{"assessment":{"best_window":{"end":"2027-04-08T02:20Z","end_local":"05:20","hours":2.08,"label":"good","mean_quality":0.82,"start":"2027-04-08T00:15Z","start_local":"03:15"},"cost":{"altitude":6.3,"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 possible, with compromises \u2014 weather unknown","hourly":[{"alt":-25,"cloud":null,"high":null,"iso":"2027-04-07T17:00Z","label":"unusable","low":null,"mid":null,"moon_alt":7,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"20:00","wind":null},{"alt":-25,"cloud":null,"high":null,"iso":"2027-04-07T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-3,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"21:00","wind":null},{"alt":-21,"cloud":null,"high":null,"iso":"2027-04-07T19:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-13,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":-16,"cloud":null,"high":null,"iso":"2027-04-07T20:00Z","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":-8,"cloud":null,"high":null,"iso":"2027-04-07T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-28,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":1,"cloud":null,"high":null,"iso":"2027-04-07T22:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-32,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":12,"cloud":null,"high":null,"iso":"2027-04-07T23:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-33,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":22,"cloud":null,"high":null,"iso":"2027-04-08T00:00Z","label":"marginal","low":null,"mid":null,"moon_alt":-32,"precip":null,"q":0.49,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":34,"cloud":null,"high":null,"iso":"2027-04-08T01:00Z","label":"good","low":null,"mid":null,"moon_alt":-27,"precip":null,"q":0.82,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":45,"cloud":null,"high":null,"iso":"2027-04-08T02:00Z","label":"good","low":null,"mid":null,"moon_alt":-20,"precip":null,"q":0.9,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":56,"cloud":null,"high":null,"iso":"2027-04-08T03:00Z","label":"poor","low":null,"mid":null,"moon_alt":-12,"precip":null,"q":0.15,"rh":null,"sky":"nautical twilight","temp":null,"time":"06:00","wind":null}],"peak_quality":0.92,"peak_sky":0.92,"quality_hours":2.27,"reasons":["the target being low or below 20\u00b0 cost 6.3 quality-hours","daylight and twilight cost 1.2 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":52,"score_weather":null,"sky_hours":2.27,"verdict":"unknown","verdict_astronomy":"marginal","weather_known":false,"windows":[{"end":"2027-04-07T23:50Z","end_local":"02:50","hours":7.0,"label":"unusable","mean_quality":0.0,"start":"2027-04-07T16:50Z","start_local":"19:50"},{"end":"2027-04-08T00:15Z","end_local":"03:15","hours":0.42,"label":"marginal","mean_quality":0.49,"start":"2027-04-07T23:50Z","start_local":"02:50"},{"end":"2027-04-08T02:20Z","end_local":"05:20","hours":2.08,"label":"good","mean_quality":0.82,"start":"2027-04-08T00:15Z","start_local":"03:15"},{"end":"2027-04-08T02:55Z","end_local":"05:55","hours":0.58,"label":"marginal","mean_quality":0.47,"start":"2027-04-08T02:20Z","start_local":"05:20"},{"end":"2027-04-08T03:25Z","end_local":"06:25","hours":0.5,"label":"poor","mean_quality":0.15,"start":"2027-04-08T02:55Z","start_local":"05:55"},{"end":"2027-04-08T03:55Z","end_local":"06:55","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2027-04-08T03:25Z","start_local":"06:25"}]},"calculation_version":"2026-10-10.1","forecast":[],"forecast_source":"none","forecast_updated_at":null,"limits":{"good_alt":30.0,"usable_alt":20.0},"night":{"dark_from":"2027-04-07T18:29:59Z","dark_hours":7.76,"dark_to":"2027-04-08T02:15:43Z","moon":{"illumination":0.012,"phase":"new moon","waxing":true},"moon_free_dark_hours":7.75,"moonrise":"2027-04-08T04:14:44Z","moonset":"2027-04-07T17:38:49Z","sunrise":"2027-04-08T03:53:03Z","sunset":"2027-04-07T16:52:34Z","twilight":{"astronomical":{"end":"2027-04-07T18:29:59Z","start":"2027-04-08T02:15:43Z"},"civil":{"end":"2027-04-07T17:20:56Z","start":"2027-04-08T03:24:42Z"},"nautical":{"end":"2027-04-07T17:54:44Z","start":"2027-04-08T02:50:56Z"}},"window_end":"2027-04-08T09:00:00Z","window_start":"2027-04-07T09:00:00Z"},"night_date":"2027-04-07","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.36,"alt":47.5,"t":"2027-04-08T02:15:00Z"},"dec":22.71085365,"dec_of_date":22.7875,"dec_str":"+22\u00b0 42' 39.1\"","good_hours":1.58,"limit_rise":"2027-04-07T23:47:01Z","limit_set":"2027-04-07T10:52:49Z","max_az_rate_deg_per_min":0.71,"moon_separation":80.0,"never_rises":false,"ra":300.18213726,"ra_of_date":300.4765,"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 1.6 h above 30\u00b0, 2.5 h above 20\u00b0 \u2014 usable, at high airmass.","terrain":{"available":true,"behind_at":"2027-04-07T12:46:45Z","blocked_dark_hours":0,"clears_at":"2027-04-07T21:58:31Z","rise_az":265.0},"track":[{"above_terrain":true,"airmass":1.52,"alt":40.97,"az":265.0,"t":"2027-04-07T09:00:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.55,"alt":40.04,"az":265.9,"t":"2027-04-07T09:05:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.58,"alt":39.1,"az":266.8,"t":"2027-04-07T09:10:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.62,"alt":38.17,"az":267.7,"t":"2027-04-07T09:15:00Z","terrain":0.62},{"above_terrain":true,"airmass":1.65,"alt":37.23,"az":268.5,"t":"2027-04-07T09:20:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.69,"alt":36.3,"az":269.4,"t":"2027-04-07T09:25:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.72,"alt":35.36,"az":270.2,"t":"2027-04-07T09:30:00Z","terrain":0.87},{"above_terrain":true,"airmass":1.77,"alt":34.43,"az":271.1,"t":"2027-04-07T09:35:00Z","terrain":0.76},{"above_terrain":true,"airmass":1.81,"alt":33.49,"az":271.9,"t":"2027-04-07T09:40:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.85,"alt":32.55,"az":272.7,"t":"2027-04-07T09:45:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.9,"alt":31.62,"az":273.5,"t":"2027-04-07T09:50:00Z","terrain":0.06},{"above_terrain":true,"airmass":1.95,"alt":30.69,"az":274.3,"t":"2027-04-07T09:55:00Z","terrain":0.0},{"above_terrain":true,"airmass":2.01,"alt":29.75,"az":275.1,"t":"2027-04-07T10:00:00Z","terrain":0.08},{"above_terrain":true,"airmass":2.07,"alt":28.82,"az":275.8,"t":"2027-04-07T10:05:00Z","terrain":0.01},{"above_terrain":true,"airmass":2.13,"alt":27.89,"az":276.6,"t":"2027-04-07T10:10:00Z","terrain":-0.09},{"above_terrain":true,"airmass":2.2,"alt":26.96,"az":277.4,"t":"2027-04-07T10:15:00Z","terrain":-0.12},{"above_terrain":true,"airmass":2.27,"alt":26.03,"az":278.2,"t":"2027-04-07T10:20:00Z","terrain":-0.07},{"above_terrain":true,"airmass":2.35,"alt":25.11,"az":278.9,"t":"2027-04-07T10:25:00Z","terrain":-0.02},{"above_terrain":true,"airmass":2.43,"alt":24.19,"az":279.7,"t":"2027-04-07T10:30:00Z","terrain":-0.1},{"above_terrain":true,"airmass":2.52,"alt":23.26,"az":280.5,"t":"2027-04-07T10:35:00Z","terrain":-0.06},{"above_terrain":true,"airmass":2.62,"alt":22.34,"az":281.2,"t":"2027-04-07T10:40:00Z","terrain":-0.01},{"above_terrain":true,"airmass":2.72,"alt":21.43,"az":282.0,"t":"2027-04-07T10:45:00Z","terrain":-0.13},{"above_terrain":true,"airmass":2.83,"alt":20.51,"az":282.7,"t":"2027-04-07T10:50:00Z","terrain":-0.04},{"above_terrain":true,"airmass":2.96,"alt":19.6,"az":283.5,"t":"2027-04-07T10:55:00Z","terrain":0.05},{"above_terrain":true,"airmass":3.09,"alt":18.69,"az":284.3,"t":"2027-04-07T11:00:00Z","terrain":0.15},{"above_terrain":true,"airmass":3.24,"alt":17.79,"az":285.0,"t":"2027-04-07T11:05:00Z","terrain":0.23},{"above_terrain":true,"airmass":3.41,"alt":16.89,"az":285.8,"t":"2027-04-07T11:10:00Z","terrain":0.22},{"above_terrain":true,"airmass":3.59,"alt":15.99,"az":286.5,"t":"2027-04-07T11:15:00Z","terrain":0.3},{"above_terrain":true,"airmass":3.79,"alt":15.09,"az":287.3,"t":"2027-04-07T11:20:00Z","terrain":0.31},{"above_terrain":true,"airmass":4.02,"alt":14.2,"az":288.0,"t":"2027-04-07T11:25:00Z","terrain":0.17},{"above_terrain":true,"airmass":4.27,"alt":13.31,"az":288.8,"t":"2027-04-07T11:30:00Z","terrain":0.18},{"above_terrain":true,"airmass":4.56,"alt":12.43,"az":289.6,"t":"2027-04-07T11:35:00Z","terrain":0.24},{"above_terrain":true,"airmass":4.88,"alt":11.55,"az":290.3,"t":"2027-04-07T11:40:00Z","terrain":0.36},{"above_terrain":true,"airmass":5.26,"alt":10.67,"az":291.1,"t":"2027-04-07T11:45:00Z","terrain":0.5},{"above_terrain":true,"airmass":5.69,"alt":9.8,"az":291.9,"t":"2027-04-07T11:50:00Z","terrain":0.54},{"above_terrain":true,"airmass":6.2,"alt":8.93,"az":292.6,"t":"2027-04-07T11:55:00Z","terrain":0.38},{"above_terrain":true,"airmass":6.8,"alt":8.07,"az":293.4,"t":"2027-04-07T12:00:00Z","terrain":0.27},{"above_terrain":true,"airmass":7.52,"alt":7.22,"az":294.2,"t":"2027-04-07T12:05:00Z","terrain":0.25},{"above_terrain":true,"airmass":8.4,"alt":6.37,"az":295.0,"t":"2027-04-07T12:10:00Z","terrain":0.23},{"above_terrain":true,"airmass":9.49,"alt":5.52,"az":295.8,"t":"2027-04-07T12:15:00Z","terrain":0.31},{"above_terrain":true,"airmass":10.87,"alt":4.68,"az":296.6,"t":"2027-04-07T12:20:00Z","terrain":0.29},{"above_terrain":true,"airmass":12.67,"alt":3.85,"az":297.4,"t":"2027-04-07T12:25:00Z","terrain":0.21},{"above_terrain":true,"airmass":15.08,"alt":3.02,"az":298.2,"t":"2027-04-07T12:30:00Z","terrain":0.13},{"above_terrain":true,"airmass":18.43,"alt":2.2,"az":299.0,"t":"2027-04-07T12:35:00Z","terrain":0.17},{"above_terrain":true,"airmass":23.27,"alt":1.38,"az":299.8,"t":"2027-04-07T12:40:00Z","terrain":0.34},{"above_terrain":true,"airmass":30.53,"alt":0.57,"az":300.7,"t":"2027-04-07T12:45:00Z","terrain":0.34},{"above_terrain":false,"airmass":null,"alt":-0.23,"az":301.5,"t":"2027-04-07T12:50:00Z","terrain":0.2},{"above_terrain":false,"airmass":null,"alt":-1.02,"az":302.3,"t":"2027-04-07T12:55:00Z","terrain":-0.02},{"above_terrain":false,"airmass":null,"alt":-1.81,"az":303.2,"t":"2027-04-07T13:00:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-2.59,"az":304.0,"t":"2027-04-07T13:05:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-3.36,"az":304.9,"t":"2027-04-07T13:10:00Z","terrain":-0.27},{"above_terrain":false,"airmass":null,"alt":-4.13,"az":305.8,"t":"2027-04-07T13:15:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-4.88,"az":306.6,"t":"2027-04-07T13:20:00Z","terrain":0.05},{"above_terrain":false,"airmass":null,"alt":-5.63,"az":307.5,"t":"2027-04-07T13:25:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-6.37,"az":308.4,"t":"2027-04-07T13:30:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-7.09,"az":309.3,"t":"2027-04-07T13:35:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-7.81,"az":310.2,"t":"2027-04-07T13:40:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-8.52,"az":311.1,"t":"2027-04-07T13:45:00Z","terrain":0.33},{"above_terrain":false,"airmass":null,"alt":-9.22,"az":312.1,"t":"2027-04-07T13:50:00Z","terrain":0.15},{"above_terrain":false,"airmass":null,"alt":-9.91,"az":313.0,"t":"2027-04-07T13:55:00Z","terrain":0.27},{"above_terrain":false,"airmass":null,"alt":-10.59,"az":314.0,"t":"2027-04-07T14:00:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-11.26,"az":314.9,"t":"2027-04-07T14:05:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-11.92,"az":315.9,"t":"2027-04-07T14:10:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-12.56,"az":316.9,"t":"2027-04-07T14:15:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-13.2,"az":317.9,"t":"2027-04-07T14:20:00Z","terrain":0.33},{"above_terrain":false,"airmass":null,"alt":-13.82,"az":318.9,"t":"2027-04-07T14:25:00Z","terrain":-0.08},{"above_terrain":false,"airmass":null,"alt":-14.43,"az":319.9,"t":"2027-04-07T14:30:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-15.02,"az":320.9,"t":"2027-04-07T14:35:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-15.61,"az":321.9,"t":"2027-04-07T14:40:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-16.18,"az":323.0,"t":"2027-04-07T14:45:00Z","terrain":0.08},{"above_terrain":false,"airmass":null,"alt":-16.73,"az":324.0,"t":"2027-04-07T14:50:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-17.28,"az":325.1,"t":"2027-04-07T14:55:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-17.81,"az":326.2,"t":"2027-04-07T15:00:00Z","terrain":-0.27},{"above_terrain":false,"airmass":null,"alt":-18.32,"az":327.3,"t":"2027-04-07T15:05:00Z","terrain":-0.35},{"above_terrain":false,"airmass":null,"alt":-18.82,"az":328.4,"t":"2027-04-07T15:10:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-19.3,"az":329.5,"t":"2027-04-07T15:15:00Z","terrain":-0.24},{"above_terrain":false,"airmass":null,"alt":-19.77,"az":330.6,"t":"2027-04-07T15:20:00Z","terrain":-0.37},{"above_terrain":false,"airmass":null,"alt":-20.22,"az":331.7,"t":"2027-04-07T15:25:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-20.65,"az":332.9,"t":"2027-04-07T15:30:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-21.07,"az":334.0,"t":"2027-04-07T15:35:00Z","terrain":-0.24},{"above_terrain":false,"airmass":null,"alt":-21.47,"az":335.2,"t":"2027-04-07T15:40:00Z","terrain":-0.64},{"above_terrain":false,"airmass":null,"alt":-21.86,"az":336.4,"t":"2027-04-07T15:45:00Z","terrain":-0.79},{"above_terrain":false,"airmass":null,"alt":-22.22,"az":337.6,"t":"2027-04-07T15:50:00Z","terrain":-0.59},{"above_terrain":false,"airmass":null,"alt":-22.57,"az":338.7,"t":"2027-04-07T15:55:00Z","terrain":-0.68},{"above_terrain":false,"airmass":null,"alt":-22.9,"az":339.9,"t":"2027-04-07T16:00:00Z","terrain":-0.54},{"above_terrain":false,"airmass":null,"alt":-23.21,"az":341.2,"t":"2027-04-07T16:05:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-23.51,"az":342.4,"t":"2027-04-07T16:10:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-23.78,"az":343.6,"t":"2027-04-07T16:15:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-24.03,"az":344.8,"t":"2027-04-07T16:20:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-24.27,"az":346.1,"t":"2027-04-07T16:25:00Z","terrain":-0.54},{"above_terrain":false,"airmass":null,"alt":-24.49,"az":347.3,"t":"2027-04-07T16:30:00Z","terrain":-0.33},{"above_terrain":false,"airmass":null,"alt":-24.68,"az":348.6,"t":"2027-04-07T16:35:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-24.86,"az":349.8,"t":"2027-04-07T16:40:00Z","terrain":0.12},{"above_terrain":false,"airmass":null,"alt":-25.01,"az":351.1,"t":"2027-04-07T16:45:00Z","terrain":0.15},{"above_terrain":false,"airmass":null,"alt":-25.15,"az":352.4,"t":"2027-04-07T16:50:00Z","terrain":0.35},{"above_terrain":false,"airmass":null,"alt":-25.26,"az":353.6,"t":"2027-04-07T16:55:00Z","terrain":0.58},{"above_terrain":false,"airmass":null,"alt":-25.35,"az":354.9,"t":"2027-04-07T17:00:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-25.43,"az":356.2,"t":"2027-04-07T17:05:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-25.48,"az":357.5,"t":"2027-04-07T17:10:00Z","terrain":0.69},{"above_terrain":false,"airmass":null,"alt":-25.51,"az":358.7,"t":"2027-04-07T17:15:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-25.52,"az":0.0,"t":"2027-04-07T17:20:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-25.51,"az":1.3,"t":"2027-04-07T17:25:00Z","terrain":0.3},{"above_terrain":false,"airmass":null,"alt":-25.48,"az":2.6,"t":"2027-04-07T17:30:00Z","terrain":-0.02},{"above_terrain":false,"airmass":null,"alt":-25.42,"az":3.9,"t":"2027-04-07T17:35:00Z","terrain":-0.26},{"above_terrain":false,"airmass":null,"alt":-25.35,"az":5.1,"t":"2027-04-07T17:40:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-25.26,"az":6.4,"t":"2027-04-07T17:45:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-25.14,"az":7.7,"t":"2027-04-07T17:50:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-25.01,"az":8.9,"t":"2027-04-07T17:55:00Z","terrain":-0.65},{"above_terrain":false,"airmass":null,"alt":-24.85,"az":10.2,"t":"2027-04-07T18:00:00Z","terrain":-0.56},{"above_terrain":false,"airmass":null,"alt":-24.68,"az":11.5,"t":"2027-04-07T18:05:00Z","terrain":-0.3},{"above_terrain":false,"airmass":null,"alt":-24.48,"az":12.7,"t":"2027-04-07T18:10:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-24.26,"az":14.0,"t":"2027-04-07T18:15:00Z","terrain":0.08},{"above_terrain":false,"airmass":null,"alt":-24.03,"az":15.2,"t":"2027-04-07T18:20:00Z","terrain":0.43},{"above_terrain":false,"airmass":null,"alt":-23.77,"az":16.4,"t":"2027-04-07T18:25:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-23.5,"az":17.7,"t":"2027-04-07T18:30:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-23.2,"az":18.9,"t":"2027-04-07T18:35:00Z","terrain":0.61},{"above_terrain":false,"airmass":null,"alt":-22.89,"az":20.1,"t":"2027-04-07T18:40:00Z","terrain":0.67},{"above_terrain":false,"airmass":null,"alt":-22.56,"az":21.3,"t":"2027-04-07T18:45:00Z","terrain":0.78},{"above_terrain":false,"airmass":null,"alt":-22.21,"az":22.5,"t":"2027-04-07T18:50:00Z","terrain":1.07},{"above_terrain":false,"airmass":null,"alt":-21.85,"az":23.7,"t":"2027-04-07T18:55:00Z","terrain":1.0},{"above_terrain":false,"airmass":null,"alt":-21.46,"az":24.8,"t":"2027-04-07T19:00:00Z","terrain":1.17},{"above_terrain":false,"airmass":null,"alt":-21.06,"az":26.0,"t":"2027-04-07T19:05:00Z","terrain":1.34},{"above_terrain":false,"airmass":null,"alt":-20.64,"az":27.2,"t":"2027-04-07T19:10:00Z","terrain":1.27},{"above_terrain":false,"airmass":null,"alt":-20.21,"az":28.3,"t":"2027-04-07T19:15:00Z","terrain":1.13},{"above_terrain":false,"airmass":null,"alt":-19.75,"az":29.4,"t":"2027-04-07T19:20:00Z","terrain":1.06},{"above_terrain":false,"airmass":null,"alt":-19.29,"az":30.5,"t":"2027-04-07T19:25:00Z","terrain":1.24},{"above_terrain":false,"airmass":null,"alt":-18.8,"az":31.7,"t":"2027-04-07T19:30:00Z","terrain":1.32},{"above_terrain":false,"airmass":null,"alt":-18.3,"az":32.8,"t":"2027-04-07T19:35:00Z","terrain":1.07},{"above_terrain":false,"airmass":null,"alt":-17.79,"az":33.8,"t":"2027-04-07T19:40:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-17.26,"az":34.9,"t":"2027-04-07T19:45:00Z","terrain":0.08},{"above_terrain":false,"airmass":null,"alt":-16.72,"az":36.0,"t":"2027-04-07T19:50:00Z","terrain":0.03},{"above_terrain":false,"airmass":null,"alt":-16.16,"az":37.0,"t":"2027-04-07T19:55:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-15.59,"az":38.1,"t":"2027-04-07T20:00:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-15.01,"az":39.1,"t":"2027-04-07T20:05:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-14.41,"az":40.1,"t":"2027-04-07T20:10:00Z","terrain":-0.04},{"above_terrain":false,"airmass":null,"alt":-13.8,"az":41.2,"t":"2027-04-07T20:15:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-13.18,"az":42.2,"t":"2027-04-07T20:20:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-12.54,"az":43.2,"t":"2027-04-07T20:25:00Z","terrain":0.27},{"above_terrain":false,"airmass":null,"alt":-11.9,"az":44.1,"t":"2027-04-07T20:30:00Z","terrain":0.43},{"above_terrain":false,"airmass":null,"alt":-11.24,"az":45.1,"t":"2027-04-07T20:35:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-10.57,"az":46.1,"t":"2027-04-07T20:40:00Z","terrain":0.67},{"above_terrain":false,"airmass":null,"alt":-9.89,"az":47.0,"t":"2027-04-07T20:45:00Z","terrain":0.61},{"above_terrain":false,"airmass":null,"alt":-9.2,"az":48.0,"t":"2027-04-07T20:50:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-8.5,"az":48.9,"t":"2027-04-07T20:55:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-7.79,"az":49.8,"t":"2027-04-07T21:00:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-7.07,"az":50.7,"t":"2027-04-07T21:05:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-6.34,"az":51.6,"t":"2027-04-07T21:10:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-5.61,"az":52.5,"t":"2027-04-07T21:15:00Z","terrain":0.74},{"above_terrain":false,"airmass":null,"alt":-4.86,"az":53.4,"t":"2027-04-07T21:20:00Z","terrain":0.9},{"above_terrain":false,"airmass":null,"alt":-4.1,"az":54.3,"t":"2027-04-07T21:25:00Z","terrain":1.02},{"above_terrain":false,"airmass":null,"alt":-3.34,"az":55.1,"t":"2027-04-07T21:30:00Z","terrain":1.08},{"above_terrain":false,"airmass":null,"alt":-2.57,"az":56.0,"t":"2027-04-07T21:35:00Z","terrain":1.05},{"above_terrain":false,"airmass":null,"alt":-1.79,"az":56.9,"t":"2027-04-07T21:40:00Z","terrain":1.07},{"above_terrain":false,"airmass":null,"alt":-1.0,"az":57.7,"t":"2027-04-07T21:45:00Z","terrain":1.2},{"above_terrain":false,"airmass":null,"alt":-0.2,"az":58.5,"t":"2027-04-07T21:50:00Z","terrain":1.23},{"above_terrain":false,"airmass":30.26,"alt":0.6,"az":59.4,"t":"2027-04-07T21:55:00Z","terrain":1.2},{"above_terrain":true,"airmass":23.1,"alt":1.41,"az":60.2,"t":"2027-04-07T22:00:00Z","terrain":1.15},{"above_terrain":true,"airmass":18.31,"alt":2.22,"az":61.0,"t":"2027-04-07T22:05:00Z","terrain":1.09},{"above_terrain":true,"airmass":15.0,"alt":3.04,"az":61.8,"t":"2027-04-07T22:10:00Z","terrain":1.02},{"above_terrain":true,"airmass":12.61,"alt":3.87,"az":62.6,"t":"2027-04-07T22:15:00Z","terrain":0.95},{"above_terrain":true,"airmass":10.83,"alt":4.71,"az":63.4,"t":"2027-04-07T22:20:00Z","terrain":0.85},{"above_terrain":true,"airmass":9.45,"alt":5.55,"az":64.2,"t":"2027-04-07T22:25:00Z","terrain":0.77},{"above_terrain":true,"airmass":8.37,"alt":6.39,"az":65.0,"t":"2027-04-07T22:30:00Z","terrain":0.77},{"above_terrain":true,"airmass":7.5,"alt":7.24,"az":65.8,"t":"2027-04-07T22:35:00Z","terrain":0.82},{"above_terrain":true,"airmass":6.78,"alt":8.1,"az":66.6,"t":"2027-04-07T22:40:00Z","terrain":0.89},{"above_terrain":true,"airmass":6.18,"alt":8.96,"az":67.4,"t":"2027-04-07T22:45:00Z","terrain":0.95},{"above_terrain":true,"airmass":5.68,"alt":9.83,"az":68.2,"t":"2027-04-07T22:50:00Z","terrain":1.0},{"above_terrain":true,"airmass":5.25,"alt":10.7,"az":68.9,"t":"2027-04-07T22:55:00Z","terrain":1.05},{"above_terrain":true,"airmass":4.87,"alt":11.57,"az":69.7,"t":"2027-04-07T23:00:00Z","terrain":1.17},{"above_terrain":true,"airmass":4.55,"alt":12.45,"az":70.5,"t":"2027-04-07T23:05:00Z","terrain":1.24},{"above_terrain":true,"airmass":4.26,"alt":13.34,"az":71.2,"t":"2027-04-07T23:10:00Z","terrain":1.25},{"above_terrain":true,"airmass":4.01,"alt":14.23,"az":72.0,"t":"2027-04-07T23:15:00Z","terrain":1.2},{"above_terrain":true,"airmass":3.78,"alt":15.12,"az":72.7,"t":"2027-04-07T23:20:00Z","terrain":1.04},{"above_terrain":true,"airmass":3.58,"alt":16.01,"az":73.5,"t":"2027-04-07T23:25:00Z","terrain":0.86},{"above_terrain":true,"airmass":3.4,"alt":16.91,"az":74.3,"t":"2027-04-07T23:30:00Z","terrain":0.7},{"above_terrain":true,"airmass":3.24,"alt":17.81,"az":75.0,"t":"2027-04-07T23:35:00Z","terrain":0.63},{"above_terrain":true,"airmass":3.09,"alt":18.72,"az":75.8,"t":"2027-04-07T23:40:00Z","terrain":0.7},{"above_terrain":true,"airmass":2.95,"alt":19.63,"az":76.5,"t":"2027-04-07T23:45:00Z","terrain":0.71},{"above_terrain":true,"airmass":2.83,"alt":20.54,"az":77.3,"t":"2027-04-07T23:50:00Z","terrain":0.68},{"above_terrain":true,"airmass":2.72,"alt":21.46,"az":78.0,"t":"2027-04-07T23:55:00Z","terrain":0.63},{"above_terrain":true,"airmass":2.61,"alt":22.37,"az":78.8,"t":"2027-04-08T00:00:00Z","terrain":0.58},{"above_terrain":true,"airmass":2.52,"alt":23.29,"az":79.6,"t":"2027-04-08T00:05:00Z","terrain":0.51},{"above_terrain":true,"airmass":2.43,"alt":24.21,"az":80.3,"t":"2027-04-08T00:10:00Z","terrain":0.53},{"above_terrain":true,"airmass":2.34,"alt":25.14,"az":81.1,"t":"2027-04-08T00:15:00Z","terrain":0.69},{"above_terrain":true,"airmass":2.27,"alt":26.06,"az":81.9,"t":"2027-04-08T00:20:00Z","terrain":0.78},{"above_terrain":true,"airmass":2.2,"alt":26.99,"az":82.6,"t":"2027-04-08T00:25:00Z","terrain":0.59},{"above_terrain":true,"airmass":2.13,"alt":27.92,"az":83.4,"t":"2027-04-08T00:30:00Z","terrain":0.43},{"above_terrain":true,"airmass":2.07,"alt":28.85,"az":84.2,"t":"2027-04-08T00:35:00Z","terrain":0.37},{"above_terrain":true,"airmass":2.01,"alt":29.78,"az":85.0,"t":"2027-04-08T00:40:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.95,"alt":30.71,"az":85.7,"t":"2027-04-08T00:45:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.9,"alt":31.65,"az":86.5,"t":"2027-04-08T00:50:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.85,"alt":32.58,"az":87.3,"t":"2027-04-08T00:55:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.81,"alt":33.52,"az":88.2,"t":"2027-04-08T01:00:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.76,"alt":34.45,"az":89.0,"t":"2027-04-08T01:05:00Z","terrain":-0.2},{"above_terrain":true,"airmass":1.72,"alt":35.39,"az":89.8,"t":"2027-04-08T01:10:00Z","terrain":-0.22},{"above_terrain":true,"airmass":1.69,"alt":36.32,"az":90.6,"t":"2027-04-08T01:15:00Z","terrain":-0.14},{"above_terrain":true,"airmass":1.65,"alt":37.26,"az":91.5,"t":"2027-04-08T01:20:00Z","terrain":0.0},{"above_terrain":true,"airmass":1.61,"alt":38.2,"az":92.3,"t":"2027-04-08T01:25:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.58,"alt":39.13,"az":93.2,"t":"2027-04-08T01:30:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.55,"alt":40.06,"az":94.1,"t":"2027-04-08T01:35:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.52,"alt":41.0,"az":95.0,"t":"2027-04-08T01:40:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.49,"alt":41.93,"az":95.9,"t":"2027-04-08T01:45:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.47,"alt":42.86,"az":96.8,"t":"2027-04-08T01:50:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.44,"alt":43.79,"az":97.8,"t":"2027-04-08T01:55:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.42,"alt":44.71,"az":98.7,"t":"2027-04-08T02:00:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.4,"alt":45.64,"az":99.7,"t":"2027-04-08T02:05:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.38,"alt":46.56,"az":100.7,"t":"2027-04-08T02:10:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.36,"alt":47.48,"az":101.8,"t":"2027-04-08T02:15:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.34,"alt":48.39,"az":102.8,"t":"2027-04-08T02:20:00Z","terrain":-0.19},{"above_terrain":true,"airmass":1.32,"alt":49.3,"az":103.9,"t":"2027-04-08T02:25:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.3,"alt":50.21,"az":105.0,"t":"2027-04-08T02:30:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.28,"alt":51.11,"az":106.2,"t":"2027-04-08T02:35:00Z","terrain":-0.64},{"above_terrain":true,"airmass":1.27,"alt":52.01,"az":107.3,"t":"2027-04-08T02:40:00Z","terrain":-0.71},{"above_terrain":true,"airmass":1.25,"alt":52.9,"az":108.5,"t":"2027-04-08T02:45:00Z","terrain":-1.07},{"above_terrain":true,"airmass":1.24,"alt":53.78,"az":109.8,"t":"2027-04-08T02:50:00Z","terrain":-1.16},{"above_terrain":true,"airmass":1.22,"alt":54.66,"az":111.1,"t":"2027-04-08T02:55:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.21,"alt":55.53,"az":112.4,"t":"2027-04-08T03:00:00Z","terrain":-1.4},{"above_terrain":true,"airmass":1.2,"alt":56.39,"az":113.8,"t":"2027-04-08T03:05:00Z","terrain":-1.58},{"above_terrain":true,"airmass":1.19,"alt":57.24,"az":115.2,"t":"2027-04-08T03:10:00Z","terrain":-1.5},{"above_terrain":true,"airmass":1.18,"alt":58.08,"az":116.7,"t":"2027-04-08T03:15:00Z","terrain":-1.58},{"above_terrain":true,"airmass":1.17,"alt":58.91,"az":118.2,"t":"2027-04-08T03:20:00Z","terrain":-1.43},{"above_terrain":true,"airmass":1.16,"alt":59.73,"az":119.8,"t":"2027-04-08T03:25:00Z","terrain":-1.28},{"above_terrain":true,"airmass":1.15,"alt":60.54,"az":121.5,"t":"2027-04-08T03:30:00Z","terrain":-1.22},{"above_terrain":true,"airmass":1.14,"alt":61.33,"az":123.2,"t":"2027-04-08T03:35:00Z","terrain":-1.41},{"above_terrain":true,"airmass":1.13,"alt":62.1,"az":125.0,"t":"2027-04-08T03:40:00Z","terrain":-1.64},{"above_terrain":true,"airmass":1.12,"alt":62.86,"az":126.9,"t":"2027-04-08T03:45:00Z","terrain":-1.55},{"above_terrain":true,"airmass":1.12,"alt":63.6,"az":128.9,"t":"2027-04-08T03:50:00Z","terrain":-1.17},{"above_terrain":true,"airmass":1.11,"alt":64.32,"az":131.0,"t":"2027-04-08T03:55:00Z","terrain":-1.68},{"above_terrain":true,"airmass":1.1,"alt":65.01,"az":133.1,"t":"2027-04-08T04:00:00Z","terrain":-1.65},{"above_terrain":true,"airmass":1.1,"alt":65.68,"az":135.4,"t":"2027-04-08T04:05:00Z","terrain":-1.27},{"above_terrain":true,"airmass":1.09,"alt":66.33,"az":137.7,"t":"2027-04-08T04:10:00Z","terrain":-1.16},{"above_terrain":true,"airmass":1.09,"alt":66.94,"az":140.2,"t":"2027-04-08T04:15:00Z","terrain":-1.29},{"above_terrain":true,"airmass":1.08,"alt":67.52,"az":142.8,"t":"2027-04-08T04:20:00Z","terrain":-1.36},{"above_terrain":true,"airmass":1.08,"alt":68.07,"az":145.5,"t":"2027-04-08T04:25:00Z","terrain":-1.5},{"above_terrain":true,"airmass":1.07,"alt":68.58,"az":148.3,"t":"2027-04-08T04:30:00Z","terrain":-1.44},{"above_terrain":true,"airmass":1.07,"alt":69.06,"az":151.2,"t":"2027-04-08T04:35:00Z","terrain":-1.23},{"above_terrain":true,"airmass":1.07,"alt":69.49,"az":154.2,"t":"2027-04-08T04:40:00Z","terrain":-1.05},{"above_terrain":true,"airmass":1.06,"alt":69.87,"az":157.4,"t":"2027-04-08T04:45:00Z","terrain":-1.08},{"above_terrain":true,"airmass":1.06,"alt":70.2,"az":160.6,"t":"2027-04-08T04:50:00Z","terrain":-1.06},{"above_terrain":true,"airmass":1.06,"alt":70.49,"az":163.9,"t":"2027-04-08T04:55:00Z","terrain":-1.52},{"above_terrain":true,"airmass":1.06,"alt":70.72,"az":167.3,"t":"2027-04-08T05:00:00Z","terrain":-1.1},{"above_terrain":true,"airmass":1.06,"alt":70.9,"az":170.8,"t":"2027-04-08T05:05:00Z","terrain":-0.64},{"above_terrain":true,"airmass":1.06,"alt":71.02,"az":174.3,"t":"2027-04-08T05:10:00Z","terrain":-0.41},{"above_terrain":true,"airmass":1.06,"alt":71.08,"az":177.9,"t":"2027-04-08T05:15:00Z","terrain":-0.39},{"above_terrain":true,"airmass":1.06,"alt":71.09,"az":181.5,"t":"2027-04-08T05:20:00Z","terrain":-0.64},{"above_terrain":true,"airmass":1.06,"alt":71.04,"az":185.0,"t":"2027-04-08T05:25:00Z","terrain":-0.6},{"above_terrain":true,"airmass":1.06,"alt":70.93,"az":188.5,"t":"2027-04-08T05:30:00Z","terrain":-0.62},{"above_terrain":true,"airmass":1.06,"alt":70.76,"az":192.0,"t":"2027-04-08T05:35:00Z","terrain":-0.4},{"above_terrain":true,"airmass":1.06,"alt":70.54,"az":195.5,"t":"2027-04-08T05:40:00Z","terrain":-0.53},{"above_terrain":true,"airmass":1.06,"alt":70.26,"az":198.8,"t":"2027-04-08T05:45:00Z","terrain":-0.34},{"above_terrain":true,"airmass":1.06,"alt":69.93,"az":202.1,"t":"2027-04-08T05:50:00Z","terrain":-0.5},{"above_terrain":true,"airmass":1.07,"alt":69.56,"az":205.2,"t":"2027-04-08T05:55:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.07,"alt":69.14,"az":208.3,"t":"2027-04-08T06:00:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.07,"alt":68.67,"az":211.2,"t":"2027-04-08T06:05:00Z","terrain":0.74},{"above_terrain":true,"airmass":1.08,"alt":68.17,"az":214.0,"t":"2027-04-08T06:10:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.08,"alt":67.63,"az":216.7,"t":"2027-04-08T06:15:00Z","terrain":0.93},{"above_terrain":true,"airmass":1.09,"alt":67.05,"az":219.3,"t":"2027-04-08T06:20:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.09,"alt":66.44,"az":221.8,"t":"2027-04-08T06:25:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.1,"alt":65.8,"az":224.2,"t":"2027-04-08T06:30:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.1,"alt":65.14,"az":226.5,"t":"2027-04-08T06:35:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.11,"alt":64.45,"az":228.7,"t":"2027-04-08T06:40:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.11,"alt":63.73,"az":230.7,"t":"2027-04-08T06:45:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.12,"alt":63.0,"az":232.7,"t":"2027-04-08T06:50:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.13,"alt":62.24,"az":234.6,"t":"2027-04-08T06:55:00Z","terrain":0.92},{"above_terrain":true,"airmass":1.14,"alt":61.47,"az":236.5,"t":"2027-04-08T07:00:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.15,"alt":60.68,"az":238.2,"t":"2027-04-08T07:05:00Z","terrain":0.74},{"above_terrain":true,"airmass":1.16,"alt":59.88,"az":239.9,"t":"2027-04-08T07:10:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.17,"alt":59.06,"az":241.5,"t":"2027-04-08T07:15:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.18,"alt":58.24,"az":243.0,"t":"2027-04-08T07:20:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.19,"alt":57.4,"az":244.5,"t":"2027-04-08T07:25:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.2,"alt":56.55,"az":246.0,"t":"2027-04-08T07:30:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.21,"alt":55.69,"az":247.4,"t":"2027-04-08T07:35:00Z","terrain":0.86},{"above_terrain":true,"airmass":1.22,"alt":54.82,"az":248.7,"t":"2027-04-08T07:40:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.24,"alt":53.94,"az":250.0,"t":"2027-04-08T07:45:00Z","terrain":0.59},{"above_terrain":true,"airmass":1.25,"alt":53.06,"az":251.2,"t":"2027-04-08T07:50:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.27,"alt":52.17,"az":252.5,"t":"2027-04-08T07:55:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.28,"alt":51.28,"az":253.6,"t":"2027-04-08T08:00:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.3,"alt":50.37,"az":254.8,"t":"2027-04-08T08:05:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.31,"alt":49.47,"az":255.9,"t":"2027-04-08T08:10:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.33,"alt":48.56,"az":257.0,"t":"2027-04-08T08:15:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.35,"alt":47.65,"az":258.0,"t":"2027-04-08T08:20:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.37,"alt":46.73,"az":259.1,"t":"2027-04-08T08:25:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.39,"alt":45.81,"az":260.1,"t":"2027-04-08T08:30:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.42,"alt":44.88,"az":261.1,"t":"2027-04-08T08:35:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.44,"alt":43.96,"az":262.0,"t":"2027-04-08T08:40:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.46,"alt":43.03,"az":263.0,"t":"2027-04-08T08:45:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.49,"alt":42.1,"az":263.9,"t":"2027-04-08T08:50:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.52,"alt":41.17,"az":264.8,"t":"2027-04-08T08:55:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.55,"alt":40.24,"az":265.7,"t":"2027-04-08T09:00:00Z","terrain":0.45}],"transit":{"airmass":1.06,"alt":71.1,"az":181.5,"t":"2027-04-08T05:20:00Z"},"usable_hours":2.5,"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."]}
