{"assessment":{"best_window":{"end":"2026-05-10T01:00Z","end_local":"04:00","hours":2.75,"label":"good","mean_quality":0.73,"start":"2026-05-09T22:15Z","start_local":"01:15"},"cost":{"altitude":3.42,"clouds":0.53,"darkness":1.44,"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":"Possible, with compromises","hourly":[{"alt":-15,"cloud":46,"high":0,"iso":"2026-05-09T18:00Z","label":"unusable","low":27,"mid":34,"moon_alt":-60,"precip":0.0,"q":0.0,"rh":96,"sky":"nautical twilight","temp":6.1,"time":"21:00","wind":4.5},{"alt":-7,"cloud":18,"high":0,"iso":"2026-05-09T19:00Z","label":"unusable","low":17,"mid":3,"moon_alt":-51,"precip":0.0,"q":0.0,"rh":98,"sky":"astronomical twilight","temp":5.0,"time":"22:00","wind":5.1},{"alt":3,"cloud":26,"high":0,"iso":"2026-05-09T20:00Z","label":"unusable","low":25,"mid":9,"moon_alt":-41,"precip":0.0,"q":0.0,"rh":98,"sky":"night","temp":4.2,"time":"23:00","wind":6.8},{"alt":13,"cloud":16,"high":0,"iso":"2026-05-09T21:00Z","label":"unusable","low":15,"mid":2,"moon_alt":-30,"precip":0.0,"q":0.0,"rh":97,"sky":"night","temp":4.0,"time":"00:00","wind":6.4},{"alt":24,"cloud":4,"high":0,"iso":"2026-05-09T22:00Z","label":"marginal","low":3,"mid":0,"moon_alt":-19,"precip":0.0,"q":0.52,"rh":98,"sky":"night","temp":3.6,"time":"01:00","wind":4.9},{"alt":35,"cloud":0,"high":0,"iso":"2026-05-09T23:00Z","label":"good","low":0,"mid":0,"moon_alt":-8,"precip":0.0,"q":0.83,"rh":98,"sky":"night","temp":2.9,"time":"02:00","wind":4.2},{"alt":46,"cloud":16,"high":0,"iso":"2026-05-10T00:00Z","label":"good","low":16,"mid":9,"moon_alt":2,"precip":0.0,"q":0.61,"rh":97,"sky":"night","temp":3.6,"time":"03:00","wind":6.2},{"alt":57,"cloud":52,"high":0,"iso":"2026-05-10T01:00Z","label":"marginal","low":51,"mid":16,"moon_alt":12,"precip":0.0,"q":0.33,"rh":98,"sky":"night","temp":3.5,"time":"04:00","wind":5.4},{"alt":66,"cloud":77,"high":0,"iso":"2026-05-10T02:00Z","label":"poor","low":77,"mid":2,"moon_alt":20,"precip":0.0,"q":0.02,"rh":98,"sky":"nautical twilight","temp":3.8,"time":"05:00","wind":5.4},{"alt":71,"cloud":100,"high":0,"iso":"2026-05-10T03:00Z","label":"unusable","low":100,"mid":1,"moon_alt":27,"precip":0.0,"q":0.0,"rh":99,"sky":"civil twilight","temp":4.0,"time":"06:00","wind":4.9}],"peak_quality":0.89,"peak_sky":0.89,"quality_hours":2.47,"reasons":["the target being low or below 20\u00b0 cost 3.4 quality-hours","daylight and twilight cost 1.4 quality-hours","cloud cover cost 0.5 quality-hours","moonlight cost 0.4 quality-hours"],"reference_hours":4.0,"score":55,"score_astronomy":67,"score_weather":82,"sky_hours":3.0,"verdict":"marginal","verdict_astronomy":"marginal","weather_known":true,"windows":[{"end":"2026-05-09T21:45Z","end_local":"00:45","hours":4.33,"label":"unusable","mean_quality":0.0,"start":"2026-05-09T17:25Z","start_local":"20:25"},{"end":"2026-05-09T22:15Z","end_local":"01:15","hours":0.5,"label":"marginal","mean_quality":0.47,"start":"2026-05-09T21:45Z","start_local":"00:45"},{"end":"2026-05-10T01:00Z","end_local":"04:00","hours":2.75,"label":"good","mean_quality":0.73,"start":"2026-05-09T22:15Z","start_local":"01:15"},{"end":"2026-05-10T01:15Z","end_local":"04:15","hours":0.25,"label":"marginal","mean_quality":0.33,"start":"2026-05-10T01:00Z","start_local":"04:00"},{"end":"2026-05-10T02:40Z","end_local":"05:40","hours":1.42,"label":"poor","mean_quality":0.09,"start":"2026-05-10T01:15Z","start_local":"04:15"},{"end":"2026-05-10T03:10Z","end_local":"06:10","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2026-05-10T02:40Z","start_local":"05:40"}]},"calculation_version":"2026-10-10.1","forecast":[{"cloud":34,"dark":false,"high":0,"local":"20:00","low":25,"mid":25,"precip":0.0,"rh":93,"temp":7.3,"time":"2026-05-09T17:00Z","wind":3.7},{"cloud":46,"dark":false,"high":0,"local":"21:00","low":27,"mid":34,"precip":0.0,"rh":96,"temp":6.1,"time":"2026-05-09T18:00Z","wind":4.5},{"cloud":18,"dark":false,"high":0,"local":"22:00","low":17,"mid":3,"precip":0.0,"rh":98,"temp":5.0,"time":"2026-05-09T19:00Z","wind":5.1},{"cloud":26,"dark":true,"high":0,"local":"23:00","low":25,"mid":9,"precip":0.0,"rh":98,"temp":4.2,"time":"2026-05-09T20:00Z","wind":6.8},{"cloud":16,"dark":true,"high":0,"local":"00:00","low":15,"mid":2,"precip":0.0,"rh":97,"temp":4.0,"time":"2026-05-09T21:00Z","wind":6.4},{"cloud":4,"dark":true,"high":0,"local":"01:00","low":3,"mid":0,"precip":0.0,"rh":98,"temp":3.6,"time":"2026-05-09T22:00Z","wind":4.9},{"cloud":0,"dark":true,"high":0,"local":"02:00","low":0,"mid":0,"precip":0.0,"rh":98,"temp":2.9,"time":"2026-05-09T23:00Z","wind":4.2},{"cloud":16,"dark":true,"high":0,"local":"03:00","low":16,"mid":9,"precip":0.0,"rh":97,"temp":3.6,"time":"2026-05-10T00:00Z","wind":6.2},{"cloud":52,"dark":true,"high":0,"local":"04:00","low":51,"mid":16,"precip":0.0,"rh":98,"temp":3.5,"time":"2026-05-10T01:00Z","wind":5.4},{"cloud":77,"dark":false,"high":0,"local":"05:00","low":77,"mid":2,"precip":0.0,"rh":98,"temp":3.8,"time":"2026-05-10T02:00Z","wind":5.4},{"cloud":100,"dark":false,"high":0,"local":"06:00","low":100,"mid":1,"precip":0.0,"rh":99,"temp":4.0,"time":"2026-05-10T03:00Z","wind":4.9},{"cloud":100,"dark":false,"high":0,"local":"07:00","low":100,"mid":1,"precip":0.0,"rh":98,"temp":4.4,"time":"2026-05-10T04:00Z","wind":5.8}],"forecast_source":"history","forecast_updated_at":"2026-10-13T09:21:06Z","limits":{"good_alt":30.0,"usable_alt":20.0},"night":{"dark_from":"2026-05-09T19:20:06Z","dark_hours":5.91,"dark_to":"2026-05-10T01:14:26Z","moon":{"illumination":0.496,"phase":"last quarter","waxing":false},"moon_free_dark_hours":4.45,"moonrise":"2026-05-09T23:48:40Z","moonset":null,"sunrise":"2026-05-10T03:06:54Z","sunset":"2026-05-09T17:27:37Z","twilight":{"astronomical":{"end":"2026-05-09T19:20:06Z","start":"2026-05-10T01:14:26Z"},"civil":{"end":"2026-05-09T17:58:47Z","start":"2026-05-10T02:35:45Z"},"nautical":{"end":"2026-05-09T18:37:20Z","start":"2026-05-10T01:57:13Z"}},"window_end":"2026-05-10T09:00:00Z","window_start":"2026-05-09T09:00:00Z"},"night_date":"2026-05-09","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.17,"alt":58.4,"t":"2026-05-10T01:10:00Z"},"dec":22.71085365,"dec_of_date":22.7849,"dec_str":"+22\u00b0 42' 39.1\"","good_hours":2.67,"limit_rise":"2026-05-09T21:40:13Z","limit_set":"2026-05-10T08:42:04Z","max_az_rate_deg_per_min":0.71,"moon_separation":44.7,"never_rises":false,"ra":300.18213726,"ra_of_date":300.4667,"ra_str":"20h 00m 43.7s","resolved":{"dec":22.71085365,"name":"HD 189733","ra":300.18213726,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=HD%20189733","source":"sesame","spectral_type":"K2V","type":"BY*","type_text":"BY Draconis variable \u2014 a spotted, rotating star","vmag":7.648},"summary":"Only 2.7 h above 30\u00b0, 3.5 h above 20\u00b0 \u2014 usable, at high airmass.","terrain":{"available":true,"behind_at":"2026-05-09T10:39:43Z","blocked_dark_hours":0,"clears_at":"2026-05-09T19:51:42Z","rise_az":285.3},"track":[{"above_terrain":true,"airmass":3.3,"alt":17.46,"az":285.3,"t":"2026-05-09T09:00:00Z","terrain":0.23},{"above_terrain":true,"airmass":3.47,"alt":16.56,"az":286.0,"t":"2026-05-09T09:05:00Z","terrain":0.23},{"above_terrain":true,"airmass":3.66,"alt":15.66,"az":286.8,"t":"2026-05-09T09:10:00Z","terrain":0.34},{"above_terrain":true,"airmass":3.87,"alt":14.77,"az":287.6,"t":"2026-05-09T09:15:00Z","terrain":0.26},{"above_terrain":true,"airmass":4.11,"alt":13.88,"az":288.3,"t":"2026-05-09T09:20:00Z","terrain":0.17},{"above_terrain":true,"airmass":4.37,"alt":12.99,"az":289.1,"t":"2026-05-09T09:25:00Z","terrain":0.19},{"above_terrain":true,"airmass":4.67,"alt":12.11,"az":289.8,"t":"2026-05-09T09:30:00Z","terrain":0.27},{"above_terrain":true,"airmass":5.01,"alt":11.23,"az":290.6,"t":"2026-05-09T09:35:00Z","terrain":0.41},{"above_terrain":true,"airmass":5.41,"alt":10.35,"az":291.4,"t":"2026-05-09T09:40:00Z","terrain":0.51},{"above_terrain":true,"airmass":5.87,"alt":9.49,"az":292.1,"t":"2026-05-09T09:45:00Z","terrain":0.51},{"above_terrain":true,"airmass":6.41,"alt":8.62,"az":292.9,"t":"2026-05-09T09:50:00Z","terrain":0.3},{"above_terrain":true,"airmass":7.05,"alt":7.76,"az":293.7,"t":"2026-05-09T09:55:00Z","terrain":0.26},{"above_terrain":true,"airmass":7.82,"alt":6.91,"az":294.5,"t":"2026-05-09T10:00:00Z","terrain":0.24},{"above_terrain":true,"airmass":8.77,"alt":6.06,"az":295.3,"t":"2026-05-09T10:05:00Z","terrain":0.26},{"above_terrain":true,"airmass":9.95,"alt":5.21,"az":296.1,"t":"2026-05-09T10:10:00Z","terrain":0.32},{"above_terrain":true,"airmass":11.47,"alt":4.38,"az":296.9,"t":"2026-05-09T10:15:00Z","terrain":0.27},{"above_terrain":true,"airmass":13.47,"alt":3.54,"az":297.7,"t":"2026-05-09T10:20:00Z","terrain":0.17},{"above_terrain":true,"airmass":16.17,"alt":2.72,"az":298.5,"t":"2026-05-09T10:25:00Z","terrain":0.14},{"above_terrain":true,"airmass":19.98,"alt":1.9,"az":299.3,"t":"2026-05-09T10:30:00Z","terrain":0.23},{"above_terrain":true,"airmass":25.57,"alt":1.09,"az":300.1,"t":"2026-05-09T10:35:00Z","terrain":0.36},{"above_terrain":false,"airmass":34.03,"alt":0.28,"az":300.9,"t":"2026-05-09T10:40:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-0.52,"az":301.8,"t":"2026-05-09T10:45:00Z","terrain":0.13},{"above_terrain":false,"airmass":null,"alt":-1.31,"az":302.6,"t":"2026-05-09T10:50:00Z","terrain":-0.11},{"above_terrain":false,"airmass":null,"alt":-2.1,"az":303.5,"t":"2026-05-09T10:55:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-2.87,"az":304.3,"t":"2026-05-09T11:00:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-3.64,"az":305.2,"t":"2026-05-09T11:05:00Z","terrain":-0.27},{"above_terrain":false,"airmass":null,"alt":-4.4,"az":306.1,"t":"2026-05-09T11:10:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-5.15,"az":306.9,"t":"2026-05-09T11:15:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-5.9,"az":307.8,"t":"2026-05-09T11:20:00Z","terrain":0.3},{"above_terrain":false,"airmass":null,"alt":-6.63,"az":308.7,"t":"2026-05-09T11:25:00Z","terrain":0.21},{"above_terrain":false,"airmass":null,"alt":-7.36,"az":309.6,"t":"2026-05-09T11:30:00Z","terrain":0.2},{"above_terrain":false,"airmass":null,"alt":-8.07,"az":310.6,"t":"2026-05-09T11:35:00Z","terrain":0.3},{"above_terrain":false,"airmass":null,"alt":-8.78,"az":311.5,"t":"2026-05-09T11:40:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-9.48,"az":312.4,"t":"2026-05-09T11:45:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-10.16,"az":313.4,"t":"2026-05-09T11:50:00Z","terrain":0.34},{"above_terrain":false,"airmass":null,"alt":-10.84,"az":314.3,"t":"2026-05-09T11:55:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-11.5,"az":315.3,"t":"2026-05-09T12:00:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-12.15,"az":316.3,"t":"2026-05-09T12:05:00Z","terrain":0.43},{"above_terrain":false,"airmass":null,"alt":-12.8,"az":317.2,"t":"2026-05-09T12:10:00Z","terrain":0.31},{"above_terrain":false,"airmass":null,"alt":-13.43,"az":318.2,"t":"2026-05-09T12:15:00Z","terrain":0.22},{"above_terrain":false,"airmass":null,"alt":-14.04,"az":319.2,"t":"2026-05-09T12:20:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-14.65,"az":320.3,"t":"2026-05-09T12:25:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-15.24,"az":321.3,"t":"2026-05-09T12:30:00Z","terrain":-0.09},{"above_terrain":false,"airmass":null,"alt":-15.82,"az":322.3,"t":"2026-05-09T12:35:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-16.38,"az":323.4,"t":"2026-05-09T12:40:00Z","terrain":-0.03},{"above_terrain":false,"airmass":null,"alt":-16.93,"az":324.4,"t":"2026-05-09T12:45:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-17.47,"az":325.5,"t":"2026-05-09T12:50:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-18.0,"az":326.6,"t":"2026-05-09T12:55:00Z","terrain":-0.33},{"above_terrain":false,"airmass":null,"alt":-18.5,"az":327.7,"t":"2026-05-09T13:00:00Z","terrain":-0.28},{"above_terrain":false,"airmass":null,"alt":-19.0,"az":328.8,"t":"2026-05-09T13:05:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-19.47,"az":329.9,"t":"2026-05-09T13:10:00Z","terrain":-0.33},{"above_terrain":false,"airmass":null,"alt":-19.94,"az":331.0,"t":"2026-05-09T13:15:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-20.38,"az":332.2,"t":"2026-05-09T13:20:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-20.81,"az":333.3,"t":"2026-05-09T13:25:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-21.22,"az":334.5,"t":"2026-05-09T13:30:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-21.62,"az":335.6,"t":"2026-05-09T13:35:00Z","terrain":-0.74},{"above_terrain":false,"airmass":null,"alt":-21.99,"az":336.8,"t":"2026-05-09T13:40:00Z","terrain":-0.75},{"above_terrain":false,"airmass":null,"alt":-22.35,"az":338.0,"t":"2026-05-09T13:45:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-22.7,"az":339.2,"t":"2026-05-09T13:50:00Z","terrain":-0.71},{"above_terrain":false,"airmass":null,"alt":-23.02,"az":340.4,"t":"2026-05-09T13:55:00Z","terrain":-0.5},{"above_terrain":false,"airmass":null,"alt":-23.32,"az":341.6,"t":"2026-05-09T14:00:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-23.61,"az":342.8,"t":"2026-05-09T14:05:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-23.88,"az":344.0,"t":"2026-05-09T14:10:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-24.12,"az":345.3,"t":"2026-05-09T14:15:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-24.35,"az":346.5,"t":"2026-05-09T14:20:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-24.56,"az":347.8,"t":"2026-05-09T14:25:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-24.75,"az":349.0,"t":"2026-05-09T14:30:00Z","terrain":0.0},{"above_terrain":false,"airmass":null,"alt":-24.92,"az":350.3,"t":"2026-05-09T14:35:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-25.06,"az":351.5,"t":"2026-05-09T14:40:00Z","terrain":0.21},{"above_terrain":false,"airmass":null,"alt":-25.19,"az":352.8,"t":"2026-05-09T14:45:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-25.3,"az":354.1,"t":"2026-05-09T14:50:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-25.38,"az":355.4,"t":"2026-05-09T14:55:00Z","terrain":0.67},{"above_terrain":false,"airmass":null,"alt":-25.45,"az":356.6,"t":"2026-05-09T15:00:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-25.49,"az":357.9,"t":"2026-05-09T15:05:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-25.52,"az":359.2,"t":"2026-05-09T15:10:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-25.52,"az":0.5,"t":"2026-05-09T15:15:00Z","terrain":0.44},{"above_terrain":false,"airmass":null,"alt":-25.5,"az":1.8,"t":"2026-05-09T15:20:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-25.46,"az":3.0,"t":"2026-05-09T15:25:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-25.4,"az":4.3,"t":"2026-05-09T15:30:00Z","terrain":-0.33},{"above_terrain":false,"airmass":null,"alt":-25.32,"az":5.6,"t":"2026-05-09T15:35:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-25.22,"az":6.9,"t":"2026-05-09T15:40:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-25.1,"az":8.1,"t":"2026-05-09T15:45:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-24.96,"az":9.4,"t":"2026-05-09T15:50:00Z","terrain":-0.64},{"above_terrain":false,"airmass":null,"alt":-24.79,"az":10.7,"t":"2026-05-09T15:55:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-24.61,"az":11.9,"t":"2026-05-09T16:00:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-24.41,"az":13.2,"t":"2026-05-09T16:05:00Z","terrain":-0.04},{"above_terrain":false,"airmass":null,"alt":-24.18,"az":14.4,"t":"2026-05-09T16:10:00Z","terrain":0.22},{"above_terrain":false,"airmass":null,"alt":-23.94,"az":15.7,"t":"2026-05-09T16:15:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-23.68,"az":16.9,"t":"2026-05-09T16:20:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-23.4,"az":18.1,"t":"2026-05-09T16:25:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-23.1,"az":19.3,"t":"2026-05-09T16:30:00Z","terrain":0.64},{"above_terrain":false,"airmass":null,"alt":-22.78,"az":20.5,"t":"2026-05-09T16:35:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-22.44,"az":21.7,"t":"2026-05-09T16:40:00Z","terrain":0.91},{"above_terrain":false,"airmass":null,"alt":-22.08,"az":22.9,"t":"2026-05-09T16:45:00Z","terrain":1.14},{"above_terrain":false,"airmass":null,"alt":-21.71,"az":24.1,"t":"2026-05-09T16:50:00Z","terrain":0.95},{"above_terrain":false,"airmass":null,"alt":-21.32,"az":25.3,"t":"2026-05-09T16:55:00Z","terrain":1.25},{"above_terrain":false,"airmass":null,"alt":-20.91,"az":26.4,"t":"2026-05-09T17:00:00Z","terrain":1.31},{"above_terrain":false,"airmass":null,"alt":-20.49,"az":27.6,"t":"2026-05-09T17:05:00Z","terrain":1.23},{"above_terrain":false,"airmass":null,"alt":-20.05,"az":28.7,"t":"2026-05-09T17:10:00Z","terrain":1.06},{"above_terrain":false,"airmass":null,"alt":-19.59,"az":29.8,"t":"2026-05-09T17:15:00Z","terrain":1.13},{"above_terrain":false,"airmass":null,"alt":-19.12,"az":31.0,"t":"2026-05-09T17:20:00Z","terrain":1.3},{"above_terrain":false,"airmass":null,"alt":-18.63,"az":32.1,"t":"2026-05-09T17:25:00Z","terrain":1.31},{"above_terrain":false,"airmass":null,"alt":-18.12,"az":33.2,"t":"2026-05-09T17:30:00Z","terrain":0.9},{"above_terrain":false,"airmass":null,"alt":-17.6,"az":34.2,"t":"2026-05-09T17:35:00Z","terrain":0.34},{"above_terrain":false,"airmass":null,"alt":-17.07,"az":35.3,"t":"2026-05-09T17:40:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-16.52,"az":36.4,"t":"2026-05-09T17:45:00Z","terrain":-0.01},{"above_terrain":false,"airmass":null,"alt":-15.96,"az":37.4,"t":"2026-05-09T17:50:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-15.38,"az":38.5,"t":"2026-05-09T17:55:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-14.79,"az":39.5,"t":"2026-05-09T18:00:00Z","terrain":-0.11},{"above_terrain":false,"airmass":null,"alt":-14.19,"az":40.5,"t":"2026-05-09T18:05:00Z","terrain":-0.01},{"above_terrain":false,"airmass":null,"alt":-13.58,"az":41.5,"t":"2026-05-09T18:10:00Z","terrain":0.07},{"above_terrain":false,"airmass":null,"alt":-12.95,"az":42.5,"t":"2026-05-09T18:15:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-12.31,"az":43.5,"t":"2026-05-09T18:20:00Z","terrain":0.33},{"above_terrain":false,"airmass":null,"alt":-11.66,"az":44.5,"t":"2026-05-09T18:25:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-11.0,"az":45.5,"t":"2026-05-09T18:30:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-10.33,"az":46.4,"t":"2026-05-09T18:35:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-9.65,"az":47.4,"t":"2026-05-09T18:40:00Z","terrain":0.58},{"above_terrain":false,"airmass":null,"alt":-8.95,"az":48.3,"t":"2026-05-09T18:45:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-8.25,"az":49.2,"t":"2026-05-09T18:50:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-7.54,"az":50.1,"t":"2026-05-09T18:55:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-6.81,"az":51.0,"t":"2026-05-09T19:00:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-6.08,"az":51.9,"t":"2026-05-09T19:05:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-5.34,"az":52.8,"t":"2026-05-09T19:10:00Z","terrain":0.81},{"above_terrain":false,"airmass":null,"alt":-4.59,"az":53.7,"t":"2026-05-09T19:15:00Z","terrain":0.95},{"above_terrain":false,"airmass":null,"alt":-3.83,"az":54.6,"t":"2026-05-09T19:20:00Z","terrain":1.05},{"above_terrain":false,"airmass":null,"alt":-3.06,"az":55.5,"t":"2026-05-09T19:25:00Z","terrain":1.07},{"above_terrain":false,"airmass":null,"alt":-2.29,"az":56.3,"t":"2026-05-09T19:30:00Z","terrain":1.06},{"above_terrain":false,"airmass":null,"alt":-1.5,"az":57.2,"t":"2026-05-09T19:35:00Z","terrain":1.1},{"above_terrain":false,"airmass":null,"alt":-0.71,"az":58.0,"t":"2026-05-09T19:40:00Z","terrain":1.25},{"above_terrain":false,"airmass":36.71,"alt":0.08,"az":58.8,"t":"2026-05-09T19:45:00Z","terrain":1.22},{"above_terrain":false,"airmass":27.33,"alt":0.89,"az":59.7,"t":"2026-05-09T19:50:00Z","terrain":1.18},{"above_terrain":true,"airmass":21.16,"alt":1.7,"az":60.5,"t":"2026-05-09T19:55:00Z","terrain":1.13},{"above_terrain":true,"airmass":16.99,"alt":2.52,"az":61.3,"t":"2026-05-09T20:00:00Z","terrain":1.06},{"above_terrain":true,"airmass":14.05,"alt":3.34,"az":62.1,"t":"2026-05-09T20:05:00Z","terrain":1.0},{"above_terrain":true,"airmass":11.91,"alt":4.17,"az":62.9,"t":"2026-05-09T20:10:00Z","terrain":0.92},{"above_terrain":true,"airmass":10.29,"alt":5.01,"az":63.7,"t":"2026-05-09T20:15:00Z","terrain":0.81},{"above_terrain":true,"airmass":9.04,"alt":5.85,"az":64.5,"t":"2026-05-09T20:20:00Z","terrain":0.77},{"above_terrain":true,"airmass":8.04,"alt":6.7,"az":65.3,"t":"2026-05-09T20:25:00Z","terrain":0.79},{"above_terrain":true,"airmass":7.22,"alt":7.55,"az":66.1,"t":"2026-05-09T20:30:00Z","terrain":0.84},{"above_terrain":true,"airmass":6.55,"alt":8.41,"az":66.9,"t":"2026-05-09T20:35:00Z","terrain":0.92},{"above_terrain":true,"airmass":5.99,"alt":9.27,"az":67.7,"t":"2026-05-09T20:40:00Z","terrain":0.97},{"above_terrain":true,"airmass":5.51,"alt":10.14,"az":68.4,"t":"2026-05-09T20:45:00Z","terrain":1.02},{"above_terrain":true,"airmass":5.11,"alt":11.01,"az":69.2,"t":"2026-05-09T20:50:00Z","terrain":1.08},{"above_terrain":true,"airmass":4.75,"alt":11.89,"az":70.0,"t":"2026-05-09T20:55:00Z","terrain":1.22},{"above_terrain":true,"airmass":4.44,"alt":12.77,"az":70.7,"t":"2026-05-09T21:00:00Z","terrain":1.25},{"above_terrain":true,"airmass":4.17,"alt":13.66,"az":71.5,"t":"2026-05-09T21:05:00Z","terrain":1.23},{"above_terrain":true,"airmass":3.93,"alt":14.55,"az":72.3,"t":"2026-05-09T21:10:00Z","terrain":1.15},{"above_terrain":true,"airmass":3.71,"alt":15.44,"az":73.0,"t":"2026-05-09T21:15:00Z","terrain":0.98},{"above_terrain":true,"airmass":3.52,"alt":16.34,"az":73.8,"t":"2026-05-09T21:20:00Z","terrain":0.79},{"above_terrain":true,"airmass":3.34,"alt":17.24,"az":74.5,"t":"2026-05-09T21:25:00Z","terrain":0.68},{"above_terrain":true,"airmass":3.18,"alt":18.14,"az":75.3,"t":"2026-05-09T21:30:00Z","terrain":0.66},{"above_terrain":true,"airmass":3.04,"alt":19.05,"az":76.0,"t":"2026-05-09T21:35:00Z","terrain":0.72},{"above_terrain":true,"airmass":2.91,"alt":19.96,"az":76.8,"t":"2026-05-09T21:40:00Z","terrain":0.7},{"above_terrain":true,"airmass":2.79,"alt":20.87,"az":77.6,"t":"2026-05-09T21:45:00Z","terrain":0.66},{"above_terrain":true,"airmass":2.68,"alt":21.79,"az":78.3,"t":"2026-05-09T21:50:00Z","terrain":0.61},{"above_terrain":true,"airmass":2.58,"alt":22.7,"az":79.1,"t":"2026-05-09T21:55:00Z","terrain":0.56},{"above_terrain":true,"airmass":2.48,"alt":23.62,"az":79.8,"t":"2026-05-09T22:00:00Z","terrain":0.48},{"above_terrain":true,"airmass":2.4,"alt":24.55,"az":80.6,"t":"2026-05-09T22:05:00Z","terrain":0.59},{"above_terrain":true,"airmass":2.32,"alt":25.47,"az":81.4,"t":"2026-05-09T22:10:00Z","terrain":0.72},{"above_terrain":true,"airmass":2.24,"alt":26.4,"az":82.1,"t":"2026-05-09T22:15:00Z","terrain":0.76},{"above_terrain":true,"airmass":2.17,"alt":27.32,"az":82.9,"t":"2026-05-09T22:20:00Z","terrain":0.5},{"above_terrain":true,"airmass":2.11,"alt":28.25,"az":83.7,"t":"2026-05-09T22:25:00Z","terrain":0.41},{"above_terrain":true,"airmass":2.04,"alt":29.18,"az":84.5,"t":"2026-05-09T22:30:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.99,"alt":30.12,"az":85.2,"t":"2026-05-09T22:35:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.93,"alt":31.05,"az":86.0,"t":"2026-05-09T22:40:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.88,"alt":31.98,"az":86.8,"t":"2026-05-09T22:45:00Z","terrain":0.09},{"above_terrain":true,"airmass":1.84,"alt":32.92,"az":87.6,"t":"2026-05-09T22:50:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.79,"alt":33.85,"az":88.5,"t":"2026-05-09T22:55:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.75,"alt":34.79,"az":89.3,"t":"2026-05-09T23:00:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.71,"alt":35.73,"az":90.1,"t":"2026-05-09T23:05:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.67,"alt":36.66,"az":90.9,"t":"2026-05-09T23:10:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.64,"alt":37.6,"az":91.8,"t":"2026-05-09T23:15:00Z","terrain":0.06},{"above_terrain":true,"airmass":1.6,"alt":38.53,"az":92.7,"t":"2026-05-09T23:20:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.57,"alt":39.47,"az":93.5,"t":"2026-05-09T23:25:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.54,"alt":40.4,"az":94.4,"t":"2026-05-09T23:30:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.51,"alt":41.33,"az":95.3,"t":"2026-05-09T23:35:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.48,"alt":42.27,"az":96.2,"t":"2026-05-09T23:40:00Z","terrain":0.59},{"above_terrain":true,"airmass":1.46,"alt":43.19,"az":97.2,"t":"2026-05-09T23:45:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.43,"alt":44.12,"az":98.1,"t":"2026-05-09T23:50:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.41,"alt":45.05,"az":99.1,"t":"2026-05-09T23:55:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.39,"alt":45.97,"az":100.1,"t":"2026-05-10T00:00:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.37,"alt":46.89,"az":101.1,"t":"2026-05-10T00:05:00Z","terrain":0.07},{"above_terrain":true,"airmass":1.35,"alt":47.81,"az":102.1,"t":"2026-05-10T00:10:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.33,"alt":48.72,"az":103.2,"t":"2026-05-10T00:15:00Z","terrain":-0.17},{"above_terrain":true,"airmass":1.31,"alt":49.63,"az":104.3,"t":"2026-05-10T00:20:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.29,"alt":50.53,"az":105.4,"t":"2026-05-10T00:25:00Z","terrain":-0.39},{"above_terrain":true,"airmass":1.28,"alt":51.43,"az":106.6,"t":"2026-05-10T00:30:00Z","terrain":-0.62},{"above_terrain":true,"airmass":1.26,"alt":52.33,"az":107.8,"t":"2026-05-10T00:35:00Z","terrain":-0.85},{"above_terrain":true,"airmass":1.25,"alt":53.22,"az":109.0,"t":"2026-05-10T00:40:00Z","terrain":-1.19},{"above_terrain":true,"airmass":1.23,"alt":54.1,"az":110.2,"t":"2026-05-10T00:45:00Z","terrain":-1.19},{"above_terrain":true,"airmass":1.22,"alt":54.97,"az":111.5,"t":"2026-05-10T00:50:00Z","terrain":-1.36},{"above_terrain":true,"airmass":1.21,"alt":55.84,"az":112.9,"t":"2026-05-10T00:55:00Z","terrain":-1.43},{"above_terrain":true,"airmass":1.2,"alt":56.7,"az":114.3,"t":"2026-05-10T01:00:00Z","terrain":-1.59},{"above_terrain":true,"airmass":1.18,"alt":57.54,"az":115.7,"t":"2026-05-10T01:05:00Z","terrain":-1.48},{"above_terrain":true,"airmass":1.17,"alt":58.38,"az":117.2,"t":"2026-05-10T01:10:00Z","terrain":-1.58},{"above_terrain":true,"airmass":1.16,"alt":59.21,"az":118.8,"t":"2026-05-10T01:15:00Z","terrain":-1.47},{"above_terrain":true,"airmass":1.15,"alt":60.02,"az":120.4,"t":"2026-05-10T01:20:00Z","terrain":-1.24},{"above_terrain":true,"airmass":1.14,"alt":60.82,"az":122.1,"t":"2026-05-10T01:25:00Z","terrain":-1.21},{"above_terrain":true,"airmass":1.14,"alt":61.61,"az":123.9,"t":"2026-05-10T01:30:00Z","terrain":-1.47},{"above_terrain":true,"airmass":1.13,"alt":62.38,"az":125.7,"t":"2026-05-10T01:35:00Z","terrain":-1.61},{"above_terrain":true,"airmass":1.12,"alt":63.13,"az":127.6,"t":"2026-05-10T01:40:00Z","terrain":-1.46},{"above_terrain":true,"airmass":1.11,"alt":63.86,"az":129.6,"t":"2026-05-10T01:45:00Z","terrain":-1.4},{"above_terrain":true,"airmass":1.11,"alt":64.57,"az":131.7,"t":"2026-05-10T01:50:00Z","terrain":-1.65},{"above_terrain":true,"airmass":1.1,"alt":65.26,"az":133.9,"t":"2026-05-10T01:55:00Z","terrain":-1.55},{"above_terrain":true,"airmass":1.09,"alt":65.92,"az":136.2,"t":"2026-05-10T02:00:00Z","terrain":-1.2},{"above_terrain":true,"airmass":1.09,"alt":66.55,"az":138.6,"t":"2026-05-10T02:05:00Z","terrain":-1.26},{"above_terrain":true,"airmass":1.08,"alt":67.15,"az":141.1,"t":"2026-05-10T02:10:00Z","terrain":-1.13},{"above_terrain":true,"airmass":1.08,"alt":67.72,"az":143.7,"t":"2026-05-10T02:15:00Z","terrain":-1.34},{"above_terrain":true,"airmass":1.08,"alt":68.26,"az":146.5,"t":"2026-05-10T02:20:00Z","terrain":-1.41},{"above_terrain":true,"airmass":1.07,"alt":68.76,"az":149.3,"t":"2026-05-10T02:25:00Z","terrain":-1.36},{"above_terrain":true,"airmass":1.07,"alt":69.21,"az":152.3,"t":"2026-05-10T02:30:00Z","terrain":-1.17},{"above_terrain":true,"airmass":1.07,"alt":69.63,"az":155.3,"t":"2026-05-10T02:35:00Z","terrain":-1.14},{"above_terrain":true,"airmass":1.06,"alt":69.99,"az":158.5,"t":"2026-05-10T02:40:00Z","terrain":-1.2},{"above_terrain":true,"airmass":1.06,"alt":70.31,"az":161.8,"t":"2026-05-10T02:45:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.06,"alt":70.58,"az":165.2,"t":"2026-05-10T02:50:00Z","terrain":-1.37},{"above_terrain":true,"airmass":1.06,"alt":70.79,"az":168.6,"t":"2026-05-10T02:55:00Z","terrain":-0.87},{"above_terrain":true,"airmass":1.06,"alt":70.95,"az":172.1,"t":"2026-05-10T03:00:00Z","terrain":-0.57},{"above_terrain":true,"airmass":1.06,"alt":71.05,"az":175.6,"t":"2026-05-10T03:05:00Z","terrain":-0.43},{"above_terrain":true,"airmass":1.06,"alt":71.09,"az":179.2,"t":"2026-05-10T03:10:00Z","terrain":-0.45},{"above_terrain":true,"airmass":1.06,"alt":71.07,"az":182.7,"t":"2026-05-10T03:15:00Z","terrain":-0.63},{"above_terrain":true,"airmass":1.06,"alt":71.0,"az":186.3,"t":"2026-05-10T03:20:00Z","terrain":-0.7},{"above_terrain":true,"airmass":1.06,"alt":70.87,"az":189.8,"t":"2026-05-10T03:25:00Z","terrain":-0.57},{"above_terrain":true,"airmass":1.06,"alt":70.68,"az":193.3,"t":"2026-05-10T03:30:00Z","terrain":-0.46},{"above_terrain":true,"airmass":1.06,"alt":70.44,"az":196.7,"t":"2026-05-10T03:35:00Z","terrain":-0.5},{"above_terrain":true,"airmass":1.06,"alt":70.15,"az":200.0,"t":"2026-05-10T03:40:00Z","terrain":-0.25},{"above_terrain":true,"airmass":1.07,"alt":69.8,"az":203.2,"t":"2026-05-10T03:45:00Z","terrain":-0.62},{"above_terrain":true,"airmass":1.07,"alt":69.41,"az":206.3,"t":"2026-05-10T03:50:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.07,"alt":68.97,"az":209.3,"t":"2026-05-10T03:55:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.07,"alt":68.49,"az":212.2,"t":"2026-05-10T04:00:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.08,"alt":67.97,"az":215.0,"t":"2026-05-10T04:05:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.08,"alt":67.42,"az":217.7,"t":"2026-05-10T04:10:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.09,"alt":66.83,"az":220.3,"t":"2026-05-10T04:15:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.09,"alt":66.21,"az":222.7,"t":"2026-05-10T04:20:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.1,"alt":65.56,"az":225.0,"t":"2026-05-10T04:25:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.1,"alt":64.89,"az":227.3,"t":"2026-05-10T04:30:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.11,"alt":64.19,"az":229.4,"t":"2026-05-10T04:35:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.12,"alt":63.47,"az":231.5,"t":"2026-05-10T04:40:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.12,"alt":62.72,"az":233.4,"t":"2026-05-10T04:45:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.13,"alt":61.96,"az":235.3,"t":"2026-05-10T04:50:00Z","terrain":0.92},{"above_terrain":true,"airmass":1.14,"alt":61.19,"az":237.1,"t":"2026-05-10T04:55:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.15,"alt":60.39,"az":238.8,"t":"2026-05-10T05:00:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.16,"alt":59.58,"az":240.5,"t":"2026-05-10T05:05:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.17,"alt":58.76,"az":242.1,"t":"2026-05-10T05:10:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.18,"alt":57.93,"az":243.6,"t":"2026-05-10T05:15:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.19,"alt":57.09,"az":245.1,"t":"2026-05-10T05:20:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.2,"alt":56.23,"az":246.5,"t":"2026-05-10T05:25:00Z","terrain":1.1},{"above_terrain":true,"airmass":1.21,"alt":55.37,"az":247.8,"t":"2026-05-10T05:30:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.23,"alt":54.5,"az":249.2,"t":"2026-05-10T05:35:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.24,"alt":53.62,"az":250.4,"t":"2026-05-10T05:40:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.26,"alt":52.74,"az":251.7,"t":"2026-05-10T05:45:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.27,"alt":51.85,"az":252.9,"t":"2026-05-10T05:50:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.29,"alt":50.95,"az":254.1,"t":"2026-05-10T05:55:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.3,"alt":50.05,"az":255.2,"t":"2026-05-10T06:00:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.32,"alt":49.14,"az":256.3,"t":"2026-05-10T06:05:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.34,"alt":48.23,"az":257.4,"t":"2026-05-10T06:10:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.36,"alt":47.31,"az":258.4,"t":"2026-05-10T06:15:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.38,"alt":46.39,"az":259.4,"t":"2026-05-10T06:20:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.4,"alt":45.47,"az":260.4,"t":"2026-05-10T06:25:00Z","terrain":0.68},{"above_terrain":true,"airmass":1.42,"alt":44.55,"az":261.4,"t":"2026-05-10T06:30:00Z","terrain":0.9},{"above_terrain":true,"airmass":1.45,"alt":43.62,"az":262.4,"t":"2026-05-10T06:35:00Z","terrain":0.91},{"above_terrain":true,"airmass":1.47,"alt":42.69,"az":263.3,"t":"2026-05-10T06:40:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.5,"alt":41.76,"az":264.3,"t":"2026-05-10T06:45:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.53,"alt":40.83,"az":265.2,"t":"2026-05-10T06:50:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.56,"alt":39.9,"az":266.1,"t":"2026-05-10T06:55:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.59,"alt":38.96,"az":266.9,"t":"2026-05-10T07:00:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.62,"alt":38.03,"az":267.8,"t":"2026-05-10T07:05:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.66,"alt":37.09,"az":268.7,"t":"2026-05-10T07:10:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.69,"alt":36.16,"az":269.5,"t":"2026-05-10T07:15:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.73,"alt":35.22,"az":270.3,"t":"2026-05-10T07:20:00Z","terrain":0.86},{"above_terrain":true,"airmass":1.77,"alt":34.28,"az":271.2,"t":"2026-05-10T07:25:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.81,"alt":33.35,"az":272.0,"t":"2026-05-10T07:30:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.86,"alt":32.41,"az":272.8,"t":"2026-05-10T07:35:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.91,"alt":31.48,"az":273.6,"t":"2026-05-10T07:40:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.96,"alt":30.55,"az":274.4,"t":"2026-05-10T07:45:00Z","terrain":0.02},{"above_terrain":true,"airmass":2.02,"alt":29.61,"az":275.2,"t":"2026-05-10T07:50:00Z","terrain":0.07},{"above_terrain":true,"airmass":2.08,"alt":28.68,"az":276.0,"t":"2026-05-10T07:55:00Z","terrain":-0.01},{"above_terrain":true,"airmass":2.14,"alt":27.75,"az":276.7,"t":"2026-05-10T08:00:00Z","terrain":-0.11},{"above_terrain":true,"airmass":2.21,"alt":26.82,"az":277.5,"t":"2026-05-10T08:05:00Z","terrain":-0.11},{"above_terrain":true,"airmass":2.28,"alt":25.9,"az":278.3,"t":"2026-05-10T08:10:00Z","terrain":-0.06},{"above_terrain":true,"airmass":2.36,"alt":24.97,"az":279.1,"t":"2026-05-10T08:15:00Z","terrain":-0.03},{"above_terrain":true,"airmass":2.44,"alt":24.05,"az":279.8,"t":"2026-05-10T08:20:00Z","terrain":-0.11},{"above_terrain":true,"airmass":2.53,"alt":23.13,"az":280.6,"t":"2026-05-10T08:25:00Z","terrain":-0.04},{"above_terrain":true,"airmass":2.63,"alt":22.21,"az":281.3,"t":"2026-05-10T08:30:00Z","terrain":-0.02},{"above_terrain":true,"airmass":2.74,"alt":21.29,"az":282.1,"t":"2026-05-10T08:35:00Z","terrain":-0.12},{"above_terrain":true,"airmass":2.85,"alt":20.38,"az":282.8,"t":"2026-05-10T08:40:00Z","terrain":-0.03},{"above_terrain":true,"airmass":2.98,"alt":19.47,"az":283.6,"t":"2026-05-10T08:45:00Z","terrain":0.07},{"above_terrain":true,"airmass":3.12,"alt":18.56,"az":284.4,"t":"2026-05-10T08:50:00Z","terrain":0.16},{"above_terrain":true,"airmass":3.27,"alt":17.65,"az":285.1,"t":"2026-05-10T08:55:00Z","terrain":0.23},{"above_terrain":true,"airmass":3.43,"alt":16.75,"az":285.9,"t":"2026-05-10T09:00:00Z","terrain":0.22}],"transit":{"airmass":1.06,"alt":71.1,"az":179.2,"t":"2026-05-10T03:10:00Z"},"usable_hours":3.5,"verdict":"marginal","zenith_passage":false},"warnings":[]}