{"assessment":{"best_window":{"end":"2027-08-24T02:00Z","end_local":"05:00","hours":3.33,"label":"marginal","mean_quality":0.47,"start":"2027-08-23T22:40Z","start_local":"01:40"},"cost":{"altitude":4.57,"clouds":0.0,"darkness":1.29,"moon":1.46},"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 barely \u2014 weather unknown","hourly":[{"alt":-19,"cloud":null,"high":null,"iso":"2027-08-23T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-15,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"21:00","wind":null},{"alt":-12,"cloud":null,"high":null,"iso":"2027-08-23T19:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-6,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":-4,"cloud":null,"high":null,"iso":"2027-08-23T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":3,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":5,"cloud":null,"high":null,"iso":"2027-08-23T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":13,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":16,"cloud":null,"high":null,"iso":"2027-08-23T22:00Z","label":"unusable","low":null,"mid":null,"moon_alt":24,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":26,"cloud":null,"high":null,"iso":"2027-08-23T23:00Z","label":"marginal","low":null,"mid":null,"moon_alt":35,"precip":null,"q":0.4,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":38,"cloud":null,"high":null,"iso":"2027-08-24T00:00Z","label":"marginal","low":null,"mid":null,"moon_alt":46,"precip":null,"q":0.49,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":49,"cloud":null,"high":null,"iso":"2027-08-24T01:00Z","label":"marginal","low":null,"mid":null,"moon_alt":57,"precip":null,"q":0.5,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":60,"cloud":null,"high":null,"iso":"2027-08-24T02:00Z","label":"poor","low":null,"mid":null,"moon_alt":65,"precip":null,"q":0.26,"rh":null,"sky":"astronomical twilight","temp":null,"time":"05:00","wind":null},{"alt":68,"cloud":null,"high":null,"iso":"2027-08-24T03:00Z","label":"poor","low":null,"mid":null,"moon_alt":70,"precip":null,"q":0.08,"rh":null,"sky":"nautical twilight","temp":null,"time":"06:00","wind":null}],"peak_quality":0.52,"peak_sky":0.52,"quality_hours":1.85,"reasons":["the target being low or below 20\u00b0 cost 4.6 quality-hours","moonlight cost 1.5 quality-hours","daylight and twilight cost 1.3 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":24,"score_weather":null,"sky_hours":1.85,"verdict":"unknown","verdict_astronomy":"poor","weather_known":false,"windows":[{"end":"2027-08-23T22:25Z","end_local":"01:25","hours":5.33,"label":"unusable","mean_quality":0.0,"start":"2027-08-23T17:05Z","start_local":"20:05"},{"end":"2027-08-23T22:40Z","end_local":"01:40","hours":0.25,"label":"poor","mean_quality":0.28,"start":"2027-08-23T22:25Z","start_local":"01:25"},{"end":"2027-08-24T02:00Z","end_local":"05:00","hours":3.33,"label":"marginal","mean_quality":0.47,"start":"2027-08-23T22:40Z","start_local":"01:40"},{"end":"2027-08-24T03:10Z","end_local":"06:10","hours":1.17,"label":"poor","mean_quality":0.17,"start":"2027-08-24T02:00Z","start_local":"05:00"},{"end":"2027-08-24T03:40Z","end_local":"06:40","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2027-08-24T03:10Z","start_local":"06:10"}]},"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":"2027-08-23T18:51:16Z","dark_hours":7.09,"dark_to":"2027-08-24T01:56:32Z","moon":{"illumination":0.624,"phase":"waning gibbous","waxing":false},"moon_free_dark_hours":0.82,"moonrise":"2027-08-23T19:41:05Z","moonset":"2027-08-23T09:42:36Z","sunrise":"2027-08-24T03:38:20Z","sunset":"2027-08-23T17:09:31Z","twilight":{"astronomical":{"end":"2027-08-23T18:51:16Z","start":"2027-08-24T01:56:32Z"},"civil":{"end":"2027-08-23T17:38:40Z","start":"2027-08-24T03:09:09Z"},"nautical":{"end":"2027-08-23T18:13:52Z","start":"2027-08-24T02:33:57Z"}},"window_end":"2027-08-24T09:00:00Z","window_start":"2027-08-23T09:00:00Z"},"night_date":"2027-08-23","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.17,"alt":58.7,"t":"2027-08-24T01:55:00Z"},"dec":24.11388889,"dec_of_date":24.1981,"dec_str":"+24\u00b0 06' 50.0\"","good_hours":2.67,"limit_rise":"2027-08-23T22:24:32Z","limit_set":"2027-08-23T09:39:51Z","max_az_rate_deg_per_min":0.76,"moon_separation":13.6,"never_rises":false,"ra":56.60083333,"ra_of_date":57.0128,"ra_str":"03h 46m 24.2s","resolved":{"common_name":"Seven Sisters","dec":24.11388889,"name":"Cl Melotte 22","ra":56.60083333,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=M45","source":"sesame","type":"OpC","type_text":"open cluster"},"summary":"Only 2.7 h above 30\u00b0, 3.6 h above 20\u00b0 \u2014 usable, at high airmass. The Moon is 14\u00b0 away at 62% \u2014 faint targets will suffer.","terrain":{"available":true,"behind_at":"2027-08-23T11:38:19Z","blocked_dark_hours":0,"clears_at":"2027-08-23T20:35:01Z","rise_az":279.1},"track":[{"above_terrain":true,"airmass":2.17,"alt":27.29,"az":279.1,"t":"2027-08-23T09:00:00Z","terrain":-0.03},{"above_terrain":true,"airmass":2.24,"alt":26.37,"az":279.9,"t":"2027-08-23T09:05:00Z","terrain":-0.11},{"above_terrain":true,"airmass":2.32,"alt":25.45,"az":280.6,"t":"2027-08-23T09:10:00Z","terrain":-0.03},{"above_terrain":true,"airmass":2.4,"alt":24.53,"az":281.4,"t":"2027-08-23T09:15:00Z","terrain":-0.03},{"above_terrain":true,"airmass":2.48,"alt":23.61,"az":282.1,"t":"2027-08-23T09:20:00Z","terrain":-0.12},{"above_terrain":true,"airmass":2.58,"alt":22.7,"az":282.9,"t":"2027-08-23T09:25:00Z","terrain":-0.03},{"above_terrain":true,"airmass":2.68,"alt":21.79,"az":283.6,"t":"2027-08-23T09:30:00Z","terrain":0.07},{"above_terrain":true,"airmass":2.79,"alt":20.88,"az":284.3,"t":"2027-08-23T09:35:00Z","terrain":0.16},{"above_terrain":true,"airmass":2.91,"alt":19.98,"az":285.1,"t":"2027-08-23T09:40:00Z","terrain":0.23},{"above_terrain":true,"airmass":3.04,"alt":19.07,"az":285.8,"t":"2027-08-23T09:45:00Z","terrain":0.22},{"above_terrain":true,"airmass":3.18,"alt":18.17,"az":286.6,"t":"2027-08-23T09:50:00Z","terrain":0.31},{"above_terrain":true,"airmass":3.33,"alt":17.28,"az":287.3,"t":"2027-08-23T09:55:00Z","terrain":0.31},{"above_terrain":true,"airmass":3.51,"alt":16.39,"az":288.1,"t":"2027-08-23T10:00:00Z","terrain":0.17},{"above_terrain":true,"airmass":3.7,"alt":15.5,"az":288.8,"t":"2027-08-23T10:05:00Z","terrain":0.18},{"above_terrain":true,"airmass":3.91,"alt":14.62,"az":289.6,"t":"2027-08-23T10:10:00Z","terrain":0.24},{"above_terrain":true,"airmass":4.14,"alt":13.74,"az":290.3,"t":"2027-08-23T10:15:00Z","terrain":0.36},{"above_terrain":true,"airmass":4.41,"alt":12.86,"az":291.1,"t":"2027-08-23T10:20:00Z","terrain":0.49},{"above_terrain":true,"airmass":4.71,"alt":11.99,"az":291.8,"t":"2027-08-23T10:25:00Z","terrain":0.54},{"above_terrain":true,"airmass":5.06,"alt":11.12,"az":292.6,"t":"2027-08-23T10:30:00Z","terrain":0.39},{"above_terrain":true,"airmass":5.45,"alt":10.26,"az":293.4,"t":"2027-08-23T10:35:00Z","terrain":0.27},{"above_terrain":true,"airmass":5.91,"alt":9.4,"az":294.1,"t":"2027-08-23T10:40:00Z","terrain":0.25},{"above_terrain":true,"airmass":6.45,"alt":8.55,"az":294.9,"t":"2027-08-23T10:45:00Z","terrain":0.23},{"above_terrain":true,"airmass":7.09,"alt":7.71,"az":295.7,"t":"2027-08-23T10:50:00Z","terrain":0.3},{"above_terrain":true,"airmass":7.86,"alt":6.87,"az":296.5,"t":"2027-08-23T10:55:00Z","terrain":0.3},{"above_terrain":true,"airmass":8.8,"alt":6.03,"az":297.2,"t":"2027-08-23T11:00:00Z","terrain":0.23},{"above_terrain":true,"airmass":9.97,"alt":5.2,"az":298.0,"t":"2027-08-23T11:05:00Z","terrain":0.12},{"above_terrain":true,"airmass":11.47,"alt":4.38,"az":298.8,"t":"2027-08-23T11:10:00Z","terrain":0.16},{"above_terrain":true,"airmass":13.42,"alt":3.56,"az":299.6,"t":"2027-08-23T11:15:00Z","terrain":0.3},{"above_terrain":true,"airmass":16.04,"alt":2.75,"az":300.4,"t":"2027-08-23T11:20:00Z","terrain":0.35},{"above_terrain":true,"airmass":19.71,"alt":1.95,"az":301.3,"t":"2027-08-23T11:25:00Z","terrain":0.26},{"above_terrain":true,"airmass":25.02,"alt":1.15,"az":302.1,"t":"2027-08-23T11:30:00Z","terrain":0.05},{"above_terrain":true,"airmass":32.98,"alt":0.36,"az":302.9,"t":"2027-08-23T11:35:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-0.42,"az":303.7,"t":"2027-08-23T11:40:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-1.19,"az":304.6,"t":"2027-08-23T11:45:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-1.96,"az":305.4,"t":"2027-08-23T11:50:00Z","terrain":-0.24},{"above_terrain":false,"airmass":null,"alt":-2.72,"az":306.3,"t":"2027-08-23T11:55:00Z","terrain":-0.07},{"above_terrain":false,"airmass":null,"alt":-3.47,"az":307.2,"t":"2027-08-23T12:00:00Z","terrain":0.2},{"above_terrain":false,"airmass":null,"alt":-4.21,"az":308.0,"t":"2027-08-23T12:05:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-4.94,"az":308.9,"t":"2027-08-23T12:10:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-5.67,"az":309.8,"t":"2027-08-23T12:15:00Z","terrain":0.21},{"above_terrain":false,"airmass":null,"alt":-6.38,"az":310.7,"t":"2027-08-23T12:20:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-7.09,"az":311.6,"t":"2027-08-23T12:25:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-7.78,"az":312.5,"t":"2027-08-23T12:30:00Z","terrain":0.21},{"above_terrain":false,"airmass":null,"alt":-8.47,"az":313.4,"t":"2027-08-23T12:35:00Z","terrain":0.36},{"above_terrain":false,"airmass":null,"alt":-9.14,"az":314.4,"t":"2027-08-23T12:40:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-9.8,"az":315.3,"t":"2027-08-23T12:45:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-10.46,"az":316.3,"t":"2027-08-23T12:50:00Z","terrain":0.43},{"above_terrain":false,"airmass":null,"alt":-11.1,"az":317.2,"t":"2027-08-23T12:55:00Z","terrain":0.31},{"above_terrain":false,"airmass":null,"alt":-11.73,"az":318.2,"t":"2027-08-23T13:00:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-12.35,"az":319.2,"t":"2027-08-23T13:05:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-12.95,"az":320.2,"t":"2027-08-23T13:10:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-13.54,"az":321.2,"t":"2027-08-23T13:15:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-14.12,"az":322.2,"t":"2027-08-23T13:20:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-14.69,"az":323.2,"t":"2027-08-23T13:25:00Z","terrain":0.01},{"above_terrain":false,"airmass":null,"alt":-15.24,"az":324.3,"t":"2027-08-23T13:30:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-15.78,"az":325.3,"t":"2027-08-23T13:35:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-16.31,"az":326.4,"t":"2027-08-23T13:40:00Z","terrain":-0.29},{"above_terrain":false,"airmass":null,"alt":-16.82,"az":327.4,"t":"2027-08-23T13:45:00Z","terrain":-0.32},{"above_terrain":false,"airmass":null,"alt":-17.32,"az":328.5,"t":"2027-08-23T13:50:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-17.8,"az":329.6,"t":"2027-08-23T13:55:00Z","terrain":-0.26},{"above_terrain":false,"airmass":null,"alt":-18.26,"az":330.7,"t":"2027-08-23T14:00:00Z","terrain":-0.38},{"above_terrain":false,"airmass":null,"alt":-18.71,"az":331.8,"t":"2027-08-23T14:05:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-19.15,"az":332.9,"t":"2027-08-23T14:10:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-19.57,"az":334.0,"t":"2027-08-23T14:15:00Z","terrain":-0.25},{"above_terrain":false,"airmass":null,"alt":-19.97,"az":335.2,"t":"2027-08-23T14:20:00Z","terrain":-0.63},{"above_terrain":false,"airmass":null,"alt":-20.35,"az":336.3,"t":"2027-08-23T14:25:00Z","terrain":-0.8},{"above_terrain":false,"airmass":null,"alt":-20.72,"az":337.5,"t":"2027-08-23T14:30:00Z","terrain":-0.6},{"above_terrain":false,"airmass":null,"alt":-21.07,"az":338.7,"t":"2027-08-23T14:35:00Z","terrain":-0.65},{"above_terrain":false,"airmass":null,"alt":-21.4,"az":339.8,"t":"2027-08-23T14:40:00Z","terrain":-0.57},{"above_terrain":false,"airmass":null,"alt":-21.71,"az":341.0,"t":"2027-08-23T14:45:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-22.01,"az":342.2,"t":"2027-08-23T14:50:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-22.29,"az":343.4,"t":"2027-08-23T14:55:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-22.54,"az":344.6,"t":"2027-08-23T15:00:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-22.78,"az":345.8,"t":"2027-08-23T15:05:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-23.0,"az":347.0,"t":"2027-08-23T15:10:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-23.2,"az":348.3,"t":"2027-08-23T15:15:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-23.38,"az":349.5,"t":"2027-08-23T15:20:00Z","terrain":0.07},{"above_terrain":false,"airmass":null,"alt":-23.54,"az":350.7,"t":"2027-08-23T15:25:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-23.69,"az":352.0,"t":"2027-08-23T15:30:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-23.81,"az":353.2,"t":"2027-08-23T15:35:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-23.91,"az":354.4,"t":"2027-08-23T15:40:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-23.99,"az":355.7,"t":"2027-08-23T15:45:00Z","terrain":0.71},{"above_terrain":false,"airmass":null,"alt":-24.05,"az":356.9,"t":"2027-08-23T15:50:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-24.09,"az":358.2,"t":"2027-08-23T15:55:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-24.11,"az":359.4,"t":"2027-08-23T16:00:00Z","terrain":0.57},{"above_terrain":false,"airmass":null,"alt":-24.11,"az":0.7,"t":"2027-08-23T16:05:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-24.08,"az":2.0,"t":"2027-08-23T16:10:00Z","terrain":0.13},{"above_terrain":false,"airmass":null,"alt":-24.04,"az":3.2,"t":"2027-08-23T16:15:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-23.98,"az":4.5,"t":"2027-08-23T16:20:00Z","terrain":-0.35},{"above_terrain":false,"airmass":null,"alt":-23.9,"az":5.7,"t":"2027-08-23T16:25:00Z","terrain":-0.54},{"above_terrain":false,"airmass":null,"alt":-23.79,"az":6.9,"t":"2027-08-23T16:30:00Z","terrain":-0.42},{"above_terrain":false,"airmass":null,"alt":-23.67,"az":8.2,"t":"2027-08-23T16:35:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-23.53,"az":9.4,"t":"2027-08-23T16:40:00Z","terrain":-0.63},{"above_terrain":false,"airmass":null,"alt":-23.36,"az":10.7,"t":"2027-08-23T16:45:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-23.18,"az":11.9,"t":"2027-08-23T16:50:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-22.98,"az":13.1,"t":"2027-08-23T16:55:00Z","terrain":-0.05},{"above_terrain":false,"airmass":null,"alt":-22.76,"az":14.3,"t":"2027-08-23T17:00:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-22.52,"az":15.5,"t":"2027-08-23T17:05:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-22.25,"az":16.7,"t":"2027-08-23T17:10:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-21.98,"az":17.9,"t":"2027-08-23T17:15:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-21.68,"az":19.1,"t":"2027-08-23T17:20:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-21.36,"az":20.3,"t":"2027-08-23T17:25:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-21.03,"az":21.5,"t":"2027-08-23T17:30:00Z","terrain":0.83},{"above_terrain":false,"airmass":null,"alt":-20.68,"az":22.6,"t":"2027-08-23T17:35:00Z","terrain":1.1},{"above_terrain":false,"airmass":null,"alt":-20.31,"az":23.8,"t":"2027-08-23T17:40:00Z","terrain":0.97},{"above_terrain":false,"airmass":null,"alt":-19.92,"az":24.9,"t":"2027-08-23T17:45:00Z","terrain":1.2},{"above_terrain":false,"airmass":null,"alt":-19.52,"az":26.1,"t":"2027-08-23T17:50:00Z","terrain":1.33},{"above_terrain":false,"airmass":null,"alt":-19.1,"az":27.2,"t":"2027-08-23T17:55:00Z","terrain":1.26},{"above_terrain":false,"airmass":null,"alt":-18.66,"az":28.3,"t":"2027-08-23T18:00:00Z","terrain":1.13},{"above_terrain":false,"airmass":null,"alt":-18.21,"az":29.4,"t":"2027-08-23T18:05:00Z","terrain":1.07},{"above_terrain":false,"airmass":null,"alt":-17.74,"az":30.5,"t":"2027-08-23T18:10:00Z","terrain":1.23},{"above_terrain":false,"airmass":null,"alt":-17.26,"az":31.6,"t":"2027-08-23T18:15:00Z","terrain":1.32},{"above_terrain":false,"airmass":null,"alt":-16.76,"az":32.7,"t":"2027-08-23T18:20:00Z","terrain":1.09},{"above_terrain":false,"airmass":null,"alt":-16.25,"az":33.8,"t":"2027-08-23T18:25:00Z","terrain":0.56},{"above_terrain":false,"airmass":null,"alt":-15.72,"az":34.8,"t":"2027-08-23T18:30:00Z","terrain":0.12},{"above_terrain":false,"airmass":null,"alt":-15.18,"az":35.9,"t":"2027-08-23T18:35:00Z","terrain":0.03},{"above_terrain":false,"airmass":null,"alt":-14.63,"az":36.9,"t":"2027-08-23T18:40:00Z","terrain":-0.08},{"above_terrain":false,"airmass":null,"alt":-14.06,"az":37.9,"t":"2027-08-23T18:45:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-13.48,"az":38.9,"t":"2027-08-23T18:50:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-12.88,"az":39.9,"t":"2027-08-23T18:55:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-12.27,"az":40.9,"t":"2027-08-23T19:00:00Z","terrain":0.01},{"above_terrain":false,"airmass":null,"alt":-11.65,"az":41.9,"t":"2027-08-23T19:05:00Z","terrain":0.11},{"above_terrain":false,"airmass":null,"alt":-11.02,"az":42.9,"t":"2027-08-23T19:10:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-10.38,"az":43.8,"t":"2027-08-23T19:15:00Z","terrain":0.38},{"above_terrain":false,"airmass":null,"alt":-9.73,"az":44.8,"t":"2027-08-23T19:20:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-9.06,"az":45.7,"t":"2027-08-23T19:25:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-8.39,"az":46.7,"t":"2027-08-23T19:30:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-7.7,"az":47.6,"t":"2027-08-23T19:35:00Z","terrain":0.56},{"above_terrain":false,"airmass":null,"alt":-7.0,"az":48.5,"t":"2027-08-23T19:40:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-6.3,"az":49.4,"t":"2027-08-23T19:45:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-5.58,"az":50.3,"t":"2027-08-23T19:50:00Z","terrain":0.44},{"above_terrain":false,"airmass":null,"alt":-4.86,"az":51.2,"t":"2027-08-23T19:55:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-4.12,"az":52.1,"t":"2027-08-23T20:00:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-3.38,"az":53.0,"t":"2027-08-23T20:05:00Z","terrain":0.83},{"above_terrain":false,"airmass":null,"alt":-2.63,"az":53.8,"t":"2027-08-23T20:10:00Z","terrain":0.97},{"above_terrain":false,"airmass":null,"alt":-1.87,"az":54.7,"t":"2027-08-23T20:15:00Z","terrain":1.05},{"above_terrain":false,"airmass":null,"alt":-1.1,"az":55.5,"t":"2027-08-23T20:20:00Z","terrain":1.06},{"above_terrain":false,"airmass":null,"alt":-0.33,"az":56.4,"t":"2027-08-23T20:25:00Z","terrain":1.06},{"above_terrain":false,"airmass":31.87,"alt":0.46,"az":57.2,"t":"2027-08-23T20:30:00Z","terrain":1.1},{"above_terrain":false,"airmass":24.28,"alt":1.25,"az":58.0,"t":"2027-08-23T20:35:00Z","terrain":1.25},{"above_terrain":true,"airmass":19.21,"alt":2.04,"az":58.8,"t":"2027-08-23T20:40:00Z","terrain":1.22},{"above_terrain":true,"airmass":15.69,"alt":2.85,"az":59.6,"t":"2027-08-23T20:45:00Z","terrain":1.18},{"above_terrain":true,"airmass":13.16,"alt":3.66,"az":60.5,"t":"2027-08-23T20:50:00Z","terrain":1.13},{"above_terrain":true,"airmass":11.27,"alt":4.48,"az":61.3,"t":"2027-08-23T20:55:00Z","terrain":1.07},{"above_terrain":true,"airmass":9.82,"alt":5.3,"az":62.1,"t":"2027-08-23T21:00:00Z","terrain":1.0},{"above_terrain":true,"airmass":8.68,"alt":6.13,"az":62.8,"t":"2027-08-23T21:05:00Z","terrain":0.93},{"above_terrain":true,"airmass":7.76,"alt":6.97,"az":63.6,"t":"2027-08-23T21:10:00Z","terrain":0.82},{"above_terrain":true,"airmass":7.01,"alt":7.81,"az":64.4,"t":"2027-08-23T21:15:00Z","terrain":0.77},{"above_terrain":true,"airmass":6.38,"alt":8.65,"az":65.2,"t":"2027-08-23T21:20:00Z","terrain":0.78},{"above_terrain":true,"airmass":5.86,"alt":9.51,"az":66.0,"t":"2027-08-23T21:25:00Z","terrain":0.83},{"above_terrain":true,"airmass":5.4,"alt":10.36,"az":66.7,"t":"2027-08-23T21:30:00Z","terrain":0.9},{"above_terrain":true,"airmass":5.01,"alt":11.22,"az":67.5,"t":"2027-08-23T21:35:00Z","terrain":0.96},{"above_terrain":true,"airmass":4.68,"alt":12.09,"az":68.3,"t":"2027-08-23T21:40:00Z","terrain":1.01},{"above_terrain":true,"airmass":4.38,"alt":12.96,"az":69.0,"t":"2027-08-23T21:45:00Z","terrain":1.05},{"above_terrain":true,"airmass":4.12,"alt":13.84,"az":69.8,"t":"2027-08-23T21:50:00Z","terrain":1.18},{"above_terrain":true,"airmass":3.88,"alt":14.72,"az":70.5,"t":"2027-08-23T21:55:00Z","terrain":1.24},{"above_terrain":true,"airmass":3.67,"alt":15.6,"az":71.3,"t":"2027-08-23T22:00:00Z","terrain":1.24},{"above_terrain":true,"airmass":3.48,"alt":16.49,"az":72.0,"t":"2027-08-23T22:05:00Z","terrain":1.2},{"above_terrain":true,"airmass":3.31,"alt":17.38,"az":72.8,"t":"2027-08-23T22:10:00Z","terrain":1.04},{"above_terrain":true,"airmass":3.16,"alt":18.28,"az":73.5,"t":"2027-08-23T22:15:00Z","terrain":0.86},{"above_terrain":true,"airmass":3.02,"alt":19.18,"az":74.3,"t":"2027-08-23T22:20:00Z","terrain":0.7},{"above_terrain":true,"airmass":2.89,"alt":20.08,"az":75.0,"t":"2027-08-23T22:25:00Z","terrain":0.63},{"above_terrain":true,"airmass":2.77,"alt":20.99,"az":75.7,"t":"2027-08-23T22:30:00Z","terrain":0.7},{"above_terrain":true,"airmass":2.67,"alt":21.9,"az":76.5,"t":"2027-08-23T22:35:00Z","terrain":0.71},{"above_terrain":true,"airmass":2.57,"alt":22.81,"az":77.2,"t":"2027-08-23T22:40:00Z","terrain":0.68},{"above_terrain":true,"airmass":2.47,"alt":23.72,"az":78.0,"t":"2027-08-23T22:45:00Z","terrain":0.63},{"above_terrain":true,"airmass":2.39,"alt":24.64,"az":78.7,"t":"2027-08-23T22:50:00Z","terrain":0.59},{"above_terrain":true,"airmass":2.31,"alt":25.56,"az":79.5,"t":"2027-08-23T22:55:00Z","terrain":0.52},{"above_terrain":true,"airmass":2.23,"alt":26.48,"az":80.2,"t":"2027-08-23T23:00:00Z","terrain":0.51},{"above_terrain":true,"airmass":2.17,"alt":27.4,"az":81.0,"t":"2027-08-23T23:05:00Z","terrain":0.68},{"above_terrain":true,"airmass":2.1,"alt":28.33,"az":81.8,"t":"2027-08-23T23:10:00Z","terrain":0.77},{"above_terrain":true,"airmass":2.04,"alt":29.25,"az":82.5,"t":"2027-08-23T23:15:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.98,"alt":30.18,"az":83.3,"t":"2027-08-23T23:20:00Z","terrain":0.44},{"above_terrain":true,"airmass":1.93,"alt":31.11,"az":84.1,"t":"2027-08-23T23:25:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.88,"alt":32.05,"az":84.8,"t":"2027-08-23T23:30:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.83,"alt":32.98,"az":85.6,"t":"2027-08-23T23:35:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.79,"alt":33.91,"az":86.4,"t":"2027-08-23T23:40:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.75,"alt":34.85,"az":87.2,"t":"2027-08-23T23:45:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.71,"alt":35.78,"az":88.0,"t":"2027-08-23T23:50:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.67,"alt":36.72,"az":88.8,"t":"2027-08-23T23:55:00Z","terrain":-0.18},{"above_terrain":true,"airmass":1.63,"alt":37.65,"az":89.7,"t":"2027-08-24T00:00:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.6,"alt":38.59,"az":90.5,"t":"2027-08-24T00:05:00Z","terrain":-0.16},{"above_terrain":true,"airmass":1.57,"alt":39.52,"az":91.3,"t":"2027-08-24T00:10:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.54,"alt":40.46,"az":92.2,"t":"2027-08-24T00:15:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.51,"alt":41.4,"az":93.1,"t":"2027-08-24T00:20:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.48,"alt":42.33,"az":93.9,"t":"2027-08-24T00:25:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.46,"alt":43.26,"az":94.8,"t":"2027-08-24T00:30:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.43,"alt":44.19,"az":95.8,"t":"2027-08-24T00:35:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.41,"alt":45.12,"az":96.7,"t":"2027-08-24T00:40:00Z","terrain":0.68},{"above_terrain":true,"airmass":1.39,"alt":46.05,"az":97.7,"t":"2027-08-24T00:45:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.37,"alt":46.98,"az":98.6,"t":"2027-08-24T00:50:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.35,"alt":47.9,"az":99.6,"t":"2027-08-24T00:55:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.33,"alt":48.83,"az":100.6,"t":"2027-08-24T01:00:00Z","terrain":0.15},{"above_terrain":true,"airmass":1.31,"alt":49.74,"az":101.7,"t":"2027-08-24T01:05:00Z","terrain":-0.0},{"above_terrain":true,"airmass":1.29,"alt":50.66,"az":102.8,"t":"2027-08-24T01:10:00Z","terrain":-0.18},{"above_terrain":true,"airmass":1.28,"alt":51.57,"az":103.9,"t":"2027-08-24T01:15:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.26,"alt":52.48,"az":105.0,"t":"2027-08-24T01:20:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.24,"alt":53.38,"az":106.2,"t":"2027-08-24T01:25:00Z","terrain":-0.64},{"above_terrain":true,"airmass":1.23,"alt":54.27,"az":107.4,"t":"2027-08-24T01:30:00Z","terrain":-0.72},{"above_terrain":true,"airmass":1.22,"alt":55.16,"az":108.6,"t":"2027-08-24T01:35:00Z","terrain":-1.09},{"above_terrain":true,"airmass":1.2,"alt":56.05,"az":109.9,"t":"2027-08-24T01:40:00Z","terrain":-1.15},{"above_terrain":true,"airmass":1.19,"alt":56.92,"az":111.2,"t":"2027-08-24T01:45:00Z","terrain":-1.34},{"above_terrain":true,"airmass":1.18,"alt":57.79,"az":112.6,"t":"2027-08-24T01:50:00Z","terrain":-1.42},{"above_terrain":true,"airmass":1.17,"alt":58.65,"az":114.0,"t":"2027-08-24T01:55:00Z","terrain":-1.62},{"above_terrain":true,"airmass":1.16,"alt":59.5,"az":115.5,"t":"2027-08-24T02:00:00Z","terrain":-1.49},{"above_terrain":true,"airmass":1.15,"alt":60.34,"az":117.1,"t":"2027-08-24T02:05:00Z","terrain":-1.62},{"above_terrain":true,"airmass":1.14,"alt":61.17,"az":118.7,"t":"2027-08-24T02:10:00Z","terrain":-1.46},{"above_terrain":true,"airmass":1.13,"alt":61.98,"az":120.4,"t":"2027-08-24T02:15:00Z","terrain":-1.24},{"above_terrain":true,"airmass":1.12,"alt":62.78,"az":122.1,"t":"2027-08-24T02:20:00Z","terrain":-1.21},{"above_terrain":true,"airmass":1.12,"alt":63.57,"az":124.0,"t":"2027-08-24T02:25:00Z","terrain":-1.48},{"above_terrain":true,"airmass":1.11,"alt":64.34,"az":125.9,"t":"2027-08-24T02:30:00Z","terrain":-1.6},{"above_terrain":true,"airmass":1.1,"alt":65.08,"az":127.9,"t":"2027-08-24T02:35:00Z","terrain":-1.42},{"above_terrain":true,"airmass":1.1,"alt":65.81,"az":130.0,"t":"2027-08-24T02:40:00Z","terrain":-1.56},{"above_terrain":true,"airmass":1.09,"alt":66.52,"az":132.3,"t":"2027-08-24T02:45:00Z","terrain":-1.65},{"above_terrain":true,"airmass":1.08,"alt":67.2,"az":134.6,"t":"2027-08-24T02:50:00Z","terrain":-1.4},{"above_terrain":true,"airmass":1.08,"alt":67.85,"az":137.1,"t":"2027-08-24T02:55:00Z","terrain":-1.22},{"above_terrain":true,"airmass":1.07,"alt":68.47,"az":139.6,"t":"2027-08-24T03:00:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.07,"alt":69.06,"az":142.4,"t":"2027-08-24T03:05:00Z","terrain":-1.34},{"above_terrain":true,"airmass":1.07,"alt":69.61,"az":145.2,"t":"2027-08-24T03:10:00Z","terrain":-1.49},{"above_terrain":true,"airmass":1.06,"alt":70.13,"az":148.2,"t":"2027-08-24T03:15:00Z","terrain":-1.44},{"above_terrain":true,"airmass":1.06,"alt":70.6,"az":151.3,"t":"2027-08-24T03:20:00Z","terrain":-1.23},{"above_terrain":true,"airmass":1.06,"alt":71.03,"az":154.5,"t":"2027-08-24T03:25:00Z","terrain":-1.06},{"above_terrain":true,"airmass":1.05,"alt":71.4,"az":157.8,"t":"2027-08-24T03:30:00Z","terrain":-1.06},{"above_terrain":true,"airmass":1.05,"alt":71.73,"az":161.3,"t":"2027-08-24T03:35:00Z","terrain":-1.22},{"above_terrain":true,"airmass":1.05,"alt":72.0,"az":164.9,"t":"2027-08-24T03:40:00Z","terrain":-1.41},{"above_terrain":true,"airmass":1.05,"alt":72.22,"az":168.5,"t":"2027-08-24T03:45:00Z","terrain":-0.88},{"above_terrain":true,"airmass":1.05,"alt":72.38,"az":172.2,"t":"2027-08-24T03:50:00Z","terrain":-0.57},{"above_terrain":true,"airmass":1.05,"alt":72.47,"az":176.0,"t":"2027-08-24T03:55:00Z","terrain":-0.41},{"above_terrain":true,"airmass":1.05,"alt":72.51,"az":179.8,"t":"2027-08-24T04:00:00Z","terrain":-0.53},{"above_terrain":true,"airmass":1.05,"alt":72.48,"az":183.6,"t":"2027-08-24T04:05:00Z","terrain":-0.6},{"above_terrain":true,"airmass":1.05,"alt":72.39,"az":187.4,"t":"2027-08-24T04:10:00Z","terrain":-0.64},{"above_terrain":true,"airmass":1.05,"alt":72.24,"az":191.1,"t":"2027-08-24T04:15:00Z","terrain":-0.45},{"above_terrain":true,"airmass":1.05,"alt":72.03,"az":194.8,"t":"2027-08-24T04:20:00Z","terrain":-0.44},{"above_terrain":true,"airmass":1.05,"alt":71.76,"az":198.4,"t":"2027-08-24T04:25:00Z","terrain":-0.36},{"above_terrain":true,"airmass":1.05,"alt":71.44,"az":201.8,"t":"2027-08-24T04:30:00Z","terrain":-0.49},{"above_terrain":true,"airmass":1.06,"alt":71.06,"az":205.2,"t":"2027-08-24T04:35:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.06,"alt":70.64,"az":208.4,"t":"2027-08-24T04:40:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.06,"alt":70.17,"az":211.6,"t":"2027-08-24T04:45:00Z","terrain":0.59},{"above_terrain":true,"airmass":1.07,"alt":69.66,"az":214.5,"t":"2027-08-24T04:50:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.07,"alt":69.11,"az":217.4,"t":"2027-08-24T04:55:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.07,"alt":68.53,"az":220.1,"t":"2027-08-24T05:00:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.08,"alt":67.91,"az":222.7,"t":"2027-08-24T05:05:00Z","terrain":0.84},{"above_terrain":true,"airmass":1.08,"alt":67.26,"az":225.2,"t":"2027-08-24T05:10:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.09,"alt":66.58,"az":227.5,"t":"2027-08-24T05:15:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.1,"alt":65.88,"az":229.7,"t":"2027-08-24T05:20:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.1,"alt":65.15,"az":231.9,"t":"2027-08-24T05:25:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.11,"alt":64.41,"az":233.9,"t":"2027-08-24T05:30:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.12,"alt":63.64,"az":235.9,"t":"2027-08-24T05:35:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.12,"alt":62.86,"az":237.7,"t":"2027-08-24T05:40:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.13,"alt":62.06,"az":239.5,"t":"2027-08-24T05:45:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.14,"alt":61.25,"az":241.2,"t":"2027-08-24T05:50:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.15,"alt":60.42,"az":242.8,"t":"2027-08-24T05:55:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.16,"alt":59.58,"az":244.3,"t":"2027-08-24T06:00:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.17,"alt":58.73,"az":245.8,"t":"2027-08-24T06:05:00Z","terrain":1.15},{"above_terrain":true,"airmass":1.18,"alt":57.88,"az":247.3,"t":"2027-08-24T06:10:00Z","terrain":0.9},{"above_terrain":true,"airmass":1.19,"alt":57.01,"az":248.7,"t":"2027-08-24T06:15:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.2,"alt":56.13,"az":250.0,"t":"2027-08-24T06:20:00Z","terrain":0.59},{"above_terrain":true,"airmass":1.22,"alt":55.25,"az":251.3,"t":"2027-08-24T06:25:00Z","terrain":0.45},{"above_terrain":true,"airmass":1.23,"alt":54.36,"az":252.5,"t":"2027-08-24T06:30:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.24,"alt":53.46,"az":253.7,"t":"2027-08-24T06:35:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.26,"alt":52.56,"az":254.9,"t":"2027-08-24T06:40:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.27,"alt":51.66,"az":256.0,"t":"2027-08-24T06:45:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.29,"alt":50.75,"az":257.1,"t":"2027-08-24T06:50:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.31,"alt":49.83,"az":258.2,"t":"2027-08-24T06:55:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.33,"alt":48.91,"az":259.3,"t":"2027-08-24T07:00:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.34,"alt":47.99,"az":260.3,"t":"2027-08-24T07:05:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.36,"alt":47.07,"az":261.3,"t":"2027-08-24T07:10:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.39,"alt":46.14,"az":262.3,"t":"2027-08-24T07:15:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.41,"alt":45.21,"az":263.2,"t":"2027-08-24T07:20:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.43,"alt":44.28,"az":264.1,"t":"2027-08-24T07:25:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.45,"alt":43.35,"az":265.1,"t":"2027-08-24T07:30:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.48,"alt":42.42,"az":266.0,"t":"2027-08-24T07:35:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.51,"alt":41.48,"az":266.9,"t":"2027-08-24T07:40:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.54,"alt":40.55,"az":267.7,"t":"2027-08-24T07:45:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.57,"alt":39.61,"az":268.6,"t":"2027-08-24T07:50:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.6,"alt":38.68,"az":269.4,"t":"2027-08-24T07:55:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.63,"alt":37.74,"az":270.3,"t":"2027-08-24T08:00:00Z","terrain":0.87},{"above_terrain":true,"airmass":1.67,"alt":36.81,"az":271.1,"t":"2027-08-24T08:05:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.7,"alt":35.87,"az":271.9,"t":"2027-08-24T08:10:00Z","terrain":0.45},{"above_terrain":true,"airmass":1.74,"alt":34.94,"az":272.7,"t":"2027-08-24T08:15:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.78,"alt":34.0,"az":273.5,"t":"2027-08-24T08:20:00Z","terrain":0.05},{"above_terrain":true,"airmass":1.83,"alt":33.07,"az":274.3,"t":"2027-08-24T08:25:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.88,"alt":32.13,"az":275.1,"t":"2027-08-24T08:30:00Z","terrain":0.08},{"above_terrain":true,"airmass":1.93,"alt":31.2,"az":275.9,"t":"2027-08-24T08:35:00Z","terrain":0.0},{"above_terrain":true,"airmass":1.98,"alt":30.27,"az":276.6,"t":"2027-08-24T08:40:00Z","terrain":-0.09},{"above_terrain":true,"airmass":2.03,"alt":29.34,"az":277.4,"t":"2027-08-24T08:45:00Z","terrain":-0.12},{"above_terrain":true,"airmass":2.09,"alt":28.42,"az":278.2,"t":"2027-08-24T08:50:00Z","terrain":-0.07},{"above_terrain":true,"airmass":2.16,"alt":27.49,"az":278.9,"t":"2027-08-24T08:55:00Z","terrain":-0.02},{"above_terrain":true,"airmass":2.23,"alt":26.57,"az":279.7,"t":"2027-08-24T09:00:00Z","terrain":-0.1}],"transit":{"airmass":1.05,"alt":72.5,"az":179.8,"t":"2027-08-24T04:00:00Z"},"usable_hours":3.58,"verdict":"marginal","zenith_passage":false},"warnings":["No cloud data for this night (beyond the 4-day forecast, or not yet in the archive) \u2014 the score is geometry only."]}