{"assessment":{"best_window":{"end":"2034-05-18T01:05Z","end_local":"04:05","hours":3.67,"label":"good","mean_quality":0.88,"start":"2034-05-17T21:25Z","start_local":"00:25"},"cost":{"altitude":2.47,"clouds":0.0,"darkness":1.44,"moon":0.0},"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":2,"cloud":null,"high":null,"iso":"2034-05-17T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-12,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"21:00","wind":null},{"alt":7,"cloud":null,"high":null,"iso":"2034-05-17T19:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-21,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"22:00","wind":null},{"alt":14,"cloud":null,"high":null,"iso":"2034-05-17T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-28,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":22,"cloud":null,"high":null,"iso":"2034-05-17T21:00Z","label":"marginal","low":null,"mid":null,"moon_alt":-32,"precip":null,"q":0.48,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":31,"cloud":null,"high":null,"iso":"2034-05-17T22:00Z","label":"good","low":null,"mid":null,"moon_alt":-34,"precip":null,"q":0.81,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":41,"cloud":null,"high":null,"iso":"2034-05-17T23:00Z","label":"good","low":null,"mid":null,"moon_alt":-33,"precip":null,"q":0.87,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":51,"cloud":null,"high":null,"iso":"2034-05-18T00:00Z","label":"good","low":null,"mid":null,"moon_alt":-29,"precip":null,"q":0.94,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":61,"cloud":null,"high":null,"iso":"2034-05-18T01:00Z","label":"good","low":null,"mid":null,"moon_alt":-23,"precip":null,"q":1.0,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":72,"cloud":null,"high":null,"iso":"2034-05-18T02:00Z","label":"poor","low":null,"mid":null,"moon_alt":-14,"precip":null,"q":0.15,"rh":null,"sky":"nautical twilight","temp":null,"time":"05:00","wind":null}],"peak_quality":1.0,"peak_sky":1.0,"quality_hours":3.98,"reasons":["the target being low or below 20\u00b0 cost 2.5 quality-hours","daylight and twilight cost 1.4 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":100,"score_weather":null,"sky_hours":3.98,"verdict":"unknown","verdict_astronomy":"good","weather_known":false,"windows":[{"end":"2034-05-17T20:50Z","end_local":"23:50","hours":3.25,"label":"unusable","mean_quality":0.0,"start":"2034-05-17T17:35Z","start_local":"20:35"},{"end":"2034-05-17T21:25Z","end_local":"00:25","hours":0.58,"label":"marginal","mean_quality":0.51,"start":"2034-05-17T20:50Z","start_local":"23:50"},{"end":"2034-05-18T01:05Z","end_local":"04:05","hours":3.67,"label":"good","mean_quality":0.88,"start":"2034-05-17T21:25Z","start_local":"00:25"},{"end":"2034-05-18T01:50Z","end_local":"04:50","hours":0.75,"label":"marginal","mean_quality":0.5,"start":"2034-05-18T01:05Z","start_local":"04:05"},{"end":"2034-05-18T02:30Z","end_local":"05:30","hours":0.67,"label":"poor","mean_quality":0.15,"start":"2034-05-18T01:50Z","start_local":"04:50"},{"end":"2034-05-18T03:00Z","end_local":"06:00","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2034-05-18T02:30Z","start_local":"05:30"}]},"calculation_version":"2026-10-10.1","forecast":[],"forecast_source":"none","forecast_updated_at":null,"limits":{"good_alt":30.0,"usable_alt":20.0},"night":{"dark_from":"2034-05-17T19:33:13Z","dark_hours":5.47,"dark_to":"2034-05-18T01:01:23Z","moon":{"illumination":0.002,"phase":"new moon","waxing":false},"moon_free_dark_hours":5.45,"moonrise":"2034-05-18T03:31:17Z","moonset":"2034-05-17T16:42:02Z","sunrise":"2034-05-18T02:58:45Z","sunset":"2034-05-17T17:35:51Z","twilight":{"astronomical":{"end":"2034-05-17T19:33:13Z","start":"2034-05-18T01:01:23Z"},"civil":{"end":"2034-05-17T18:07:52Z","start":"2034-05-18T02:26:44Z"},"nautical":{"end":"2034-05-17T18:47:54Z","start":"2034-05-18T01:46:42Z"}},"window_end":"2034-05-18T09:00:00Z","window_start":"2034-05-17T09:00:00Z"},"night_date":"2034-05-17","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.14,"alt":61.3,"t":"2034-05-18T01:00:00Z"},"dec":44.25788576,"dec_of_date":44.3929,"dec_str":"+44\u00b0 15' 28.4\"","good_hours":3.17,"limit_rise":"2034-05-17T20:45:14Z","limit_set":"2034-05-17T10:33:47Z","max_az_rate_deg_per_min":3.77,"moon_separation":85.3,"never_rises":false,"ra":314.72388973,"ra_of_date":315.0319,"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":"3.2 dark hours above 30\u00b0 \u2014 a proper target for this night.","terrain":{"available":true,"behind_at":"2034-05-17T13:49:54Z","blocked_dark_hours":0,"clears_at":"2034-05-17T17:51:57Z","rise_az":301.9},"track":[{"above_terrain":true,"airmass":1.78,"alt":34.01,"az":301.9,"t":"2034-05-17T09:00:00Z","terrain":0.09},{"above_terrain":true,"airmass":1.82,"alt":33.22,"az":302.4,"t":"2034-05-17T09:05:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.86,"alt":32.43,"az":303.0,"t":"2034-05-17T09:10:00Z","terrain":-0.22},{"above_terrain":true,"airmass":1.9,"alt":31.65,"az":303.5,"t":"2034-05-17T09:15:00Z","terrain":-0.17},{"above_terrain":true,"airmass":1.94,"alt":30.87,"az":304.0,"t":"2034-05-17T09:20:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.99,"alt":30.1,"az":304.5,"t":"2034-05-17T09:25:00Z","terrain":-0.2},{"above_terrain":true,"airmass":2.04,"alt":29.33,"az":305.0,"t":"2034-05-17T09:30:00Z","terrain":-0.29},{"above_terrain":true,"airmass":2.08,"alt":28.56,"az":305.6,"t":"2034-05-17T09:35:00Z","terrain":-0.22},{"above_terrain":true,"airmass":2.14,"alt":27.81,"az":306.1,"t":"2034-05-17T09:40:00Z","terrain":-0.13},{"above_terrain":true,"airmass":2.19,"alt":27.05,"az":306.7,"t":"2034-05-17T09:45:00Z","terrain":0.06},{"above_terrain":true,"airmass":2.25,"alt":26.3,"az":307.2,"t":"2034-05-17T09:50:00Z","terrain":0.21},{"above_terrain":true,"airmass":2.31,"alt":25.56,"az":307.8,"t":"2034-05-17T09:55:00Z","terrain":0.29},{"above_terrain":true,"airmass":2.37,"alt":24.82,"az":308.3,"t":"2034-05-17T10:00:00Z","terrain":0.27},{"above_terrain":true,"airmass":2.44,"alt":24.09,"az":308.9,"t":"2034-05-17T10:05:00Z","terrain":0.19},{"above_terrain":true,"airmass":2.51,"alt":23.37,"az":309.5,"t":"2034-05-17T10:10:00Z","terrain":0.19},{"above_terrain":true,"airmass":2.58,"alt":22.65,"az":310.1,"t":"2034-05-17T10:15:00Z","terrain":0.23},{"above_terrain":true,"airmass":2.66,"alt":21.94,"az":310.6,"t":"2034-05-17T10:20:00Z","terrain":0.31},{"above_terrain":true,"airmass":2.74,"alt":21.23,"az":311.2,"t":"2034-05-17T10:25:00Z","terrain":0.31},{"above_terrain":true,"airmass":2.83,"alt":20.53,"az":311.8,"t":"2034-05-17T10:30:00Z","terrain":0.18},{"above_terrain":true,"airmass":2.93,"alt":19.83,"az":312.4,"t":"2034-05-17T10:35:00Z","terrain":0.2},{"above_terrain":true,"airmass":3.03,"alt":19.15,"az":313.0,"t":"2034-05-17T10:40:00Z","terrain":0.28},{"above_terrain":true,"airmass":3.13,"alt":18.47,"az":313.7,"t":"2034-05-17T10:45:00Z","terrain":0.4},{"above_terrain":true,"airmass":3.24,"alt":17.79,"az":314.3,"t":"2034-05-17T10:50:00Z","terrain":0.49},{"above_terrain":true,"airmass":3.36,"alt":17.12,"az":314.9,"t":"2034-05-17T10:55:00Z","terrain":0.55},{"above_terrain":true,"airmass":3.49,"alt":16.47,"az":315.5,"t":"2034-05-17T11:00:00Z","terrain":0.52},{"above_terrain":true,"airmass":3.63,"alt":15.81,"az":316.2,"t":"2034-05-17T11:05:00Z","terrain":0.45},{"above_terrain":true,"airmass":3.77,"alt":15.17,"az":316.8,"t":"2034-05-17T11:10:00Z","terrain":0.33},{"above_terrain":true,"airmass":3.93,"alt":14.53,"az":317.5,"t":"2034-05-17T11:15:00Z","terrain":0.31},{"above_terrain":true,"airmass":4.1,"alt":13.9,"az":318.1,"t":"2034-05-17T11:20:00Z","terrain":0.27},{"above_terrain":true,"airmass":4.28,"alt":13.28,"az":318.8,"t":"2034-05-17T11:25:00Z","terrain":-0.04},{"above_terrain":true,"airmass":4.47,"alt":12.67,"az":319.5,"t":"2034-05-17T11:30:00Z","terrain":-0.17},{"above_terrain":true,"airmass":4.68,"alt":12.07,"az":320.1,"t":"2034-05-17T11:35:00Z","terrain":-0.2},{"above_terrain":true,"airmass":4.91,"alt":11.47,"az":320.8,"t":"2034-05-17T11:40:00Z","terrain":-0.2},{"above_terrain":true,"airmass":5.16,"alt":10.88,"az":321.5,"t":"2034-05-17T11:45:00Z","terrain":0.01},{"above_terrain":true,"airmass":5.43,"alt":10.31,"az":322.2,"t":"2034-05-17T11:50:00Z","terrain":0.18},{"above_terrain":true,"airmass":5.73,"alt":9.74,"az":322.9,"t":"2034-05-17T11:55:00Z","terrain":0.09},{"above_terrain":true,"airmass":6.05,"alt":9.18,"az":323.6,"t":"2034-05-17T12:00:00Z","terrain":-0.1},{"above_terrain":true,"airmass":6.4,"alt":8.63,"az":324.3,"t":"2034-05-17T12:05:00Z","terrain":-0.2},{"above_terrain":true,"airmass":6.79,"alt":8.09,"az":325.1,"t":"2034-05-17T12:10:00Z","terrain":-0.19},{"above_terrain":true,"airmass":7.22,"alt":7.55,"az":325.8,"t":"2034-05-17T12:15:00Z","terrain":-0.23},{"above_terrain":true,"airmass":7.7,"alt":7.03,"az":326.5,"t":"2034-05-17T12:20:00Z","terrain":-0.32},{"above_terrain":true,"airmass":8.22,"alt":6.52,"az":327.3,"t":"2034-05-17T12:25:00Z","terrain":-0.35},{"above_terrain":true,"airmass":8.81,"alt":6.02,"az":328.0,"t":"2034-05-17T12:30:00Z","terrain":-0.23},{"above_terrain":true,"airmass":9.48,"alt":5.53,"az":328.8,"t":"2034-05-17T12:35:00Z","terrain":-0.15},{"above_terrain":true,"airmass":10.22,"alt":5.05,"az":329.5,"t":"2034-05-17T12:40:00Z","terrain":-0.24},{"above_terrain":true,"airmass":11.06,"alt":4.58,"az":330.3,"t":"2034-05-17T12:45:00Z","terrain":-0.36},{"above_terrain":true,"airmass":12.02,"alt":4.12,"az":331.1,"t":"2034-05-17T12:50:00Z","terrain":-0.38},{"above_terrain":true,"airmass":13.11,"alt":3.68,"az":331.8,"t":"2034-05-17T12:55:00Z","terrain":-0.18},{"above_terrain":true,"airmass":14.36,"alt":3.24,"az":332.6,"t":"2034-05-17T13:00:00Z","terrain":-0.13},{"above_terrain":true,"airmass":15.81,"alt":2.81,"az":333.4,"t":"2034-05-17T13:05:00Z","terrain":-0.16},{"above_terrain":true,"airmass":17.48,"alt":2.4,"az":334.2,"t":"2034-05-17T13:10:00Z","terrain":-0.3},{"above_terrain":true,"airmass":19.43,"alt":2.0,"az":335.0,"t":"2034-05-17T13:15:00Z","terrain":-0.59},{"above_terrain":true,"airmass":21.71,"alt":1.61,"az":335.8,"t":"2034-05-17T13:20:00Z","terrain":-0.78},{"above_terrain":true,"airmass":24.38,"alt":1.23,"az":336.6,"t":"2034-05-17T13:25:00Z","terrain":-0.77},{"above_terrain":true,"airmass":27.52,"alt":0.87,"az":337.4,"t":"2034-05-17T13:30:00Z","terrain":-0.62},{"above_terrain":true,"airmass":31.18,"alt":0.51,"az":338.3,"t":"2034-05-17T13:35:00Z","terrain":-0.54},{"above_terrain":true,"airmass":35.43,"alt":0.17,"az":339.1,"t":"2034-05-17T13:40:00Z","terrain":-0.73},{"above_terrain":true,"airmass":null,"alt":-0.15,"az":339.9,"t":"2034-05-17T13:45:00Z","terrain":-0.55},{"above_terrain":false,"airmass":null,"alt":-0.47,"az":340.8,"t":"2034-05-17T13:50:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-0.77,"az":341.6,"t":"2034-05-17T13:55:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-1.06,"az":342.5,"t":"2034-05-17T14:00:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-1.33,"az":343.3,"t":"2034-05-17T14:05:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-1.6,"az":344.2,"t":"2034-05-17T14:10:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-1.84,"az":345.0,"t":"2034-05-17T14:15:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-2.08,"az":345.9,"t":"2034-05-17T14:20:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-2.3,"az":346.8,"t":"2034-05-17T14:25:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-2.51,"az":347.6,"t":"2034-05-17T14:30:00Z","terrain":-0.24},{"above_terrain":false,"airmass":null,"alt":-2.7,"az":348.5,"t":"2034-05-17T14:35:00Z","terrain":-0.07},{"above_terrain":false,"airmass":null,"alt":-2.88,"az":349.4,"t":"2034-05-17T14:40:00Z","terrain":0.05},{"above_terrain":false,"airmass":null,"alt":-3.05,"az":350.3,"t":"2034-05-17T14:45:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-3.2,"az":351.2,"t":"2034-05-17T14:50:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-3.33,"az":352.0,"t":"2034-05-17T14:55:00Z","terrain":0.28},{"above_terrain":false,"airmass":null,"alt":-3.46,"az":352.9,"t":"2034-05-17T15:00:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-3.57,"az":353.8,"t":"2034-05-17T15:05:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-3.66,"az":354.7,"t":"2034-05-17T15:10:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.74,"az":355.6,"t":"2034-05-17T15:15:00Z","terrain":0.7},{"above_terrain":false,"airmass":null,"alt":-3.8,"az":356.5,"t":"2034-05-17T15:20:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-3.85,"az":357.4,"t":"2034-05-17T15:25:00Z","terrain":0.7},{"above_terrain":false,"airmass":null,"alt":-3.89,"az":358.3,"t":"2034-05-17T15:30:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.91,"az":359.2,"t":"2034-05-17T15:35:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-3.91,"az":0.1,"t":"2034-05-17T15:40:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-3.91,"az":1.0,"t":"2034-05-17T15:45:00Z","terrain":0.37},{"above_terrain":false,"airmass":null,"alt":-3.88,"az":1.9,"t":"2034-05-17T15:50:00Z","terrain":0.15},{"above_terrain":false,"airmass":null,"alt":-3.84,"az":2.8,"t":"2034-05-17T15:55:00Z","terrain":-0.07},{"above_terrain":false,"airmass":null,"alt":-3.79,"az":3.7,"t":"2034-05-17T16:00:00Z","terrain":-0.23},{"above_terrain":false,"airmass":null,"alt":-3.72,"az":4.6,"t":"2034-05-17T16:05:00Z","terrain":-0.37},{"above_terrain":false,"airmass":null,"alt":-3.64,"az":5.5,"t":"2034-05-17T16:10:00Z","terrain":-0.5},{"above_terrain":false,"airmass":null,"alt":-3.55,"az":6.4,"t":"2034-05-17T16:15:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-3.43,"az":7.2,"t":"2034-05-17T16:20:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-3.31,"az":8.1,"t":"2034-05-17T16:25:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-3.17,"az":9.0,"t":"2034-05-17T16:30:00Z","terrain":-0.66},{"above_terrain":false,"airmass":null,"alt":-3.02,"az":9.9,"t":"2034-05-17T16:35:00Z","terrain":-0.61},{"above_terrain":false,"airmass":null,"alt":-2.85,"az":10.8,"t":"2034-05-17T16:40:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-2.67,"az":11.7,"t":"2034-05-17T16:45:00Z","terrain":-0.25},{"above_terrain":false,"airmass":null,"alt":-2.47,"az":12.5,"t":"2034-05-17T16:50:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-2.26,"az":13.4,"t":"2034-05-17T16:55:00Z","terrain":-0.0},{"above_terrain":false,"airmass":null,"alt":-2.04,"az":14.3,"t":"2034-05-17T17:00:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-1.8,"az":15.1,"t":"2034-05-17T17:05:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-1.55,"az":16.0,"t":"2034-05-17T17:10:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-1.28,"az":16.9,"t":"2034-05-17T17:15:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-1.0,"az":17.7,"t":"2034-05-17T17:20:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-0.71,"az":18.6,"t":"2034-05-17T17:25:00Z","terrain":0.58},{"above_terrain":false,"airmass":null,"alt":-0.41,"az":19.4,"t":"2034-05-17T17:30:00Z","terrain":0.64},{"above_terrain":false,"airmass":null,"alt":-0.09,"az":20.2,"t":"2034-05-17T17:35:00Z","terrain":0.67},{"above_terrain":false,"airmass":34.56,"alt":0.24,"az":21.1,"t":"2034-05-17T17:40:00Z","terrain":0.71},{"above_terrain":false,"airmass":30.43,"alt":0.58,"az":21.9,"t":"2034-05-17T17:45:00Z","terrain":0.96},{"above_terrain":false,"airmass":26.87,"alt":0.94,"az":22.7,"t":"2034-05-17T17:50:00Z","terrain":1.11},{"above_terrain":true,"airmass":23.83,"alt":1.3,"az":23.5,"t":"2034-05-17T17:55:00Z","terrain":1.03},{"above_terrain":true,"airmass":21.24,"alt":1.68,"az":24.3,"t":"2034-05-17T18:00:00Z","terrain":1.02},{"above_terrain":true,"airmass":19.03,"alt":2.08,"az":25.2,"t":"2034-05-17T18:05:00Z","terrain":1.24},{"above_terrain":true,"airmass":17.14,"alt":2.48,"az":26.0,"t":"2034-05-17T18:10:00Z","terrain":1.33},{"above_terrain":true,"airmass":15.51,"alt":2.9,"az":26.7,"t":"2034-05-17T18:15:00Z","terrain":1.3},{"above_terrain":true,"airmass":14.11,"alt":3.32,"az":27.5,"t":"2034-05-17T18:20:00Z","terrain":1.23},{"above_terrain":true,"airmass":12.89,"alt":3.76,"az":28.3,"t":"2034-05-17T18:25:00Z","terrain":1.13},{"above_terrain":true,"airmass":11.83,"alt":4.21,"az":29.1,"t":"2034-05-17T18:30:00Z","terrain":1.01},{"above_terrain":true,"airmass":10.89,"alt":4.67,"az":29.9,"t":"2034-05-17T18:35:00Z","terrain":1.13},{"above_terrain":true,"airmass":10.07,"alt":5.14,"az":30.6,"t":"2034-05-17T18:40:00Z","terrain":1.25},{"above_terrain":true,"airmass":9.34,"alt":5.62,"az":31.4,"t":"2034-05-17T18:45:00Z","terrain":1.32},{"above_terrain":true,"airmass":8.7,"alt":6.12,"az":32.1,"t":"2034-05-17T18:50:00Z","terrain":1.28},{"above_terrain":true,"airmass":8.12,"alt":6.62,"az":32.9,"t":"2034-05-17T18:55:00Z","terrain":1.03},{"above_terrain":true,"airmass":7.6,"alt":7.13,"az":33.6,"t":"2034-05-17T19:00:00Z","terrain":0.64},{"above_terrain":true,"airmass":7.13,"alt":7.66,"az":34.4,"t":"2034-05-17T19:05:00Z","terrain":0.29},{"above_terrain":true,"airmass":6.71,"alt":8.19,"az":35.1,"t":"2034-05-17T19:10:00Z","terrain":0.05},{"above_terrain":true,"airmass":6.33,"alt":8.73,"az":35.8,"t":"2034-05-17T19:15:00Z","terrain":0.03},{"above_terrain":true,"airmass":5.98,"alt":9.28,"az":36.5,"t":"2034-05-17T19:20:00Z","terrain":-0.03},{"above_terrain":true,"airmass":5.67,"alt":9.85,"az":37.2,"t":"2034-05-17T19:25:00Z","terrain":-0.12},{"above_terrain":true,"airmass":5.38,"alt":10.42,"az":37.9,"t":"2034-05-17T19:30:00Z","terrain":-0.2},{"above_terrain":true,"airmass":5.11,"alt":11.0,"az":38.6,"t":"2034-05-17T19:35:00Z","terrain":-0.18},{"above_terrain":true,"airmass":4.87,"alt":11.59,"az":39.3,"t":"2034-05-17T19:40:00Z","terrain":-0.13},{"above_terrain":true,"airmass":4.64,"alt":12.18,"az":40.0,"t":"2034-05-17T19:45:00Z","terrain":-0.05},{"above_terrain":true,"airmass":4.43,"alt":12.79,"az":40.7,"t":"2034-05-17T19:50:00Z","terrain":-0.0},{"above_terrain":true,"airmass":4.24,"alt":13.4,"az":41.3,"t":"2034-05-17T19:55:00Z","terrain":0.05},{"above_terrain":true,"airmass":4.06,"alt":14.02,"az":42.0,"t":"2034-05-17T20:00:00Z","terrain":0.12},{"above_terrain":true,"airmass":3.9,"alt":14.66,"az":42.7,"t":"2034-05-17T20:05:00Z","terrain":0.21},{"above_terrain":true,"airmass":3.74,"alt":15.29,"az":43.3,"t":"2034-05-17T20:10:00Z","terrain":0.3},{"above_terrain":true,"airmass":3.6,"alt":15.94,"az":44.0,"t":"2034-05-17T20:15:00Z","terrain":0.4},{"above_terrain":true,"airmass":3.46,"alt":16.59,"az":44.6,"t":"2034-05-17T20:20:00Z","terrain":0.51},{"above_terrain":true,"airmass":3.34,"alt":17.25,"az":45.2,"t":"2034-05-17T20:25:00Z","terrain":0.6},{"above_terrain":true,"airmass":3.22,"alt":17.92,"az":45.8,"t":"2034-05-17T20:30:00Z","terrain":0.66},{"above_terrain":true,"airmass":3.11,"alt":18.6,"az":46.5,"t":"2034-05-17T20:35:00Z","terrain":0.64},{"above_terrain":true,"airmass":3.01,"alt":19.28,"az":47.1,"t":"2034-05-17T20:40:00Z","terrain":0.6},{"above_terrain":true,"airmass":2.91,"alt":19.97,"az":47.7,"t":"2034-05-17T20:45:00Z","terrain":0.55},{"above_terrain":true,"airmass":2.82,"alt":20.66,"az":48.3,"t":"2034-05-17T20:50:00Z","terrain":0.5},{"above_terrain":true,"airmass":2.73,"alt":21.36,"az":48.9,"t":"2034-05-17T20:55:00Z","terrain":0.42},{"above_terrain":true,"airmass":2.65,"alt":22.07,"az":49.5,"t":"2034-05-17T21:00:00Z","terrain":0.41},{"above_terrain":true,"airmass":2.57,"alt":22.79,"az":50.1,"t":"2034-05-17T21:05:00Z","terrain":0.41},{"above_terrain":true,"airmass":2.49,"alt":23.51,"az":50.6,"t":"2034-05-17T21:10:00Z","terrain":0.48},{"above_terrain":true,"airmass":2.42,"alt":24.23,"az":51.2,"t":"2034-05-17T21:15:00Z","terrain":0.55},{"above_terrain":true,"airmass":2.36,"alt":24.97,"az":51.8,"t":"2034-05-17T21:20:00Z","terrain":0.61},{"above_terrain":true,"airmass":2.3,"alt":25.7,"az":52.3,"t":"2034-05-17T21:25:00Z","terrain":0.7},{"above_terrain":true,"airmass":2.24,"alt":26.45,"az":52.9,"t":"2034-05-17T21:30:00Z","terrain":0.82},{"above_terrain":true,"airmass":2.18,"alt":27.2,"az":53.4,"t":"2034-05-17T21:35:00Z","terrain":0.91},{"above_terrain":true,"airmass":2.13,"alt":27.95,"az":54.0,"t":"2034-05-17T21:40:00Z","terrain":1.0},{"above_terrain":true,"airmass":2.08,"alt":28.71,"az":54.5,"t":"2034-05-17T21:45:00Z","terrain":1.04},{"above_terrain":true,"airmass":2.03,"alt":29.48,"az":55.1,"t":"2034-05-17T21:50:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.98,"alt":30.25,"az":55.6,"t":"2034-05-17T21:55:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.94,"alt":31.02,"az":56.1,"t":"2034-05-17T22:00:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.89,"alt":31.8,"az":56.6,"t":"2034-05-17T22:05:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.85,"alt":32.58,"az":57.1,"t":"2034-05-17T22:10:00Z","terrain":1.1},{"above_terrain":true,"airmass":1.81,"alt":33.37,"az":57.6,"t":"2034-05-17T22:15:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.78,"alt":34.17,"az":58.1,"t":"2034-05-17T22:20:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.74,"alt":34.96,"az":58.6,"t":"2034-05-17T22:25:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.71,"alt":35.76,"az":59.1,"t":"2034-05-17T22:30:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.68,"alt":36.57,"az":59.6,"t":"2034-05-17T22:35:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.64,"alt":37.38,"az":60.1,"t":"2034-05-17T22:40:00Z","terrain":1.16},{"above_terrain":true,"airmass":1.61,"alt":38.19,"az":60.6,"t":"2034-05-17T22:45:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.59,"alt":39.01,"az":61.0,"t":"2034-05-17T22:50:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.56,"alt":39.83,"az":61.5,"t":"2034-05-17T22:55:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.53,"alt":40.65,"az":62.0,"t":"2034-05-17T23:00:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.51,"alt":41.48,"az":62.4,"t":"2034-05-17T23:05:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.48,"alt":42.31,"az":62.9,"t":"2034-05-17T23:10:00Z","terrain":0.92},{"above_terrain":true,"airmass":1.46,"alt":43.15,"az":63.3,"t":"2034-05-17T23:15:00Z","terrain":0.87},{"above_terrain":true,"airmass":1.44,"alt":43.99,"az":63.7,"t":"2034-05-17T23:20:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.42,"alt":44.83,"az":64.2,"t":"2034-05-17T23:25:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.4,"alt":45.67,"az":64.6,"t":"2034-05-17T23:30:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.38,"alt":46.52,"az":65.0,"t":"2034-05-17T23:35:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.36,"alt":47.37,"az":65.4,"t":"2034-05-17T23:40:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.34,"alt":48.22,"az":65.8,"t":"2034-05-17T23:45:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.32,"alt":49.08,"az":66.2,"t":"2034-05-17T23:50:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.31,"alt":49.93,"az":66.6,"t":"2034-05-17T23:55:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.29,"alt":50.79,"az":67.0,"t":"2034-05-18T00:00:00Z","terrain":0.93},{"above_terrain":true,"airmass":1.27,"alt":51.66,"az":67.4,"t":"2034-05-18T00:05:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.26,"alt":52.52,"az":67.8,"t":"2034-05-18T00:10:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.24,"alt":53.39,"az":68.2,"t":"2034-05-18T00:15:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.23,"alt":54.26,"az":68.5,"t":"2034-05-18T00:20:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.22,"alt":55.13,"az":68.9,"t":"2034-05-18T00:25:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.21,"alt":56.01,"az":69.2,"t":"2034-05-18T00:30:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.19,"alt":56.88,"az":69.6,"t":"2034-05-18T00:35:00Z","terrain":1.14},{"above_terrain":true,"airmass":1.18,"alt":57.76,"az":69.9,"t":"2034-05-18T00:40:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.17,"alt":58.64,"az":70.2,"t":"2034-05-18T00:45:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.16,"alt":59.52,"az":70.5,"t":"2034-05-18T00:50:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.15,"alt":60.41,"az":70.8,"t":"2034-05-18T00:55:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.14,"alt":61.29,"az":71.1,"t":"2034-05-18T01:00:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.13,"alt":62.18,"az":71.4,"t":"2034-05-18T01:05:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.12,"alt":63.06,"az":71.6,"t":"2034-05-18T01:10:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.11,"alt":63.95,"az":71.9,"t":"2034-05-18T01:15:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.1,"alt":64.84,"az":72.1,"t":"2034-05-18T01:20:00Z","terrain":1.18},{"above_terrain":true,"airmass":1.1,"alt":65.73,"az":72.3,"t":"2034-05-18T01:25:00Z","terrain":1.13},{"above_terrain":true,"airmass":1.09,"alt":66.63,"az":72.5,"t":"2034-05-18T01:30:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.08,"alt":67.52,"az":72.7,"t":"2034-05-18T01:35:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.07,"alt":68.41,"az":72.8,"t":"2034-05-18T01:40:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.07,"alt":69.31,"az":73.0,"t":"2034-05-18T01:45:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.06,"alt":70.2,"az":73.0,"t":"2034-05-18T01:50:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.06,"alt":71.1,"az":73.1,"t":"2034-05-18T01:55:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.05,"alt":71.99,"az":73.1,"t":"2034-05-18T02:00:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.05,"alt":72.89,"az":73.1,"t":"2034-05-18T02:05:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.04,"alt":73.78,"az":73.0,"t":"2034-05-18T02:10:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.04,"alt":74.68,"az":72.9,"t":"2034-05-18T02:15:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.03,"alt":75.57,"az":72.7,"t":"2034-05-18T02:20:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.03,"alt":76.47,"az":72.4,"t":"2034-05-18T02:25:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.02,"alt":77.36,"az":72.0,"t":"2034-05-18T02:30:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.02,"alt":78.25,"az":71.5,"t":"2034-05-18T02:35:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.02,"alt":79.13,"az":70.8,"t":"2034-05-18T02:40:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.02,"alt":80.01,"az":69.9,"t":"2034-05-18T02:45:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.01,"alt":80.89,"az":68.8,"t":"2034-05-18T02:50:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.01,"alt":81.76,"az":67.3,"t":"2034-05-18T02:55:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.01,"alt":82.61,"az":65.4,"t":"2034-05-18T03:00:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.01,"alt":83.46,"az":62.9,"t":"2034-05-18T03:05:00Z","terrain":0.92},{"above_terrain":true,"airmass":1.0,"alt":84.28,"az":59.5,"t":"2034-05-18T03:10:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.0,"alt":85.07,"az":54.9,"t":"2034-05-18T03:15:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.0,"alt":85.8,"az":48.5,"t":"2034-05-18T03:20:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.0,"alt":86.45,"az":39.4,"t":"2034-05-18T03:25:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.0,"alt":86.97,"az":26.5,"t":"2034-05-18T03:30:00Z","terrain":1.31},{"above_terrain":true,"airmass":1.0,"alt":87.26,"az":9.6,"t":"2034-05-18T03:35:00Z","terrain":-0.62},{"above_terrain":true,"airmass":1.0,"alt":87.26,"az":350.8,"t":"2034-05-18T03:40:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.0,"alt":86.98,"az":333.8,"t":"2034-05-18T03:45:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.0,"alt":86.47,"az":320.9,"t":"2034-05-18T03:50:00Z","terrain":-0.2},{"above_terrain":true,"airmass":1.0,"alt":85.82,"az":311.7,"t":"2034-05-18T03:55:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.0,"alt":85.08,"az":305.2,"t":"2034-05-18T04:00:00Z","terrain":-0.27},{"above_terrain":true,"airmass":1.0,"alt":84.29,"az":300.5,"t":"2034-05-18T04:05:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.01,"alt":83.47,"az":297.2,"t":"2034-05-18T04:10:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.01,"alt":82.63,"az":294.6,"t":"2034-05-18T04:15:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.01,"alt":81.77,"az":292.7,"t":"2034-05-18T04:20:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.01,"alt":80.91,"az":291.3,"t":"2034-05-18T04:25:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.01,"alt":80.03,"az":290.1,"t":"2034-05-18T04:30:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.02,"alt":79.15,"az":289.2,"t":"2034-05-18T04:35:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.02,"alt":78.26,"az":288.6,"t":"2034-05-18T04:40:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.02,"alt":77.38,"az":288.0,"t":"2034-05-18T04:45:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.03,"alt":76.48,"az":287.6,"t":"2034-05-18T04:50:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.03,"alt":75.59,"az":287.3,"t":"2034-05-18T04:55:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.04,"alt":74.7,"az":287.1,"t":"2034-05-18T05:00:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.04,"alt":73.8,"az":287.0,"t":"2034-05-18T05:05:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.05,"alt":72.91,"az":286.9,"t":"2034-05-18T05:10:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.05,"alt":72.01,"az":286.9,"t":"2034-05-18T05:15:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.06,"alt":71.12,"az":286.9,"t":"2034-05-18T05:20:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.06,"alt":70.22,"az":287.0,"t":"2034-05-18T05:25:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.07,"alt":69.33,"az":287.0,"t":"2034-05-18T05:30:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.07,"alt":68.43,"az":287.2,"t":"2034-05-18T05:35:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.08,"alt":67.54,"az":287.3,"t":"2034-05-18T05:40:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.09,"alt":66.64,"az":287.5,"t":"2034-05-18T05:45:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.1,"alt":65.75,"az":287.7,"t":"2034-05-18T05:50:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.1,"alt":64.86,"az":287.9,"t":"2034-05-18T05:55:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.11,"alt":63.97,"az":288.1,"t":"2034-05-18T06:00:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.12,"alt":63.08,"az":288.4,"t":"2034-05-18T06:05:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.13,"alt":62.19,"az":288.6,"t":"2034-05-18T06:10:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.14,"alt":61.31,"az":288.9,"t":"2034-05-18T06:15:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.15,"alt":60.42,"az":289.2,"t":"2034-05-18T06:20:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.16,"alt":59.54,"az":289.5,"t":"2034-05-18T06:25:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.17,"alt":58.66,"az":289.8,"t":"2034-05-18T06:30:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.18,"alt":57.78,"az":290.1,"t":"2034-05-18T06:35:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.19,"alt":56.9,"az":290.4,"t":"2034-05-18T06:40:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.21,"alt":56.02,"az":290.8,"t":"2034-05-18T06:45:00Z","terrain":0.44},{"above_terrain":true,"airmass":1.22,"alt":55.15,"az":291.1,"t":"2034-05-18T06:50:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.23,"alt":54.28,"az":291.5,"t":"2034-05-18T06:55:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.24,"alt":53.41,"az":291.8,"t":"2034-05-18T07:00:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.26,"alt":52.54,"az":292.2,"t":"2034-05-18T07:05:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.27,"alt":51.68,"az":292.6,"t":"2034-05-18T07:10:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.29,"alt":50.81,"az":293.0,"t":"2034-05-18T07:15:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.31,"alt":49.95,"az":293.3,"t":"2034-05-18T07:20:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.32,"alt":49.09,"az":293.7,"t":"2034-05-18T07:25:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.34,"alt":48.24,"az":294.1,"t":"2034-05-18T07:30:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.36,"alt":47.39,"az":294.6,"t":"2034-05-18T07:35:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.38,"alt":46.54,"az":295.0,"t":"2034-05-18T07:40:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.4,"alt":45.69,"az":295.4,"t":"2034-05-18T07:45:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.42,"alt":44.84,"az":295.8,"t":"2034-05-18T07:50:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.44,"alt":44.0,"az":296.2,"t":"2034-05-18T07:55:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.46,"alt":43.17,"az":296.7,"t":"2034-05-18T08:00:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.48,"alt":42.33,"az":297.1,"t":"2034-05-18T08:05:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.51,"alt":41.5,"az":297.6,"t":"2034-05-18T08:10:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.53,"alt":40.67,"az":298.0,"t":"2034-05-18T08:15:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.56,"alt":39.85,"az":298.5,"t":"2034-05-18T08:20:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.59,"alt":39.03,"az":298.9,"t":"2034-05-18T08:25:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.61,"alt":38.21,"az":299.4,"t":"2034-05-18T08:30:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.64,"alt":37.4,"az":299.9,"t":"2034-05-18T08:35:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.67,"alt":36.59,"az":300.4,"t":"2034-05-18T08:40:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.71,"alt":35.78,"az":300.9,"t":"2034-05-18T08:45:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.74,"alt":34.98,"az":301.3,"t":"2034-05-18T08:50:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.78,"alt":34.18,"az":301.8,"t":"2034-05-18T08:55:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.81,"alt":33.39,"az":302.3,"t":"2034-05-18T09:00:00Z","terrain":-0.03}],"transit":{"airmass":1.0,"alt":87.3,"az":350.8,"t":"2034-05-18T03:40:00Z"},"usable_hours":4.25,"verdict":"good","zenith_passage":true},"warnings":["No cloud data for this night (beyond the 4-day forecast, or not yet in the archive) \u2014 the score is geometry only."]}