{"assessment":{"best_window":{"end":"2025-05-09T01:00Z","end_local":"04:00","hours":2.58,"label":"good","mean_quality":0.72,"start":"2025-05-08T22:25Z","start_local":"01:25"},"cost":{"altitude":3.49,"clouds":0.86,"darkness":1.4,"moon":0.35},"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":19,"high":1,"iso":"2025-05-08T18:00Z","label":"unusable","low":0,"mid":19,"moon_alt":40,"precip":0.0,"q":0.0,"rh":79,"sky":"nautical twilight","temp":7.7,"time":"21:00","wind":7.5},{"alt":-7,"cloud":33,"high":17,"iso":"2025-05-08T19:00Z","label":"unusable","low":0,"mid":19,"moon_alt":44,"precip":0.0,"q":0.0,"rh":82,"sky":"astronomical twilight","temp":7.1,"time":"22:00","wind":9.0},{"alt":2,"cloud":28,"high":27,"iso":"2025-05-08T20:00Z","label":"unusable","low":0,"mid":1,"moon_alt":44,"precip":0.0,"q":0.0,"rh":82,"sky":"night","temp":6.6,"time":"23:00","wind":8.6},{"alt":12,"cloud":2,"high":2,"iso":"2025-05-08T21:00Z","label":"unusable","low":0,"mid":0,"moon_alt":40,"precip":0.0,"q":0.0,"rh":83,"sky":"night","temp":6.3,"time":"00:00","wind":8.8},{"alt":23,"cloud":1,"high":0,"iso":"2025-05-08T22:00Z","label":"marginal","low":0,"mid":0,"moon_alt":34,"precip":0.0,"q":0.44,"rh":86,"sky":"night","temp":5.9,"time":"01:00","wind":8.0},{"alt":34,"cloud":0,"high":0,"iso":"2025-05-08T23:00Z","label":"good","low":0,"mid":0,"moon_alt":25,"precip":0.0,"q":0.72,"rh":88,"sky":"night","temp":5.2,"time":"02:00","wind":7.4},{"alt":45,"cloud":13,"high":13,"iso":"2025-05-09T00:00Z","label":"good","low":0,"mid":0,"moon_alt":15,"precip":0.0,"q":0.68,"rh":91,"sky":"night","temp":4.0,"time":"03:00","wind":4.8},{"alt":56,"cloud":97,"high":97,"iso":"2025-05-09T01:00Z","label":"unusable","low":26,"mid":0,"moon_alt":4,"precip":0.0,"q":0.0,"rh":86,"sky":"night","temp":3.9,"time":"04:00","wind":5.2},{"alt":66,"cloud":94,"high":90,"iso":"2025-05-09T02:00Z","label":"unusable","low":43,"mid":0,"moon_alt":-7,"precip":0.0,"q":0.0,"rh":94,"sky":"nautical twilight","temp":3.4,"time":"05:00","wind":5.0},{"alt":71,"cloud":98,"high":97,"iso":"2025-05-09T03:00Z","label":"unusable","low":25,"mid":0,"moon_alt":-18,"precip":0.0,"q":0.0,"rh":98,"sky":"civil twilight","temp":2.4,"time":"06:00","wind":5.6}],"peak_quality":0.79,"peak_sky":0.9,"quality_hours":2.17,"reasons":["the target being low or below 20\u00b0 cost 3.5 quality-hours","daylight and twilight cost 1.4 quality-hours","cloud cover cost 0.9 quality-hours","moonlight cost 0.4 quality-hours"],"reference_hours":4.0,"score":49,"score_astronomy":68,"score_weather":72,"sky_hours":3.03,"verdict":"marginal","verdict_astronomy":"marginal","weather_known":true,"windows":[{"end":"2025-05-08T21:45Z","end_local":"00:45","hours":4.33,"label":"unusable","mean_quality":0.0,"start":"2025-05-08T17:25Z","start_local":"20:25"},{"end":"2025-05-08T22:25Z","end_local":"01:25","hours":0.67,"label":"marginal","mean_quality":0.46,"start":"2025-05-08T21:45Z","start_local":"00:45"},{"end":"2025-05-09T01:00Z","end_local":"04:00","hours":2.58,"label":"good","mean_quality":0.72,"start":"2025-05-08T22:25Z","start_local":"01:25"},{"end":"2025-05-09T03:10Z","end_local":"06:10","hours":2.17,"label":"unusable","mean_quality":0.0,"start":"2025-05-09T01:00Z","start_local":"04:00"}]},"calculation_version":"2026-10-10.1","forecast":[{"cloud":51,"dark":false,"high":8,"local":"20:00","low":0,"mid":47,"precip":0.0,"rh":70,"temp":9.8,"time":"2025-05-08T17:00Z","wind":8.4},{"cloud":19,"dark":false,"high":1,"local":"21:00","low":0,"mid":19,"precip":0.0,"rh":79,"temp":7.7,"time":"2025-05-08T18:00Z","wind":7.5},{"cloud":33,"dark":false,"high":17,"local":"22:00","low":0,"mid":19,"precip":0.0,"rh":82,"temp":7.1,"time":"2025-05-08T19:00Z","wind":9.0},{"cloud":28,"dark":true,"high":27,"local":"23:00","low":0,"mid":1,"precip":0.0,"rh":82,"temp":6.6,"time":"2025-05-08T20:00Z","wind":8.6},{"cloud":2,"dark":true,"high":2,"local":"00:00","low":0,"mid":0,"precip":0.0,"rh":83,"temp":6.3,"time":"2025-05-08T21:00Z","wind":8.8},{"cloud":1,"dark":true,"high":0,"local":"01:00","low":0,"mid":0,"precip":0.0,"rh":86,"temp":5.9,"time":"2025-05-08T22:00Z","wind":8.0},{"cloud":0,"dark":true,"high":0,"local":"02:00","low":0,"mid":0,"precip":0.0,"rh":88,"temp":5.2,"time":"2025-05-08T23:00Z","wind":7.4},{"cloud":13,"dark":true,"high":13,"local":"03:00","low":0,"mid":0,"precip":0.0,"rh":91,"temp":4.0,"time":"2025-05-09T00:00Z","wind":4.8},{"cloud":97,"dark":true,"high":97,"local":"04:00","low":26,"mid":0,"precip":0.0,"rh":86,"temp":3.9,"time":"2025-05-09T01:00Z","wind":5.2},{"cloud":94,"dark":false,"high":90,"local":"05:00","low":43,"mid":0,"precip":0.0,"rh":94,"temp":3.4,"time":"2025-05-09T02:00Z","wind":5.0},{"cloud":98,"dark":false,"high":97,"local":"06:00","low":25,"mid":0,"precip":0.0,"rh":98,"temp":2.4,"time":"2025-05-09T03:00Z","wind":5.6},{"cloud":100,"dark":false,"high":100,"local":"07:00","low":4,"mid":31,"precip":0.0,"rh":93,"temp":2.9,"time":"2025-05-09T04:00Z","wind":6.1}],"forecast_source":"history","forecast_updated_at":"2026-10-24T23:40:49Z","limits":{"good_alt":30.0,"usable_alt":20.0},"night":{"dark_from":"2025-05-08T19:18:51Z","dark_hours":5.95,"dark_to":"2025-05-09T01:15:45Z","moon":{"illumination":0.877,"phase":"waxing gibbous","waxing":true},"moon_free_dark_hours":0.0,"moonrise":"2025-05-08T13:37:41Z","moonset":"2025-05-09T01:21:41Z","sunrise":"2025-05-09T03:07:45Z","sunset":"2025-05-08T17:26:49Z","twilight":{"astronomical":{"end":"2025-05-08T19:18:51Z","start":"2025-05-09T01:15:45Z"},"civil":{"end":"2025-05-08T17:57:53Z","start":"2025-05-09T02:36:41Z"},"nautical":{"end":"2025-05-08T18:36:18Z","start":"2025-05-09T01:58:17Z"}},"window_end":"2025-05-09T09:00:00Z","window_start":"2025-05-08T09:00:00Z"},"night_date":"2025-05-08","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.17,"alt":58.7,"t":"2025-05-09T01:15:00Z"},"dec":22.71085365,"dec_of_date":22.7821,"dec_str":"+22\u00b0 42' 39.1\"","good_hours":2.67,"limit_rise":"2025-05-08T21:43:10Z","limit_set":"2025-05-09T08:44:59Z","max_az_rate_deg_per_min":0.71,"moon_separation":113.3,"never_rises":false,"ra":300.18213726,"ra_of_date":300.4559,"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, 3.6 h above 20\u00b0 \u2014 usable, at high airmass.","terrain":{"available":true,"behind_at":"2025-05-08T10:42:51Z","blocked_dark_hours":0,"clears_at":"2025-05-08T19:54:41Z","rise_az":284.8},"track":[{"above_terrain":true,"airmass":3.21,"alt":17.99,"az":284.8,"t":"2025-05-08T09:00:00Z","terrain":0.21},{"above_terrain":true,"airmass":3.37,"alt":17.09,"az":285.6,"t":"2025-05-08T09:05:00Z","terrain":0.22},{"above_terrain":true,"airmass":3.55,"alt":16.19,"az":286.3,"t":"2025-05-08T09:10:00Z","terrain":0.27},{"above_terrain":true,"airmass":3.74,"alt":15.29,"az":287.1,"t":"2025-05-08T09:15:00Z","terrain":0.35},{"above_terrain":true,"airmass":3.96,"alt":14.4,"az":287.9,"t":"2025-05-08T09:20:00Z","terrain":0.2},{"above_terrain":true,"airmass":4.21,"alt":13.51,"az":288.6,"t":"2025-05-08T09:25:00Z","terrain":0.18},{"above_terrain":true,"airmass":4.49,"alt":12.62,"az":289.4,"t":"2025-05-08T09:30:00Z","terrain":0.22},{"above_terrain":true,"airmass":4.81,"alt":11.74,"az":290.2,"t":"2025-05-08T09:35:00Z","terrain":0.32},{"above_terrain":true,"airmass":5.17,"alt":10.87,"az":290.9,"t":"2025-05-08T09:40:00Z","terrain":0.47},{"above_terrain":true,"airmass":5.59,"alt":9.99,"az":291.7,"t":"2025-05-08T09:45:00Z","terrain":0.53},{"above_terrain":true,"airmass":6.08,"alt":9.13,"az":292.5,"t":"2025-05-08T09:50:00Z","terrain":0.42},{"above_terrain":true,"airmass":6.66,"alt":8.26,"az":293.2,"t":"2025-05-08T09:55:00Z","terrain":0.27},{"above_terrain":true,"airmass":7.35,"alt":7.41,"az":294.0,"t":"2025-05-08T10:00:00Z","terrain":0.25},{"above_terrain":true,"airmass":8.19,"alt":6.55,"az":294.8,"t":"2025-05-08T10:05:00Z","terrain":0.23},{"above_terrain":true,"airmass":9.23,"alt":5.71,"az":295.6,"t":"2025-05-08T10:10:00Z","terrain":0.29},{"above_terrain":true,"airmass":10.54,"alt":4.87,"az":296.4,"t":"2025-05-08T10:15:00Z","terrain":0.3},{"above_terrain":true,"airmass":12.23,"alt":4.03,"az":297.2,"t":"2025-05-08T10:20:00Z","terrain":0.23},{"above_terrain":true,"airmass":14.48,"alt":3.2,"az":298.0,"t":"2025-05-08T10:25:00Z","terrain":0.12},{"above_terrain":true,"airmass":17.59,"alt":2.38,"az":298.8,"t":"2025-05-08T10:30:00Z","terrain":0.16},{"above_terrain":true,"airmass":22.03,"alt":1.56,"az":299.6,"t":"2025-05-08T10:35:00Z","terrain":0.3},{"above_terrain":true,"airmass":28.65,"alt":0.75,"az":300.5,"t":"2025-05-08T10:40:00Z","terrain":0.35},{"above_terrain":false,"airmass":null,"alt":-0.05,"az":301.3,"t":"2025-05-08T10:45:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-0.85,"az":302.1,"t":"2025-05-08T10:50:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-1.64,"az":303.0,"t":"2025-05-08T10:55:00Z","terrain":-0.22},{"above_terrain":false,"airmass":null,"alt":-2.42,"az":303.8,"t":"2025-05-08T11:00:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-3.19,"az":304.7,"t":"2025-05-08T11:05:00Z","terrain":-0.23},{"above_terrain":false,"airmass":null,"alt":-3.96,"az":305.6,"t":"2025-05-08T11:10:00Z","terrain":-0.22},{"above_terrain":false,"airmass":null,"alt":-4.72,"az":306.4,"t":"2025-05-08T11:15:00Z","terrain":-0.02},{"above_terrain":false,"airmass":null,"alt":-5.46,"az":307.3,"t":"2025-05-08T11:20:00Z","terrain":0.22},{"above_terrain":false,"airmass":null,"alt":-6.2,"az":308.2,"t":"2025-05-08T11:25:00Z","terrain":0.29},{"above_terrain":false,"airmass":null,"alt":-6.94,"az":309.1,"t":"2025-05-08T11:30:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-7.66,"az":310.0,"t":"2025-05-08T11:35:00Z","terrain":0.22},{"above_terrain":false,"airmass":null,"alt":-8.37,"az":310.9,"t":"2025-05-08T11:40:00Z","terrain":0.35},{"above_terrain":false,"airmass":null,"alt":-9.07,"az":311.9,"t":"2025-05-08T11:45:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-9.76,"az":312.8,"t":"2025-05-08T11:50:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-10.44,"az":313.7,"t":"2025-05-08T11:55:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-11.11,"az":314.7,"t":"2025-05-08T12:00:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-11.77,"az":315.7,"t":"2025-05-08T12:05:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-12.42,"az":316.7,"t":"2025-05-08T12:10:00Z","terrain":0.36},{"above_terrain":false,"airmass":null,"alt":-13.06,"az":317.6,"t":"2025-05-08T12:15:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-13.68,"az":318.6,"t":"2025-05-08T12:20:00Z","terrain":0.03},{"above_terrain":false,"airmass":null,"alt":-14.3,"az":319.7,"t":"2025-05-08T12:25:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-14.9,"az":320.7,"t":"2025-05-08T12:30:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-15.48,"az":321.7,"t":"2025-05-08T12:35:00Z","terrain":0.09},{"above_terrain":false,"airmass":null,"alt":-16.06,"az":322.7,"t":"2025-05-08T12:40:00Z","terrain":0.11},{"above_terrain":false,"airmass":null,"alt":-16.62,"az":323.8,"t":"2025-05-08T12:45:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-17.16,"az":324.9,"t":"2025-05-08T12:50:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-17.69,"az":325.9,"t":"2025-05-08T12:55:00Z","terrain":-0.24},{"above_terrain":false,"airmass":null,"alt":-18.21,"az":327.0,"t":"2025-05-08T13:00:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-18.71,"az":328.1,"t":"2025-05-08T13:05:00Z","terrain":-0.22},{"above_terrain":false,"airmass":null,"alt":-19.2,"az":329.2,"t":"2025-05-08T13:10:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-19.67,"az":330.4,"t":"2025-05-08T13:15:00Z","terrain":-0.36},{"above_terrain":false,"airmass":null,"alt":-20.12,"az":331.5,"t":"2025-05-08T13:20:00Z","terrain":-0.27},{"above_terrain":false,"airmass":null,"alt":-20.56,"az":332.6,"t":"2025-05-08T13:25:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-20.98,"az":333.8,"t":"2025-05-08T13:30:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-21.39,"az":334.9,"t":"2025-05-08T13:35:00Z","terrain":-0.57},{"above_terrain":false,"airmass":null,"alt":-21.78,"az":336.1,"t":"2025-05-08T13:40:00Z","terrain":-0.82},{"above_terrain":false,"airmass":null,"alt":-22.15,"az":337.3,"t":"2025-05-08T13:45:00Z","terrain":-0.66},{"above_terrain":false,"airmass":null,"alt":-22.5,"az":338.5,"t":"2025-05-08T13:50:00Z","terrain":-0.6},{"above_terrain":false,"airmass":null,"alt":-22.83,"az":339.7,"t":"2025-05-08T13:55:00Z","terrain":-0.6},{"above_terrain":false,"airmass":null,"alt":-23.15,"az":340.9,"t":"2025-05-08T14:00:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-23.45,"az":342.1,"t":"2025-05-08T14:05:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-23.73,"az":343.3,"t":"2025-05-08T14:10:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-23.98,"az":344.6,"t":"2025-05-08T14:15:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-24.22,"az":345.8,"t":"2025-05-08T14:20:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-24.44,"az":347.0,"t":"2025-05-08T14:25:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-24.64,"az":348.3,"t":"2025-05-08T14:30:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-24.82,"az":349.5,"t":"2025-05-08T14:35:00Z","terrain":0.08},{"above_terrain":false,"airmass":null,"alt":-24.98,"az":350.8,"t":"2025-05-08T14:40:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-25.12,"az":352.1,"t":"2025-05-08T14:45:00Z","terrain":0.29},{"above_terrain":false,"airmass":null,"alt":-25.24,"az":353.3,"t":"2025-05-08T14:50:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-25.34,"az":354.6,"t":"2025-05-08T14:55:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-25.42,"az":355.9,"t":"2025-05-08T15:00:00Z","terrain":0.74},{"above_terrain":false,"airmass":null,"alt":-25.47,"az":357.2,"t":"2025-05-08T15:05:00Z","terrain":0.73},{"above_terrain":false,"airmass":null,"alt":-25.51,"az":358.5,"t":"2025-05-08T15:10:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-25.52,"az":359.7,"t":"2025-05-08T15:15:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-25.52,"az":1.0,"t":"2025-05-08T15:20:00Z","terrain":0.37},{"above_terrain":false,"airmass":null,"alt":-25.49,"az":2.3,"t":"2025-05-08T15:25:00Z","terrain":0.05},{"above_terrain":false,"airmass":null,"alt":-25.44,"az":3.6,"t":"2025-05-08T15:30:00Z","terrain":-0.22},{"above_terrain":false,"airmass":null,"alt":-25.37,"az":4.8,"t":"2025-05-08T15:35:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-25.29,"az":6.1,"t":"2025-05-08T15:40:00Z","terrain":-0.57},{"above_terrain":false,"airmass":null,"alt":-25.18,"az":7.4,"t":"2025-05-08T15:45:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-25.04,"az":8.7,"t":"2025-05-08T15:50:00Z","terrain":-0.58},{"above_terrain":false,"airmass":null,"alt":-24.89,"az":9.9,"t":"2025-05-08T15:55:00Z","terrain":-0.6},{"above_terrain":false,"airmass":null,"alt":-24.72,"az":11.2,"t":"2025-05-08T16:00:00Z","terrain":-0.36},{"above_terrain":false,"airmass":null,"alt":-24.53,"az":12.4,"t":"2025-05-08T16:05:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-24.32,"az":13.7,"t":"2025-05-08T16:10:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-24.09,"az":14.9,"t":"2025-05-08T16:15:00Z","terrain":0.39},{"above_terrain":false,"airmass":null,"alt":-23.84,"az":16.2,"t":"2025-05-08T16:20:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-23.57,"az":17.4,"t":"2025-05-08T16:25:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-23.28,"az":18.6,"t":"2025-05-08T16:30:00Z","terrain":0.58},{"above_terrain":false,"airmass":null,"alt":-22.97,"az":19.8,"t":"2025-05-08T16:35:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-22.64,"az":21.0,"t":"2025-05-08T16:40:00Z","terrain":0.7},{"above_terrain":false,"airmass":null,"alt":-22.3,"az":22.2,"t":"2025-05-08T16:45:00Z","terrain":1.03},{"above_terrain":false,"airmass":null,"alt":-21.94,"az":23.4,"t":"2025-05-08T16:50:00Z","terrain":1.06},{"above_terrain":false,"airmass":null,"alt":-21.55,"az":24.6,"t":"2025-05-08T16:55:00Z","terrain":1.09},{"above_terrain":false,"airmass":null,"alt":-21.16,"az":25.7,"t":"2025-05-08T17:00:00Z","terrain":1.31},{"above_terrain":false,"airmass":null,"alt":-20.74,"az":26.9,"t":"2025-05-08T17:05:00Z","terrain":1.29},{"above_terrain":false,"airmass":null,"alt":-20.31,"az":28.0,"t":"2025-05-08T17:10:00Z","terrain":1.18},{"above_terrain":false,"airmass":null,"alt":-19.86,"az":29.2,"t":"2025-05-08T17:15:00Z","terrain":1.03},{"above_terrain":false,"airmass":null,"alt":-19.4,"az":30.3,"t":"2025-05-08T17:20:00Z","terrain":1.2},{"above_terrain":false,"airmass":null,"alt":-18.92,"az":31.4,"t":"2025-05-08T17:25:00Z","terrain":1.32},{"above_terrain":false,"airmass":null,"alt":-18.42,"az":32.5,"t":"2025-05-08T17:30:00Z","terrain":1.16},{"above_terrain":false,"airmass":null,"alt":-17.91,"az":33.6,"t":"2025-05-08T17:35:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-17.39,"az":34.7,"t":"2025-05-08T17:40:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-16.85,"az":35.8,"t":"2025-05-08T17:45:00Z","terrain":0.03},{"above_terrain":false,"airmass":null,"alt":-16.29,"az":36.8,"t":"2025-05-08T17:50:00Z","terrain":-0.07},{"above_terrain":false,"airmass":null,"alt":-15.73,"az":37.9,"t":"2025-05-08T17:55:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-15.14,"az":38.9,"t":"2025-05-08T18:00:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-14.55,"az":39.9,"t":"2025-05-08T18:05:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-13.94,"az":40.9,"t":"2025-05-08T18:10:00Z","terrain":0.02},{"above_terrain":false,"airmass":null,"alt":-13.32,"az":41.9,"t":"2025-05-08T18:15:00Z","terrain":0.11},{"above_terrain":false,"airmass":null,"alt":-12.69,"az":42.9,"t":"2025-05-08T18:20:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-12.05,"az":43.9,"t":"2025-05-08T18:25:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-11.39,"az":44.9,"t":"2025-05-08T18:30:00Z","terrain":0.56},{"above_terrain":false,"airmass":null,"alt":-10.73,"az":45.8,"t":"2025-05-08T18:35:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-10.05,"az":46.8,"t":"2025-05-08T18:40:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-9.36,"az":47.7,"t":"2025-05-08T18:45:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-8.67,"az":48.7,"t":"2025-05-08T18:50:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-7.96,"az":49.6,"t":"2025-05-08T18:55:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-7.24,"az":50.5,"t":"2025-05-08T19:00:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-6.51,"az":51.4,"t":"2025-05-08T19:05:00Z","terrain":0.57},{"above_terrain":false,"airmass":null,"alt":-5.78,"az":52.3,"t":"2025-05-08T19:10:00Z","terrain":0.7},{"above_terrain":false,"airmass":null,"alt":-5.03,"az":53.2,"t":"2025-05-08T19:15:00Z","terrain":0.87},{"above_terrain":false,"airmass":null,"alt":-4.28,"az":54.1,"t":"2025-05-08T19:20:00Z","terrain":1.01},{"above_terrain":false,"airmass":null,"alt":-3.52,"az":55.0,"t":"2025-05-08T19:25:00Z","terrain":1.08},{"above_terrain":false,"airmass":null,"alt":-2.75,"az":55.8,"t":"2025-05-08T19:30:00Z","terrain":1.06},{"above_terrain":false,"airmass":null,"alt":-1.97,"az":56.7,"t":"2025-05-08T19:35:00Z","terrain":1.06},{"above_terrain":false,"airmass":null,"alt":-1.18,"az":57.5,"t":"2025-05-08T19:40:00Z","terrain":1.16},{"above_terrain":false,"airmass":null,"alt":-0.39,"az":58.4,"t":"2025-05-08T19:45:00Z","terrain":1.24},{"above_terrain":false,"airmass":32.39,"alt":0.41,"az":59.2,"t":"2025-05-08T19:50:00Z","terrain":1.2},{"above_terrain":true,"airmass":24.49,"alt":1.22,"az":60.0,"t":"2025-05-08T19:55:00Z","terrain":1.17},{"above_terrain":true,"airmass":19.26,"alt":2.03,"az":60.8,"t":"2025-05-08T20:00:00Z","terrain":1.1},{"above_terrain":true,"airmass":15.67,"alt":2.85,"az":61.7,"t":"2025-05-08T20:05:00Z","terrain":1.04},{"above_terrain":true,"airmass":13.1,"alt":3.68,"az":62.5,"t":"2025-05-08T20:10:00Z","terrain":0.96},{"above_terrain":true,"airmass":11.2,"alt":4.51,"az":63.3,"t":"2025-05-08T20:15:00Z","terrain":0.87},{"above_terrain":true,"airmass":9.74,"alt":5.35,"az":64.1,"t":"2025-05-08T20:20:00Z","terrain":0.77},{"above_terrain":true,"airmass":8.6,"alt":6.2,"az":64.9,"t":"2025-05-08T20:25:00Z","terrain":0.77},{"above_terrain":true,"airmass":7.68,"alt":7.05,"az":65.6,"t":"2025-05-08T20:30:00Z","terrain":0.81},{"above_terrain":true,"airmass":6.93,"alt":7.9,"az":66.4,"t":"2025-05-08T20:35:00Z","terrain":0.87},{"above_terrain":true,"airmass":6.31,"alt":8.76,"az":67.2,"t":"2025-05-08T20:40:00Z","terrain":0.94},{"above_terrain":true,"airmass":5.79,"alt":9.63,"az":68.0,"t":"2025-05-08T20:45:00Z","terrain":0.99},{"above_terrain":true,"airmass":5.34,"alt":10.5,"az":68.8,"t":"2025-05-08T20:50:00Z","terrain":1.04},{"above_terrain":true,"airmass":4.95,"alt":11.37,"az":69.5,"t":"2025-05-08T20:55:00Z","terrain":1.14},{"above_terrain":true,"airmass":4.62,"alt":12.25,"az":70.3,"t":"2025-05-08T21:00:00Z","terrain":1.23},{"above_terrain":true,"airmass":4.32,"alt":13.13,"az":71.1,"t":"2025-05-08T21:05:00Z","terrain":1.26},{"above_terrain":true,"airmass":4.06,"alt":14.02,"az":71.8,"t":"2025-05-08T21:10:00Z","terrain":1.21},{"above_terrain":true,"airmass":3.83,"alt":14.91,"az":72.6,"t":"2025-05-08T21:15:00Z","terrain":1.08},{"above_terrain":true,"airmass":3.63,"alt":15.81,"az":73.3,"t":"2025-05-08T21:20:00Z","terrain":0.9},{"above_terrain":true,"airmass":3.44,"alt":16.71,"az":74.1,"t":"2025-05-08T21:25:00Z","terrain":0.72},{"above_terrain":true,"airmass":3.27,"alt":17.61,"az":74.8,"t":"2025-05-08T21:30:00Z","terrain":0.65},{"above_terrain":true,"airmass":3.12,"alt":18.51,"az":75.6,"t":"2025-05-08T21:35:00Z","terrain":0.68},{"above_terrain":true,"airmass":2.98,"alt":19.42,"az":76.4,"t":"2025-05-08T21:40:00Z","terrain":0.71},{"above_terrain":true,"airmass":2.86,"alt":20.33,"az":77.1,"t":"2025-05-08T21:45:00Z","terrain":0.69},{"above_terrain":true,"airmass":2.74,"alt":21.25,"az":77.9,"t":"2025-05-08T21:50:00Z","terrain":0.64},{"above_terrain":true,"airmass":2.64,"alt":22.16,"az":78.6,"t":"2025-05-08T21:55:00Z","terrain":0.59},{"above_terrain":true,"airmass":2.54,"alt":23.08,"az":79.4,"t":"2025-05-08T22:00:00Z","terrain":0.53},{"above_terrain":true,"airmass":2.45,"alt":24.0,"az":80.2,"t":"2025-05-08T22:05:00Z","terrain":0.49},{"above_terrain":true,"airmass":2.36,"alt":24.93,"az":80.9,"t":"2025-05-08T22:10:00Z","terrain":0.66},{"above_terrain":true,"airmass":2.28,"alt":25.85,"az":81.7,"t":"2025-05-08T22:15:00Z","terrain":0.76},{"above_terrain":true,"airmass":2.21,"alt":26.78,"az":82.5,"t":"2025-05-08T22:20:00Z","terrain":0.65},{"above_terrain":true,"airmass":2.14,"alt":27.71,"az":83.2,"t":"2025-05-08T22:25:00Z","terrain":0.45},{"above_terrain":true,"airmass":2.08,"alt":28.64,"az":84.0,"t":"2025-05-08T22:30:00Z","terrain":0.38},{"above_terrain":true,"airmass":2.02,"alt":29.57,"az":84.8,"t":"2025-05-08T22:35:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.96,"alt":30.5,"az":85.6,"t":"2025-05-08T22:40:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.91,"alt":31.43,"az":86.4,"t":"2025-05-08T22:45:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.86,"alt":32.37,"az":87.2,"t":"2025-05-08T22:50:00Z","terrain":0.05},{"above_terrain":true,"airmass":1.82,"alt":33.3,"az":88.0,"t":"2025-05-08T22:55:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.77,"alt":34.24,"az":88.8,"t":"2025-05-08T23:00:00Z","terrain":-0.17},{"above_terrain":true,"airmass":1.73,"alt":35.17,"az":89.6,"t":"2025-05-08T23:05:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.69,"alt":36.11,"az":90.5,"t":"2025-05-08T23:10:00Z","terrain":-0.16},{"above_terrain":true,"airmass":1.66,"alt":37.05,"az":91.3,"t":"2025-05-08T23:15:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.62,"alt":37.98,"az":92.2,"t":"2025-05-08T23:20:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.59,"alt":38.92,"az":93.0,"t":"2025-05-08T23:25:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.56,"alt":39.85,"az":93.9,"t":"2025-05-08T23:30:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.53,"alt":40.78,"az":94.8,"t":"2025-05-08T23:35:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.5,"alt":41.72,"az":95.7,"t":"2025-05-08T23:40:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.47,"alt":42.65,"az":96.6,"t":"2025-05-08T23:45:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.45,"alt":43.58,"az":97.6,"t":"2025-05-08T23:50:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.42,"alt":44.5,"az":98.5,"t":"2025-05-08T23:55:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.4,"alt":45.43,"az":99.5,"t":"2025-05-09T00:00:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.38,"alt":46.35,"az":100.5,"t":"2025-05-09T00:05:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.36,"alt":47.27,"az":101.5,"t":"2025-05-09T00:10:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.34,"alt":48.18,"az":102.6,"t":"2025-05-09T00:15:00Z","terrain":-0.15},{"above_terrain":true,"airmass":1.32,"alt":49.09,"az":103.7,"t":"2025-05-09T00:20:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.3,"alt":50.0,"az":104.8,"t":"2025-05-09T00:25:00Z","terrain":-0.16},{"above_terrain":true,"airmass":1.29,"alt":50.9,"az":105.9,"t":"2025-05-09T00:30:00Z","terrain":-0.6},{"above_terrain":true,"airmass":1.27,"alt":51.8,"az":107.1,"t":"2025-05-09T00:35:00Z","terrain":-0.63},{"above_terrain":true,"airmass":1.26,"alt":52.69,"az":108.3,"t":"2025-05-09T00:40:00Z","terrain":-1.0},{"above_terrain":true,"airmass":1.24,"alt":53.58,"az":109.5,"t":"2025-05-09T00:45:00Z","terrain":-1.17},{"above_terrain":true,"airmass":1.23,"alt":54.46,"az":110.8,"t":"2025-05-09T00:50:00Z","terrain":-1.29},{"above_terrain":true,"airmass":1.22,"alt":55.33,"az":112.1,"t":"2025-05-09T00:55:00Z","terrain":-1.39},{"above_terrain":true,"airmass":1.2,"alt":56.19,"az":113.5,"t":"2025-05-09T01:00:00Z","terrain":-1.52},{"above_terrain":true,"airmass":1.19,"alt":57.05,"az":114.9,"t":"2025-05-09T01:05:00Z","terrain":-1.52},{"above_terrain":true,"airmass":1.18,"alt":57.89,"az":116.3,"t":"2025-05-09T01:10:00Z","terrain":-1.53},{"above_terrain":true,"airmass":1.17,"alt":58.72,"az":117.9,"t":"2025-05-09T01:15:00Z","terrain":-1.45},{"above_terrain":true,"airmass":1.16,"alt":59.54,"az":119.5,"t":"2025-05-09T01:20:00Z","terrain":-1.37},{"above_terrain":true,"airmass":1.15,"alt":60.35,"az":121.1,"t":"2025-05-09T01:25:00Z","terrain":-1.24},{"above_terrain":true,"airmass":1.14,"alt":61.15,"az":122.8,"t":"2025-05-09T01:30:00Z","terrain":-1.36},{"above_terrain":true,"airmass":1.13,"alt":61.93,"az":124.6,"t":"2025-05-09T01:35:00Z","terrain":-1.58},{"above_terrain":true,"airmass":1.12,"alt":62.69,"az":126.5,"t":"2025-05-09T01:40:00Z","terrain":-1.57},{"above_terrain":true,"airmass":1.12,"alt":63.43,"az":128.4,"t":"2025-05-09T01:45:00Z","terrain":-1.29},{"above_terrain":true,"airmass":1.11,"alt":64.15,"az":130.5,"t":"2025-05-09T01:50:00Z","terrain":-1.62},{"above_terrain":true,"airmass":1.1,"alt":64.85,"az":132.6,"t":"2025-05-09T01:55:00Z","terrain":-1.65},{"above_terrain":true,"airmass":1.1,"alt":65.53,"az":134.9,"t":"2025-05-09T02:00:00Z","terrain":-1.34},{"above_terrain":true,"airmass":1.09,"alt":66.18,"az":137.2,"t":"2025-05-09T02:05:00Z","terrain":-1.21},{"above_terrain":true,"airmass":1.09,"alt":66.8,"az":139.6,"t":"2025-05-09T02:10:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.08,"alt":67.39,"az":142.2,"t":"2025-05-09T02:15:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.08,"alt":67.95,"az":144.9,"t":"2025-05-09T02:20:00Z","terrain":-1.47},{"above_terrain":true,"airmass":1.07,"alt":68.47,"az":147.6,"t":"2025-05-09T02:25:00Z","terrain":-1.39},{"above_terrain":true,"airmass":1.07,"alt":68.95,"az":150.5,"t":"2025-05-09T02:30:00Z","terrain":-1.2},{"above_terrain":true,"airmass":1.07,"alt":69.39,"az":153.5,"t":"2025-05-09T02:35:00Z","terrain":-0.98},{"above_terrain":true,"airmass":1.07,"alt":69.78,"az":156.6,"t":"2025-05-09T02:40:00Z","terrain":-1.15},{"above_terrain":true,"airmass":1.06,"alt":70.13,"az":159.9,"t":"2025-05-09T02:45:00Z","terrain":-0.97},{"above_terrain":true,"airmass":1.06,"alt":70.43,"az":163.2,"t":"2025-05-09T02:50:00Z","terrain":-1.39},{"above_terrain":true,"airmass":1.06,"alt":70.67,"az":166.6,"t":"2025-05-09T02:55:00Z","terrain":-1.2},{"above_terrain":true,"airmass":1.06,"alt":70.86,"az":170.0,"t":"2025-05-09T03:00:00Z","terrain":-0.59},{"above_terrain":true,"airmass":1.06,"alt":70.99,"az":173.5,"t":"2025-05-09T03:05:00Z","terrain":-0.44},{"above_terrain":true,"airmass":1.06,"alt":71.07,"az":177.1,"t":"2025-05-09T03:10:00Z","terrain":-0.37},{"above_terrain":true,"airmass":1.06,"alt":71.09,"az":180.7,"t":"2025-05-09T03:15:00Z","terrain":-0.59},{"above_terrain":true,"airmass":1.06,"alt":71.05,"az":184.2,"t":"2025-05-09T03:20:00Z","terrain":-0.6},{"above_terrain":true,"airmass":1.06,"alt":70.95,"az":187.7,"t":"2025-05-09T03:25:00Z","terrain":-0.65},{"above_terrain":true,"airmass":1.06,"alt":70.8,"az":191.2,"t":"2025-05-09T03:30:00Z","terrain":-0.45},{"above_terrain":true,"airmass":1.06,"alt":70.59,"az":194.7,"t":"2025-05-09T03:35:00Z","terrain":-0.45},{"above_terrain":true,"airmass":1.06,"alt":70.32,"az":198.0,"t":"2025-05-09T03:40:00Z","terrain":-0.37},{"above_terrain":true,"airmass":1.06,"alt":70.01,"az":201.3,"t":"2025-05-09T03:45:00Z","terrain":-0.51},{"above_terrain":true,"airmass":1.07,"alt":69.64,"az":204.5,"t":"2025-05-09T03:50:00Z","terrain":-0.37},{"above_terrain":true,"airmass":1.07,"alt":69.23,"az":207.6,"t":"2025-05-09T03:55:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.07,"alt":68.78,"az":210.5,"t":"2025-05-09T04:00:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.08,"alt":68.28,"az":213.4,"t":"2025-05-09T04:05:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.08,"alt":67.75,"az":216.1,"t":"2025-05-09T04:10:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.08,"alt":67.18,"az":218.8,"t":"2025-05-09T04:15:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.09,"alt":66.58,"az":221.3,"t":"2025-05-09T04:20:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.09,"alt":65.94,"az":223.7,"t":"2025-05-09T04:25:00Z","terrain":0.44},{"above_terrain":true,"airmass":1.1,"alt":65.28,"az":226.0,"t":"2025-05-09T04:30:00Z","terrain":0.59},{"above_terrain":true,"airmass":1.11,"alt":64.6,"az":228.2,"t":"2025-05-09T04:35:00Z","terrain":1.16},{"above_terrain":true,"airmass":1.11,"alt":63.89,"az":230.3,"t":"2025-05-09T04:40:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.12,"alt":63.16,"az":232.3,"t":"2025-05-09T04:45:00Z","terrain":0.87},{"above_terrain":true,"airmass":1.13,"alt":62.41,"az":234.2,"t":"2025-05-09T04:50:00Z","terrain":0.84},{"above_terrain":true,"airmass":1.14,"alt":61.64,"az":236.0,"t":"2025-05-09T04:55:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.14,"alt":60.86,"az":237.8,"t":"2025-05-09T05:00:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.15,"alt":60.06,"az":239.5,"t":"2025-05-09T05:05:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.16,"alt":59.25,"az":241.1,"t":"2025-05-09T05:10:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.17,"alt":58.42,"az":242.7,"t":"2025-05-09T05:15:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.18,"alt":57.58,"az":244.2,"t":"2025-05-09T05:20:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.2,"alt":56.73,"az":245.6,"t":"2025-05-09T05:25:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.21,"alt":55.88,"az":247.0,"t":"2025-05-09T05:30:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.22,"alt":55.01,"az":248.4,"t":"2025-05-09T05:35:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.23,"alt":54.14,"az":249.7,"t":"2025-05-09T05:40:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.25,"alt":53.26,"az":251.0,"t":"2025-05-09T05:45:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.26,"alt":52.37,"az":252.2,"t":"2025-05-09T05:50:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.28,"alt":51.47,"az":253.4,"t":"2025-05-09T05:55:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.29,"alt":50.57,"az":254.5,"t":"2025-05-09T06:00:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.31,"alt":49.67,"az":255.6,"t":"2025-05-09T06:05:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.33,"alt":48.76,"az":256.7,"t":"2025-05-09T06:10:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.35,"alt":47.85,"az":257.8,"t":"2025-05-09T06:15:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.37,"alt":46.93,"az":258.8,"t":"2025-05-09T06:20:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.39,"alt":46.01,"az":259.9,"t":"2025-05-09T06:25:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.41,"alt":45.09,"az":260.9,"t":"2025-05-09T06:30:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.43,"alt":44.16,"az":261.8,"t":"2025-05-09T06:35:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.46,"alt":43.24,"az":262.8,"t":"2025-05-09T06:40:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.48,"alt":42.31,"az":263.7,"t":"2025-05-09T06:45:00Z","terrain":0.6},{"above_terrain":true,"airmass":1.51,"alt":41.38,"az":264.6,"t":"2025-05-09T06:50:00Z","terrain":0.44},{"above_terrain":true,"airmass":1.54,"alt":40.44,"az":265.5,"t":"2025-05-09T06:55:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.57,"alt":39.51,"az":266.4,"t":"2025-05-09T07:00:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.6,"alt":38.58,"az":267.3,"t":"2025-05-09T07:05:00Z","terrain":0.59},{"above_terrain":true,"airmass":1.63,"alt":37.64,"az":268.2,"t":"2025-05-09T07:10:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.67,"alt":36.7,"az":269.0,"t":"2025-05-09T07:15:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.71,"alt":35.77,"az":269.9,"t":"2025-05-09T07:20:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.75,"alt":34.83,"az":270.7,"t":"2025-05-09T07:25:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.79,"alt":33.9,"az":271.5,"t":"2025-05-09T07:30:00Z","terrain":0.6},{"above_terrain":true,"airmass":1.83,"alt":32.96,"az":272.3,"t":"2025-05-09T07:35:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.88,"alt":32.03,"az":273.1,"t":"2025-05-09T07:40:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.93,"alt":31.09,"az":273.9,"t":"2025-05-09T07:45:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.98,"alt":30.16,"az":274.7,"t":"2025-05-09T07:50:00Z","terrain":0.06},{"above_terrain":true,"airmass":2.04,"alt":29.23,"az":275.5,"t":"2025-05-09T07:55:00Z","terrain":0.04},{"above_terrain":true,"airmass":2.1,"alt":28.3,"az":276.3,"t":"2025-05-09T08:00:00Z","terrain":-0.05},{"above_terrain":true,"airmass":2.17,"alt":27.37,"az":277.1,"t":"2025-05-09T08:05:00Z","terrain":-0.14},{"above_terrain":true,"airmass":2.24,"alt":26.44,"az":277.8,"t":"2025-05-09T08:10:00Z","terrain":-0.09},{"above_terrain":true,"airmass":2.31,"alt":25.51,"az":278.6,"t":"2025-05-09T08:15:00Z","terrain":-0.04},{"above_terrain":true,"airmass":2.39,"alt":24.59,"az":279.4,"t":"2025-05-09T08:20:00Z","terrain":-0.06},{"above_terrain":true,"airmass":2.48,"alt":23.67,"az":280.1,"t":"2025-05-09T08:25:00Z","terrain":-0.11},{"above_terrain":true,"airmass":2.57,"alt":22.74,"az":280.9,"t":"2025-05-09T08:30:00Z","terrain":0.01},{"above_terrain":true,"airmass":2.67,"alt":21.83,"az":281.6,"t":"2025-05-09T08:35:00Z","terrain":-0.07},{"above_terrain":true,"airmass":2.78,"alt":20.91,"az":282.4,"t":"2025-05-09T08:40:00Z","terrain":-0.08},{"above_terrain":true,"airmass":2.9,"alt":20.0,"az":283.2,"t":"2025-05-09T08:45:00Z","terrain":0.01},{"above_terrain":true,"airmass":3.03,"alt":19.09,"az":283.9,"t":"2025-05-09T08:50:00Z","terrain":0.11},{"above_terrain":true,"airmass":3.18,"alt":18.18,"az":284.7,"t":"2025-05-09T08:55:00Z","terrain":0.19},{"above_terrain":true,"airmass":3.33,"alt":17.28,"az":285.4,"t":"2025-05-09T09:00:00Z","terrain":0.23}],"transit":{"airmass":1.06,"alt":71.1,"az":180.7,"t":"2025-05-09T03:15:00Z"},"usable_hours":3.58,"verdict":"marginal","zenith_passage":false},"warnings":[]}