{"assessment":{"best_window":{"end":"2026-04-29T23:00Z","end_local":"02:00","hours":0.58,"label":"marginal","mean_quality":0.35,"start":"2026-04-29T22:25Z","start_local":"01:25"},"cost":{"altitude":4.08,"clouds":2.3,"darkness":1.32,"moon":0.37},"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":"Barely","hourly":[{"alt":-2,"cloud":88,"high":80,"iso":"2026-04-29T18:00Z","label":"unusable","low":26,"mid":35,"moon_alt":25,"precip":0.0,"q":0.0,"rh":95,"sky":"nautical twilight","temp":4.8,"time":"21:00","wind":1.5},{"alt":1,"cloud":87,"high":79,"iso":"2026-04-29T19:00Z","label":"unusable","low":34,"mid":20,"moon_alt":32,"precip":0.0,"q":0.0,"rh":97,"sky":"astronomical twilight","temp":4.0,"time":"22:00","wind":0.0},{"alt":6,"cloud":16,"high":9,"iso":"2026-04-29T20:00Z","label":"unusable","low":1,"mid":5,"moon_alt":36,"precip":0.0,"q":0.0,"rh":98,"sky":"night","temp":3.3,"time":"23:00","wind":0.9},{"alt":13,"cloud":16,"high":6,"iso":"2026-04-29T21:00Z","label":"unusable","low":3,"mid":9,"moon_alt":37,"precip":0.0,"q":0.0,"rh":99,"sky":"night","temp":2.6,"time":"00:00","wind":1.1},{"alt":21,"cloud":34,"high":11,"iso":"2026-04-29T22:00Z","label":"poor","low":8,"mid":23,"moon_alt":35,"precip":0.0,"q":0.23,"rh":100,"sky":"night","temp":2.0,"time":"01:00","wind":1.6},{"alt":29,"cloud":55,"high":20,"iso":"2026-04-29T23:00Z","label":"poor","low":20,"mid":37,"moon_alt":29,"precip":0.0,"q":0.26,"rh":100,"sky":"night","temp":2.1,"time":"02:00","wind":2.3},{"alt":39,"cloud":100,"high":79,"iso":"2026-04-30T00:00Z","label":"unusable","low":100,"mid":34,"moon_alt":22,"precip":0.0,"q":0.0,"rh":90,"sky":"night","temp":1.9,"time":"03:00","wind":3.6},{"alt":49,"cloud":100,"high":37,"iso":"2026-04-30T01:00Z","label":"unusable","low":100,"mid":10,"moon_alt":13,"precip":1.5,"q":0.0,"rh":94,"sky":"night","temp":2.2,"time":"04:00","wind":2.7},{"alt":59,"cloud":100,"high":95,"iso":"2026-04-30T02:00Z","label":"unusable","low":100,"mid":27,"moon_alt":3,"precip":2.7,"q":0.0,"rh":99,"sky":"astronomical twilight","temp":2.0,"time":"05:00","wind":2.8},{"alt":70,"cloud":100,"high":77,"iso":"2026-04-30T03:00Z","label":"unusable","low":100,"mid":20,"moon_alt":-8,"precip":0.6,"q":0.0,"rh":99,"sky":"civil twilight","temp":2.2,"time":"06:00","wind":4.6}],"peak_quality":0.4,"peak_sky":0.87,"quality_hours":0.6,"reasons":["the target being low or below 20\u00b0 cost 4.1 quality-hours","cloud cover cost 2.3 quality-hours","daylight and twilight cost 1.3 quality-hours","moonlight cost 0.4 quality-hours"],"reference_hours":4.0,"score":13,"score_astronomy":63,"score_weather":21,"sky_hours":2.9,"verdict":"poor","verdict_astronomy":"marginal","weather_known":true,"windows":[{"end":"2026-04-29T22:00Z","end_local":"01:00","hours":4.75,"label":"unusable","mean_quality":0.0,"start":"2026-04-29T17:15Z","start_local":"20:15"},{"end":"2026-04-29T22:25Z","end_local":"01:25","hours":0.42,"label":"poor","mean_quality":0.26,"start":"2026-04-29T22:00Z","start_local":"01:00"},{"end":"2026-04-29T23:00Z","end_local":"02:00","hours":0.58,"label":"marginal","mean_quality":0.35,"start":"2026-04-29T22:25Z","start_local":"01:25"},{"end":"2026-04-30T00:00Z","end_local":"03:00","hours":1.0,"label":"poor","mean_quality":0.28,"start":"2026-04-29T23:00Z","start_local":"02:00"},{"end":"2026-04-30T03:20Z","end_local":"06:20","hours":3.33,"label":"unusable","mean_quality":0.0,"start":"2026-04-30T00:00Z","start_local":"03:00"}]},"calculation_version":"2026-10-10.1","forecast":[{"cloud":88,"dark":false,"high":45,"local":"20:00","low":56,"mid":59,"precip":1.3,"rh":99,"temp":5.2,"time":"2026-04-29T17:00Z","wind":2.7},{"cloud":88,"dark":false,"high":80,"local":"21:00","low":26,"mid":35,"precip":0.0,"rh":95,"temp":4.8,"time":"2026-04-29T18:00Z","wind":1.5},{"cloud":87,"dark":false,"high":79,"local":"22:00","low":34,"mid":20,"precip":0.0,"rh":97,"temp":4.0,"time":"2026-04-29T19:00Z","wind":0.0},{"cloud":16,"dark":true,"high":9,"local":"23:00","low":1,"mid":5,"precip":0.0,"rh":98,"temp":3.3,"time":"2026-04-29T20:00Z","wind":0.9},{"cloud":16,"dark":true,"high":6,"local":"00:00","low":3,"mid":9,"precip":0.0,"rh":99,"temp":2.6,"time":"2026-04-29T21:00Z","wind":1.1},{"cloud":34,"dark":true,"high":11,"local":"01:00","low":8,"mid":23,"precip":0.0,"rh":100,"temp":2.0,"time":"2026-04-29T22:00Z","wind":1.6},{"cloud":55,"dark":true,"high":20,"local":"02:00","low":20,"mid":37,"precip":0.0,"rh":100,"temp":2.1,"time":"2026-04-29T23:00Z","wind":2.3},{"cloud":100,"dark":true,"high":79,"local":"03:00","low":100,"mid":34,"precip":0.0,"rh":90,"temp":1.9,"time":"2026-04-30T00:00Z","wind":3.6},{"cloud":100,"dark":true,"high":37,"local":"04:00","low":100,"mid":10,"precip":1.5,"rh":94,"temp":2.2,"time":"2026-04-30T01:00Z","wind":2.7},{"cloud":100,"dark":false,"high":95,"local":"05:00","low":100,"mid":27,"precip":2.7,"rh":99,"temp":2.0,"time":"2026-04-30T02:00Z","wind":2.8},{"cloud":100,"dark":false,"high":77,"local":"06:00","low":100,"mid":20,"precip":0.6,"rh":99,"temp":2.2,"time":"2026-04-30T03:00Z","wind":4.6},{"cloud":100,"dark":false,"high":63,"local":"07:00","low":100,"mid":30,"precip":1.1,"rh":99,"temp":2.7,"time":"2026-04-30T04:00Z","wind":3.4}],"forecast_source":"history","forecast_updated_at":"2026-10-13T14:09:10Z","limits":{"good_alt":30.0,"usable_alt":20.0},"night":{"dark_from":"2026-04-29T19:03:44Z","dark_hours":6.48,"dark_to":"2026-04-30T01:32:29Z","moon":{"illumination":0.968,"phase":"waxing gibbous","waxing":true},"moon_free_dark_hours":0.0,"moonrise":"2026-04-29T15:22:45Z","moonset":"2026-04-30T02:14:24Z","sunrise":"2026-04-30T03:19:17Z","sunset":"2026-04-29T17:16:53Z","twilight":{"astronomical":{"end":"2026-04-29T19:03:44Z","start":"2026-04-30T01:32:29Z"},"civil":{"end":"2026-04-29T17:47:01Z","start":"2026-04-30T02:49:10Z"},"nautical":{"end":"2026-04-29T18:23:49Z","start":"2026-04-30T02:12:23Z"}},"window_end":"2026-04-30T09:00:00Z","window_start":"2026-04-29T09:00:00Z"},"night_date":"2026-04-29","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.23,"alt":54.2,"t":"2026-04-30T01:30:00Z"},"dec":44.33,"dec_of_date":44.4333,"dec_str":"+44\u00b0 19' 48.0\"","good_hours":2.5,"limit_rise":"2026-04-29T21:55:40Z","limit_set":"2026-04-29T11:44:35Z","max_az_rate_deg_per_min":3.7,"moon_separation":117.5,"never_rises":false,"ra":314.69583333,"ra_of_date":314.9314,"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, 3.6 h above 20\u00b0 \u2014 usable, at high airmass.","terrain":{"available":true,"behind_at":"2026-04-29T15:01:15Z","blocked_dark_hours":0,"clears_at":"2026-04-29T19:02:02Z","rise_az":295.5},"track":[{"above_terrain":true,"airmass":1.4,"alt":45.63,"az":295.5,"t":"2026-04-29T09:00:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.42,"alt":44.78,"az":295.9,"t":"2026-04-29T09:05:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.44,"alt":43.94,"az":296.3,"t":"2026-04-29T09:10:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.46,"alt":43.1,"az":296.8,"t":"2026-04-29T09:15:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.48,"alt":42.27,"az":297.2,"t":"2026-04-29T09:20:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.51,"alt":41.44,"az":297.7,"t":"2026-04-29T09:25:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.53,"alt":40.61,"az":298.1,"t":"2026-04-29T09:30:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.56,"alt":39.79,"az":298.6,"t":"2026-04-29T09:35:00Z","terrain":0.15},{"above_terrain":true,"airmass":1.59,"alt":38.97,"az":299.0,"t":"2026-04-29T09:40:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.62,"alt":38.15,"az":299.5,"t":"2026-04-29T09:45:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.65,"alt":37.34,"az":300.0,"t":"2026-04-29T09:50:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.68,"alt":36.53,"az":300.5,"t":"2026-04-29T09:55:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.71,"alt":35.73,"az":300.9,"t":"2026-04-29T10:00:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.74,"alt":34.93,"az":301.4,"t":"2026-04-29T10:05:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.78,"alt":34.13,"az":301.9,"t":"2026-04-29T10:10:00Z","terrain":0.1},{"above_terrain":true,"airmass":1.82,"alt":33.34,"az":302.4,"t":"2026-04-29T10:15:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.85,"alt":32.55,"az":302.9,"t":"2026-04-29T10:20:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.89,"alt":31.77,"az":303.4,"t":"2026-04-29T10:25:00Z","terrain":-0.17},{"above_terrain":true,"airmass":1.94,"alt":30.99,"az":304.0,"t":"2026-04-29T10:30:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.98,"alt":30.21,"az":304.5,"t":"2026-04-29T10:35:00Z","terrain":-0.19},{"above_terrain":true,"airmass":2.03,"alt":29.44,"az":305.0,"t":"2026-04-29T10:40:00Z","terrain":-0.29},{"above_terrain":true,"airmass":2.08,"alt":28.68,"az":305.5,"t":"2026-04-29T10:45:00Z","terrain":-0.22},{"above_terrain":true,"airmass":2.13,"alt":27.92,"az":306.1,"t":"2026-04-29T10:50:00Z","terrain":-0.14},{"above_terrain":true,"airmass":2.18,"alt":27.17,"az":306.6,"t":"2026-04-29T10:55:00Z","terrain":0.05},{"above_terrain":true,"airmass":2.24,"alt":26.42,"az":307.2,"t":"2026-04-29T11:00:00Z","terrain":0.21},{"above_terrain":true,"airmass":2.3,"alt":25.68,"az":307.7,"t":"2026-04-29T11:05:00Z","terrain":0.28},{"above_terrain":true,"airmass":2.36,"alt":24.94,"az":308.3,"t":"2026-04-29T11:10:00Z","terrain":0.28},{"above_terrain":true,"airmass":2.43,"alt":24.21,"az":308.9,"t":"2026-04-29T11:15:00Z","terrain":0.19},{"above_terrain":true,"airmass":2.5,"alt":23.48,"az":309.4,"t":"2026-04-29T11:20:00Z","terrain":0.19},{"above_terrain":true,"airmass":2.57,"alt":22.76,"az":310.0,"t":"2026-04-29T11:25:00Z","terrain":0.22},{"above_terrain":true,"airmass":2.65,"alt":22.05,"az":310.6,"t":"2026-04-29T11:30:00Z","terrain":0.3},{"above_terrain":true,"airmass":2.73,"alt":21.34,"az":311.2,"t":"2026-04-29T11:35:00Z","terrain":0.32},{"above_terrain":true,"airmass":2.82,"alt":20.64,"az":311.8,"t":"2026-04-29T11:40:00Z","terrain":0.19},{"above_terrain":true,"airmass":2.91,"alt":19.94,"az":312.4,"t":"2026-04-29T11:45:00Z","terrain":0.19},{"above_terrain":true,"airmass":3.01,"alt":19.26,"az":313.0,"t":"2026-04-29T11:50:00Z","terrain":0.27},{"above_terrain":true,"airmass":3.11,"alt":18.58,"az":313.6,"t":"2026-04-29T11:55:00Z","terrain":0.39},{"above_terrain":true,"airmass":3.22,"alt":17.9,"az":314.2,"t":"2026-04-29T12:00:00Z","terrain":0.49},{"above_terrain":true,"airmass":3.34,"alt":17.23,"az":314.9,"t":"2026-04-29T12:05:00Z","terrain":0.55},{"above_terrain":true,"airmass":3.47,"alt":16.57,"az":315.5,"t":"2026-04-29T12:10:00Z","terrain":0.52},{"above_terrain":true,"airmass":3.6,"alt":15.92,"az":316.1,"t":"2026-04-29T12:15:00Z","terrain":0.46},{"above_terrain":true,"airmass":3.75,"alt":15.28,"az":316.8,"t":"2026-04-29T12:20:00Z","terrain":0.34},{"above_terrain":true,"airmass":3.9,"alt":14.64,"az":317.4,"t":"2026-04-29T12:25:00Z","terrain":0.31},{"above_terrain":true,"airmass":4.07,"alt":14.01,"az":318.1,"t":"2026-04-29T12:30:00Z","terrain":0.29},{"above_terrain":true,"airmass":4.25,"alt":13.39,"az":318.7,"t":"2026-04-29T12:35:00Z","terrain":-0.02},{"above_terrain":true,"airmass":4.44,"alt":12.78,"az":319.4,"t":"2026-04-29T12:40:00Z","terrain":-0.16},{"above_terrain":true,"airmass":4.65,"alt":12.17,"az":320.1,"t":"2026-04-29T12:45:00Z","terrain":-0.2},{"above_terrain":true,"airmass":4.87,"alt":11.57,"az":320.8,"t":"2026-04-29T12:50:00Z","terrain":-0.2},{"above_terrain":true,"airmass":5.12,"alt":10.99,"az":321.5,"t":"2026-04-29T12:55:00Z","terrain":-0.01},{"above_terrain":true,"airmass":5.38,"alt":10.41,"az":322.1,"t":"2026-04-29T13:00:00Z","terrain":0.19},{"above_terrain":true,"airmass":5.67,"alt":9.84,"az":322.9,"t":"2026-04-29T13:05:00Z","terrain":0.1},{"above_terrain":true,"airmass":5.99,"alt":9.28,"az":323.6,"t":"2026-04-29T13:10:00Z","terrain":-0.08},{"above_terrain":true,"airmass":6.33,"alt":8.73,"az":324.3,"t":"2026-04-29T13:15:00Z","terrain":-0.2},{"above_terrain":true,"airmass":6.72,"alt":8.18,"az":325.0,"t":"2026-04-29T13:20:00Z","terrain":-0.19},{"above_terrain":true,"airmass":7.14,"alt":7.65,"az":325.7,"t":"2026-04-29T13:25:00Z","terrain":-0.23},{"above_terrain":true,"airmass":7.6,"alt":7.13,"az":326.5,"t":"2026-04-29T13:30:00Z","terrain":-0.31},{"above_terrain":true,"airmass":8.12,"alt":6.62,"az":327.2,"t":"2026-04-29T13:35:00Z","terrain":-0.36},{"above_terrain":true,"airmass":8.7,"alt":6.12,"az":327.9,"t":"2026-04-29T13:40:00Z","terrain":-0.24},{"above_terrain":true,"airmass":9.34,"alt":5.62,"az":328.7,"t":"2026-04-29T13:45:00Z","terrain":-0.16},{"above_terrain":true,"airmass":10.07,"alt":5.14,"az":329.4,"t":"2026-04-29T13:50:00Z","terrain":-0.23},{"above_terrain":true,"airmass":10.89,"alt":4.67,"az":330.2,"t":"2026-04-29T13:55:00Z","terrain":-0.36},{"above_terrain":true,"airmass":11.82,"alt":4.21,"az":331.0,"t":"2026-04-29T14:00:00Z","terrain":-0.39},{"above_terrain":true,"airmass":12.88,"alt":3.77,"az":331.8,"t":"2026-04-29T14:05:00Z","terrain":-0.2},{"above_terrain":true,"airmass":14.09,"alt":3.33,"az":332.5,"t":"2026-04-29T14:10:00Z","terrain":-0.13},{"above_terrain":true,"airmass":15.49,"alt":2.9,"az":333.3,"t":"2026-04-29T14:15:00Z","terrain":-0.16},{"above_terrain":true,"airmass":17.11,"alt":2.49,"az":334.1,"t":"2026-04-29T14:20:00Z","terrain":-0.27},{"above_terrain":true,"airmass":18.99,"alt":2.08,"az":334.9,"t":"2026-04-29T14:25:00Z","terrain":-0.56},{"above_terrain":true,"airmass":21.19,"alt":1.69,"az":335.7,"t":"2026-04-29T14:30:00Z","terrain":-0.76},{"above_terrain":true,"airmass":23.75,"alt":1.32,"az":336.5,"t":"2026-04-29T14:35:00Z","terrain":-0.78},{"above_terrain":true,"airmass":26.77,"alt":0.95,"az":337.4,"t":"2026-04-29T14:40:00Z","terrain":-0.64},{"above_terrain":true,"airmass":30.29,"alt":0.59,"az":338.2,"t":"2026-04-29T14:45:00Z","terrain":-0.52},{"above_terrain":true,"airmass":34.38,"alt":0.25,"az":339.0,"t":"2026-04-29T14:50:00Z","terrain":-0.75},{"above_terrain":true,"airmass":null,"alt":-0.08,"az":339.8,"t":"2026-04-29T14:55:00Z","terrain":-0.57},{"above_terrain":true,"airmass":null,"alt":-0.39,"az":340.7,"t":"2026-04-29T15:00:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-0.7,"az":341.5,"t":"2026-04-29T15:05:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-0.99,"az":342.4,"t":"2026-04-29T15:10:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-1.26,"az":343.2,"t":"2026-04-29T15:15:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-1.53,"az":344.1,"t":"2026-04-29T15:20:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-1.78,"az":344.9,"t":"2026-04-29T15:25:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-2.01,"az":345.8,"t":"2026-04-29T15:30:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-2.24,"az":346.7,"t":"2026-04-29T15:35:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-2.44,"az":347.5,"t":"2026-04-29T15:40:00Z","terrain":-0.27},{"above_terrain":false,"airmass":null,"alt":-2.64,"az":348.4,"t":"2026-04-29T15:45:00Z","terrain":-0.08},{"above_terrain":false,"airmass":null,"alt":-2.82,"az":349.3,"t":"2026-04-29T15:50:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-2.99,"az":350.2,"t":"2026-04-29T15:55:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-3.14,"az":351.0,"t":"2026-04-29T16:00:00Z","terrain":0.15},{"above_terrain":false,"airmass":null,"alt":-3.28,"az":351.9,"t":"2026-04-29T16:05:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-3.4,"az":352.8,"t":"2026-04-29T16:10:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-3.51,"az":353.7,"t":"2026-04-29T16:15:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-3.61,"az":354.6,"t":"2026-04-29T16:20:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.69,"az":355.5,"t":"2026-04-29T16:25:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-3.75,"az":356.4,"t":"2026-04-29T16:30:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-3.81,"az":357.3,"t":"2026-04-29T16:35:00Z","terrain":0.71},{"above_terrain":false,"airmass":null,"alt":-3.84,"az":358.2,"t":"2026-04-29T16:40:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.87,"az":359.1,"t":"2026-04-29T16:45:00Z","terrain":0.61},{"above_terrain":false,"airmass":null,"alt":-3.87,"az":360.0,"t":"2026-04-29T16:50:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-3.87,"az":0.9,"t":"2026-04-29T16:55:00Z","terrain":0.39},{"above_terrain":false,"airmass":null,"alt":-3.85,"az":1.8,"t":"2026-04-29T17:00:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-3.81,"az":2.7,"t":"2026-04-29T17:05:00Z","terrain":-0.05},{"above_terrain":false,"airmass":null,"alt":-3.76,"az":3.6,"t":"2026-04-29T17:10:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-3.69,"az":4.5,"t":"2026-04-29T17:15:00Z","terrain":-0.35},{"above_terrain":false,"airmass":null,"alt":-3.61,"az":5.3,"t":"2026-04-29T17:20:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-3.52,"az":6.2,"t":"2026-04-29T17:25:00Z","terrain":-0.55},{"above_terrain":false,"airmass":null,"alt":-3.41,"az":7.1,"t":"2026-04-29T17:30:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-3.29,"az":8.0,"t":"2026-04-29T17:35:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-3.15,"az":8.9,"t":"2026-04-29T17:40:00Z","terrain":-0.64},{"above_terrain":false,"airmass":null,"alt":-3.0,"az":9.8,"t":"2026-04-29T17:45:00Z","terrain":-0.61},{"above_terrain":false,"airmass":null,"alt":-2.83,"az":10.7,"t":"2026-04-29T17:50:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-2.65,"az":11.5,"t":"2026-04-29T17:55:00Z","terrain":-0.28},{"above_terrain":false,"airmass":null,"alt":-2.46,"az":12.4,"t":"2026-04-29T18:00:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-2.25,"az":13.3,"t":"2026-04-29T18:05:00Z","terrain":-0.02},{"above_terrain":false,"airmass":null,"alt":-2.02,"az":14.2,"t":"2026-04-29T18:10:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-1.79,"az":15.0,"t":"2026-04-29T18:15:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-1.54,"az":15.9,"t":"2026-04-29T18:20:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-1.28,"az":16.7,"t":"2026-04-29T18:25:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-1.0,"az":17.6,"t":"2026-04-29T18:30:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-0.71,"az":18.4,"t":"2026-04-29T18:35:00Z","terrain":0.57},{"above_terrain":false,"airmass":null,"alt":-0.41,"az":19.3,"t":"2026-04-29T18:40:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-0.09,"az":20.1,"t":"2026-04-29T18:45:00Z","terrain":0.67},{"above_terrain":false,"airmass":34.62,"alt":0.24,"az":21.0,"t":"2026-04-29T18:50:00Z","terrain":0.69},{"above_terrain":false,"airmass":30.49,"alt":0.58,"az":21.8,"t":"2026-04-29T18:55:00Z","terrain":0.92},{"above_terrain":false,"airmass":26.94,"alt":0.93,"az":22.6,"t":"2026-04-29T19:00:00Z","terrain":1.09},{"above_terrain":true,"airmass":23.9,"alt":1.3,"az":23.4,"t":"2026-04-29T19:05:00Z","terrain":1.06},{"above_terrain":true,"airmass":21.31,"alt":1.67,"az":24.2,"t":"2026-04-29T19:10:00Z","terrain":0.99},{"above_terrain":true,"airmass":19.1,"alt":2.06,"az":25.0,"t":"2026-04-29T19:15:00Z","terrain":1.22},{"above_terrain":true,"airmass":17.2,"alt":2.47,"az":25.8,"t":"2026-04-29T19:20:00Z","terrain":1.32},{"above_terrain":true,"airmass":15.57,"alt":2.88,"az":26.6,"t":"2026-04-29T19:25:00Z","terrain":1.3},{"above_terrain":true,"airmass":14.16,"alt":3.3,"az":27.4,"t":"2026-04-29T19:30:00Z","terrain":1.24},{"above_terrain":true,"airmass":12.94,"alt":3.74,"az":28.2,"t":"2026-04-29T19:35:00Z","terrain":1.15},{"above_terrain":true,"airmass":11.87,"alt":4.19,"az":29.0,"t":"2026-04-29T19:40:00Z","terrain":1.0},{"above_terrain":true,"airmass":10.94,"alt":4.65,"az":29.7,"t":"2026-04-29T19:45:00Z","terrain":1.11},{"above_terrain":true,"airmass":10.11,"alt":5.12,"az":30.5,"t":"2026-04-29T19:50:00Z","terrain":1.23},{"above_terrain":true,"airmass":9.38,"alt":5.6,"az":31.3,"t":"2026-04-29T19:55:00Z","terrain":1.32},{"above_terrain":true,"airmass":8.73,"alt":6.09,"az":32.0,"t":"2026-04-29T20:00:00Z","terrain":1.32},{"above_terrain":true,"airmass":8.15,"alt":6.59,"az":32.8,"t":"2026-04-29T20:05:00Z","terrain":1.07},{"above_terrain":true,"airmass":7.63,"alt":7.1,"az":33.5,"t":"2026-04-29T20:10:00Z","terrain":0.7},{"above_terrain":true,"airmass":7.16,"alt":7.62,"az":34.2,"t":"2026-04-29T20:15:00Z","terrain":0.34},{"above_terrain":true,"airmass":6.74,"alt":8.16,"az":35.0,"t":"2026-04-29T20:20:00Z","terrain":0.06},{"above_terrain":true,"airmass":6.35,"alt":8.7,"az":35.7,"t":"2026-04-29T20:25:00Z","terrain":0.04},{"above_terrain":true,"airmass":6.01,"alt":9.25,"az":36.4,"t":"2026-04-29T20:30:00Z","terrain":-0.02},{"above_terrain":true,"airmass":5.69,"alt":9.81,"az":37.1,"t":"2026-04-29T20:35:00Z","terrain":-0.1},{"above_terrain":true,"airmass":5.4,"alt":10.38,"az":37.8,"t":"2026-04-29T20:40:00Z","terrain":-0.19},{"above_terrain":true,"airmass":5.13,"alt":10.96,"az":38.5,"t":"2026-04-29T20:45:00Z","terrain":-0.18},{"above_terrain":true,"airmass":4.88,"alt":11.54,"az":39.2,"t":"2026-04-29T20:50:00Z","terrain":-0.14},{"above_terrain":true,"airmass":4.66,"alt":12.14,"az":39.9,"t":"2026-04-29T20:55:00Z","terrain":-0.06},{"above_terrain":true,"airmass":4.45,"alt":12.74,"az":40.6,"t":"2026-04-29T21:00:00Z","terrain":-0.01},{"above_terrain":true,"airmass":4.26,"alt":13.36,"az":41.2,"t":"2026-04-29T21:05:00Z","terrain":0.04},{"above_terrain":true,"airmass":4.08,"alt":13.98,"az":41.9,"t":"2026-04-29T21:10:00Z","terrain":0.11},{"above_terrain":true,"airmass":3.91,"alt":14.61,"az":42.5,"t":"2026-04-29T21:15:00Z","terrain":0.19},{"above_terrain":true,"airmass":3.76,"alt":15.24,"az":43.2,"t":"2026-04-29T21:20:00Z","terrain":0.28},{"above_terrain":true,"airmass":3.61,"alt":15.89,"az":43.8,"t":"2026-04-29T21:25:00Z","terrain":0.38},{"above_terrain":true,"airmass":3.48,"alt":16.54,"az":44.5,"t":"2026-04-29T21:30:00Z","terrain":0.49},{"above_terrain":true,"airmass":3.35,"alt":17.2,"az":45.1,"t":"2026-04-29T21:35:00Z","terrain":0.59},{"above_terrain":true,"airmass":3.23,"alt":17.86,"az":45.7,"t":"2026-04-29T21:40:00Z","terrain":0.65},{"above_terrain":true,"airmass":3.12,"alt":18.54,"az":46.4,"t":"2026-04-29T21:45:00Z","terrain":0.65},{"above_terrain":true,"airmass":3.01,"alt":19.22,"az":47.0,"t":"2026-04-29T21:50:00Z","terrain":0.61},{"above_terrain":true,"airmass":2.92,"alt":19.91,"az":47.6,"t":"2026-04-29T21:55:00Z","terrain":0.56},{"above_terrain":true,"airmass":2.82,"alt":20.6,"az":48.2,"t":"2026-04-29T22:00:00Z","terrain":0.51},{"above_terrain":true,"airmass":2.74,"alt":21.3,"az":48.8,"t":"2026-04-29T22:05:00Z","terrain":0.44},{"above_terrain":true,"airmass":2.65,"alt":22.01,"az":49.4,"t":"2026-04-29T22:10:00Z","terrain":0.41},{"above_terrain":true,"airmass":2.58,"alt":22.72,"az":50.0,"t":"2026-04-29T22:15:00Z","terrain":0.4},{"above_terrain":true,"airmass":2.5,"alt":23.44,"az":50.5,"t":"2026-04-29T22:20:00Z","terrain":0.47},{"above_terrain":true,"airmass":2.43,"alt":24.17,"az":51.1,"t":"2026-04-29T22:25:00Z","terrain":0.54},{"above_terrain":true,"airmass":2.36,"alt":24.9,"az":51.7,"t":"2026-04-29T22:30:00Z","terrain":0.6},{"above_terrain":true,"airmass":2.3,"alt":25.64,"az":52.2,"t":"2026-04-29T22:35:00Z","terrain":0.68},{"above_terrain":true,"airmass":2.24,"alt":26.38,"az":52.8,"t":"2026-04-29T22:40:00Z","terrain":0.8},{"above_terrain":true,"airmass":2.19,"alt":27.13,"az":53.3,"t":"2026-04-29T22:45:00Z","terrain":0.89},{"above_terrain":true,"airmass":2.13,"alt":27.88,"az":53.9,"t":"2026-04-29T22:50:00Z","terrain":0.98},{"above_terrain":true,"airmass":2.08,"alt":28.64,"az":54.4,"t":"2026-04-29T22:55:00Z","terrain":1.03},{"above_terrain":true,"airmass":2.03,"alt":29.4,"az":55.0,"t":"2026-04-29T23:00:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.98,"alt":30.17,"az":55.5,"t":"2026-04-29T23:05:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.94,"alt":30.95,"az":56.0,"t":"2026-04-29T23:10:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.9,"alt":31.72,"az":56.5,"t":"2026-04-29T23:15:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.86,"alt":32.51,"az":57.0,"t":"2026-04-29T23:20:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.82,"alt":33.29,"az":57.5,"t":"2026-04-29T23:25:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.78,"alt":34.09,"az":58.0,"t":"2026-04-29T23:30:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.75,"alt":34.88,"az":58.5,"t":"2026-04-29T23:35:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.71,"alt":35.68,"az":59.0,"t":"2026-04-29T23:40:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.68,"alt":36.49,"az":59.5,"t":"2026-04-29T23:45:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.65,"alt":37.3,"az":60.0,"t":"2026-04-29T23:50:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.62,"alt":38.11,"az":60.5,"t":"2026-04-29T23:55:00Z","terrain":1.13},{"above_terrain":true,"airmass":1.59,"alt":38.92,"az":60.9,"t":"2026-04-30T00:00:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.56,"alt":39.74,"az":61.4,"t":"2026-04-30T00:05:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.54,"alt":40.57,"az":61.9,"t":"2026-04-30T00:10:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.51,"alt":41.4,"az":62.3,"t":"2026-04-30T00:15:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.49,"alt":42.23,"az":62.8,"t":"2026-04-30T00:20:00Z","terrain":0.93},{"above_terrain":true,"airmass":1.46,"alt":43.06,"az":63.2,"t":"2026-04-30T00:25:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.44,"alt":43.9,"az":63.6,"t":"2026-04-30T00:30:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.42,"alt":44.74,"az":64.1,"t":"2026-04-30T00:35:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.4,"alt":45.58,"az":64.5,"t":"2026-04-30T00:40:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.38,"alt":46.43,"az":64.9,"t":"2026-04-30T00:45:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.36,"alt":47.28,"az":65.3,"t":"2026-04-30T00:50:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.34,"alt":48.13,"az":65.7,"t":"2026-04-30T00:55:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.32,"alt":48.98,"az":66.1,"t":"2026-04-30T01:00:00Z","terrain":0.84},{"above_terrain":true,"airmass":1.31,"alt":49.84,"az":66.5,"t":"2026-04-30T01:05:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.29,"alt":50.7,"az":66.9,"t":"2026-04-30T01:10:00Z","terrain":0.92},{"above_terrain":true,"airmass":1.28,"alt":51.56,"az":67.3,"t":"2026-04-30T01:15:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.26,"alt":52.43,"az":67.7,"t":"2026-04-30T01:20:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.25,"alt":53.29,"az":68.1,"t":"2026-04-30T01:25:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.23,"alt":54.16,"az":68.4,"t":"2026-04-30T01:30:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.22,"alt":55.03,"az":68.8,"t":"2026-04-30T01:35:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.21,"alt":55.91,"az":69.1,"t":"2026-04-30T01:40:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.19,"alt":56.78,"az":69.4,"t":"2026-04-30T01:45:00Z","terrain":1.13},{"above_terrain":true,"airmass":1.18,"alt":57.66,"az":69.8,"t":"2026-04-30T01:50:00Z","terrain":1.18},{"above_terrain":true,"airmass":1.17,"alt":58.54,"az":70.1,"t":"2026-04-30T01:55:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.16,"alt":59.42,"az":70.4,"t":"2026-04-30T02:00:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.15,"alt":60.3,"az":70.7,"t":"2026-04-30T02:05:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.14,"alt":61.19,"az":71.0,"t":"2026-04-30T02:10:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.13,"alt":62.07,"az":71.3,"t":"2026-04-30T02:15:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.12,"alt":62.96,"az":71.5,"t":"2026-04-30T02:20:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.11,"alt":63.85,"az":71.8,"t":"2026-04-30T02:25:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.11,"alt":64.74,"az":72.0,"t":"2026-04-30T02:30:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.1,"alt":65.63,"az":72.2,"t":"2026-04-30T02:35:00Z","terrain":1.16},{"above_terrain":true,"airmass":1.09,"alt":66.52,"az":72.4,"t":"2026-04-30T02:40:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.08,"alt":67.41,"az":72.6,"t":"2026-04-30T02:45:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.08,"alt":68.3,"az":72.7,"t":"2026-04-30T02:50:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.07,"alt":69.2,"az":72.8,"t":"2026-04-30T02:55:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.06,"alt":70.09,"az":72.9,"t":"2026-04-30T03:00:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.06,"alt":70.99,"az":73.0,"t":"2026-04-30T03:05:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.05,"alt":71.88,"az":73.0,"t":"2026-04-30T03:10:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.05,"alt":72.78,"az":73.0,"t":"2026-04-30T03:15:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.04,"alt":73.67,"az":72.9,"t":"2026-04-30T03:20:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.04,"alt":74.57,"az":72.8,"t":"2026-04-30T03:25:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.03,"alt":75.46,"az":72.5,"t":"2026-04-30T03:30:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.03,"alt":76.35,"az":72.2,"t":"2026-04-30T03:35:00Z","terrain":1.15},{"above_terrain":true,"airmass":1.02,"alt":77.24,"az":71.9,"t":"2026-04-30T03:40:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.02,"alt":78.13,"az":71.3,"t":"2026-04-30T03:45:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.02,"alt":79.02,"az":70.7,"t":"2026-04-30T03:50:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.02,"alt":79.9,"az":69.8,"t":"2026-04-30T03:55:00Z","terrain":1.18},{"above_terrain":true,"airmass":1.01,"alt":80.77,"az":68.7,"t":"2026-04-30T04:00:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.01,"alt":81.64,"az":67.2,"t":"2026-04-30T04:05:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.01,"alt":82.5,"az":65.4,"t":"2026-04-30T04:10:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.01,"alt":83.34,"az":62.9,"t":"2026-04-30T04:15:00Z","terrain":0.92},{"above_terrain":true,"airmass":1.0,"alt":84.16,"az":59.6,"t":"2026-04-30T04:20:00Z","terrain":1.18},{"above_terrain":true,"airmass":1.0,"alt":84.95,"az":55.2,"t":"2026-04-30T04:25:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.0,"alt":85.69,"az":49.0,"t":"2026-04-30T04:30:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.0,"alt":86.35,"az":40.2,"t":"2026-04-30T04:35:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.0,"alt":86.88,"az":27.9,"t":"2026-04-30T04:40:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.0,"alt":87.2,"az":11.7,"t":"2026-04-30T04:45:00Z","terrain":-0.25},{"above_terrain":true,"airmass":1.0,"alt":87.24,"az":353.2,"t":"2026-04-30T04:50:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.0,"alt":86.99,"az":336.0,"t":"2026-04-30T04:55:00Z","terrain":-0.83},{"above_terrain":true,"airmass":1.0,"alt":86.51,"az":322.7,"t":"2026-04-30T05:00:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.0,"alt":85.88,"az":313.1,"t":"2026-04-30T05:05:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.0,"alt":85.15,"az":306.3,"t":"2026-04-30T05:10:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.0,"alt":84.38,"az":301.4,"t":"2026-04-30T05:15:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.01,"alt":83.56,"az":297.9,"t":"2026-04-30T05:20:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.01,"alt":82.72,"az":295.2,"t":"2026-04-30T05:25:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.01,"alt":81.87,"az":293.2,"t":"2026-04-30T05:30:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.01,"alt":81.01,"az":291.7,"t":"2026-04-30T05:35:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.01,"alt":80.13,"az":290.5,"t":"2026-04-30T05:40:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.02,"alt":79.25,"az":289.6,"t":"2026-04-30T05:45:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.02,"alt":78.37,"az":288.8,"t":"2026-04-30T05:50:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.02,"alt":77.48,"az":288.3,"t":"2026-04-30T05:55:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.03,"alt":76.59,"az":287.8,"t":"2026-04-30T06:00:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.03,"alt":75.7,"az":287.5,"t":"2026-04-30T06:05:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.04,"alt":74.81,"az":287.3,"t":"2026-04-30T06:10:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.04,"alt":73.91,"az":287.1,"t":"2026-04-30T06:15:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.05,"alt":73.02,"az":287.0,"t":"2026-04-30T06:20:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.05,"alt":72.12,"az":287.0,"t":"2026-04-30T06:25:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.06,"alt":71.23,"az":287.0,"t":"2026-04-30T06:30:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.06,"alt":70.33,"az":287.1,"t":"2026-04-30T06:35:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.07,"alt":69.44,"az":287.1,"t":"2026-04-30T06:40:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.07,"alt":68.54,"az":287.3,"t":"2026-04-30T06:45:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.08,"alt":67.65,"az":287.4,"t":"2026-04-30T06:50:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.09,"alt":66.76,"az":287.6,"t":"2026-04-30T06:55:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.1,"alt":65.87,"az":287.7,"t":"2026-04-30T07:00:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.1,"alt":64.98,"az":288.0,"t":"2026-04-30T07:05:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.11,"alt":64.09,"az":288.2,"t":"2026-04-30T07:10:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.12,"alt":63.2,"az":288.4,"t":"2026-04-30T07:15:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.13,"alt":62.31,"az":288.7,"t":"2026-04-30T07:20:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.14,"alt":61.42,"az":288.9,"t":"2026-04-30T07:25:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.15,"alt":60.54,"az":289.2,"t":"2026-04-30T07:30:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.16,"alt":59.66,"az":289.5,"t":"2026-04-30T07:35:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.17,"alt":58.77,"az":289.8,"t":"2026-04-30T07:40:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.18,"alt":57.89,"az":290.1,"t":"2026-04-30T07:45:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.19,"alt":57.02,"az":290.5,"t":"2026-04-30T07:50:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.2,"alt":56.14,"az":290.8,"t":"2026-04-30T07:55:00Z","terrain":0.45},{"above_terrain":true,"airmass":1.22,"alt":55.27,"az":291.1,"t":"2026-04-30T08:00:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.23,"alt":54.4,"az":291.5,"t":"2026-04-30T08:05:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.24,"alt":53.53,"az":291.9,"t":"2026-04-30T08:10:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.26,"alt":52.66,"az":292.2,"t":"2026-04-30T08:15:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.27,"alt":51.79,"az":292.6,"t":"2026-04-30T08:20:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.29,"alt":50.93,"az":293.0,"t":"2026-04-30T08:25:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.3,"alt":50.07,"az":293.4,"t":"2026-04-30T08:30:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.32,"alt":49.21,"az":293.8,"t":"2026-04-30T08:35:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.34,"alt":48.36,"az":294.2,"t":"2026-04-30T08:40:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.35,"alt":47.5,"az":294.6,"t":"2026-04-30T08:45:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.37,"alt":46.65,"az":295.0,"t":"2026-04-30T08:50:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.39,"alt":45.81,"az":295.4,"t":"2026-04-30T08:55:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.41,"alt":44.96,"az":295.8,"t":"2026-04-30T09:00:00Z","terrain":0.31}],"transit":{"airmass":1.0,"alt":87.2,"az":353.2,"t":"2026-04-30T04:50:00Z"},"usable_hours":3.58,"verdict":"marginal","zenith_passage":true},"warnings":[]}