{"assessment":{"best_window":{"end":"2028-05-10T01:15Z","end_local":"04:15","hours":2.92,"label":"good","mean_quality":0.69,"start":"2028-05-09T22:20Z","start_local":"01:20"},"cost":{"altitude":3.09,"clouds":0.0,"darkness":1.44,"moon":0.8},"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":0,"cloud":null,"high":null,"iso":"2028-05-09T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-7,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"21:00","wind":null},{"alt":4,"cloud":null,"high":null,"iso":"2028-05-09T19:00Z","label":"unusable","low":null,"mid":null,"moon_alt":2,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"22:00","wind":null},{"alt":11,"cloud":null,"high":null,"iso":"2028-05-09T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":10,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":18,"cloud":null,"high":null,"iso":"2028-05-09T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":16,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":27,"cloud":null,"high":null,"iso":"2028-05-09T22:00Z","label":"marginal","low":null,"mid":null,"moon_alt":21,"precip":null,"q":0.52,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":36,"cloud":null,"high":null,"iso":"2028-05-09T23:00Z","label":"good","low":null,"mid":null,"moon_alt":22,"precip":null,"q":0.65,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":46,"cloud":null,"high":null,"iso":"2028-05-10T00:00Z","label":"good","low":null,"mid":null,"moon_alt":22,"precip":null,"q":0.7,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":56,"cloud":null,"high":null,"iso":"2028-05-10T01:00Z","label":"good","low":null,"mid":null,"moon_alt":18,"precip":null,"q":0.77,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":67,"cloud":null,"high":null,"iso":"2028-05-10T02:00Z","label":"poor","low":null,"mid":null,"moon_alt":13,"precip":null,"q":0.12,"rh":null,"sky":"nautical twilight","temp":null,"time":"05:00","wind":null},{"alt":77,"cloud":null,"high":null,"iso":"2028-05-10T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":6,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"06:00","wind":null}],"peak_quality":0.78,"peak_sky":0.78,"quality_hours":2.89,"reasons":["the target being low or below 20\u00b0 cost 3.1 quality-hours","daylight and twilight cost 1.4 quality-hours","moonlight cost 0.8 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":56,"score_weather":null,"sky_hours":2.89,"verdict":"unknown","verdict_astronomy":"marginal","weather_known":false,"windows":[{"end":"2028-05-09T21:15Z","end_local":"00:15","hours":3.83,"label":"unusable","mean_quality":0.0,"start":"2028-05-09T17:25Z","start_local":"20:25"},{"end":"2028-05-09T22:20Z","end_local":"01:20","hours":1.08,"label":"marginal","mean_quality":0.45,"start":"2028-05-09T21:15Z","start_local":"00:15"},{"end":"2028-05-10T01:15Z","end_local":"04:15","hours":2.92,"label":"good","mean_quality":0.69,"start":"2028-05-09T22:20Z","start_local":"01:20"},{"end":"2028-05-10T02:00Z","end_local":"05:00","hours":0.75,"label":"marginal","mean_quality":0.4,"start":"2028-05-10T01:15Z","start_local":"04:15"},{"end":"2028-05-10T02:40Z","end_local":"05:40","hours":0.67,"label":"poor","mean_quality":0.12,"start":"2028-05-10T02:00Z","start_local":"05:00"},{"end":"2028-05-10T03:10Z","end_local":"06:10","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2028-05-10T02:40Z","start_local":"05:40"}]},"calculation_version":"2026-10-10.1","forecast":[],"forecast_source":"none","forecast_updated_at":null,"limits":{"good_alt":30.0,"usable_alt":20.0},"night":{"dark_from":"2028-05-09T19:20:58Z","dark_hours":5.88,"dark_to":"2028-05-10T01:13:34Z","moon":{"illumination":0.983,"phase":"full moon","waxing":false},"moon_free_dark_hours":0.0,"moonrise":"2028-05-09T18:47:50Z","moonset":"2028-05-10T03:39:19Z","sunrise":"2028-05-10T03:06:21Z","sunset":"2028-05-09T17:28:10Z","twilight":{"astronomical":{"end":"2028-05-09T19:20:58Z","start":"2028-05-10T01:13:34Z"},"civil":{"end":"2028-05-09T17:59:23Z","start":"2028-05-10T02:35:08Z"},"nautical":{"end":"2028-05-09T18:38:02Z","start":"2028-05-10T01:56:30Z"}},"window_end":"2028-05-10T09:00:00Z","window_start":"2028-05-09T09:00:00Z"},"night_date":"2028-05-09","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.18,"alt":57.9,"t":"2028-05-10T01:10:00Z"},"dec":44.33,"dec_of_date":44.4413,"dec_str":"+44\u00b0 19' 48.0\"","good_hours":2.83,"limit_rise":"2028-05-09T21:14:21Z","limit_set":"2028-05-09T11:03:21Z","max_az_rate_deg_per_min":3.69,"moon_separation":96.2,"never_rises":false,"ra":314.69583333,"ra_of_date":314.9495,"ra_str":"20h 58m 47.0s","resolved":{"common_name":"North America Nebula","dec":44.33,"name":"NGC 7000","ra":314.69583333,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=NGC%207000","source":"sesame","type":"Cl*","type_text":"star cluster"},"summary":"Only 2.8 h above 30\u00b0, 4.0 h above 20\u00b0 \u2014 usable, at high airmass.","terrain":{"available":true,"behind_at":"2028-05-09T14:19:49Z","blocked_dark_hours":0,"clears_at":"2028-05-09T18:21:00Z","rise_az":299.2},"track":[{"above_terrain":true,"airmass":1.59,"alt":38.76,"az":299.2,"t":"2028-05-09T09:00:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.62,"alt":37.95,"az":299.6,"t":"2028-05-09T09:05:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.65,"alt":37.14,"az":300.1,"t":"2028-05-09T09:10:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.68,"alt":36.33,"az":300.6,"t":"2028-05-09T09:15:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.72,"alt":35.53,"az":301.1,"t":"2028-05-09T09:20:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.75,"alt":34.73,"az":301.6,"t":"2028-05-09T09:25:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.79,"alt":33.93,"az":302.1,"t":"2028-05-09T09:30:00Z","terrain":0.06},{"above_terrain":true,"airmass":1.83,"alt":33.14,"az":302.6,"t":"2028-05-09T09:35:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.86,"alt":32.35,"az":303.1,"t":"2028-05-09T09:40:00Z","terrain":-0.22},{"above_terrain":true,"airmass":1.91,"alt":31.57,"az":303.6,"t":"2028-05-09T09:45:00Z","terrain":-0.15},{"above_terrain":true,"airmass":1.95,"alt":30.79,"az":304.1,"t":"2028-05-09T09:50:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.99,"alt":30.02,"az":304.6,"t":"2028-05-09T09:55:00Z","terrain":-0.22},{"above_terrain":true,"airmass":2.04,"alt":29.25,"az":305.2,"t":"2028-05-09T10:00:00Z","terrain":-0.27},{"above_terrain":true,"airmass":2.09,"alt":28.49,"az":305.7,"t":"2028-05-09T10:05:00Z","terrain":-0.21},{"above_terrain":true,"airmass":2.14,"alt":27.73,"az":306.2,"t":"2028-05-09T10:10:00Z","terrain":-0.09},{"above_terrain":true,"airmass":2.2,"alt":26.98,"az":306.8,"t":"2028-05-09T10:15:00Z","terrain":0.1},{"above_terrain":true,"airmass":2.25,"alt":26.23,"az":307.3,"t":"2028-05-09T10:20:00Z","terrain":0.23},{"above_terrain":true,"airmass":2.31,"alt":25.49,"az":307.9,"t":"2028-05-09T10:25:00Z","terrain":0.3},{"above_terrain":true,"airmass":2.38,"alt":24.76,"az":308.4,"t":"2028-05-09T10:30:00Z","terrain":0.25},{"above_terrain":true,"airmass":2.44,"alt":24.03,"az":309.0,"t":"2028-05-09T10:35:00Z","terrain":0.17},{"above_terrain":true,"airmass":2.52,"alt":23.3,"az":309.6,"t":"2028-05-09T10:40:00Z","terrain":0.2},{"above_terrain":true,"airmass":2.59,"alt":22.58,"az":310.2,"t":"2028-05-09T10:45:00Z","terrain":0.24},{"above_terrain":true,"airmass":2.67,"alt":21.87,"az":310.8,"t":"2028-05-09T10:50:00Z","terrain":0.33},{"above_terrain":true,"airmass":2.75,"alt":21.17,"az":311.3,"t":"2028-05-09T10:55:00Z","terrain":0.28},{"above_terrain":true,"airmass":2.84,"alt":20.47,"az":311.9,"t":"2028-05-09T11:00:00Z","terrain":0.15},{"above_terrain":true,"airmass":2.93,"alt":19.77,"az":312.5,"t":"2028-05-09T11:05:00Z","terrain":0.21},{"above_terrain":true,"airmass":3.03,"alt":19.09,"az":313.2,"t":"2028-05-09T11:10:00Z","terrain":0.3},{"above_terrain":true,"airmass":3.14,"alt":18.41,"az":313.8,"t":"2028-05-09T11:15:00Z","terrain":0.42},{"above_terrain":true,"airmass":3.25,"alt":17.74,"az":314.4,"t":"2028-05-09T11:20:00Z","terrain":0.51},{"above_terrain":true,"airmass":3.37,"alt":17.07,"az":315.0,"t":"2028-05-09T11:25:00Z","terrain":0.56},{"above_terrain":true,"airmass":3.5,"alt":16.41,"az":315.7,"t":"2028-05-09T11:30:00Z","terrain":0.51},{"above_terrain":true,"airmass":3.64,"alt":15.76,"az":316.3,"t":"2028-05-09T11:35:00Z","terrain":0.43},{"above_terrain":true,"airmass":3.78,"alt":15.12,"az":316.9,"t":"2028-05-09T11:40:00Z","terrain":0.31},{"above_terrain":true,"airmass":3.94,"alt":14.48,"az":317.6,"t":"2028-05-09T11:45:00Z","terrain":0.32},{"above_terrain":true,"airmass":4.11,"alt":13.86,"az":318.2,"t":"2028-05-09T11:50:00Z","terrain":0.21},{"above_terrain":true,"airmass":4.29,"alt":13.24,"az":318.9,"t":"2028-05-09T11:55:00Z","terrain":-0.1},{"above_terrain":true,"airmass":4.49,"alt":12.63,"az":319.6,"t":"2028-05-09T12:00:00Z","terrain":-0.18},{"above_terrain":true,"airmass":4.7,"alt":12.02,"az":320.3,"t":"2028-05-09T12:05:00Z","terrain":-0.2},{"above_terrain":true,"airmass":4.93,"alt":11.43,"az":320.9,"t":"2028-05-09T12:10:00Z","terrain":-0.2},{"above_terrain":true,"airmass":5.18,"alt":10.84,"az":321.6,"t":"2028-05-09T12:15:00Z","terrain":0.06},{"above_terrain":true,"airmass":5.45,"alt":10.27,"az":322.3,"t":"2028-05-09T12:20:00Z","terrain":0.17},{"above_terrain":true,"airmass":5.75,"alt":9.7,"az":323.0,"t":"2028-05-09T12:25:00Z","terrain":0.07},{"above_terrain":true,"airmass":6.07,"alt":9.14,"az":323.7,"t":"2028-05-09T12:30:00Z","terrain":-0.14},{"above_terrain":true,"airmass":6.42,"alt":8.59,"az":324.5,"t":"2028-05-09T12:35:00Z","terrain":-0.2},{"above_terrain":true,"airmass":6.81,"alt":8.05,"az":325.2,"t":"2028-05-09T12:40:00Z","terrain":-0.2},{"above_terrain":true,"airmass":7.25,"alt":7.53,"az":325.9,"t":"2028-05-09T12:45:00Z","terrain":-0.24},{"above_terrain":true,"airmass":7.72,"alt":7.01,"az":326.6,"t":"2028-05-09T12:50:00Z","terrain":-0.34},{"above_terrain":true,"airmass":8.25,"alt":6.5,"az":327.4,"t":"2028-05-09T12:55:00Z","terrain":-0.33},{"above_terrain":true,"airmass":8.85,"alt":6.0,"az":328.1,"t":"2028-05-09T13:00:00Z","terrain":-0.22},{"above_terrain":true,"airmass":9.51,"alt":5.51,"az":328.9,"t":"2028-05-09T13:05:00Z","terrain":-0.14},{"above_terrain":true,"airmass":10.26,"alt":5.03,"az":329.6,"t":"2028-05-09T13:10:00Z","terrain":-0.27},{"above_terrain":true,"airmass":11.1,"alt":4.56,"az":330.4,"t":"2028-05-09T13:15:00Z","terrain":-0.37},{"above_terrain":true,"airmass":12.06,"alt":4.11,"az":331.2,"t":"2028-05-09T13:20:00Z","terrain":-0.34},{"above_terrain":true,"airmass":13.15,"alt":3.66,"az":332.0,"t":"2028-05-09T13:25:00Z","terrain":-0.15},{"above_terrain":true,"airmass":14.41,"alt":3.23,"az":332.7,"t":"2028-05-09T13:30:00Z","terrain":-0.13},{"above_terrain":true,"airmass":15.85,"alt":2.8,"az":333.5,"t":"2028-05-09T13:35:00Z","terrain":-0.18},{"above_terrain":true,"airmass":17.53,"alt":2.39,"az":334.3,"t":"2028-05-09T13:40:00Z","terrain":-0.35},{"above_terrain":true,"airmass":19.48,"alt":1.99,"az":335.1,"t":"2028-05-09T13:45:00Z","terrain":-0.62},{"above_terrain":true,"airmass":21.75,"alt":1.6,"az":335.9,"t":"2028-05-09T13:50:00Z","terrain":-0.81},{"above_terrain":true,"airmass":24.42,"alt":1.23,"az":336.7,"t":"2028-05-09T13:55:00Z","terrain":-0.76},{"above_terrain":true,"airmass":27.54,"alt":0.86,"az":337.6,"t":"2028-05-09T14:00:00Z","terrain":-0.58},{"above_terrain":true,"airmass":31.19,"alt":0.51,"az":338.4,"t":"2028-05-09T14:05:00Z","terrain":-0.58},{"above_terrain":true,"airmass":35.42,"alt":0.18,"az":339.2,"t":"2028-05-09T14:10:00Z","terrain":-0.7},{"above_terrain":true,"airmass":null,"alt":-0.15,"az":340.1,"t":"2028-05-09T14:15:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-0.46,"az":340.9,"t":"2028-05-09T14:20:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-0.76,"az":341.7,"t":"2028-05-09T14:25:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-1.05,"az":342.6,"t":"2028-05-09T14:30:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-1.32,"az":343.4,"t":"2028-05-09T14:35:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-1.58,"az":344.3,"t":"2028-05-09T14:40:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-1.83,"az":345.2,"t":"2028-05-09T14:45:00Z","terrain":-0.42},{"above_terrain":false,"airmass":null,"alt":-2.06,"az":346.0,"t":"2028-05-09T14:50:00Z","terrain":-0.55},{"above_terrain":false,"airmass":null,"alt":-2.28,"az":346.9,"t":"2028-05-09T14:55:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-2.49,"az":347.8,"t":"2028-05-09T15:00:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-2.68,"az":348.6,"t":"2028-05-09T15:05:00Z","terrain":-0.05},{"above_terrain":false,"airmass":null,"alt":-2.86,"az":349.5,"t":"2028-05-09T15:10:00Z","terrain":0.07},{"above_terrain":false,"airmass":null,"alt":-3.02,"az":350.4,"t":"2028-05-09T15:15:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-3.17,"az":351.3,"t":"2028-05-09T15:20:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-3.3,"az":352.2,"t":"2028-05-09T15:25:00Z","terrain":0.31},{"above_terrain":false,"airmass":null,"alt":-3.42,"az":353.0,"t":"2028-05-09T15:30:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-3.53,"az":353.9,"t":"2028-05-09T15:35:00Z","terrain":0.61},{"above_terrain":false,"airmass":null,"alt":-3.62,"az":354.8,"t":"2028-05-09T15:40:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.7,"az":355.7,"t":"2028-05-09T15:45:00Z","terrain":0.71},{"above_terrain":false,"airmass":null,"alt":-3.76,"az":356.6,"t":"2028-05-09T15:50:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-3.81,"az":357.5,"t":"2028-05-09T15:55:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-3.84,"az":358.4,"t":"2028-05-09T16:00:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.86,"az":359.3,"t":"2028-05-09T16:05:00Z","terrain":0.58},{"above_terrain":false,"airmass":null,"alt":-3.87,"az":0.2,"t":"2028-05-09T16:10:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-3.85,"az":1.1,"t":"2028-05-09T16:15:00Z","terrain":0.34},{"above_terrain":false,"airmass":null,"alt":-3.83,"az":2.0,"t":"2028-05-09T16:20:00Z","terrain":0.12},{"above_terrain":false,"airmass":null,"alt":-3.79,"az":2.9,"t":"2028-05-09T16:25:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-3.73,"az":3.8,"t":"2028-05-09T16:30:00Z","terrain":-0.25},{"above_terrain":false,"airmass":null,"alt":-3.67,"az":4.7,"t":"2028-05-09T16:35:00Z","terrain":-0.38},{"above_terrain":false,"airmass":null,"alt":-3.58,"az":5.6,"t":"2028-05-09T16:40:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-3.48,"az":6.5,"t":"2028-05-09T16:45:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-3.37,"az":7.4,"t":"2028-05-09T16:50:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-3.24,"az":8.2,"t":"2028-05-09T16:55:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-3.1,"az":9.1,"t":"2028-05-09T17:00:00Z","terrain":-0.65},{"above_terrain":false,"airmass":null,"alt":-2.95,"az":10.0,"t":"2028-05-09T17:05:00Z","terrain":-0.6},{"above_terrain":false,"airmass":null,"alt":-2.78,"az":10.9,"t":"2028-05-09T17:10:00Z","terrain":-0.42},{"above_terrain":false,"airmass":null,"alt":-2.59,"az":11.8,"t":"2028-05-09T17:15:00Z","terrain":-0.23},{"above_terrain":false,"airmass":null,"alt":-2.4,"az":12.6,"t":"2028-05-09T17:20:00Z","terrain":-0.11},{"above_terrain":false,"airmass":null,"alt":-2.18,"az":13.5,"t":"2028-05-09T17:25:00Z","terrain":0.01},{"above_terrain":false,"airmass":null,"alt":-1.96,"az":14.4,"t":"2028-05-09T17:30:00Z","terrain":0.21},{"above_terrain":false,"airmass":null,"alt":-1.72,"az":15.2,"t":"2028-05-09T17:35:00Z","terrain":0.43},{"above_terrain":false,"airmass":null,"alt":-1.47,"az":16.1,"t":"2028-05-09T17:40:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-1.2,"az":17.0,"t":"2028-05-09T17:45:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-0.92,"az":17.8,"t":"2028-05-09T17:50:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-0.63,"az":18.6,"t":"2028-05-09T17:55:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-0.32,"az":19.5,"t":"2028-05-09T18:00:00Z","terrain":0.64},{"above_terrain":false,"airmass":null,"alt":-0.0,"az":20.3,"t":"2028-05-09T18:05:00Z","terrain":0.68},{"above_terrain":false,"airmass":33.42,"alt":0.33,"az":21.2,"t":"2028-05-09T18:10:00Z","terrain":0.74},{"above_terrain":false,"airmass":29.46,"alt":0.67,"az":22.0,"t":"2028-05-09T18:15:00Z","terrain":0.99},{"above_terrain":false,"airmass":26.06,"alt":1.03,"az":22.8,"t":"2028-05-09T18:20:00Z","terrain":1.13},{"above_terrain":true,"airmass":23.15,"alt":1.4,"az":23.6,"t":"2028-05-09T18:25:00Z","terrain":1.01},{"above_terrain":true,"airmass":20.67,"alt":1.78,"az":24.4,"t":"2028-05-09T18:30:00Z","terrain":1.05},{"above_terrain":true,"airmass":18.55,"alt":2.17,"az":25.2,"t":"2028-05-09T18:35:00Z","terrain":1.25},{"above_terrain":true,"airmass":16.74,"alt":2.58,"az":26.0,"t":"2028-05-09T18:40:00Z","terrain":1.34},{"above_terrain":true,"airmass":15.17,"alt":2.99,"az":26.8,"t":"2028-05-09T18:45:00Z","terrain":1.29},{"above_terrain":true,"airmass":13.82,"alt":3.42,"az":27.6,"t":"2028-05-09T18:50:00Z","terrain":1.22},{"above_terrain":true,"airmass":12.64,"alt":3.86,"az":28.4,"t":"2028-05-09T18:55:00Z","terrain":1.11},{"above_terrain":true,"airmass":11.61,"alt":4.31,"az":29.2,"t":"2028-05-09T19:00:00Z","terrain":1.03},{"above_terrain":true,"airmass":10.7,"alt":4.77,"az":29.9,"t":"2028-05-09T19:05:00Z","terrain":1.14},{"above_terrain":true,"airmass":9.91,"alt":5.25,"az":30.7,"t":"2028-05-09T19:10:00Z","terrain":1.26},{"above_terrain":true,"airmass":9.2,"alt":5.73,"az":31.5,"t":"2028-05-09T19:15:00Z","terrain":1.32},{"above_terrain":true,"airmass":8.57,"alt":6.22,"az":32.2,"t":"2028-05-09T19:20:00Z","terrain":1.26},{"above_terrain":true,"airmass":8.0,"alt":6.73,"az":33.0,"t":"2028-05-09T19:25:00Z","terrain":1.01},{"above_terrain":true,"airmass":7.5,"alt":7.24,"az":33.7,"t":"2028-05-09T19:30:00Z","terrain":0.6},{"above_terrain":true,"airmass":7.04,"alt":7.77,"az":34.4,"t":"2028-05-09T19:35:00Z","terrain":0.27},{"above_terrain":true,"airmass":6.63,"alt":8.3,"az":35.1,"t":"2028-05-09T19:40:00Z","terrain":0.05},{"above_terrain":true,"airmass":6.26,"alt":8.84,"az":35.9,"t":"2028-05-09T19:45:00Z","terrain":0.03},{"above_terrain":true,"airmass":5.92,"alt":9.4,"az":36.6,"t":"2028-05-09T19:50:00Z","terrain":-0.04},{"above_terrain":true,"airmass":5.61,"alt":9.96,"az":37.3,"t":"2028-05-09T19:55:00Z","terrain":-0.12},{"above_terrain":true,"airmass":5.32,"alt":10.53,"az":38.0,"t":"2028-05-09T20:00:00Z","terrain":-0.21},{"above_terrain":true,"airmass":5.06,"alt":11.11,"az":38.7,"t":"2028-05-09T20:05:00Z","terrain":-0.18},{"above_terrain":true,"airmass":4.82,"alt":11.7,"az":39.4,"t":"2028-05-09T20:10:00Z","terrain":-0.12},{"above_terrain":true,"airmass":4.6,"alt":12.3,"az":40.0,"t":"2028-05-09T20:15:00Z","terrain":-0.05},{"above_terrain":true,"airmass":4.4,"alt":12.9,"az":40.7,"t":"2028-05-09T20:20:00Z","terrain":0.0},{"above_terrain":true,"airmass":4.21,"alt":13.52,"az":41.4,"t":"2028-05-09T20:25:00Z","terrain":0.06},{"above_terrain":true,"airmass":4.03,"alt":14.14,"az":42.1,"t":"2028-05-09T20:30:00Z","terrain":0.13},{"above_terrain":true,"airmass":3.87,"alt":14.77,"az":42.7,"t":"2028-05-09T20:35:00Z","terrain":0.21},{"above_terrain":true,"airmass":3.72,"alt":15.41,"az":43.4,"t":"2028-05-09T20:40:00Z","terrain":0.31},{"above_terrain":true,"airmass":3.57,"alt":16.06,"az":44.0,"t":"2028-05-09T20:45:00Z","terrain":0.41},{"above_terrain":true,"airmass":3.44,"alt":16.71,"az":44.6,"t":"2028-05-09T20:50:00Z","terrain":0.52},{"above_terrain":true,"airmass":3.32,"alt":17.37,"az":45.3,"t":"2028-05-09T20:55:00Z","terrain":0.6},{"above_terrain":true,"airmass":3.2,"alt":18.04,"az":45.9,"t":"2028-05-09T21:00:00Z","terrain":0.66},{"above_terrain":true,"airmass":3.09,"alt":18.72,"az":46.5,"t":"2028-05-09T21:05:00Z","terrain":0.64},{"above_terrain":true,"airmass":2.99,"alt":19.4,"az":47.1,"t":"2028-05-09T21:10:00Z","terrain":0.6},{"above_terrain":true,"airmass":2.89,"alt":20.09,"az":47.7,"t":"2028-05-09T21:15:00Z","terrain":0.55},{"above_terrain":true,"airmass":2.8,"alt":20.78,"az":48.3,"t":"2028-05-09T21:20:00Z","terrain":0.49},{"above_terrain":true,"airmass":2.71,"alt":21.49,"az":48.9,"t":"2028-05-09T21:25:00Z","terrain":0.42},{"above_terrain":true,"airmass":2.63,"alt":22.2,"az":49.5,"t":"2028-05-09T21:30:00Z","terrain":0.4},{"above_terrain":true,"airmass":2.56,"alt":22.91,"az":50.1,"t":"2028-05-09T21:35:00Z","terrain":0.41},{"above_terrain":true,"airmass":2.48,"alt":23.63,"az":50.7,"t":"2028-05-09T21:40:00Z","terrain":0.49},{"above_terrain":true,"airmass":2.41,"alt":24.36,"az":51.2,"t":"2028-05-09T21:45:00Z","terrain":0.55},{"above_terrain":true,"airmass":2.35,"alt":25.09,"az":51.8,"t":"2028-05-09T21:50:00Z","terrain":0.61},{"above_terrain":true,"airmass":2.29,"alt":25.83,"az":52.4,"t":"2028-05-09T21:55:00Z","terrain":0.71},{"above_terrain":true,"airmass":2.23,"alt":26.57,"az":52.9,"t":"2028-05-09T22:00:00Z","terrain":0.82},{"above_terrain":true,"airmass":2.17,"alt":27.32,"az":53.5,"t":"2028-05-09T22:05:00Z","terrain":0.92},{"above_terrain":true,"airmass":2.12,"alt":28.08,"az":54.0,"t":"2028-05-09T22:10:00Z","terrain":1.0},{"above_terrain":true,"airmass":2.07,"alt":28.84,"az":54.6,"t":"2028-05-09T22:15:00Z","terrain":1.04},{"above_terrain":true,"airmass":2.02,"alt":29.6,"az":55.1,"t":"2028-05-09T22:20:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.97,"alt":30.37,"az":55.6,"t":"2028-05-09T22:25:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.93,"alt":31.15,"az":56.1,"t":"2028-05-09T22:30:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.89,"alt":31.93,"az":56.6,"t":"2028-05-09T22:35:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.85,"alt":32.71,"az":57.2,"t":"2028-05-09T22:40:00Z","terrain":1.1},{"above_terrain":true,"airmass":1.81,"alt":33.5,"az":57.7,"t":"2028-05-09T22:45:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.77,"alt":34.29,"az":58.2,"t":"2028-05-09T22:50:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.74,"alt":35.09,"az":58.7,"t":"2028-05-09T22:55:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.7,"alt":35.89,"az":59.1,"t":"2028-05-09T23:00:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.67,"alt":36.7,"az":59.6,"t":"2028-05-09T23:05:00Z","terrain":1.18},{"above_terrain":true,"airmass":1.64,"alt":37.51,"az":60.1,"t":"2028-05-09T23:10:00Z","terrain":1.16},{"above_terrain":true,"airmass":1.61,"alt":38.32,"az":60.6,"t":"2028-05-09T23:15:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.58,"alt":39.14,"az":61.0,"t":"2028-05-09T23:20:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.55,"alt":39.96,"az":61.5,"t":"2028-05-09T23:25:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.53,"alt":40.78,"az":62.0,"t":"2028-05-09T23:30:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.5,"alt":41.61,"az":62.4,"t":"2028-05-09T23:35:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.48,"alt":42.44,"az":62.9,"t":"2028-05-09T23:40:00Z","terrain":0.92},{"above_terrain":true,"airmass":1.46,"alt":43.28,"az":63.3,"t":"2028-05-09T23:45:00Z","terrain":0.87},{"above_terrain":true,"airmass":1.43,"alt":44.11,"az":63.7,"t":"2028-05-09T23:50:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.41,"alt":44.95,"az":64.2,"t":"2028-05-09T23:55:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.39,"alt":45.8,"az":64.6,"t":"2028-05-10T00:00:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.37,"alt":46.64,"az":65.0,"t":"2028-05-10T00:05:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.36,"alt":47.49,"az":65.4,"t":"2028-05-10T00:10:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.34,"alt":48.35,"az":65.8,"t":"2028-05-10T00:15:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.32,"alt":49.2,"az":66.2,"t":"2028-05-10T00:20:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.3,"alt":50.06,"az":66.6,"t":"2028-05-10T00:25:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.29,"alt":50.92,"az":67.0,"t":"2028-05-10T00:30:00Z","terrain":0.93},{"above_terrain":true,"airmass":1.27,"alt":51.78,"az":67.4,"t":"2028-05-10T00:35:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.26,"alt":52.65,"az":67.8,"t":"2028-05-10T00:40:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.24,"alt":53.52,"az":68.1,"t":"2028-05-10T00:45:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.23,"alt":54.39,"az":68.5,"t":"2028-05-10T00:50:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.22,"alt":55.26,"az":68.8,"t":"2028-05-10T00:55:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.2,"alt":56.13,"az":69.2,"t":"2028-05-10T01:00:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.19,"alt":57.01,"az":69.5,"t":"2028-05-10T01:05:00Z","terrain":1.14},{"above_terrain":true,"airmass":1.18,"alt":57.89,"az":69.8,"t":"2028-05-10T01:10:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.17,"alt":58.76,"az":70.2,"t":"2028-05-10T01:15:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.16,"alt":59.65,"az":70.5,"t":"2028-05-10T01:20:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.15,"alt":60.53,"az":70.8,"t":"2028-05-10T01:25:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.14,"alt":61.41,"az":71.0,"t":"2028-05-10T01:30:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.13,"alt":62.3,"az":71.3,"t":"2028-05-10T01:35:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.12,"alt":63.19,"az":71.6,"t":"2028-05-10T01:40:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.11,"alt":64.07,"az":71.8,"t":"2028-05-10T01:45:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.1,"alt":64.96,"az":72.0,"t":"2028-05-10T01:50:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.1,"alt":65.86,"az":72.2,"t":"2028-05-10T01:55:00Z","terrain":1.15},{"above_terrain":true,"airmass":1.09,"alt":66.75,"az":72.4,"t":"2028-05-10T02:00:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.08,"alt":67.64,"az":72.6,"t":"2028-05-10T02:05:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.07,"alt":68.53,"az":72.7,"t":"2028-05-10T02:10:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.07,"alt":69.43,"az":72.8,"t":"2028-05-10T02:15:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.06,"alt":70.32,"az":72.9,"t":"2028-05-10T02:20:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.06,"alt":71.22,"az":73.0,"t":"2028-05-10T02:25:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.05,"alt":72.11,"az":73.0,"t":"2028-05-10T02:30:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.05,"alt":73.01,"az":72.9,"t":"2028-05-10T02:35:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.04,"alt":73.9,"az":72.8,"t":"2028-05-10T02:40:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.04,"alt":74.79,"az":72.7,"t":"2028-05-10T02:45:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.03,"alt":75.69,"az":72.4,"t":"2028-05-10T02:50:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.03,"alt":76.58,"az":72.1,"t":"2028-05-10T02:55:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.02,"alt":77.47,"az":71.7,"t":"2028-05-10T03:00:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.02,"alt":78.36,"az":71.1,"t":"2028-05-10T03:05:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.02,"alt":79.24,"az":70.4,"t":"2028-05-10T03:10:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.01,"alt":80.12,"az":69.5,"t":"2028-05-10T03:15:00Z","terrain":1.13},{"above_terrain":true,"airmass":1.01,"alt":80.99,"az":68.3,"t":"2028-05-10T03:20:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.01,"alt":81.86,"az":66.8,"t":"2028-05-10T03:25:00Z","terrain":0.91},{"above_terrain":true,"airmass":1.01,"alt":82.71,"az":64.8,"t":"2028-05-10T03:30:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.01,"alt":83.55,"az":62.1,"t":"2028-05-10T03:35:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.0,"alt":84.36,"az":58.6,"t":"2028-05-10T03:40:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.0,"alt":85.14,"az":53.7,"t":"2028-05-10T03:45:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.0,"alt":85.86,"az":47.0,"t":"2028-05-10T03:50:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.0,"alt":86.49,"az":37.4,"t":"2028-05-10T03:55:00Z","terrain":-0.14},{"above_terrain":true,"airmass":1.0,"alt":86.98,"az":24.1,"t":"2028-05-10T04:00:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.0,"alt":87.23,"az":7.0,"t":"2028-05-10T04:05:00Z","terrain":-0.41},{"above_terrain":true,"airmass":1.0,"alt":87.19,"az":348.6,"t":"2028-05-10T04:10:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.0,"alt":86.88,"az":332.3,"t":"2028-05-10T04:15:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.0,"alt":86.35,"az":320.0,"t":"2028-05-10T04:20:00Z","terrain":-0.2},{"above_terrain":true,"airmass":1.0,"alt":85.69,"az":311.2,"t":"2028-05-10T04:25:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.0,"alt":84.96,"az":305.0,"t":"2028-05-10T04:30:00Z","terrain":-0.28},{"above_terrain":true,"airmass":1.0,"alt":84.17,"az":300.5,"t":"2028-05-10T04:35:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.01,"alt":83.35,"az":297.2,"t":"2028-05-10T04:40:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.01,"alt":82.51,"az":294.7,"t":"2028-05-10T04:45:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.01,"alt":81.65,"az":292.8,"t":"2028-05-10T04:50:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.01,"alt":80.78,"az":291.4,"t":"2028-05-10T04:55:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.02,"alt":79.91,"az":290.3,"t":"2028-05-10T05:00:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.02,"alt":79.03,"az":289.4,"t":"2028-05-10T05:05:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.02,"alt":78.14,"az":288.7,"t":"2028-05-10T05:10:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.02,"alt":77.25,"az":288.2,"t":"2028-05-10T05:15:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.03,"alt":76.36,"az":287.8,"t":"2028-05-10T05:20:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.03,"alt":75.47,"az":287.5,"t":"2028-05-10T05:25:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.04,"alt":74.58,"az":287.3,"t":"2028-05-10T05:30:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.04,"alt":73.68,"az":287.1,"t":"2028-05-10T05:35:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.05,"alt":72.79,"az":287.1,"t":"2028-05-10T05:40:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.05,"alt":71.89,"az":287.0,"t":"2028-05-10T05:45:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.06,"alt":71.0,"az":287.0,"t":"2028-05-10T05:50:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.06,"alt":70.11,"az":287.1,"t":"2028-05-10T05:55:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.07,"alt":69.21,"az":287.2,"t":"2028-05-10T06:00:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.08,"alt":68.32,"az":287.3,"t":"2028-05-10T06:05:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.08,"alt":67.42,"az":287.5,"t":"2028-05-10T06:10:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.09,"alt":66.53,"az":287.6,"t":"2028-05-10T06:15:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.1,"alt":65.64,"az":287.8,"t":"2028-05-10T06:20:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.11,"alt":64.75,"az":288.0,"t":"2028-05-10T06:25:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.11,"alt":63.86,"az":288.3,"t":"2028-05-10T06:30:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.12,"alt":62.97,"az":288.5,"t":"2028-05-10T06:35:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.13,"alt":62.08,"az":288.8,"t":"2028-05-10T06:40:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.14,"alt":61.2,"az":289.0,"t":"2028-05-10T06:45:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.15,"alt":60.32,"az":289.3,"t":"2028-05-10T06:50:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.16,"alt":59.43,"az":289.6,"t":"2028-05-10T06:55:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.17,"alt":58.55,"az":289.9,"t":"2028-05-10T07:00:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.18,"alt":57.67,"az":290.2,"t":"2028-05-10T07:05:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.19,"alt":56.8,"az":290.6,"t":"2028-05-10T07:10:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.21,"alt":55.92,"az":290.9,"t":"2028-05-10T07:15:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.22,"alt":55.05,"az":291.2,"t":"2028-05-10T07:20:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.23,"alt":54.18,"az":291.6,"t":"2028-05-10T07:25:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.25,"alt":53.31,"az":292.0,"t":"2028-05-10T07:30:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.26,"alt":52.44,"az":292.3,"t":"2028-05-10T07:35:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.28,"alt":51.57,"az":292.7,"t":"2028-05-10T07:40:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.29,"alt":50.71,"az":293.1,"t":"2028-05-10T07:45:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.31,"alt":49.85,"az":293.5,"t":"2028-05-10T07:50:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.32,"alt":49.0,"az":293.9,"t":"2028-05-10T07:55:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.34,"alt":48.14,"az":294.3,"t":"2028-05-10T08:00:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.36,"alt":47.29,"az":294.7,"t":"2028-05-10T08:05:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.38,"alt":46.44,"az":295.1,"t":"2028-05-10T08:10:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.4,"alt":45.59,"az":295.5,"t":"2028-05-10T08:15:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.42,"alt":44.75,"az":295.9,"t":"2028-05-10T08:20:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.44,"alt":43.91,"az":296.4,"t":"2028-05-10T08:25:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.46,"alt":43.07,"az":296.8,"t":"2028-05-10T08:30:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.49,"alt":42.24,"az":297.2,"t":"2028-05-10T08:35:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.51,"alt":41.41,"az":297.7,"t":"2028-05-10T08:40:00Z","terrain":0.16},{"above_terrain":true,"airmass":1.53,"alt":40.58,"az":298.1,"t":"2028-05-10T08:45:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.56,"alt":39.76,"az":298.6,"t":"2028-05-10T08:50:00Z","terrain":0.15},{"above_terrain":true,"airmass":1.59,"alt":38.94,"az":299.1,"t":"2028-05-10T08:55:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.62,"alt":38.12,"az":299.5,"t":"2028-05-10T09:00:00Z","terrain":0.28}],"transit":{"airmass":1.0,"alt":87.2,"az":7.0,"t":"2028-05-10T04:05:00Z"},"usable_hours":4.0,"verdict":"marginal","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."]}