.3,"t":"2027-05-20T22:20:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.16,"alt":59.52,"az":81.9,"t":"2027-05-20T22:25:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.15,"alt":60.44,"az":82.5,"t":"2027-05-20T22:30:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.14,"alt":61.37,"az":83.1,"t":"2027-05-20T22:35:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.13,"alt":62.3,"az":83.7,"t":"2027-05-20T22:40:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.12,"alt":63.23,"az":84.4,"t":"2027-05-20T22:45:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.11,"alt":64.16,"az":85.1,"t":"2027-05-20T22:50:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.1,"alt":65.1,"az":85.7,"t":"2027-05-20T22:55:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.09,"alt":66.03,"az":86.4,"t":"2027-05-20T23:00:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.09,"alt":66.96,"az":87.1,"t":"2027-05-20T23:05:00Z","terrain":0.05},{"above_terrain":true,"airmass":1.08,"alt":67.9,"az":87.9,"t":"2027-05-20T23:10:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.07,"alt":68.84,"az":88.6,"t":"2027-05-20T23:15:00Z","terrain":-0.15},{"above_terrain":true,"airmass":1.07,"alt":69.77,"az":89.4,"t":"2027-05-20T23:20:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.06,"alt":70.71,"az":90.2,"t":"2027-05-20T23:25:00Z","terrain":-0.19},{"above_terrain":true,"airmass":1.05,"alt":71.64,"az":91.1,"t":"2027-05-20T23:30:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.05,"alt":72.58,"az":92.0,"t":"2027-05-20T23:35:00Z","terrain":0.11},{"above_terrain":true,"airmass":1.04,"alt":73.51,"az":93.0,"t":"2027-05-20T23:40:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.04,"alt":74.45,"az":94.0,"t":"2027-05-20T23:45:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.03,"alt":75.38,"az":95.1,"t":"2027-05-20T23:50:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.03,"alt":76.31,"az":96.3,"t":"2027-05-20T23:55:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.02,"alt":77.24,"az":97.7,"t":"2027-05-21T00:00:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.02,"alt":78.17,"az":99.1,"t":"2027-05-21T00:05:00Z","terrain":0.45},{"above_terrain":true,"airmass":1.02,"alt":79.09,"az":100.8,"t":"2027-05-21T00:10:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.02,"alt":80.01,"az":102.6,"t":"2027-05-21T00:15:00Z","terrain":-0.15},{"above_terrain":true,"airmass":1.01,"alt":80.91,"az":104.8,"t":"2027-05-21T00:20:00Z","terrain":-0.16},{"above_terrain":true,"airmass":1.01,"alt":81.81,"az":107.3,"t":"2027-05-21T00:25:00Z","terrain":-0.71},{"above_terrain":true,"airmass":1.01,"alt":82.7,"az":110.4,"t":"2027-05-21T00:30:00Z","terrain":-1.22},{"above_terrain":true,"airmass":1.01,"alt":83.57,"az":114.2,"t":"2027-05-21T00:35:00Z","terrain":-1.6},{"above_terrain":true,"airmass":1.0,"alt":84.4,"az":119.0,"t":"2027-05-21T00:40:00Z","terrain":-1.48},{"above_terrain":true,"airmass":1.0,"alt":85.2,"az":125.3,"t":"2027-05-21T00:45:00Z","terrain":-1.63},{"above_terrain":true,"airmass":1.0,"alt":85.92,"az":133.8,"t":"2027-05-21T00:50:00Z","terrain":-1.57},{"above_terrain":true,"airmass":1.0,"alt":86.53,"az":145.4,"t":"2027-05-21T00:55:00Z","terrain":-1.5},{"above_terrain":true,"airmass":1.0,"alt":86.96,"az":161.0,"t":"2027-05-21T01:00:00Z","terrain":-1.16},{"above_terrain":true,"airmass":1.0,"alt":87.12,"az":179.7,"t":"2027-05-21T01:05:00Z","terrain":-0.52},{"above_terrain":true,"airmass":1.0,"alt":86.97,"az":198.5,"t":"2027-05-21T01:10:00Z","terrain":-0.35},{"above_terrain":true,"airmass":1.0,"alt":86.55,"az":214.2,"t":"2027-05-21T01:15:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.0,"alt":85.94,"az":225.9,"t":"2027-05-21T01:20:00Z","terrain":0.59},{"above_terrain":true,"airmass":1.0,"alt":85.22,"az":234.5,"t":"2027-05-21T01:25:00Z","terrain":0.9},{"above_terrain":true,"airmass":1.0,"alt":84.43,"az":240.9,"t":"2027-05-21T01:30:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.01,"alt":83.59,"az":245.7,"t":"2027-05-21T01:35:00Z","terrain":1.13},{"above_terrain":true,"airmass":1.01,"alt":82.73,"az":249.5,"t":"2027-05-21T01:40:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.01,"alt":81.84,"az":252.6,"t":"2027-05-21T01:45:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.01,"alt":80.94,"az":255.2,"t":"2027-05-21T01:50:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.01,"alt":80.03,"az":257.3,"t":"2027-05-21T01:55:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.02,"alt":79.12,"az":259.2,"t":"2027-05-21T02:00:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.02,"alt":78.19,"az":260.8,"t":"2027-05-21T02:05:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.02,"alt":77.27,"az":262.3,"t":"2027-05-21T02:10:00Z","terrain":0.93},{"above_terrain":true,"airmass":1.03,"alt":76.34,"az":263.6,"t":"2027-05-21T02:15:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.03,"alt":75.41,"az":264.8,"t":"2027-05-21T02:20:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.04,"alt":74.48,"az":265.9,"t":"2027-05-21T02:25:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.04,"alt":73.54,"az":267.0,"t":"2027-05-21T02:30:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.05,"alt":72.61,"az":267.9,"t":"2027-05-21T02:35:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.05,"alt":71.67,"az":268.9,"t":"2027-05-21T02:40:00Z","terrain":0.74},{"above_terrain":true,"airmass":1.06,"alt":70.73,"az":269.7,"t":"2027-05-21T02:45:00Z","terrain":0.86},{"above_terrain":true,"airmass":1.07,"alt":69.8,"az":270.6,"t":"2027-05-21T02:50:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.07,"alt":68.86,"az":271.3,"t":"2027-05-21T02:55:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.08,"alt":67.93,"az":272.1,"t":"2027-05-21T03:00:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.09,"alt":66.99,"az":272.8,"t":"2027-05-21T03:05:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.09,"alt":66.06,"az":273.6,"t":"2027-05-21T03:10:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.1,"alt":65.12,"az":274.3,"t":"2027-05-21T03:15:00Z","terrain":0.0},{"above_terrain":true,"airmass":1.11,"alt":64.19,"az":274.9,"t":"2027-05-21T03:20:00Z","terrain":0.08},{"above_terrain":true,"airmass":1.12,"alt":63.26,"az":275.6,"t":"2027-05-21T03:25:00Z","terrain":0.03},{"above_terrain":true,"airmass":1.13,"alt":62.33,"az":276.2,"t":"2027-05-21T03:30:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.14,"alt":61.4,"az":276.9,"t":"2027-05-21T03:35:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.15,"alt":60.47,"az":277.5,"t":"2027-05-21T03:40:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.16,"alt":59.54,"az":278.1,"t":"2027-05-21T03:45:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.17,"alt":58.62,"az":278.7,"t":"2027-05-21T03:50:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.18,"alt":57.69,"az":279.3,"t":"2027-05-21T03:55:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.19,"alt":56.77,"az":279.9,"t":"2027-05-21T04:00:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.21,"alt":55.85,"az":280.5,"t":"2027-05-21T04:05:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.22,"alt":54.93,"az":281.1,"t":"2027-05-21T04:10:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.23,"alt":54.01,"az":281.6,"t":"2027-05-21T04:15:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.25,"alt":53.1,"az":282.2,"t":"2027-05-21T04:20:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.26,"alt":52.18,"az":282.8,"t":"2027-05-21T04:25:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.28,"alt":51.27,"az":283.3,"t":"2027-05-21T04:30:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.3,"alt":50.36,"az":283.9,"t":"2027-05-21T04:35:00Z","terrain":0.11},{"above_terrain":true,"airmass":1.31,"alt":49.45,"az":284.5,"t":"2027-05-21T04:40:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.33,"alt":48.55,"az":285.0,"t":"2027-05-21T04:45:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.35,"alt":47.64,"az":285.6,"t":"2027-05-21T04:50:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.37,"alt":46.74,"az":286.1,"t":"2027-05-21T04:55:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.39,"alt":45.85,"az":286.7,"t":"2027-05-21T05:00:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.41,"alt":44.95,"az":287.3,"t":"2027-05-21T05:05:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.44,"alt":44.06,"az":287.8,"t":"2027-05-21T05:10:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.46,"alt":43.17,"az":288.4,"t":"2027-05-21T05:15:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.48,"alt":42.28,"az":288.9,"t":"2027-05-21T05:20:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.51,"alt":41.4,"az":289.5,"t":"2027-05-21T05:25:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.54,"alt":40.52,"az":290.0,"t":"2027-05-21T05:30:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.57,"alt":39.64,"az":290.6,"t":"2027-05-21T05:35:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.59,"alt":38.77,"az":291.2,"t":"2027-05-21T05:40:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.63,"alt":37.89,"az":291.7,"t":"2027-05-21T05:45:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.66,"alt":37.03,"az":292.3,"t":"2027-05-21T05:50:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.69,"alt":36.16,"az":292.9,"t":"2027-05-21T05:55:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.73,"alt":35.3,"az":293.4,"t":"2027-05-21T06:00:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.76,"alt":34.45,"az":294.0,"t":"2027-05-21T06:05:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.8,"alt":33.59,"az":294.6,"t":"2027-05-21T06:10:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.84,"alt":32.74,"az":295.2,"t":"2027-05-21T06:15:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.89,"alt":31.9,"az":295.7,"t":"2027-05-21T06:20:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.93,"alt":31.06,"az":296.3,"t":"2027-05-21T06:25:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.98,"alt":30.22,"az":296.9,"t":"2027-05-21T06:30:00Z","terrain":0.27},{"above_terrain":true,"airmass":2.03,"alt":29.39,"az":297.5,"t":"2027-05-21T06:35:00Z","terrain":0.19},{"above_terrain":true,"airmass":2.09,"alt":28.56,"az":298.1,"t":"2027-05-21T06:40:00Z","terrain":0.12},{"above_terrain":true,"airmass":2.14,"alt":27.74,"az":298.7,"t":"2027-05-21T06:45:00Z","terrain":0.15},{"above_terrain":true,"airmass":2.2,"alt":26.92,"az":299.3,"t":"2027-05-21T06:50:00Z","terrain":0.23},{"above_terrain":true,"airmass":2.26,"alt":26.1,"az":299.9,"t":"2027-05-21T06:55:00Z","terrain":0.35},{"above_terrain":true,"airmass":2.33,"alt":25.29,"az":300.5,"t":"2027-05-21T07:00:00Z","terrain":0.35},{"above_terrain":true,"airmass":2.4,"alt":24.49,"az":301.1,"t":"2027-05-21T07:05:00Z","terrain":0.3},{"above_terrain":true,"airmass":2.48,"alt":23.69,"az":301.7,"t":"2027-05-21T07:10:00Z","terrain":0.15},{"above_terrain":true,"airmass":2.56,"alt":22.9,"az":302.3,"t":"2027-05-21T07:15:00Z","terrain":-0.02},{"above_terrain":true,"airmass":2.64,"alt":22.11,"az":303.0,"t":"2027-05-21T07:20:00Z","terrain":-0.22},{"above_terrain":true,"airmass":2.73,"alt":21.33,"az":303.6,"t":"2027-05-21T07:25:00Z","terrain":-0.15},{"above_terrain":true,"airmass":2.83,"alt":20.55,"az":304.2,"t":"2027-05-21T07:30:00Z","terrain":-0.14},{"above_terrain":true,"airmass":2.93,"alt":19.78,"az":304.9,"t":"2027-05-21T07:35:00Z","terrain":-0.26},{"above_terrain":true,"airmass":3.05,"alt":19.01,"az":305.5,"t":"2027-05-21T07:40:00Z","terrain":-0.23},{"above_terrain":true,"airmass":3.16,"alt":18.26,"az":306.2,"t":"2027-05-21T07:45:00Z","terrain":-0.12},{"above_terrain":true,"airmass":3.29,"alt":17.5,"az":306.8,"t":"2027-05-21T07:50:00Z","terrain":0.11},{"above_terrain":true,"airmass":3.43,"alt":16.76,"az":307.5,"t":"2027-05-21T07:55:00Z","terrain":0.25},{"above_terrain":true,"airmass":3.58,"alt":16.02,"az":308.1,"t":"2027-05-21T08:00:00Z","terrain":0.3},{"above_terrain":true,"airmass":3.75,"alt":15.28,"az":308.8,"t":"2027-05-21T08:05:00Z","terrain":0.2},{"above_terrain":true,"airmass":3.92,"alt":14.56,"az":309.5,"t":"2027-05-21T08:10:00Z","terrain":0.19},{"above_terrain":true,"airmass":4.12,"alt":13.84,"az":310.2,"t":"2027-05-21T08:15:00Z","terrain":0.24},{"above_terrain":true,"airmass":4.33,"alt":13.13,"az":310.8,"t":"2027-05-21T08:20:00Z","terrain":0.34},{"above_terrain":true,"airmass":4.56,"alt":12.42,"az":311.5,"t":"2027-05-21T08:25:00Z","terrain":0.24},{"above_terrain":true,"airmass":4.81,"alt":11.73,"az":312.2,"t":"2027-05-21T08:30:00Z","terrain":0.17},{"above_terrain":true,"airmass":5.09,"alt":11.04,"az":312.9,"t":"2027-05-21T08:35:00Z","terrain":0.26},{"above_terrain":true,"airmass":5.41,"alt":10.36,"az":313.7,"t":"2027-05-21T08:40:00Z","terrain":0.4},{"above_terrain":true,"airmass":5.75,"alt":9.68,"az":314.4,"t":"2027-05-21T08:45:00Z","terrain":0.5},{"above_terrain":true,"airmass":6.15,"alt":9.02,"az":315.1,"t":"2027-05-21T08:50:00Z","terrain":0.55},{"above_terrain":true,"airmass":6.59,"alt":8.36,"az":315.8,"t":"2027-05-21T08:55:00Z","terrain":0.49},{"above_terrain":true,"airmass":7.08,"alt":7.72,"az":316.6,"t":"2027-05-21T09:00:00Z","terrain":0.38}],"transit":{"airmass":1.0,"alt":87.1,"az":179.7,"t":"2027-05-21T01:05:00Z"},"usable_hours":5.33,"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."]}
