{"assessment":{"best_window":{"end":"2041-07-19T01:05Z","end_local":"04:05","hours":2.17,"label":"good","mean_quality":0.61,"start":"2041-07-18T22:55Z","start_local":"01:55"},"cost":{"altitude":1.97,"clouds":0.0,"darkness":1.51,"moon":1.32},"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":"2041-07-18T18:00Z","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":7,"cloud":null,"high":null,"iso":"2041-07-18T19:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-23,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"22:00","wind":null},{"alt":15,"cloud":null,"high":null,"iso":"2041-07-18T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-12,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":23,"cloud":null,"high":null,"iso":"2041-07-18T21:00Z","label":"marginal","low":null,"mid":null,"moon_alt":-1,"precip":null,"q":0.54,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":33,"cloud":null,"high":null,"iso":"2041-07-18T22:00Z","label":"marginal","low":null,"mid":null,"moon_alt":10,"precip":null,"q":0.59,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":43,"cloud":null,"high":null,"iso":"2041-07-18T23:00Z","label":"good","low":null,"mid":null,"moon_alt":20,"precip":null,"q":0.6,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":54,"cloud":null,"high":null,"iso":"2041-07-19T00:00Z","label":"good","low":null,"mid":null,"moon_alt":30,"precip":null,"q":0.61,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":65,"cloud":null,"high":null,"iso":"2041-07-19T01:00Z","label":"good","low":null,"mid":null,"moon_alt":39,"precip":null,"q":0.61,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":76,"cloud":null,"high":null,"iso":"2041-07-19T02:00Z","label":"poor","low":null,"mid":null,"moon_alt":46,"precip":null,"q":0.09,"rh":null,"sky":"nautical twilight","temp":null,"time":"05:00","wind":null},{"alt":87,"cloud":null,"high":null,"iso":"2041-07-19T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":49,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"06:00","wind":null}],"peak_quality":0.62,"peak_sky":0.62,"quality_hours":2.85,"reasons":["the target being low or below 20\u00b0 cost 2.0 quality-hours","daylight and twilight cost 1.5 quality-hours","moonlight cost 1.3 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":44,"score_weather":null,"sky_hours":2.85,"verdict":"unknown","verdict_astronomy":"marginal","weather_known":false,"windows":[{"end":"2041-07-18T20:40Z","end_local":"23:40","hours":2.83,"label":"unusable","mean_quality":0.0,"start":"2041-07-18T17:50Z","start_local":"20:50"},{"end":"2041-07-18T22:55Z","end_local":"01:55","hours":2.25,"label":"marginal","mean_quality":0.55,"start":"2041-07-18T20:40Z","start_local":"23:40"},{"end":"2041-07-19T01:05Z","end_local":"04:05","hours":2.17,"label":"good","mean_quality":0.61,"start":"2041-07-18T22:55Z","start_local":"01:55"},{"end":"2041-07-19T01:30Z","end_local":"04:30","hours":0.42,"label":"marginal","mean_quality":0.3,"start":"2041-07-19T01:05Z","start_local":"04:05"},{"end":"2041-07-19T02:35Z","end_local":"05:35","hours":1.08,"label":"poor","mean_quality":0.15,"start":"2041-07-19T01:30Z","start_local":"04:30"},{"end":"2041-07-19T03:05Z","end_local":"06:05","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2041-07-19T02:35Z","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":"2041-07-18T19:53:06Z","dark_hours":5.15,"dark_to":"2041-07-19T01:01:58Z","moon":{"illumination":0.661,"phase":"waning gibbous","waxing":false},"moon_free_dark_hours":1.23,"moonrise":"2041-07-18T21:08:40Z","moonset":null,"sunrise":"2041-07-19T03:03:16Z","sunset":"2041-07-18T17:51:49Z","twilight":{"astronomical":{"end":"2041-07-18T19:53:06Z","start":"2041-07-19T01:01:58Z"},"civil":{"end":"2041-07-18T18:24:30Z","start":"2041-07-19T02:30:36Z"},"nautical":{"end":"2041-07-18T19:05:41Z","start":"2041-07-19T01:49:24Z"}},"window_end":"2041-07-19T09:00:00Z","window_start":"2041-07-18T09:00:00Z"},"night_date":"2041-07-18","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.11,"alt":64.5,"t":"2041-07-19T01:00:00Z"},"dec":41.26875,"dec_of_date":41.4958,"dec_str":"+41\u00b0 16' 07.5\"","good_hours":3.33,"limit_rise":"2041-07-18T20:37:18Z","limit_set":"2041-07-18T10:00:20Z","max_az_rate_deg_per_min":26.48,"moon_separation":40.8,"never_rises":false,"ra":10.68470833,"ra_of_date":11.2558,"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":"3.3 dark hours above 30\u00b0 \u2014 a proper target for this night.","terrain":{"available":true,"behind_at":"2041-07-18T12:48:40Z","blocked_dark_hours":0,"clears_at":"2041-07-18T18:02:21Z","rise_az":301.2},"track":[{"above_terrain":true,"airmass":2.04,"alt":29.28,"az":301.2,"t":"2041-07-18T09:00:00Z","terrain":0.28},{"above_terrain":true,"airmass":2.09,"alt":28.48,"az":301.7,"t":"2041-07-18T09:05:00Z","terrain":0.14},{"above_terrain":true,"airmass":2.14,"alt":27.69,"az":302.3,"t":"2041-07-18T09:10:00Z","terrain":-0.02},{"above_terrain":true,"airmass":2.2,"alt":26.9,"az":302.9,"t":"2041-07-18T09:15:00Z","terrain":-0.2},{"above_terrain":true,"airmass":2.26,"alt":26.12,"az":303.5,"t":"2041-07-18T09:20:00Z","terrain":-0.17},{"above_terrain":true,"airmass":2.33,"alt":25.34,"az":304.1,"t":"2041-07-18T09:25:00Z","terrain":-0.11},{"above_terrain":true,"airmass":2.39,"alt":24.57,"az":304.6,"t":"2041-07-18T09:30:00Z","terrain":-0.22},{"above_terrain":true,"airmass":2.47,"alt":23.8,"az":305.2,"t":"2041-07-18T09:35:00Z","terrain":-0.26},{"above_terrain":true,"airmass":2.54,"alt":23.04,"az":305.8,"t":"2041-07-18T09:40:00Z","terrain":-0.19},{"above_terrain":true,"airmass":2.62,"alt":22.28,"az":306.4,"t":"2041-07-18T09:45:00Z","terrain":-0.02},{"above_terrain":true,"airmass":2.71,"alt":21.53,"az":307.0,"t":"2041-07-18T09:50:00Z","terrain":0.19},{"above_terrain":true,"airmass":2.8,"alt":20.79,"az":307.7,"t":"2041-07-18T09:55:00Z","terrain":0.27},{"above_terrain":true,"airmass":2.9,"alt":20.05,"az":308.3,"t":"2041-07-18T10:00:00Z","terrain":0.28},{"above_terrain":true,"airmass":3.0,"alt":19.32,"az":308.9,"t":"2041-07-18T10:05:00Z","terrain":0.18},{"above_terrain":true,"airmass":3.11,"alt":18.59,"az":309.5,"t":"2041-07-18T10:10:00Z","terrain":0.2},{"above_terrain":true,"airmass":3.23,"alt":17.88,"az":310.2,"t":"2041-07-18T10:15:00Z","terrain":0.24},{"above_terrain":true,"airmass":3.36,"alt":17.16,"az":310.8,"t":"2041-07-18T10:20:00Z","terrain":0.33},{"above_terrain":true,"airmass":3.49,"alt":16.46,"az":311.5,"t":"2041-07-18T10:25:00Z","terrain":0.26},{"above_terrain":true,"airmass":3.64,"alt":15.76,"az":312.1,"t":"2041-07-18T10:30:00Z","terrain":0.15},{"above_terrain":true,"airmass":3.8,"alt":15.07,"az":312.8,"t":"2041-07-18T10:35:00Z","terrain":0.24},{"above_terrain":true,"airmass":3.97,"alt":14.39,"az":313.4,"t":"2041-07-18T10:40:00Z","terrain":0.36},{"above_terrain":true,"airmass":4.15,"alt":13.71,"az":314.1,"t":"2041-07-18T10:45:00Z","terrain":0.48},{"above_terrain":true,"airmass":4.35,"alt":13.04,"az":314.8,"t":"2041-07-18T10:50:00Z","terrain":0.54},{"above_terrain":true,"airmass":4.57,"alt":12.38,"az":315.5,"t":"2041-07-18T10:55:00Z","terrain":0.52},{"above_terrain":true,"airmass":4.81,"alt":11.73,"az":316.2,"t":"2041-07-18T11:00:00Z","terrain":0.45},{"above_terrain":true,"airmass":5.07,"alt":11.09,"az":316.9,"t":"2041-07-18T11:05:00Z","terrain":0.33},{"above_terrain":true,"airmass":5.36,"alt":10.45,"az":317.6,"t":"2041-07-18T11:10:00Z","terrain":0.32},{"above_terrain":true,"airmass":5.68,"alt":9.82,"az":318.3,"t":"2041-07-18T11:15:00Z","terrain":0.2},{"above_terrain":true,"airmass":6.03,"alt":9.2,"az":319.0,"t":"2041-07-18T11:20:00Z","terrain":-0.13},{"above_terrain":true,"airmass":6.42,"alt":8.59,"az":319.7,"t":"2041-07-18T11:25:00Z","terrain":-0.18},{"above_terrain":true,"airmass":6.86,"alt":7.99,"az":320.4,"t":"2041-07-18T11:30:00Z","terrain":-0.2},{"above_terrain":true,"airmass":7.35,"alt":7.4,"az":321.2,"t":"2041-07-18T11:35:00Z","terrain":-0.13},{"above_terrain":true,"airmass":7.91,"alt":6.82,"az":321.9,"t":"2041-07-18T11:40:00Z","terrain":0.17},{"above_terrain":true,"airmass":8.54,"alt":6.25,"az":322.7,"t":"2041-07-18T11:45:00Z","terrain":0.12},{"above_terrain":true,"airmass":9.26,"alt":5.68,"az":323.4,"t":"2041-07-18T11:50:00Z","terrain":-0.04},{"above_terrain":true,"airmass":10.09,"alt":5.13,"az":324.2,"t":"2041-07-18T11:55:00Z","terrain":-0.21},{"above_terrain":true,"airmass":11.05,"alt":4.59,"az":325.0,"t":"2041-07-18T12:00:00Z","terrain":-0.19},{"above_terrain":true,"airmass":12.17,"alt":4.06,"az":325.7,"t":"2041-07-18T12:05:00Z","terrain":-0.23},{"above_terrain":true,"airmass":13.49,"alt":3.54,"az":326.5,"t":"2041-07-18T12:10:00Z","terrain":-0.32},{"above_terrain":true,"airmass":15.06,"alt":3.02,"az":327.3,"t":"2041-07-18T12:15:00Z","terrain":-0.34},{"above_terrain":true,"airmass":16.95,"alt":2.52,"az":328.1,"t":"2041-07-18T12:20:00Z","terrain":-0.22},{"above_terrain":true,"airmass":19.25,"alt":2.03,"az":328.9,"t":"2041-07-18T12:25:00Z","terrain":-0.14},{"above_terrain":true,"airmass":22.06,"alt":1.56,"az":329.7,"t":"2041-07-18T12:30:00Z","terrain":-0.28},{"above_terrain":true,"airmass":25.53,"alt":1.09,"az":330.5,"t":"2041-07-18T12:35:00Z","terrain":-0.37},{"above_terrain":true,"airmass":29.84,"alt":0.64,"az":331.3,"t":"2041-07-18T12:40:00Z","terrain":-0.31},{"above_terrain":true,"airmass":35.18,"alt":0.19,"az":332.2,"t":"2041-07-18T12:45:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-0.24,"az":333.0,"t":"2041-07-18T12:50:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-0.66,"az":333.8,"t":"2041-07-18T12:55:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-1.06,"az":334.7,"t":"2041-07-18T13:00:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-1.46,"az":335.5,"t":"2041-07-18T13:05:00Z","terrain":-0.72},{"above_terrain":false,"airmass":null,"alt":-1.84,"az":336.4,"t":"2041-07-18T13:10:00Z","terrain":-0.79},{"above_terrain":false,"airmass":null,"alt":-2.21,"az":337.3,"t":"2041-07-18T13:15:00Z","terrain":-0.66},{"above_terrain":false,"airmass":null,"alt":-2.56,"az":338.1,"t":"2041-07-18T13:20:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-2.9,"az":339.0,"t":"2041-07-18T13:25:00Z","terrain":-0.75},{"above_terrain":false,"airmass":null,"alt":-3.23,"az":339.9,"t":"2041-07-18T13:30:00Z","terrain":-0.55},{"above_terrain":false,"airmass":null,"alt":-3.55,"az":340.8,"t":"2041-07-18T13:35:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-3.85,"az":341.7,"t":"2041-07-18T13:40:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-4.14,"az":342.6,"t":"2041-07-18T13:45:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-4.41,"az":343.5,"t":"2041-07-18T13:50:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-4.67,"az":344.4,"t":"2041-07-18T13:55:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-4.91,"az":345.3,"t":"2041-07-18T14:00:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-5.14,"az":346.2,"t":"2041-07-18T14:05:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-5.36,"az":347.1,"t":"2041-07-18T14:10:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-5.56,"az":348.0,"t":"2041-07-18T14:15:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-5.75,"az":349.0,"t":"2041-07-18T14:20:00Z","terrain":-0.01},{"above_terrain":false,"airmass":null,"alt":-5.92,"az":349.9,"t":"2041-07-18T14:25:00Z","terrain":0.12},{"above_terrain":false,"airmass":null,"alt":-6.08,"az":350.8,"t":"2041-07-18T14:30:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-6.22,"az":351.7,"t":"2041-07-18T14:35:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-6.35,"az":352.7,"t":"2041-07-18T14:40:00Z","terrain":0.43},{"above_terrain":false,"airmass":null,"alt":-6.46,"az":353.6,"t":"2041-07-18T14:45:00Z","terrain":0.57},{"above_terrain":false,"airmass":null,"alt":-6.55,"az":354.6,"t":"2041-07-18T14:50:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-6.64,"az":355.5,"t":"2041-07-18T14:55:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-6.7,"az":356.4,"t":"2041-07-18T15:00:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-6.75,"az":357.4,"t":"2041-07-18T15:05:00Z","terrain":0.7},{"above_terrain":false,"airmass":null,"alt":-6.79,"az":358.3,"t":"2041-07-18T15:10:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-6.81,"az":359.3,"t":"2041-07-18T15:15:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-6.81,"az":0.2,"t":"2041-07-18T15:20:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-6.8,"az":1.2,"t":"2041-07-18T15:25:00Z","terrain":0.33},{"above_terrain":false,"airmass":null,"alt":-6.77,"az":2.1,"t":"2041-07-18T15:30:00Z","terrain":0.09},{"above_terrain":false,"airmass":null,"alt":-6.73,"az":3.1,"t":"2041-07-18T15:35:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-6.67,"az":4.0,"t":"2041-07-18T15:40:00Z","terrain":-0.28},{"above_terrain":false,"airmass":null,"alt":-6.6,"az":4.9,"t":"2041-07-18T15:45:00Z","terrain":-0.42},{"above_terrain":false,"airmass":null,"alt":-6.51,"az":5.9,"t":"2041-07-18T15:50:00Z","terrain":-0.57},{"above_terrain":false,"airmass":null,"alt":-6.41,"az":6.8,"t":"2041-07-18T15:55:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-6.29,"az":7.8,"t":"2041-07-18T16:00:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-6.16,"az":8.7,"t":"2041-07-18T16:05:00Z","terrain":-0.58},{"above_terrain":false,"airmass":null,"alt":-6.01,"az":9.6,"t":"2041-07-18T16:10:00Z","terrain":-0.62},{"above_terrain":false,"airmass":null,"alt":-5.84,"az":10.6,"t":"2041-07-18T16:15:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-5.66,"az":11.5,"t":"2041-07-18T16:20:00Z","terrain":-0.29},{"above_terrain":false,"airmass":null,"alt":-5.47,"az":12.4,"t":"2041-07-18T16:25:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-5.26,"az":13.3,"t":"2041-07-18T16:30:00Z","terrain":-0.02},{"above_terrain":false,"airmass":null,"alt":-5.04,"az":14.2,"t":"2041-07-18T16:35:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-4.8,"az":15.2,"t":"2041-07-18T16:40:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-4.55,"az":16.1,"t":"2041-07-18T16:45:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-4.28,"az":17.0,"t":"2041-07-18T16:50:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-4.0,"az":17.9,"t":"2041-07-18T16:55:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-3.71,"az":18.8,"t":"2041-07-18T17:00:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-3.4,"az":19.6,"t":"2041-07-18T17:05:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-3.08,"az":20.5,"t":"2041-07-18T17:10:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-2.75,"az":21.4,"t":"2041-07-18T17:15:00Z","terrain":0.81},{"above_terrain":false,"airmass":null,"alt":-2.4,"az":22.3,"t":"2041-07-18T17:20:00Z","terrain":1.04},{"above_terrain":false,"airmass":null,"alt":-2.04,"az":23.1,"t":"2041-07-18T17:25:00Z","terrain":1.13},{"above_terrain":false,"airmass":null,"alt":-1.66,"az":24.0,"t":"2041-07-18T17:30:00Z","terrain":0.92},{"above_terrain":false,"airmass":null,"alt":-1.27,"az":24.9,"t":"2041-07-18T17:35:00Z","terrain":1.18},{"above_terrain":false,"airmass":null,"alt":-0.87,"az":25.7,"t":"2041-07-18T17:40:00Z","terrain":1.31},{"above_terrain":false,"airmass":null,"alt":-0.46,"az":26.6,"t":"2041-07-18T17:45:00Z","terrain":1.31},{"above_terrain":false,"airmass":null,"alt":-0.04,"az":27.4,"t":"2041-07-18T17:50:00Z","terrain":1.24},{"above_terrain":false,"airmass":32.54,"alt":0.4,"az":28.2,"t":"2041-07-18T17:55:00Z","terrain":1.15},{"above_terrain":false,"airmass":27.71,"alt":0.85,"az":29.0,"t":"2041-07-18T18:00:00Z","terrain":1.01},{"above_terrain":true,"airmass":23.81,"alt":1.31,"az":29.9,"t":"2041-07-18T18:05:00Z","terrain":1.13},{"above_terrain":true,"airmass":20.67,"alt":1.78,"az":30.7,"t":"2041-07-18T18:10:00Z","terrain":1.26},{"above_terrain":true,"airmass":18.12,"alt":2.26,"az":31.5,"t":"2041-07-18T18:15:00Z","terrain":1.32},{"above_terrain":true,"airmass":16.02,"alt":2.76,"az":32.3,"t":"2041-07-18T18:20:00Z","terrain":1.23},{"above_terrain":true,"airmass":14.29,"alt":3.26,"az":33.1,"t":"2041-07-18T18:25:00Z","terrain":0.95},{"above_terrain":true,"airmass":12.84,"alt":3.78,"az":33.9,"t":"2041-07-18T18:30:00Z","terrain":0.51},{"above_terrain":true,"airmass":11.62,"alt":4.31,"az":34.6,"t":"2041-07-18T18:35:00Z","terrain":0.19},{"above_terrain":true,"airmass":10.58,"alt":4.84,"az":35.4,"t":"2041-07-18T18:40:00Z","terrain":0.04},{"above_terrain":true,"airmass":9.68,"alt":5.39,"az":36.2,"t":"2041-07-18T18:45:00Z","terrain":0.01},{"above_terrain":true,"airmass":8.91,"alt":5.95,"az":36.9,"t":"2041-07-18T18:50:00Z","terrain":-0.08},{"above_terrain":true,"airmass":8.23,"alt":6.51,"az":37.7,"t":"2041-07-18T18:55:00Z","terrain":-0.17},{"above_terrain":true,"airmass":7.64,"alt":7.09,"az":38.4,"t":"2041-07-18T19:00:00Z","terrain":-0.19},{"above_terrain":true,"airmass":7.12,"alt":7.68,"az":39.2,"t":"2041-07-18T19:05:00Z","terrain":-0.14},{"above_terrain":true,"airmass":6.65,"alt":8.27,"az":39.9,"t":"2041-07-18T19:10:00Z","terrain":-0.06},{"above_terrain":true,"airmass":6.23,"alt":8.88,"az":40.6,"t":"2041-07-18T19:15:00Z","terrain":-0.01},{"above_terrain":true,"airmass":5.86,"alt":9.49,"az":41.4,"t":"2041-07-18T19:20:00Z","terrain":0.06},{"above_terrain":true,"airmass":5.53,"alt":10.12,"az":42.1,"t":"2041-07-18T19:25:00Z","terrain":0.13},{"above_terrain":true,"airmass":5.22,"alt":10.75,"az":42.8,"t":"2041-07-18T19:30:00Z","terrain":0.22},{"above_terrain":true,"airmass":4.95,"alt":11.39,"az":43.5,"t":"2041-07-18T19:35:00Z","terrain":0.33},{"above_terrain":true,"airmass":4.7,"alt":12.04,"az":44.2,"t":"2041-07-18T19:40:00Z","terrain":0.44},{"above_terrain":true,"airmass":4.47,"alt":12.69,"az":44.9,"t":"2041-07-18T19:45:00Z","terrain":0.55},{"above_terrain":true,"airmass":4.26,"alt":13.36,"az":45.5,"t":"2041-07-18T19:50:00Z","terrain":0.63},{"above_terrain":true,"airmass":4.06,"alt":14.03,"az":46.2,"t":"2041-07-18T19:55:00Z","terrain":0.66},{"above_terrain":true,"airmass":3.89,"alt":14.71,"az":46.9,"t":"2041-07-18T20:00:00Z","terrain":0.62},{"above_terrain":true,"airmass":3.72,"alt":15.39,"az":47.5,"t":"2041-07-18T20:05:00Z","terrain":0.57},{"above_terrain":true,"airmass":3.57,"alt":16.09,"az":48.2,"t":"2041-07-18T20:10:00Z","terrain":0.51},{"above_terrain":true,"airmass":3.43,"alt":16.79,"az":48.8,"t":"2041-07-18T20:15:00Z","terrain":0.43},{"above_terrain":true,"airmass":3.29,"alt":17.5,"az":49.5,"t":"2041-07-18T20:20:00Z","terrain":0.41},{"above_terrain":true,"airmass":3.17,"alt":18.21,"az":50.1,"t":"2041-07-18T20:25:00Z","terrain":0.42},{"above_terrain":true,"airmass":3.06,"alt":18.93,"az":50.8,"t":"2041-07-18T20:30:00Z","terrain":0.5},{"above_terrain":true,"airmass":2.95,"alt":19.66,"az":51.4,"t":"2041-07-18T20:35:00Z","terrain":0.57},{"above_terrain":true,"airmass":2.85,"alt":20.4,"az":52.0,"t":"2041-07-18T20:40:00Z","terrain":0.63},{"above_terrain":true,"airmass":2.76,"alt":21.14,"az":52.6,"t":"2041-07-18T20:45:00Z","terrain":0.76},{"above_terrain":true,"airmass":2.67,"alt":21.88,"az":53.2,"t":"2041-07-18T20:50:00Z","terrain":0.88},{"above_terrain":true,"airmass":2.58,"alt":22.64,"az":53.8,"t":"2041-07-18T20:55:00Z","terrain":0.98},{"above_terrain":true,"airmass":2.51,"alt":23.4,"az":54.5,"t":"2041-07-18T21:00:00Z","terrain":1.04},{"above_terrain":true,"airmass":2.43,"alt":24.16,"az":55.0,"t":"2041-07-18T21:05:00Z","terrain":1.08},{"above_terrain":true,"airmass":2.36,"alt":24.93,"az":55.6,"t":"2041-07-18T21:10:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.3,"alt":25.7,"az":56.2,"t":"2041-07-18T21:15:00Z","terrain":1.05},{"above_terrain":true,"airmass":2.23,"alt":26.49,"az":56.8,"t":"2041-07-18T21:20:00Z","terrain":1.07},{"above_terrain":true,"airmass":2.17,"alt":27.27,"az":57.4,"t":"2041-07-18T21:25:00Z","terrain":1.14},{"above_terrain":true,"airmass":2.12,"alt":28.06,"az":58.0,"t":"2041-07-18T21:30:00Z","terrain":1.24},{"above_terrain":true,"airmass":2.07,"alt":28.86,"az":58.5,"t":"2041-07-18T21:35:00Z","terrain":1.23},{"above_terrain":true,"airmass":2.01,"alt":29.66,"az":59.1,"t":"2041-07-18T21:40:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.97,"alt":30.46,"az":59.6,"t":"2041-07-18T21:45:00Z","terrain":1.18},{"above_terrain":true,"airmass":1.92,"alt":31.27,"az":60.2,"t":"2041-07-18T21:50:00Z","terrain":1.15},{"above_terrain":true,"airmass":1.88,"alt":32.09,"az":60.7,"t":"2041-07-18T21:55:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.84,"alt":32.91,"az":61.3,"t":"2041-07-18T22:00:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.8,"alt":33.73,"az":61.8,"t":"2041-07-18T22:05:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.76,"alt":34.56,"az":62.4,"t":"2041-07-18T22:10:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.72,"alt":35.39,"az":62.9,"t":"2041-07-18T22:15:00Z","terrain":0.92},{"above_terrain":true,"airmass":1.69,"alt":36.22,"az":63.4,"t":"2041-07-18T22:20:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.66,"alt":37.06,"az":63.9,"t":"2041-07-18T22:25:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.63,"alt":37.9,"az":64.5,"t":"2041-07-18T22:30:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.6,"alt":38.75,"az":65.0,"t":"2041-07-18T22:35:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.57,"alt":39.6,"az":65.5,"t":"2041-07-18T22:40:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.54,"alt":40.45,"az":66.0,"t":"2041-07-18T22:45:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.51,"alt":41.31,"az":66.5,"t":"2041-07-18T22:50:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.49,"alt":42.17,"az":67.0,"t":"2041-07-18T22:55:00Z","terrain":0.93},{"above_terrain":true,"airmass":1.46,"alt":43.03,"az":67.5,"t":"2041-07-18T23:00:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.44,"alt":43.9,"az":68.0,"t":"2041-07-18T23:05:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.42,"alt":44.77,"az":68.5,"t":"2041-07-18T23:10:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.4,"alt":45.64,"az":69.0,"t":"2041-07-18T23:15:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.38,"alt":46.52,"az":69.5,"t":"2041-07-18T23:20:00Z","terrain":1.14},{"above_terrain":true,"airmass":1.36,"alt":47.4,"az":70.0,"t":"2041-07-18T23:25:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.34,"alt":48.28,"az":70.5,"t":"2041-07-18T23:30:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.32,"alt":49.16,"az":71.0,"t":"2041-07-18T23:35:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.3,"alt":50.05,"az":71.4,"t":"2041-07-18T23:40:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.29,"alt":50.93,"az":71.9,"t":"2041-07-18T23:45:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.27,"alt":51.83,"az":72.4,"t":"2041-07-18T23:50:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.26,"alt":52.72,"az":72.9,"t":"2041-07-18T23:55:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.24,"alt":53.61,"az":73.3,"t":"2041-07-19T00:00:00Z","terrain":0.91},{"above_terrain":true,"airmass":1.23,"alt":54.51,"az":73.8,"t":"2041-07-19T00:05:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.21,"alt":55.41,"az":74.3,"t":"2041-07-19T00:10:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.2,"alt":56.31,"az":74.7,"t":"2041-07-19T00:15:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.19,"alt":57.22,"az":75.2,"t":"2041-07-19T00:20:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.18,"alt":58.12,"az":75.6,"t":"2041-07-19T00:25:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.17,"alt":59.03,"az":76.1,"t":"2041-07-19T00:30:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.15,"alt":59.94,"az":76.6,"t":"2041-07-19T00:35:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.14,"alt":60.85,"az":77.0,"t":"2041-07-19T00:40:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.13,"alt":61.76,"az":77.5,"t":"2041-07-19T00:45:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.12,"alt":62.68,"az":77.9,"t":"2041-07-19T00:50:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.12,"alt":63.6,"az":78.4,"t":"2041-07-19T00:55:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.11,"alt":64.51,"az":78.8,"t":"2041-07-19T01:00:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.1,"alt":65.43,"az":79.3,"t":"2041-07-19T01:05:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.09,"alt":66.35,"az":79.8,"t":"2041-07-19T01:10:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.08,"alt":67.27,"az":80.2,"t":"2041-07-19T01:15:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.08,"alt":68.2,"az":80.7,"t":"2041-07-19T01:20:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.07,"alt":69.12,"az":81.1,"t":"2041-07-19T01:25:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.06,"alt":70.05,"az":81.6,"t":"2041-07-19T01:30:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.06,"alt":70.97,"az":82.0,"t":"2041-07-19T01:35:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.05,"alt":71.9,"az":82.5,"t":"2041-07-19T01:40:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.05,"alt":72.83,"az":82.9,"t":"2041-07-19T01:45:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.04,"alt":73.76,"az":83.4,"t":"2041-07-19T01:50:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.04,"alt":74.69,"az":83.9,"t":"2041-07-19T01:55:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.03,"alt":75.62,"az":84.3,"t":"2041-07-19T02:00:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.03,"alt":76.55,"az":84.8,"t":"2041-07-19T02:05:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.02,"alt":77.48,"az":85.3,"t":"2041-07-19T02:10:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.02,"alt":78.42,"az":85.8,"t":"2041-07-19T02:15:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.02,"alt":79.35,"az":86.3,"t":"2041-07-19T02:20:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.01,"alt":80.28,"az":86.8,"t":"2041-07-19T02:25:00Z","terrain":0.09},{"above_terrain":true,"airmass":1.01,"alt":81.22,"az":87.4,"t":"2041-07-19T02:30:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.01,"alt":82.15,"az":87.9,"t":"2041-07-19T02:35:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.01,"alt":83.09,"az":88.6,"t":"2041-07-19T02:40:00Z","terrain":-0.14},{"above_terrain":true,"airmass":1.01,"alt":84.03,"az":89.2,"t":"2041-07-19T02:45:00Z","terrain":-0.2},{"above_terrain":true,"airmass":1.0,"alt":84.96,"az":90.0,"t":"2041-07-19T02:50:00Z","terrain":-0.22},{"above_terrain":true,"airmass":1.0,"alt":85.9,"az":90.9,"t":"2041-07-19T02:55:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.0,"alt":86.83,"az":92.2,"t":"2041-07-19T03:00:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.0,"alt":87.77,"az":94.1,"t":"2041-07-19T03:05:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.0,"alt":88.7,"az":98.1,"t":"2041-07-19T03:10:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.0,"alt":89.6,"az":119.3,"t":"2041-07-19T03:15:00Z","terrain":-1.41},{"above_terrain":true,"airmass":1.0,"alt":89.38,"az":251.7,"t":"2041-07-19T03:20:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.0,"alt":88.46,"az":263.3,"t":"2041-07-19T03:25:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.0,"alt":87.53,"az":266.5,"t":"2041-07-19T03:30:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.0,"alt":86.59,"az":268.2,"t":"2041-07-19T03:35:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.0,"alt":85.66,"az":269.3,"t":"2041-07-19T03:40:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.0,"alt":84.72,"az":270.2,"t":"2041-07-19T03:45:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.01,"alt":83.79,"az":270.9,"t":"2041-07-19T03:50:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.01,"alt":82.85,"az":271.6,"t":"2041-07-19T03:55:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.01,"alt":81.92,"az":272.2,"t":"2041-07-19T04:00:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.01,"alt":80.98,"az":272.8,"t":"2041-07-19T04:05:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.01,"alt":80.05,"az":273.3,"t":"2041-07-19T04:10:00Z","terrain":0.09},{"above_terrain":true,"airmass":1.02,"alt":79.11,"az":273.8,"t":"2041-07-19T04:15:00Z","terrain":0.0},{"above_terrain":true,"airmass":1.02,"alt":78.18,"az":274.3,"t":"2041-07-19T04:20:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.02,"alt":77.25,"az":274.8,"t":"2041-07-19T04:25:00Z","terrain":0.07},{"above_terrain":true,"airmass":1.03,"alt":76.31,"az":275.3,"t":"2041-07-19T04:30:00Z","terrain":0.06},{"above_terrain":true,"airmass":1.03,"alt":75.38,"az":275.8,"t":"2041-07-19T04:35:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.04,"alt":74.45,"az":276.2,"t":"2041-07-19T04:40:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.04,"alt":73.52,"az":276.7,"t":"2041-07-19T04:45:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.05,"alt":72.59,"az":277.2,"t":"2041-07-19T04:50:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.05,"alt":71.66,"az":277.6,"t":"2041-07-19T04:55:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.06,"alt":70.74,"az":278.1,"t":"2041-07-19T05:00:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.06,"alt":69.81,"az":278.5,"t":"2041-07-19T05:05:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.07,"alt":68.88,"az":279.0,"t":"2041-07-19T05:10:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.08,"alt":67.96,"az":279.5,"t":"2041-07-19T05:15:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.09,"alt":67.04,"az":279.9,"t":"2041-07-19T05:20:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.09,"alt":66.12,"az":280.4,"t":"2041-07-19T05:25:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.1,"alt":65.2,"az":280.8,"t":"2041-07-19T05:30:00Z","terrain":0.0},{"above_terrain":true,"airmass":1.11,"alt":64.28,"az":281.3,"t":"2041-07-19T05:35:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.12,"alt":63.36,"az":281.7,"t":"2041-07-19T05:40:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.13,"alt":62.45,"az":282.2,"t":"2041-07-19T05:45:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.14,"alt":61.53,"az":282.6,"t":"2041-07-19T05:50:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.15,"alt":60.62,"az":283.1,"t":"2041-07-19T05:55:00Z","terrain":0.0},{"above_terrain":true,"airmass":1.16,"alt":59.71,"az":283.5,"t":"2041-07-19T06:00:00Z","terrain":0.06},{"above_terrain":true,"airmass":1.17,"alt":58.8,"az":284.0,"t":"2041-07-19T06:05:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.18,"alt":57.89,"az":284.5,"t":"2041-07-19T06:10:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.19,"alt":56.99,"az":284.9,"t":"2041-07-19T06:15:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.2,"alt":56.08,"az":285.4,"t":"2041-07-19T06:20:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.22,"alt":55.18,"az":285.9,"t":"2041-07-19T06:25:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.23,"alt":54.28,"az":286.3,"t":"2041-07-19T06:30:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.24,"alt":53.39,"az":286.8,"t":"2041-07-19T06:35:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.26,"alt":52.49,"az":287.3,"t":"2041-07-19T06:40:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.27,"alt":51.6,"az":287.7,"t":"2041-07-19T06:45:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.29,"alt":50.71,"az":288.2,"t":"2041-07-19T06:50:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.31,"alt":49.82,"az":288.7,"t":"2041-07-19T06:55:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.33,"alt":48.93,"az":289.2,"t":"2041-07-19T07:00:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.34,"alt":48.05,"az":289.7,"t":"2041-07-19T07:05:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.36,"alt":47.17,"az":290.1,"t":"2041-07-19T07:10:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.38,"alt":46.29,"az":290.6,"t":"2041-07-19T07:15:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.4,"alt":45.42,"az":291.1,"t":"2041-07-19T07:20:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.42,"alt":44.55,"az":291.6,"t":"2041-07-19T07:25:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.45,"alt":43.68,"az":292.1,"t":"2041-07-19T07:30:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.47,"alt":42.81,"az":292.6,"t":"2041-07-19T07:35:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.49,"alt":41.95,"az":293.1,"t":"2041-07-19T07:40:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.52,"alt":41.09,"az":293.6,"t":"2041-07-19T07:45:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.55,"alt":40.24,"az":294.1,"t":"2041-07-19T07:50:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.57,"alt":39.38,"az":294.6,"t":"2041-07-19T07:55:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.6,"alt":38.53,"az":295.1,"t":"2041-07-19T08:00:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.63,"alt":37.69,"az":295.7,"t":"2041-07-19T08:05:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.66,"alt":36.85,"az":296.2,"t":"2041-07-19T08:10:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.7,"alt":36.01,"az":296.7,"t":"2041-07-19T08:15:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.73,"alt":35.18,"az":297.2,"t":"2041-07-19T08:20:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.77,"alt":34.35,"az":297.8,"t":"2041-07-19T08:25:00Z","terrain":0.15},{"above_terrain":true,"airmass":1.81,"alt":33.52,"az":298.3,"t":"2041-07-19T08:30:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.85,"alt":32.7,"az":298.9,"t":"2041-07-19T08:35:00Z","terrain":0.16},{"above_terrain":true,"airmass":1.89,"alt":31.88,"az":299.4,"t":"2041-07-19T08:40:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.93,"alt":31.07,"az":300.0,"t":"2041-07-19T08:45:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.98,"alt":30.26,"az":300.5,"t":"2041-07-19T08:50:00Z","terrain":0.34},{"above_terrain":true,"airmass":2.03,"alt":29.45,"az":301.1,"t":"2041-07-19T08:55:00Z","terrain":0.3},{"above_terrain":true,"airmass":2.08,"alt":28.65,"az":301.6,"t":"2041-07-19T09:00:00Z","terrain":0.17}],"transit":{"airmass":1.0,"alt":89.6,"az":119.3,"t":"2041-07-19T03:15:00Z"},"usable_hours":4.42,"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."]}