{"assessment":{"best_window":{"end":"2038-05-10T01:15Z","end_local":"04:15","hours":3.08,"label":"good","mean_quality":0.87,"start":"2038-05-09T22:10Z","start_local":"01:10"},"cost":{"altitude":3.42,"clouds":0.0,"darkness":1.44,"moon":0.0},"formula":"astronomy = 100 * min(1, sky_hours / reference_hours) * peak_sky; overall = astronomy * score_weather / 100 (null when the weather is unknown)","hard_limit":null,"headline":"Astronomically worth it \u2014 weather unknown","hourly":[{"alt":-15,"cloud":null,"high":null,"iso":"2038-05-09T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":43,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"21:00","wind":null},{"alt":-7,"cloud":null,"high":null,"iso":"2038-05-09T19:00Z","label":"unusable","low":null,"mid":null,"moon_alt":32,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"22:00","wind":null},{"alt":3,"cloud":null,"high":null,"iso":"2038-05-09T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":21,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":13,"cloud":null,"high":null,"iso":"2038-05-09T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":11,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":24,"cloud":null,"high":null,"iso":"2038-05-09T22:00Z","label":"marginal","low":null,"mid":null,"moon_alt":1,"precip":null,"q":0.53,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":35,"cloud":null,"high":null,"iso":"2038-05-09T23:00Z","label":"good","low":null,"mid":null,"moon_alt":-8,"precip":null,"q":0.83,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":46,"cloud":null,"high":null,"iso":"2038-05-10T00:00Z","label":"good","low":null,"mid":null,"moon_alt":-16,"precip":null,"q":0.91,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":57,"cloud":null,"high":null,"iso":"2038-05-10T01:00Z","label":"good","low":null,"mid":null,"moon_alt":-22,"precip":null,"q":0.98,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":66,"cloud":null,"high":null,"iso":"2038-05-10T02:00Z","label":"poor","low":null,"mid":null,"moon_alt":-26,"precip":null,"q":0.15,"rh":null,"sky":"nautical twilight","temp":null,"time":"05:00","wind":null},{"alt":71,"cloud":null,"high":null,"iso":"2038-05-10T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-27,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"06:00","wind":null}],"peak_quality":0.99,"peak_sky":0.99,"quality_hours":3.36,"reasons":["the target being low or below 20\u00b0 cost 3.4 quality-hours","daylight and twilight cost 1.4 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":83,"score_weather":null,"sky_hours":3.36,"verdict":"unknown","verdict_astronomy":"good","weather_known":false,"windows":[{"end":"2038-05-09T21:45Z","end_local":"00:45","hours":4.33,"label":"unusable","mean_quality":0.0,"start":"2038-05-09T17:25Z","start_local":"20:25"},{"end":"2038-05-09T22:10Z","end_local":"01:10","hours":0.42,"label":"marginal","mean_quality":0.5,"start":"2038-05-09T21:45Z","start_local":"00:45"},{"end":"2038-05-10T01:15Z","end_local":"04:15","hours":3.08,"label":"good","mean_quality":0.87,"start":"2038-05-09T22:10Z","start_local":"01:10"},{"end":"2038-05-10T02:00Z","end_local":"05:00","hours":0.75,"label":"marginal","mean_quality":0.5,"start":"2038-05-10T01:15Z","start_local":"04:15"},{"end":"2038-05-10T02:40Z","end_local":"05:40","hours":0.67,"label":"poor","mean_quality":0.15,"start":"2038-05-10T02:00Z","start_local":"05:00"},{"end":"2038-05-10T03:10Z","end_local":"06:10","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2038-05-10T02:40Z","start_local":"05:40"}]},"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":"2038-05-09T19:20:13Z","dark_hours":5.9,"dark_to":"2038-05-10T01:14:18Z","moon":{"illumination":0.27,"phase":"waxing crescent","waxing":true},"moon_free_dark_hours":3.13,"moonrise":"2038-05-10T07:47:29Z","moonset":"2038-05-09T22:05:02Z","sunrise":"2038-05-10T03:06:49Z","sunset":"2038-05-09T17:27:41Z","twilight":{"astronomical":{"end":"2038-05-09T19:20:13Z","start":"2038-05-10T01:14:18Z"},"civil":{"end":"2038-05-09T17:58:51Z","start":"2038-05-10T02:35:39Z"},"nautical":{"end":"2038-05-09T18:37:25Z","start":"2038-05-10T01:57:06Z"}},"window_end":"2038-05-10T09:00:00Z","window_start":"2038-05-09T09:00:00Z"},"night_date":"2038-05-09","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.17,"alt":58.4,"t":"2038-05-10T01:10:00Z"},"dec":22.71085365,"dec_of_date":22.8189,"dec_str":"+22\u00b0 42' 39.1\"","good_hours":2.67,"limit_rise":"2038-05-09T21:40:16Z","limit_set":"2038-05-10T08:42:19Z","max_az_rate_deg_per_min":0.71,"moon_separation":134.3,"never_rises":false,"ra":300.18213726,"ra_of_date":300.5963,"ra_str":"20h 00m 43.7s","resolved":{"dec":22.71085365,"name":"HD 189733","ra":300.18213726,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=HD%20189733","source":"sesame","spectral_type":"K2V","type":"BY*","type_text":"BY Draconis variable \u2014 a spotted, rotating star","vmag":7.648},"summary":"Only 2.7 h above 30\u00b0, 3.5 h above 20\u00b0 \u2014 usable, at high airmass.","terrain":{"available":true,"behind_at":"2038-05-09T10:40:02Z","blocked_dark_hours":0,"clears_at":"2038-05-09T19:51:43Z","rise_az":285.3},"track":[{"above_terrain":true,"airmass":3.29,"alt":17.51,"az":285.3,"t":"2038-05-09T09:00:00Z","terrain":0.23},{"above_terrain":true,"airmass":3.46,"alt":16.61,"az":286.0,"t":"2038-05-09T09:05:00Z","terrain":0.23},{"above_terrain":true,"airmass":3.65,"alt":15.71,"az":286.8,"t":"2038-05-09T09:10:00Z","terrain":0.34},{"above_terrain":true,"airmass":3.86,"alt":14.81,"az":287.6,"t":"2038-05-09T09:15:00Z","terrain":0.26},{"above_terrain":true,"airmass":4.09,"alt":13.92,"az":288.3,"t":"2038-05-09T09:20:00Z","terrain":0.17},{"above_terrain":true,"airmass":4.35,"alt":13.04,"az":289.1,"t":"2038-05-09T09:25:00Z","terrain":0.19},{"above_terrain":true,"airmass":4.65,"alt":12.15,"az":289.8,"t":"2038-05-09T09:30:00Z","terrain":0.27},{"above_terrain":true,"airmass":4.99,"alt":11.28,"az":290.6,"t":"2038-05-09T09:35:00Z","terrain":0.41},{"above_terrain":true,"airmass":5.38,"alt":10.4,"az":291.4,"t":"2038-05-09T09:40:00Z","terrain":0.51},{"above_terrain":true,"airmass":5.84,"alt":9.53,"az":292.2,"t":"2038-05-09T09:45:00Z","terrain":0.51},{"above_terrain":true,"airmass":6.37,"alt":8.67,"az":292.9,"t":"2038-05-09T09:50:00Z","terrain":0.3},{"above_terrain":true,"airmass":7.01,"alt":7.81,"az":293.7,"t":"2038-05-09T09:55:00Z","terrain":0.26},{"above_terrain":true,"airmass":7.77,"alt":6.96,"az":294.5,"t":"2038-05-09T10:00:00Z","terrain":0.24},{"above_terrain":true,"airmass":8.71,"alt":6.11,"az":295.3,"t":"2038-05-09T10:05:00Z","terrain":0.26},{"above_terrain":true,"airmass":9.88,"alt":5.26,"az":296.1,"t":"2038-05-09T10:10:00Z","terrain":0.32},{"above_terrain":true,"airmass":11.37,"alt":4.42,"az":296.9,"t":"2038-05-09T10:15:00Z","terrain":0.27},{"above_terrain":true,"airmass":13.33,"alt":3.59,"az":297.7,"t":"2038-05-09T10:20:00Z","terrain":0.17},{"above_terrain":true,"airmass":15.99,"alt":2.77,"az":298.5,"t":"2038-05-09T10:25:00Z","terrain":0.14},{"above_terrain":true,"airmass":19.72,"alt":1.95,"az":299.3,"t":"2038-05-09T10:30:00Z","terrain":0.23},{"above_terrain":true,"airmass":25.17,"alt":1.13,"az":300.1,"t":"2038-05-09T10:35:00Z","terrain":0.36},{"above_terrain":true,"airmass":33.41,"alt":0.33,"az":300.9,"t":"2038-05-09T10:40:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-0.47,"az":301.8,"t":"2038-05-09T10:45:00Z","terrain":0.13},{"above_terrain":false,"airmass":null,"alt":-1.26,"az":302.6,"t":"2038-05-09T10:50:00Z","terrain":-0.11},{"above_terrain":false,"airmass":null,"alt":-2.05,"az":303.5,"t":"2038-05-09T10:55:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-2.82,"az":304.3,"t":"2038-05-09T11:00:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-3.59,"az":305.2,"t":"2038-05-09T11:05:00Z","terrain":-0.27},{"above_terrain":false,"airmass":null,"alt":-4.35,"az":306.1,"t":"2038-05-09T11:10:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-5.11,"az":306.9,"t":"2038-05-09T11:15:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-5.85,"az":307.8,"t":"2038-05-09T11:20:00Z","terrain":0.3},{"above_terrain":false,"airmass":null,"alt":-6.58,"az":308.7,"t":"2038-05-09T11:25:00Z","terrain":0.21},{"above_terrain":false,"airmass":null,"alt":-7.31,"az":309.6,"t":"2038-05-09T11:30:00Z","terrain":0.2},{"above_terrain":false,"airmass":null,"alt":-8.03,"az":310.5,"t":"2038-05-09T11:35:00Z","terrain":0.3},{"above_terrain":false,"airmass":null,"alt":-8.73,"az":311.5,"t":"2038-05-09T11:40:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-9.43,"az":312.4,"t":"2038-05-09T11:45:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-10.11,"az":313.4,"t":"2038-05-09T11:50:00Z","terrain":0.34},{"above_terrain":false,"airmass":null,"alt":-10.79,"az":314.3,"t":"2038-05-09T11:55:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-11.45,"az":315.3,"t":"2038-05-09T12:00:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-12.11,"az":316.2,"t":"2038-05-09T12:05:00Z","terrain":0.44},{"above_terrain":false,"airmass":null,"alt":-12.75,"az":317.2,"t":"2038-05-09T12:10:00Z","terrain":0.31},{"above_terrain":false,"airmass":null,"alt":-13.38,"az":318.2,"t":"2038-05-09T12:15:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-14.0,"az":319.2,"t":"2038-05-09T12:20:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-14.6,"az":320.2,"t":"2038-05-09T12:25:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-15.19,"az":321.3,"t":"2038-05-09T12:30:00Z","terrain":-0.09},{"above_terrain":false,"airmass":null,"alt":-15.77,"az":322.3,"t":"2038-05-09T12:35:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-16.34,"az":323.4,"t":"2038-05-09T12:40:00Z","terrain":-0.02},{"above_terrain":false,"airmass":null,"alt":-16.89,"az":324.4,"t":"2038-05-09T12:45:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-17.43,"az":325.5,"t":"2038-05-09T12:50:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-17.95,"az":326.6,"t":"2038-05-09T12:55:00Z","terrain":-0.32},{"above_terrain":false,"airmass":null,"alt":-18.46,"az":327.7,"t":"2038-05-09T13:00:00Z","terrain":-0.29},{"above_terrain":false,"airmass":null,"alt":-18.95,"az":328.8,"t":"2038-05-09T13:05:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-19.43,"az":329.9,"t":"2038-05-09T13:10:00Z","terrain":-0.32},{"above_terrain":false,"airmass":null,"alt":-19.89,"az":331.0,"t":"2038-05-09T13:15:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-20.34,"az":332.1,"t":"2038-05-09T13:20:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-20.77,"az":333.3,"t":"2038-05-09T13:25:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-21.18,"az":334.4,"t":"2038-05-09T13:30:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-21.57,"az":335.6,"t":"2038-05-09T13:35:00Z","terrain":-0.73},{"above_terrain":false,"airmass":null,"alt":-21.95,"az":336.8,"t":"2038-05-09T13:40:00Z","terrain":-0.75},{"above_terrain":false,"airmass":null,"alt":-22.31,"az":338.0,"t":"2038-05-09T13:45:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-22.65,"az":339.2,"t":"2038-05-09T13:50:00Z","terrain":-0.72},{"above_terrain":false,"airmass":null,"alt":-22.98,"az":340.4,"t":"2038-05-09T13:55:00Z","terrain":-0.5},{"above_terrain":false,"airmass":null,"alt":-23.28,"az":341.6,"t":"2038-05-09T14:00:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-23.57,"az":342.8,"t":"2038-05-09T14:05:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-23.84,"az":344.0,"t":"2038-05-09T14:10:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-24.08,"az":345.3,"t":"2038-05-09T14:15:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-24.31,"az":346.5,"t":"2038-05-09T14:20:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-24.52,"az":347.7,"t":"2038-05-09T14:25:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-24.71,"az":349.0,"t":"2038-05-09T14:30:00Z","terrain":-0.0},{"above_terrain":false,"airmass":null,"alt":-24.88,"az":350.3,"t":"2038-05-09T14:35:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-25.03,"az":351.5,"t":"2038-05-09T14:40:00Z","terrain":0.21},{"above_terrain":false,"airmass":null,"alt":-25.15,"az":352.8,"t":"2038-05-09T14:45:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-25.26,"az":354.1,"t":"2038-05-09T14:50:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-25.35,"az":355.3,"t":"2038-05-09T14:55:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-25.41,"az":356.6,"t":"2038-05-09T15:00:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-25.46,"az":357.9,"t":"2038-05-09T15:05:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-25.48,"az":359.2,"t":"2038-05-09T15:10:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-25.49,"az":0.4,"t":"2038-05-09T15:15:00Z","terrain":0.44},{"above_terrain":false,"airmass":null,"alt":-25.47,"az":1.7,"t":"2038-05-09T15:20:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-25.43,"az":3.0,"t":"2038-05-09T15:25:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-25.37,"az":4.3,"t":"2038-05-09T15:30:00Z","terrain":-0.32},{"above_terrain":false,"airmass":null,"alt":-25.29,"az":5.6,"t":"2038-05-09T15:35:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-25.19,"az":6.8,"t":"2038-05-09T15:40:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-25.07,"az":8.1,"t":"2038-05-09T15:45:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-24.93,"az":9.4,"t":"2038-05-09T15:50:00Z","terrain":-0.64},{"above_terrain":false,"airmass":null,"alt":-24.76,"az":10.6,"t":"2038-05-09T15:55:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-24.58,"az":11.9,"t":"2038-05-09T16:00:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-24.38,"az":13.1,"t":"2038-05-09T16:05:00Z","terrain":-0.05},{"above_terrain":false,"airmass":null,"alt":-24.16,"az":14.4,"t":"2038-05-09T16:10:00Z","terrain":0.21},{"above_terrain":false,"airmass":null,"alt":-23.91,"az":15.6,"t":"2038-05-09T16:15:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-23.65,"az":16.8,"t":"2038-05-09T16:20:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-23.37,"az":18.1,"t":"2038-05-09T16:25:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-23.07,"az":19.3,"t":"2038-05-09T16:30:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-22.75,"az":20.5,"t":"2038-05-09T16:35:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-22.42,"az":21.7,"t":"2038-05-09T16:40:00Z","terrain":0.89},{"above_terrain":false,"airmass":null,"alt":-22.06,"az":22.9,"t":"2038-05-09T16:45:00Z","terrain":1.14},{"above_terrain":false,"airmass":null,"alt":-21.69,"az":24.0,"t":"2038-05-09T16:50:00Z","terrain":0.93},{"above_terrain":false,"airmass":null,"alt":-21.3,"az":25.2,"t":"2038-05-09T16:55:00Z","terrain":1.25},{"above_terrain":false,"airmass":null,"alt":-20.89,"az":26.4,"t":"2038-05-09T17:00:00Z","terrain":1.32},{"above_terrain":false,"airmass":null,"alt":-20.47,"az":27.5,"t":"2038-05-09T17:05:00Z","terrain":1.23},{"above_terrain":false,"airmass":null,"alt":-20.03,"az":28.7,"t":"2038-05-09T17:10:00Z","terrain":1.07},{"above_terrain":false,"airmass":null,"alt":-19.57,"az":29.8,"t":"2038-05-09T17:15:00Z","terrain":1.12},{"above_terrain":false,"airmass":null,"alt":-19.1,"az":30.9,"t":"2038-05-09T17:20:00Z","terrain":1.29},{"above_terrain":false,"airmass":null,"alt":-18.61,"az":32.0,"t":"2038-05-09T17:25:00Z","terrain":1.33},{"above_terrain":false,"airmass":null,"alt":-18.11,"az":33.1,"t":"2038-05-09T17:30:00Z","terrain":0.93},{"above_terrain":false,"airmass":null,"alt":-17.59,"az":34.2,"t":"2038-05-09T17:35:00Z","terrain":0.36},{"above_terrain":false,"airmass":null,"alt":-17.05,"az":35.3,"t":"2038-05-09T17:40:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-16.51,"az":36.3,"t":"2038-05-09T17:45:00Z","terrain":-0.01},{"above_terrain":false,"airmass":null,"alt":-15.95,"az":37.4,"t":"2038-05-09T17:50:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-15.37,"az":38.4,"t":"2038-05-09T17:55:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-14.78,"az":39.4,"t":"2038-05-09T18:00:00Z","terrain":-0.11},{"above_terrain":false,"airmass":null,"alt":-14.18,"az":40.5,"t":"2038-05-09T18:05:00Z","terrain":-0.02},{"above_terrain":false,"airmass":null,"alt":-13.57,"az":41.5,"t":"2038-05-09T18:10:00Z","terrain":0.07},{"above_terrain":false,"airmass":null,"alt":-12.94,"az":42.5,"t":"2038-05-09T18:15:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-12.3,"az":43.5,"t":"2038-05-09T18:20:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-11.65,"az":44.4,"t":"2038-05-09T18:25:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-10.99,"az":45.4,"t":"2038-05-09T18:30:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-10.32,"az":46.4,"t":"2038-05-09T18:35:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-9.64,"az":47.3,"t":"2038-05-09T18:40:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-8.95,"az":48.2,"t":"2038-05-09T18:45:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-8.24,"az":49.2,"t":"2038-05-09T18:50:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-7.53,"az":50.1,"t":"2038-05-09T18:55:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-6.81,"az":51.0,"t":"2038-05-09T19:00:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-6.08,"az":51.9,"t":"2038-05-09T19:05:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-5.33,"az":52.8,"t":"2038-05-09T19:10:00Z","terrain":0.8},{"above_terrain":false,"airmass":null,"alt":-4.58,"az":53.7,"t":"2038-05-09T19:15:00Z","terrain":0.95},{"above_terrain":false,"airmass":null,"alt":-3.83,"az":54.5,"t":"2038-05-09T19:20:00Z","terrain":1.04},{"above_terrain":false,"airmass":null,"alt":-3.06,"az":55.4,"t":"2038-05-09T19:25:00Z","terrain":1.07},{"above_terrain":false,"airmass":null,"alt":-2.29,"az":56.3,"t":"2038-05-09T19:30:00Z","terrain":1.06},{"above_terrain":false,"airmass":null,"alt":-1.5,"az":57.1,"t":"2038-05-09T19:35:00Z","terrain":1.09},{"above_terrain":false,"airmass":null,"alt":-0.71,"az":58.0,"t":"2038-05-09T19:40:00Z","terrain":1.24},{"above_terrain":false,"airmass":36.7,"alt":0.08,"az":58.8,"t":"2038-05-09T19:45:00Z","terrain":1.22},{"above_terrain":false,"airmass":27.33,"alt":0.89,"az":59.6,"t":"2038-05-09T19:50:00Z","terrain":1.18},{"above_terrain":true,"airmass":21.16,"alt":1.7,"az":60.5,"t":"2038-05-09T19:55:00Z","terrain":1.13},{"above_terrain":true,"airmass":16.99,"alt":2.52,"az":61.3,"t":"2038-05-09T20:00:00Z","terrain":1.07},{"above_terrain":true,"airmass":14.06,"alt":3.34,"az":62.1,"t":"2038-05-09T20:05:00Z","terrain":1.0},{"above_terrain":true,"airmass":11.91,"alt":4.17,"az":62.9,"t":"2038-05-09T20:10:00Z","terrain":0.92},{"above_terrain":true,"airmass":10.3,"alt":5.01,"az":63.7,"t":"2038-05-09T20:15:00Z","terrain":0.81},{"above_terrain":true,"airmass":9.04,"alt":5.85,"az":64.5,"t":"2038-05-09T20:20:00Z","terrain":0.77},{"above_terrain":true,"airmass":8.04,"alt":6.7,"az":65.3,"t":"2038-05-09T20:25:00Z","terrain":0.79},{"above_terrain":true,"airmass":7.23,"alt":7.55,"az":66.1,"t":"2038-05-09T20:30:00Z","terrain":0.84},{"above_terrain":true,"airmass":6.56,"alt":8.41,"az":66.8,"t":"2038-05-09T20:35:00Z","terrain":0.91},{"above_terrain":true,"airmass":5.99,"alt":9.27,"az":67.6,"t":"2038-05-09T20:40:00Z","terrain":0.97},{"above_terrain":true,"airmass":5.52,"alt":10.14,"az":68.4,"t":"2038-05-09T20:45:00Z","terrain":1.01},{"above_terrain":true,"airmass":5.11,"alt":11.01,"az":69.2,"t":"2038-05-09T20:50:00Z","terrain":1.08},{"above_terrain":true,"airmass":4.75,"alt":11.89,"az":69.9,"t":"2038-05-09T20:55:00Z","terrain":1.21},{"above_terrain":true,"airmass":4.44,"alt":12.77,"az":70.7,"t":"2038-05-09T21:00:00Z","terrain":1.25},{"above_terrain":true,"airmass":4.17,"alt":13.65,"az":71.5,"t":"2038-05-09T21:05:00Z","terrain":1.23},{"above_terrain":true,"airmass":3.93,"alt":14.54,"az":72.2,"t":"2038-05-09T21:10:00Z","terrain":1.16},{"above_terrain":true,"airmass":3.71,"alt":15.43,"az":73.0,"t":"2038-05-09T21:15:00Z","terrain":1.0},{"above_terrain":true,"airmass":3.52,"alt":16.33,"az":73.7,"t":"2038-05-09T21:20:00Z","terrain":0.8},{"above_terrain":true,"airmass":3.34,"alt":17.23,"az":74.5,"t":"2038-05-09T21:25:00Z","terrain":0.68},{"above_terrain":true,"airmass":3.18,"alt":18.14,"az":75.2,"t":"2038-05-09T21:30:00Z","terrain":0.65},{"above_terrain":true,"airmass":3.04,"alt":19.04,"az":76.0,"t":"2038-05-09T21:35:00Z","terrain":0.72},{"above_terrain":true,"airmass":2.91,"alt":19.95,"az":76.8,"t":"2038-05-09T21:40:00Z","terrain":0.7},{"above_terrain":true,"airmass":2.79,"alt":20.86,"az":77.5,"t":"2038-05-09T21:45:00Z","terrain":0.66},{"above_terrain":true,"airmass":2.68,"alt":21.78,"az":78.3,"t":"2038-05-09T21:50:00Z","terrain":0.61},{"above_terrain":true,"airmass":2.58,"alt":22.7,"az":79.0,"t":"2038-05-09T21:55:00Z","terrain":0.57},{"above_terrain":true,"airmass":2.48,"alt":23.62,"az":79.8,"t":"2038-05-09T22:00:00Z","terrain":0.48},{"above_terrain":true,"airmass":2.4,"alt":24.54,"az":80.5,"t":"2038-05-09T22:05:00Z","terrain":0.58},{"above_terrain":true,"airmass":2.32,"alt":25.46,"az":81.3,"t":"2038-05-09T22:10:00Z","terrain":0.72},{"above_terrain":true,"airmass":2.24,"alt":26.39,"az":82.1,"t":"2038-05-09T22:15:00Z","terrain":0.77},{"above_terrain":true,"airmass":2.17,"alt":27.32,"az":82.8,"t":"2038-05-09T22:20:00Z","terrain":0.52},{"above_terrain":true,"airmass":2.11,"alt":28.25,"az":83.6,"t":"2038-05-09T22:25:00Z","terrain":0.41},{"above_terrain":true,"airmass":2.04,"alt":29.18,"az":84.4,"t":"2038-05-09T22:30:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.99,"alt":30.11,"az":85.2,"t":"2038-05-09T22:35:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.93,"alt":31.04,"az":86.0,"t":"2038-05-09T22:40:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.88,"alt":31.98,"az":86.8,"t":"2038-05-09T22:45:00Z","terrain":0.09},{"above_terrain":true,"airmass":1.84,"alt":32.91,"az":87.6,"t":"2038-05-09T22:50:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.79,"alt":33.85,"az":88.4,"t":"2038-05-09T22:55:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.75,"alt":34.78,"az":89.2,"t":"2038-05-09T23:00:00Z","terrain":-0.2},{"above_terrain":true,"airmass":1.71,"alt":35.72,"az":90.0,"t":"2038-05-09T23:05:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.67,"alt":36.65,"az":90.9,"t":"2038-05-09T23:10:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.64,"alt":37.59,"az":91.7,"t":"2038-05-09T23:15:00Z","terrain":0.05},{"above_terrain":true,"airmass":1.6,"alt":38.53,"az":92.6,"t":"2038-05-09T23:20:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.57,"alt":39.46,"az":93.5,"t":"2038-05-09T23:25:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.54,"alt":40.39,"az":94.4,"t":"2038-05-09T23:30:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.51,"alt":41.33,"az":95.3,"t":"2038-05-09T23:35:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.49,"alt":42.26,"az":96.2,"t":"2038-05-09T23:40:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.46,"alt":43.19,"az":97.1,"t":"2038-05-09T23:45:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.43,"alt":44.12,"az":98.1,"t":"2038-05-09T23:50:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.41,"alt":45.04,"az":99.0,"t":"2038-05-09T23:55:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.39,"alt":45.96,"az":100.0,"t":"2038-05-10T00:00:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.37,"alt":46.88,"az":101.0,"t":"2038-05-10T00:05:00Z","terrain":0.08},{"above_terrain":true,"airmass":1.35,"alt":47.8,"az":102.1,"t":"2038-05-10T00:10:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.33,"alt":48.71,"az":103.1,"t":"2038-05-10T00:15:00Z","terrain":-0.19},{"above_terrain":true,"airmass":1.31,"alt":49.62,"az":104.2,"t":"2038-05-10T00:20:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.29,"alt":50.53,"az":105.3,"t":"2038-05-10T00:25:00Z","terrain":-0.36},{"above_terrain":true,"airmass":1.28,"alt":51.43,"az":106.5,"t":"2038-05-10T00:30:00Z","terrain":-0.63},{"above_terrain":true,"airmass":1.26,"alt":52.32,"az":107.7,"t":"2038-05-10T00:35:00Z","terrain":-0.83},{"above_terrain":true,"airmass":1.25,"alt":53.21,"az":108.9,"t":"2038-05-10T00:40:00Z","terrain":-1.16},{"above_terrain":true,"airmass":1.23,"alt":54.09,"az":110.2,"t":"2038-05-10T00:45:00Z","terrain":-1.18},{"above_terrain":true,"airmass":1.22,"alt":54.97,"az":111.5,"t":"2038-05-10T00:50:00Z","terrain":-1.35},{"above_terrain":true,"airmass":1.21,"alt":55.84,"az":112.8,"t":"2038-05-10T00:55:00Z","terrain":-1.43},{"above_terrain":true,"airmass":1.2,"alt":56.69,"az":114.2,"t":"2038-05-10T01:00:00Z","terrain":-1.6},{"above_terrain":true,"airmass":1.18,"alt":57.54,"az":115.6,"t":"2038-05-10T01:05:00Z","terrain":-1.48},{"above_terrain":true,"airmass":1.17,"alt":58.38,"az":117.1,"t":"2038-05-10T01:10:00Z","terrain":-1.6},{"above_terrain":true,"airmass":1.16,"alt":59.21,"az":118.7,"t":"2038-05-10T01:15:00Z","terrain":-1.46},{"above_terrain":true,"airmass":1.15,"alt":60.02,"az":120.3,"t":"2038-05-10T01:20:00Z","terrain":-1.24},{"above_terrain":true,"airmass":1.14,"alt":60.82,"az":122.0,"t":"2038-05-10T01:25:00Z","terrain":-1.19},{"above_terrain":true,"airmass":1.14,"alt":61.61,"az":123.8,"t":"2038-05-10T01:30:00Z","terrain":-1.46},{"above_terrain":true,"airmass":1.13,"alt":62.38,"az":125.6,"t":"2038-05-10T01:35:00Z","terrain":-1.62},{"above_terrain":true,"airmass":1.12,"alt":63.13,"az":127.5,"t":"2038-05-10T01:40:00Z","terrain":-1.47},{"above_terrain":true,"airmass":1.11,"alt":63.86,"az":129.5,"t":"2038-05-10T01:45:00Z","terrain":-1.35},{"above_terrain":true,"airmass":1.11,"alt":64.57,"az":131.6,"t":"2038-05-10T01:50:00Z","terrain":-1.66},{"above_terrain":true,"airmass":1.1,"alt":65.26,"az":133.8,"t":"2038-05-10T01:55:00Z","terrain":-1.56},{"above_terrain":true,"airmass":1.09,"alt":65.93,"az":136.1,"t":"2038-05-10T02:00:00Z","terrain":-1.19},{"above_terrain":true,"airmass":1.09,"alt":66.56,"az":138.5,"t":"2038-05-10T02:05:00Z","terrain":-1.23},{"above_terrain":true,"airmass":1.08,"alt":67.16,"az":141.0,"t":"2038-05-10T02:10:00Z","terrain":-1.1},{"above_terrain":true,"airmass":1.08,"alt":67.74,"az":143.6,"t":"2038-05-10T02:15:00Z","terrain":-1.35},{"above_terrain":true,"airmass":1.08,"alt":68.27,"az":146.3,"t":"2038-05-10T02:20:00Z","terrain":-1.44},{"above_terrain":true,"airmass":1.07,"alt":68.77,"az":149.2,"t":"2038-05-10T02:25:00Z","terrain":-1.39},{"above_terrain":true,"airmass":1.07,"alt":69.23,"az":152.2,"t":"2038-05-10T02:30:00Z","terrain":-1.21},{"above_terrain":true,"airmass":1.07,"alt":69.65,"az":155.2,"t":"2038-05-10T02:35:00Z","terrain":-1.12},{"above_terrain":true,"airmass":1.06,"alt":70.02,"az":158.4,"t":"2038-05-10T02:40:00Z","terrain":-1.17},{"above_terrain":true,"airmass":1.06,"alt":70.34,"az":161.7,"t":"2038-05-10T02:45:00Z","terrain":-1.3},{"above_terrain":true,"airmass":1.06,"alt":70.6,"az":165.0,"t":"2038-05-10T02:50:00Z","terrain":-1.39},{"above_terrain":true,"airmass":1.06,"alt":70.82,"az":168.5,"t":"2038-05-10T02:55:00Z","terrain":-0.89},{"above_terrain":true,"airmass":1.06,"alt":70.98,"az":172.0,"t":"2038-05-10T03:00:00Z","terrain":-0.58},{"above_terrain":true,"airmass":1.06,"alt":71.08,"az":175.5,"t":"2038-05-10T03:05:00Z","terrain":-0.43},{"above_terrain":true,"airmass":1.06,"alt":71.12,"az":179.1,"t":"2038-05-10T03:10:00Z","terrain":-0.43},{"above_terrain":true,"airmass":1.06,"alt":71.11,"az":182.6,"t":"2038-05-10T03:15:00Z","terrain":-0.64},{"above_terrain":true,"airmass":1.06,"alt":71.04,"az":186.2,"t":"2038-05-10T03:20:00Z","terrain":-0.71},{"above_terrain":true,"airmass":1.06,"alt":70.91,"az":189.7,"t":"2038-05-10T03:25:00Z","terrain":-0.57},{"above_terrain":true,"airmass":1.06,"alt":70.72,"az":193.2,"t":"2038-05-10T03:30:00Z","terrain":-0.46},{"above_terrain":true,"airmass":1.06,"alt":70.48,"az":196.6,"t":"2038-05-10T03:35:00Z","terrain":-0.52},{"above_terrain":true,"airmass":1.06,"alt":70.19,"az":199.9,"t":"2038-05-10T03:40:00Z","terrain":-0.26},{"above_terrain":true,"airmass":1.06,"alt":69.84,"az":203.1,"t":"2038-05-10T03:45:00Z","terrain":-0.63},{"above_terrain":true,"airmass":1.07,"alt":69.45,"az":206.3,"t":"2038-05-10T03:50:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.07,"alt":69.02,"az":209.3,"t":"2038-05-10T03:55:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.07,"alt":68.54,"az":212.2,"t":"2038-05-10T04:00:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.08,"alt":68.02,"az":215.0,"t":"2038-05-10T04:05:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.08,"alt":67.47,"az":217.7,"t":"2038-05-10T04:10:00Z","terrain":1.18},{"above_terrain":true,"airmass":1.09,"alt":66.88,"az":220.2,"t":"2038-05-10T04:15:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.09,"alt":66.26,"az":222.7,"t":"2038-05-10T04:20:00Z","terrain":0.84},{"above_terrain":true,"airmass":1.1,"alt":65.61,"az":225.0,"t":"2038-05-10T04:25:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.1,"alt":64.94,"az":227.3,"t":"2038-05-10T04:30:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.11,"alt":64.24,"az":229.4,"t":"2038-05-10T04:35:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.12,"alt":63.51,"az":231.5,"t":"2038-05-10T04:40:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.12,"alt":62.77,"az":233.4,"t":"2038-05-10T04:45:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.13,"alt":62.01,"az":235.3,"t":"2038-05-10T04:50:00Z","terrain":0.92},{"above_terrain":true,"airmass":1.14,"alt":61.23,"az":237.1,"t":"2038-05-10T04:55:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.15,"alt":60.44,"az":238.8,"t":"2038-05-10T05:00:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.16,"alt":59.63,"az":240.5,"t":"2038-05-10T05:05:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.17,"alt":58.81,"az":242.1,"t":"2038-05-10T05:10:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.18,"alt":57.98,"az":243.6,"t":"2038-05-10T05:15:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.19,"alt":57.14,"az":245.1,"t":"2038-05-10T05:20:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.2,"alt":56.28,"az":246.5,"t":"2038-05-10T05:25:00Z","terrain":1.1},{"above_terrain":true,"airmass":1.21,"alt":55.42,"az":247.8,"t":"2038-05-10T05:30:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.23,"alt":54.55,"az":249.2,"t":"2038-05-10T05:35:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.24,"alt":53.67,"az":250.4,"t":"2038-05-10T05:40:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.25,"alt":52.79,"az":251.7,"t":"2038-05-10T05:45:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.27,"alt":51.89,"az":252.9,"t":"2038-05-10T05:50:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.29,"alt":51.0,"az":254.1,"t":"2038-05-10T05:55:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.3,"alt":50.09,"az":255.2,"t":"2038-05-10T06:00:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.32,"alt":49.19,"az":256.3,"t":"2038-05-10T06:05:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.34,"alt":48.28,"az":257.4,"t":"2038-05-10T06:10:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.36,"alt":47.36,"az":258.4,"t":"2038-05-10T06:15:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.38,"alt":46.44,"az":259.5,"t":"2038-05-10T06:20:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.4,"alt":45.52,"az":260.5,"t":"2038-05-10T06:25:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.42,"alt":44.6,"az":261.4,"t":"2038-05-10T06:30:00Z","terrain":0.9},{"above_terrain":true,"airmass":1.45,"alt":43.67,"az":262.4,"t":"2038-05-10T06:35:00Z","terrain":0.91},{"above_terrain":true,"airmass":1.47,"alt":42.74,"az":263.3,"t":"2038-05-10T06:40:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.5,"alt":41.81,"az":264.3,"t":"2038-05-10T06:45:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.53,"alt":40.88,"az":265.2,"t":"2038-05-10T06:50:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.56,"alt":39.94,"az":266.1,"t":"2038-05-10T06:55:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.59,"alt":39.01,"az":267.0,"t":"2038-05-10T07:00:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.62,"alt":38.08,"az":267.8,"t":"2038-05-10T07:05:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.65,"alt":37.14,"az":268.7,"t":"2038-05-10T07:10:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.69,"alt":36.2,"az":269.5,"t":"2038-05-10T07:15:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.73,"alt":35.27,"az":270.4,"t":"2038-05-10T07:20:00Z","terrain":0.86},{"above_terrain":true,"airmass":1.77,"alt":34.33,"az":271.2,"t":"2038-05-10T07:25:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.81,"alt":33.4,"az":272.0,"t":"2038-05-10T07:30:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.86,"alt":32.46,"az":272.8,"t":"2038-05-10T07:35:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.91,"alt":31.53,"az":273.6,"t":"2038-05-10T07:40:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.96,"alt":30.59,"az":274.4,"t":"2038-05-10T07:45:00Z","terrain":0.02},{"above_terrain":true,"airmass":2.01,"alt":29.66,"az":275.2,"t":"2038-05-10T07:50:00Z","terrain":0.07},{"above_terrain":true,"airmass":2.07,"alt":28.73,"az":276.0,"t":"2038-05-10T07:55:00Z","terrain":-0.01},{"above_terrain":true,"airmass":2.14,"alt":27.8,"az":276.7,"t":"2038-05-10T08:00:00Z","terrain":-0.11},{"above_terrain":true,"airmass":2.2,"alt":26.87,"az":277.5,"t":"2038-05-10T08:05:00Z","terrain":-0.11},{"above_terrain":true,"airmass":2.28,"alt":25.94,"az":278.3,"t":"2038-05-10T08:10:00Z","terrain":-0.06},{"above_terrain":true,"airmass":2.35,"alt":25.02,"az":279.1,"t":"2038-05-10T08:15:00Z","terrain":-0.03},{"above_terrain":true,"airmass":2.44,"alt":24.1,"az":279.8,"t":"2038-05-10T08:20:00Z","terrain":-0.11},{"above_terrain":true,"airmass":2.53,"alt":23.17,"az":280.6,"t":"2038-05-10T08:25:00Z","terrain":-0.04},{"above_terrain":true,"airmass":2.63,"alt":22.26,"az":281.3,"t":"2038-05-10T08:30:00Z","terrain":-0.02},{"above_terrain":true,"airmass":2.73,"alt":21.34,"az":282.1,"t":"2038-05-10T08:35:00Z","terrain":-0.12},{"above_terrain":true,"airmass":2.85,"alt":20.42,"az":282.9,"t":"2038-05-10T08:40:00Z","terrain":-0.03},{"above_terrain":true,"airmass":2.97,"alt":19.51,"az":283.6,"t":"2038-05-10T08:45:00Z","terrain":0.07},{"above_terrain":true,"airmass":3.11,"alt":18.61,"az":284.4,"t":"2038-05-10T08:50:00Z","terrain":0.16},{"above_terrain":true,"airmass":3.26,"alt":17.7,"az":285.1,"t":"2038-05-10T08:55:00Z","terrain":0.23},{"above_terrain":true,"airmass":3.42,"alt":16.8,"az":285.9,"t":"2038-05-10T09:00:00Z","terrain":0.22}],"transit":{"airmass":1.06,"alt":71.1,"az":179.1,"t":"2038-05-10T03:10:00Z"},"usable_hours":3.5,"verdict":"marginal","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."]}