{"assessment":{"best_window":{"end":"2028-05-01T01:30Z","end_local":"04:30","hours":3.0,"label":"good","mean_quality":0.85,"start":"2028-04-30T22:30Z","start_local":"01:30"},"cost":{"altitude":3.88,"clouds":0.0,"darkness":1.4,"moon":0.03},"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":-2,"cloud":null,"high":null,"iso":"2028-04-30T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":51,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"21:00","wind":null},{"alt":1,"cloud":null,"high":null,"iso":"2028-04-30T19:00Z","label":"unusable","low":null,"mid":null,"moon_alt":41,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"22:00","wind":null},{"alt":7,"cloud":null,"high":null,"iso":"2028-04-30T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":30,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":13,"cloud":null,"high":null,"iso":"2028-04-30T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":19,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":21,"cloud":null,"high":null,"iso":"2028-04-30T22:00Z","label":"marginal","low":null,"mid":null,"moon_alt":8,"precip":null,"q":0.44,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":30,"cloud":null,"high":null,"iso":"2028-04-30T23:00Z","label":"good","low":null,"mid":null,"moon_alt":-2,"precip":null,"q":0.8,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":40,"cloud":null,"high":null,"iso":"2028-05-01T00:00Z","label":"good","low":null,"mid":null,"moon_alt":-11,"precip":null,"q":0.87,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":50,"cloud":null,"high":null,"iso":"2028-05-01T01:00Z","label":"good","low":null,"mid":null,"moon_alt":-18,"precip":null,"q":0.93,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":60,"cloud":null,"high":null,"iso":"2028-05-01T02:00Z","label":"marginal","low":null,"mid":null,"moon_alt":-24,"precip":null,"q":0.5,"rh":null,"sky":"astronomical twilight","temp":null,"time":"05:00","wind":null},{"alt":71,"cloud":null,"high":null,"iso":"2028-05-01T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-28,"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":3.29,"reasons":["the target being low or below 20\u00b0 cost 3.9 quality-hours","daylight and twilight cost 1.4 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":79,"score_weather":null,"sky_hours":3.29,"verdict":"unknown","verdict_astronomy":"good","weather_known":false,"windows":[{"end":"2028-04-30T21:50Z","end_local":"00:50","hours":4.58,"label":"unusable","mean_quality":0.0,"start":"2028-04-30T17:15Z","start_local":"20:15"},{"end":"2028-04-30T22:30Z","end_local":"01:30","hours":0.67,"label":"marginal","mean_quality":0.48,"start":"2028-04-30T21:50Z","start_local":"00:50"},{"end":"2028-05-01T01:30Z","end_local":"04:30","hours":3.0,"label":"good","mean_quality":0.85,"start":"2028-04-30T22:30Z","start_local":"01:30"},{"end":"2028-05-01T02:10Z","end_local":"05:10","hours":0.67,"label":"marginal","mean_quality":0.49,"start":"2028-05-01T01:30Z","start_local":"04:30"},{"end":"2028-05-01T02:50Z","end_local":"05:50","hours":0.67,"label":"poor","mean_quality":0.15,"start":"2028-05-01T02:10Z","start_local":"05:10"},{"end":"2028-05-01T03:20Z","end_local":"06:20","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2028-05-01T02:50Z","start_local":"05:50"}]},"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":"2028-04-30T19:06:12Z","dark_hours":6.39,"dark_to":"2028-05-01T01:29:40Z","moon":{"illumination":0.369,"phase":"waxing crescent","waxing":true},"moon_free_dark_hours":2.65,"moonrise":"2028-05-01T08:52:21Z","moonset":"2028-04-30T22:49:20Z","sunrise":"2028-05-01T03:17:17Z","sunset":"2028-04-30T17:18:33Z","twilight":{"astronomical":{"end":"2028-04-30T19:06:12Z","start":"2028-05-01T01:29:40Z"},"civil":{"end":"2028-04-30T17:48:50Z","start":"2028-05-01T02:47:01Z"},"nautical":{"end":"2028-04-30T18:25:53Z","start":"2028-05-01T02:09:58Z"}},"window_end":"2028-05-01T09:00:00Z","window_start":"2028-04-30T09:00:00Z"},"night_date":"2028-04-30","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.23,"alt":54.3,"t":"2028-05-01T01:25:00Z"},"dec":44.33,"dec_of_date":44.4412,"dec_str":"+44\u00b0 19' 48.0\"","good_hours":2.5,"limit_rise":"2028-04-30T21:49:44Z","limit_set":"2028-04-30T11:38:45Z","max_az_rate_deg_per_min":3.7,"moon_separation":112.9,"never_rises":false,"ra":314.69583333,"ra_of_date":314.9493,"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 2.5 h above 30\u00b0, 3.7 h above 20\u00b0 \u2014 usable, at high airmass.","terrain":{"available":true,"behind_at":"2028-04-30T14:55:17Z","blocked_dark_hours":0,"clears_at":"2028-04-30T18:56:15Z","rise_az":296.0},"track":[{"above_terrain":true,"airmass":1.42,"alt":44.64,"az":296.0,"t":"2028-04-30T09:00:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.44,"alt":43.8,"az":296.4,"t":"2028-04-30T09:05:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.47,"alt":42.96,"az":296.9,"t":"2028-04-30T09:10:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.49,"alt":42.13,"az":297.3,"t":"2028-04-30T09:15:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.51,"alt":41.3,"az":297.8,"t":"2028-04-30T09:20:00Z","terrain":0.15},{"above_terrain":true,"airmass":1.54,"alt":40.47,"az":298.2,"t":"2028-04-30T09:25:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.56,"alt":39.65,"az":298.7,"t":"2028-04-30T09:30:00Z","terrain":0.15},{"above_terrain":true,"airmass":1.59,"alt":38.83,"az":299.1,"t":"2028-04-30T09:35:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.62,"alt":38.01,"az":299.6,"t":"2028-04-30T09:40:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.65,"alt":37.2,"az":300.1,"t":"2028-04-30T09:45:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.68,"alt":36.39,"az":300.6,"t":"2028-04-30T09:50:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.72,"alt":35.59,"az":301.0,"t":"2028-04-30T09:55:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.75,"alt":34.79,"az":301.5,"t":"2028-04-30T10:00:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.78,"alt":33.99,"az":302.0,"t":"2028-04-30T10:05:00Z","terrain":0.07},{"above_terrain":true,"airmass":1.82,"alt":33.2,"az":302.5,"t":"2028-04-30T10:10:00Z","terrain":-0.08},{"above_terrain":true,"airmass":1.86,"alt":32.41,"az":303.0,"t":"2028-04-30T10:15:00Z","terrain":-0.23},{"above_terrain":true,"airmass":1.9,"alt":31.63,"az":303.5,"t":"2028-04-30T10:20:00Z","terrain":-0.16},{"above_terrain":true,"airmass":1.94,"alt":30.85,"az":304.1,"t":"2028-04-30T10:25:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.99,"alt":30.08,"az":304.6,"t":"2028-04-30T10:30:00Z","terrain":-0.21},{"above_terrain":true,"airmass":2.04,"alt":29.31,"az":305.1,"t":"2028-04-30T10:35:00Z","terrain":-0.28},{"above_terrain":true,"airmass":2.09,"alt":28.55,"az":305.7,"t":"2028-04-30T10:40:00Z","terrain":-0.21},{"above_terrain":true,"airmass":2.14,"alt":27.79,"az":306.2,"t":"2028-04-30T10:45:00Z","terrain":-0.1},{"above_terrain":true,"airmass":2.19,"alt":27.04,"az":306.7,"t":"2028-04-30T10:50:00Z","terrain":0.09},{"above_terrain":true,"airmass":2.25,"alt":26.29,"az":307.3,"t":"2028-04-30T10:55:00Z","terrain":0.22},{"above_terrain":true,"airmass":2.31,"alt":25.55,"az":307.8,"t":"2028-04-30T11:00:00Z","terrain":0.3},{"above_terrain":true,"airmass":2.37,"alt":24.81,"az":308.4,"t":"2028-04-30T11:05:00Z","terrain":0.26},{"above_terrain":true,"airmass":2.44,"alt":24.08,"az":309.0,"t":"2028-04-30T11:10:00Z","terrain":0.17},{"above_terrain":true,"airmass":2.51,"alt":23.36,"az":309.5,"t":"2028-04-30T11:15:00Z","terrain":0.2},{"above_terrain":true,"airmass":2.58,"alt":22.64,"az":310.1,"t":"2028-04-30T11:20:00Z","terrain":0.24},{"above_terrain":true,"airmass":2.66,"alt":21.93,"az":310.7,"t":"2028-04-30T11:25:00Z","terrain":0.32},{"above_terrain":true,"airmass":2.75,"alt":21.22,"az":311.3,"t":"2028-04-30T11:30:00Z","terrain":0.29},{"above_terrain":true,"airmass":2.83,"alt":20.52,"az":311.9,"t":"2028-04-30T11:35:00Z","terrain":0.16},{"above_terrain":true,"airmass":2.93,"alt":19.83,"az":312.5,"t":"2028-04-30T11:40:00Z","terrain":0.21},{"above_terrain":true,"airmass":3.03,"alt":19.14,"az":313.1,"t":"2028-04-30T11:45:00Z","terrain":0.29},{"above_terrain":true,"airmass":3.13,"alt":18.46,"az":313.7,"t":"2028-04-30T11:50:00Z","terrain":0.41},{"above_terrain":true,"airmass":3.24,"alt":17.79,"az":314.3,"t":"2028-04-30T11:55:00Z","terrain":0.5},{"above_terrain":true,"airmass":3.36,"alt":17.12,"az":315.0,"t":"2028-04-30T12:00:00Z","terrain":0.56},{"above_terrain":true,"airmass":3.49,"alt":16.46,"az":315.6,"t":"2028-04-30T12:05:00Z","terrain":0.51},{"above_terrain":true,"airmass":3.63,"alt":15.81,"az":316.2,"t":"2028-04-30T12:10:00Z","terrain":0.44},{"above_terrain":true,"airmass":3.77,"alt":15.17,"az":316.9,"t":"2028-04-30T12:15:00Z","terrain":0.32},{"above_terrain":true,"airmass":3.93,"alt":14.53,"az":317.5,"t":"2028-04-30T12:20:00Z","terrain":0.32},{"above_terrain":true,"airmass":4.1,"alt":13.9,"az":318.2,"t":"2028-04-30T12:25:00Z","terrain":0.24},{"above_terrain":true,"airmass":4.28,"alt":13.29,"az":318.9,"t":"2028-04-30T12:30:00Z","terrain":-0.08},{"above_terrain":true,"airmass":4.47,"alt":12.67,"az":319.5,"t":"2028-04-30T12:35:00Z","terrain":-0.17},{"above_terrain":true,"airmass":4.68,"alt":12.07,"az":320.2,"t":"2028-04-30T12:40:00Z","terrain":-0.2},{"above_terrain":true,"airmass":4.91,"alt":11.48,"az":320.9,"t":"2028-04-30T12:45:00Z","terrain":-0.2},{"above_terrain":true,"airmass":5.16,"alt":10.89,"az":321.6,"t":"2028-04-30T12:50:00Z","terrain":0.04},{"above_terrain":true,"airmass":5.43,"alt":10.31,"az":322.3,"t":"2028-04-30T12:55:00Z","terrain":0.17},{"above_terrain":true,"airmass":5.72,"alt":9.74,"az":323.0,"t":"2028-04-30T13:00:00Z","terrain":0.08},{"above_terrain":true,"airmass":6.04,"alt":9.19,"az":323.7,"t":"2028-04-30T13:05:00Z","terrain":-0.12},{"above_terrain":true,"airmass":6.4,"alt":8.64,"az":324.4,"t":"2028-04-30T13:10:00Z","terrain":-0.2},{"above_terrain":true,"airmass":6.78,"alt":8.1,"az":325.1,"t":"2028-04-30T13:15:00Z","terrain":-0.2},{"above_terrain":true,"airmass":7.21,"alt":7.57,"az":325.9,"t":"2028-04-30T13:20:00Z","terrain":-0.23},{"above_terrain":true,"airmass":7.68,"alt":7.05,"az":326.6,"t":"2028-04-30T13:25:00Z","terrain":-0.33},{"above_terrain":true,"airmass":8.21,"alt":6.53,"az":327.3,"t":"2028-04-30T13:30:00Z","terrain":-0.34},{"above_terrain":true,"airmass":8.8,"alt":6.03,"az":328.1,"t":"2028-04-30T13:35:00Z","terrain":-0.22},{"above_terrain":true,"airmass":9.46,"alt":5.55,"az":328.8,"t":"2028-04-30T13:40:00Z","terrain":-0.15},{"above_terrain":true,"airmass":10.2,"alt":5.07,"az":329.6,"t":"2028-04-30T13:45:00Z","terrain":-0.26},{"above_terrain":true,"airmass":11.03,"alt":4.6,"az":330.4,"t":"2028-04-30T13:50:00Z","terrain":-0.36},{"above_terrain":true,"airmass":11.98,"alt":4.14,"az":331.1,"t":"2028-04-30T13:55:00Z","terrain":-0.36},{"above_terrain":true,"airmass":13.06,"alt":3.69,"az":331.9,"t":"2028-04-30T14:00:00Z","terrain":-0.17},{"above_terrain":true,"airmass":14.31,"alt":3.26,"az":332.7,"t":"2028-04-30T14:05:00Z","terrain":-0.13},{"above_terrain":true,"airmass":15.74,"alt":2.83,"az":333.5,"t":"2028-04-30T14:10:00Z","terrain":-0.17},{"above_terrain":true,"airmass":17.39,"alt":2.42,"az":334.3,"t":"2028-04-30T14:15:00Z","terrain":-0.33},{"above_terrain":true,"airmass":19.32,"alt":2.02,"az":335.1,"t":"2028-04-30T14:20:00Z","terrain":-0.61},{"above_terrain":true,"airmass":21.57,"alt":1.63,"az":335.9,"t":"2028-04-30T14:25:00Z","terrain":-0.8},{"above_terrain":true,"airmass":24.2,"alt":1.26,"az":336.7,"t":"2028-04-30T14:30:00Z","terrain":-0.76},{"above_terrain":true,"airmass":27.28,"alt":0.89,"az":337.5,"t":"2028-04-30T14:35:00Z","terrain":-0.6},{"above_terrain":true,"airmass":30.89,"alt":0.54,"az":338.3,"t":"2028-04-30T14:40:00Z","terrain":-0.56},{"above_terrain":true,"airmass":35.07,"alt":0.2,"az":339.2,"t":"2028-04-30T14:45:00Z","terrain":-0.72},{"above_terrain":true,"airmass":null,"alt":-0.13,"az":340.0,"t":"2028-04-30T14:50:00Z","terrain":-0.53},{"above_terrain":true,"airmass":null,"alt":-0.44,"az":340.8,"t":"2028-04-30T14:55:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-0.74,"az":341.7,"t":"2028-04-30T15:00:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-1.03,"az":342.5,"t":"2028-04-30T15:05:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-1.3,"az":343.4,"t":"2028-04-30T15:10:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-1.56,"az":344.2,"t":"2028-04-30T15:15:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-1.81,"az":345.1,"t":"2028-04-30T15:20:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-2.05,"az":345.9,"t":"2028-04-30T15:25:00Z","terrain":-0.54},{"above_terrain":false,"airmass":null,"alt":-2.27,"az":346.8,"t":"2028-04-30T15:30:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-2.47,"az":347.7,"t":"2028-04-30T15:35:00Z","terrain":-0.23},{"above_terrain":false,"airmass":null,"alt":-2.66,"az":348.6,"t":"2028-04-30T15:40:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-2.84,"az":349.4,"t":"2028-04-30T15:45:00Z","terrain":0.06},{"above_terrain":false,"airmass":null,"alt":-3.01,"az":350.3,"t":"2028-04-30T15:50:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-3.16,"az":351.2,"t":"2028-04-30T15:55:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-3.29,"az":352.1,"t":"2028-04-30T16:00:00Z","terrain":0.29},{"above_terrain":false,"airmass":null,"alt":-3.42,"az":353.0,"t":"2028-04-30T16:05:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-3.52,"az":353.9,"t":"2028-04-30T16:10:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-3.62,"az":354.8,"t":"2028-04-30T16:15:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.69,"az":355.7,"t":"2028-04-30T16:20:00Z","terrain":0.71},{"above_terrain":false,"airmass":null,"alt":-3.76,"az":356.5,"t":"2028-04-30T16:25:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-3.81,"az":357.4,"t":"2028-04-30T16:30:00Z","terrain":0.69},{"above_terrain":false,"airmass":null,"alt":-3.84,"az":358.3,"t":"2028-04-30T16:35:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.86,"az":359.2,"t":"2028-04-30T16:40:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-3.87,"az":0.1,"t":"2028-04-30T16:45:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-3.86,"az":1.0,"t":"2028-04-30T16:50:00Z","terrain":0.36},{"above_terrain":false,"airmass":null,"alt":-3.83,"az":1.9,"t":"2028-04-30T16:55:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-3.79,"az":2.8,"t":"2028-04-30T17:00:00Z","terrain":-0.09},{"above_terrain":false,"airmass":null,"alt":-3.74,"az":3.7,"t":"2028-04-30T17:05:00Z","terrain":-0.24},{"above_terrain":false,"airmass":null,"alt":-3.67,"az":4.6,"t":"2028-04-30T17:10:00Z","terrain":-0.37},{"above_terrain":false,"airmass":null,"alt":-3.59,"az":5.5,"t":"2028-04-30T17:15:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-3.49,"az":6.4,"t":"2028-04-30T17:20:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-3.38,"az":7.3,"t":"2028-04-30T17:25:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-3.25,"az":8.2,"t":"2028-04-30T17:30:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-3.11,"az":9.1,"t":"2028-04-30T17:35:00Z","terrain":-0.66},{"above_terrain":false,"airmass":null,"alt":-2.96,"az":9.9,"t":"2028-04-30T17:40:00Z","terrain":-0.6},{"above_terrain":false,"airmass":null,"alt":-2.79,"az":10.8,"t":"2028-04-30T17:45:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-2.61,"az":11.7,"t":"2028-04-30T17:50:00Z","terrain":-0.25},{"above_terrain":false,"airmass":null,"alt":-2.41,"az":12.6,"t":"2028-04-30T17:55:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-2.2,"az":13.4,"t":"2028-04-30T18:00:00Z","terrain":0.0},{"above_terrain":false,"airmass":null,"alt":-1.98,"az":14.3,"t":"2028-04-30T18:05:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-1.74,"az":15.2,"t":"2028-04-30T18:10:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-1.49,"az":16.0,"t":"2028-04-30T18:15:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-1.22,"az":16.9,"t":"2028-04-30T18:20:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-0.94,"az":17.7,"t":"2028-04-30T18:25:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-0.65,"az":18.6,"t":"2028-04-30T18:30:00Z","terrain":0.58},{"above_terrain":false,"airmass":null,"alt":-0.35,"az":19.4,"t":"2028-04-30T18:35:00Z","terrain":0.64},{"above_terrain":false,"airmass":null,"alt":-0.03,"az":20.3,"t":"2028-04-30T18:40:00Z","terrain":0.68},{"above_terrain":false,"airmass":33.75,"alt":0.3,"az":21.1,"t":"2028-04-30T18:45:00Z","terrain":0.72},{"above_terrain":false,"airmass":29.74,"alt":0.65,"az":21.9,"t":"2028-04-30T18:50:00Z","terrain":0.97},{"above_terrain":false,"airmass":26.3,"alt":1.0,"az":22.7,"t":"2028-04-30T18:55:00Z","terrain":1.12},{"above_terrain":true,"airmass":23.36,"alt":1.37,"az":23.6,"t":"2028-04-30T19:00:00Z","terrain":1.03},{"above_terrain":true,"airmass":20.85,"alt":1.75,"az":24.4,"t":"2028-04-30T19:05:00Z","terrain":1.03},{"above_terrain":true,"airmass":18.71,"alt":2.14,"az":25.2,"t":"2028-04-30T19:10:00Z","terrain":1.24},{"above_terrain":true,"airmass":16.87,"alt":2.55,"az":26.0,"t":"2028-04-30T19:15:00Z","terrain":1.34},{"above_terrain":true,"airmass":15.28,"alt":2.96,"az":26.8,"t":"2028-04-30T19:20:00Z","terrain":1.29},{"above_terrain":true,"airmass":13.91,"alt":3.39,"az":27.6,"t":"2028-04-30T19:25:00Z","terrain":1.23},{"above_terrain":true,"airmass":12.72,"alt":3.83,"az":28.3,"t":"2028-04-30T19:30:00Z","terrain":1.13},{"above_terrain":true,"airmass":11.68,"alt":4.28,"az":29.1,"t":"2028-04-30T19:35:00Z","terrain":1.02},{"above_terrain":true,"airmass":10.77,"alt":4.74,"az":29.9,"t":"2028-04-30T19:40:00Z","terrain":1.13},{"above_terrain":true,"airmass":9.96,"alt":5.21,"az":30.6,"t":"2028-04-30T19:45:00Z","terrain":1.25},{"above_terrain":true,"airmass":9.25,"alt":5.69,"az":31.4,"t":"2028-04-30T19:50:00Z","terrain":1.32},{"above_terrain":true,"airmass":8.61,"alt":6.18,"az":32.2,"t":"2028-04-30T19:55:00Z","terrain":1.28},{"above_terrain":true,"airmass":8.05,"alt":6.69,"az":32.9,"t":"2028-04-30T20:00:00Z","terrain":1.03},{"above_terrain":true,"airmass":7.54,"alt":7.2,"az":33.6,"t":"2028-04-30T20:05:00Z","terrain":0.63},{"above_terrain":true,"airmass":7.08,"alt":7.72,"az":34.4,"t":"2028-04-30T20:10:00Z","terrain":0.29},{"above_terrain":true,"airmass":6.66,"alt":8.26,"az":35.1,"t":"2028-04-30T20:15:00Z","terrain":0.05},{"above_terrain":true,"airmass":6.29,"alt":8.8,"az":35.8,"t":"2028-04-30T20:20:00Z","terrain":0.03},{"above_terrain":true,"airmass":5.94,"alt":9.35,"az":36.5,"t":"2028-04-30T20:25:00Z","terrain":-0.03},{"above_terrain":true,"airmass":5.63,"alt":9.91,"az":37.2,"t":"2028-04-30T20:30:00Z","terrain":-0.12},{"above_terrain":true,"airmass":5.34,"alt":10.49,"az":37.9,"t":"2028-04-30T20:35:00Z","terrain":-0.2},{"above_terrain":true,"airmass":5.08,"alt":11.07,"az":38.6,"t":"2028-04-30T20:40:00Z","terrain":-0.18},{"above_terrain":true,"airmass":4.84,"alt":11.65,"az":39.3,"t":"2028-04-30T20:45:00Z","terrain":-0.13},{"above_terrain":true,"airmass":4.62,"alt":12.25,"az":40.0,"t":"2028-04-30T20:50:00Z","terrain":-0.05},{"above_terrain":true,"airmass":4.41,"alt":12.86,"az":40.7,"t":"2028-04-30T20:55:00Z","terrain":-0.0},{"above_terrain":true,"airmass":4.22,"alt":13.47,"az":41.3,"t":"2028-04-30T21:00:00Z","terrain":0.05},{"above_terrain":true,"airmass":4.05,"alt":14.09,"az":42.0,"t":"2028-04-30T21:05:00Z","terrain":0.12},{"above_terrain":true,"airmass":3.88,"alt":14.72,"az":42.7,"t":"2028-04-30T21:10:00Z","terrain":0.21},{"above_terrain":true,"airmass":3.73,"alt":15.36,"az":43.3,"t":"2028-04-30T21:15:00Z","terrain":0.3},{"above_terrain":true,"airmass":3.58,"alt":16.01,"az":43.9,"t":"2028-04-30T21:20:00Z","terrain":0.4},{"above_terrain":true,"airmass":3.45,"alt":16.66,"az":44.6,"t":"2028-04-30T21:25:00Z","terrain":0.51},{"above_terrain":true,"airmass":3.33,"alt":17.32,"az":45.2,"t":"2028-04-30T21:30:00Z","terrain":0.6},{"above_terrain":true,"airmass":3.21,"alt":17.99,"az":45.8,"t":"2028-04-30T21:35:00Z","terrain":0.66},{"above_terrain":true,"airmass":3.1,"alt":18.66,"az":46.5,"t":"2028-04-30T21:40:00Z","terrain":0.64},{"above_terrain":true,"airmass":3.0,"alt":19.35,"az":47.1,"t":"2028-04-30T21:45:00Z","terrain":0.6},{"above_terrain":true,"airmass":2.9,"alt":20.03,"az":47.7,"t":"2028-04-30T21:50:00Z","terrain":0.56},{"above_terrain":true,"airmass":2.81,"alt":20.73,"az":48.3,"t":"2028-04-30T21:55:00Z","terrain":0.5},{"above_terrain":true,"airmass":2.72,"alt":21.43,"az":48.9,"t":"2028-04-30T22:00:00Z","terrain":0.42},{"above_terrain":true,"airmass":2.64,"alt":22.14,"az":49.5,"t":"2028-04-30T22:05:00Z","terrain":0.41},{"above_terrain":true,"airmass":2.56,"alt":22.85,"az":50.1,"t":"2028-04-30T22:10:00Z","terrain":0.41},{"above_terrain":true,"airmass":2.49,"alt":23.58,"az":50.6,"t":"2028-04-30T22:15:00Z","terrain":0.48},{"above_terrain":true,"airmass":2.42,"alt":24.3,"az":51.2,"t":"2028-04-30T22:20:00Z","terrain":0.55},{"above_terrain":true,"airmass":2.35,"alt":25.03,"az":51.8,"t":"2028-04-30T22:25:00Z","terrain":0.61},{"above_terrain":true,"airmass":2.29,"alt":25.77,"az":52.3,"t":"2028-04-30T22:30:00Z","terrain":0.7},{"above_terrain":true,"airmass":2.23,"alt":26.52,"az":52.9,"t":"2028-04-30T22:35:00Z","terrain":0.81},{"above_terrain":true,"airmass":2.18,"alt":27.26,"az":53.4,"t":"2028-04-30T22:40:00Z","terrain":0.91},{"above_terrain":true,"airmass":2.12,"alt":28.02,"az":54.0,"t":"2028-04-30T22:45:00Z","terrain":1.0},{"above_terrain":true,"airmass":2.07,"alt":28.78,"az":54.5,"t":"2028-04-30T22:50:00Z","terrain":1.04},{"above_terrain":true,"airmass":2.02,"alt":29.54,"az":55.0,"t":"2028-04-30T22:55:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.98,"alt":30.31,"az":55.6,"t":"2028-04-30T23:00:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.93,"alt":31.09,"az":56.1,"t":"2028-04-30T23:05:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.89,"alt":31.87,"az":56.6,"t":"2028-04-30T23:10:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.85,"alt":32.65,"az":57.1,"t":"2028-04-30T23:15:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.81,"alt":33.44,"az":57.6,"t":"2028-04-30T23:20:00Z","terrain":1.18},{"above_terrain":true,"airmass":1.77,"alt":34.23,"az":58.1,"t":"2028-04-30T23:25:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.74,"alt":35.03,"az":58.6,"t":"2028-04-30T23:30:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.71,"alt":35.83,"az":59.1,"t":"2028-04-30T23:35:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.67,"alt":36.63,"az":59.6,"t":"2028-04-30T23:40:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.64,"alt":37.44,"az":60.1,"t":"2028-04-30T23:45:00Z","terrain":1.16},{"above_terrain":true,"airmass":1.61,"alt":38.26,"az":60.5,"t":"2028-04-30T23:50:00Z","terrain":1.13},{"above_terrain":true,"airmass":1.58,"alt":39.07,"az":61.0,"t":"2028-04-30T23:55:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.56,"alt":39.89,"az":61.5,"t":"2028-05-01T00:00:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.53,"alt":40.72,"az":61.9,"t":"2028-05-01T00:05:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.51,"alt":41.55,"az":62.4,"t":"2028-05-01T00:10:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.48,"alt":42.38,"az":62.8,"t":"2028-05-01T00:15:00Z","terrain":0.93},{"above_terrain":true,"airmass":1.46,"alt":43.21,"az":63.3,"t":"2028-05-01T00:20:00Z","terrain":0.87},{"above_terrain":true,"airmass":1.44,"alt":44.05,"az":63.7,"t":"2028-05-01T00:25:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.42,"alt":44.89,"az":64.1,"t":"2028-05-01T00:30:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.39,"alt":45.73,"az":64.6,"t":"2028-05-01T00:35:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.38,"alt":46.58,"az":65.0,"t":"2028-05-01T00:40:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.36,"alt":47.43,"az":65.4,"t":"2028-05-01T00:45:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.34,"alt":48.28,"az":65.8,"t":"2028-05-01T00:50:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.32,"alt":49.14,"az":66.2,"t":"2028-05-01T00:55:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.3,"alt":49.99,"az":66.6,"t":"2028-05-01T01:00:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.29,"alt":50.85,"az":67.0,"t":"2028-05-01T01:05:00Z","terrain":0.93},{"above_terrain":true,"airmass":1.27,"alt":51.72,"az":67.4,"t":"2028-05-01T01:10:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.26,"alt":52.58,"az":67.7,"t":"2028-05-01T01:15:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.24,"alt":53.45,"az":68.1,"t":"2028-05-01T01:20:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.23,"alt":54.32,"az":68.5,"t":"2028-05-01T01:25:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.22,"alt":55.19,"az":68.8,"t":"2028-05-01T01:30:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.2,"alt":56.06,"az":69.2,"t":"2028-05-01T01:35:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.19,"alt":56.94,"az":69.5,"t":"2028-05-01T01:40:00Z","terrain":1.13},{"above_terrain":true,"airmass":1.18,"alt":57.82,"az":69.8,"t":"2028-05-01T01:45:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.17,"alt":58.7,"az":70.1,"t":"2028-05-01T01:50:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.16,"alt":59.58,"az":70.4,"t":"2028-05-01T01:55:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.15,"alt":60.46,"az":70.7,"t":"2028-05-01T02:00:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.14,"alt":61.34,"az":71.0,"t":"2028-05-01T02:05:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.13,"alt":62.23,"az":71.3,"t":"2028-05-01T02:10:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.12,"alt":63.12,"az":71.5,"t":"2028-05-01T02:15:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.11,"alt":64.01,"az":71.8,"t":"2028-05-01T02:20:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.1,"alt":64.9,"az":72.0,"t":"2028-05-01T02:25:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.1,"alt":65.79,"az":72.2,"t":"2028-05-01T02:30:00Z","terrain":1.16},{"above_terrain":true,"airmass":1.09,"alt":66.68,"az":72.4,"t":"2028-05-01T02:35:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.08,"alt":67.57,"az":72.6,"t":"2028-05-01T02:40:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.07,"alt":68.46,"az":72.7,"t":"2028-05-01T02:45:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.07,"alt":69.36,"az":72.8,"t":"2028-05-01T02:50:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.06,"alt":70.25,"az":72.9,"t":"2028-05-01T02:55:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.06,"alt":71.15,"az":73.0,"t":"2028-05-01T03:00:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.05,"alt":72.04,"az":73.0,"t":"2028-05-01T03:05:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.05,"alt":72.94,"az":72.9,"t":"2028-05-01T03:10:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.04,"alt":73.83,"az":72.8,"t":"2028-05-01T03:15:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.04,"alt":74.73,"az":72.7,"t":"2028-05-01T03:20:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.03,"alt":75.62,"az":72.5,"t":"2028-05-01T03:25:00Z","terrain":1.1},{"above_terrain":true,"airmass":1.03,"alt":76.51,"az":72.2,"t":"2028-05-01T03:30:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.02,"alt":77.4,"az":71.7,"t":"2028-05-01T03:35:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.02,"alt":78.29,"az":71.2,"t":"2028-05-01T03:40:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.02,"alt":79.17,"az":70.5,"t":"2028-05-01T03:45:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.01,"alt":80.05,"az":69.6,"t":"2028-05-01T03:50:00Z","terrain":1.15},{"above_terrain":true,"airmass":1.01,"alt":80.93,"az":68.4,"t":"2028-05-01T03:55:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.01,"alt":81.79,"az":66.9,"t":"2028-05-01T04:00:00Z","terrain":0.92},{"above_terrain":true,"airmass":1.01,"alt":82.65,"az":64.9,"t":"2028-05-01T04:05:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.01,"alt":83.48,"az":62.3,"t":"2028-05-01T04:10:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.0,"alt":84.3,"az":58.9,"t":"2028-05-01T04:15:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.0,"alt":85.08,"az":54.2,"t":"2028-05-01T04:20:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.0,"alt":85.81,"az":47.6,"t":"2028-05-01T04:25:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.0,"alt":86.45,"az":38.3,"t":"2028-05-01T04:30:00Z","terrain":-0.2},{"above_terrain":true,"airmass":1.0,"alt":86.95,"az":25.3,"t":"2028-05-01T04:35:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.0,"alt":87.22,"az":8.5,"t":"2028-05-01T04:40:00Z","terrain":-0.52},{"above_terrain":true,"airmass":1.0,"alt":87.21,"az":350.0,"t":"2028-05-01T04:45:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.0,"alt":86.91,"az":333.4,"t":"2028-05-01T04:50:00Z","terrain":-0.17},{"above_terrain":true,"airmass":1.0,"alt":86.4,"az":320.8,"t":"2028-05-01T04:55:00Z","terrain":-0.2},{"above_terrain":true,"airmass":1.0,"alt":85.75,"az":311.8,"t":"2028-05-01T05:00:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.0,"alt":85.02,"az":305.4,"t":"2028-05-01T05:05:00Z","terrain":-0.25},{"above_terrain":true,"airmass":1.0,"alt":84.23,"az":300.8,"t":"2028-05-01T05:10:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.01,"alt":83.41,"az":297.4,"t":"2028-05-01T05:15:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.01,"alt":82.57,"az":294.9,"t":"2028-05-01T05:20:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.01,"alt":81.72,"az":293.0,"t":"2028-05-01T05:25:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.01,"alt":80.85,"az":291.5,"t":"2028-05-01T05:30:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.02,"alt":79.97,"az":290.3,"t":"2028-05-01T05:35:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.02,"alt":79.09,"az":289.5,"t":"2028-05-01T05:40:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.02,"alt":78.21,"az":288.8,"t":"2028-05-01T05:45:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.02,"alt":77.32,"az":288.2,"t":"2028-05-01T05:50:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.03,"alt":76.43,"az":287.8,"t":"2028-05-01T05:55:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.03,"alt":75.54,"az":287.5,"t":"2028-05-01T06:00:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.04,"alt":74.65,"az":287.3,"t":"2028-05-01T06:05:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.04,"alt":73.75,"az":287.1,"t":"2028-05-01T06:10:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.05,"alt":72.86,"az":287.1,"t":"2028-05-01T06:15:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.05,"alt":71.96,"az":287.0,"t":"2028-05-01T06:20:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.06,"alt":71.07,"az":287.0,"t":"2028-05-01T06:25:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.06,"alt":70.17,"az":287.1,"t":"2028-05-01T06:30:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.07,"alt":69.28,"az":287.2,"t":"2028-05-01T06:35:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.08,"alt":68.39,"az":287.3,"t":"2028-05-01T06:40:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.08,"alt":67.49,"az":287.4,"t":"2028-05-01T06:45:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.09,"alt":66.6,"az":287.6,"t":"2028-05-01T06:50:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.1,"alt":65.71,"az":287.8,"t":"2028-05-01T06:55:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.1,"alt":64.82,"az":288.0,"t":"2028-05-01T07:00:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.11,"alt":63.93,"az":288.2,"t":"2028-05-01T07:05:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.12,"alt":63.04,"az":288.5,"t":"2028-05-01T07:10:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.13,"alt":62.15,"az":288.7,"t":"2028-05-01T07:15:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.14,"alt":61.27,"az":289.0,"t":"2028-05-01T07:20:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.15,"alt":60.38,"az":289.3,"t":"2028-05-01T07:25:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.16,"alt":59.5,"az":289.6,"t":"2028-05-01T07:30:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.17,"alt":58.62,"az":289.9,"t":"2028-05-01T07:35:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.18,"alt":57.74,"az":290.2,"t":"2028-05-01T07:40:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.19,"alt":56.86,"az":290.5,"t":"2028-05-01T07:45:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.21,"alt":55.99,"az":290.9,"t":"2028-05-01T07:50:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.22,"alt":55.11,"az":291.2,"t":"2028-05-01T07:55:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.23,"alt":54.24,"az":291.6,"t":"2028-05-01T08:00:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.25,"alt":53.37,"az":291.9,"t":"2028-05-01T08:05:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.26,"alt":52.51,"az":292.3,"t":"2028-05-01T08:10:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.27,"alt":51.64,"az":292.7,"t":"2028-05-01T08:15:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.29,"alt":50.78,"az":293.1,"t":"2028-05-01T08:20:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.31,"alt":49.92,"az":293.4,"t":"2028-05-01T08:25:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.32,"alt":49.06,"az":293.8,"t":"2028-05-01T08:30:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.34,"alt":48.21,"az":294.2,"t":"2028-05-01T08:35:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.36,"alt":47.35,"az":294.6,"t":"2028-05-01T08:40:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.38,"alt":46.51,"az":295.1,"t":"2028-05-01T08:45:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.4,"alt":45.66,"az":295.5,"t":"2028-05-01T08:50:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.42,"alt":44.82,"az":295.9,"t":"2028-05-01T08:55:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.44,"alt":43.97,"az":296.3,"t":"2028-05-01T09:00:00Z","terrain":0.31}],"transit":{"airmass":1.0,"alt":87.2,"az":8.5,"t":"2028-05-01T04:40:00Z"},"usable_hours":3.67,"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."]}