{"assessment":{"best_window":{"end":"2031-07-13T00:55Z","end_local":"03:55","hours":3.25,"label":"good","mean_quality":0.75,"start":"2031-07-12T21:40Z","start_local":"00:40"},"cost":{"altitude":2.26,"clouds":0.0,"darkness":1.57,"moon":0.49},"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":-1,"cloud":null,"high":null,"iso":"2031-07-12T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-33,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"21:00","wind":null},{"alt":4,"cloud":null,"high":null,"iso":"2031-07-12T19:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-29,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"22:00","wind":null},{"alt":11,"cloud":null,"high":null,"iso":"2031-07-12T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-22,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"23:00","wind":null},{"alt":20,"cloud":null,"high":null,"iso":"2031-07-12T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-14,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":29,"cloud":null,"high":null,"iso":"2031-07-12T22:00Z","label":"good","low":null,"mid":null,"moon_alt":-4,"precip":null,"q":0.75,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":39,"cloud":null,"high":null,"iso":"2031-07-12T23:00Z","label":"good","low":null,"mid":null,"moon_alt":6,"precip":null,"q":0.73,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":49,"cloud":null,"high":null,"iso":"2031-07-13T00:00Z","label":"good","low":null,"mid":null,"moon_alt":17,"precip":null,"q":0.76,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":60,"cloud":null,"high":null,"iso":"2031-07-13T01:00Z","label":"marginal","low":null,"mid":null,"moon_alt":28,"precip":null,"q":0.4,"rh":null,"sky":"astronomical twilight","temp":null,"time":"04:00","wind":null},{"alt":71,"cloud":null,"high":null,"iso":"2031-07-13T02:00Z","label":"poor","low":null,"mid":null,"moon_alt":39,"precip":null,"q":0.12,"rh":null,"sky":"nautical twilight","temp":null,"time":"05:00","wind":null}],"peak_quality":0.81,"peak_sky":0.81,"quality_hours":3.12,"reasons":["the target being low or below 20\u00b0 cost 2.3 quality-hours","daylight and twilight cost 1.6 quality-hours","moonlight cost 0.5 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":64,"score_weather":null,"sky_hours":3.12,"verdict":"unknown","verdict_astronomy":"marginal","weather_known":false,"windows":[{"end":"2031-07-12T21:05Z","end_local":"00:05","hours":3.17,"label":"unusable","mean_quality":0.0,"start":"2031-07-12T17:55Z","start_local":"20:55"},{"end":"2031-07-12T21:40Z","end_local":"00:40","hours":0.58,"label":"marginal","mean_quality":0.5,"start":"2031-07-12T21:05Z","start_local":"00:05"},{"end":"2031-07-13T00:55Z","end_local":"03:55","hours":3.25,"label":"good","mean_quality":0.75,"start":"2031-07-12T21:40Z","start_local":"00:40"},{"end":"2031-07-13T01:45Z","end_local":"04:45","hours":0.83,"label":"marginal","mean_quality":0.39,"start":"2031-07-13T00:55Z","start_local":"03:55"},{"end":"2031-07-13T02:25Z","end_local":"05:25","hours":0.67,"label":"poor","mean_quality":0.12,"start":"2031-07-13T01:45Z","start_local":"04:45"},{"end":"2031-07-13T03:00Z","end_local":"06:00","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2031-07-13T02:25Z","start_local":"05:25"}]},"calculation_version":"2026-10-10.1","forecast":[],"forecast_source":"none","forecast_updated_at":null,"limits":{"good_alt":30.0,"usable_alt":20.0},"night":{"dark_from":"2031-07-12T20:00:52Z","dark_hours":4.87,"dark_to":"2031-07-13T00:52:55Z","moon":{"illumination":0.355,"phase":"waning crescent","waxing":false},"moon_free_dark_hours":2.38,"moonrise":"2031-07-12T22:24:41Z","moonset":"2031-07-12T11:40:57Z","sunrise":"2031-07-13T02:57:53Z","sunset":"2031-07-12T17:55:55Z","twilight":{"astronomical":{"end":"2031-07-12T20:00:52Z","start":"2031-07-13T00:52:55Z"},"civil":{"end":"2031-07-12T18:29:11Z","start":"2031-07-13T02:24:36Z"},"nautical":{"end":"2031-07-12T19:11:26Z","start":"2031-07-13T01:42:21Z"}},"window_end":"2031-07-13T09:00:00Z","window_start":"2031-07-12T09:00:00Z"},"night_date":"2031-07-12","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.18,"alt":58.1,"t":"2031-07-13T00:50:00Z"},"dec":41.26875,"dec_of_date":41.4411,"dec_str":"+41\u00b0 16' 07.5\"","good_hours":2.75,"limit_rise":"2031-07-12T21:02:50Z","limit_set":"2031-07-12T10:25:25Z","max_az_rate_deg_per_min":24.66,"moon_separation":32.9,"never_rises":false,"ra":10.68470833,"ra_of_date":11.1179,"ra_str":"00h 42m 44.3s","resolved":{"common_name":"Andromeda Galaxy","dec":41.26875,"morphology":"SA(s)b","name":"M 31","ra":10.68470833,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=M31","source":"sesame","type":"AGN","type_text":"galaxy with an active nucleus","vmag":3.44},"summary":"Only 2.8 h above 30\u00b0, 3.8 h above 20\u00b0 \u2014 usable, at high airmass.","terrain":{"available":true,"behind_at":"2031-07-12T13:13:27Z","blocked_dark_hours":0,"clears_at":"2031-07-12T18:28:26Z","rise_az":298.3},"track":[{"above_terrain":true,"airmass":1.81,"alt":33.37,"az":298.3,"t":"2031-07-12T09:00:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.85,"alt":32.55,"az":298.9,"t":"2031-07-12T09:05:00Z","terrain":0.16},{"above_terrain":true,"airmass":1.9,"alt":31.73,"az":299.4,"t":"2031-07-12T09:10:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.94,"alt":30.92,"az":300.0,"t":"2031-07-12T09:15:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.99,"alt":30.11,"az":300.5,"t":"2031-07-12T09:20:00Z","terrain":0.34},{"above_terrain":true,"airmass":2.04,"alt":29.3,"az":301.1,"t":"2031-07-12T09:25:00Z","terrain":0.3},{"above_terrain":true,"airmass":2.09,"alt":28.51,"az":301.7,"t":"2031-07-12T09:30:00Z","terrain":0.16},{"above_terrain":true,"airmass":2.14,"alt":27.71,"az":302.2,"t":"2031-07-12T09:35:00Z","terrain":0.01},{"above_terrain":true,"airmass":2.2,"alt":26.92,"az":302.8,"t":"2031-07-12T09:40:00Z","terrain":-0.17},{"above_terrain":true,"airmass":2.26,"alt":26.14,"az":303.4,"t":"2031-07-12T09:45:00Z","terrain":-0.18},{"above_terrain":true,"airmass":2.33,"alt":25.36,"az":304.0,"t":"2031-07-12T09:50:00Z","terrain":-0.1},{"above_terrain":true,"airmass":2.39,"alt":24.59,"az":304.6,"t":"2031-07-12T09:55:00Z","terrain":-0.21},{"above_terrain":true,"airmass":2.46,"alt":23.82,"az":305.1,"t":"2031-07-12T10:00:00Z","terrain":-0.27},{"above_terrain":true,"airmass":2.54,"alt":23.05,"az":305.7,"t":"2031-07-12T10:05:00Z","terrain":-0.2},{"above_terrain":true,"airmass":2.62,"alt":22.3,"az":306.3,"t":"2031-07-12T10:10:00Z","terrain":-0.05},{"above_terrain":true,"airmass":2.71,"alt":21.55,"az":307.0,"t":"2031-07-12T10:15:00Z","terrain":0.17},{"above_terrain":true,"airmass":2.8,"alt":20.8,"az":307.6,"t":"2031-07-12T10:20:00Z","terrain":0.26},{"above_terrain":true,"airmass":2.89,"alt":20.06,"az":308.2,"t":"2031-07-12T10:25:00Z","terrain":0.29},{"above_terrain":true,"airmass":3.0,"alt":19.33,"az":308.8,"t":"2031-07-12T10:30:00Z","terrain":0.2},{"above_terrain":true,"airmass":3.11,"alt":18.6,"az":309.4,"t":"2031-07-12T10:35:00Z","terrain":0.19},{"above_terrain":true,"airmass":3.23,"alt":17.89,"az":310.1,"t":"2031-07-12T10:40:00Z","terrain":0.23},{"above_terrain":true,"airmass":3.35,"alt":17.17,"az":310.7,"t":"2031-07-12T10:45:00Z","terrain":0.32},{"above_terrain":true,"airmass":3.49,"alt":16.47,"az":311.4,"t":"2031-07-12T10:50:00Z","terrain":0.28},{"above_terrain":true,"airmass":3.64,"alt":15.77,"az":312.0,"t":"2031-07-12T10:55:00Z","terrain":0.14},{"above_terrain":true,"airmass":3.79,"alt":15.08,"az":312.7,"t":"2031-07-12T11:00:00Z","terrain":0.23},{"above_terrain":true,"airmass":3.97,"alt":14.39,"az":313.4,"t":"2031-07-12T11:05:00Z","terrain":0.34},{"above_terrain":true,"airmass":4.15,"alt":13.72,"az":314.0,"t":"2031-07-12T11:10:00Z","terrain":0.47},{"above_terrain":true,"airmass":4.35,"alt":13.05,"az":314.7,"t":"2031-07-12T11:15:00Z","terrain":0.53},{"above_terrain":true,"airmass":4.57,"alt":12.38,"az":315.4,"t":"2031-07-12T11:20:00Z","terrain":0.53},{"above_terrain":true,"airmass":4.81,"alt":11.73,"az":316.1,"t":"2031-07-12T11:25:00Z","terrain":0.47},{"above_terrain":true,"airmass":5.07,"alt":11.09,"az":316.8,"t":"2031-07-12T11:30:00Z","terrain":0.34},{"above_terrain":true,"airmass":5.36,"alt":10.45,"az":317.5,"t":"2031-07-12T11:35:00Z","terrain":0.31},{"above_terrain":true,"airmass":5.68,"alt":9.82,"az":318.2,"t":"2031-07-12T11:40:00Z","terrain":0.24},{"above_terrain":true,"airmass":6.03,"alt":9.2,"az":318.9,"t":"2031-07-12T11:45:00Z","terrain":-0.09},{"above_terrain":true,"airmass":6.43,"alt":8.59,"az":319.6,"t":"2031-07-12T11:50:00Z","terrain":-0.18},{"above_terrain":true,"airmass":6.87,"alt":7.99,"az":320.4,"t":"2031-07-12T11:55:00Z","terrain":-0.2},{"above_terrain":true,"airmass":7.36,"alt":7.4,"az":321.1,"t":"2031-07-12T12:00:00Z","terrain":-0.16},{"above_terrain":true,"airmass":7.91,"alt":6.81,"az":321.8,"t":"2031-07-12T12:05:00Z","terrain":0.14},{"above_terrain":true,"airmass":8.55,"alt":6.24,"az":322.6,"t":"2031-07-12T12:10:00Z","terrain":0.13},{"above_terrain":true,"airmass":9.27,"alt":5.68,"az":323.3,"t":"2031-07-12T12:15:00Z","terrain":-0.02},{"above_terrain":true,"airmass":10.1,"alt":5.12,"az":324.1,"t":"2031-07-12T12:20:00Z","terrain":-0.21},{"above_terrain":true,"airmass":11.07,"alt":4.58,"az":324.9,"t":"2031-07-12T12:25:00Z","terrain":-0.19},{"above_terrain":true,"airmass":12.2,"alt":4.05,"az":325.6,"t":"2031-07-12T12:30:00Z","terrain":-0.22},{"above_terrain":true,"airmass":13.53,"alt":3.52,"az":326.4,"t":"2031-07-12T12:35:00Z","terrain":-0.3},{"above_terrain":true,"airmass":15.11,"alt":3.01,"az":327.2,"t":"2031-07-12T12:40:00Z","terrain":-0.36},{"above_terrain":true,"airmass":17.02,"alt":2.51,"az":328.0,"t":"2031-07-12T12:45:00Z","terrain":-0.23},{"above_terrain":true,"airmass":19.34,"alt":2.02,"az":328.8,"t":"2031-07-12T12:50:00Z","terrain":-0.15},{"above_terrain":true,"airmass":22.18,"alt":1.54,"az":329.6,"t":"2031-07-12T12:55:00Z","terrain":-0.27},{"above_terrain":true,"airmass":25.69,"alt":1.07,"az":330.4,"t":"2031-07-12T13:00:00Z","terrain":-0.37},{"above_terrain":true,"airmass":30.06,"alt":0.62,"az":331.3,"t":"2031-07-12T13:05:00Z","terrain":-0.32},{"above_terrain":true,"airmass":35.47,"alt":0.17,"az":332.1,"t":"2031-07-12T13:10:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-0.26,"az":332.9,"t":"2031-07-12T13:15:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-0.68,"az":333.8,"t":"2031-07-12T13:20:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-1.09,"az":334.6,"t":"2031-07-12T13:25:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-1.48,"az":335.5,"t":"2031-07-12T13:30:00Z","terrain":-0.7},{"above_terrain":false,"airmass":null,"alt":-1.86,"az":336.3,"t":"2031-07-12T13:35:00Z","terrain":-0.8},{"above_terrain":false,"airmass":null,"alt":-2.23,"az":337.2,"t":"2031-07-12T13:40:00Z","terrain":-0.68},{"above_terrain":false,"airmass":null,"alt":-2.59,"az":338.1,"t":"2031-07-12T13:45:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-2.93,"az":338.9,"t":"2031-07-12T13:50:00Z","terrain":-0.73},{"above_terrain":false,"airmass":null,"alt":-3.26,"az":339.8,"t":"2031-07-12T13:55:00Z","terrain":-0.57},{"above_terrain":false,"airmass":null,"alt":-3.58,"az":340.7,"t":"2031-07-12T14:00:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-3.88,"az":341.6,"t":"2031-07-12T14:05:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-4.17,"az":342.5,"t":"2031-07-12T14:10:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-4.45,"az":343.4,"t":"2031-07-12T14:15:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-4.71,"az":344.3,"t":"2031-07-12T14:20:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-4.95,"az":345.2,"t":"2031-07-12T14:25:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-5.18,"az":346.1,"t":"2031-07-12T14:30:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-5.4,"az":347.0,"t":"2031-07-12T14:35:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-5.6,"az":348.0,"t":"2031-07-12T14:40:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-5.79,"az":348.9,"t":"2031-07-12T14:45:00Z","terrain":-0.02},{"above_terrain":false,"airmass":null,"alt":-5.96,"az":349.8,"t":"2031-07-12T14:50:00Z","terrain":0.11},{"above_terrain":false,"airmass":null,"alt":-6.12,"az":350.7,"t":"2031-07-12T14:55:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-6.27,"az":351.7,"t":"2031-07-12T15:00:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-6.39,"az":352.6,"t":"2031-07-12T15:05:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-6.51,"az":353.6,"t":"2031-07-12T15:10:00Z","terrain":0.57},{"above_terrain":false,"airmass":null,"alt":-6.6,"az":354.5,"t":"2031-07-12T15:15:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-6.69,"az":355.4,"t":"2031-07-12T15:20:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-6.75,"az":356.4,"t":"2031-07-12T15:25:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-6.8,"az":357.3,"t":"2031-07-12T15:30:00Z","terrain":0.71},{"above_terrain":false,"airmass":null,"alt":-6.84,"az":358.3,"t":"2031-07-12T15:35:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-6.86,"az":359.2,"t":"2031-07-12T15:40:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-6.87,"az":0.2,"t":"2031-07-12T15:45:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-6.86,"az":1.1,"t":"2031-07-12T15:50:00Z","terrain":0.34},{"above_terrain":false,"airmass":null,"alt":-6.83,"az":2.1,"t":"2031-07-12T15:55:00Z","terrain":0.11},{"above_terrain":false,"airmass":null,"alt":-6.79,"az":3.0,"t":"2031-07-12T16:00:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-6.73,"az":3.9,"t":"2031-07-12T16:05:00Z","terrain":-0.27},{"above_terrain":false,"airmass":null,"alt":-6.66,"az":4.9,"t":"2031-07-12T16:10:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-6.57,"az":5.8,"t":"2031-07-12T16:15:00Z","terrain":-0.56},{"above_terrain":false,"airmass":null,"alt":-6.47,"az":6.8,"t":"2031-07-12T16:20:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-6.35,"az":7.7,"t":"2031-07-12T16:25:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-6.22,"az":8.6,"t":"2031-07-12T16:30:00Z","terrain":-0.57},{"above_terrain":false,"airmass":null,"alt":-6.07,"az":9.6,"t":"2031-07-12T16:35:00Z","terrain":-0.63},{"above_terrain":false,"airmass":null,"alt":-5.91,"az":10.5,"t":"2031-07-12T16:40:00Z","terrain":-0.5},{"above_terrain":false,"airmass":null,"alt":-5.73,"az":11.4,"t":"2031-07-12T16:45:00Z","terrain":-0.3},{"above_terrain":false,"airmass":null,"alt":-5.54,"az":12.4,"t":"2031-07-12T16:50:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-5.33,"az":13.3,"t":"2031-07-12T16:55:00Z","terrain":-0.03},{"above_terrain":false,"airmass":null,"alt":-5.11,"az":14.2,"t":"2031-07-12T17:00:00Z","terrain":0.15},{"above_terrain":false,"airmass":null,"alt":-4.87,"az":15.1,"t":"2031-07-12T17:05:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-4.62,"az":16.0,"t":"2031-07-12T17:10:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-4.35,"az":16.9,"t":"2031-07-12T17:15:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-4.07,"az":17.8,"t":"2031-07-12T17:20:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-3.78,"az":18.7,"t":"2031-07-12T17:25:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-3.47,"az":19.6,"t":"2031-07-12T17:30:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-3.15,"az":20.5,"t":"2031-07-12T17:35:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-2.82,"az":21.4,"t":"2031-07-12T17:40:00Z","terrain":0.8},{"above_terrain":false,"airmass":null,"alt":-2.47,"az":22.2,"t":"2031-07-12T17:45:00Z","terrain":1.03},{"above_terrain":false,"airmass":null,"alt":-2.11,"az":23.1,"t":"2031-07-12T17:50:00Z","terrain":1.13},{"above_terrain":false,"airmass":null,"alt":-1.74,"az":24.0,"t":"2031-07-12T17:55:00Z","terrain":0.93},{"above_terrain":false,"airmass":null,"alt":-1.35,"az":24.8,"t":"2031-07-12T18:00:00Z","terrain":1.17},{"above_terrain":false,"airmass":null,"alt":-0.95,"az":25.7,"t":"2031-07-12T18:05:00Z","terrain":1.3},{"above_terrain":false,"airmass":null,"alt":-0.54,"az":26.5,"t":"2031-07-12T18:10:00Z","terrain":1.31},{"above_terrain":false,"airmass":null,"alt":-0.11,"az":27.4,"t":"2031-07-12T18:15:00Z","terrain":1.25},{"above_terrain":false,"airmass":33.48,"alt":0.32,"az":28.2,"t":"2031-07-12T18:20:00Z","terrain":1.15},{"above_terrain":false,"airmass":28.45,"alt":0.77,"az":29.0,"t":"2031-07-12T18:25:00Z","terrain":1.0},{"above_terrain":true,"airmass":24.4,"alt":1.23,"az":29.8,"t":"2031-07-12T18:30:00Z","terrain":1.13},{"above_terrain":true,"airmass":21.13,"alt":1.7,"az":30.7,"t":"2031-07-12T18:35:00Z","terrain":1.25},{"above_terrain":true,"airmass":18.49,"alt":2.19,"az":31.5,"t":"2031-07-12T18:40:00Z","terrain":1.32},{"above_terrain":true,"airmass":16.32,"alt":2.68,"az":32.3,"t":"2031-07-12T18:45:00Z","terrain":1.24},{"above_terrain":true,"airmass":14.54,"alt":3.18,"az":33.1,"t":"2031-07-12T18:50:00Z","terrain":0.96},{"above_terrain":true,"airmass":13.05,"alt":3.7,"az":33.8,"t":"2031-07-12T18:55:00Z","terrain":0.52},{"above_terrain":true,"airmass":11.79,"alt":4.23,"az":34.6,"t":"2031-07-12T19:00:00Z","terrain":0.19},{"above_terrain":true,"airmass":10.72,"alt":4.76,"az":35.4,"t":"2031-07-12T19:05:00Z","terrain":0.04},{"above_terrain":true,"airmass":9.8,"alt":5.31,"az":36.2,"t":"2031-07-12T19:10:00Z","terrain":0.01},{"above_terrain":true,"airmass":9.01,"alt":5.87,"az":36.9,"t":"2031-07-12T19:15:00Z","terrain":-0.08},{"above_terrain":true,"airmass":8.32,"alt":6.44,"az":37.7,"t":"2031-07-12T19:20:00Z","terrain":-0.17},{"above_terrain":true,"airmass":7.72,"alt":7.01,"az":38.4,"t":"2031-07-12T19:25:00Z","terrain":-0.19},{"above_terrain":true,"airmass":7.18,"alt":7.6,"az":39.2,"t":"2031-07-12T19:30:00Z","terrain":-0.14},{"above_terrain":true,"airmass":6.71,"alt":8.19,"az":39.9,"t":"2031-07-12T19:35:00Z","terrain":-0.06},{"above_terrain":true,"airmass":6.29,"alt":8.8,"az":40.6,"t":"2031-07-12T19:40:00Z","terrain":-0.01},{"above_terrain":true,"airmass":5.91,"alt":9.41,"az":41.3,"t":"2031-07-12T19:45:00Z","terrain":0.05},{"above_terrain":true,"airmass":5.57,"alt":10.04,"az":42.1,"t":"2031-07-12T19:50:00Z","terrain":0.13},{"above_terrain":true,"airmass":5.26,"alt":10.67,"az":42.8,"t":"2031-07-12T19:55:00Z","terrain":0.22},{"above_terrain":true,"airmass":4.98,"alt":11.31,"az":43.5,"t":"2031-07-12T20:00:00Z","terrain":0.32},{"above_terrain":true,"airmass":4.73,"alt":11.95,"az":44.2,"t":"2031-07-12T20:05:00Z","terrain":0.44},{"above_terrain":true,"airmass":4.49,"alt":12.61,"az":44.8,"t":"2031-07-12T20:10:00Z","terrain":0.55},{"above_terrain":true,"airmass":4.28,"alt":13.27,"az":45.5,"t":"2031-07-12T20:15:00Z","terrain":0.63},{"above_terrain":true,"airmass":4.09,"alt":13.95,"az":46.2,"t":"2031-07-12T20:20:00Z","terrain":0.66},{"above_terrain":true,"airmass":3.91,"alt":14.63,"az":46.9,"t":"2031-07-12T20:25:00Z","terrain":0.62},{"above_terrain":true,"airmass":3.74,"alt":15.31,"az":47.5,"t":"2031-07-12T20:30:00Z","terrain":0.57},{"above_terrain":true,"airmass":3.58,"alt":16.01,"az":48.2,"t":"2031-07-12T20:35:00Z","terrain":0.51},{"above_terrain":true,"airmass":3.44,"alt":16.71,"az":48.8,"t":"2031-07-12T20:40:00Z","terrain":0.43},{"above_terrain":true,"airmass":3.31,"alt":17.42,"az":49.5,"t":"2031-07-12T20:45:00Z","terrain":0.41},{"above_terrain":true,"airmass":3.19,"alt":18.13,"az":50.1,"t":"2031-07-12T20:50:00Z","terrain":0.42},{"above_terrain":true,"airmass":3.07,"alt":18.85,"az":50.8,"t":"2031-07-12T20:55:00Z","terrain":0.5},{"above_terrain":true,"airmass":2.96,"alt":19.58,"az":51.4,"t":"2031-07-12T21:00:00Z","terrain":0.57},{"above_terrain":true,"airmass":2.86,"alt":20.32,"az":52.0,"t":"2031-07-12T21:05:00Z","terrain":0.63},{"above_terrain":true,"airmass":2.77,"alt":21.06,"az":52.6,"t":"2031-07-12T21:10:00Z","terrain":0.76},{"above_terrain":true,"airmass":2.68,"alt":21.8,"az":53.3,"t":"2031-07-12T21:15:00Z","terrain":0.88},{"above_terrain":true,"airmass":2.59,"alt":22.56,"az":53.9,"t":"2031-07-12T21:20:00Z","terrain":0.98},{"above_terrain":true,"airmass":2.51,"alt":23.32,"az":54.5,"t":"2031-07-12T21:25:00Z","terrain":1.04},{"above_terrain":true,"airmass":2.44,"alt":24.08,"az":55.1,"t":"2031-07-12T21:30:00Z","terrain":1.08},{"above_terrain":true,"airmass":2.37,"alt":24.85,"az":55.6,"t":"2031-07-12T21:35:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.3,"alt":25.63,"az":56.2,"t":"2031-07-12T21:40:00Z","terrain":1.05},{"above_terrain":true,"airmass":2.24,"alt":26.41,"az":56.8,"t":"2031-07-12T21:45:00Z","terrain":1.07},{"above_terrain":true,"airmass":2.18,"alt":27.19,"az":57.4,"t":"2031-07-12T21:50:00Z","terrain":1.14},{"above_terrain":true,"airmass":2.12,"alt":27.98,"az":58.0,"t":"2031-07-12T21:55:00Z","terrain":1.24},{"above_terrain":true,"airmass":2.07,"alt":28.78,"az":58.5,"t":"2031-07-12T22:00:00Z","terrain":1.23},{"above_terrain":true,"airmass":2.02,"alt":29.58,"az":59.1,"t":"2031-07-12T22:05:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.97,"alt":30.39,"az":59.7,"t":"2031-07-12T22:10:00Z","terrain":1.18},{"above_terrain":true,"airmass":1.93,"alt":31.2,"az":60.2,"t":"2031-07-12T22:15:00Z","terrain":1.15},{"above_terrain":true,"airmass":1.88,"alt":32.01,"az":60.8,"t":"2031-07-12T22:20:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.84,"alt":32.83,"az":61.3,"t":"2031-07-12T22:25:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.8,"alt":33.65,"az":61.8,"t":"2031-07-12T22:30:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.76,"alt":34.48,"az":62.4,"t":"2031-07-12T22:35:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.73,"alt":35.31,"az":62.9,"t":"2031-07-12T22:40:00Z","terrain":0.92},{"above_terrain":true,"airmass":1.69,"alt":36.15,"az":63.4,"t":"2031-07-12T22:45:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.66,"alt":36.98,"az":64.0,"t":"2031-07-12T22:50:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.63,"alt":37.83,"az":64.5,"t":"2031-07-12T22:55:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.6,"alt":38.67,"az":65.0,"t":"2031-07-12T23:00:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.57,"alt":39.52,"az":65.5,"t":"2031-07-12T23:05:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.54,"alt":40.38,"az":66.0,"t":"2031-07-12T23:10:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.51,"alt":41.24,"az":66.6,"t":"2031-07-12T23:15:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.49,"alt":42.1,"az":67.1,"t":"2031-07-12T23:20:00Z","terrain":0.93},{"above_terrain":true,"airmass":1.47,"alt":42.96,"az":67.6,"t":"2031-07-12T23:25:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.44,"alt":43.83,"az":68.1,"t":"2031-07-12T23:30:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.42,"alt":44.7,"az":68.6,"t":"2031-07-12T23:35:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.4,"alt":45.57,"az":69.1,"t":"2031-07-12T23:40:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.38,"alt":46.44,"az":69.5,"t":"2031-07-12T23:45:00Z","terrain":1.14},{"above_terrain":true,"airmass":1.36,"alt":47.32,"az":70.0,"t":"2031-07-12T23:50:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.34,"alt":48.2,"az":70.5,"t":"2031-07-12T23:55:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.32,"alt":49.09,"az":71.0,"t":"2031-07-13T00:00:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.3,"alt":49.97,"az":71.5,"t":"2031-07-13T00:05:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.29,"alt":50.86,"az":72.0,"t":"2031-07-13T00:10:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.27,"alt":51.75,"az":72.4,"t":"2031-07-13T00:15:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.26,"alt":52.65,"az":72.9,"t":"2031-07-13T00:20:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.24,"alt":53.54,"az":73.4,"t":"2031-07-13T00:25:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.23,"alt":54.44,"az":73.9,"t":"2031-07-13T00:30:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.21,"alt":55.34,"az":74.3,"t":"2031-07-13T00:35:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.2,"alt":56.24,"az":74.8,"t":"2031-07-13T00:40:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.19,"alt":57.15,"az":75.3,"t":"2031-07-13T00:45:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.18,"alt":58.05,"az":75.7,"t":"2031-07-13T00:50:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.17,"alt":58.96,"az":76.2,"t":"2031-07-13T00:55:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.16,"alt":59.87,"az":76.6,"t":"2031-07-13T01:00:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.15,"alt":60.78,"az":77.1,"t":"2031-07-13T01:05:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.14,"alt":61.69,"az":77.6,"t":"2031-07-13T01:10:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.13,"alt":62.61,"az":78.0,"t":"2031-07-13T01:15:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.12,"alt":63.53,"az":78.5,"t":"2031-07-13T01:20:00Z","terrain":0.6},{"above_terrain":true,"airmass":1.11,"alt":64.44,"az":78.9,"t":"2031-07-13T01:25:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.1,"alt":65.36,"az":79.4,"t":"2031-07-13T01:30:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.09,"alt":66.28,"az":79.9,"t":"2031-07-13T01:35:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.08,"alt":67.21,"az":80.3,"t":"2031-07-13T01:40:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.08,"alt":68.13,"az":80.8,"t":"2031-07-13T01:45:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.07,"alt":69.05,"az":81.2,"t":"2031-07-13T01:50:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.06,"alt":69.98,"az":81.7,"t":"2031-07-13T01:55:00Z","terrain":0.76},{"above_terrain":true,"airmass":1.06,"alt":70.91,"az":82.2,"t":"2031-07-13T02:00:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.05,"alt":71.83,"az":82.6,"t":"2031-07-13T02:05:00Z","terrain":0.59},{"above_terrain":true,"airmass":1.05,"alt":72.76,"az":83.1,"t":"2031-07-13T02:10:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.04,"alt":73.69,"az":83.6,"t":"2031-07-13T02:15:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.04,"alt":74.62,"az":84.1,"t":"2031-07-13T02:20:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.03,"alt":75.55,"az":84.5,"t":"2031-07-13T02:25:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.03,"alt":76.49,"az":85.0,"t":"2031-07-13T02:30:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.02,"alt":77.42,"az":85.5,"t":"2031-07-13T02:35:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.02,"alt":78.35,"az":86.0,"t":"2031-07-13T02:40:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.02,"alt":79.29,"az":86.6,"t":"2031-07-13T02:45:00Z","terrain":0.11},{"above_terrain":true,"airmass":1.01,"alt":80.22,"az":87.1,"t":"2031-07-13T02:50:00Z","terrain":0.05},{"above_terrain":true,"airmass":1.01,"alt":81.16,"az":87.7,"t":"2031-07-13T02:55:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.01,"alt":82.09,"az":88.3,"t":"2031-07-13T03:00:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.01,"alt":83.03,"az":89.0,"t":"2031-07-13T03:05:00Z","terrain":-0.2},{"above_terrain":true,"airmass":1.01,"alt":83.96,"az":89.7,"t":"2031-07-13T03:10:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.0,"alt":84.9,"az":90.6,"t":"2031-07-13T03:15:00Z","terrain":-0.15},{"above_terrain":true,"airmass":1.0,"alt":85.83,"az":91.6,"t":"2031-07-13T03:20:00Z","terrain":0.03},{"above_terrain":true,"airmass":1.0,"alt":86.77,"az":93.0,"t":"2031-07-13T03:25:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.0,"alt":87.7,"az":95.3,"t":"2031-07-13T03:30:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.0,"alt":88.63,"az":100.0,"t":"2031-07-13T03:35:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.0,"alt":89.52,"az":121.5,"t":"2031-07-13T03:40:00Z","terrain":-1.22},{"above_terrain":true,"airmass":1.0,"alt":89.41,"az":244.8,"t":"2031-07-13T03:45:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.0,"alt":88.51,"az":260.9,"t":"2031-07-13T03:50:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.0,"alt":87.58,"az":265.1,"t":"2031-07-13T03:55:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.0,"alt":86.65,"az":267.2,"t":"2031-07-13T04:00:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.0,"alt":85.71,"az":268.5,"t":"2031-07-13T04:05:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.0,"alt":84.78,"az":269.6,"t":"2031-07-13T04:10:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.01,"alt":83.84,"az":270.4,"t":"2031-07-13T04:15:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.01,"alt":82.9,"az":271.1,"t":"2031-07-13T04:20:00Z","terrain":0.74},{"above_terrain":true,"airmass":1.01,"alt":81.97,"az":271.8,"t":"2031-07-13T04:25:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.01,"alt":81.03,"az":272.4,"t":"2031-07-13T04:30:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.01,"alt":80.1,"az":273.0,"t":"2031-07-13T04:35:00Z","terrain":0.15},{"above_terrain":true,"airmass":1.02,"alt":79.16,"az":273.5,"t":"2031-07-13T04:40:00Z","terrain":0.06},{"above_terrain":true,"airmass":1.02,"alt":78.23,"az":274.0,"t":"2031-07-13T04:45:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.02,"alt":77.3,"az":274.5,"t":"2031-07-13T04:50:00Z","terrain":0.03},{"above_terrain":true,"airmass":1.03,"alt":76.36,"az":275.0,"t":"2031-07-13T04:55:00Z","terrain":0.09},{"above_terrain":true,"airmass":1.03,"alt":75.43,"az":275.5,"t":"2031-07-13T05:00:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.04,"alt":74.5,"az":276.0,"t":"2031-07-13T05:05:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.04,"alt":73.57,"az":276.5,"t":"2031-07-13T05:10:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.05,"alt":72.64,"az":277.0,"t":"2031-07-13T05:15:00Z","terrain":-0.14},{"above_terrain":true,"airmass":1.05,"alt":71.71,"az":277.4,"t":"2031-07-13T05:20:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.06,"alt":70.79,"az":277.9,"t":"2031-07-13T05:25:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.06,"alt":69.86,"az":278.4,"t":"2031-07-13T05:30:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.07,"alt":68.93,"az":278.8,"t":"2031-07-13T05:35:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.08,"alt":68.01,"az":279.3,"t":"2031-07-13T05:40:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.09,"alt":67.09,"az":279.7,"t":"2031-07-13T05:45:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.09,"alt":66.16,"az":280.2,"t":"2031-07-13T05:50:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.1,"alt":65.24,"az":280.7,"t":"2031-07-13T05:55:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.11,"alt":64.32,"az":281.1,"t":"2031-07-13T06:00:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.12,"alt":63.41,"az":281.6,"t":"2031-07-13T06:05:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.13,"alt":62.49,"az":282.0,"t":"2031-07-13T06:10:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.14,"alt":61.58,"az":282.5,"t":"2031-07-13T06:15:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.15,"alt":60.66,"az":283.0,"t":"2031-07-13T06:20:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.16,"alt":59.75,"az":283.4,"t":"2031-07-13T06:25:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.17,"alt":58.84,"az":283.9,"t":"2031-07-13T06:30:00Z","terrain":0.1},{"above_terrain":true,"airmass":1.18,"alt":57.93,"az":284.3,"t":"2031-07-13T06:35:00Z","terrain":0.16},{"above_terrain":true,"airmass":1.19,"alt":57.03,"az":284.8,"t":"2031-07-13T06:40:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.2,"alt":56.12,"az":285.3,"t":"2031-07-13T06:45:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.22,"alt":55.22,"az":285.7,"t":"2031-07-13T06:50:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.23,"alt":54.32,"az":286.2,"t":"2031-07-13T06:55:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.24,"alt":53.43,"az":286.7,"t":"2031-07-13T07:00:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.26,"alt":52.53,"az":287.1,"t":"2031-07-13T07:05:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.27,"alt":51.64,"az":287.6,"t":"2031-07-13T07:10:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.29,"alt":50.75,"az":288.1,"t":"2031-07-13T07:15:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.31,"alt":49.86,"az":288.6,"t":"2031-07-13T07:20:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.32,"alt":48.97,"az":289.1,"t":"2031-07-13T07:25:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.34,"alt":48.09,"az":289.5,"t":"2031-07-13T07:30:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.36,"alt":47.21,"az":290.0,"t":"2031-07-13T07:35:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.38,"alt":46.33,"az":290.5,"t":"2031-07-13T07:40:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.4,"alt":45.45,"az":291.0,"t":"2031-07-13T07:45:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.42,"alt":44.58,"az":291.5,"t":"2031-07-13T07:50:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.45,"alt":43.71,"az":292.0,"t":"2031-07-13T07:55:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.47,"alt":42.85,"az":292.5,"t":"2031-07-13T08:00:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.49,"alt":41.98,"az":293.0,"t":"2031-07-13T08:05:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.52,"alt":41.12,"az":293.5,"t":"2031-07-13T08:10:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.54,"alt":40.27,"az":294.0,"t":"2031-07-13T08:15:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.57,"alt":39.41,"az":294.5,"t":"2031-07-13T08:20:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.6,"alt":38.56,"az":295.0,"t":"2031-07-13T08:25:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.63,"alt":37.72,"az":295.6,"t":"2031-07-13T08:30:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.66,"alt":36.88,"az":296.1,"t":"2031-07-13T08:35:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.7,"alt":36.04,"az":296.6,"t":"2031-07-13T08:40:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.73,"alt":35.2,"az":297.1,"t":"2031-07-13T08:45:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.77,"alt":34.37,"az":297.7,"t":"2031-07-13T08:50:00Z","terrain":0.16},{"above_terrain":true,"airmass":1.81,"alt":33.54,"az":298.2,"t":"2031-07-13T08:55:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.85,"alt":32.72,"az":298.8,"t":"2031-07-13T09:00:00Z","terrain":0.16}],"transit":{"airmass":1.0,"alt":89.5,"az":121.5,"t":"2031-07-13T03:40:00Z"},"usable_hours":3.83,"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."]}
