{"assessment":{"best_window":{"end":"2029-05-30T01:35Z","end_local":"04:35","hours":1.67,"label":"marginal","mean_quality":0.41,"start":"2029-05-29T23:55Z","start_local":"02:55"},"cost":{"altitude":5.01,"clouds":0.0,"darkness":1.3,"moon":0.15},"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 barely \u2014 weather unknown","hourly":[{"alt":-6,"cloud":null,"high":null,"iso":"2029-05-29T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-18,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"21:00","wind":null},{"alt":-7,"cloud":null,"high":null,"iso":"2029-05-29T19:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-8,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"22:00","wind":null},{"alt":-5,"cloud":null,"high":null,"iso":"2029-05-29T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":1,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":-1,"cloud":null,"high":null,"iso":"2029-05-29T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":9,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":5,"cloud":null,"high":null,"iso":"2029-05-29T22:00Z","label":"unusable","low":null,"mid":null,"moon_alt":17,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":12,"cloud":null,"high":null,"iso":"2029-05-29T23:00Z","label":"unusable","low":null,"mid":null,"moon_alt":22,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":21,"cloud":null,"high":null,"iso":"2029-05-30T00:00Z","label":"marginal","low":null,"mid":null,"moon_alt":24,"precip":null,"q":0.36,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":30,"cloud":null,"high":null,"iso":"2029-05-30T01:00Z","label":"marginal","low":null,"mid":null,"moon_alt":24,"precip":null,"q":0.33,"rh":null,"sky":"astronomical twilight","temp":null,"time":"04:00","wind":null},{"alt":40,"cloud":null,"high":null,"iso":"2029-05-30T02:00Z","label":"poor","low":null,"mid":null,"moon_alt":22,"precip":null,"q":0.11,"rh":null,"sky":"nautical twilight","temp":null,"time":"05:00","wind":null}],"peak_quality":0.59,"peak_sky":0.59,"quality_hours":0.76,"reasons":["the target being low or below 20\u00b0 cost 5.0 quality-hours","daylight and twilight cost 1.3 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":11,"score_weather":null,"sky_hours":0.76,"verdict":"unknown","verdict_astronomy":"poor","weather_known":false,"windows":[{"end":"2029-05-29T23:55Z","end_local":"02:55","hours":6.17,"label":"unusable","mean_quality":0.0,"start":"2029-05-29T17:45Z","start_local":"20:45"},{"end":"2029-05-30T01:35Z","end_local":"04:35","hours":1.67,"label":"marginal","mean_quality":0.41,"start":"2029-05-29T23:55Z","start_local":"02:55"},{"end":"2029-05-30T02:20Z","end_local":"05:20","hours":0.75,"label":"poor","mean_quality":0.11,"start":"2029-05-30T01:35Z","start_local":"04:35"},{"end":"2029-05-30T02:50Z","end_local":"05:50","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2029-05-30T02:20Z","start_local":"05:20"}]},"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":"2029-05-29T19:51:29Z","dark_hours":4.9,"dark_to":"2029-05-30T00:45:27Z","moon":{"illumination":0.938,"phase":"waning gibbous","waxing":false},"moon_free_dark_hours":0.02,"moonrise":"2029-05-29T19:53:46Z","moonset":"2029-05-30T05:06:10Z","sunrise":"2029-05-30T02:49:59Z","sunset":"2029-05-29T17:46:57Z","twilight":{"astronomical":{"end":"2029-05-29T19:51:29Z","start":"2029-05-30T00:45:27Z"},"civil":{"end":"2029-05-29T18:20:09Z","start":"2029-05-30T02:16:47Z"},"nautical":{"end":"2029-05-29T19:02:17Z","start":"2029-05-30T01:34:39Z"}},"window_end":"2029-05-30T09:00:00Z","window_start":"2029-05-29T09:00:00Z"},"night_date":"2029-05-29","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":2.14,"alt":27.8,"t":"2029-05-30T00:45:00Z"},"dec":41.26875,"dec_of_date":41.4295,"dec_str":"+41\u00b0 16' 07.5\"","good_hours":0,"limit_rise":"2029-05-29T23:53:52Z","limit_set":"2029-05-29T13:16:21Z","max_az_rate_deg_per_min":23.83,"moon_separation":106.7,"never_rises":false,"ra":10.68470833,"ra_of_date":11.0887,"ra_str":"00h 42m 44.3s","resolved":{"common_name":"Andromeda Galaxy","dec":41.26875,"morphology":"SA(s)b","name":"M 31","ra":10.68470833,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=M31","source":"sesame","type":"AGN","type_text":"galaxy with an active nucleus","vmag":3.44},"summary":"Just 0.9 h above 20\u00b0 in darkness \u2014 barely observable tonight.","terrain":{"available":true,"behind_at":"2029-05-29T16:04:20Z","blocked_dark_hours":0,"clears_at":"2029-05-29T21:19:38Z","rise_az":281.6},"track":[{"above_terrain":true,"airmass":1.12,"alt":63.39,"az":281.6,"t":"2029-05-29T09:00:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.13,"alt":62.47,"az":282.0,"t":"2029-05-29T09:05:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.14,"alt":61.56,"az":282.5,"t":"2029-05-29T09:10:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.15,"alt":60.64,"az":282.9,"t":"2029-05-29T09:15:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.16,"alt":59.73,"az":283.4,"t":"2029-05-29T09:20:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.17,"alt":58.82,"az":283.9,"t":"2029-05-29T09:25:00Z","terrain":0.1},{"above_terrain":true,"airmass":1.18,"alt":57.92,"az":284.3,"t":"2029-05-29T09:30:00Z","terrain":0.16},{"above_terrain":true,"airmass":1.19,"alt":57.01,"az":284.8,"t":"2029-05-29T09:35:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.2,"alt":56.11,"az":285.3,"t":"2029-05-29T09:40:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.22,"alt":55.2,"az":285.7,"t":"2029-05-29T09:45:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.23,"alt":54.3,"az":286.2,"t":"2029-05-29T09:50:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.24,"alt":53.41,"az":286.7,"t":"2029-05-29T09:55:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.26,"alt":52.51,"az":287.1,"t":"2029-05-29T10:00:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.27,"alt":51.62,"az":287.6,"t":"2029-05-29T10:05:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.29,"alt":50.73,"az":288.1,"t":"2029-05-29T10:10:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.31,"alt":49.84,"az":288.6,"t":"2029-05-29T10:15:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.32,"alt":48.95,"az":289.1,"t":"2029-05-29T10:20:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.34,"alt":48.07,"az":289.5,"t":"2029-05-29T10:25:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.36,"alt":47.19,"az":290.0,"t":"2029-05-29T10:30:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.38,"alt":46.31,"az":290.5,"t":"2029-05-29T10:35:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.4,"alt":45.43,"az":291.0,"t":"2029-05-29T10:40:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.42,"alt":44.56,"az":291.5,"t":"2029-05-29T10:45:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.45,"alt":43.69,"az":292.0,"t":"2029-05-29T10:50:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.47,"alt":42.83,"az":292.5,"t":"2029-05-29T10:55:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.49,"alt":41.96,"az":293.0,"t":"2029-05-29T11:00:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.52,"alt":41.1,"az":293.5,"t":"2029-05-29T11:05:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.55,"alt":40.25,"az":294.0,"t":"2029-05-29T11:10:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.57,"alt":39.39,"az":294.5,"t":"2029-05-29T11:15:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.6,"alt":38.54,"az":295.0,"t":"2029-05-29T11:20:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.63,"alt":37.7,"az":295.6,"t":"2029-05-29T11:25:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.66,"alt":36.86,"az":296.1,"t":"2029-05-29T11:30:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.7,"alt":36.02,"az":296.6,"t":"2029-05-29T11:35:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.73,"alt":35.18,"az":297.1,"t":"2029-05-29T11:40:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.77,"alt":34.35,"az":297.7,"t":"2029-05-29T11:45:00Z","terrain":0.16},{"above_terrain":true,"airmass":1.81,"alt":33.52,"az":298.2,"t":"2029-05-29T11:50:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.85,"alt":32.7,"az":298.8,"t":"2029-05-29T11:55:00Z","terrain":0.16},{"above_terrain":true,"airmass":1.89,"alt":31.88,"az":299.3,"t":"2029-05-29T12:00:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.93,"alt":31.07,"az":299.9,"t":"2029-05-29T12:05:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.98,"alt":30.26,"az":300.4,"t":"2029-05-29T12:10:00Z","terrain":0.35},{"above_terrain":true,"airmass":2.03,"alt":29.46,"az":301.0,"t":"2029-05-29T12:15:00Z","terrain":0.32},{"above_terrain":true,"airmass":2.08,"alt":28.66,"az":301.5,"t":"2029-05-29T12:20:00Z","terrain":0.19},{"above_terrain":true,"airmass":2.13,"alt":27.86,"az":302.1,"t":"2029-05-29T12:25:00Z","terrain":0.05},{"above_terrain":true,"airmass":2.19,"alt":27.07,"az":302.7,"t":"2029-05-29T12:30:00Z","terrain":-0.13},{"above_terrain":true,"airmass":2.25,"alt":26.28,"az":303.3,"t":"2029-05-29T12:35:00Z","terrain":-0.2},{"above_terrain":true,"airmass":2.31,"alt":25.5,"az":303.8,"t":"2029-05-29T12:40:00Z","terrain":-0.12},{"above_terrain":true,"airmass":2.38,"alt":24.73,"az":304.4,"t":"2029-05-29T12:45:00Z","terrain":-0.18},{"above_terrain":true,"airmass":2.45,"alt":23.96,"az":305.0,"t":"2029-05-29T12:50:00Z","terrain":-0.29},{"above_terrain":true,"airmass":2.53,"alt":23.2,"az":305.6,"t":"2029-05-29T12:55:00Z","terrain":-0.22},{"above_terrain":true,"airmass":2.61,"alt":22.44,"az":306.2,"t":"2029-05-29T13:00:00Z","terrain":-0.09},{"above_terrain":true,"airmass":2.69,"alt":21.69,"az":306.8,"t":"2029-05-29T13:05:00Z","terrain":0.12},{"above_terrain":true,"airmass":2.78,"alt":20.94,"az":307.4,"t":"2029-05-29T13:10:00Z","terrain":0.24},{"above_terrain":true,"airmass":2.88,"alt":20.2,"az":308.1,"t":"2029-05-29T13:15:00Z","terrain":0.31},{"above_terrain":true,"airmass":2.98,"alt":19.47,"az":308.7,"t":"2029-05-29T13:20:00Z","terrain":0.22},{"above_terrain":true,"airmass":3.09,"alt":18.74,"az":309.3,"t":"2029-05-29T13:25:00Z","terrain":0.19},{"above_terrain":true,"airmass":3.2,"alt":18.02,"az":309.9,"t":"2029-05-29T13:30:00Z","terrain":0.22},{"above_terrain":true,"airmass":3.33,"alt":17.3,"az":310.6,"t":"2029-05-29T13:35:00Z","terrain":0.3},{"above_terrain":true,"airmass":3.46,"alt":16.6,"az":311.2,"t":"2029-05-29T13:40:00Z","terrain":0.31},{"above_terrain":true,"airmass":3.61,"alt":15.9,"az":311.9,"t":"2029-05-29T13:45:00Z","terrain":0.16},{"above_terrain":true,"airmass":3.76,"alt":15.2,"az":312.5,"t":"2029-05-29T13:50:00Z","terrain":0.21},{"above_terrain":true,"airmass":3.93,"alt":14.52,"az":313.2,"t":"2029-05-29T13:55:00Z","terrain":0.31},{"above_terrain":true,"airmass":4.12,"alt":13.84,"az":313.9,"t":"2029-05-29T14:00:00Z","terrain":0.45},{"above_terrain":true,"airmass":4.31,"alt":13.17,"az":314.6,"t":"2029-05-29T14:05:00Z","terrain":0.52},{"above_terrain":true,"airmass":4.53,"alt":12.51,"az":315.2,"t":"2029-05-29T14:10:00Z","terrain":0.54},{"above_terrain":true,"airmass":4.77,"alt":11.85,"az":315.9,"t":"2029-05-29T14:15:00Z","terrain":0.49},{"above_terrain":true,"airmass":5.02,"alt":11.2,"az":316.6,"t":"2029-05-29T14:20:00Z","terrain":0.37},{"above_terrain":true,"airmass":5.31,"alt":10.56,"az":317.3,"t":"2029-05-29T14:25:00Z","terrain":0.31},{"above_terrain":true,"airmass":5.62,"alt":9.93,"az":318.0,"t":"2029-05-29T14:30:00Z","terrain":0.31},{"above_terrain":true,"airmass":5.97,"alt":9.31,"az":318.8,"t":"2029-05-29T14:35:00Z","terrain":-0.02},{"above_terrain":true,"airmass":6.35,"alt":8.7,"az":319.5,"t":"2029-05-29T14:40:00Z","terrain":-0.17},{"above_terrain":true,"airmass":6.78,"alt":8.1,"az":320.2,"t":"2029-05-29T14:45:00Z","terrain":-0.2},{"above_terrain":true,"airmass":7.26,"alt":7.5,"az":320.9,"t":"2029-05-29T14:50:00Z","terrain":-0.2},{"above_terrain":true,"airmass":7.81,"alt":6.92,"az":321.7,"t":"2029-05-29T14:55:00Z","terrain":0.08},{"above_terrain":true,"airmass":8.43,"alt":6.34,"az":322.4,"t":"2029-05-29T15:00:00Z","terrain":0.15},{"above_terrain":true,"airmass":9.13,"alt":5.78,"az":323.2,"t":"2029-05-29T15:05:00Z","terrain":0.03},{"above_terrain":true,"airmass":9.95,"alt":5.22,"az":323.9,"t":"2029-05-29T15:10:00Z","terrain":-0.19},{"above_terrain":true,"airmass":10.89,"alt":4.67,"az":324.7,"t":"2029-05-29T15:15:00Z","terrain":-0.2},{"above_terrain":true,"airmass":11.98,"alt":4.14,"az":325.5,"t":"2029-05-29T15:20:00Z","terrain":-0.21},{"above_terrain":true,"airmass":13.28,"alt":3.61,"az":326.3,"t":"2029-05-29T15:25:00Z","terrain":-0.28},{"above_terrain":true,"airmass":14.81,"alt":3.1,"az":327.1,"t":"2029-05-29T15:30:00Z","terrain":-0.38},{"above_terrain":true,"airmass":16.66,"alt":2.6,"az":327.9,"t":"2029-05-29T15:35:00Z","terrain":-0.25},{"above_terrain":true,"airmass":18.89,"alt":2.1,"az":328.7,"t":"2029-05-29T15:40:00Z","terrain":-0.16},{"above_terrain":true,"airmass":21.64,"alt":1.62,"az":329.5,"t":"2029-05-29T15:45:00Z","terrain":-0.23},{"above_terrain":true,"airmass":25.02,"alt":1.15,"az":330.3,"t":"2029-05-29T15:50:00Z","terrain":-0.36},{"above_terrain":true,"airmass":29.23,"alt":0.69,"az":331.1,"t":"2029-05-29T15:55:00Z","terrain":-0.37},{"above_terrain":true,"airmass":34.45,"alt":0.25,"az":331.9,"t":"2029-05-29T16:00:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-0.19,"az":332.8,"t":"2029-05-29T16:05:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-0.61,"az":333.6,"t":"2029-05-29T16:10:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-1.02,"az":334.4,"t":"2029-05-29T16:15:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-1.42,"az":335.3,"t":"2029-05-29T16:20:00Z","terrain":-0.66},{"above_terrain":false,"airmass":null,"alt":-1.8,"az":336.1,"t":"2029-05-29T16:25:00Z","terrain":-0.82},{"above_terrain":false,"airmass":null,"alt":-2.17,"az":337.0,"t":"2029-05-29T16:30:00Z","terrain":-0.73},{"above_terrain":false,"airmass":null,"alt":-2.53,"az":337.9,"t":"2029-05-29T16:35:00Z","terrain":-0.5},{"above_terrain":false,"airmass":null,"alt":-2.88,"az":338.8,"t":"2029-05-29T16:40:00Z","terrain":-0.68},{"above_terrain":false,"airmass":null,"alt":-3.21,"az":339.6,"t":"2029-05-29T16:45:00Z","terrain":-0.61},{"above_terrain":false,"airmass":null,"alt":-3.53,"az":340.5,"t":"2029-05-29T16:50:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-3.83,"az":341.4,"t":"2029-05-29T16:55:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-4.13,"az":342.3,"t":"2029-05-29T17:00:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-4.4,"az":343.2,"t":"2029-05-29T17:05:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-4.67,"az":344.1,"t":"2029-05-29T17:10:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-4.92,"az":345.0,"t":"2029-05-29T17:15:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-5.15,"az":345.9,"t":"2029-05-29T17:20:00Z","terrain":-0.54},{"above_terrain":false,"airmass":null,"alt":-5.37,"az":346.9,"t":"2029-05-29T17:25:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-5.58,"az":347.8,"t":"2029-05-29T17:30:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-5.77,"az":348.7,"t":"2029-05-29T17:35:00Z","terrain":-0.04},{"above_terrain":false,"airmass":null,"alt":-5.94,"az":349.6,"t":"2029-05-29T17:40:00Z","terrain":0.09},{"above_terrain":false,"airmass":null,"alt":-6.1,"az":350.6,"t":"2029-05-29T17:45:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-6.25,"az":351.5,"t":"2029-05-29T17:50:00Z","terrain":0.2},{"above_terrain":false,"airmass":null,"alt":-6.38,"az":352.4,"t":"2029-05-29T17:55:00Z","terrain":0.37},{"above_terrain":false,"airmass":null,"alt":-6.5,"az":353.4,"t":"2029-05-29T18:00:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-6.6,"az":354.3,"t":"2029-05-29T18:05:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-6.68,"az":355.3,"t":"2029-05-29T18:10:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-6.75,"az":356.2,"t":"2029-05-29T18:15:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-6.81,"az":357.1,"t":"2029-05-29T18:20:00Z","terrain":0.73},{"above_terrain":false,"airmass":null,"alt":-6.85,"az":358.1,"t":"2029-05-29T18:25:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-6.87,"az":359.0,"t":"2029-05-29T18:30:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-6.88,"az":360.0,"t":"2029-05-29T18:35:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-6.87,"az":0.9,"t":"2029-05-29T18:40:00Z","terrain":0.38},{"above_terrain":false,"airmass":null,"alt":-6.85,"az":1.9,"t":"2029-05-29T18:45:00Z","terrain":0.15},{"above_terrain":false,"airmass":null,"alt":-6.81,"az":2.8,"t":"2029-05-29T18:50:00Z","terrain":-0.08},{"above_terrain":false,"airmass":null,"alt":-6.76,"az":3.8,"t":"2029-05-29T18:55:00Z","terrain":-0.24},{"above_terrain":false,"airmass":null,"alt":-6.69,"az":4.7,"t":"2029-05-29T19:00:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-6.6,"az":5.6,"t":"2029-05-29T19:05:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-6.5,"az":6.6,"t":"2029-05-29T19:10:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-6.39,"az":7.5,"t":"2029-05-29T19:15:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-6.26,"az":8.5,"t":"2029-05-29T19:20:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-6.11,"az":9.4,"t":"2029-05-29T19:25:00Z","terrain":-0.64},{"above_terrain":false,"airmass":null,"alt":-5.95,"az":10.3,"t":"2029-05-29T19:30:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-5.78,"az":11.3,"t":"2029-05-29T19:35:00Z","terrain":-0.34},{"above_terrain":false,"airmass":null,"alt":-5.59,"az":12.2,"t":"2029-05-29T19:40:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-5.38,"az":13.1,"t":"2029-05-29T19:45:00Z","terrain":-0.05},{"above_terrain":false,"airmass":null,"alt":-5.16,"az":14.0,"t":"2029-05-29T19:50:00Z","terrain":0.1},{"above_terrain":false,"airmass":null,"alt":-4.93,"az":14.9,"t":"2029-05-29T19:55:00Z","terrain":0.39},{"above_terrain":false,"airmass":null,"alt":-4.68,"az":15.8,"t":"2029-05-29T20:00:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-4.42,"az":16.7,"t":"2029-05-29T20:05:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-4.14,"az":17.6,"t":"2029-05-29T20:10:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-3.85,"az":18.5,"t":"2029-05-29T20:15:00Z","terrain":0.58},{"above_terrain":false,"airmass":null,"alt":-3.54,"az":19.4,"t":"2029-05-29T20:20:00Z","terrain":0.64},{"above_terrain":false,"airmass":null,"alt":-3.23,"az":20.3,"t":"2029-05-29T20:25:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-2.89,"az":21.2,"t":"2029-05-29T20:30:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-2.55,"az":22.1,"t":"2029-05-29T20:35:00Z","terrain":1.0},{"above_terrain":false,"airmass":null,"alt":-2.19,"az":22.9,"t":"2029-05-29T20:40:00Z","terrain":1.15},{"above_terrain":false,"airmass":null,"alt":-1.82,"az":23.8,"t":"2029-05-29T20:45:00Z","terrain":0.97},{"above_terrain":false,"airmass":null,"alt":-1.44,"az":24.7,"t":"2029-05-29T20:50:00Z","terrain":1.12},{"above_terrain":false,"airmass":null,"alt":-1.04,"az":25.5,"t":"2029-05-29T20:55:00Z","terrain":1.28},{"above_terrain":false,"airmass":null,"alt":-0.63,"az":26.4,"t":"2029-05-29T21:00:00Z","terrain":1.32},{"above_terrain":false,"airmass":null,"alt":-0.21,"az":27.2,"t":"2029-05-29T21:05:00Z","terrain":1.26},{"above_terrain":false,"airmass":34.73,"alt":0.23,"az":28.0,"t":"2029-05-29T21:10:00Z","terrain":1.18},{"above_terrain":false,"airmass":29.46,"alt":0.67,"az":28.9,"t":"2029-05-29T21:15:00Z","terrain":1.03},{"above_terrain":true,"airmass":25.21,"alt":1.13,"az":29.7,"t":"2029-05-29T21:20:00Z","terrain":1.1},{"above_terrain":true,"airmass":21.78,"alt":1.6,"az":30.5,"t":"2029-05-29T21:25:00Z","terrain":1.23},{"above_terrain":true,"airmass":19.01,"alt":2.08,"az":31.3,"t":"2029-05-29T21:30:00Z","terrain":1.32},{"above_terrain":true,"airmass":16.76,"alt":2.57,"az":32.1,"t":"2029-05-29T21:35:00Z","terrain":1.29},{"above_terrain":true,"airmass":14.89,"alt":3.08,"az":32.9,"t":"2029-05-29T21:40:00Z","terrain":1.02},{"above_terrain":true,"airmass":13.34,"alt":3.59,"az":33.7,"t":"2029-05-29T21:45:00Z","terrain":0.6},{"above_terrain":true,"airmass":12.04,"alt":4.11,"az":34.5,"t":"2029-05-29T21:50:00Z","terrain":0.25},{"above_terrain":true,"airmass":10.93,"alt":4.65,"az":35.3,"t":"2029-05-29T21:55:00Z","terrain":0.04},{"above_terrain":true,"airmass":9.99,"alt":5.19,"az":36.0,"t":"2029-05-29T22:00:00Z","terrain":0.03},{"above_terrain":true,"airmass":9.17,"alt":5.75,"az":36.8,"t":"2029-05-29T22:05:00Z","terrain":-0.06},{"above_terrain":true,"airmass":8.46,"alt":6.31,"az":37.5,"t":"2029-05-29T22:10:00Z","terrain":-0.15},{"above_terrain":true,"airmass":7.84,"alt":6.89,"az":38.3,"t":"2029-05-29T22:15:00Z","terrain":-0.2},{"above_terrain":true,"airmass":7.29,"alt":7.47,"az":39.0,"t":"2029-05-29T22:20:00Z","terrain":-0.16},{"above_terrain":true,"airmass":6.8,"alt":8.07,"az":39.8,"t":"2029-05-29T22:25:00Z","terrain":-0.08},{"above_terrain":true,"airmass":6.37,"alt":8.67,"az":40.5,"t":"2029-05-29T22:30:00Z","terrain":-0.02},{"above_terrain":true,"airmass":5.98,"alt":9.28,"az":41.2,"t":"2029-05-29T22:35:00Z","terrain":0.04},{"above_terrain":true,"airmass":5.64,"alt":9.9,"az":41.9,"t":"2029-05-29T22:40:00Z","terrain":0.11},{"above_terrain":true,"airmass":5.32,"alt":10.53,"az":42.6,"t":"2029-05-29T22:45:00Z","terrain":0.2},{"above_terrain":true,"airmass":5.04,"alt":11.17,"az":43.3,"t":"2029-05-29T22:50:00Z","terrain":0.3},{"above_terrain":true,"airmass":4.78,"alt":11.82,"az":44.0,"t":"2029-05-29T22:55:00Z","terrain":0.42},{"above_terrain":true,"airmass":4.54,"alt":12.47,"az":44.7,"t":"2029-05-29T23:00:00Z","terrain":0.53},{"above_terrain":true,"airmass":4.32,"alt":13.14,"az":45.4,"t":"2029-05-29T23:05:00Z","terrain":0.62},{"above_terrain":true,"airmass":4.12,"alt":13.81,"az":46.1,"t":"2029-05-29T23:10:00Z","terrain":0.66},{"above_terrain":true,"airmass":3.94,"alt":14.48,"az":46.8,"t":"2029-05-29T23:15:00Z","terrain":0.62},{"above_terrain":true,"airmass":3.77,"alt":15.17,"az":47.4,"t":"2029-05-29T23:20:00Z","terrain":0.58},{"above_terrain":true,"airmass":3.62,"alt":15.86,"az":48.1,"t":"2029-05-29T23:25:00Z","terrain":0.52},{"above_terrain":true,"airmass":3.47,"alt":16.56,"az":48.7,"t":"2029-05-29T23:30:00Z","terrain":0.44},{"above_terrain":true,"airmass":3.34,"alt":17.27,"az":49.4,"t":"2029-05-29T23:35:00Z","terrain":0.41},{"above_terrain":true,"airmass":3.21,"alt":17.98,"az":50.0,"t":"2029-05-29T23:40:00Z","terrain":0.4},{"above_terrain":true,"airmass":3.09,"alt":18.7,"az":50.7,"t":"2029-05-29T23:45:00Z","terrain":0.49},{"above_terrain":true,"airmass":2.98,"alt":19.43,"az":51.3,"t":"2029-05-29T23:50:00Z","terrain":0.56},{"above_terrain":true,"airmass":2.88,"alt":20.16,"az":51.9,"t":"2029-05-29T23:55:00Z","terrain":0.62},{"above_terrain":true,"airmass":2.78,"alt":20.9,"az":52.5,"t":"2029-05-30T00:00:00Z","terrain":0.74},{"above_terrain":true,"airmass":2.69,"alt":21.65,"az":53.1,"t":"2029-05-30T00:05:00Z","terrain":0.86},{"above_terrain":true,"airmass":2.61,"alt":22.4,"az":53.8,"t":"2029-05-30T00:10:00Z","terrain":0.96},{"above_terrain":true,"airmass":2.53,"alt":23.16,"az":54.4,"t":"2029-05-30T00:15:00Z","terrain":1.03},{"above_terrain":true,"airmass":2.45,"alt":23.92,"az":55.0,"t":"2029-05-30T00:20:00Z","terrain":1.08},{"above_terrain":true,"airmass":2.38,"alt":24.69,"az":55.5,"t":"2029-05-30T00:25:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.32,"alt":25.47,"az":56.1,"t":"2029-05-30T00:30:00Z","terrain":1.05},{"above_terrain":true,"airmass":2.25,"alt":26.25,"az":56.7,"t":"2029-05-30T00:35:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.19,"alt":27.03,"az":57.3,"t":"2029-05-30T00:40:00Z","terrain":1.12},{"above_terrain":true,"airmass":2.14,"alt":27.82,"az":57.9,"t":"2029-05-30T00:45:00Z","terrain":1.23},{"above_terrain":true,"airmass":2.08,"alt":28.62,"az":58.4,"t":"2029-05-30T00:50:00Z","terrain":1.23},{"above_terrain":true,"airmass":2.03,"alt":29.42,"az":59.0,"t":"2029-05-30T00:55:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.98,"alt":30.22,"az":59.6,"t":"2029-05-30T01:00:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.93,"alt":31.03,"az":60.1,"t":"2029-05-30T01:05:00Z","terrain":1.16},{"above_terrain":true,"airmass":1.89,"alt":31.84,"az":60.7,"t":"2029-05-30T01:10:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.85,"alt":32.66,"az":61.2,"t":"2029-05-30T01:15:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.81,"alt":33.48,"az":61.8,"t":"2029-05-30T01:20:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.77,"alt":34.31,"az":62.3,"t":"2029-05-30T01:25:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.73,"alt":35.14,"az":62.8,"t":"2029-05-30T01:30:00Z","terrain":0.93},{"above_terrain":true,"airmass":1.7,"alt":35.98,"az":63.4,"t":"2029-05-30T01:35:00Z","terrain":0.86},{"above_terrain":true,"airmass":1.67,"alt":36.81,"az":63.9,"t":"2029-05-30T01:40:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.63,"alt":37.66,"az":64.4,"t":"2029-05-30T01:45:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.6,"alt":38.5,"az":64.9,"t":"2029-05-30T01:50:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.57,"alt":39.35,"az":65.4,"t":"2029-05-30T01:55:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.55,"alt":40.21,"az":66.0,"t":"2029-05-30T02:00:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.52,"alt":41.06,"az":66.5,"t":"2029-05-30T02:05:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.49,"alt":41.92,"az":67.0,"t":"2029-05-30T02:10:00Z","terrain":0.93},{"above_terrain":true,"airmass":1.47,"alt":42.78,"az":67.5,"t":"2029-05-30T02:15:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.45,"alt":43.65,"az":68.0,"t":"2029-05-30T02:20:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.42,"alt":44.52,"az":68.5,"t":"2029-05-30T02:25:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.4,"alt":45.39,"az":69.0,"t":"2029-05-30T02:30:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.38,"alt":46.27,"az":69.5,"t":"2029-05-30T02:35:00Z","terrain":1.13},{"above_terrain":true,"airmass":1.36,"alt":47.15,"az":70.0,"t":"2029-05-30T02:40:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.34,"alt":48.03,"az":70.4,"t":"2029-05-30T02:45:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.33,"alt":48.91,"az":70.9,"t":"2029-05-30T02:50:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.31,"alt":49.8,"az":71.4,"t":"2029-05-30T02:55:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.29,"alt":50.68,"az":71.9,"t":"2029-05-30T03:00:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.28,"alt":51.57,"az":72.4,"t":"2029-05-30T03:05:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.26,"alt":52.47,"az":72.8,"t":"2029-05-30T03:10:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.25,"alt":53.36,"az":73.3,"t":"2029-05-30T03:15:00Z","terrain":0.91},{"above_terrain":true,"airmass":1.23,"alt":54.26,"az":73.8,"t":"2029-05-30T03:20:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.22,"alt":55.16,"az":74.3,"t":"2029-05-30T03:25:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.2,"alt":56.06,"az":74.7,"t":"2029-05-30T03:30:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.19,"alt":56.97,"az":75.2,"t":"2029-05-30T03:35:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.18,"alt":57.87,"az":75.7,"t":"2029-05-30T03:40:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.17,"alt":58.78,"az":76.1,"t":"2029-05-30T03:45:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.16,"alt":59.69,"az":76.6,"t":"2029-05-30T03:50:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.15,"alt":60.6,"az":77.0,"t":"2029-05-30T03:55:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.14,"alt":61.51,"az":77.5,"t":"2029-05-30T04:00:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.13,"alt":62.43,"az":78.0,"t":"2029-05-30T04:05:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.12,"alt":63.34,"az":78.4,"t":"2029-05-30T04:10:00Z","terrain":0.6},{"above_terrain":true,"airmass":1.11,"alt":64.26,"az":78.9,"t":"2029-05-30T04:15:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.1,"alt":65.18,"az":79.3,"t":"2029-05-30T04:20:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.09,"alt":66.1,"az":79.8,"t":"2029-05-30T04:25:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.09,"alt":67.02,"az":80.3,"t":"2029-05-30T04:30:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.08,"alt":67.95,"az":80.7,"t":"2029-05-30T04:35:00Z","terrain":0.62},{"above_terrain":true,"airmass":1.07,"alt":68.87,"az":81.2,"t":"2029-05-30T04:40:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.07,"alt":69.8,"az":81.6,"t":"2029-05-30T04:45:00Z","terrain":0.76},{"above_terrain":true,"airmass":1.06,"alt":70.72,"az":82.1,"t":"2029-05-30T04:50:00Z","terrain":0.76},{"above_terrain":true,"airmass":1.05,"alt":71.65,"az":82.6,"t":"2029-05-30T04:55:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.05,"alt":72.58,"az":83.0,"t":"2029-05-30T05:00:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.04,"alt":73.51,"az":83.5,"t":"2029-05-30T05:05:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.04,"alt":74.44,"az":84.0,"t":"2029-05-30T05:10:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.03,"alt":75.37,"az":84.5,"t":"2029-05-30T05:15:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.03,"alt":76.3,"az":85.0,"t":"2029-05-30T05:20:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.02,"alt":77.23,"az":85.5,"t":"2029-05-30T05:25:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.02,"alt":78.17,"az":86.0,"t":"2029-05-30T05:30:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.02,"alt":79.1,"az":86.5,"t":"2029-05-30T05:35:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.01,"alt":80.04,"az":87.1,"t":"2029-05-30T05:40:00Z","terrain":0.06},{"above_terrain":true,"airmass":1.01,"alt":80.97,"az":87.7,"t":"2029-05-30T05:45:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.01,"alt":81.91,"az":88.3,"t":"2029-05-30T05:50:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.01,"alt":82.84,"az":88.9,"t":"2029-05-30T05:55:00Z","terrain":-0.19},{"above_terrain":true,"airmass":1.01,"alt":83.78,"az":89.7,"t":"2029-05-30T06:00:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.0,"alt":84.71,"az":90.5,"t":"2029-05-30T06:05:00Z","terrain":-0.15},{"above_terrain":true,"airmass":1.0,"alt":85.65,"az":91.5,"t":"2029-05-30T06:10:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.0,"alt":86.58,"az":92.9,"t":"2029-05-30T06:15:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.0,"alt":87.52,"az":95.0,"t":"2029-05-30T06:20:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.0,"alt":88.45,"az":99.1,"t":"2029-05-30T06:25:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.0,"alt":89.35,"az":113.7,"t":"2029-05-30T06:30:00Z","terrain":-1.57},{"above_terrain":true,"airmass":1.0,"alt":89.57,"az":232.9,"t":"2029-05-30T06:35:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.0,"alt":88.69,"az":259.0,"t":"2029-05-30T06:40:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.0,"alt":87.76,"az":264.2,"t":"2029-05-30T06:45:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.0,"alt":86.83,"az":266.6,"t":"2029-05-30T06:50:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.0,"alt":85.89,"az":268.1,"t":"2029-05-30T06:55:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.0,"alt":84.96,"az":269.2,"t":"2029-05-30T07:00:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.01,"alt":84.02,"az":270.1,"t":"2029-05-30T07:05:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.01,"alt":83.09,"az":270.9,"t":"2029-05-30T07:10:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.01,"alt":82.15,"az":271.6,"t":"2029-05-30T07:15:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.01,"alt":81.22,"az":272.2,"t":"2029-05-30T07:20:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.01,"alt":80.28,"az":272.8,"t":"2029-05-30T07:25:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.02,"alt":79.35,"az":273.3,"t":"2029-05-30T07:30:00Z","terrain":0.08},{"above_terrain":true,"airmass":1.02,"alt":78.41,"az":273.9,"t":"2029-05-30T07:35:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.02,"alt":77.48,"az":274.4,"t":"2029-05-30T07:40:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.03,"alt":76.55,"az":274.9,"t":"2029-05-30T07:45:00Z","terrain":0.08},{"above_terrain":true,"airmass":1.03,"alt":75.61,"az":275.4,"t":"2029-05-30T07:50:00Z","terrain":0.05},{"above_terrain":true,"airmass":1.04,"alt":74.68,"az":275.9,"t":"2029-05-30T07:55:00Z","terrain":0.0},{"above_terrain":true,"airmass":1.04,"alt":73.75,"az":276.4,"t":"2029-05-30T08:00:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.05,"alt":72.82,"az":276.8,"t":"2029-05-30T08:05:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.05,"alt":71.89,"az":277.3,"t":"2029-05-30T08:10:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.06,"alt":70.97,"az":277.8,"t":"2029-05-30T08:15:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.06,"alt":70.04,"az":278.2,"t":"2029-05-30T08:20:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.07,"alt":69.11,"az":278.7,"t":"2029-05-30T08:25:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.08,"alt":68.19,"az":279.2,"t":"2029-05-30T08:30:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.08,"alt":67.26,"az":279.6,"t":"2029-05-30T08:35:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.09,"alt":66.34,"az":280.1,"t":"2029-05-30T08:40:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.1,"alt":65.42,"az":280.5,"t":"2029-05-30T08:45:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.11,"alt":64.5,"az":281.0,"t":"2029-05-30T08:50:00Z","terrain":0.03},{"above_terrain":true,"airmass":1.12,"alt":63.58,"az":281.5,"t":"2029-05-30T08:55:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.13,"alt":62.67,"az":281.9,"t":"2029-05-30T09:00:00Z","terrain":-0.12}],"transit":{"airmass":1.0,"alt":89.6,"az":232.9,"t":"2029-05-30T06:35:00Z"},"usable_hours":0.92,"verdict":"poor","zenith_passage":true},"warnings":["No cloud data for this night (beyond the 4-day forecast, or not yet in the archive) \u2014 the score is geometry only."]}