{"assessment":{"best_window":{"end":"2030-05-12T01:15Z","end_local":"04:15","hours":3.33,"label":"good","mean_quality":0.85,"start":"2030-05-11T21:55Z","start_local":"00:55"},"cost":{"altitude":2.96,"clouds":0.0,"darkness":1.4,"moon":0.11},"formula":"astronomy = 100 * min(1, sky_hours / reference_hours) * peak_sky; overall = astronomy * score_weather / 100 (null when the weather is unknown)","hard_limit":null,"headline":"Astronomically worth it \u2014 weather unknown","hourly":[{"alt":0,"cloud":null,"high":null,"iso":"2030-05-11T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":52,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"21:00","wind":null},{"alt":5,"cloud":null,"high":null,"iso":"2030-05-11T19:00Z","label":"unusable","low":null,"mid":null,"moon_alt":47,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"22:00","wind":null},{"alt":11,"cloud":null,"high":null,"iso":"2030-05-11T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":38,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":19,"cloud":null,"high":null,"iso":"2030-05-11T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":29,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":27,"cloud":null,"high":null,"iso":"2030-05-11T22:00Z","label":"good","low":null,"mid":null,"moon_alt":18,"precip":null,"q":0.65,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":37,"cloud":null,"high":null,"iso":"2030-05-11T23:00Z","label":"good","low":null,"mid":null,"moon_alt":7,"precip":null,"q":0.8,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":47,"cloud":null,"high":null,"iso":"2030-05-12T00:00Z","label":"good","low":null,"mid":null,"moon_alt":-4,"precip":null,"q":0.91,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":57,"cloud":null,"high":null,"iso":"2030-05-12T01:00Z","label":"good","low":null,"mid":null,"moon_alt":-15,"precip":null,"q":0.98,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":68,"cloud":null,"high":null,"iso":"2030-05-12T02:00Z","label":"poor","low":null,"mid":null,"moon_alt":-25,"precip":null,"q":0.15,"rh":null,"sky":"nautical twilight","temp":null,"time":"05:00","wind":null},{"alt":79,"cloud":null,"high":null,"iso":"2030-05-12T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-34,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"06:00","wind":null}],"peak_quality":0.99,"peak_sky":0.99,"quality_hours":3.63,"reasons":["the target being low or below 20\u00b0 cost 3.0 quality-hours","daylight and twilight cost 1.4 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":90,"score_weather":null,"sky_hours":3.63,"verdict":"unknown","verdict_astronomy":"good","weather_known":false,"windows":[{"end":"2030-05-11T21:10Z","end_local":"00:10","hours":3.75,"label":"unusable","mean_quality":0.0,"start":"2030-05-11T17:25Z","start_local":"20:25"},{"end":"2030-05-11T21:55Z","end_local":"00:55","hours":0.75,"label":"marginal","mean_quality":0.48,"start":"2030-05-11T21:10Z","start_local":"00:10"},{"end":"2030-05-12T01:15Z","end_local":"04:15","hours":3.33,"label":"good","mean_quality":0.85,"start":"2030-05-11T21:55Z","start_local":"00:55"},{"end":"2030-05-12T01:55Z","end_local":"04:55","hours":0.67,"label":"marginal","mean_quality":0.5,"start":"2030-05-12T01:15Z","start_local":"04:15"},{"end":"2030-05-12T02:35Z","end_local":"05:35","hours":0.67,"label":"poor","mean_quality":0.15,"start":"2030-05-12T01:55Z","start_local":"04:55"},{"end":"2030-05-12T03:05Z","end_local":"06:05","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2030-05-12T02:35Z","start_local":"05:35"}]},"calculation_version":"2026-10-10.1","forecast":[],"forecast_source":"none","forecast_updated_at":null,"limits":{"good_alt":30.0,"usable_alt":20.0},"night":{"dark_from":"2030-05-11T19:23:27Z","dark_hours":5.79,"dark_to":"2030-05-12T01:11:01Z","moon":{"illumination":0.627,"phase":"waxing gibbous","waxing":true},"moon_free_dark_hours":1.55,"moonrise":"2030-05-11T10:44:51Z","moonset":"2030-05-11T23:37:27Z","sunrise":"2030-05-12T03:04:42Z","sunset":"2030-05-11T17:29:45Z","twilight":{"astronomical":{"end":"2030-05-11T19:23:27Z","start":"2030-05-12T01:11:01Z"},"civil":{"end":"2030-05-11T18:01:08Z","start":"2030-05-12T02:33:20Z"},"nautical":{"end":"2030-05-11T18:40:03Z","start":"2030-05-12T01:54:25Z"}},"window_end":"2030-05-12T09:00:00Z","window_start":"2030-05-11T09:00:00Z"},"night_date":"2030-05-11","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.17,"alt":58.9,"t":"2030-05-12T01:10:00Z"},"dec":44.25788576,"dec_of_date":44.3771,"dec_str":"+44\u00b0 15' 28.4\"","good_hours":2.92,"limit_rise":"2030-05-11T21:08:52Z","limit_set":"2030-05-11T10:57:17Z","max_az_rate_deg_per_min":3.76,"moon_separation":127.7,"never_rises":false,"ra":314.72388973,"ra_of_date":314.9959,"ra_str":"20h 58m 53.7s","resolved":{"dec":44.25788576,"name":"EM* LkHA 190","ra":314.72388973,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=V1057%20Cyg","source":"sesame","spectral_type":"F7/G3I/IIe","type":"Or*","type_text":"Orion-type variable \u2014 a young, erupting star","vmag":12.33},"summary":"Only 2.9 h above 30\u00b0, 4.1 h above 20\u00b0 \u2014 usable, at high airmass.","terrain":{"available":true,"behind_at":"2030-05-11T14:13:18Z","blocked_dark_hours":0,"clears_at":"2030-05-11T18:16:08Z","rise_az":299.6},"track":[{"above_terrain":true,"airmass":1.63,"alt":37.8,"az":299.6,"t":"2030-05-11T09:00:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.66,"alt":36.98,"az":300.1,"t":"2030-05-11T09:05:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.69,"alt":36.18,"az":300.6,"t":"2030-05-11T09:10:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.72,"alt":35.37,"az":301.1,"t":"2030-05-11T09:15:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.76,"alt":34.57,"az":301.6,"t":"2030-05-11T09:20:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.79,"alt":33.78,"az":302.1,"t":"2030-05-11T09:25:00Z","terrain":0.06},{"above_terrain":true,"airmass":1.83,"alt":32.99,"az":302.6,"t":"2030-05-11T09:30:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.87,"alt":32.2,"az":303.1,"t":"2030-05-11T09:35:00Z","terrain":-0.22},{"above_terrain":true,"airmass":1.91,"alt":31.42,"az":303.6,"t":"2030-05-11T09:40:00Z","terrain":-0.15},{"above_terrain":true,"airmass":1.96,"alt":30.64,"az":304.1,"t":"2030-05-11T09:45:00Z","terrain":-0.12},{"above_terrain":true,"airmass":2.0,"alt":29.87,"az":304.6,"t":"2030-05-11T09:50:00Z","terrain":-0.22},{"above_terrain":true,"airmass":2.05,"alt":29.1,"az":305.2,"t":"2030-05-11T09:55:00Z","terrain":-0.27},{"above_terrain":true,"airmass":2.1,"alt":28.34,"az":305.7,"t":"2030-05-11T10:00:00Z","terrain":-0.2},{"above_terrain":true,"airmass":2.15,"alt":27.58,"az":306.3,"t":"2030-05-11T10:05:00Z","terrain":-0.08},{"above_terrain":true,"airmass":2.21,"alt":26.83,"az":306.8,"t":"2030-05-11T10:10:00Z","terrain":0.11},{"above_terrain":true,"airmass":2.27,"alt":26.08,"az":307.4,"t":"2030-05-11T10:15:00Z","terrain":0.23},{"above_terrain":true,"airmass":2.33,"alt":25.34,"az":307.9,"t":"2030-05-11T10:20:00Z","terrain":0.31},{"above_terrain":true,"airmass":2.39,"alt":24.61,"az":308.5,"t":"2030-05-11T10:25:00Z","terrain":0.25},{"above_terrain":true,"airmass":2.46,"alt":23.88,"az":309.0,"t":"2030-05-11T10:30:00Z","terrain":0.17},{"above_terrain":true,"airmass":2.53,"alt":23.15,"az":309.6,"t":"2030-05-11T10:35:00Z","terrain":0.2},{"above_terrain":true,"airmass":2.61,"alt":22.43,"az":310.2,"t":"2030-05-11T10:40:00Z","terrain":0.25},{"above_terrain":true,"airmass":2.69,"alt":21.72,"az":310.8,"t":"2030-05-11T10:45:00Z","terrain":0.33},{"above_terrain":true,"airmass":2.77,"alt":21.02,"az":311.4,"t":"2030-05-11T10:50:00Z","terrain":0.28},{"above_terrain":true,"airmass":2.86,"alt":20.32,"az":312.0,"t":"2030-05-11T10:55:00Z","terrain":0.14},{"above_terrain":true,"airmass":2.96,"alt":19.63,"az":312.6,"t":"2030-05-11T11:00:00Z","terrain":0.22},{"above_terrain":true,"airmass":3.06,"alt":18.94,"az":313.2,"t":"2030-05-11T11:05:00Z","terrain":0.31},{"above_terrain":true,"airmass":3.16,"alt":18.26,"az":313.8,"t":"2030-05-11T11:10:00Z","terrain":0.43},{"above_terrain":true,"airmass":3.28,"alt":17.59,"az":314.4,"t":"2030-05-11T11:15:00Z","terrain":0.51},{"above_terrain":true,"airmass":3.4,"alt":16.92,"az":315.1,"t":"2030-05-11T11:20:00Z","terrain":0.55},{"above_terrain":true,"airmass":3.53,"alt":16.27,"az":315.7,"t":"2030-05-11T11:25:00Z","terrain":0.5},{"above_terrain":true,"airmass":3.67,"alt":15.62,"az":316.3,"t":"2030-05-11T11:30:00Z","terrain":0.42},{"above_terrain":true,"airmass":3.82,"alt":14.98,"az":317.0,"t":"2030-05-11T11:35:00Z","terrain":0.3},{"above_terrain":true,"airmass":3.98,"alt":14.34,"az":317.6,"t":"2030-05-11T11:40:00Z","terrain":0.32},{"above_terrain":true,"airmass":4.15,"alt":13.71,"az":318.3,"t":"2030-05-11T11:45:00Z","terrain":0.19},{"above_terrain":true,"airmass":4.34,"alt":13.1,"az":319.0,"t":"2030-05-11T11:50:00Z","terrain":-0.13},{"above_terrain":true,"airmass":4.54,"alt":12.49,"az":319.6,"t":"2030-05-11T11:55:00Z","terrain":-0.18},{"above_terrain":true,"airmass":4.75,"alt":11.88,"az":320.3,"t":"2030-05-11T12:00:00Z","terrain":-0.2},{"above_terrain":true,"airmass":4.99,"alt":11.29,"az":321.0,"t":"2030-05-11T12:05:00Z","terrain":-0.2},{"above_terrain":true,"airmass":5.24,"alt":10.71,"az":321.7,"t":"2030-05-11T12:10:00Z","terrain":0.09},{"above_terrain":true,"airmass":5.52,"alt":10.13,"az":322.4,"t":"2030-05-11T12:15:00Z","terrain":0.16},{"above_terrain":true,"airmass":5.82,"alt":9.56,"az":323.1,"t":"2030-05-11T12:20:00Z","terrain":0.05},{"above_terrain":true,"airmass":6.15,"alt":9.01,"az":323.8,"t":"2030-05-11T12:25:00Z","terrain":-0.16},{"above_terrain":true,"airmass":6.52,"alt":8.46,"az":324.5,"t":"2030-05-11T12:30:00Z","terrain":-0.2},{"above_terrain":true,"airmass":6.92,"alt":7.92,"az":325.3,"t":"2030-05-11T12:35:00Z","terrain":-0.2},{"above_terrain":true,"airmass":7.36,"alt":7.39,"az":326.0,"t":"2030-05-11T12:40:00Z","terrain":-0.24},{"above_terrain":true,"airmass":7.85,"alt":6.87,"az":326.7,"t":"2030-05-11T12:45:00Z","terrain":-0.35},{"above_terrain":true,"airmass":8.4,"alt":6.36,"az":327.5,"t":"2030-05-11T12:50:00Z","terrain":-0.32},{"above_terrain":true,"airmass":9.01,"alt":5.87,"az":328.2,"t":"2030-05-11T12:55:00Z","terrain":-0.21},{"above_terrain":true,"airmass":9.7,"alt":5.38,"az":329.0,"t":"2030-05-11T13:00:00Z","terrain":-0.13},{"above_terrain":true,"airmass":10.47,"alt":4.9,"az":329.7,"t":"2030-05-11T13:05:00Z","terrain":-0.29},{"above_terrain":true,"airmass":11.35,"alt":4.44,"az":330.5,"t":"2030-05-11T13:10:00Z","terrain":-0.37},{"above_terrain":true,"airmass":12.35,"alt":3.98,"az":331.3,"t":"2030-05-11T13:15:00Z","terrain":-0.32},{"above_terrain":true,"airmass":13.49,"alt":3.54,"az":332.0,"t":"2030-05-11T13:20:00Z","terrain":-0.14},{"above_terrain":true,"airmass":14.8,"alt":3.1,"az":332.8,"t":"2030-05-11T13:25:00Z","terrain":-0.12},{"above_terrain":true,"airmass":16.32,"alt":2.68,"az":333.6,"t":"2030-05-11T13:30:00Z","terrain":-0.19},{"above_terrain":true,"airmass":18.08,"alt":2.27,"az":334.4,"t":"2030-05-11T13:35:00Z","terrain":-0.38},{"above_terrain":true,"airmass":20.13,"alt":1.87,"az":335.2,"t":"2030-05-11T13:40:00Z","terrain":-0.64},{"above_terrain":true,"airmass":22.53,"alt":1.49,"az":336.0,"t":"2030-05-11T13:45:00Z","terrain":-0.83},{"above_terrain":true,"airmass":25.35,"alt":1.11,"az":336.8,"t":"2030-05-11T13:50:00Z","terrain":-0.75},{"above_terrain":true,"airmass":28.65,"alt":0.75,"az":337.7,"t":"2030-05-11T13:55:00Z","terrain":-0.56},{"above_terrain":true,"airmass":32.51,"alt":0.4,"az":338.5,"t":"2030-05-11T14:00:00Z","terrain":-0.61},{"above_terrain":true,"airmass":36.97,"alt":0.06,"az":339.3,"t":"2030-05-11T14:05:00Z","terrain":-0.68},{"above_terrain":true,"airmass":null,"alt":-0.26,"az":340.2,"t":"2030-05-11T14:10:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-0.57,"az":341.0,"t":"2030-05-11T14:15:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-0.87,"az":341.8,"t":"2030-05-11T14:20:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-1.15,"az":342.7,"t":"2030-05-11T14:25:00Z","terrain":-0.42},{"above_terrain":false,"airmass":null,"alt":-1.43,"az":343.5,"t":"2030-05-11T14:30:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-1.68,"az":344.4,"t":"2030-05-11T14:35:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-1.93,"az":345.3,"t":"2030-05-11T14:40:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-2.16,"az":346.1,"t":"2030-05-11T14:45:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-2.38,"az":347.0,"t":"2030-05-11T14:50:00Z","terrain":-0.42},{"above_terrain":false,"airmass":null,"alt":-2.58,"az":347.9,"t":"2030-05-11T14:55:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-2.77,"az":348.8,"t":"2030-05-11T15:00:00Z","terrain":-0.03},{"above_terrain":false,"airmass":null,"alt":-2.95,"az":349.6,"t":"2030-05-11T15:05:00Z","terrain":0.09},{"above_terrain":false,"airmass":null,"alt":-3.11,"az":350.5,"t":"2030-05-11T15:10:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-3.25,"az":351.4,"t":"2030-05-11T15:15:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-3.39,"az":352.3,"t":"2030-05-11T15:20:00Z","terrain":0.34},{"above_terrain":false,"airmass":null,"alt":-3.51,"az":353.2,"t":"2030-05-11T15:25:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-3.61,"az":354.1,"t":"2030-05-11T15:30:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.7,"az":355.0,"t":"2030-05-11T15:35:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.77,"az":355.9,"t":"2030-05-11T15:40:00Z","terrain":0.73},{"above_terrain":false,"airmass":null,"alt":-3.83,"az":356.8,"t":"2030-05-11T15:45:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-3.88,"az":357.7,"t":"2030-05-11T15:50:00Z","terrain":0.67},{"above_terrain":false,"airmass":null,"alt":-3.91,"az":358.5,"t":"2030-05-11T15:55:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.93,"az":359.4,"t":"2030-05-11T16:00:00Z","terrain":0.57},{"above_terrain":false,"airmass":null,"alt":-3.93,"az":0.3,"t":"2030-05-11T16:05:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-3.92,"az":1.2,"t":"2030-05-11T16:10:00Z","terrain":0.31},{"above_terrain":false,"airmass":null,"alt":-3.89,"az":2.1,"t":"2030-05-11T16:15:00Z","terrain":0.09},{"above_terrain":false,"airmass":null,"alt":-3.85,"az":3.0,"t":"2030-05-11T16:20:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-3.79,"az":3.9,"t":"2030-05-11T16:25:00Z","terrain":-0.27},{"above_terrain":false,"airmass":null,"alt":-3.72,"az":4.8,"t":"2030-05-11T16:30:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-3.63,"az":5.7,"t":"2030-05-11T16:35:00Z","terrain":-0.55},{"above_terrain":false,"airmass":null,"alt":-3.53,"az":6.6,"t":"2030-05-11T16:40:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-3.42,"az":7.5,"t":"2030-05-11T16:45:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-3.29,"az":8.4,"t":"2030-05-11T16:50:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-3.14,"az":9.3,"t":"2030-05-11T16:55:00Z","terrain":-0.64},{"above_terrain":false,"airmass":null,"alt":-2.99,"az":10.2,"t":"2030-05-11T17:00:00Z","terrain":-0.57},{"above_terrain":false,"airmass":null,"alt":-2.81,"az":11.0,"t":"2030-05-11T17:05:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-2.63,"az":11.9,"t":"2030-05-11T17:10:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-2.43,"az":12.8,"t":"2030-05-11T17:15:00Z","terrain":-0.09},{"above_terrain":false,"airmass":null,"alt":-2.21,"az":13.7,"t":"2030-05-11T17:20:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-1.98,"az":14.5,"t":"2030-05-11T17:25:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-1.74,"az":15.4,"t":"2030-05-11T17:30:00Z","terrain":0.44},{"above_terrain":false,"airmass":null,"alt":-1.49,"az":16.3,"t":"2030-05-11T17:35:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-1.22,"az":17.1,"t":"2030-05-11T17:40:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-0.94,"az":18.0,"t":"2030-05-11T17:45:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-0.64,"az":18.8,"t":"2030-05-11T17:50:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-0.33,"az":19.6,"t":"2030-05-11T17:55:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-0.01,"az":20.5,"t":"2030-05-11T18:00:00Z","terrain":0.68},{"above_terrain":false,"airmass":33.5,"alt":0.32,"az":21.3,"t":"2030-05-11T18:05:00Z","terrain":0.78},{"above_terrain":false,"airmass":29.51,"alt":0.67,"az":22.1,"t":"2030-05-11T18:10:00Z","terrain":1.01},{"above_terrain":false,"airmass":26.08,"alt":1.03,"az":23.0,"t":"2030-05-11T18:15:00Z","terrain":1.15},{"above_terrain":true,"airmass":23.15,"alt":1.4,"az":23.8,"t":"2030-05-11T18:20:00Z","terrain":0.97},{"above_terrain":true,"airmass":20.66,"alt":1.78,"az":24.6,"t":"2030-05-11T18:25:00Z","terrain":1.1},{"above_terrain":true,"airmass":18.53,"alt":2.18,"az":25.4,"t":"2030-05-11T18:30:00Z","terrain":1.27},{"above_terrain":true,"airmass":16.71,"alt":2.58,"az":26.2,"t":"2030-05-11T18:35:00Z","terrain":1.33},{"above_terrain":true,"airmass":15.14,"alt":3.0,"az":27.0,"t":"2030-05-11T18:40:00Z","terrain":1.28},{"above_terrain":true,"airmass":13.78,"alt":3.43,"az":27.8,"t":"2030-05-11T18:45:00Z","terrain":1.21},{"above_terrain":true,"airmass":12.6,"alt":3.87,"az":28.5,"t":"2030-05-11T18:50:00Z","terrain":1.09},{"above_terrain":true,"airmass":11.57,"alt":4.33,"az":29.3,"t":"2030-05-11T18:55:00Z","terrain":1.05},{"above_terrain":true,"airmass":10.67,"alt":4.79,"az":30.1,"t":"2030-05-11T19:00:00Z","terrain":1.16},{"above_terrain":true,"airmass":9.87,"alt":5.27,"az":30.9,"t":"2030-05-11T19:05:00Z","terrain":1.29},{"above_terrain":true,"airmass":9.17,"alt":5.75,"az":31.6,"t":"2030-05-11T19:10:00Z","terrain":1.32},{"above_terrain":true,"airmass":8.54,"alt":6.25,"az":32.4,"t":"2030-05-11T19:15:00Z","terrain":1.21},{"above_terrain":true,"airmass":7.98,"alt":6.75,"az":33.1,"t":"2030-05-11T19:20:00Z","terrain":0.93},{"above_terrain":true,"airmass":7.47,"alt":7.27,"az":33.8,"t":"2030-05-11T19:25:00Z","terrain":0.52},{"above_terrain":true,"airmass":7.02,"alt":7.8,"az":34.6,"t":"2030-05-11T19:30:00Z","terrain":0.21},{"above_terrain":true,"airmass":6.61,"alt":8.33,"az":35.3,"t":"2030-05-11T19:35:00Z","terrain":0.04},{"above_terrain":true,"airmass":6.24,"alt":8.88,"az":36.0,"t":"2030-05-11T19:40:00Z","terrain":0.03},{"above_terrain":true,"airmass":5.9,"alt":9.43,"az":36.7,"t":"2030-05-11T19:45:00Z","terrain":-0.06},{"above_terrain":true,"airmass":5.59,"alt":10.0,"az":37.4,"t":"2030-05-11T19:50:00Z","terrain":-0.14},{"above_terrain":true,"airmass":5.3,"alt":10.57,"az":38.1,"t":"2030-05-11T19:55:00Z","terrain":-0.2},{"above_terrain":true,"airmass":5.05,"alt":11.15,"az":38.8,"t":"2030-05-11T20:00:00Z","terrain":-0.17},{"above_terrain":true,"airmass":4.81,"alt":11.74,"az":39.5,"t":"2030-05-11T20:05:00Z","terrain":-0.1},{"above_terrain":true,"airmass":4.59,"alt":12.34,"az":40.2,"t":"2030-05-11T20:10:00Z","terrain":-0.04},{"above_terrain":true,"airmass":4.38,"alt":12.95,"az":40.9,"t":"2030-05-11T20:15:00Z","terrain":0.01},{"above_terrain":true,"airmass":4.19,"alt":13.57,"az":41.5,"t":"2030-05-11T20:20:00Z","terrain":0.07},{"above_terrain":true,"airmass":4.02,"alt":14.19,"az":42.2,"t":"2030-05-11T20:25:00Z","terrain":0.15},{"above_terrain":true,"airmass":3.86,"alt":14.83,"az":42.9,"t":"2030-05-11T20:30:00Z","terrain":0.23},{"above_terrain":true,"airmass":3.7,"alt":15.47,"az":43.5,"t":"2030-05-11T20:35:00Z","terrain":0.33},{"above_terrain":true,"airmass":3.56,"alt":16.11,"az":44.1,"t":"2030-05-11T20:40:00Z","terrain":0.43},{"above_terrain":true,"airmass":3.43,"alt":16.77,"az":44.8,"t":"2030-05-11T20:45:00Z","terrain":0.54},{"above_terrain":true,"airmass":3.31,"alt":17.43,"az":45.4,"t":"2030-05-11T20:50:00Z","terrain":0.62},{"above_terrain":true,"airmass":3.19,"alt":18.1,"az":46.0,"t":"2030-05-11T20:55:00Z","terrain":0.67},{"above_terrain":true,"airmass":3.08,"alt":18.78,"az":46.7,"t":"2030-05-11T21:00:00Z","terrain":0.63},{"above_terrain":true,"airmass":2.98,"alt":19.46,"az":47.3,"t":"2030-05-11T21:05:00Z","terrain":0.59},{"above_terrain":true,"airmass":2.88,"alt":20.16,"az":47.9,"t":"2030-05-11T21:10:00Z","terrain":0.54},{"above_terrain":true,"airmass":2.79,"alt":20.85,"az":48.5,"t":"2030-05-11T21:15:00Z","terrain":0.47},{"above_terrain":true,"airmass":2.71,"alt":21.56,"az":49.1,"t":"2030-05-11T21:20:00Z","terrain":0.41},{"above_terrain":true,"airmass":2.62,"alt":22.27,"az":49.7,"t":"2030-05-11T21:25:00Z","terrain":0.4},{"above_terrain":true,"airmass":2.55,"alt":22.98,"az":50.2,"t":"2030-05-11T21:30:00Z","terrain":0.43},{"above_terrain":true,"airmass":2.48,"alt":23.71,"az":50.8,"t":"2030-05-11T21:35:00Z","terrain":0.51},{"above_terrain":true,"airmass":2.41,"alt":24.43,"az":51.4,"t":"2030-05-11T21:40:00Z","terrain":0.57},{"above_terrain":true,"airmass":2.34,"alt":25.17,"az":52.0,"t":"2030-05-11T21:45:00Z","terrain":0.63},{"above_terrain":true,"airmass":2.28,"alt":25.91,"az":52.5,"t":"2030-05-11T21:50:00Z","terrain":0.74},{"above_terrain":true,"airmass":2.22,"alt":26.65,"az":53.1,"t":"2030-05-11T21:55:00Z","terrain":0.85},{"above_terrain":true,"airmass":2.17,"alt":27.4,"az":53.6,"t":"2030-05-11T22:00:00Z","terrain":0.94},{"above_terrain":true,"airmass":2.11,"alt":28.16,"az":54.2,"t":"2030-05-11T22:05:00Z","terrain":1.01},{"above_terrain":true,"airmass":2.06,"alt":28.92,"az":54.7,"t":"2030-05-11T22:10:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.01,"alt":29.69,"az":55.2,"t":"2030-05-11T22:15:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.97,"alt":30.46,"az":55.8,"t":"2030-05-11T22:20:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.92,"alt":31.24,"az":56.3,"t":"2030-05-11T22:25:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.88,"alt":32.02,"az":56.8,"t":"2030-05-11T22:30:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.84,"alt":32.8,"az":57.3,"t":"2030-05-11T22:35:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.8,"alt":33.59,"az":57.8,"t":"2030-05-11T22:40:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.77,"alt":34.39,"az":58.3,"t":"2030-05-11T22:45:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.73,"alt":35.18,"az":58.8,"t":"2030-05-11T22:50:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.7,"alt":35.99,"az":59.3,"t":"2030-05-11T22:55:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.67,"alt":36.79,"az":59.8,"t":"2030-05-11T23:00:00Z","terrain":1.18},{"above_terrain":true,"airmass":1.64,"alt":37.6,"az":60.3,"t":"2030-05-11T23:05:00Z","terrain":1.15},{"above_terrain":true,"airmass":1.61,"alt":38.42,"az":60.7,"t":"2030-05-11T23:10:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.58,"alt":39.24,"az":61.2,"t":"2030-05-11T23:15:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.55,"alt":40.06,"az":61.7,"t":"2030-05-11T23:20:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.53,"alt":40.88,"az":62.1,"t":"2030-05-11T23:25:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.5,"alt":41.71,"az":62.6,"t":"2030-05-11T23:30:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.48,"alt":42.55,"az":63.0,"t":"2030-05-11T23:35:00Z","terrain":0.91},{"above_terrain":true,"airmass":1.45,"alt":43.38,"az":63.5,"t":"2030-05-11T23:40:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.43,"alt":44.22,"az":63.9,"t":"2030-05-11T23:45:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.41,"alt":45.06,"az":64.3,"t":"2030-05-11T23:50:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.39,"alt":45.91,"az":64.7,"t":"2030-05-11T23:55:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.37,"alt":46.76,"az":65.2,"t":"2030-05-12T00:00:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.35,"alt":47.61,"az":65.6,"t":"2030-05-12T00:05:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.33,"alt":48.46,"az":66.0,"t":"2030-05-12T00:10:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.32,"alt":49.32,"az":66.4,"t":"2030-05-12T00:15:00Z","terrain":0.87},{"above_terrain":true,"airmass":1.3,"alt":50.18,"az":66.8,"t":"2030-05-12T00:20:00Z","terrain":0.91},{"above_terrain":true,"airmass":1.28,"alt":51.04,"az":67.2,"t":"2030-05-12T00:25:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.27,"alt":51.9,"az":67.5,"t":"2030-05-12T00:30:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.25,"alt":52.77,"az":67.9,"t":"2030-05-12T00:35:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.24,"alt":53.64,"az":68.3,"t":"2030-05-12T00:40:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.23,"alt":54.51,"az":68.7,"t":"2030-05-12T00:45:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.21,"alt":55.38,"az":69.0,"t":"2030-05-12T00:50:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.2,"alt":56.25,"az":69.3,"t":"2030-05-12T00:55:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.19,"alt":57.13,"az":69.7,"t":"2030-05-12T01:00:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.18,"alt":58.01,"az":70.0,"t":"2030-05-12T01:05:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.17,"alt":58.89,"az":70.3,"t":"2030-05-12T01:10:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.16,"alt":59.77,"az":70.6,"t":"2030-05-12T01:15:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.15,"alt":60.66,"az":70.9,"t":"2030-05-12T01:20:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.14,"alt":61.54,"az":71.2,"t":"2030-05-12T01:25:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.13,"alt":62.43,"az":71.5,"t":"2030-05-12T01:30:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.12,"alt":63.32,"az":71.7,"t":"2030-05-12T01:35:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.11,"alt":64.21,"az":72.0,"t":"2030-05-12T01:40:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.1,"alt":65.1,"az":72.2,"t":"2030-05-12T01:45:00Z","terrain":1.16},{"above_terrain":true,"airmass":1.09,"alt":65.99,"az":72.4,"t":"2030-05-12T01:50:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.09,"alt":66.88,"az":72.6,"t":"2030-05-12T01:55:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.08,"alt":67.77,"az":72.8,"t":"2030-05-12T02:00:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.07,"alt":68.67,"az":72.9,"t":"2030-05-12T02:05:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.07,"alt":69.56,"az":73.0,"t":"2030-05-12T02:10:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.06,"alt":70.46,"az":73.1,"t":"2030-05-12T02:15:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.05,"alt":71.35,"az":73.2,"t":"2030-05-12T02:20:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.05,"alt":72.25,"az":73.2,"t":"2030-05-12T02:25:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.04,"alt":73.15,"az":73.1,"t":"2030-05-12T02:30:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.04,"alt":74.04,"az":73.0,"t":"2030-05-12T02:35:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.04,"alt":74.94,"az":72.9,"t":"2030-05-12T02:40:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.03,"alt":75.83,"az":72.7,"t":"2030-05-12T02:45:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.03,"alt":76.72,"az":72.3,"t":"2030-05-12T02:50:00Z","terrain":1.13},{"above_terrain":true,"airmass":1.02,"alt":77.61,"az":71.9,"t":"2030-05-12T02:55:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.02,"alt":78.5,"az":71.4,"t":"2030-05-12T03:00:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.02,"alt":79.39,"az":70.6,"t":"2030-05-12T03:05:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.01,"alt":80.27,"az":69.7,"t":"2030-05-12T03:10:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.01,"alt":81.14,"az":68.5,"t":"2030-05-12T03:15:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.01,"alt":82.01,"az":66.9,"t":"2030-05-12T03:20:00Z","terrain":0.92},{"above_terrain":true,"airmass":1.01,"alt":82.86,"az":64.9,"t":"2030-05-12T03:25:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.01,"alt":83.7,"az":62.2,"t":"2030-05-12T03:30:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.0,"alt":84.51,"az":58.5,"t":"2030-05-12T03:35:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.0,"alt":85.29,"az":53.5,"t":"2030-05-12T03:40:00Z","terrain":0.92},{"above_terrain":true,"airmass":1.0,"alt":86.01,"az":46.4,"t":"2030-05-12T03:45:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.0,"alt":86.63,"az":36.3,"t":"2030-05-12T03:50:00Z","terrain":-0.0},{"above_terrain":true,"airmass":1.0,"alt":87.09,"az":22.2,"t":"2030-05-12T03:55:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.0,"alt":87.31,"az":4.3,"t":"2030-05-12T04:00:00Z","terrain":-0.32},{"above_terrain":true,"airmass":1.0,"alt":87.22,"az":345.5,"t":"2030-05-12T04:05:00Z","terrain":-0.48},{"above_terrain":true,"airmass":1.0,"alt":86.86,"az":329.5,"t":"2030-05-12T04:10:00Z","terrain":-0.25},{"above_terrain":true,"airmass":1.0,"alt":86.3,"az":317.7,"t":"2030-05-12T04:15:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.0,"alt":85.62,"az":309.4,"t":"2030-05-12T04:20:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.0,"alt":84.87,"az":303.5,"t":"2030-05-12T04:25:00Z","terrain":-0.16},{"above_terrain":true,"airmass":1.01,"alt":84.07,"az":299.3,"t":"2030-05-12T04:30:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.01,"alt":83.24,"az":296.2,"t":"2030-05-12T04:35:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.01,"alt":82.39,"az":293.9,"t":"2030-05-12T04:40:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.01,"alt":81.53,"az":292.2,"t":"2030-05-12T04:45:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.01,"alt":80.66,"az":290.8,"t":"2030-05-12T04:50:00Z","terrain":0.45},{"above_terrain":true,"airmass":1.02,"alt":79.78,"az":289.8,"t":"2030-05-12T04:55:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.02,"alt":78.9,"az":288.9,"t":"2030-05-12T05:00:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.02,"alt":78.01,"az":288.3,"t":"2030-05-12T05:05:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.03,"alt":77.12,"az":287.8,"t":"2030-05-12T05:10:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.03,"alt":76.23,"az":287.5,"t":"2030-05-12T05:15:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.03,"alt":75.34,"az":287.2,"t":"2030-05-12T05:20:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.04,"alt":74.44,"az":287.0,"t":"2030-05-12T05:25:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.04,"alt":73.55,"az":286.9,"t":"2030-05-12T05:30:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.05,"alt":72.65,"az":286.8,"t":"2030-05-12T05:35:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.05,"alt":71.76,"az":286.8,"t":"2030-05-12T05:40:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.06,"alt":70.86,"az":286.9,"t":"2030-05-12T05:45:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.06,"alt":69.96,"az":286.9,"t":"2030-05-12T05:50:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.07,"alt":69.07,"az":287.0,"t":"2030-05-12T05:55:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.08,"alt":68.17,"az":287.2,"t":"2030-05-12T06:00:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.08,"alt":67.28,"az":287.3,"t":"2030-05-12T06:05:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.09,"alt":66.39,"az":287.5,"t":"2030-05-12T06:10:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.1,"alt":65.5,"az":287.7,"t":"2030-05-12T06:15:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.11,"alt":64.6,"az":287.9,"t":"2030-05-12T06:20:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.11,"alt":63.71,"az":288.2,"t":"2030-05-12T06:25:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.12,"alt":62.83,"az":288.4,"t":"2030-05-12T06:30:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.13,"alt":61.94,"az":288.7,"t":"2030-05-12T06:35:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.14,"alt":61.05,"az":288.9,"t":"2030-05-12T06:40:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.15,"alt":60.17,"az":289.2,"t":"2030-05-12T06:45:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.16,"alt":59.28,"az":289.5,"t":"2030-05-12T06:50:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.17,"alt":58.4,"az":289.8,"t":"2030-05-12T06:55:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.18,"alt":57.52,"az":290.2,"t":"2030-05-12T07:00:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.2,"alt":56.65,"az":290.5,"t":"2030-05-12T07:05:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.21,"alt":55.77,"az":290.8,"t":"2030-05-12T07:10:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.22,"alt":54.9,"az":291.2,"t":"2030-05-12T07:15:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.23,"alt":54.03,"az":291.5,"t":"2030-05-12T07:20:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.25,"alt":53.16,"az":291.9,"t":"2030-05-12T07:25:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.26,"alt":52.29,"az":292.3,"t":"2030-05-12T07:30:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.28,"alt":51.42,"az":292.7,"t":"2030-05-12T07:35:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.29,"alt":50.56,"az":293.0,"t":"2030-05-12T07:40:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.31,"alt":49.7,"az":293.4,"t":"2030-05-12T07:45:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.33,"alt":48.84,"az":293.8,"t":"2030-05-12T07:50:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.34,"alt":47.99,"az":294.2,"t":"2030-05-12T07:55:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.36,"alt":47.14,"az":294.6,"t":"2030-05-12T08:00:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.38,"alt":46.29,"az":295.1,"t":"2030-05-12T08:05:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.4,"alt":45.44,"az":295.5,"t":"2030-05-12T08:10:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.42,"alt":44.6,"az":295.9,"t":"2030-05-12T08:15:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.44,"alt":43.76,"az":296.3,"t":"2030-05-12T08:20:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.47,"alt":42.92,"az":296.8,"t":"2030-05-12T08:25:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.49,"alt":42.09,"az":297.2,"t":"2030-05-12T08:30:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.51,"alt":41.26,"az":297.7,"t":"2030-05-12T08:35:00Z","terrain":0.16},{"above_terrain":true,"airmass":1.54,"alt":40.43,"az":298.1,"t":"2030-05-12T08:40:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.57,"alt":39.61,"az":298.6,"t":"2030-05-12T08:45:00Z","terrain":0.15},{"above_terrain":true,"airmass":1.59,"alt":38.79,"az":299.1,"t":"2030-05-12T08:50:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.62,"alt":37.97,"az":299.5,"t":"2030-05-12T08:55:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.65,"alt":37.16,"az":300.0,"t":"2030-05-12T09:00:00Z","terrain":0.37}],"transit":{"airmass":1.0,"alt":87.3,"az":4.3,"t":"2030-05-12T04:00:00Z"},"usable_hours":4.08,"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."]}