{"assessment":{"best_window":{"end":"2030-04-29T01:35Z","end_local":"04:35","hours":2.67,"label":"good","mean_quality":0.86,"start":"2030-04-28T22:55Z","start_local":"01:55"},"cost":{"altitude":4.39,"clouds":0.0,"darkness":1.4,"moon":0.02},"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":-19,"cloud":null,"high":null,"iso":"2030-04-28T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-42,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"21:00","wind":null},{"alt":-13,"cloud":null,"high":null,"iso":"2030-04-28T19:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-45,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"22:00","wind":null},{"alt":-4,"cloud":null,"high":null,"iso":"2030-04-28T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-45,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":5,"cloud":null,"high":null,"iso":"2030-04-28T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-42,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":16,"cloud":null,"high":null,"iso":"2030-04-28T22:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-35,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":27,"cloud":null,"high":null,"iso":"2030-04-28T23:00Z","label":"good","low":null,"mid":null,"moon_alt":-26,"precip":null,"q":0.67,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":38,"cloud":null,"high":null,"iso":"2030-04-29T00:00Z","label":"good","low":null,"mid":null,"moon_alt":-16,"precip":null,"q":0.85,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":49,"cloud":null,"high":null,"iso":"2030-04-29T01:00Z","label":"good","low":null,"mid":null,"moon_alt":-6,"precip":null,"q":0.93,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":59,"cloud":null,"high":null,"iso":"2030-04-29T02:00Z","label":"marginal","low":null,"mid":null,"moon_alt":5,"precip":null,"q":0.48,"rh":null,"sky":"astronomical twilight","temp":null,"time":"05:00","wind":null},{"alt":68,"cloud":null,"high":null,"iso":"2030-04-29T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":16,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"06:00","wind":null}],"peak_quality":0.96,"peak_sky":0.96,"quality_hours":2.95,"reasons":["the target being low or below 20\u00b0 cost 4.4 quality-hours","daylight and twilight cost 1.4 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":71,"score_weather":null,"sky_hours":2.95,"verdict":"unknown","verdict_astronomy":"good","weather_known":false,"windows":[{"end":"2030-04-28T22:25Z","end_local":"01:25","hours":5.17,"label":"unusable","mean_quality":0.0,"start":"2030-04-28T17:15Z","start_local":"20:15"},{"end":"2030-04-28T22:55Z","end_local":"01:55","hours":0.5,"label":"marginal","mean_quality":0.5,"start":"2030-04-28T22:25Z","start_local":"01:25"},{"end":"2030-04-29T01:35Z","end_local":"04:35","hours":2.67,"label":"good","mean_quality":0.86,"start":"2030-04-28T22:55Z","start_local":"01:55"},{"end":"2030-04-29T02:15Z","end_local":"05:15","hours":0.67,"label":"marginal","mean_quality":0.47,"start":"2030-04-29T01:35Z","start_local":"04:35"},{"end":"2030-04-29T02:55Z","end_local":"05:55","hours":0.67,"label":"poor","mean_quality":0.14,"start":"2030-04-29T02:15Z","start_local":"05:15"},{"end":"2030-04-29T03:25Z","end_local":"06:25","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2030-04-29T02:55Z","start_local":"05:55"}]},"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":"2030-04-28T19:02:11Z","dark_hours":6.54,"dark_to":"2030-04-29T01:34:19Z","moon":{"illumination":0.122,"phase":"waning crescent","waxing":false},"moon_free_dark_hours":6.5,"moonrise":"2030-04-29T01:33:14Z","moonset":"2030-04-28T13:23:59Z","sunrise":"2030-04-29T03:20:37Z","sunset":"2030-04-28T17:15:51Z","twilight":{"astronomical":{"end":"2030-04-28T19:02:11Z","start":"2030-04-29T01:34:19Z"},"civil":{"end":"2030-04-28T17:45:53Z","start":"2030-04-29T02:50:36Z"},"nautical":{"end":"2030-04-28T18:22:31Z","start":"2030-04-29T02:13:58Z"}},"window_end":"2030-04-29T09:00:00Z","window_start":"2030-04-28T09:00:00Z"},"night_date":"2030-04-28","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.23,"alt":54.4,"t":"2030-04-29T01:30:00Z"},"dec":22.71085365,"dec_of_date":22.7961,"dec_str":"+22\u00b0 42' 39.1\"","good_hours":2.25,"limit_rise":"2030-04-28T22:23:29Z","limit_set":"2030-04-28T09:29:20Z","max_az_rate_deg_per_min":0.71,"moon_separation":57.2,"never_rises":false,"ra":300.18213726,"ra_of_date":300.5096,"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 2.2 h above 30\u00b0, 3.2 h above 20\u00b0 \u2014 usable, at high airmass.","terrain":{"available":true,"behind_at":"2030-04-28T11:23:16Z","blocked_dark_hours":0,"clears_at":"2030-04-28T20:35:00Z","rise_az":278.7},"track":[{"above_terrain":true,"airmass":2.32,"alt":25.39,"az":278.7,"t":"2030-04-28T09:00:00Z","terrain":-0.04},{"above_terrain":true,"airmass":2.4,"alt":24.47,"az":279.5,"t":"2030-04-28T09:05:00Z","terrain":-0.07},{"above_terrain":true,"airmass":2.49,"alt":23.54,"az":280.2,"t":"2030-04-28T09:10:00Z","terrain":-0.09},{"above_terrain":true,"airmass":2.59,"alt":22.62,"az":281.0,"t":"2030-04-28T09:15:00Z","terrain":0.03},{"above_terrain":true,"airmass":2.69,"alt":21.71,"az":281.8,"t":"2030-04-28T09:20:00Z","terrain":-0.09},{"above_terrain":true,"airmass":2.8,"alt":20.79,"az":282.5,"t":"2030-04-28T09:25:00Z","terrain":-0.07},{"above_terrain":true,"airmass":2.92,"alt":19.88,"az":283.3,"t":"2030-04-28T09:30:00Z","terrain":0.03},{"above_terrain":true,"airmass":3.05,"alt":18.97,"az":284.0,"t":"2030-04-28T09:35:00Z","terrain":0.12},{"above_terrain":true,"airmass":3.2,"alt":18.06,"az":284.8,"t":"2030-04-28T09:40:00Z","terrain":0.21},{"above_terrain":true,"airmass":3.36,"alt":17.16,"az":285.5,"t":"2030-04-28T09:45:00Z","terrain":0.22},{"above_terrain":true,"airmass":3.53,"alt":16.26,"az":286.3,"t":"2030-04-28T09:50:00Z","terrain":0.27},{"above_terrain":true,"airmass":3.73,"alt":15.36,"az":287.1,"t":"2030-04-28T09:55:00Z","terrain":0.36},{"above_terrain":true,"airmass":3.95,"alt":14.47,"az":287.8,"t":"2030-04-28T10:00:00Z","terrain":0.21},{"above_terrain":true,"airmass":4.19,"alt":13.58,"az":288.6,"t":"2030-04-28T10:05:00Z","terrain":0.18},{"above_terrain":true,"airmass":4.47,"alt":12.7,"az":289.3,"t":"2030-04-28T10:10:00Z","terrain":0.22},{"above_terrain":true,"airmass":4.78,"alt":11.81,"az":290.1,"t":"2030-04-28T10:15:00Z","terrain":0.31},{"above_terrain":true,"airmass":5.14,"alt":10.94,"az":290.9,"t":"2030-04-28T10:20:00Z","terrain":0.47},{"above_terrain":true,"airmass":5.55,"alt":10.07,"az":291.6,"t":"2030-04-28T10:25:00Z","terrain":0.53},{"above_terrain":true,"airmass":6.04,"alt":9.2,"az":292.4,"t":"2030-04-28T10:30:00Z","terrain":0.44},{"above_terrain":true,"airmass":6.61,"alt":8.34,"az":293.2,"t":"2030-04-28T10:35:00Z","terrain":0.27},{"above_terrain":true,"airmass":7.29,"alt":7.48,"az":294.0,"t":"2030-04-28T10:40:00Z","terrain":0.25},{"above_terrain":true,"airmass":8.11,"alt":6.62,"az":294.8,"t":"2030-04-28T10:45:00Z","terrain":0.23},{"above_terrain":true,"airmass":9.13,"alt":5.78,"az":295.6,"t":"2030-04-28T10:50:00Z","terrain":0.29},{"above_terrain":true,"airmass":10.41,"alt":4.94,"az":296.4,"t":"2030-04-28T10:55:00Z","terrain":0.31},{"above_terrain":true,"airmass":12.07,"alt":4.1,"az":297.2,"t":"2030-04-28T11:00:00Z","terrain":0.24},{"above_terrain":true,"airmass":14.27,"alt":3.27,"az":298.0,"t":"2030-04-28T11:05:00Z","terrain":0.13},{"above_terrain":true,"airmass":17.28,"alt":2.45,"az":298.8,"t":"2030-04-28T11:10:00Z","terrain":0.16},{"above_terrain":true,"airmass":21.59,"alt":1.63,"az":299.6,"t":"2030-04-28T11:15:00Z","terrain":0.29},{"above_terrain":true,"airmass":27.98,"alt":0.82,"az":300.4,"t":"2030-04-28T11:20:00Z","terrain":0.35},{"above_terrain":false,"airmass":37.69,"alt":0.02,"az":301.2,"t":"2030-04-28T11:25:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-0.78,"az":302.1,"t":"2030-04-28T11:30:00Z","terrain":0.06},{"above_terrain":false,"airmass":null,"alt":-1.57,"az":302.9,"t":"2030-04-28T11:35:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-2.35,"az":303.8,"t":"2030-04-28T11:40:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-3.13,"az":304.6,"t":"2030-04-28T11:45:00Z","terrain":-0.22},{"above_terrain":false,"airmass":null,"alt":-3.89,"az":305.5,"t":"2030-04-28T11:50:00Z","terrain":-0.23},{"above_terrain":false,"airmass":null,"alt":-4.65,"az":306.4,"t":"2030-04-28T11:55:00Z","terrain":-0.04},{"above_terrain":false,"airmass":null,"alt":-5.4,"az":307.3,"t":"2030-04-28T12:00:00Z","terrain":0.22},{"above_terrain":false,"airmass":null,"alt":-6.14,"az":308.1,"t":"2030-04-28T12:05:00Z","terrain":0.3},{"above_terrain":false,"airmass":null,"alt":-6.87,"az":309.0,"t":"2030-04-28T12:10:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-7.59,"az":310.0,"t":"2030-04-28T12:15:00Z","terrain":0.22},{"above_terrain":false,"airmass":null,"alt":-8.31,"az":310.9,"t":"2030-04-28T12:20:00Z","terrain":0.34},{"above_terrain":false,"airmass":null,"alt":-9.01,"az":311.8,"t":"2030-04-28T12:25:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-9.7,"az":312.7,"t":"2030-04-28T12:30:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-10.38,"az":313.7,"t":"2030-04-28T12:35:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-11.06,"az":314.6,"t":"2030-04-28T12:40:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-11.72,"az":315.6,"t":"2030-04-28T12:45:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-12.36,"az":316.6,"t":"2030-04-28T12:50:00Z","terrain":0.37},{"above_terrain":false,"airmass":null,"alt":-13.0,"az":317.6,"t":"2030-04-28T12:55:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-13.63,"az":318.6,"t":"2030-04-28T13:00:00Z","terrain":0.06},{"above_terrain":false,"airmass":null,"alt":-14.24,"az":319.6,"t":"2030-04-28T13:05:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-14.84,"az":320.6,"t":"2030-04-28T13:10:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-15.43,"az":321.6,"t":"2030-04-28T13:15:00Z","terrain":0.06},{"above_terrain":false,"airmass":null,"alt":-16.0,"az":322.7,"t":"2030-04-28T13:20:00Z","terrain":0.12},{"above_terrain":false,"airmass":null,"alt":-16.56,"az":323.7,"t":"2030-04-28T13:25:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-17.11,"az":324.8,"t":"2030-04-28T13:30:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-17.64,"az":325.9,"t":"2030-04-28T13:35:00Z","terrain":-0.23},{"above_terrain":false,"airmass":null,"alt":-18.16,"az":327.0,"t":"2030-04-28T13:40:00Z","terrain":-0.38},{"above_terrain":false,"airmass":null,"alt":-18.66,"az":328.1,"t":"2030-04-28T13:45:00Z","terrain":-0.22},{"above_terrain":false,"airmass":null,"alt":-19.15,"az":329.2,"t":"2030-04-28T13:50:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-19.62,"az":330.3,"t":"2030-04-28T13:55:00Z","terrain":-0.36},{"above_terrain":false,"airmass":null,"alt":-20.08,"az":331.4,"t":"2030-04-28T14:00:00Z","terrain":-0.29},{"above_terrain":false,"airmass":null,"alt":-20.52,"az":332.5,"t":"2030-04-28T14:05:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-20.94,"az":333.7,"t":"2030-04-28T14:10:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-21.35,"az":334.9,"t":"2030-04-28T14:15:00Z","terrain":-0.54},{"above_terrain":false,"airmass":null,"alt":-21.74,"az":336.0,"t":"2030-04-28T14:20:00Z","terrain":-0.83},{"above_terrain":false,"airmass":null,"alt":-22.11,"az":337.2,"t":"2030-04-28T14:25:00Z","terrain":-0.68},{"above_terrain":false,"airmass":null,"alt":-22.46,"az":338.4,"t":"2030-04-28T14:30:00Z","terrain":-0.58},{"above_terrain":false,"airmass":null,"alt":-22.8,"az":339.6,"t":"2030-04-28T14:35:00Z","terrain":-0.62},{"above_terrain":false,"airmass":null,"alt":-23.11,"az":340.8,"t":"2030-04-28T14:40:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-23.41,"az":342.0,"t":"2030-04-28T14:45:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-23.69,"az":343.2,"t":"2030-04-28T14:50:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-23.95,"az":344.5,"t":"2030-04-28T14:55:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-24.19,"az":345.7,"t":"2030-04-28T15:00:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-24.41,"az":346.9,"t":"2030-04-28T15:05:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-24.62,"az":348.2,"t":"2030-04-28T15:10:00Z","terrain":-0.11},{"above_terrain":false,"airmass":null,"alt":-24.8,"az":349.5,"t":"2030-04-28T15:15:00Z","terrain":0.06},{"above_terrain":false,"airmass":null,"alt":-24.96,"az":350.7,"t":"2030-04-28T15:20:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-25.1,"az":352.0,"t":"2030-04-28T15:25:00Z","terrain":0.27},{"above_terrain":false,"airmass":null,"alt":-25.22,"az":353.3,"t":"2030-04-28T15:30:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-25.32,"az":354.5,"t":"2030-04-28T15:35:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-25.4,"az":355.8,"t":"2030-04-28T15:40:00Z","terrain":0.72},{"above_terrain":false,"airmass":null,"alt":-25.46,"az":357.1,"t":"2030-04-28T15:45:00Z","terrain":0.74},{"above_terrain":false,"airmass":null,"alt":-25.49,"az":358.4,"t":"2030-04-28T15:50:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-25.51,"az":359.6,"t":"2030-04-28T15:55:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-25.51,"az":0.9,"t":"2030-04-28T16:00:00Z","terrain":0.38},{"above_terrain":false,"airmass":null,"alt":-25.48,"az":2.2,"t":"2030-04-28T16:05:00Z","terrain":0.07},{"above_terrain":false,"airmass":null,"alt":-25.43,"az":3.5,"t":"2030-04-28T16:10:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-25.37,"az":4.8,"t":"2030-04-28T16:15:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-25.28,"az":6.0,"t":"2030-04-28T16:20:00Z","terrain":-0.58},{"above_terrain":false,"airmass":null,"alt":-25.17,"az":7.3,"t":"2030-04-28T16:25:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-25.04,"az":8.6,"t":"2030-04-28T16:30:00Z","terrain":-0.55},{"above_terrain":false,"airmass":null,"alt":-24.89,"az":9.8,"t":"2030-04-28T16:35:00Z","terrain":-0.61},{"above_terrain":false,"airmass":null,"alt":-24.72,"az":11.1,"t":"2030-04-28T16:40:00Z","terrain":-0.38},{"above_terrain":false,"airmass":null,"alt":-24.53,"az":12.3,"t":"2030-04-28T16:45:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-24.32,"az":13.6,"t":"2030-04-28T16:50:00Z","terrain":0.02},{"above_terrain":false,"airmass":null,"alt":-24.09,"az":14.8,"t":"2030-04-28T16:55:00Z","terrain":0.36},{"above_terrain":false,"airmass":null,"alt":-23.84,"az":16.1,"t":"2030-04-28T17:00:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-23.57,"az":17.3,"t":"2030-04-28T17:05:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-23.29,"az":18.5,"t":"2030-04-28T17:10:00Z","terrain":0.58},{"above_terrain":false,"airmass":null,"alt":-22.98,"az":19.7,"t":"2030-04-28T17:15:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-22.65,"az":20.9,"t":"2030-04-28T17:20:00Z","terrain":0.69},{"above_terrain":false,"airmass":null,"alt":-22.31,"az":22.1,"t":"2030-04-28T17:25:00Z","terrain":1.01},{"above_terrain":false,"airmass":null,"alt":-21.95,"az":23.3,"t":"2030-04-28T17:30:00Z","terrain":1.09},{"above_terrain":false,"airmass":null,"alt":-21.57,"az":24.5,"t":"2030-04-28T17:35:00Z","terrain":1.07},{"above_terrain":false,"airmass":null,"alt":-21.17,"az":25.7,"t":"2030-04-28T17:40:00Z","terrain":1.3},{"above_terrain":false,"airmass":null,"alt":-20.76,"az":26.8,"t":"2030-04-28T17:45:00Z","terrain":1.29},{"above_terrain":false,"airmass":null,"alt":-20.33,"az":28.0,"t":"2030-04-28T17:50:00Z","terrain":1.19},{"above_terrain":false,"airmass":null,"alt":-19.88,"az":29.1,"t":"2030-04-28T17:55:00Z","terrain":1.01},{"above_terrain":false,"airmass":null,"alt":-19.42,"az":30.2,"t":"2030-04-28T18:00:00Z","terrain":1.18},{"above_terrain":false,"airmass":null,"alt":-18.94,"az":31.3,"t":"2030-04-28T18:05:00Z","terrain":1.32},{"above_terrain":false,"airmass":null,"alt":-18.45,"az":32.4,"t":"2030-04-28T18:10:00Z","terrain":1.19},{"above_terrain":false,"airmass":null,"alt":-17.94,"az":33.5,"t":"2030-04-28T18:15:00Z","terrain":0.7},{"above_terrain":false,"airmass":null,"alt":-17.41,"az":34.6,"t":"2030-04-28T18:20:00Z","terrain":0.2},{"above_terrain":false,"airmass":null,"alt":-16.87,"az":35.7,"t":"2030-04-28T18:25:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-16.32,"az":36.7,"t":"2030-04-28T18:30:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-15.75,"az":37.8,"t":"2030-04-28T18:35:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-15.17,"az":38.8,"t":"2030-04-28T18:40:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-14.58,"az":39.8,"t":"2030-04-28T18:45:00Z","terrain":-0.07},{"above_terrain":false,"airmass":null,"alt":-13.98,"az":40.9,"t":"2030-04-28T18:50:00Z","terrain":0.01},{"above_terrain":false,"airmass":null,"alt":-13.36,"az":41.9,"t":"2030-04-28T18:55:00Z","terrain":0.11},{"above_terrain":false,"airmass":null,"alt":-12.73,"az":42.9,"t":"2030-04-28T19:00:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-12.08,"az":43.8,"t":"2030-04-28T19:05:00Z","terrain":0.38},{"above_terrain":false,"airmass":null,"alt":-11.43,"az":44.8,"t":"2030-04-28T19:10:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-10.76,"az":45.8,"t":"2030-04-28T19:15:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-10.09,"az":46.7,"t":"2030-04-28T19:20:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-9.4,"az":47.7,"t":"2030-04-28T19:25:00Z","terrain":0.56},{"above_terrain":false,"airmass":null,"alt":-8.71,"az":48.6,"t":"2030-04-28T19:30:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-8.0,"az":49.5,"t":"2030-04-28T19:35:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-7.28,"az":50.4,"t":"2030-04-28T19:40:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-6.56,"az":51.3,"t":"2030-04-28T19:45:00Z","terrain":0.56},{"above_terrain":false,"airmass":null,"alt":-5.82,"az":52.2,"t":"2030-04-28T19:50:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-5.08,"az":53.1,"t":"2030-04-28T19:55:00Z","terrain":0.86},{"above_terrain":false,"airmass":null,"alt":-4.32,"az":54.0,"t":"2030-04-28T20:00:00Z","terrain":1.0},{"above_terrain":false,"airmass":null,"alt":-3.56,"az":54.9,"t":"2030-04-28T20:05:00Z","terrain":1.07},{"above_terrain":false,"airmass":null,"alt":-2.79,"az":55.7,"t":"2030-04-28T20:10:00Z","terrain":1.06},{"above_terrain":false,"airmass":null,"alt":-2.01,"az":56.6,"t":"2030-04-28T20:15:00Z","terrain":1.06},{"above_terrain":false,"airmass":null,"alt":-1.23,"az":57.4,"t":"2030-04-28T20:20:00Z","terrain":1.15},{"above_terrain":false,"airmass":null,"alt":-0.44,"az":58.3,"t":"2030-04-28T20:25:00Z","terrain":1.24},{"above_terrain":false,"airmass":32.97,"alt":0.36,"az":59.1,"t":"2030-04-28T20:30:00Z","terrain":1.21},{"above_terrain":false,"airmass":24.88,"alt":1.17,"az":59.9,"t":"2030-04-28T20:35:00Z","terrain":1.17},{"above_terrain":true,"airmass":19.52,"alt":1.98,"az":60.8,"t":"2030-04-28T20:40:00Z","terrain":1.11},{"above_terrain":true,"airmass":15.85,"alt":2.8,"az":61.6,"t":"2030-04-28T20:45:00Z","terrain":1.04},{"above_terrain":true,"airmass":13.23,"alt":3.63,"az":62.4,"t":"2030-04-28T20:50:00Z","terrain":0.97},{"above_terrain":true,"airmass":11.3,"alt":4.46,"az":63.2,"t":"2030-04-28T20:55:00Z","terrain":0.88},{"above_terrain":true,"airmass":9.82,"alt":5.3,"az":64.0,"t":"2030-04-28T21:00:00Z","terrain":0.77},{"above_terrain":true,"airmass":8.66,"alt":6.15,"az":64.8,"t":"2030-04-28T21:05:00Z","terrain":0.77},{"above_terrain":true,"airmass":7.73,"alt":6.99,"az":65.6,"t":"2030-04-28T21:10:00Z","terrain":0.8},{"above_terrain":true,"airmass":6.98,"alt":7.85,"az":66.4,"t":"2030-04-28T21:15:00Z","terrain":0.87},{"above_terrain":true,"airmass":6.35,"alt":8.71,"az":67.1,"t":"2030-04-28T21:20:00Z","terrain":0.94},{"above_terrain":true,"airmass":5.82,"alt":9.57,"az":67.9,"t":"2030-04-28T21:25:00Z","terrain":0.98},{"above_terrain":true,"airmass":5.36,"alt":10.44,"az":68.7,"t":"2030-04-28T21:30:00Z","terrain":1.03},{"above_terrain":true,"airmass":4.98,"alt":11.32,"az":69.5,"t":"2030-04-28T21:35:00Z","terrain":1.13},{"above_terrain":true,"airmass":4.64,"alt":12.2,"az":70.2,"t":"2030-04-28T21:40:00Z","terrain":1.23},{"above_terrain":true,"airmass":4.34,"alt":13.08,"az":71.0,"t":"2030-04-28T21:45:00Z","terrain":1.26},{"above_terrain":true,"airmass":4.08,"alt":13.97,"az":71.8,"t":"2030-04-28T21:50:00Z","terrain":1.21},{"above_terrain":true,"airmass":3.85,"alt":14.86,"az":72.5,"t":"2030-04-28T21:55:00Z","terrain":1.09},{"above_terrain":true,"airmass":3.64,"alt":15.75,"az":73.3,"t":"2030-04-28T22:00:00Z","terrain":0.92},{"above_terrain":true,"airmass":3.45,"alt":16.65,"az":74.0,"t":"2030-04-28T22:05:00Z","terrain":0.73},{"above_terrain":true,"airmass":3.28,"alt":17.55,"az":74.8,"t":"2030-04-28T22:10:00Z","terrain":0.65},{"above_terrain":true,"airmass":3.13,"alt":18.46,"az":75.5,"t":"2030-04-28T22:15:00Z","terrain":0.68},{"above_terrain":true,"airmass":2.99,"alt":19.36,"az":76.3,"t":"2030-04-28T22:20:00Z","terrain":0.71},{"above_terrain":true,"airmass":2.87,"alt":20.27,"az":77.1,"t":"2030-04-28T22:25:00Z","terrain":0.7},{"above_terrain":true,"airmass":2.75,"alt":21.19,"az":77.8,"t":"2030-04-28T22:30:00Z","terrain":0.64},{"above_terrain":true,"airmass":2.64,"alt":22.1,"az":78.6,"t":"2030-04-28T22:35:00Z","terrain":0.6},{"above_terrain":true,"airmass":2.54,"alt":23.02,"az":79.3,"t":"2030-04-28T22:40:00Z","terrain":0.53},{"above_terrain":true,"airmass":2.45,"alt":23.94,"az":80.1,"t":"2030-04-28T22:45:00Z","terrain":0.48},{"above_terrain":true,"airmass":2.37,"alt":24.87,"az":80.8,"t":"2030-04-28T22:50:00Z","terrain":0.65},{"above_terrain":true,"airmass":2.29,"alt":25.79,"az":81.6,"t":"2030-04-28T22:55:00Z","terrain":0.75},{"above_terrain":true,"airmass":2.22,"alt":26.72,"az":82.4,"t":"2030-04-28T23:00:00Z","terrain":0.67},{"above_terrain":true,"airmass":2.15,"alt":27.65,"az":83.2,"t":"2030-04-28T23:05:00Z","terrain":0.46},{"above_terrain":true,"airmass":2.08,"alt":28.58,"az":83.9,"t":"2030-04-28T23:10:00Z","terrain":0.39},{"above_terrain":true,"airmass":2.02,"alt":29.51,"az":84.7,"t":"2030-04-28T23:15:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.97,"alt":30.44,"az":85.5,"t":"2030-04-28T23:20:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.92,"alt":31.37,"az":86.3,"t":"2030-04-28T23:25:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.87,"alt":32.31,"az":87.1,"t":"2030-04-28T23:30:00Z","terrain":0.06},{"above_terrain":true,"airmass":1.82,"alt":33.24,"az":87.9,"t":"2030-04-28T23:35:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.78,"alt":34.18,"az":88.7,"t":"2030-04-28T23:40:00Z","terrain":-0.16},{"above_terrain":true,"airmass":1.73,"alt":35.12,"az":89.5,"t":"2030-04-28T23:45:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.7,"alt":36.05,"az":90.4,"t":"2030-04-28T23:50:00Z","terrain":-0.17},{"above_terrain":true,"airmass":1.66,"alt":36.99,"az":91.2,"t":"2030-04-28T23:55:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.62,"alt":37.92,"az":92.1,"t":"2030-04-29T00:00:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.59,"alt":38.86,"az":92.9,"t":"2030-04-29T00:05:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.56,"alt":39.79,"az":93.8,"t":"2030-04-29T00:10:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.53,"alt":40.73,"az":94.7,"t":"2030-04-29T00:15:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.5,"alt":41.66,"az":95.6,"t":"2030-04-29T00:20:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.48,"alt":42.59,"az":96.5,"t":"2030-04-29T00:25:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.45,"alt":43.52,"az":97.5,"t":"2030-04-29T00:30:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.43,"alt":44.44,"az":98.4,"t":"2030-04-29T00:35:00Z","terrain":0.59},{"above_terrain":true,"airmass":1.4,"alt":45.37,"az":99.4,"t":"2030-04-29T00:40:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.38,"alt":46.29,"az":100.4,"t":"2030-04-29T00:45:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.36,"alt":47.21,"az":101.4,"t":"2030-04-29T00:50:00Z","terrain":0.03},{"above_terrain":true,"airmass":1.34,"alt":48.13,"az":102.5,"t":"2030-04-29T00:55:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.32,"alt":49.04,"az":103.6,"t":"2030-04-29T01:00:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.31,"alt":49.94,"az":104.7,"t":"2030-04-29T01:05:00Z","terrain":-0.14},{"above_terrain":true,"airmass":1.29,"alt":50.85,"az":105.8,"t":"2030-04-29T01:10:00Z","terrain":-0.55},{"above_terrain":true,"airmass":1.27,"alt":51.75,"az":107.0,"t":"2030-04-29T01:15:00Z","terrain":-0.61},{"above_terrain":true,"airmass":1.26,"alt":52.64,"az":108.2,"t":"2030-04-29T01:20:00Z","terrain":-0.97},{"above_terrain":true,"airmass":1.24,"alt":53.52,"az":109.4,"t":"2030-04-29T01:25:00Z","terrain":-1.17},{"above_terrain":true,"airmass":1.23,"alt":54.4,"az":110.7,"t":"2030-04-29T01:30:00Z","terrain":-1.27},{"above_terrain":true,"airmass":1.22,"alt":55.28,"az":112.0,"t":"2030-04-29T01:35:00Z","terrain":-1.38},{"above_terrain":true,"airmass":1.2,"alt":56.14,"az":113.3,"t":"2030-04-29T01:40:00Z","terrain":-1.5},{"above_terrain":true,"airmass":1.19,"alt":56.99,"az":114.8,"t":"2030-04-29T01:45:00Z","terrain":-1.54},{"above_terrain":true,"airmass":1.18,"alt":57.84,"az":116.2,"t":"2030-04-29T01:50:00Z","terrain":-1.51},{"above_terrain":true,"airmass":1.17,"alt":58.67,"az":117.7,"t":"2030-04-29T01:55:00Z","terrain":-1.47},{"above_terrain":true,"airmass":1.16,"alt":59.5,"az":119.3,"t":"2030-04-29T02:00:00Z","terrain":-1.4},{"above_terrain":true,"airmass":1.15,"alt":60.3,"az":121.0,"t":"2030-04-29T02:05:00Z","terrain":-1.25},{"above_terrain":true,"airmass":1.14,"alt":61.1,"az":122.7,"t":"2030-04-29T02:10:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.13,"alt":61.88,"az":124.5,"t":"2030-04-29T02:15:00Z","terrain":-1.55},{"above_terrain":true,"airmass":1.13,"alt":62.64,"az":126.3,"t":"2030-04-29T02:20:00Z","terrain":-1.58},{"above_terrain":true,"airmass":1.12,"alt":63.39,"az":128.3,"t":"2030-04-29T02:25:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.11,"alt":64.11,"az":130.3,"t":"2030-04-29T02:30:00Z","terrain":-1.59},{"above_terrain":true,"airmass":1.1,"alt":64.81,"az":132.4,"t":"2030-04-29T02:35:00Z","terrain":-1.65},{"above_terrain":true,"airmass":1.1,"alt":65.49,"az":134.7,"t":"2030-04-29T02:40:00Z","terrain":-1.39},{"above_terrain":true,"airmass":1.09,"alt":66.14,"az":137.0,"t":"2030-04-29T02:45:00Z","terrain":-1.23},{"above_terrain":true,"airmass":1.09,"alt":66.77,"az":139.4,"t":"2030-04-29T02:50:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.08,"alt":67.36,"az":142.0,"t":"2030-04-29T02:55:00Z","terrain":-1.32},{"above_terrain":true,"airmass":1.08,"alt":67.92,"az":144.6,"t":"2030-04-29T03:00:00Z","terrain":-1.43},{"above_terrain":true,"airmass":1.07,"alt":68.44,"az":147.4,"t":"2030-04-29T03:05:00Z","terrain":-1.36},{"above_terrain":true,"airmass":1.07,"alt":68.93,"az":150.3,"t":"2030-04-29T03:10:00Z","terrain":-1.19},{"above_terrain":true,"airmass":1.07,"alt":69.37,"az":153.3,"t":"2030-04-29T03:15:00Z","terrain":-0.96},{"above_terrain":true,"airmass":1.07,"alt":69.77,"az":156.4,"t":"2030-04-29T03:20:00Z","terrain":-1.19},{"above_terrain":true,"airmass":1.06,"alt":70.12,"az":159.6,"t":"2030-04-29T03:25:00Z","terrain":-1.07},{"above_terrain":true,"airmass":1.06,"alt":70.42,"az":162.9,"t":"2030-04-29T03:30:00Z","terrain":-1.36},{"above_terrain":true,"airmass":1.06,"alt":70.67,"az":166.3,"t":"2030-04-29T03:35:00Z","terrain":-1.22},{"above_terrain":true,"airmass":1.06,"alt":70.86,"az":169.8,"t":"2030-04-29T03:40:00Z","terrain":-0.64},{"above_terrain":true,"airmass":1.06,"alt":71.0,"az":173.3,"t":"2030-04-29T03:45:00Z","terrain":-0.48},{"above_terrain":true,"airmass":1.06,"alt":71.08,"az":176.8,"t":"2030-04-29T03:50:00Z","terrain":-0.38},{"above_terrain":true,"airmass":1.06,"alt":71.1,"az":180.4,"t":"2030-04-29T03:55:00Z","terrain":-0.58},{"above_terrain":true,"airmass":1.06,"alt":71.07,"az":184.0,"t":"2030-04-29T04:00:00Z","terrain":-0.6},{"above_terrain":true,"airmass":1.06,"alt":70.97,"az":187.5,"t":"2030-04-29T04:05:00Z","terrain":-0.64},{"above_terrain":true,"airmass":1.06,"alt":70.82,"az":191.0,"t":"2030-04-29T04:10:00Z","terrain":-0.46},{"above_terrain":true,"airmass":1.06,"alt":70.62,"az":194.4,"t":"2030-04-29T04:15:00Z","terrain":-0.46},{"above_terrain":true,"airmass":1.06,"alt":70.36,"az":197.8,"t":"2030-04-29T04:20:00Z","terrain":-0.38},{"above_terrain":true,"airmass":1.06,"alt":70.05,"az":201.1,"t":"2030-04-29T04:25:00Z","terrain":-0.52},{"above_terrain":true,"airmass":1.07,"alt":69.68,"az":204.3,"t":"2030-04-29T04:30:00Z","terrain":-0.45},{"above_terrain":true,"airmass":1.07,"alt":69.28,"az":207.4,"t":"2030-04-29T04:35:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.07,"alt":68.82,"az":210.3,"t":"2030-04-29T04:40:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.08,"alt":68.33,"az":213.2,"t":"2030-04-29T04:45:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.08,"alt":67.8,"az":216.0,"t":"2030-04-29T04:50:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.08,"alt":67.23,"az":218.6,"t":"2030-04-29T04:55:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.09,"alt":66.63,"az":221.1,"t":"2030-04-29T05:00:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.09,"alt":66.0,"az":223.5,"t":"2030-04-29T05:05:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.1,"alt":65.34,"az":225.8,"t":"2030-04-29T05:10:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.11,"alt":64.66,"az":228.0,"t":"2030-04-29T05:15:00Z","terrain":1.14},{"above_terrain":true,"airmass":1.11,"alt":63.95,"az":230.1,"t":"2030-04-29T05:20:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.12,"alt":63.22,"az":232.2,"t":"2030-04-29T05:25:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.13,"alt":62.48,"az":234.1,"t":"2030-04-29T05:30:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.13,"alt":61.71,"az":235.9,"t":"2030-04-29T05:35:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.14,"alt":60.93,"az":237.7,"t":"2030-04-29T05:40:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.15,"alt":60.13,"az":239.4,"t":"2030-04-29T05:45:00Z","terrain":0.62},{"above_terrain":true,"airmass":1.16,"alt":59.31,"az":241.0,"t":"2030-04-29T05:50:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.17,"alt":58.49,"az":242.6,"t":"2030-04-29T05:55:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.18,"alt":57.65,"az":244.1,"t":"2030-04-29T06:00:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.19,"alt":56.81,"az":245.6,"t":"2030-04-29T06:05:00Z","terrain":1.1},{"above_terrain":true,"airmass":1.21,"alt":55.95,"az":247.0,"t":"2030-04-29T06:10:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.22,"alt":55.08,"az":248.3,"t":"2030-04-29T06:15:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.23,"alt":54.21,"az":249.6,"t":"2030-04-29T06:20:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.25,"alt":53.33,"az":250.9,"t":"2030-04-29T06:25:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.26,"alt":52.44,"az":252.1,"t":"2030-04-29T06:30:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.28,"alt":51.55,"az":253.3,"t":"2030-04-29T06:35:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.29,"alt":50.65,"az":254.5,"t":"2030-04-29T06:40:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.31,"alt":49.74,"az":255.6,"t":"2030-04-29T06:45:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.33,"alt":48.84,"az":256.7,"t":"2030-04-29T06:50:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.35,"alt":47.92,"az":257.7,"t":"2030-04-29T06:55:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.37,"alt":47.01,"az":258.8,"t":"2030-04-29T07:00:00Z","terrain":0.45},{"above_terrain":true,"airmass":1.39,"alt":46.09,"az":259.8,"t":"2030-04-29T07:05:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.41,"alt":45.16,"az":260.8,"t":"2030-04-29T07:10:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.43,"alt":44.24,"az":261.8,"t":"2030-04-29T07:15:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.46,"alt":43.31,"az":262.7,"t":"2030-04-29T07:20:00Z","terrain":0.86},{"above_terrain":true,"airmass":1.48,"alt":42.38,"az":263.7,"t":"2030-04-29T07:25:00Z","terrain":0.62},{"above_terrain":true,"airmass":1.51,"alt":41.45,"az":264.6,"t":"2030-04-29T07:30:00Z","terrain":0.44},{"above_terrain":true,"airmass":1.54,"alt":40.52,"az":265.5,"t":"2030-04-29T07:35:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.57,"alt":39.59,"az":266.4,"t":"2030-04-29T07:40:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.6,"alt":38.65,"az":267.2,"t":"2030-04-29T07:45:00Z","terrain":0.59},{"above_terrain":true,"airmass":1.63,"alt":37.72,"az":268.1,"t":"2030-04-29T07:50:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.67,"alt":36.78,"az":269.0,"t":"2030-04-29T07:55:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.7,"alt":35.84,"az":269.8,"t":"2030-04-29T08:00:00Z","terrain":0.87},{"above_terrain":true,"airmass":1.74,"alt":34.91,"az":270.6,"t":"2030-04-29T08:05:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.79,"alt":33.97,"az":271.5,"t":"2030-04-29T08:10:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.83,"alt":33.04,"az":272.3,"t":"2030-04-29T08:15:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.88,"alt":32.1,"az":273.1,"t":"2030-04-29T08:20:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.93,"alt":31.17,"az":273.9,"t":"2030-04-29T08:25:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.98,"alt":30.24,"az":274.7,"t":"2030-04-29T08:30:00Z","terrain":0.05},{"above_terrain":true,"airmass":2.04,"alt":29.3,"az":275.5,"t":"2030-04-29T08:35:00Z","terrain":0.04},{"above_terrain":true,"airmass":2.1,"alt":28.37,"az":276.2,"t":"2030-04-29T08:40:00Z","terrain":-0.04},{"above_terrain":true,"airmass":2.16,"alt":27.44,"az":277.0,"t":"2030-04-29T08:45:00Z","terrain":-0.14},{"above_terrain":true,"airmass":2.23,"alt":26.51,"az":277.8,"t":"2030-04-29T08:50:00Z","terrain":-0.09},{"above_terrain":true,"airmass":2.31,"alt":25.59,"az":278.6,"t":"2030-04-29T08:55:00Z","terrain":-0.05},{"above_terrain":true,"airmass":2.39,"alt":24.66,"az":279.3,"t":"2030-04-29T09:00:00Z","terrain":-0.06}],"transit":{"airmass":1.06,"alt":71.1,"az":180.4,"t":"2030-04-29T03:55:00Z"},"usable_hours":3.17,"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."]}