{"assessment":{"best_window":{"end":"2029-04-10T02:15Z","end_local":"05:15","hours":2.42,"label":"good","mean_quality":0.82,"start":"2029-04-09T23:50Z","start_local":"02:50"},"cost":{"altitude":5.79,"clouds":0.0,"darkness":1.18,"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 possible, with compromises \u2014 weather unknown","hourly":[{"alt":-3,"cloud":null,"high":null,"iso":"2029-04-09T17:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-42,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"20:00","wind":null},{"alt":-4,"cloud":null,"high":null,"iso":"2029-04-09T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-50,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"21:00","wind":null},{"alt":-3,"cloud":null,"high":null,"iso":"2029-04-09T19:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-54,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":0,"cloud":null,"high":null,"iso":"2029-04-09T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-54,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":4,"cloud":null,"high":null,"iso":"2029-04-09T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-49,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":11,"cloud":null,"high":null,"iso":"2029-04-09T22:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-42,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":18,"cloud":null,"high":null,"iso":"2029-04-09T23:00Z","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":27,"cloud":null,"high":null,"iso":"2029-04-10T00:00Z","label":"good","low":null,"mid":null,"moon_alt":-22,"precip":null,"q":0.67,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":36,"cloud":null,"high":null,"iso":"2029-04-10T01:00Z","label":"good","low":null,"mid":null,"moon_alt":-11,"precip":null,"q":0.84,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":46,"cloud":null,"high":null,"iso":"2029-04-10T02:00Z","label":"good","low":null,"mid":null,"moon_alt":0,"precip":null,"q":0.91,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":56,"cloud":null,"high":null,"iso":"2029-04-10T03:00Z","label":"poor","low":null,"mid":null,"moon_alt":10,"precip":null,"q":0.14,"rh":null,"sky":"nautical twilight","temp":null,"time":"06:00","wind":null}],"peak_quality":0.91,"peak_sky":0.91,"quality_hours":2.61,"reasons":["the target being low or below 20\u00b0 cost 5.8 quality-hours","daylight and twilight cost 1.2 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":59,"score_weather":null,"sky_hours":2.61,"verdict":"unknown","verdict_astronomy":"marginal","weather_known":false,"windows":[{"end":"2029-04-09T23:15Z","end_local":"02:15","hours":6.33,"label":"unusable","mean_quality":0.0,"start":"2029-04-09T16:55Z","start_local":"19:55"},{"end":"2029-04-09T23:50Z","end_local":"02:50","hours":0.58,"label":"marginal","mean_quality":0.49,"start":"2029-04-09T23:15Z","start_local":"02:15"},{"end":"2029-04-10T02:15Z","end_local":"05:15","hours":2.42,"label":"good","mean_quality":0.82,"start":"2029-04-09T23:50Z","start_local":"02:50"},{"end":"2029-04-10T02:50Z","end_local":"05:50","hours":0.58,"label":"marginal","mean_quality":0.45,"start":"2029-04-10T02:15Z","start_local":"05:15"},{"end":"2029-04-10T03:25Z","end_local":"06:25","hours":0.58,"label":"poor","mean_quality":0.14,"start":"2029-04-10T02:50Z","start_local":"05:50"},{"end":"2029-04-10T03:50Z","end_local":"06:50","hours":0.42,"label":"unusable","mean_quality":0.0,"start":"2029-04-10T03:25Z","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":"2029-04-09T18:33:33Z","dark_hours":7.62,"dark_to":"2029-04-10T02:10:47Z","moon":{"illumination":0.137,"phase":"waning crescent","waxing":false},"moon_free_dark_hours":7.47,"moonrise":"2029-04-10T02:02:48Z","moonset":"2029-04-09T12:49:17Z","sunrise":"2029-04-10T03:48:56Z","sunset":"2029-04-09T16:55:19Z","twilight":{"astronomical":{"end":"2029-04-09T18:33:33Z","start":"2029-04-10T02:10:47Z"},"civil":{"end":"2029-04-09T17:23:50Z","start":"2029-04-10T03:20:27Z"},"nautical":{"end":"2029-04-09T17:57:54Z","start":"2029-04-10T02:46:25Z"}},"window_end":"2029-04-10T09:00:00Z","window_start":"2029-04-09T09:00:00Z"},"night_date":"2029-04-09","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.35,"alt":47.7,"t":"2029-04-10T02:10:00Z"},"dec":44.33,"dec_of_date":44.4449,"dec_str":"+44\u00b0 19' 48.0\"","good_hours":1.83,"limit_rise":"2029-04-09T23:13:16Z","limit_set":"2029-04-09T13:02:19Z","max_az_rate_deg_per_min":3.65,"moon_separation":53.3,"never_rises":false,"ra":314.69583333,"ra_of_date":314.9578,"ra_str":"20h 58m 47.0s","resolved":{"common_name":"North America Nebula","dec":44.33,"name":"NGC 7000","ra":314.69583333,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=NGC%207000","source":"sesame","type":"Cl*","type_text":"star cluster"},"summary":"Only 1.8 h above 30\u00b0, 3.0 h above 20\u00b0 \u2014 usable, at high airmass.","terrain":{"available":true,"behind_at":"2029-04-09T16:18:55Z","blocked_dark_hours":0,"clears_at":"2029-04-09T20:20:25Z","rise_az":289.8},"track":[{"above_terrain":true,"airmass":1.17,"alt":59.06,"az":289.8,"t":"2029-04-09T09:00:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.18,"alt":58.18,"az":290.1,"t":"2029-04-09T09:05:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.19,"alt":57.3,"az":290.4,"t":"2029-04-09T09:10:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.2,"alt":56.42,"az":290.7,"t":"2029-04-09T09:15:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.21,"alt":55.55,"az":291.1,"t":"2029-04-09T09:20:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.22,"alt":54.68,"az":291.4,"t":"2029-04-09T09:25:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.24,"alt":53.81,"az":291.8,"t":"2029-04-09T09:30:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.25,"alt":52.94,"az":292.1,"t":"2029-04-09T09:35:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.27,"alt":52.07,"az":292.5,"t":"2029-04-09T09:40:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.28,"alt":51.21,"az":292.9,"t":"2029-04-09T09:45:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.3,"alt":50.35,"az":293.3,"t":"2029-04-09T09:50:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.31,"alt":49.49,"az":293.6,"t":"2029-04-09T09:55:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.33,"alt":48.63,"az":294.0,"t":"2029-04-09T10:00:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.35,"alt":47.78,"az":294.4,"t":"2029-04-09T10:05:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.37,"alt":46.93,"az":294.9,"t":"2029-04-09T10:10:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.39,"alt":46.08,"az":295.3,"t":"2029-04-09T10:15:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.41,"alt":45.24,"az":295.7,"t":"2029-04-09T10:20:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.43,"alt":44.39,"az":296.1,"t":"2029-04-09T10:25:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.45,"alt":43.55,"az":296.6,"t":"2029-04-09T10:30:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.47,"alt":42.72,"az":297.0,"t":"2029-04-09T10:35:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.5,"alt":41.89,"az":297.4,"t":"2029-04-09T10:40:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.52,"alt":41.06,"az":297.9,"t":"2029-04-09T10:45:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.55,"alt":40.23,"az":298.3,"t":"2029-04-09T10:50:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.57,"alt":39.41,"az":298.8,"t":"2029-04-09T10:55:00Z","terrain":0.16},{"above_terrain":true,"airmass":1.6,"alt":38.59,"az":299.3,"t":"2029-04-09T11:00:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.63,"alt":37.78,"az":299.7,"t":"2029-04-09T11:05:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.66,"alt":36.97,"az":300.2,"t":"2029-04-09T11:10:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.69,"alt":36.16,"az":300.7,"t":"2029-04-09T11:15:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.72,"alt":35.36,"az":301.2,"t":"2029-04-09T11:20:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.76,"alt":34.56,"az":301.7,"t":"2029-04-09T11:25:00Z","terrain":0.16},{"above_terrain":true,"airmass":1.8,"alt":33.76,"az":302.2,"t":"2029-04-09T11:30:00Z","terrain":0.03},{"above_terrain":true,"airmass":1.83,"alt":32.97,"az":302.7,"t":"2029-04-09T11:35:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.87,"alt":32.19,"az":303.2,"t":"2029-04-09T11:40:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.91,"alt":31.41,"az":303.7,"t":"2029-04-09T11:45:00Z","terrain":-0.14},{"above_terrain":true,"airmass":1.96,"alt":30.63,"az":304.2,"t":"2029-04-09T11:50:00Z","terrain":-0.14},{"above_terrain":true,"airmass":2.0,"alt":29.86,"az":304.7,"t":"2029-04-09T11:55:00Z","terrain":-0.24},{"above_terrain":true,"airmass":2.05,"alt":29.09,"az":305.3,"t":"2029-04-09T12:00:00Z","terrain":-0.26},{"above_terrain":true,"airmass":2.1,"alt":28.33,"az":305.8,"t":"2029-04-09T12:05:00Z","terrain":-0.19},{"above_terrain":true,"airmass":2.15,"alt":27.58,"az":306.4,"t":"2029-04-09T12:10:00Z","terrain":-0.05},{"above_terrain":true,"airmass":2.21,"alt":26.82,"az":306.9,"t":"2029-04-09T12:15:00Z","terrain":0.14},{"above_terrain":true,"airmass":2.27,"alt":26.08,"az":307.4,"t":"2029-04-09T12:20:00Z","terrain":0.24},{"above_terrain":true,"airmass":2.33,"alt":25.34,"az":308.0,"t":"2029-04-09T12:25:00Z","terrain":0.32},{"above_terrain":true,"airmass":2.39,"alt":24.6,"az":308.6,"t":"2029-04-09T12:30:00Z","terrain":0.23},{"above_terrain":true,"airmass":2.46,"alt":23.87,"az":309.1,"t":"2029-04-09T12:35:00Z","terrain":0.18},{"above_terrain":true,"airmass":2.53,"alt":23.15,"az":309.7,"t":"2029-04-09T12:40:00Z","terrain":0.21},{"above_terrain":true,"airmass":2.61,"alt":22.43,"az":310.3,"t":"2029-04-09T12:45:00Z","terrain":0.26},{"above_terrain":true,"airmass":2.69,"alt":21.72,"az":310.9,"t":"2029-04-09T12:50:00Z","terrain":0.34},{"above_terrain":true,"airmass":2.77,"alt":21.02,"az":311.5,"t":"2029-04-09T12:55:00Z","terrain":0.26},{"above_terrain":true,"airmass":2.86,"alt":20.32,"az":312.1,"t":"2029-04-09T13:00:00Z","terrain":0.15},{"above_terrain":true,"airmass":2.95,"alt":19.63,"az":312.7,"t":"2029-04-09T13:05:00Z","terrain":0.23},{"above_terrain":true,"airmass":3.06,"alt":18.95,"az":313.3,"t":"2029-04-09T13:10:00Z","terrain":0.33},{"above_terrain":true,"airmass":3.16,"alt":18.27,"az":313.9,"t":"2029-04-09T13:15:00Z","terrain":0.45},{"above_terrain":true,"airmass":3.28,"alt":17.6,"az":314.5,"t":"2029-04-09T13:20:00Z","terrain":0.52},{"above_terrain":true,"airmass":3.4,"alt":16.93,"az":315.2,"t":"2029-04-09T13:25:00Z","terrain":0.55},{"above_terrain":true,"airmass":3.53,"alt":16.28,"az":315.8,"t":"2029-04-09T13:30:00Z","terrain":0.5},{"above_terrain":true,"airmass":3.67,"alt":15.63,"az":316.4,"t":"2029-04-09T13:35:00Z","terrain":0.4},{"above_terrain":true,"airmass":3.82,"alt":14.99,"az":317.1,"t":"2029-04-09T13:40:00Z","terrain":0.3},{"above_terrain":true,"airmass":3.98,"alt":14.35,"az":317.7,"t":"2029-04-09T13:45:00Z","terrain":0.32},{"above_terrain":true,"airmass":4.15,"alt":13.73,"az":318.4,"t":"2029-04-09T13:50:00Z","terrain":0.15},{"above_terrain":true,"airmass":4.33,"alt":13.11,"az":319.1,"t":"2029-04-09T13:55:00Z","terrain":-0.14},{"above_terrain":true,"airmass":4.53,"alt":12.5,"az":319.7,"t":"2029-04-09T14:00:00Z","terrain":-0.18},{"above_terrain":true,"airmass":4.75,"alt":11.9,"az":320.4,"t":"2029-04-09T14:05:00Z","terrain":-0.2},{"above_terrain":true,"airmass":4.98,"alt":11.31,"az":321.1,"t":"2029-04-09T14:10:00Z","terrain":-0.16},{"above_terrain":true,"airmass":5.23,"alt":10.72,"az":321.8,"t":"2029-04-09T14:15:00Z","terrain":0.12},{"above_terrain":true,"airmass":5.51,"alt":10.15,"az":322.5,"t":"2029-04-09T14:20:00Z","terrain":0.15},{"above_terrain":true,"airmass":5.81,"alt":9.58,"az":323.2,"t":"2029-04-09T14:25:00Z","terrain":0.03},{"above_terrain":true,"airmass":6.14,"alt":9.03,"az":323.9,"t":"2029-04-09T14:30:00Z","terrain":-0.18},{"above_terrain":true,"airmass":6.5,"alt":8.48,"az":324.6,"t":"2029-04-09T14:35:00Z","terrain":-0.2},{"above_terrain":true,"airmass":6.9,"alt":7.94,"az":325.3,"t":"2029-04-09T14:40:00Z","terrain":-0.21},{"above_terrain":true,"airmass":7.34,"alt":7.42,"az":326.1,"t":"2029-04-09T14:45:00Z","terrain":-0.25},{"above_terrain":true,"airmass":7.83,"alt":6.9,"az":326.8,"t":"2029-04-09T14:50:00Z","terrain":-0.36},{"above_terrain":true,"airmass":8.37,"alt":6.39,"az":327.5,"t":"2029-04-09T14:55:00Z","terrain":-0.3},{"above_terrain":true,"airmass":8.98,"alt":5.9,"az":328.3,"t":"2029-04-09T15:00:00Z","terrain":-0.2},{"above_terrain":true,"airmass":9.66,"alt":5.41,"az":329.0,"t":"2029-04-09T15:05:00Z","terrain":-0.14},{"above_terrain":true,"airmass":10.42,"alt":4.93,"az":329.8,"t":"2029-04-09T15:10:00Z","terrain":-0.31},{"above_terrain":true,"airmass":11.29,"alt":4.47,"az":330.6,"t":"2029-04-09T15:15:00Z","terrain":-0.37},{"above_terrain":true,"airmass":12.27,"alt":4.01,"az":331.3,"t":"2029-04-09T15:20:00Z","terrain":-0.3},{"above_terrain":true,"airmass":13.4,"alt":3.57,"az":332.1,"t":"2029-04-09T15:25:00Z","terrain":-0.14},{"above_terrain":true,"airmass":14.69,"alt":3.14,"az":332.9,"t":"2029-04-09T15:30:00Z","terrain":-0.12},{"above_terrain":true,"airmass":16.18,"alt":2.72,"az":333.7,"t":"2029-04-09T15:35:00Z","terrain":-0.2},{"above_terrain":true,"airmass":17.9,"alt":2.31,"az":334.5,"t":"2029-04-09T15:40:00Z","terrain":-0.41},{"above_terrain":true,"airmass":19.91,"alt":1.91,"az":335.3,"t":"2029-04-09T15:45:00Z","terrain":-0.66},{"above_terrain":true,"airmass":22.26,"alt":1.53,"az":336.1,"t":"2029-04-09T15:50:00Z","terrain":-0.82},{"above_terrain":true,"airmass":25.01,"alt":1.15,"az":336.9,"t":"2029-04-09T15:55:00Z","terrain":-0.74},{"above_terrain":true,"airmass":28.24,"alt":0.79,"az":337.7,"t":"2029-04-09T16:00:00Z","terrain":-0.54},{"above_terrain":true,"airmass":32.0,"alt":0.44,"az":338.6,"t":"2029-04-09T16:05:00Z","terrain":-0.63},{"above_terrain":true,"airmass":36.34,"alt":0.11,"az":339.4,"t":"2029-04-09T16:10:00Z","terrain":-0.66},{"above_terrain":true,"airmass":null,"alt":-0.21,"az":340.2,"t":"2029-04-09T16:15:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-0.52,"az":341.1,"t":"2029-04-09T16:20:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-0.82,"az":341.9,"t":"2029-04-09T16:25:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-1.11,"az":342.8,"t":"2029-04-09T16:30:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-1.38,"az":343.6,"t":"2029-04-09T16:35:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-1.63,"az":344.5,"t":"2029-04-09T16:40:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-1.88,"az":345.3,"t":"2029-04-09T16:45:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-2.11,"az":346.2,"t":"2029-04-09T16:50:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-2.32,"az":347.1,"t":"2029-04-09T16:55:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-2.53,"az":347.9,"t":"2029-04-09T17:00:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-2.71,"az":348.8,"t":"2029-04-09T17:05:00Z","terrain":-0.03},{"above_terrain":false,"airmass":null,"alt":-2.89,"az":349.7,"t":"2029-04-09T17:10:00Z","terrain":0.1},{"above_terrain":false,"airmass":null,"alt":-3.05,"az":350.6,"t":"2029-04-09T17:15:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-3.2,"az":351.5,"t":"2029-04-09T17:20:00Z","terrain":0.2},{"above_terrain":false,"airmass":null,"alt":-3.33,"az":352.3,"t":"2029-04-09T17:25:00Z","terrain":0.35},{"above_terrain":false,"airmass":null,"alt":-3.44,"az":353.2,"t":"2029-04-09T17:30:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-3.55,"az":354.1,"t":"2029-04-09T17:35:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.64,"az":355.0,"t":"2029-04-09T17:40:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.71,"az":355.9,"t":"2029-04-09T17:45:00Z","terrain":0.74},{"above_terrain":false,"airmass":null,"alt":-3.77,"az":356.8,"t":"2029-04-09T17:50:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-3.81,"az":357.7,"t":"2029-04-09T17:55:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-3.84,"az":358.6,"t":"2029-04-09T18:00:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.86,"az":359.5,"t":"2029-04-09T18:05:00Z","terrain":0.56},{"above_terrain":false,"airmass":null,"alt":-3.86,"az":0.4,"t":"2029-04-09T18:10:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-3.85,"az":1.3,"t":"2029-04-09T18:15:00Z","terrain":0.3},{"above_terrain":false,"airmass":null,"alt":-3.82,"az":2.2,"t":"2029-04-09T18:20:00Z","terrain":0.07},{"above_terrain":false,"airmass":null,"alt":-3.78,"az":3.1,"t":"2029-04-09T18:25:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-3.72,"az":4.0,"t":"2029-04-09T18:30:00Z","terrain":-0.28},{"above_terrain":false,"airmass":null,"alt":-3.65,"az":4.9,"t":"2029-04-09T18:35:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-3.56,"az":5.8,"t":"2029-04-09T18:40:00Z","terrain":-0.55},{"above_terrain":false,"airmass":null,"alt":-3.46,"az":6.7,"t":"2029-04-09T18:45:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-3.34,"az":7.5,"t":"2029-04-09T18:50:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-3.21,"az":8.4,"t":"2029-04-09T18:55:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-3.07,"az":9.3,"t":"2029-04-09T19:00:00Z","terrain":-0.64},{"above_terrain":false,"airmass":null,"alt":-2.91,"az":10.2,"t":"2029-04-09T19:05:00Z","terrain":-0.56},{"above_terrain":false,"airmass":null,"alt":-2.74,"az":11.1,"t":"2029-04-09T19:10:00Z","terrain":-0.38},{"above_terrain":false,"airmass":null,"alt":-2.55,"az":12.0,"t":"2029-04-09T19:15:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-2.35,"az":12.8,"t":"2029-04-09T19:20:00Z","terrain":-0.09},{"above_terrain":false,"airmass":null,"alt":-2.13,"az":13.7,"t":"2029-04-09T19:25:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-1.91,"az":14.6,"t":"2029-04-09T19:30:00Z","terrain":0.27},{"above_terrain":false,"airmass":null,"alt":-1.66,"az":15.4,"t":"2029-04-09T19:35:00Z","terrain":0.44},{"above_terrain":false,"airmass":null,"alt":-1.41,"az":16.3,"t":"2029-04-09T19:40:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-1.14,"az":17.1,"t":"2029-04-09T19:45:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-0.86,"az":18.0,"t":"2029-04-09T19:50:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-0.56,"az":18.8,"t":"2029-04-09T19:55:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-0.25,"az":19.7,"t":"2029-04-09T20:00:00Z","terrain":0.65},{"above_terrain":false,"airmass":36.91,"alt":0.07,"az":20.5,"t":"2029-04-09T20:05:00Z","terrain":0.68},{"above_terrain":false,"airmass":32.49,"alt":0.4,"az":21.3,"t":"2029-04-09T20:10:00Z","terrain":0.79},{"above_terrain":false,"airmass":28.66,"alt":0.75,"az":22.2,"t":"2029-04-09T20:15:00Z","terrain":1.02},{"above_terrain":false,"airmass":25.38,"alt":1.11,"az":23.0,"t":"2029-04-09T20:20:00Z","terrain":1.16},{"above_terrain":true,"airmass":22.57,"alt":1.48,"az":23.8,"t":"2029-04-09T20:25:00Z","terrain":0.97},{"above_terrain":true,"airmass":20.18,"alt":1.86,"az":24.6,"t":"2029-04-09T20:30:00Z","terrain":1.1},{"above_terrain":true,"airmass":18.13,"alt":2.26,"az":25.4,"t":"2029-04-09T20:35:00Z","terrain":1.27},{"above_terrain":true,"airmass":16.37,"alt":2.67,"az":26.2,"t":"2029-04-09T20:40:00Z","terrain":1.33},{"above_terrain":true,"airmass":14.86,"alt":3.09,"az":27.0,"t":"2029-04-09T20:45:00Z","terrain":1.28},{"above_terrain":true,"airmass":13.54,"alt":3.52,"az":27.8,"t":"2029-04-09T20:50:00Z","terrain":1.21},{"above_terrain":true,"airmass":12.4,"alt":3.96,"az":28.6,"t":"2029-04-09T20:55:00Z","terrain":1.08},{"above_terrain":true,"airmass":11.4,"alt":4.41,"az":29.3,"t":"2029-04-09T21:00:00Z","terrain":1.05},{"above_terrain":true,"airmass":10.52,"alt":4.88,"az":30.1,"t":"2029-04-09T21:05:00Z","terrain":1.17},{"above_terrain":true,"airmass":9.74,"alt":5.35,"az":30.9,"t":"2029-04-09T21:10:00Z","terrain":1.29},{"above_terrain":true,"airmass":9.05,"alt":5.84,"az":31.6,"t":"2029-04-09T21:15:00Z","terrain":1.32},{"above_terrain":true,"airmass":8.44,"alt":6.33,"az":32.4,"t":"2029-04-09T21:20:00Z","terrain":1.21},{"above_terrain":true,"airmass":7.89,"alt":6.84,"az":33.1,"t":"2029-04-09T21:25:00Z","terrain":0.93},{"above_terrain":true,"airmass":7.4,"alt":7.35,"az":33.8,"t":"2029-04-09T21:30:00Z","terrain":0.52},{"above_terrain":true,"airmass":6.95,"alt":7.88,"az":34.6,"t":"2029-04-09T21:35:00Z","terrain":0.21},{"above_terrain":true,"airmass":6.55,"alt":8.42,"az":35.3,"t":"2029-04-09T21:40:00Z","terrain":0.04},{"above_terrain":true,"airmass":6.18,"alt":8.96,"az":36.0,"t":"2029-04-09T21:45:00Z","terrain":0.03},{"above_terrain":true,"airmass":5.85,"alt":9.52,"az":36.7,"t":"2029-04-09T21:50:00Z","terrain":-0.06},{"above_terrain":true,"airmass":5.54,"alt":10.08,"az":37.4,"t":"2029-04-09T21:55:00Z","terrain":-0.14},{"above_terrain":true,"airmass":5.27,"alt":10.65,"az":38.1,"t":"2029-04-09T22:00:00Z","terrain":-0.2},{"above_terrain":true,"airmass":5.01,"alt":11.24,"az":38.8,"t":"2029-04-09T22:05:00Z","terrain":-0.17},{"above_terrain":true,"airmass":4.77,"alt":11.83,"az":39.5,"t":"2029-04-09T22:10:00Z","terrain":-0.1},{"above_terrain":true,"airmass":4.56,"alt":12.43,"az":40.2,"t":"2029-04-09T22:15:00Z","terrain":-0.04},{"above_terrain":true,"airmass":4.36,"alt":13.04,"az":40.9,"t":"2029-04-09T22:20:00Z","terrain":0.01},{"above_terrain":true,"airmass":4.17,"alt":13.65,"az":41.5,"t":"2029-04-09T22:25:00Z","terrain":0.07},{"above_terrain":true,"airmass":4.0,"alt":14.28,"az":42.2,"t":"2029-04-09T22:30:00Z","terrain":0.14},{"above_terrain":true,"airmass":3.83,"alt":14.91,"az":42.8,"t":"2029-04-09T22:35:00Z","terrain":0.23},{"above_terrain":true,"airmass":3.68,"alt":15.55,"az":43.5,"t":"2029-04-09T22:40:00Z","terrain":0.33},{"above_terrain":true,"airmass":3.54,"alt":16.2,"az":44.1,"t":"2029-04-09T22:45:00Z","terrain":0.43},{"above_terrain":true,"airmass":3.41,"alt":16.85,"az":44.8,"t":"2029-04-09T22:50:00Z","terrain":0.54},{"above_terrain":true,"airmass":3.29,"alt":17.52,"az":45.4,"t":"2029-04-09T22:55:00Z","terrain":0.62},{"above_terrain":true,"airmass":3.18,"alt":18.19,"az":46.0,"t":"2029-04-09T23:00:00Z","terrain":0.67},{"above_terrain":true,"airmass":3.07,"alt":18.86,"az":46.6,"t":"2029-04-09T23:05:00Z","terrain":0.63},{"above_terrain":true,"airmass":2.97,"alt":19.55,"az":47.2,"t":"2029-04-09T23:10:00Z","terrain":0.59},{"above_terrain":true,"airmass":2.87,"alt":20.24,"az":47.9,"t":"2029-04-09T23:15:00Z","terrain":0.54},{"above_terrain":true,"airmass":2.78,"alt":20.93,"az":48.5,"t":"2029-04-09T23:20:00Z","terrain":0.48},{"above_terrain":true,"airmass":2.7,"alt":21.64,"az":49.0,"t":"2029-04-09T23:25:00Z","terrain":0.41},{"above_terrain":true,"airmass":2.62,"alt":22.35,"az":49.6,"t":"2029-04-09T23:30:00Z","terrain":0.4},{"above_terrain":true,"airmass":2.54,"alt":23.06,"az":50.2,"t":"2029-04-09T23:35:00Z","terrain":0.43},{"above_terrain":true,"airmass":2.47,"alt":23.79,"az":50.8,"t":"2029-04-09T23:40:00Z","terrain":0.5},{"above_terrain":true,"airmass":2.4,"alt":24.52,"az":51.4,"t":"2029-04-09T23:45:00Z","terrain":0.57},{"above_terrain":true,"airmass":2.33,"alt":25.25,"az":51.9,"t":"2029-04-09T23:50:00Z","terrain":0.62},{"above_terrain":true,"airmass":2.27,"alt":25.99,"az":52.5,"t":"2029-04-09T23:55:00Z","terrain":0.73},{"above_terrain":true,"airmass":2.21,"alt":26.73,"az":53.0,"t":"2029-04-10T00:00:00Z","terrain":0.85},{"above_terrain":true,"airmass":2.16,"alt":27.48,"az":53.6,"t":"2029-04-10T00:05:00Z","terrain":0.93},{"above_terrain":true,"airmass":2.11,"alt":28.24,"az":54.1,"t":"2029-04-10T00:10:00Z","terrain":1.01},{"above_terrain":true,"airmass":2.06,"alt":29.0,"az":54.7,"t":"2029-04-10T00:15:00Z","terrain":1.05},{"above_terrain":true,"airmass":2.01,"alt":29.77,"az":55.2,"t":"2029-04-10T00:20:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.96,"alt":30.54,"az":55.7,"t":"2029-04-10T00:25:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.92,"alt":31.31,"az":56.2,"t":"2029-04-10T00:30:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.88,"alt":32.09,"az":56.8,"t":"2029-04-10T00:35:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.84,"alt":32.88,"az":57.3,"t":"2029-04-10T00:40:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.8,"alt":33.67,"az":57.8,"t":"2029-04-10T00:45:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.76,"alt":34.46,"az":58.3,"t":"2029-04-10T00:50:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.73,"alt":35.26,"az":58.8,"t":"2029-04-10T00:55:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.7,"alt":36.06,"az":59.2,"t":"2029-04-10T01:00:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.66,"alt":36.87,"az":59.7,"t":"2029-04-10T01:05:00Z","terrain":1.18},{"above_terrain":true,"airmass":1.63,"alt":37.68,"az":60.2,"t":"2029-04-10T01:10:00Z","terrain":1.15},{"above_terrain":true,"airmass":1.6,"alt":38.49,"az":60.7,"t":"2029-04-10T01:15:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.58,"alt":39.31,"az":61.1,"t":"2029-04-10T01:20:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.55,"alt":40.13,"az":61.6,"t":"2029-04-10T01:25:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.52,"alt":40.96,"az":62.1,"t":"2029-04-10T01:30:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.5,"alt":41.79,"az":62.5,"t":"2029-04-10T01:35:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.47,"alt":42.62,"az":63.0,"t":"2029-04-10T01:40:00Z","terrain":0.91},{"above_terrain":true,"airmass":1.45,"alt":43.45,"az":63.4,"t":"2029-04-10T01:45:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.43,"alt":44.29,"az":63.8,"t":"2029-04-10T01:50:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.41,"alt":45.13,"az":64.3,"t":"2029-04-10T01:55:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.39,"alt":45.98,"az":64.7,"t":"2029-04-10T02:00:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.37,"alt":46.83,"az":65.1,"t":"2029-04-10T02:05:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.35,"alt":47.68,"az":65.5,"t":"2029-04-10T02:10:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.33,"alt":48.53,"az":65.9,"t":"2029-04-10T02:15:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.32,"alt":49.39,"az":66.3,"t":"2029-04-10T02:20:00Z","terrain":0.86},{"above_terrain":true,"airmass":1.3,"alt":50.24,"az":66.7,"t":"2029-04-10T02:25:00Z","terrain":0.9},{"above_terrain":true,"airmass":1.28,"alt":51.1,"az":67.1,"t":"2029-04-10T02:30:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.27,"alt":51.97,"az":67.5,"t":"2029-04-10T02:35:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.25,"alt":52.83,"az":67.8,"t":"2029-04-10T02:40:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.24,"alt":53.7,"az":68.2,"t":"2029-04-10T02:45:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.23,"alt":54.57,"az":68.6,"t":"2029-04-10T02:50:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.21,"alt":55.44,"az":68.9,"t":"2029-04-10T02:55:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.2,"alt":56.32,"az":69.2,"t":"2029-04-10T03:00:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.19,"alt":57.19,"az":69.6,"t":"2029-04-10T03:05:00Z","terrain":1.15},{"above_terrain":true,"airmass":1.18,"alt":58.07,"az":69.9,"t":"2029-04-10T03:10:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.17,"alt":58.95,"az":70.2,"t":"2029-04-10T03:15:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.16,"alt":59.83,"az":70.5,"t":"2029-04-10T03:20:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.15,"alt":60.72,"az":70.8,"t":"2029-04-10T03:25:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.14,"alt":61.6,"az":71.1,"t":"2029-04-10T03:30:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.13,"alt":62.49,"az":71.4,"t":"2029-04-10T03:35:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.12,"alt":63.37,"az":71.6,"t":"2029-04-10T03:40:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.11,"alt":64.26,"az":71.8,"t":"2029-04-10T03:45:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.1,"alt":65.15,"az":72.1,"t":"2029-04-10T03:50:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.09,"alt":66.04,"az":72.3,"t":"2029-04-10T03:55:00Z","terrain":1.15},{"above_terrain":true,"airmass":1.09,"alt":66.94,"az":72.4,"t":"2029-04-10T04:00:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.08,"alt":67.83,"az":72.6,"t":"2029-04-10T04:05:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.07,"alt":68.72,"az":72.7,"t":"2029-04-10T04:10:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.07,"alt":69.62,"az":72.8,"t":"2029-04-10T04:15:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.06,"alt":70.51,"az":72.9,"t":"2029-04-10T04:20:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.05,"alt":71.41,"az":73.0,"t":"2029-04-10T04:25:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.05,"alt":72.3,"az":72.9,"t":"2029-04-10T04:30:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.04,"alt":73.2,"az":72.9,"t":"2029-04-10T04:35:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.04,"alt":74.09,"az":72.8,"t":"2029-04-10T04:40:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.03,"alt":74.98,"az":72.6,"t":"2029-04-10T04:45:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.03,"alt":75.88,"az":72.4,"t":"2029-04-10T04:50:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.03,"alt":76.77,"az":72.0,"t":"2029-04-10T04:55:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.02,"alt":77.66,"az":71.6,"t":"2029-04-10T05:00:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.02,"alt":78.54,"az":71.0,"t":"2029-04-10T05:05:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.02,"alt":79.43,"az":70.2,"t":"2029-04-10T05:10:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.01,"alt":80.3,"az":69.2,"t":"2029-04-10T05:15:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.01,"alt":81.18,"az":68.0,"t":"2029-04-10T05:20:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.01,"alt":82.04,"az":66.3,"t":"2029-04-10T05:25:00Z","terrain":0.86},{"above_terrain":true,"airmass":1.01,"alt":82.89,"az":64.2,"t":"2029-04-10T05:30:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.01,"alt":83.72,"az":61.4,"t":"2029-04-10T05:35:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.0,"alt":84.53,"az":57.6,"t":"2029-04-10T05:40:00Z","terrain":1.18},{"above_terrain":true,"airmass":1.0,"alt":85.3,"az":52.4,"t":"2029-04-10T05:45:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.0,"alt":86.0,"az":45.2,"t":"2029-04-10T05:50:00Z","terrain":0.59},{"above_terrain":true,"airmass":1.0,"alt":86.61,"az":34.9,"t":"2029-04-10T05:55:00Z","terrain":0.1},{"above_terrain":true,"airmass":1.0,"alt":87.05,"az":20.7,"t":"2029-04-10T06:00:00Z","terrain":0.68},{"above_terrain":true,"airmass":1.0,"alt":87.24,"az":3.1,"t":"2029-04-10T06:05:00Z","terrain":-0.15},{"above_terrain":true,"airmass":1.0,"alt":87.14,"az":344.9,"t":"2029-04-10T06:10:00Z","terrain":-0.4},{"above_terrain":true,"airmass":1.0,"alt":86.78,"az":329.4,"t":"2029-04-10T06:15:00Z","terrain":-0.22},{"above_terrain":true,"airmass":1.0,"alt":86.22,"az":317.9,"t":"2029-04-10T06:20:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.0,"alt":85.54,"az":309.7,"t":"2029-04-10T06:25:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.0,"alt":84.79,"az":303.9,"t":"2029-04-10T06:30:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.01,"alt":83.99,"az":299.7,"t":"2029-04-10T06:35:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.01,"alt":83.17,"az":296.6,"t":"2029-04-10T06:40:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.01,"alt":82.32,"az":294.3,"t":"2029-04-10T06:45:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.01,"alt":81.46,"az":292.5,"t":"2029-04-10T06:50:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.01,"alt":80.6,"az":291.1,"t":"2029-04-10T06:55:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.02,"alt":79.72,"az":290.1,"t":"2029-04-10T07:00:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.02,"alt":78.84,"az":289.3,"t":"2029-04-10T07:05:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.02,"alt":77.95,"az":288.6,"t":"2029-04-10T07:10:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.03,"alt":77.06,"az":288.1,"t":"2029-04-10T07:15:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.03,"alt":76.17,"az":287.7,"t":"2029-04-10T07:20:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.03,"alt":75.28,"az":287.5,"t":"2029-04-10T07:25:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.04,"alt":74.39,"az":287.3,"t":"2029-04-10T07:30:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.04,"alt":73.49,"az":287.1,"t":"2029-04-10T07:35:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.05,"alt":72.6,"az":287.1,"t":"2029-04-10T07:40:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.05,"alt":71.7,"az":287.0,"t":"2029-04-10T07:45:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.06,"alt":70.81,"az":287.1,"t":"2029-04-10T07:50:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.06,"alt":69.92,"az":287.1,"t":"2029-04-10T07:55:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.07,"alt":69.02,"az":287.2,"t":"2029-04-10T08:00:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.08,"alt":68.13,"az":287.4,"t":"2029-04-10T08:05:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.08,"alt":67.23,"az":287.5,"t":"2029-04-10T08:10:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.09,"alt":66.34,"az":287.7,"t":"2029-04-10T08:15:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.1,"alt":65.45,"az":287.9,"t":"2029-04-10T08:20:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.11,"alt":64.56,"az":288.1,"t":"2029-04-10T08:25:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.12,"alt":63.67,"az":288.3,"t":"2029-04-10T08:30:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.12,"alt":62.78,"az":288.6,"t":"2029-04-10T08:35:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.13,"alt":61.9,"az":288.8,"t":"2029-04-10T08:40:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.14,"alt":61.01,"az":289.1,"t":"2029-04-10T08:45:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.15,"alt":60.13,"az":289.4,"t":"2029-04-10T08:50:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.16,"alt":59.25,"az":289.7,"t":"2029-04-10T08:55:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.17,"alt":58.37,"az":290.0,"t":"2029-04-10T09:00:00Z","terrain":0.29}],"transit":{"airmass":1.0,"alt":87.2,"az":3.1,"t":"2029-04-10T06:05:00Z"},"usable_hours":3.0,"verdict":"marginal","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."]}
