{"assessment":{"best_window":{"end":"2028-05-09T01:20Z","end_local":"04:20","hours":2.08,"label":"good","mean_quality":0.67,"start":"2028-05-08T23:15Z","start_local":"02:15"},"cost":{"altitude":3.48,"clouds":0.0,"darkness":1.4,"moon":0.93},"formula":"astronomy = 100 * min(1, sky_hours / reference_hours) * peak_sky; overall = astronomy * score_weather / 100 (null when the weather is unknown)","hard_limit":null,"headline":"Astronomically possible, with compromises \u2014 weather unknown","hourly":[{"alt":-15,"cloud":null,"high":null,"iso":"2028-05-08T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":4,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"21:00","wind":null},{"alt":-7,"cloud":null,"high":null,"iso":"2028-05-08T19:00Z","label":"unusable","low":null,"mid":null,"moon_alt":12,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"22:00","wind":null},{"alt":2,"cloud":null,"high":null,"iso":"2028-05-08T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":19,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":12,"cloud":null,"high":null,"iso":"2028-05-08T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":23,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":23,"cloud":null,"high":null,"iso":"2028-05-08T22:00Z","label":"marginal","low":null,"mid":null,"moon_alt":25,"precip":null,"q":0.38,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":34,"cloud":null,"high":null,"iso":"2028-05-08T23:00Z","label":"marginal","low":null,"mid":null,"moon_alt":24,"precip":null,"q":0.59,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":46,"cloud":null,"high":null,"iso":"2028-05-09T00:00Z","label":"good","low":null,"mid":null,"moon_alt":21,"precip":null,"q":0.65,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":56,"cloud":null,"high":null,"iso":"2028-05-09T01:00Z","label":"good","low":null,"mid":null,"moon_alt":15,"precip":null,"q":0.72,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":66,"cloud":null,"high":null,"iso":"2028-05-09T02:00Z","label":"poor","low":null,"mid":null,"moon_alt":8,"precip":null,"q":0.12,"rh":null,"sky":"nautical twilight","temp":null,"time":"05:00","wind":null},{"alt":71,"cloud":null,"high":null,"iso":"2028-05-09T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-1,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"06:00","wind":null}],"peak_quality":0.74,"peak_sky":0.74,"quality_hours":2.46,"reasons":["the target being low or below 20\u00b0 cost 3.5 quality-hours","daylight and twilight cost 1.4 quality-hours","moonlight cost 0.9 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":46,"score_weather":null,"sky_hours":2.46,"verdict":"unknown","verdict_astronomy":"marginal","weather_known":false,"windows":[{"end":"2028-05-08T21:45Z","end_local":"00:45","hours":4.33,"label":"unusable","mean_quality":0.0,"start":"2028-05-08T17:25Z","start_local":"20:25"},{"end":"2028-05-08T21:50Z","end_local":"00:50","hours":0.08,"label":"poor","mean_quality":0.3,"start":"2028-05-08T21:45Z","start_local":"00:45"},{"end":"2028-05-08T23:15Z","end_local":"02:15","hours":1.42,"label":"marginal","mean_quality":0.5,"start":"2028-05-08T21:50Z","start_local":"00:50"},{"end":"2028-05-09T01:20Z","end_local":"04:20","hours":2.08,"label":"good","mean_quality":0.67,"start":"2028-05-08T23:15Z","start_local":"02:15"},{"end":"2028-05-09T02:00Z","end_local":"05:00","hours":0.67,"label":"marginal","mean_quality":0.38,"start":"2028-05-09T01:20Z","start_local":"04:20"},{"end":"2028-05-09T02:40Z","end_local":"05:40","hours":0.67,"label":"poor","mean_quality":0.12,"start":"2028-05-09T02:00Z","start_local":"05:00"},{"end":"2028-05-09T03:10Z","end_local":"06:10","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2028-05-09T02:40Z","start_local":"05:40"}]},"calculation_version":"2026-10-10.1","forecast":[],"forecast_source":"none","forecast_updated_at":null,"limits":{"good_alt":30.0,"usable_alt":20.0},"night":{"dark_from":"2028-05-08T19:19:19Z","dark_hours":5.93,"dark_to":"2028-05-09T01:15:17Z","moon":{"illumination":0.998,"phase":"full moon","waxing":false},"moon_free_dark_hours":0.0,"moonrise":"2028-05-08T17:35:47Z","moonset":"2028-05-09T02:53:25Z","sunrise":"2028-05-09T03:07:28Z","sunset":"2028-05-08T17:27:07Z","twilight":{"astronomical":{"end":"2028-05-08T19:19:19Z","start":"2028-05-09T01:15:17Z"},"civil":{"end":"2028-05-08T17:58:14Z","start":"2028-05-09T02:36:22Z"},"nautical":{"end":"2028-05-08T18:36:41Z","start":"2028-05-09T01:57:55Z"}},"window_end":"2028-05-09T09:00:00Z","window_start":"2028-05-08T09:00:00Z"},"night_date":"2028-05-08","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.17,"alt":58.9,"t":"2028-05-09T01:15:00Z"},"dec":22.71085365,"dec_of_date":22.7906,"dec_str":"+22\u00b0 42' 39.1\"","good_hours":2.67,"limit_rise":"2028-05-08T21:42:12Z","limit_set":"2028-05-09T08:44:04Z","max_az_rate_deg_per_min":0.71,"moon_separation":84.7,"never_rises":false,"ra":300.18213726,"ra_of_date":300.4883,"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":"2028-05-08T10:41:58Z","blocked_dark_hours":0,"clears_at":"2028-05-08T19:53:41Z","rise_az":285.0},"track":[{"above_terrain":true,"airmass":3.24,"alt":17.82,"az":285.0,"t":"2028-05-08T09:00:00Z","terrain":0.23},{"above_terrain":true,"airmass":3.4,"alt":16.92,"az":285.7,"t":"2028-05-08T09:05:00Z","terrain":0.22},{"above_terrain":true,"airmass":3.58,"alt":16.02,"az":286.5,"t":"2028-05-08T09:10:00Z","terrain":0.29},{"above_terrain":true,"airmass":3.78,"alt":15.13,"az":287.3,"t":"2028-05-08T09:15:00Z","terrain":0.32},{"above_terrain":true,"airmass":4.01,"alt":14.23,"az":288.0,"t":"2028-05-08T09:20:00Z","terrain":0.17},{"above_terrain":true,"airmass":4.26,"alt":13.35,"az":288.8,"t":"2028-05-08T09:25:00Z","terrain":0.18},{"above_terrain":true,"airmass":4.54,"alt":12.46,"az":289.5,"t":"2028-05-08T09:30:00Z","terrain":0.24},{"above_terrain":true,"airmass":4.87,"alt":11.58,"az":290.3,"t":"2028-05-08T09:35:00Z","terrain":0.35},{"above_terrain":true,"airmass":5.24,"alt":10.71,"az":291.1,"t":"2028-05-08T09:40:00Z","terrain":0.49},{"above_terrain":true,"airmass":5.67,"alt":9.83,"az":291.8,"t":"2028-05-08T09:45:00Z","terrain":0.54},{"above_terrain":true,"airmass":6.18,"alt":8.97,"az":292.6,"t":"2028-05-08T09:50:00Z","terrain":0.38},{"above_terrain":true,"airmass":6.77,"alt":8.11,"az":293.4,"t":"2028-05-08T09:55:00Z","terrain":0.27},{"above_terrain":true,"airmass":7.49,"alt":7.25,"az":294.2,"t":"2028-05-08T10:00:00Z","terrain":0.25},{"above_terrain":true,"airmass":8.36,"alt":6.4,"az":295.0,"t":"2028-05-08T10:05:00Z","terrain":0.23},{"above_terrain":true,"airmass":9.44,"alt":5.55,"az":295.8,"t":"2028-05-08T10:10:00Z","terrain":0.31},{"above_terrain":true,"airmass":10.81,"alt":4.71,"az":296.6,"t":"2028-05-08T10:15:00Z","terrain":0.29},{"above_terrain":true,"airmass":12.59,"alt":3.88,"az":297.4,"t":"2028-05-08T10:20:00Z","terrain":0.21},{"above_terrain":true,"airmass":14.98,"alt":3.05,"az":298.2,"t":"2028-05-08T10:25:00Z","terrain":0.13},{"above_terrain":true,"airmass":18.28,"alt":2.23,"az":299.0,"t":"2028-05-08T10:30:00Z","terrain":0.17},{"above_terrain":true,"airmass":23.04,"alt":1.41,"az":299.8,"t":"2028-05-08T10:35:00Z","terrain":0.33},{"above_terrain":true,"airmass":30.18,"alt":0.6,"az":300.6,"t":"2028-05-08T10:40:00Z","terrain":0.34},{"above_terrain":false,"airmass":null,"alt":-0.2,"az":301.5,"t":"2028-05-08T10:45:00Z","terrain":0.21},{"above_terrain":false,"airmass":null,"alt":-0.99,"az":302.3,"t":"2028-05-08T10:50:00Z","terrain":-0.01},{"above_terrain":false,"airmass":null,"alt":-1.78,"az":303.1,"t":"2028-05-08T10:55:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-2.56,"az":304.0,"t":"2028-05-08T11:00:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-3.33,"az":304.9,"t":"2028-05-08T11:05:00Z","terrain":-0.26},{"above_terrain":false,"airmass":null,"alt":-4.1,"az":305.7,"t":"2028-05-08T11:10:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-4.85,"az":306.6,"t":"2028-05-08T11:15:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-5.6,"az":307.5,"t":"2028-05-08T11:20:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-6.34,"az":308.4,"t":"2028-05-08T11:25:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-7.07,"az":309.3,"t":"2028-05-08T11:30:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-7.79,"az":310.2,"t":"2028-05-08T11:35:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-8.5,"az":311.1,"t":"2028-05-08T11:40:00Z","terrain":0.33},{"above_terrain":false,"airmass":null,"alt":-9.2,"az":312.0,"t":"2028-05-08T11:45:00Z","terrain":0.15},{"above_terrain":false,"airmass":null,"alt":-9.89,"az":313.0,"t":"2028-05-08T11:50:00Z","terrain":0.27},{"above_terrain":false,"airmass":null,"alt":-10.56,"az":313.9,"t":"2028-05-08T11:55:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-11.23,"az":314.9,"t":"2028-05-08T12:00:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-11.89,"az":315.9,"t":"2028-05-08T12:05:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-12.54,"az":316.8,"t":"2028-05-08T12:10:00Z","terrain":0.33},{"above_terrain":false,"airmass":null,"alt":-13.17,"az":317.8,"t":"2028-05-08T12:15:00Z","terrain":0.33},{"above_terrain":false,"airmass":null,"alt":-13.79,"az":318.8,"t":"2028-05-08T12:20:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-14.4,"az":319.8,"t":"2028-05-08T12:25:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-15.0,"az":320.9,"t":"2028-05-08T12:30:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-15.58,"az":321.9,"t":"2028-05-08T12:35:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-16.16,"az":322.9,"t":"2028-05-08T12:40:00Z","terrain":0.09},{"above_terrain":false,"airmass":null,"alt":-16.71,"az":324.0,"t":"2028-05-08T12:45:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-17.26,"az":325.1,"t":"2028-05-08T12:50:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-17.78,"az":326.1,"t":"2028-05-08T12:55:00Z","terrain":-0.26},{"above_terrain":false,"airmass":null,"alt":-18.3,"az":327.2,"t":"2028-05-08T13:00:00Z","terrain":-0.35},{"above_terrain":false,"airmass":null,"alt":-18.8,"az":328.3,"t":"2028-05-08T13:05:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-19.28,"az":329.4,"t":"2028-05-08T13:10:00Z","terrain":-0.23},{"above_terrain":false,"airmass":null,"alt":-19.75,"az":330.6,"t":"2028-05-08T13:15:00Z","terrain":-0.37},{"above_terrain":false,"airmass":null,"alt":-20.2,"az":331.7,"t":"2028-05-08T13:20:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-20.64,"az":332.8,"t":"2028-05-08T13:25:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-21.05,"az":334.0,"t":"2028-05-08T13:30:00Z","terrain":-0.23},{"above_terrain":false,"airmass":null,"alt":-21.46,"az":335.2,"t":"2028-05-08T13:35:00Z","terrain":-0.63},{"above_terrain":false,"airmass":null,"alt":-21.84,"az":336.3,"t":"2028-05-08T13:40:00Z","terrain":-0.8},{"above_terrain":false,"airmass":null,"alt":-22.21,"az":337.5,"t":"2028-05-08T13:45:00Z","terrain":-0.6},{"above_terrain":false,"airmass":null,"alt":-22.56,"az":338.7,"t":"2028-05-08T13:50:00Z","terrain":-0.67},{"above_terrain":false,"airmass":null,"alt":-22.89,"az":339.9,"t":"2028-05-08T13:55:00Z","terrain":-0.55},{"above_terrain":false,"airmass":null,"alt":-23.2,"az":341.1,"t":"2028-05-08T14:00:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-23.49,"az":342.3,"t":"2028-05-08T14:05:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-23.77,"az":343.6,"t":"2028-05-08T14:10:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-24.02,"az":344.8,"t":"2028-05-08T14:15:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-24.26,"az":346.0,"t":"2028-05-08T14:20:00Z","terrain":-0.55},{"above_terrain":false,"airmass":null,"alt":-24.47,"az":347.3,"t":"2028-05-08T14:25:00Z","terrain":-0.34},{"above_terrain":false,"airmass":null,"alt":-24.67,"az":348.5,"t":"2028-05-08T14:30:00Z","terrain":-0.07},{"above_terrain":false,"airmass":null,"alt":-24.85,"az":349.8,"t":"2028-05-08T14:35:00Z","terrain":0.11},{"above_terrain":false,"airmass":null,"alt":-25.0,"az":351.0,"t":"2028-05-08T14:40:00Z","terrain":0.15},{"above_terrain":false,"airmass":null,"alt":-25.14,"az":352.3,"t":"2028-05-08T14:45:00Z","terrain":0.34},{"above_terrain":false,"airmass":null,"alt":-25.25,"az":353.6,"t":"2028-05-08T14:50:00Z","terrain":0.57},{"above_terrain":false,"airmass":null,"alt":-25.35,"az":354.9,"t":"2028-05-08T14:55:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-25.42,"az":356.1,"t":"2028-05-08T15:00:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-25.47,"az":357.4,"t":"2028-05-08T15:05:00Z","terrain":0.7},{"above_terrain":false,"airmass":null,"alt":-25.51,"az":358.7,"t":"2028-05-08T15:10:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-25.52,"az":360.0,"t":"2028-05-08T15:15:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-25.51,"az":1.3,"t":"2028-05-08T15:20:00Z","terrain":0.31},{"above_terrain":false,"airmass":null,"alt":-25.48,"az":2.5,"t":"2028-05-08T15:25:00Z","terrain":-0.01},{"above_terrain":false,"airmass":null,"alt":-25.42,"az":3.8,"t":"2028-05-08T15:30:00Z","terrain":-0.25},{"above_terrain":false,"airmass":null,"alt":-25.35,"az":5.1,"t":"2028-05-08T15:35:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-25.26,"az":6.4,"t":"2028-05-08T15:40:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-25.14,"az":7.6,"t":"2028-05-08T15:45:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-25.01,"az":8.9,"t":"2028-05-08T15:50:00Z","terrain":-0.63},{"above_terrain":false,"airmass":null,"alt":-24.85,"az":10.2,"t":"2028-05-08T15:55:00Z","terrain":-0.57},{"above_terrain":false,"airmass":null,"alt":-24.68,"az":11.4,"t":"2028-05-08T16:00:00Z","terrain":-0.31},{"above_terrain":false,"airmass":null,"alt":-24.48,"az":12.7,"t":"2028-05-08T16:05:00Z","terrain":-0.11},{"above_terrain":false,"airmass":null,"alt":-24.27,"az":13.9,"t":"2028-05-08T16:10:00Z","terrain":0.08},{"above_terrain":false,"airmass":null,"alt":-24.03,"az":15.2,"t":"2028-05-08T16:15:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-23.78,"az":16.4,"t":"2028-05-08T16:20:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-23.51,"az":17.6,"t":"2028-05-08T16:25:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-23.21,"az":18.8,"t":"2028-05-08T16:30:00Z","terrain":0.61},{"above_terrain":false,"airmass":null,"alt":-22.9,"az":20.0,"t":"2028-05-08T16:35:00Z","terrain":0.67},{"above_terrain":false,"airmass":null,"alt":-22.57,"az":21.2,"t":"2028-05-08T16:40:00Z","terrain":0.76},{"above_terrain":false,"airmass":null,"alt":-22.22,"az":22.4,"t":"2028-05-08T16:45:00Z","terrain":1.06},{"above_terrain":false,"airmass":null,"alt":-21.86,"az":23.6,"t":"2028-05-08T16:50:00Z","terrain":1.01},{"above_terrain":false,"airmass":null,"alt":-21.47,"az":24.8,"t":"2028-05-08T16:55:00Z","terrain":1.16},{"above_terrain":false,"airmass":null,"alt":-21.07,"az":26.0,"t":"2028-05-08T17:00:00Z","terrain":1.33},{"above_terrain":false,"airmass":null,"alt":-20.65,"az":27.1,"t":"2028-05-08T17:05:00Z","terrain":1.27},{"above_terrain":false,"airmass":null,"alt":-20.22,"az":28.3,"t":"2028-05-08T17:10:00Z","terrain":1.14},{"above_terrain":false,"airmass":null,"alt":-19.77,"az":29.4,"t":"2028-05-08T17:15:00Z","terrain":1.06},{"above_terrain":false,"airmass":null,"alt":-19.3,"az":30.5,"t":"2028-05-08T17:20:00Z","terrain":1.23},{"above_terrain":false,"airmass":null,"alt":-18.82,"az":31.6,"t":"2028-05-08T17:25:00Z","terrain":1.32},{"above_terrain":false,"airmass":null,"alt":-18.32,"az":32.7,"t":"2028-05-08T17:30:00Z","terrain":1.09},{"above_terrain":false,"airmass":null,"alt":-17.81,"az":33.8,"t":"2028-05-08T17:35:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-17.28,"az":34.9,"t":"2028-05-08T17:40:00Z","terrain":0.09},{"above_terrain":false,"airmass":null,"alt":-16.74,"az":35.9,"t":"2028-05-08T17:45:00Z","terrain":0.03},{"above_terrain":false,"airmass":null,"alt":-16.18,"az":37.0,"t":"2028-05-08T17:50:00Z","terrain":-0.09},{"above_terrain":false,"airmass":null,"alt":-15.61,"az":38.1,"t":"2028-05-08T17:55:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-15.03,"az":39.1,"t":"2028-05-08T18:00:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-14.43,"az":40.1,"t":"2028-05-08T18:05:00Z","terrain":-0.04},{"above_terrain":false,"airmass":null,"alt":-13.82,"az":41.1,"t":"2028-05-08T18:10:00Z","terrain":0.03},{"above_terrain":false,"airmass":null,"alt":-13.2,"az":42.1,"t":"2028-05-08T18:15:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-12.56,"az":43.1,"t":"2028-05-08T18:20:00Z","terrain":0.27},{"above_terrain":false,"airmass":null,"alt":-11.92,"az":44.1,"t":"2028-05-08T18:25:00Z","terrain":0.43},{"above_terrain":false,"airmass":null,"alt":-11.26,"az":45.1,"t":"2028-05-08T18:30:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-10.59,"az":46.0,"t":"2028-05-08T18:35:00Z","terrain":0.67},{"above_terrain":false,"airmass":null,"alt":-9.91,"az":47.0,"t":"2028-05-08T18:40:00Z","terrain":0.61},{"above_terrain":false,"airmass":null,"alt":-9.23,"az":47.9,"t":"2028-05-08T18:45:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-8.53,"az":48.8,"t":"2028-05-08T18:50:00Z","terrain":0.43},{"above_terrain":false,"airmass":null,"alt":-7.82,"az":49.8,"t":"2028-05-08T18:55:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-7.1,"az":50.7,"t":"2028-05-08T19:00:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-6.37,"az":51.6,"t":"2028-05-08T19:05:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-5.63,"az":52.5,"t":"2028-05-08T19:10:00Z","terrain":0.73},{"above_terrain":false,"airmass":null,"alt":-4.88,"az":53.4,"t":"2028-05-08T19:15:00Z","terrain":0.9},{"above_terrain":false,"airmass":null,"alt":-4.13,"az":54.2,"t":"2028-05-08T19:20:00Z","terrain":1.02},{"above_terrain":false,"airmass":null,"alt":-3.36,"az":55.1,"t":"2028-05-08T19:25:00Z","terrain":1.08},{"above_terrain":false,"airmass":null,"alt":-2.59,"az":56.0,"t":"2028-05-08T19:30:00Z","terrain":1.05},{"above_terrain":false,"airmass":null,"alt":-1.81,"az":56.8,"t":"2028-05-08T19:35:00Z","terrain":1.07},{"above_terrain":false,"airmass":null,"alt":-1.03,"az":57.7,"t":"2028-05-08T19:40:00Z","terrain":1.19},{"above_terrain":false,"airmass":null,"alt":-0.23,"az":58.5,"t":"2028-05-08T19:45:00Z","terrain":1.23},{"above_terrain":false,"airmass":30.56,"alt":0.57,"az":59.3,"t":"2028-05-08T19:50:00Z","terrain":1.2},{"above_terrain":true,"airmass":23.29,"alt":1.38,"az":60.2,"t":"2028-05-08T19:55:00Z","terrain":1.16},{"above_terrain":true,"airmass":18.45,"alt":2.19,"az":61.0,"t":"2028-05-08T20:00:00Z","terrain":1.09},{"above_terrain":true,"airmass":15.09,"alt":3.02,"az":61.8,"t":"2028-05-08T20:05:00Z","terrain":1.03},{"above_terrain":true,"airmass":12.68,"alt":3.84,"az":62.6,"t":"2028-05-08T20:10:00Z","terrain":0.95},{"above_terrain":true,"airmass":10.88,"alt":4.68,"az":63.4,"t":"2028-05-08T20:15:00Z","terrain":0.85},{"above_terrain":true,"airmass":9.5,"alt":5.52,"az":64.2,"t":"2028-05-08T20:20:00Z","terrain":0.77},{"above_terrain":true,"airmass":8.4,"alt":6.36,"az":65.0,"t":"2028-05-08T20:25:00Z","terrain":0.77},{"above_terrain":true,"airmass":7.52,"alt":7.21,"az":65.8,"t":"2028-05-08T20:30:00Z","terrain":0.82},{"above_terrain":true,"airmass":6.8,"alt":8.07,"az":66.6,"t":"2028-05-08T20:35:00Z","terrain":0.89},{"above_terrain":true,"airmass":6.2,"alt":8.93,"az":67.3,"t":"2028-05-08T20:40:00Z","terrain":0.95},{"above_terrain":true,"airmass":5.69,"alt":9.8,"az":68.1,"t":"2028-05-08T20:45:00Z","terrain":1.0},{"above_terrain":true,"airmass":5.26,"alt":10.67,"az":68.9,"t":"2028-05-08T20:50:00Z","terrain":1.04},{"above_terrain":true,"airmass":4.88,"alt":11.54,"az":69.7,"t":"2028-05-08T20:55:00Z","terrain":1.16},{"above_terrain":true,"airmass":4.56,"alt":12.42,"az":70.4,"t":"2028-05-08T21:00:00Z","terrain":1.24},{"above_terrain":true,"airmass":4.27,"alt":13.31,"az":71.2,"t":"2028-05-08T21:05:00Z","terrain":1.25},{"above_terrain":true,"airmass":4.02,"alt":14.2,"az":72.0,"t":"2028-05-08T21:10:00Z","terrain":1.2},{"above_terrain":true,"airmass":3.79,"alt":15.09,"az":72.7,"t":"2028-05-08T21:15:00Z","terrain":1.05},{"above_terrain":true,"airmass":3.59,"alt":15.98,"az":73.5,"t":"2028-05-08T21:20:00Z","terrain":0.87},{"above_terrain":true,"airmass":3.41,"alt":16.88,"az":74.2,"t":"2028-05-08T21:25:00Z","terrain":0.71},{"above_terrain":true,"airmass":3.24,"alt":17.78,"az":75.0,"t":"2028-05-08T21:30:00Z","terrain":0.63},{"above_terrain":true,"airmass":3.1,"alt":18.69,"az":75.7,"t":"2028-05-08T21:35:00Z","terrain":0.7},{"above_terrain":true,"airmass":2.96,"alt":19.6,"az":76.5,"t":"2028-05-08T21:40:00Z","terrain":0.71},{"above_terrain":true,"airmass":2.84,"alt":20.51,"az":77.3,"t":"2028-05-08T21:45:00Z","terrain":0.68},{"above_terrain":true,"airmass":2.72,"alt":21.42,"az":78.0,"t":"2028-05-08T21:50:00Z","terrain":0.63},{"above_terrain":true,"airmass":2.62,"alt":22.34,"az":78.8,"t":"2028-05-08T21:55:00Z","terrain":0.58},{"above_terrain":true,"airmass":2.52,"alt":23.26,"az":79.5,"t":"2028-05-08T22:00:00Z","terrain":0.51},{"above_terrain":true,"airmass":2.43,"alt":24.18,"az":80.3,"t":"2028-05-08T22:05:00Z","terrain":0.52},{"above_terrain":true,"airmass":2.35,"alt":25.11,"az":81.1,"t":"2028-05-08T22:10:00Z","terrain":0.69},{"above_terrain":true,"airmass":2.27,"alt":26.03,"az":81.8,"t":"2028-05-08T22:15:00Z","terrain":0.78},{"above_terrain":true,"airmass":2.2,"alt":26.96,"az":82.6,"t":"2028-05-08T22:20:00Z","terrain":0.61},{"above_terrain":true,"airmass":2.13,"alt":27.89,"az":83.4,"t":"2028-05-08T22:25:00Z","terrain":0.44},{"above_terrain":true,"airmass":2.07,"alt":28.82,"az":84.1,"t":"2028-05-08T22:30:00Z","terrain":0.37},{"above_terrain":true,"airmass":2.01,"alt":29.75,"az":84.9,"t":"2028-05-08T22:35:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.95,"alt":30.68,"az":85.7,"t":"2028-05-08T22:40:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.9,"alt":31.62,"az":86.5,"t":"2028-05-08T22:45:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.85,"alt":32.55,"az":87.3,"t":"2028-05-08T22:50:00Z","terrain":0.03},{"above_terrain":true,"airmass":1.81,"alt":33.49,"az":88.1,"t":"2028-05-08T22:55:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.77,"alt":34.42,"az":88.9,"t":"2028-05-08T23:00:00Z","terrain":-0.19},{"above_terrain":true,"airmass":1.72,"alt":35.36,"az":89.8,"t":"2028-05-08T23:05:00Z","terrain":-0.22},{"above_terrain":true,"airmass":1.69,"alt":36.29,"az":90.6,"t":"2028-05-08T23:10:00Z","terrain":-0.14},{"above_terrain":true,"airmass":1.65,"alt":37.23,"az":91.4,"t":"2028-05-08T23:15:00Z","terrain":-0.0},{"above_terrain":true,"airmass":1.62,"alt":38.16,"az":92.3,"t":"2028-05-08T23:20:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.58,"alt":39.1,"az":93.2,"t":"2028-05-08T23:25:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.55,"alt":40.03,"az":94.1,"t":"2028-05-08T23:30:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.52,"alt":40.97,"az":95.0,"t":"2028-05-08T23:35:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.5,"alt":41.9,"az":95.9,"t":"2028-05-08T23:40:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.47,"alt":42.83,"az":96.8,"t":"2028-05-08T23:45:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.44,"alt":43.76,"az":97.7,"t":"2028-05-08T23:50:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.42,"alt":44.68,"az":98.7,"t":"2028-05-08T23:55:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.4,"alt":45.61,"az":99.7,"t":"2028-05-09T00:00:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.38,"alt":46.53,"az":100.7,"t":"2028-05-09T00:05:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.36,"alt":47.45,"az":101.7,"t":"2028-05-09T00:10:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.34,"alt":48.36,"az":102.8,"t":"2028-05-09T00:15:00Z","terrain":-0.18},{"above_terrain":true,"airmass":1.32,"alt":49.27,"az":103.9,"t":"2028-05-09T00:20:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.3,"alt":50.18,"az":105.0,"t":"2028-05-09T00:25:00Z","terrain":-0.2},{"above_terrain":true,"airmass":1.28,"alt":51.08,"az":106.1,"t":"2028-05-09T00:30:00Z","terrain":-0.64},{"above_terrain":true,"airmass":1.27,"alt":51.98,"az":107.3,"t":"2028-05-09T00:35:00Z","terrain":-0.7},{"above_terrain":true,"airmass":1.25,"alt":52.87,"az":108.5,"t":"2028-05-09T00:40:00Z","terrain":-1.06},{"above_terrain":true,"airmass":1.24,"alt":53.75,"az":109.7,"t":"2028-05-09T00:45:00Z","terrain":-1.16},{"above_terrain":true,"airmass":1.23,"alt":54.63,"az":111.0,"t":"2028-05-09T00:50:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.21,"alt":55.5,"az":112.3,"t":"2028-05-09T00:55:00Z","terrain":-1.4},{"above_terrain":true,"airmass":1.2,"alt":56.36,"az":113.7,"t":"2028-05-09T01:00:00Z","terrain":-1.57},{"above_terrain":true,"airmass":1.19,"alt":57.21,"az":115.1,"t":"2028-05-09T01:05:00Z","terrain":-1.5},{"above_terrain":true,"airmass":1.18,"alt":58.05,"az":116.6,"t":"2028-05-09T01:10:00Z","terrain":-1.57},{"above_terrain":true,"airmass":1.17,"alt":58.89,"az":118.2,"t":"2028-05-09T01:15:00Z","terrain":-1.43},{"above_terrain":true,"airmass":1.16,"alt":59.7,"az":119.8,"t":"2028-05-09T01:20:00Z","terrain":-1.3},{"above_terrain":true,"airmass":1.15,"alt":60.51,"az":121.4,"t":"2028-05-09T01:25:00Z","terrain":-1.23},{"above_terrain":true,"airmass":1.14,"alt":61.3,"az":123.1,"t":"2028-05-09T01:30:00Z","terrain":-1.4},{"above_terrain":true,"airmass":1.13,"alt":62.08,"az":125.0,"t":"2028-05-09T01:35:00Z","terrain":-1.63},{"above_terrain":true,"airmass":1.12,"alt":62.84,"az":126.8,"t":"2028-05-09T01:40:00Z","terrain":-1.55},{"above_terrain":true,"airmass":1.12,"alt":63.57,"az":128.8,"t":"2028-05-09T01:45:00Z","terrain":-1.19},{"above_terrain":true,"airmass":1.11,"alt":64.29,"az":130.9,"t":"2028-05-09T01:50:00Z","terrain":-1.67},{"above_terrain":true,"airmass":1.1,"alt":64.99,"az":133.0,"t":"2028-05-09T01:55:00Z","terrain":-1.66},{"above_terrain":true,"airmass":1.1,"alt":65.66,"az":135.3,"t":"2028-05-09T02:00:00Z","terrain":-1.28},{"above_terrain":true,"airmass":1.09,"alt":66.31,"az":137.6,"t":"2028-05-09T02:05:00Z","terrain":-1.17},{"above_terrain":true,"airmass":1.09,"alt":66.92,"az":140.1,"t":"2028-05-09T02:10:00Z","terrain":-1.31},{"above_terrain":true,"airmass":1.08,"alt":67.51,"az":142.7,"t":"2028-05-09T02:15:00Z","terrain":-1.35},{"above_terrain":true,"airmass":1.08,"alt":68.06,"az":145.4,"t":"2028-05-09T02:20:00Z","terrain":-1.5},{"above_terrain":true,"airmass":1.07,"alt":68.57,"az":148.2,"t":"2028-05-09T02:25:00Z","terrain":-1.44},{"above_terrain":true,"airmass":1.07,"alt":69.04,"az":151.1,"t":"2028-05-09T02:30:00Z","terrain":-1.22},{"above_terrain":true,"airmass":1.07,"alt":69.47,"az":154.1,"t":"2028-05-09T02:35:00Z","terrain":-1.04},{"above_terrain":true,"airmass":1.06,"alt":69.86,"az":157.2,"t":"2028-05-09T02:40:00Z","terrain":-1.08},{"above_terrain":true,"airmass":1.06,"alt":70.2,"az":160.5,"t":"2028-05-09T02:45:00Z","terrain":-1.03},{"above_terrain":true,"airmass":1.06,"alt":70.48,"az":163.8,"t":"2028-05-09T02:50:00Z","terrain":-1.5},{"above_terrain":true,"airmass":1.06,"alt":70.72,"az":167.2,"t":"2028-05-09T02:55:00Z","terrain":-1.12},{"above_terrain":true,"airmass":1.06,"alt":70.9,"az":170.7,"t":"2028-05-09T03:00:00Z","terrain":-0.63},{"above_terrain":true,"airmass":1.06,"alt":71.02,"az":174.2,"t":"2028-05-09T03:05:00Z","terrain":-0.4},{"above_terrain":true,"airmass":1.06,"alt":71.09,"az":177.8,"t":"2028-05-09T03:10:00Z","terrain":-0.39},{"above_terrain":true,"airmass":1.06,"alt":71.09,"az":181.3,"t":"2028-05-09T03:15:00Z","terrain":-0.63},{"above_terrain":true,"airmass":1.06,"alt":71.04,"az":184.9,"t":"2028-05-09T03:20:00Z","terrain":-0.6},{"above_terrain":true,"airmass":1.06,"alt":70.93,"az":188.4,"t":"2028-05-09T03:25:00Z","terrain":-0.63},{"above_terrain":true,"airmass":1.06,"alt":70.77,"az":191.9,"t":"2028-05-09T03:30:00Z","terrain":-0.41},{"above_terrain":true,"airmass":1.06,"alt":70.55,"az":195.3,"t":"2028-05-09T03:35:00Z","terrain":-0.5},{"above_terrain":true,"airmass":1.06,"alt":70.28,"az":198.7,"t":"2028-05-09T03:40:00Z","terrain":-0.34},{"above_terrain":true,"airmass":1.06,"alt":69.95,"az":201.9,"t":"2028-05-09T03:45:00Z","terrain":-0.49},{"above_terrain":true,"airmass":1.07,"alt":69.58,"az":205.1,"t":"2028-05-09T03:50:00Z","terrain":-0.15},{"above_terrain":true,"airmass":1.07,"alt":69.16,"az":208.2,"t":"2028-05-09T03:55:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.07,"alt":68.69,"az":211.1,"t":"2028-05-09T04:00:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.08,"alt":68.19,"az":213.9,"t":"2028-05-09T04:05:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.08,"alt":67.65,"az":216.7,"t":"2028-05-09T04:10:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.09,"alt":67.07,"az":219.3,"t":"2028-05-09T04:15:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.09,"alt":66.47,"az":221.7,"t":"2028-05-09T04:20:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.1,"alt":65.83,"az":224.1,"t":"2028-05-09T04:25:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.1,"alt":65.16,"az":226.4,"t":"2028-05-09T04:30:00Z","terrain":0.76},{"above_terrain":true,"airmass":1.11,"alt":64.47,"az":228.6,"t":"2028-05-09T04:35:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.11,"alt":63.76,"az":230.7,"t":"2028-05-09T04:40:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.12,"alt":63.03,"az":232.7,"t":"2028-05-09T04:45:00Z","terrain":0.84},{"above_terrain":true,"airmass":1.13,"alt":62.27,"az":234.6,"t":"2028-05-09T04:50:00Z","terrain":0.91},{"above_terrain":true,"airmass":1.14,"alt":61.5,"az":236.4,"t":"2028-05-09T04:55:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.15,"alt":60.71,"az":238.1,"t":"2028-05-09T05:00:00Z","terrain":0.76},{"above_terrain":true,"airmass":1.16,"alt":59.91,"az":239.8,"t":"2028-05-09T05:05:00Z","terrain":0.76},{"above_terrain":true,"airmass":1.16,"alt":59.1,"az":241.4,"t":"2028-05-09T05:10:00Z","terrain":0.87},{"above_terrain":true,"airmass":1.17,"alt":58.27,"az":243.0,"t":"2028-05-09T05:15:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.19,"alt":57.43,"az":244.5,"t":"2028-05-09T05:20:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.2,"alt":56.58,"az":245.9,"t":"2028-05-09T05:25:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.21,"alt":55.72,"az":247.3,"t":"2028-05-09T05:30:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.22,"alt":54.85,"az":248.7,"t":"2028-05-09T05:35:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.24,"alt":53.98,"az":249.9,"t":"2028-05-09T05:40:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.25,"alt":53.09,"az":251.2,"t":"2028-05-09T05:45:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.26,"alt":52.21,"az":252.4,"t":"2028-05-09T05:50:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.28,"alt":51.31,"az":253.6,"t":"2028-05-09T05:55:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.3,"alt":50.41,"az":254.7,"t":"2028-05-09T06:00:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.31,"alt":49.5,"az":255.9,"t":"2028-05-09T06:05:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.33,"alt":48.59,"az":256.9,"t":"2028-05-09T06:10:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.35,"alt":47.68,"az":258.0,"t":"2028-05-09T06:15:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.37,"alt":46.76,"az":259.0,"t":"2028-05-09T06:20:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.39,"alt":45.84,"az":260.1,"t":"2028-05-09T06:25:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.41,"alt":44.92,"az":261.0,"t":"2028-05-09T06:30:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.44,"alt":43.99,"az":262.0,"t":"2028-05-09T06:35:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.46,"alt":43.07,"az":263.0,"t":"2028-05-09T06:40:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.49,"alt":42.14,"az":263.9,"t":"2028-05-09T06:45:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.52,"alt":41.2,"az":264.8,"t":"2028-05-09T06:50:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.54,"alt":40.27,"az":265.7,"t":"2028-05-09T06:55:00Z","terrain":0.45},{"above_terrain":true,"airmass":1.58,"alt":39.34,"az":266.6,"t":"2028-05-09T07:00:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.61,"alt":38.4,"az":267.5,"t":"2028-05-09T07:05:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.64,"alt":37.47,"az":268.3,"t":"2028-05-09T07:10:00Z","terrain":0.68},{"above_terrain":true,"airmass":1.68,"alt":36.53,"az":269.2,"t":"2028-05-09T07:15:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.71,"alt":35.6,"az":270.0,"t":"2028-05-09T07:20:00Z","terrain":0.9},{"above_terrain":true,"airmass":1.75,"alt":34.66,"az":270.8,"t":"2028-05-09T07:25:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.8,"alt":33.73,"az":271.7,"t":"2028-05-09T07:30:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.84,"alt":32.79,"az":272.5,"t":"2028-05-09T07:35:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.89,"alt":31.85,"az":273.3,"t":"2028-05-09T07:40:00Z","terrain":0.09},{"above_terrain":true,"airmass":1.94,"alt":30.92,"az":274.1,"t":"2028-05-09T07:45:00Z","terrain":-0.02},{"above_terrain":true,"airmass":2.0,"alt":29.99,"az":274.9,"t":"2028-05-09T07:50:00Z","terrain":0.07},{"above_terrain":true,"airmass":2.05,"alt":29.06,"az":275.7,"t":"2028-05-09T07:55:00Z","terrain":0.02},{"above_terrain":true,"airmass":2.11,"alt":28.13,"az":276.4,"t":"2028-05-09T08:00:00Z","terrain":-0.07},{"above_terrain":true,"airmass":2.18,"alt":27.2,"az":277.2,"t":"2028-05-09T08:05:00Z","terrain":-0.13},{"above_terrain":true,"airmass":2.25,"alt":26.27,"az":278.0,"t":"2028-05-09T08:10:00Z","terrain":-0.08},{"above_terrain":true,"airmass":2.33,"alt":25.34,"az":278.8,"t":"2028-05-09T08:15:00Z","terrain":-0.03},{"above_terrain":true,"airmass":2.41,"alt":24.42,"az":279.5,"t":"2028-05-09T08:20:00Z","terrain":-0.08},{"above_terrain":true,"airmass":2.5,"alt":23.5,"az":280.3,"t":"2028-05-09T08:25:00Z","terrain":-0.09},{"above_terrain":true,"airmass":2.59,"alt":22.58,"az":281.0,"t":"2028-05-09T08:30:00Z","terrain":0.02},{"above_terrain":true,"airmass":2.69,"alt":21.66,"az":281.8,"t":"2028-05-09T08:35:00Z","terrain":-0.1},{"above_terrain":true,"airmass":2.8,"alt":20.74,"az":282.6,"t":"2028-05-09T08:40:00Z","terrain":-0.06},{"above_terrain":true,"airmass":2.93,"alt":19.83,"az":283.3,"t":"2028-05-09T08:45:00Z","terrain":0.03},{"above_terrain":true,"airmass":3.06,"alt":18.92,"az":284.1,"t":"2028-05-09T08:50:00Z","terrain":0.13},{"above_terrain":true,"airmass":3.2,"alt":18.02,"az":284.8,"t":"2028-05-09T08:55:00Z","terrain":0.21},{"above_terrain":true,"airmass":3.36,"alt":17.11,"az":285.6,"t":"2028-05-09T09:00:00Z","terrain":0.22}],"transit":{"airmass":1.06,"alt":71.1,"az":181.3,"t":"2028-05-09T03:15:00Z"},"usable_hours":3.58,"verdict":"marginal","zenith_passage":false},"warnings":["No cloud data for this night (beyond the 4-day forecast, or not yet in the archive) \u2014 the score is geometry only."]}
