{"assessment":{"best_window":{"end":"2040-09-07T02:20Z","end_local":"05:20","hours":6.92,"label":"good","mean_quality":0.94,"start":"2040-09-06T19:25Z","start_local":"22:25"},"cost":{"altitude":1.52,"clouds":0.0,"darkness":1.19,"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":"2040-09-06T17:00Z","label":"unusable","low":null,"mid":null,"moon_alt":0,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"20:00","wind":null},{"alt":11,"cloud":null,"high":null,"iso":"2040-09-06T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-10,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"21:00","wind":null},{"alt":21,"cloud":null,"high":null,"iso":"2040-09-06T19:00Z","label":"marginal","low":null,"mid":null,"moon_alt":-20,"precip":null,"q":0.46,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":32,"cloud":null,"high":null,"iso":"2040-09-06T20:00Z","label":"good","low":null,"mid":null,"moon_alt":-29,"precip":null,"q":0.81,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":43,"cloud":null,"high":null,"iso":"2040-09-06T21:00Z","label":"good","low":null,"mid":null,"moon_alt":-35,"precip":null,"q":0.89,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":54,"cloud":null,"high":null,"iso":"2040-09-06T22:00Z","label":"good","low":null,"mid":null,"moon_alt":-39,"precip":null,"q":0.96,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":65,"cloud":null,"high":null,"iso":"2040-09-06T23:00Z","label":"good","low":null,"mid":null,"moon_alt":-40,"precip":null,"q":1.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":75,"cloud":null,"high":null,"iso":"2040-09-07T00:00Z","label":"good","low":null,"mid":null,"moon_alt":-37,"precip":null,"q":1.0,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":79,"cloud":null,"high":null,"iso":"2040-09-07T01:00Z","label":"good","low":null,"mid":null,"moon_alt":-32,"precip":null,"q":1.0,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":72,"cloud":null,"high":null,"iso":"2040-09-07T02:00Z","label":"good","low":null,"mid":null,"moon_alt":-24,"precip":null,"q":1.0,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":62,"cloud":null,"high":null,"iso":"2040-09-07T03:00Z","label":"poor","low":null,"mid":null,"moon_alt":-15,"precip":null,"q":0.15,"rh":null,"sky":"nautical twilight","temp":null,"time":"06:00","wind":null}],"peak_quality":1.0,"peak_sky":1.0,"quality_hours":7.15,"reasons":["the target being low or below 20\u00b0 cost 1.5 quality-hours","daylight and twilight cost 1.2 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":100,"score_weather":null,"sky_hours":7.15,"verdict":"unknown","verdict_astronomy":"good","weather_known":false,"windows":[{"end":"2040-09-06T18:55Z","end_local":"21:55","hours":2.17,"label":"unusable","mean_quality":0.0,"start":"2040-09-06T16:45Z","start_local":"19:45"},{"end":"2040-09-06T19:25Z","end_local":"22:25","hours":0.5,"label":"marginal","mean_quality":0.51,"start":"2040-09-06T18:55Z","start_local":"21:55"},{"end":"2040-09-07T02:20Z","end_local":"05:20","hours":6.92,"label":"good","mean_quality":0.94,"start":"2040-09-06T19:25Z","start_local":"22:25"},{"end":"2040-09-07T02:55Z","end_local":"05:55","hours":0.58,"label":"marginal","mean_quality":0.5,"start":"2040-09-07T02:20Z","start_local":"05:20"},{"end":"2040-09-07T03:30Z","end_local":"06:30","hours":0.58,"label":"poor","mean_quality":0.15,"start":"2040-09-07T02:55Z","start_local":"05:55"},{"end":"2040-09-07T03:55Z","end_local":"06:55","hours":0.42,"label":"unusable","mean_quality":0.0,"start":"2040-09-07T03:30Z","start_local":"06:30"}]},"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":"2040-09-06T18:21:41Z","dark_hours":7.92,"dark_to":"2040-09-07T02:16:57Z","moon":{"illumination":0.003,"phase":"new moon","waxing":true},"moon_free_dark_hours":7.9,"moonrise":"2040-09-07T04:28:01Z","moonset":"2040-09-06T17:00:16Z","sunrise":"2040-09-07T03:53:31Z","sunset":"2040-09-06T16:45:12Z","twilight":{"astronomical":{"end":"2040-09-06T18:21:41Z","start":"2040-09-07T02:16:57Z"},"civil":{"end":"2040-09-06T17:13:24Z","start":"2040-09-07T03:25:17Z"},"nautical":{"end":"2040-09-06T17:46:53Z","start":"2040-09-07T02:51:46Z"}},"window_end":"2040-09-07T09:00:00Z","window_start":"2040-09-06T09:00:00Z"},"night_date":"2040-09-06","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.02,"alt":79.2,"t":"2040-09-07T00:50:00Z"},"dec":30.66017511,"dec_of_date":30.8675,"dec_str":"+30\u00b0 39' 36.6\"","good_hours":6.5,"limit_rise":"2040-09-06T18:51:33Z","limit_set":"2040-09-07T06:49:03Z","max_az_rate_deg_per_min":1.14,"moon_separation":129.7,"never_rises":false,"ra":23.46206906,"ra_of_date":24.0377,"ra_str":"01h 33m 50.9s","resolved":{"common_name":"Triangulum Pinwheel","dec":30.66017511,"morphology":"SA(s)cd","name":"M 33","ra":23.46206906,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=M33","source":"sesame","type":"GiG","type_text":"galaxy in a group","vmag":5.72},"summary":"6.5 dark hours above 30\u00b0 \u2014 a proper target for this night.","terrain":{"available":true,"behind_at":"2040-09-07T08:55:34Z","blocked_dark_hours":0,"clears_at":"2040-09-06T16:47:13Z","rise_az":47.8},"track":[{"above_terrain":false,"airmass":34.88,"alt":0.22,"az":313.1,"t":"2040-09-06T09:00:00Z","terrain":0.3},{"above_terrain":false,"airmass":null,"alt":-0.46,"az":314.0,"t":"2040-09-06T09:05:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-1.13,"az":314.8,"t":"2040-09-06T09:10:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-1.79,"az":315.7,"t":"2040-09-06T09:15:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-2.44,"az":316.5,"t":"2040-09-06T09:20:00Z","terrain":0.39},{"above_terrain":false,"airmass":null,"alt":-3.08,"az":317.4,"t":"2040-09-06T09:25:00Z","terrain":0.31},{"above_terrain":false,"airmass":null,"alt":-3.71,"az":318.3,"t":"2040-09-06T09:30:00Z","terrain":0.21},{"above_terrain":false,"airmass":null,"alt":-4.32,"az":319.1,"t":"2040-09-06T09:35:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-4.93,"az":320.0,"t":"2040-09-06T09:40:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-5.53,"az":320.9,"t":"2040-09-06T09:45:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-6.11,"az":321.8,"t":"2040-09-06T09:50:00Z","terrain":0.15},{"above_terrain":false,"airmass":null,"alt":-6.68,"az":322.8,"t":"2040-09-06T09:55:00Z","terrain":0.11},{"above_terrain":false,"airmass":null,"alt":-7.24,"az":323.7,"t":"2040-09-06T10:00:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-7.79,"az":324.6,"t":"2040-09-06T10:05:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-8.33,"az":325.6,"t":"2040-09-06T10:10:00Z","terrain":-0.22},{"above_terrain":false,"airmass":null,"alt":-8.85,"az":326.5,"t":"2040-09-06T10:15:00Z","terrain":-0.32},{"above_terrain":false,"airmass":null,"alt":-9.36,"az":327.5,"t":"2040-09-06T10:20:00Z","terrain":-0.31},{"above_terrain":false,"airmass":null,"alt":-9.86,"az":328.4,"t":"2040-09-06T10:25:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-10.34,"az":329.4,"t":"2040-09-06T10:30:00Z","terrain":-0.22},{"above_terrain":false,"airmass":null,"alt":-10.81,"az":330.4,"t":"2040-09-06T10:35:00Z","terrain":-0.37},{"above_terrain":false,"airmass":null,"alt":-11.26,"az":331.4,"t":"2040-09-06T10:40:00Z","terrain":-0.29},{"above_terrain":false,"airmass":null,"alt":-11.7,"az":332.4,"t":"2040-09-06T10:45:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-12.13,"az":333.4,"t":"2040-09-06T10:50:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-12.54,"az":334.4,"t":"2040-09-06T10:55:00Z","terrain":-0.38},{"above_terrain":false,"airmass":null,"alt":-12.94,"az":335.5,"t":"2040-09-06T11:00:00Z","terrain":-0.7},{"above_terrain":false,"airmass":null,"alt":-13.32,"az":336.5,"t":"2040-09-06T11:05:00Z","terrain":-0.78},{"above_terrain":false,"airmass":null,"alt":-13.69,"az":337.5,"t":"2040-09-06T11:10:00Z","terrain":-0.59},{"above_terrain":false,"airmass":null,"alt":-14.04,"az":338.6,"t":"2040-09-06T11:15:00Z","terrain":-0.63},{"above_terrain":false,"airmass":null,"alt":-14.37,"az":339.6,"t":"2040-09-06T11:20:00Z","terrain":-0.61},{"above_terrain":false,"airmass":null,"alt":-14.69,"az":340.7,"t":"2040-09-06T11:25:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-14.99,"az":341.8,"t":"2040-09-06T11:30:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-15.27,"az":342.8,"t":"2040-09-06T11:35:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-15.54,"az":343.9,"t":"2040-09-06T11:40:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-15.79,"az":345.0,"t":"2040-09-06T11:45:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-16.02,"az":346.1,"t":"2040-09-06T11:50:00Z","terrain":-0.54},{"above_terrain":false,"airmass":null,"alt":-16.24,"az":347.2,"t":"2040-09-06T11:55:00Z","terrain":-0.37},{"above_terrain":false,"airmass":null,"alt":-16.44,"az":348.3,"t":"2040-09-06T12:00:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-16.62,"az":349.4,"t":"2040-09-06T12:05:00Z","terrain":0.06},{"above_terrain":false,"airmass":null,"alt":-16.78,"az":350.5,"t":"2040-09-06T12:10:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-16.93,"az":351.6,"t":"2040-09-06T12:15:00Z","terrain":0.22},{"above_terrain":false,"airmass":null,"alt":-17.06,"az":352.7,"t":"2040-09-06T12:20:00Z","terrain":0.44},{"above_terrain":false,"airmass":null,"alt":-17.17,"az":353.9,"t":"2040-09-06T12:25:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-17.26,"az":355.0,"t":"2040-09-06T12:30:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-17.33,"az":356.1,"t":"2040-09-06T12:35:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-17.38,"az":357.2,"t":"2040-09-06T12:40:00Z","terrain":0.72},{"above_terrain":false,"airmass":null,"alt":-17.42,"az":358.4,"t":"2040-09-06T12:45:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-17.44,"az":359.5,"t":"2040-09-06T12:50:00Z","terrain":0.56},{"above_terrain":false,"airmass":null,"alt":-17.44,"az":0.6,"t":"2040-09-06T12:55:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-17.42,"az":1.7,"t":"2040-09-06T13:00:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-17.38,"az":2.9,"t":"2040-09-06T13:05:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-17.32,"az":4.0,"t":"2040-09-06T13:10:00Z","terrain":-0.28},{"above_terrain":false,"airmass":null,"alt":-17.25,"az":5.1,"t":"2040-09-06T13:15:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-17.16,"az":6.2,"t":"2040-09-06T13:20:00Z","terrain":-0.55},{"above_terrain":false,"airmass":null,"alt":-17.05,"az":7.4,"t":"2040-09-06T13:25:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-16.92,"az":8.5,"t":"2040-09-06T13:30:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-16.77,"az":9.6,"t":"2040-09-06T13:35:00Z","terrain":-0.62},{"above_terrain":false,"airmass":null,"alt":-16.61,"az":10.7,"t":"2040-09-06T13:40:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-16.42,"az":11.8,"t":"2040-09-06T13:45:00Z","terrain":-0.22},{"above_terrain":false,"airmass":null,"alt":-16.22,"az":12.9,"t":"2040-09-06T13:50:00Z","terrain":-0.08},{"above_terrain":false,"airmass":null,"alt":-16.0,"az":14.0,"t":"2040-09-06T13:55:00Z","terrain":0.09},{"above_terrain":false,"airmass":null,"alt":-15.77,"az":15.1,"t":"2040-09-06T14:00:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-15.52,"az":16.2,"t":"2040-09-06T14:05:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-15.25,"az":17.3,"t":"2040-09-06T14:10:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-14.96,"az":18.3,"t":"2040-09-06T14:15:00Z","terrain":0.56},{"above_terrain":false,"airmass":null,"alt":-14.66,"az":19.4,"t":"2040-09-06T14:20:00Z","terrain":0.64},{"above_terrain":false,"airmass":null,"alt":-14.34,"az":20.5,"t":"2040-09-06T14:25:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-14.0,"az":21.5,"t":"2040-09-06T14:30:00Z","terrain":0.85},{"above_terrain":false,"airmass":null,"alt":-13.65,"az":22.6,"t":"2040-09-06T14:35:00Z","terrain":1.09},{"above_terrain":false,"airmass":null,"alt":-13.29,"az":23.6,"t":"2040-09-06T14:40:00Z","terrain":1.01},{"above_terrain":false,"airmass":null,"alt":-12.9,"az":24.6,"t":"2040-09-06T14:45:00Z","terrain":1.11},{"above_terrain":false,"airmass":null,"alt":-12.51,"az":25.7,"t":"2040-09-06T14:50:00Z","terrain":1.3},{"above_terrain":false,"airmass":null,"alt":-12.09,"az":26.7,"t":"2040-09-06T14:55:00Z","terrain":1.3},{"above_terrain":false,"airmass":null,"alt":-11.67,"az":27.7,"t":"2040-09-06T15:00:00Z","terrain":1.22},{"above_terrain":false,"airmass":null,"alt":-11.22,"az":28.7,"t":"2040-09-06T15:05:00Z","terrain":1.06},{"above_terrain":false,"airmass":null,"alt":-10.77,"az":29.7,"t":"2040-09-06T15:10:00Z","terrain":1.1},{"above_terrain":false,"airmass":null,"alt":-10.3,"az":30.7,"t":"2040-09-06T15:15:00Z","terrain":1.26},{"above_terrain":false,"airmass":null,"alt":-9.81,"az":31.6,"t":"2040-09-06T15:20:00Z","terrain":1.32},{"above_terrain":false,"airmass":null,"alt":-9.31,"az":32.6,"t":"2040-09-06T15:25:00Z","terrain":1.12},{"above_terrain":false,"airmass":null,"alt":-8.8,"az":33.6,"t":"2040-09-06T15:30:00Z","terrain":0.67},{"above_terrain":false,"airmass":null,"alt":-8.28,"az":34.5,"t":"2040-09-06T15:35:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-7.74,"az":35.5,"t":"2040-09-06T15:40:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-7.19,"az":36.4,"t":"2040-09-06T15:45:00Z","terrain":-0.02},{"above_terrain":false,"airmass":null,"alt":-6.63,"az":37.3,"t":"2040-09-06T15:50:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-6.06,"az":38.2,"t":"2040-09-06T15:55:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-5.47,"az":39.1,"t":"2040-09-06T16:00:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-4.88,"az":40.0,"t":"2040-09-06T16:05:00Z","terrain":-0.05},{"above_terrain":false,"airmass":null,"alt":-4.27,"az":40.9,"t":"2040-09-06T16:10:00Z","terrain":0.02},{"above_terrain":false,"airmass":null,"alt":-3.65,"az":41.8,"t":"2040-09-06T16:15:00Z","terrain":0.1},{"above_terrain":false,"airmass":null,"alt":-3.02,"az":42.7,"t":"2040-09-06T16:20:00Z","terrain":0.21},{"above_terrain":false,"airmass":null,"alt":-2.38,"az":43.6,"t":"2040-09-06T16:25:00Z","terrain":0.34},{"above_terrain":false,"airmass":null,"alt":-1.73,"az":44.4,"t":"2040-09-06T16:30:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-1.07,"az":45.3,"t":"2040-09-06T16:35:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-0.4,"az":46.1,"t":"2040-09-06T16:40:00Z","terrain":0.66},{"above_terrain":false,"airmass":34.06,"alt":0.28,"az":46.9,"t":"2040-09-06T16:45:00Z","terrain":0.61},{"above_terrain":true,"airmass":26.61,"alt":0.97,"az":47.8,"t":"2040-09-06T16:50:00Z","terrain":0.55},{"above_terrain":true,"airmass":21.38,"alt":1.66,"az":48.6,"t":"2040-09-06T16:55:00Z","terrain":0.46},{"above_terrain":true,"airmass":17.63,"alt":2.37,"az":49.4,"t":"2040-09-06T17:00:00Z","terrain":0.41},{"above_terrain":true,"airmass":14.86,"alt":3.08,"az":50.2,"t":"2040-09-06T17:05:00Z","terrain":0.43},{"above_terrain":true,"airmass":12.77,"alt":3.81,"az":51.0,"t":"2040-09-06T17:10:00Z","terrain":0.53},{"above_terrain":true,"airmass":11.14,"alt":4.54,"az":51.8,"t":"2040-09-06T17:15:00Z","terrain":0.61},{"above_terrain":true,"airmass":9.85,"alt":5.28,"az":52.6,"t":"2040-09-06T17:20:00Z","terrain":0.75},{"above_terrain":true,"airmass":8.81,"alt":6.03,"az":53.4,"t":"2040-09-06T17:25:00Z","terrain":0.9},{"above_terrain":true,"airmass":7.95,"alt":6.78,"az":54.1,"t":"2040-09-06T17:30:00Z","terrain":1.01},{"above_terrain":true,"airmass":7.23,"alt":7.54,"az":54.9,"t":"2040-09-06T17:35:00Z","terrain":1.07},{"above_terrain":true,"airmass":6.62,"alt":8.31,"az":55.7,"t":"2040-09-06T17:40:00Z","terrain":1.06},{"above_terrain":true,"airmass":6.1,"alt":9.09,"az":56.4,"t":"2040-09-06T17:45:00Z","terrain":1.06},{"above_terrain":true,"airmass":5.65,"alt":9.87,"az":57.2,"t":"2040-09-06T17:50:00Z","terrain":1.1},{"above_terrain":true,"airmass":5.26,"alt":10.66,"az":57.9,"t":"2040-09-06T17:55:00Z","terrain":1.23},{"above_terrain":true,"airmass":4.92,"alt":11.46,"az":58.6,"t":"2040-09-06T18:00:00Z","terrain":1.22},{"above_terrain":true,"airmass":4.62,"alt":12.26,"az":59.4,"t":"2040-09-06T18:05:00Z","terrain":1.2},{"above_terrain":true,"airmass":4.35,"alt":13.07,"az":60.1,"t":"2040-09-06T18:10:00Z","terrain":1.16},{"above_terrain":true,"airmass":4.1,"alt":13.88,"az":60.8,"t":"2040-09-06T18:15:00Z","terrain":1.1},{"above_terrain":true,"airmass":3.89,"alt":14.7,"az":61.5,"t":"2040-09-06T18:20:00Z","terrain":1.05},{"above_terrain":true,"airmass":3.69,"alt":15.53,"az":62.2,"t":"2040-09-06T18:25:00Z","terrain":0.99},{"above_terrain":true,"airmass":3.51,"alt":16.36,"az":63.0,"t":"2040-09-06T18:30:00Z","terrain":0.91},{"above_terrain":true,"airmass":3.35,"alt":17.19,"az":63.7,"t":"2040-09-06T18:35:00Z","terrain":0.82},{"above_terrain":true,"airmass":3.2,"alt":18.04,"az":64.4,"t":"2040-09-06T18:40:00Z","terrain":0.77},{"above_terrain":true,"airmass":3.07,"alt":18.88,"az":65.1,"t":"2040-09-06T18:45:00Z","terrain":0.77},{"above_terrain":true,"airmass":2.94,"alt":19.73,"az":65.8,"t":"2040-09-06T18:50:00Z","terrain":0.82},{"above_terrain":true,"airmass":2.82,"alt":20.59,"az":66.5,"t":"2040-09-06T18:55:00Z","terrain":0.88},{"above_terrain":true,"airmass":2.72,"alt":21.45,"az":67.2,"t":"2040-09-06T19:00:00Z","terrain":0.94},{"above_terrain":true,"airmass":2.62,"alt":22.31,"az":67.8,"t":"2040-09-06T19:05:00Z","terrain":0.98},{"above_terrain":true,"airmass":2.53,"alt":23.18,"az":68.5,"t":"2040-09-06T19:10:00Z","terrain":1.02},{"above_terrain":true,"airmass":2.44,"alt":24.06,"az":69.2,"t":"2040-09-06T19:15:00Z","terrain":1.09},{"above_terrain":true,"airmass":2.36,"alt":24.93,"az":69.9,"t":"2040-09-06T19:20:00Z","terrain":1.2},{"above_terrain":true,"airmass":2.29,"alt":25.81,"az":70.6,"t":"2040-09-06T19:25:00Z","terrain":1.24},{"above_terrain":true,"airmass":2.22,"alt":26.7,"az":71.3,"t":"2040-09-06T19:30:00Z","terrain":1.24},{"above_terrain":true,"airmass":2.15,"alt":27.59,"az":72.0,"t":"2040-09-06T19:35:00Z","terrain":1.2},{"above_terrain":true,"airmass":2.09,"alt":28.48,"az":72.6,"t":"2040-09-06T19:40:00Z","terrain":1.07},{"above_terrain":true,"airmass":2.03,"alt":29.37,"az":73.3,"t":"2040-09-06T19:45:00Z","terrain":0.91},{"above_terrain":true,"airmass":1.98,"alt":30.27,"az":74.0,"t":"2040-09-06T19:50:00Z","terrain":0.73},{"above_terrain":true,"airmass":1.93,"alt":31.17,"az":74.7,"t":"2040-09-06T19:55:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.88,"alt":32.08,"az":75.4,"t":"2040-09-06T20:00:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.83,"alt":32.98,"az":76.1,"t":"2040-09-06T20:05:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.79,"alt":33.89,"az":76.7,"t":"2040-09-06T20:10:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.75,"alt":34.81,"az":77.4,"t":"2040-09-06T20:15:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.71,"alt":35.72,"az":78.1,"t":"2040-09-06T20:20:00Z","terrain":0.62},{"above_terrain":true,"airmass":1.67,"alt":36.64,"az":78.8,"t":"2040-09-06T20:25:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.64,"alt":37.56,"az":79.5,"t":"2040-09-06T20:30:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.6,"alt":38.48,"az":80.2,"t":"2040-09-06T20:35:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.57,"alt":39.4,"az":80.9,"t":"2040-09-06T20:40:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.54,"alt":40.33,"az":81.7,"t":"2040-09-06T20:45:00Z","terrain":0.76},{"above_terrain":true,"airmass":1.51,"alt":41.25,"az":82.4,"t":"2040-09-06T20:50:00Z","terrain":0.68},{"above_terrain":true,"airmass":1.49,"alt":42.18,"az":83.1,"t":"2040-09-06T20:55:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.46,"alt":43.11,"az":83.8,"t":"2040-09-06T21:00:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.44,"alt":44.04,"az":84.6,"t":"2040-09-06T21:05:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.41,"alt":44.98,"az":85.3,"t":"2040-09-06T21:10:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.39,"alt":45.91,"az":86.1,"t":"2040-09-06T21:15:00Z","terrain":0.16},{"above_terrain":true,"airmass":1.37,"alt":46.84,"az":86.9,"t":"2040-09-06T21:20:00Z","terrain":0.08},{"above_terrain":true,"airmass":1.35,"alt":47.78,"az":87.7,"t":"2040-09-06T21:25:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.33,"alt":48.71,"az":88.5,"t":"2040-09-06T21:30:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.31,"alt":49.65,"az":89.3,"t":"2040-09-06T21:35:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.29,"alt":50.58,"az":90.1,"t":"2040-09-06T21:40:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.28,"alt":51.52,"az":90.9,"t":"2040-09-06T21:45:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.26,"alt":52.46,"az":91.8,"t":"2040-09-06T21:50:00Z","terrain":0.06},{"above_terrain":true,"airmass":1.24,"alt":53.39,"az":92.7,"t":"2040-09-06T21:55:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.23,"alt":54.33,"az":93.6,"t":"2040-09-06T22:00:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.22,"alt":55.26,"az":94.5,"t":"2040-09-06T22:05:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.2,"alt":56.19,"az":95.5,"t":"2040-09-06T22:10:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.19,"alt":57.12,"az":96.5,"t":"2040-09-06T22:15:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.18,"alt":58.05,"az":97.5,"t":"2040-09-06T22:20:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.17,"alt":58.98,"az":98.5,"t":"2040-09-06T22:25:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.16,"alt":59.9,"az":99.6,"t":"2040-09-06T22:30:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.14,"alt":60.82,"az":100.7,"t":"2040-09-06T22:35:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.13,"alt":61.74,"az":101.9,"t":"2040-09-06T22:40:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.13,"alt":62.66,"az":103.1,"t":"2040-09-06T22:45:00Z","terrain":-0.2},{"above_terrain":true,"airmass":1.12,"alt":63.57,"az":104.4,"t":"2040-09-06T22:50:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.11,"alt":64.47,"az":105.7,"t":"2040-09-06T22:55:00Z","terrain":-0.51},{"above_terrain":true,"airmass":1.1,"alt":65.37,"az":107.1,"t":"2040-09-06T23:00:00Z","terrain":-0.64},{"above_terrain":true,"airmass":1.09,"alt":66.26,"az":108.6,"t":"2040-09-06T23:05:00Z","terrain":-1.08},{"above_terrain":true,"airmass":1.08,"alt":67.14,"az":110.1,"t":"2040-09-06T23:10:00Z","terrain":-1.17},{"above_terrain":true,"airmass":1.08,"alt":68.02,"az":111.8,"t":"2040-09-06T23:15:00Z","terrain":-1.37},{"above_terrain":true,"airmass":1.07,"alt":68.88,"az":113.5,"t":"2040-09-06T23:20:00Z","terrain":-1.53},{"above_terrain":true,"airmass":1.07,"alt":69.73,"az":115.4,"t":"2040-09-06T23:25:00Z","terrain":-1.49},{"above_terrain":true,"airmass":1.06,"alt":70.57,"az":117.4,"t":"2040-09-06T23:30:00Z","terrain":-1.55},{"above_terrain":true,"airmass":1.05,"alt":71.39,"az":119.5,"t":"2040-09-06T23:35:00Z","terrain":-1.36},{"above_terrain":true,"airmass":1.05,"alt":72.2,"az":121.8,"t":"2040-09-06T23:40:00Z","terrain":-1.2},{"above_terrain":true,"airmass":1.05,"alt":72.98,"az":124.2,"t":"2040-09-06T23:45:00Z","terrain":-1.52},{"above_terrain":true,"airmass":1.04,"alt":73.74,"az":126.9,"t":"2040-09-06T23:50:00Z","terrain":-1.55},{"above_terrain":true,"airmass":1.04,"alt":74.48,"az":129.8,"t":"2040-09-06T23:55:00Z","terrain":-1.46},{"above_terrain":true,"airmass":1.03,"alt":75.18,"az":132.9,"t":"2040-09-07T00:00:00Z","terrain":-1.66},{"above_terrain":true,"airmass":1.03,"alt":75.85,"az":136.3,"t":"2040-09-07T00:05:00Z","terrain":-1.2},{"above_terrain":true,"airmass":1.03,"alt":76.47,"az":139.9,"t":"2040-09-07T00:10:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.03,"alt":77.05,"az":143.9,"t":"2040-09-07T00:15:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.02,"alt":77.57,"az":148.2,"t":"2040-09-07T00:20:00Z","terrain":-1.44},{"above_terrain":true,"airmass":1.02,"alt":78.04,"az":152.8,"t":"2040-09-07T00:25:00Z","terrain":-1.0},{"above_terrain":true,"airmass":1.02,"alt":78.43,"az":157.7,"t":"2040-09-07T00:30:00Z","terrain":-1.06},{"above_terrain":true,"airmass":1.02,"alt":78.74,"az":162.9,"t":"2040-09-07T00:35:00Z","terrain":-1.36},{"above_terrain":true,"airmass":1.02,"alt":78.98,"az":168.3,"t":"2040-09-07T00:40:00Z","terrain":-0.91},{"above_terrain":true,"airmass":1.02,"alt":79.12,"az":173.9,"t":"2040-09-07T00:45:00Z","terrain":-0.39},{"above_terrain":true,"airmass":1.02,"alt":79.17,"az":179.6,"t":"2040-09-07T00:50:00Z","terrain":-0.51},{"above_terrain":true,"airmass":1.02,"alt":79.13,"az":185.4,"t":"2040-09-07T00:55:00Z","terrain":-0.65},{"above_terrain":true,"airmass":1.02,"alt":79.0,"az":191.0,"t":"2040-09-07T01:00:00Z","terrain":-0.46},{"above_terrain":true,"airmass":1.02,"alt":78.78,"az":196.5,"t":"2040-09-07T01:05:00Z","terrain":-0.55},{"above_terrain":true,"airmass":1.02,"alt":78.47,"az":201.7,"t":"2040-09-07T01:10:00Z","terrain":-0.5},{"above_terrain":true,"airmass":1.02,"alt":78.09,"az":206.6,"t":"2040-09-07T01:15:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.02,"alt":77.63,"az":211.3,"t":"2040-09-07T01:20:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.03,"alt":77.12,"az":215.6,"t":"2040-09-07T01:25:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.03,"alt":76.55,"az":219.6,"t":"2040-09-07T01:30:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.03,"alt":75.93,"az":223.3,"t":"2040-09-07T01:35:00Z","terrain":0.6},{"above_terrain":true,"airmass":1.03,"alt":75.27,"az":226.7,"t":"2040-09-07T01:40:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.04,"alt":74.57,"az":229.9,"t":"2040-09-07T01:45:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.04,"alt":73.84,"az":232.8,"t":"2040-09-07T01:50:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.04,"alt":73.08,"az":235.4,"t":"2040-09-07T01:55:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.05,"alt":72.3,"az":237.9,"t":"2040-09-07T02:00:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.05,"alt":71.49,"az":240.2,"t":"2040-09-07T02:05:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.06,"alt":70.67,"az":242.4,"t":"2040-09-07T02:10:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.06,"alt":69.83,"az":244.4,"t":"2040-09-07T02:15:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.07,"alt":68.98,"az":246.3,"t":"2040-09-07T02:20:00Z","terrain":1.14},{"above_terrain":true,"airmass":1.08,"alt":68.12,"az":248.0,"t":"2040-09-07T02:25:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.08,"alt":67.25,"az":249.7,"t":"2040-09-07T02:30:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.09,"alt":66.37,"az":251.2,"t":"2040-09-07T02:35:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.1,"alt":65.48,"az":252.7,"t":"2040-09-07T02:40:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.11,"alt":64.58,"az":254.1,"t":"2040-09-07T02:45:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.12,"alt":63.68,"az":255.5,"t":"2040-09-07T02:50:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.12,"alt":62.77,"az":256.7,"t":"2040-09-07T02:55:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.13,"alt":61.85,"az":258.0,"t":"2040-09-07T03:00:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.14,"alt":60.94,"az":259.1,"t":"2040-09-07T03:05:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.15,"alt":60.02,"az":260.3,"t":"2040-09-07T03:10:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.16,"alt":59.09,"az":261.4,"t":"2040-09-07T03:15:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.18,"alt":58.17,"az":262.4,"t":"2040-09-07T03:20:00Z","terrain":0.91},{"above_terrain":true,"airmass":1.19,"alt":57.24,"az":263.4,"t":"2040-09-07T03:25:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.2,"alt":56.31,"az":264.4,"t":"2040-09-07T03:30:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.21,"alt":55.37,"az":265.4,"t":"2040-09-07T03:35:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.23,"alt":54.44,"az":266.3,"t":"2040-09-07T03:40:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.24,"alt":53.51,"az":267.2,"t":"2040-09-07T03:45:00Z","terrain":0.59},{"above_terrain":true,"airmass":1.26,"alt":52.57,"az":268.1,"t":"2040-09-07T03:50:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.27,"alt":51.64,"az":269.0,"t":"2040-09-07T03:55:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.29,"alt":50.7,"az":269.8,"t":"2040-09-07T04:00:00Z","terrain":0.87},{"above_terrain":true,"airmass":1.31,"alt":49.76,"az":270.6,"t":"2040-09-07T04:05:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.33,"alt":48.83,"az":271.4,"t":"2040-09-07T04:10:00Z","terrain":0.62},{"above_terrain":true,"airmass":1.35,"alt":47.89,"az":272.2,"t":"2040-09-07T04:15:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.37,"alt":46.96,"az":273.0,"t":"2040-09-07T04:20:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.39,"alt":46.02,"az":273.8,"t":"2040-09-07T04:25:00Z","terrain":0.0},{"above_terrain":true,"airmass":1.41,"alt":45.09,"az":274.6,"t":"2040-09-07T04:30:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.43,"alt":44.16,"az":275.3,"t":"2040-09-07T04:35:00Z","terrain":0.06},{"above_terrain":true,"airmass":1.46,"alt":43.23,"az":276.1,"t":"2040-09-07T04:40:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.48,"alt":42.3,"az":276.8,"t":"2040-09-07T04:45:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.51,"alt":41.37,"az":277.5,"t":"2040-09-07T04:50:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.54,"alt":40.44,"az":278.3,"t":"2040-09-07T04:55:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.57,"alt":39.51,"az":279.0,"t":"2040-09-07T05:00:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.6,"alt":38.59,"az":279.7,"t":"2040-09-07T05:05:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.63,"alt":37.67,"az":280.4,"t":"2040-09-07T05:10:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.67,"alt":36.75,"az":281.1,"t":"2040-09-07T05:15:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.7,"alt":35.83,"az":281.8,"t":"2040-09-07T05:20:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.74,"alt":34.92,"az":282.5,"t":"2040-09-07T05:25:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.78,"alt":34.0,"az":283.2,"t":"2040-09-07T05:30:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.83,"alt":33.09,"az":283.9,"t":"2040-09-07T05:35:00Z","terrain":0.1},{"above_terrain":true,"airmass":1.87,"alt":32.19,"az":284.5,"t":"2040-09-07T05:40:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.92,"alt":31.28,"az":285.2,"t":"2040-09-07T05:45:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.97,"alt":30.38,"az":285.9,"t":"2040-09-07T05:50:00Z","terrain":0.22},{"above_terrain":true,"airmass":2.03,"alt":29.48,"az":286.6,"t":"2040-09-07T05:55:00Z","terrain":0.31},{"above_terrain":true,"airmass":2.08,"alt":28.59,"az":287.3,"t":"2040-09-07T06:00:00Z","terrain":0.31},{"above_terrain":true,"airmass":2.14,"alt":27.7,"az":288.0,"t":"2040-09-07T06:05:00Z","terrain":0.18},{"above_terrain":true,"airmass":2.21,"alt":26.81,"az":288.6,"t":"2040-09-07T06:10:00Z","terrain":0.18},{"above_terrain":true,"airmass":2.28,"alt":25.92,"az":289.3,"t":"2040-09-07T06:15:00Z","terrain":0.22},{"above_terrain":true,"airmass":2.35,"alt":25.04,"az":290.0,"t":"2040-09-07T06:20:00Z","terrain":0.29},{"above_terrain":true,"airmass":2.43,"alt":24.16,"az":290.7,"t":"2040-09-07T06:25:00Z","terrain":0.43},{"above_terrain":true,"airmass":2.52,"alt":23.29,"az":291.4,"t":"2040-09-07T06:30:00Z","terrain":0.51},{"above_terrain":true,"airmass":2.61,"alt":22.42,"az":292.1,"t":"2040-09-07T06:35:00Z","terrain":0.53},{"above_terrain":true,"airmass":2.71,"alt":21.55,"az":292.8,"t":"2040-09-07T06:40:00Z","terrain":0.34},{"above_terrain":true,"airmass":2.81,"alt":20.69,"az":293.5,"t":"2040-09-07T06:45:00Z","terrain":0.27},{"above_terrain":true,"airmass":2.93,"alt":19.84,"az":294.1,"t":"2040-09-07T06:50:00Z","terrain":0.25},{"above_terrain":true,"airmass":3.05,"alt":18.99,"az":294.8,"t":"2040-09-07T06:55:00Z","terrain":0.23},{"above_terrain":true,"airmass":3.18,"alt":18.14,"az":295.5,"t":"2040-09-07T07:00:00Z","terrain":0.28},{"above_terrain":true,"airmass":3.33,"alt":17.3,"az":296.2,"t":"2040-09-07T07:05:00Z","terrain":0.31},{"above_terrain":true,"airmass":3.49,"alt":16.46,"az":297.0,"t":"2040-09-07T07:10:00Z","terrain":0.26},{"above_terrain":true,"airmass":3.67,"alt":15.63,"az":297.7,"t":"2040-09-07T07:15:00Z","terrain":0.17},{"above_terrain":true,"airmass":3.86,"alt":14.8,"az":298.4,"t":"2040-09-07T07:20:00Z","terrain":0.14},{"above_terrain":true,"airmass":4.08,"alt":13.98,"az":299.1,"t":"2040-09-07T07:25:00Z","terrain":0.19},{"above_terrain":true,"airmass":4.31,"alt":13.17,"az":299.8,"t":"2040-09-07T07:30:00Z","terrain":0.33},{"above_terrain":true,"airmass":4.58,"alt":12.36,"az":300.5,"t":"2040-09-07T07:35:00Z","terrain":0.34},{"above_terrain":true,"airmass":4.88,"alt":11.55,"az":301.3,"t":"2040-09-07T07:40:00Z","terrain":0.25},{"above_terrain":true,"airmass":5.22,"alt":10.76,"az":302.0,"t":"2040-09-07T07:45:00Z","terrain":0.08},{"above_terrain":true,"airmass":5.6,"alt":9.97,"az":302.8,"t":"2040-09-07T07:50:00Z","terrain":-0.15},{"above_terrain":true,"airmass":6.04,"alt":9.18,"az":303.5,"t":"2040-09-07T07:55:00Z","terrain":-0.16},{"above_terrain":true,"airmass":6.55,"alt":8.41,"az":304.3,"t":"2040-09-07T08:00:00Z","terrain":-0.15},{"above_terrain":true,"airmass":7.15,"alt":7.64,"az":305.0,"t":"2040-09-07T08:05:00Z","terrain":-0.29},{"above_terrain":true,"airmass":7.85,"alt":6.87,"az":305.8,"t":"2040-09-07T08:10:00Z","terrain":-0.2},{"above_terrain":true,"airmass":8.69,"alt":6.12,"az":306.6,"t":"2040-09-07T08:15:00Z","terrain":0.02},{"above_terrain":true,"airmass":9.71,"alt":5.37,"az":307.3,"t":"2040-09-07T08:20:00Z","terrain":0.23},{"above_terrain":true,"airmass":10.97,"alt":4.63,"az":308.1,"t":"2040-09-07T08:25:00Z","terrain":0.3},{"above_terrain":true,"airmass":12.55,"alt":3.9,"az":308.9,"t":"2040-09-07T08:30:00Z","terrain":0.18},{"above_terrain":true,"airmass":14.57,"alt":3.17,"az":309.7,"t":"2040-09-07T08:35:00Z","terrain":0.2},{"above_terrain":true,"airmass":17.24,"alt":2.46,"az":310.5,"t":"2040-09-07T08:40:00Z","terrain":0.29},{"above_terrain":true,"airmass":20.85,"alt":1.75,"az":311.3,"t":"2040-09-07T08:45:00Z","terrain":0.29},{"above_terrain":true,"airmass":25.87,"alt":1.05,"az":312.1,"t":"2040-09-07T08:50:00Z","terrain":0.16},{"above_terrain":true,"airmass":33.0,"alt":0.36,"az":313.0,"t":"2040-09-07T08:55:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-0.32,"az":313.8,"t":"2040-09-07T09:00:00Z","terrain":0.43}],"transit":{"airmass":1.02,"alt":79.2,"az":179.6,"t":"2040-09-07T00:50:00Z"},"usable_hours":7.42,"verdict":"good","zenith_passage":false},"warnings":["No cloud data for this night (beyond the 4-day forecast, or not yet in the archive) \u2014 the score is geometry only."]}