{"assessment":{"best_window":{"end":"2028-04-12T02:10Z","end_local":"05:10","hours":2.08,"label":"good","mean_quality":0.69,"start":"2028-04-12T00:05Z","start_local":"03:05"},"cost":{"altitude":5.56,"clouds":0.0,"darkness":1.26,"moon":0.5},"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":-3,"cloud":null,"high":null,"iso":"2028-04-11T17:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-30,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"20:00","wind":null},{"alt":-4,"cloud":null,"high":null,"iso":"2028-04-11T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-19,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"21:00","wind":null},{"alt":-3,"cloud":null,"high":null,"iso":"2028-04-11T19:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-9,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":0,"cloud":null,"high":null,"iso":"2028-04-11T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":0,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":5,"cloud":null,"high":null,"iso":"2028-04-11T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":8,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":12,"cloud":null,"high":null,"iso":"2028-04-11T22:00Z","label":"unusable","low":null,"mid":null,"moon_alt":15,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":19,"cloud":null,"high":null,"iso":"2028-04-11T23:00Z","label":"unusable","low":null,"mid":null,"moon_alt":21,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":28,"cloud":null,"high":null,"iso":"2028-04-12T00:00Z","label":"marginal","low":null,"mid":null,"moon_alt":23,"precip":null,"q":0.58,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":37,"cloud":null,"high":null,"iso":"2028-04-12T01:00Z","label":"good","low":null,"mid":null,"moon_alt":23,"precip":null,"q":0.69,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":47,"cloud":null,"high":null,"iso":"2028-04-12T02:00Z","label":"good","low":null,"mid":null,"moon_alt":21,"precip":null,"q":0.75,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":58,"cloud":null,"high":null,"iso":"2028-04-12T03:00Z","label":"poor","low":null,"mid":null,"moon_alt":16,"precip":null,"q":0.12,"rh":null,"sky":"nautical twilight","temp":null,"time":"06:00","wind":null}],"peak_quality":0.75,"peak_sky":0.75,"quality_hours":2.2,"reasons":["the target being low or below 20\u00b0 cost 5.6 quality-hours","daylight and twilight cost 1.3 quality-hours","moonlight cost 0.5 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":41,"score_weather":null,"sky_hours":2.2,"verdict":"unknown","verdict_astronomy":"marginal","weather_known":false,"windows":[{"end":"2028-04-11T23:05Z","end_local":"02:05","hours":6.17,"label":"unusable","mean_quality":0.0,"start":"2028-04-11T16:55Z","start_local":"19:55"},{"end":"2028-04-12T00:05Z","end_local":"03:05","hours":1.0,"label":"marginal","mean_quality":0.45,"start":"2028-04-11T23:05Z","start_local":"02:05"},{"end":"2028-04-12T02:10Z","end_local":"05:10","hours":2.08,"label":"good","mean_quality":0.69,"start":"2028-04-12T00:05Z","start_local":"03:05"},{"end":"2028-04-12T02:45Z","end_local":"05:45","hours":0.58,"label":"marginal","mean_quality":0.39,"start":"2028-04-12T02:10Z","start_local":"05:10"},{"end":"2028-04-12T03:20Z","end_local":"06:20","hours":0.58,"label":"poor","mean_quality":0.12,"start":"2028-04-12T02:45Z","start_local":"05:45"},{"end":"2028-04-12T03:50Z","end_local":"06:50","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2028-04-12T03:20Z","start_local":"06:20"}]},"calculation_version":"2026-10-10.1","forecast":[],"forecast_source":"none","forecast_updated_at":null,"limits":{"good_alt":30.0,"usable_alt":20.0},"night":{"dark_from":"2028-04-11T18:36:48Z","dark_hours":7.49,"dark_to":"2028-04-12T02:06:22Z","moon":{"illumination":0.916,"phase":"waning gibbous","waxing":false},"moon_free_dark_hours":1.38,"moonrise":"2028-04-11T20:00:05Z","moonset":"2028-04-12T05:02:11Z","sunrise":"2028-04-12T03:45:19Z","sunset":"2028-04-11T16:57:46Z","twilight":{"astronomical":{"end":"2028-04-11T18:36:48Z","start":"2028-04-12T02:06:22Z"},"civil":{"end":"2028-04-11T17:26:26Z","start":"2028-04-12T03:16:41Z"},"nautical":{"end":"2028-04-11T18:00:45Z","start":"2028-04-12T02:42:23Z"}},"window_end":"2028-04-12T09:00:00Z","window_start":"2028-04-11T09:00:00Z"},"night_date":"2028-04-11","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.34,"alt":48.3,"t":"2028-04-12T02:05:00Z"},"dec":44.25788576,"dec_of_date":44.3689,"dec_str":"+44\u00b0 15' 28.4\"","good_hours":1.92,"limit_rise":"2028-04-11T23:04:53Z","limit_set":"2028-04-11T12:53:14Z","max_az_rate_deg_per_min":3.8,"moon_separation":100.9,"never_rises":false,"ra":314.72388973,"ra_of_date":314.9772,"ra_str":"20h 58m 53.7s","resolved":{"dec":44.25788576,"name":"EM* LkHA 190","ra":314.72388973,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=V1057%20Cyg","source":"sesame","spectral_type":"F7/G3I/IIe","type":"Or*","type_text":"Orion-type variable \u2014 a young, erupting star","vmag":12.33},"summary":"Only 1.9 h above 30\u00b0, 3.1 h above 20\u00b0 \u2014 usable, at high airmass.","terrain":{"available":true,"behind_at":"2028-04-11T16:09:11Z","blocked_dark_hours":0,"clears_at":"2028-04-11T20:11:50Z","rise_az":290.2},"track":[{"above_terrain":true,"airmass":1.18,"alt":57.51,"az":290.2,"t":"2028-04-11T09:00:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.2,"alt":56.63,"az":290.5,"t":"2028-04-11T09:05:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.21,"alt":55.75,"az":290.8,"t":"2028-04-11T09:10:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.22,"alt":54.88,"az":291.2,"t":"2028-04-11T09:15:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.24,"alt":54.01,"az":291.5,"t":"2028-04-11T09:20:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.25,"alt":53.14,"az":291.9,"t":"2028-04-11T09:25:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.26,"alt":52.27,"az":292.3,"t":"2028-04-11T09:30:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.28,"alt":51.41,"az":292.7,"t":"2028-04-11T09:35:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.29,"alt":50.54,"az":293.0,"t":"2028-04-11T09:40:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.31,"alt":49.68,"az":293.4,"t":"2028-04-11T09:45:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.33,"alt":48.83,"az":293.8,"t":"2028-04-11T09:50:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.34,"alt":47.97,"az":294.2,"t":"2028-04-11T09:55:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.36,"alt":47.12,"az":294.6,"t":"2028-04-11T10:00:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.38,"alt":46.27,"az":295.1,"t":"2028-04-11T10:05:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.4,"alt":45.42,"az":295.5,"t":"2028-04-11T10:10:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.42,"alt":44.58,"az":295.9,"t":"2028-04-11T10:15:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.44,"alt":43.74,"az":296.3,"t":"2028-04-11T10:20:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.47,"alt":42.9,"az":296.8,"t":"2028-04-11T10:25:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.49,"alt":42.07,"az":297.2,"t":"2028-04-11T10:30:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.51,"alt":41.24,"az":297.7,"t":"2028-04-11T10:35:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.54,"alt":40.41,"az":298.1,"t":"2028-04-11T10:40:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.57,"alt":39.59,"az":298.6,"t":"2028-04-11T10:45:00Z","terrain":0.15},{"above_terrain":true,"airmass":1.59,"alt":38.77,"az":299.1,"t":"2028-04-11T10:50:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.62,"alt":37.95,"az":299.5,"t":"2028-04-11T10:55:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.65,"alt":37.14,"az":300.0,"t":"2028-04-11T11:00:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.68,"alt":36.33,"az":300.5,"t":"2028-04-11T11:05:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.72,"alt":35.53,"az":301.0,"t":"2028-04-11T11:10:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.75,"alt":34.73,"az":301.5,"t":"2028-04-11T11:15:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.79,"alt":33.93,"az":302.0,"t":"2028-04-11T11:20:00Z","terrain":0.09},{"above_terrain":true,"airmass":1.83,"alt":33.14,"az":302.5,"t":"2028-04-11T11:25:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.86,"alt":32.35,"az":303.0,"t":"2028-04-11T11:30:00Z","terrain":-0.22},{"above_terrain":true,"airmass":1.91,"alt":31.57,"az":303.5,"t":"2028-04-11T11:35:00Z","terrain":-0.17},{"above_terrain":true,"airmass":1.95,"alt":30.79,"az":304.0,"t":"2028-04-11T11:40:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.99,"alt":30.02,"az":304.5,"t":"2028-04-11T11:45:00Z","terrain":-0.2},{"above_terrain":true,"airmass":2.04,"alt":29.25,"az":305.1,"t":"2028-04-11T11:50:00Z","terrain":-0.28},{"above_terrain":true,"airmass":2.09,"alt":28.48,"az":305.6,"t":"2028-04-11T11:55:00Z","terrain":-0.22},{"above_terrain":true,"airmass":2.14,"alt":27.72,"az":306.1,"t":"2028-04-11T12:00:00Z","terrain":-0.12},{"above_terrain":true,"airmass":2.2,"alt":26.97,"az":306.7,"t":"2028-04-11T12:05:00Z","terrain":0.07},{"above_terrain":true,"airmass":2.25,"alt":26.22,"az":307.2,"t":"2028-04-11T12:10:00Z","terrain":0.21},{"above_terrain":true,"airmass":2.31,"alt":25.48,"az":307.8,"t":"2028-04-11T12:15:00Z","terrain":0.29},{"above_terrain":true,"airmass":2.38,"alt":24.74,"az":308.4,"t":"2028-04-11T12:20:00Z","terrain":0.27},{"above_terrain":true,"airmass":2.45,"alt":24.01,"az":308.9,"t":"2028-04-11T12:25:00Z","terrain":0.18},{"above_terrain":true,"airmass":2.52,"alt":23.29,"az":309.5,"t":"2028-04-11T12:30:00Z","terrain":0.2},{"above_terrain":true,"airmass":2.59,"alt":22.57,"az":310.1,"t":"2028-04-11T12:35:00Z","terrain":0.23},{"above_terrain":true,"airmass":2.67,"alt":21.86,"az":310.7,"t":"2028-04-11T12:40:00Z","terrain":0.31},{"above_terrain":true,"airmass":2.75,"alt":21.15,"az":311.3,"t":"2028-04-11T12:45:00Z","terrain":0.3},{"above_terrain":true,"airmass":2.84,"alt":20.45,"az":311.9,"t":"2028-04-11T12:50:00Z","terrain":0.17},{"above_terrain":true,"airmass":2.94,"alt":19.76,"az":312.5,"t":"2028-04-11T12:55:00Z","terrain":0.2},{"above_terrain":true,"airmass":3.04,"alt":19.07,"az":313.1,"t":"2028-04-11T13:00:00Z","terrain":0.28},{"above_terrain":true,"airmass":3.14,"alt":18.39,"az":313.7,"t":"2028-04-11T13:05:00Z","terrain":0.41},{"above_terrain":true,"airmass":3.26,"alt":17.71,"az":314.3,"t":"2028-04-11T13:10:00Z","terrain":0.5},{"above_terrain":true,"airmass":3.38,"alt":17.05,"az":314.9,"t":"2028-04-11T13:15:00Z","terrain":0.55},{"above_terrain":true,"airmass":3.51,"alt":16.39,"az":315.6,"t":"2028-04-11T13:20:00Z","terrain":0.51},{"above_terrain":true,"airmass":3.64,"alt":15.74,"az":316.2,"t":"2028-04-11T13:25:00Z","terrain":0.44},{"above_terrain":true,"airmass":3.79,"alt":15.09,"az":316.9,"t":"2028-04-11T13:30:00Z","terrain":0.33},{"above_terrain":true,"airmass":3.95,"alt":14.46,"az":317.5,"t":"2028-04-11T13:35:00Z","terrain":0.32},{"above_terrain":true,"airmass":4.12,"alt":13.83,"az":318.2,"t":"2028-04-11T13:40:00Z","terrain":0.25},{"above_terrain":true,"airmass":4.3,"alt":13.21,"az":318.8,"t":"2028-04-11T13:45:00Z","terrain":-0.06},{"above_terrain":true,"airmass":4.5,"alt":12.6,"az":319.5,"t":"2028-04-11T13:50:00Z","terrain":-0.17},{"above_terrain":true,"airmass":4.71,"alt":11.99,"az":320.2,"t":"2028-04-11T13:55:00Z","terrain":-0.2},{"above_terrain":true,"airmass":4.94,"alt":11.4,"az":320.9,"t":"2028-04-11T14:00:00Z","terrain":-0.2},{"above_terrain":true,"airmass":5.19,"alt":10.81,"az":321.6,"t":"2028-04-11T14:05:00Z","terrain":0.03},{"above_terrain":true,"airmass":5.47,"alt":10.24,"az":322.3,"t":"2028-04-11T14:10:00Z","terrain":0.18},{"above_terrain":true,"airmass":5.76,"alt":9.67,"az":323.0,"t":"2028-04-11T14:15:00Z","terrain":0.09},{"above_terrain":true,"airmass":6.09,"alt":9.11,"az":323.7,"t":"2028-04-11T14:20:00Z","terrain":-0.11},{"above_terrain":true,"airmass":6.45,"alt":8.56,"az":324.4,"t":"2028-04-11T14:25:00Z","terrain":-0.2},{"above_terrain":true,"airmass":6.84,"alt":8.02,"az":325.1,"t":"2028-04-11T14:30:00Z","terrain":-0.2},{"above_terrain":true,"airmass":7.28,"alt":7.49,"az":325.8,"t":"2028-04-11T14:35:00Z","terrain":-0.23},{"above_terrain":true,"airmass":7.76,"alt":6.97,"az":326.6,"t":"2028-04-11T14:40:00Z","terrain":-0.33},{"above_terrain":true,"airmass":8.3,"alt":6.46,"az":327.3,"t":"2028-04-11T14:45:00Z","terrain":-0.34},{"above_terrain":true,"airmass":8.9,"alt":5.96,"az":328.1,"t":"2028-04-11T14:50:00Z","terrain":-0.22},{"above_terrain":true,"airmass":9.57,"alt":5.47,"az":328.8,"t":"2028-04-11T14:55:00Z","terrain":-0.15},{"above_terrain":true,"airmass":10.33,"alt":4.99,"az":329.6,"t":"2028-04-11T15:00:00Z","terrain":-0.26},{"above_terrain":true,"airmass":11.19,"alt":4.52,"az":330.3,"t":"2028-04-11T15:05:00Z","terrain":-0.36},{"above_terrain":true,"airmass":12.16,"alt":4.06,"az":331.1,"t":"2028-04-11T15:10:00Z","terrain":-0.36},{"above_terrain":true,"airmass":13.27,"alt":3.61,"az":331.9,"t":"2028-04-11T15:15:00Z","terrain":-0.17},{"above_terrain":true,"airmass":14.55,"alt":3.18,"az":332.7,"t":"2028-04-11T15:20:00Z","terrain":-0.13},{"above_terrain":true,"airmass":16.03,"alt":2.76,"az":333.5,"t":"2028-04-11T15:25:00Z","terrain":-0.17},{"above_terrain":true,"airmass":17.75,"alt":2.34,"az":334.3,"t":"2028-04-11T15:30:00Z","terrain":-0.32},{"above_terrain":true,"airmass":19.74,"alt":1.94,"az":335.1,"t":"2028-04-11T15:35:00Z","terrain":-0.61},{"above_terrain":true,"airmass":22.08,"alt":1.55,"az":335.9,"t":"2028-04-11T15:40:00Z","terrain":-0.8},{"above_terrain":true,"airmass":24.82,"alt":1.18,"az":336.7,"t":"2028-04-11T15:45:00Z","terrain":-0.76},{"above_terrain":true,"airmass":28.04,"alt":0.81,"az":337.5,"t":"2028-04-11T15:50:00Z","terrain":-0.6},{"above_terrain":true,"airmass":31.8,"alt":0.46,"az":338.3,"t":"2028-04-11T15:55:00Z","terrain":-0.56},{"above_terrain":true,"airmass":36.16,"alt":0.12,"az":339.2,"t":"2028-04-11T16:00:00Z","terrain":-0.72},{"above_terrain":true,"airmass":null,"alt":-0.2,"az":340.0,"t":"2028-04-11T16:05:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-0.52,"az":340.8,"t":"2028-04-11T16:10:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-0.82,"az":341.7,"t":"2028-04-11T16:15:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-1.11,"az":342.5,"t":"2028-04-11T16:20:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-1.38,"az":343.4,"t":"2028-04-11T16:25:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-1.64,"az":344.2,"t":"2028-04-11T16:30:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-1.89,"az":345.1,"t":"2028-04-11T16:35:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-2.12,"az":346.0,"t":"2028-04-11T16:40:00Z","terrain":-0.54},{"above_terrain":false,"airmass":null,"alt":-2.34,"az":346.8,"t":"2028-04-11T16:45:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-2.55,"az":347.7,"t":"2028-04-11T16:50:00Z","terrain":-0.22},{"above_terrain":false,"airmass":null,"alt":-2.74,"az":348.6,"t":"2028-04-11T16:55:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-2.92,"az":349.5,"t":"2028-04-11T17:00:00Z","terrain":0.06},{"above_terrain":false,"airmass":null,"alt":-3.08,"az":350.3,"t":"2028-04-11T17:05:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-3.23,"az":351.2,"t":"2028-04-11T17:10:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-3.37,"az":352.1,"t":"2028-04-11T17:15:00Z","terrain":0.3},{"above_terrain":false,"airmass":null,"alt":-3.49,"az":353.0,"t":"2028-04-11T17:20:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-3.6,"az":353.9,"t":"2028-04-11T17:25:00Z","terrain":0.61},{"above_terrain":false,"airmass":null,"alt":-3.69,"az":354.8,"t":"2028-04-11T17:30:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.77,"az":355.7,"t":"2028-04-11T17:35:00Z","terrain":0.71},{"above_terrain":false,"airmass":null,"alt":-3.83,"az":356.6,"t":"2028-04-11T17:40:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-3.88,"az":357.5,"t":"2028-04-11T17:45:00Z","terrain":0.69},{"above_terrain":false,"airmass":null,"alt":-3.91,"az":358.4,"t":"2028-04-11T17:50:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.93,"az":359.3,"t":"2028-04-11T17:55:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-3.94,"az":0.2,"t":"2028-04-11T18:00:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-3.93,"az":1.1,"t":"2028-04-11T18:05:00Z","terrain":0.35},{"above_terrain":false,"airmass":null,"alt":-3.9,"az":2.0,"t":"2028-04-11T18:10:00Z","terrain":0.13},{"above_terrain":false,"airmass":null,"alt":-3.86,"az":2.9,"t":"2028-04-11T18:15:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-3.81,"az":3.8,"t":"2028-04-11T18:20:00Z","terrain":-0.24},{"above_terrain":false,"airmass":null,"alt":-3.74,"az":4.7,"t":"2028-04-11T18:25:00Z","terrain":-0.38},{"above_terrain":false,"airmass":null,"alt":-3.66,"az":5.5,"t":"2028-04-11T18:30:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-3.56,"az":6.4,"t":"2028-04-11T18:35:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-3.45,"az":7.3,"t":"2028-04-11T18:40:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-3.32,"az":8.2,"t":"2028-04-11T18:45:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-3.18,"az":9.1,"t":"2028-04-11T18:50:00Z","terrain":-0.65},{"above_terrain":false,"airmass":null,"alt":-3.03,"az":10.0,"t":"2028-04-11T18:55:00Z","terrain":-0.6},{"above_terrain":false,"airmass":null,"alt":-2.86,"az":10.9,"t":"2028-04-11T19:00:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-2.67,"az":11.7,"t":"2028-04-11T19:05:00Z","terrain":-0.24},{"above_terrain":false,"airmass":null,"alt":-2.47,"az":12.6,"t":"2028-04-11T19:10:00Z","terrain":-0.11},{"above_terrain":false,"airmass":null,"alt":-2.26,"az":13.5,"t":"2028-04-11T19:15:00Z","terrain":0.01},{"above_terrain":false,"airmass":null,"alt":-2.04,"az":14.4,"t":"2028-04-11T19:20:00Z","terrain":0.21},{"above_terrain":false,"airmass":null,"alt":-1.8,"az":15.2,"t":"2028-04-11T19:25:00Z","terrain":0.43},{"above_terrain":false,"airmass":null,"alt":-1.55,"az":16.1,"t":"2028-04-11T19:30:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-1.28,"az":16.9,"t":"2028-04-11T19:35:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-1.0,"az":17.8,"t":"2028-04-11T19:40:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-0.71,"az":18.6,"t":"2028-04-11T19:45:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-0.4,"az":19.5,"t":"2028-04-11T19:50:00Z","terrain":0.64},{"above_terrain":false,"airmass":null,"alt":-0.08,"az":20.3,"t":"2028-04-11T19:55:00Z","terrain":0.68},{"above_terrain":false,"airmass":34.45,"alt":0.25,"az":21.2,"t":"2028-04-11T20:00:00Z","terrain":0.74},{"above_terrain":false,"airmass":30.32,"alt":0.59,"az":22.0,"t":"2028-04-11T20:05:00Z","terrain":0.98},{"above_terrain":false,"airmass":26.77,"alt":0.95,"az":22.8,"t":"2028-04-11T20:10:00Z","terrain":1.13},{"above_terrain":true,"airmass":23.74,"alt":1.32,"az":23.6,"t":"2028-04-11T20:15:00Z","terrain":1.01},{"above_terrain":true,"airmass":21.16,"alt":1.7,"az":24.4,"t":"2028-04-11T20:20:00Z","terrain":1.05},{"above_terrain":true,"airmass":18.96,"alt":2.09,"az":25.2,"t":"2028-04-11T20:25:00Z","terrain":1.25},{"above_terrain":true,"airmass":17.07,"alt":2.5,"az":26.0,"t":"2028-04-11T20:30:00Z","terrain":1.34},{"above_terrain":true,"airmass":15.45,"alt":2.91,"az":26.8,"t":"2028-04-11T20:35:00Z","terrain":1.29},{"above_terrain":true,"airmass":14.05,"alt":3.34,"az":27.6,"t":"2028-04-11T20:40:00Z","terrain":1.22},{"above_terrain":true,"airmass":12.84,"alt":3.78,"az":28.4,"t":"2028-04-11T20:45:00Z","terrain":1.11},{"above_terrain":true,"airmass":11.78,"alt":4.23,"az":29.2,"t":"2028-04-11T20:50:00Z","terrain":1.03},{"above_terrain":true,"airmass":10.85,"alt":4.69,"az":29.9,"t":"2028-04-11T20:55:00Z","terrain":1.14},{"above_terrain":true,"airmass":10.03,"alt":5.17,"az":30.7,"t":"2028-04-11T21:00:00Z","terrain":1.26},{"above_terrain":true,"airmass":9.31,"alt":5.65,"az":31.5,"t":"2028-04-11T21:05:00Z","terrain":1.32},{"above_terrain":true,"airmass":8.66,"alt":6.14,"az":32.2,"t":"2028-04-11T21:10:00Z","terrain":1.26},{"above_terrain":true,"airmass":8.09,"alt":6.65,"az":33.0,"t":"2028-04-11T21:15:00Z","terrain":1.0},{"above_terrain":true,"airmass":7.57,"alt":7.16,"az":33.7,"t":"2028-04-11T21:20:00Z","terrain":0.6},{"above_terrain":true,"airmass":7.11,"alt":7.69,"az":34.4,"t":"2028-04-11T21:25:00Z","terrain":0.26},{"above_terrain":true,"airmass":6.69,"alt":8.22,"az":35.2,"t":"2028-04-11T21:30:00Z","terrain":0.05},{"above_terrain":true,"airmass":6.31,"alt":8.76,"az":35.9,"t":"2028-04-11T21:35:00Z","terrain":0.03},{"above_terrain":true,"airmass":5.96,"alt":9.32,"az":36.6,"t":"2028-04-11T21:40:00Z","terrain":-0.04},{"above_terrain":true,"airmass":5.65,"alt":9.88,"az":37.3,"t":"2028-04-11T21:45:00Z","terrain":-0.13},{"above_terrain":true,"airmass":5.36,"alt":10.45,"az":38.0,"t":"2028-04-11T21:50:00Z","terrain":-0.21},{"above_terrain":true,"airmass":5.1,"alt":11.03,"az":38.7,"t":"2028-04-11T21:55:00Z","terrain":-0.18},{"above_terrain":true,"airmass":4.85,"alt":11.62,"az":39.4,"t":"2028-04-11T22:00:00Z","terrain":-0.12},{"above_terrain":true,"airmass":4.63,"alt":12.22,"az":40.1,"t":"2028-04-11T22:05:00Z","terrain":-0.05},{"above_terrain":true,"airmass":4.42,"alt":12.83,"az":40.7,"t":"2028-04-11T22:10:00Z","terrain":0.0},{"above_terrain":true,"airmass":4.23,"alt":13.44,"az":41.4,"t":"2028-04-11T22:15:00Z","terrain":0.06},{"above_terrain":true,"airmass":4.05,"alt":14.06,"az":42.1,"t":"2028-04-11T22:20:00Z","terrain":0.13},{"above_terrain":true,"airmass":3.89,"alt":14.7,"az":42.7,"t":"2028-04-11T22:25:00Z","terrain":0.22},{"above_terrain":true,"airmass":3.73,"alt":15.33,"az":43.4,"t":"2028-04-11T22:30:00Z","terrain":0.31},{"above_terrain":true,"airmass":3.59,"alt":15.98,"az":44.0,"t":"2028-04-11T22:35:00Z","terrain":0.41},{"above_terrain":true,"airmass":3.46,"alt":16.64,"az":44.7,"t":"2028-04-11T22:40:00Z","terrain":0.52},{"above_terrain":true,"airmass":3.33,"alt":17.3,"az":45.3,"t":"2028-04-11T22:45:00Z","terrain":0.61},{"above_terrain":true,"airmass":3.21,"alt":17.97,"az":45.9,"t":"2028-04-11T22:50:00Z","terrain":0.66},{"above_terrain":true,"airmass":3.1,"alt":18.64,"az":46.5,"t":"2028-04-11T22:55:00Z","terrain":0.64},{"above_terrain":true,"airmass":3.0,"alt":19.32,"az":47.2,"t":"2028-04-11T23:00:00Z","terrain":0.6},{"above_terrain":true,"airmass":2.9,"alt":20.01,"az":47.8,"t":"2028-04-11T23:05:00Z","terrain":0.55},{"above_terrain":true,"airmass":2.81,"alt":20.71,"az":48.4,"t":"2028-04-11T23:10:00Z","terrain":0.49},{"above_terrain":true,"airmass":2.72,"alt":21.41,"az":49.0,"t":"2028-04-11T23:15:00Z","terrain":0.41},{"above_terrain":true,"airmass":2.64,"alt":22.12,"az":49.6,"t":"2028-04-11T23:20:00Z","terrain":0.4},{"above_terrain":true,"airmass":2.56,"alt":22.84,"az":50.1,"t":"2028-04-11T23:25:00Z","terrain":0.42},{"above_terrain":true,"airmass":2.49,"alt":23.56,"az":50.7,"t":"2028-04-11T23:30:00Z","terrain":0.49},{"above_terrain":true,"airmass":2.42,"alt":24.29,"az":51.3,"t":"2028-04-11T23:35:00Z","terrain":0.56},{"above_terrain":true,"airmass":2.35,"alt":25.02,"az":51.9,"t":"2028-04-11T23:40:00Z","terrain":0.62},{"above_terrain":true,"airmass":2.29,"alt":25.76,"az":52.4,"t":"2028-04-11T23:45:00Z","terrain":0.72},{"above_terrain":true,"airmass":2.23,"alt":26.5,"az":53.0,"t":"2028-04-11T23:50:00Z","terrain":0.83},{"above_terrain":true,"airmass":2.18,"alt":27.25,"az":53.5,"t":"2028-04-11T23:55:00Z","terrain":0.92},{"above_terrain":true,"airmass":2.12,"alt":28.01,"az":54.1,"t":"2028-04-12T00:00:00Z","terrain":1.0},{"above_terrain":true,"airmass":2.07,"alt":28.77,"az":54.6,"t":"2028-04-12T00:05:00Z","terrain":1.05},{"above_terrain":true,"airmass":2.02,"alt":29.53,"az":55.1,"t":"2028-04-12T00:10:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.98,"alt":30.3,"az":55.7,"t":"2028-04-12T00:15:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.93,"alt":31.08,"az":56.2,"t":"2028-04-12T00:20:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.89,"alt":31.86,"az":56.7,"t":"2028-04-12T00:25:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.85,"alt":32.64,"az":57.2,"t":"2028-04-12T00:30:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.81,"alt":33.43,"az":57.7,"t":"2028-04-12T00:35:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.77,"alt":34.23,"az":58.2,"t":"2028-04-12T00:40:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.74,"alt":35.02,"az":58.7,"t":"2028-04-12T00:45:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.71,"alt":35.83,"az":59.2,"t":"2028-04-12T00:50:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.67,"alt":36.63,"az":59.7,"t":"2028-04-12T00:55:00Z","terrain":1.18},{"above_terrain":true,"airmass":1.64,"alt":37.44,"az":60.2,"t":"2028-04-12T01:00:00Z","terrain":1.16},{"above_terrain":true,"airmass":1.61,"alt":38.26,"az":60.6,"t":"2028-04-12T01:05:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.58,"alt":39.07,"az":61.1,"t":"2028-04-12T01:10:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.56,"alt":39.9,"az":61.6,"t":"2028-04-12T01:15:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.53,"alt":40.72,"az":62.0,"t":"2028-04-12T01:20:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.51,"alt":41.55,"az":62.5,"t":"2028-04-12T01:25:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.48,"alt":42.38,"az":62.9,"t":"2028-04-12T01:30:00Z","terrain":0.92},{"above_terrain":true,"airmass":1.46,"alt":43.22,"az":63.4,"t":"2028-04-12T01:35:00Z","terrain":0.86},{"above_terrain":true,"airmass":1.44,"alt":44.05,"az":63.8,"t":"2028-04-12T01:40:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.42,"alt":44.9,"az":64.3,"t":"2028-04-12T01:45:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.39,"alt":45.74,"az":64.7,"t":"2028-04-12T01:50:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.38,"alt":46.59,"az":65.1,"t":"2028-04-12T01:55:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.36,"alt":47.44,"az":65.5,"t":"2028-04-12T02:00:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.34,"alt":48.29,"az":65.9,"t":"2028-04-12T02:05:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.32,"alt":49.15,"az":66.3,"t":"2028-04-12T02:10:00Z","terrain":0.86},{"above_terrain":true,"airmass":1.3,"alt":50.01,"az":66.7,"t":"2028-04-12T02:15:00Z","terrain":0.9},{"above_terrain":true,"airmass":1.29,"alt":50.87,"az":67.1,"t":"2028-04-12T02:20:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.27,"alt":51.73,"az":67.5,"t":"2028-04-12T02:25:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.26,"alt":52.6,"az":67.9,"t":"2028-04-12T02:30:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.24,"alt":53.46,"az":68.2,"t":"2028-04-12T02:35:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.23,"alt":54.33,"az":68.6,"t":"2028-04-12T02:40:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.22,"alt":55.21,"az":68.9,"t":"2028-04-12T02:45:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.2,"alt":56.08,"az":69.3,"t":"2028-04-12T02:50:00Z","terrain":1.1},{"above_terrain":true,"airmass":1.19,"alt":56.96,"az":69.6,"t":"2028-04-12T02:55:00Z","terrain":1.16},{"above_terrain":true,"airmass":1.18,"alt":57.84,"az":70.0,"t":"2028-04-12T03:00:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.17,"alt":58.72,"az":70.3,"t":"2028-04-12T03:05:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.16,"alt":59.6,"az":70.6,"t":"2028-04-12T03:10:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.15,"alt":60.48,"az":70.9,"t":"2028-04-12T03:15:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.14,"alt":61.37,"az":71.2,"t":"2028-04-12T03:20:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.13,"alt":62.25,"az":71.4,"t":"2028-04-12T03:25:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.12,"alt":63.14,"az":71.7,"t":"2028-04-12T03:30:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.11,"alt":64.03,"az":72.0,"t":"2028-04-12T03:35:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.1,"alt":64.92,"az":72.2,"t":"2028-04-12T03:40:00Z","terrain":1.16},{"above_terrain":true,"airmass":1.1,"alt":65.81,"az":72.4,"t":"2028-04-12T03:45:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.09,"alt":66.71,"az":72.6,"t":"2028-04-12T03:50:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.08,"alt":67.6,"az":72.8,"t":"2028-04-12T03:55:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.07,"alt":68.49,"az":72.9,"t":"2028-04-12T04:00:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.07,"alt":69.39,"az":73.0,"t":"2028-04-12T04:05:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.06,"alt":70.28,"az":73.1,"t":"2028-04-12T04:10:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.06,"alt":71.18,"az":73.2,"t":"2028-04-12T04:15:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.05,"alt":72.08,"az":73.2,"t":"2028-04-12T04:20:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.05,"alt":72.97,"az":73.2,"t":"2028-04-12T04:25:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.04,"alt":73.87,"az":73.1,"t":"2028-04-12T04:30:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.04,"alt":74.76,"az":73.0,"t":"2028-04-12T04:35:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.03,"alt":75.66,"az":72.7,"t":"2028-04-12T04:40:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.03,"alt":76.55,"az":72.4,"t":"2028-04-12T04:45:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.02,"alt":77.44,"az":72.0,"t":"2028-04-12T04:50:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.02,"alt":78.33,"az":71.5,"t":"2028-04-12T04:55:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.02,"alt":79.22,"az":70.8,"t":"2028-04-12T05:00:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.01,"alt":80.1,"az":69.9,"t":"2028-04-12T05:05:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.01,"alt":80.97,"az":68.8,"t":"2028-04-12T05:10:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.01,"alt":81.84,"az":67.3,"t":"2028-04-12T05:15:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.01,"alt":82.7,"az":65.4,"t":"2028-04-12T05:20:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.01,"alt":83.54,"az":62.8,"t":"2028-04-12T05:25:00Z","terrain":0.93},{"above_terrain":true,"airmass":1.0,"alt":84.36,"az":59.4,"t":"2028-04-12T05:30:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.0,"alt":85.15,"az":54.7,"t":"2028-04-12T05:35:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.0,"alt":85.88,"az":48.1,"t":"2028-04-12T05:40:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.0,"alt":86.53,"az":38.6,"t":"2028-04-12T05:45:00Z","terrain":-0.18},{"above_terrain":true,"airmass":1.0,"alt":87.02,"az":25.3,"t":"2028-04-12T05:50:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.0,"alt":87.3,"az":8.0,"t":"2028-04-12T05:55:00Z","terrain":-0.41},{"above_terrain":true,"airmass":1.0,"alt":87.27,"az":349.0,"t":"2028-04-12T06:00:00Z","terrain":0.0},{"above_terrain":true,"airmass":1.0,"alt":86.96,"az":332.3,"t":"2028-04-12T06:05:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.0,"alt":86.43,"az":319.6,"t":"2028-04-12T06:10:00Z","terrain":-0.18},{"above_terrain":true,"airmass":1.0,"alt":85.77,"az":310.7,"t":"2028-04-12T06:15:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.0,"alt":85.02,"az":304.5,"t":"2028-04-12T06:20:00Z","terrain":-0.19},{"above_terrain":true,"airmass":1.0,"alt":84.23,"az":300.0,"t":"2028-04-12T06:25:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.01,"alt":83.41,"az":296.7,"t":"2028-04-12T06:30:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.01,"alt":82.56,"az":294.3,"t":"2028-04-12T06:35:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.01,"alt":81.7,"az":292.4,"t":"2028-04-12T06:40:00Z","terrain":0.44},{"above_terrain":true,"airmass":1.01,"alt":80.83,"az":291.0,"t":"2028-04-12T06:45:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.02,"alt":79.96,"az":289.9,"t":"2028-04-12T06:50:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.02,"alt":79.07,"az":289.0,"t":"2028-04-12T06:55:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.02,"alt":78.19,"az":288.4,"t":"2028-04-12T07:00:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.02,"alt":77.3,"az":287.9,"t":"2028-04-12T07:05:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.03,"alt":76.41,"az":287.5,"t":"2028-04-12T07:10:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.03,"alt":75.51,"az":287.2,"t":"2028-04-12T07:15:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.04,"alt":74.62,"az":287.0,"t":"2028-04-12T07:20:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.04,"alt":73.72,"az":286.9,"t":"2028-04-12T07:25:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.05,"alt":72.83,"az":286.8,"t":"2028-04-12T07:30:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.05,"alt":71.93,"az":286.8,"t":"2028-04-12T07:35:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.06,"alt":71.03,"az":286.8,"t":"2028-04-12T07:40:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.06,"alt":70.14,"az":286.9,"t":"2028-04-12T07:45:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.07,"alt":69.24,"az":287.0,"t":"2028-04-12T07:50:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.08,"alt":68.35,"az":287.1,"t":"2028-04-12T07:55:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.08,"alt":67.45,"az":287.3,"t":"2028-04-12T08:00:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.09,"alt":66.56,"az":287.4,"t":"2028-04-12T08:05:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.1,"alt":65.67,"az":287.6,"t":"2028-04-12T08:10:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.1,"alt":64.78,"az":287.9,"t":"2028-04-12T08:15:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.11,"alt":63.89,"az":288.1,"t":"2028-04-12T08:20:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.12,"alt":63.0,"az":288.3,"t":"2028-04-12T08:25:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.13,"alt":62.11,"az":288.6,"t":"2028-04-12T08:30:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.14,"alt":61.22,"az":288.9,"t":"2028-04-12T08:35:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.15,"alt":60.34,"az":289.2,"t":"2028-04-12T08:40:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.16,"alt":59.46,"az":289.5,"t":"2028-04-12T08:45:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.17,"alt":58.57,"az":289.8,"t":"2028-04-12T08:50:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.18,"alt":57.69,"az":290.1,"t":"2028-04-12T08:55:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.19,"alt":56.82,"az":290.4,"t":"2028-04-12T09:00:00Z","terrain":0.37}],"transit":{"airmass":1.0,"alt":87.3,"az":8.0,"t":"2028-04-12T05:55:00Z"},"usable_hours":3.08,"verdict":"marginal","zenith_passage":true},"warnings":["No cloud data for this night (beyond the 4-day forecast, or not yet in the archive) \u2014 the score is geometry only."]}