{"assessment":{"best_window":{"end":"2043-04-02T02:30Z","end_local":"05:30","hours":1.83,"label":"good","mean_quality":0.71,"start":"2043-04-02T00:40Z","start_local":"03:40"},"cost":{"altitude":6.51,"clouds":0.0,"darkness":1.17,"moon":0.33},"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 barely \u2014 weather unknown","hourly":[{"alt":-1,"cloud":null,"high":null,"iso":"2043-04-01T17:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-69,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"20:00","wind":null},{"alt":-3,"cloud":null,"high":null,"iso":"2043-04-01T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-60,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"21:00","wind":null},{"alt":-4,"cloud":null,"high":null,"iso":"2043-04-01T19:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-49,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":-2,"cloud":null,"high":null,"iso":"2043-04-01T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-38,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":2,"cloud":null,"high":null,"iso":"2043-04-01T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-28,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":7,"cloud":null,"high":null,"iso":"2043-04-01T22:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-18,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":14,"cloud":null,"high":null,"iso":"2043-04-01T23:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-8,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":22,"cloud":null,"high":null,"iso":"2043-04-02T00:00Z","label":"marginal","low":null,"mid":null,"moon_alt":0,"precip":null,"q":0.41,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":31,"cloud":null,"high":null,"iso":"2043-04-02T01:00Z","label":"good","low":null,"mid":null,"moon_alt":8,"precip":null,"q":0.69,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":40,"cloud":null,"high":null,"iso":"2043-04-02T02:00Z","label":"good","low":null,"mid":null,"moon_alt":14,"precip":null,"q":0.74,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":50,"cloud":null,"high":null,"iso":"2043-04-02T03:00Z","label":"marginal","low":null,"mid":null,"moon_alt":17,"precip":null,"q":0.39,"rh":null,"sky":"astronomical twilight","temp":null,"time":"06:00","wind":null},{"alt":61,"cloud":null,"high":null,"iso":"2043-04-02T04:00Z","label":"unusable","low":null,"mid":null,"moon_alt":19,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"07:00","wind":null}],"peak_quality":0.76,"peak_sky":0.76,"quality_hours":1.99,"reasons":["the target being low or below 20\u00b0 cost 6.5 quality-hours","daylight and twilight cost 1.2 quality-hours","moonlight cost 0.3 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":38,"score_weather":null,"sky_hours":1.99,"verdict":"unknown","verdict_astronomy":"poor","weather_known":false,"windows":[{"end":"2043-04-01T23:50Z","end_local":"02:50","hours":7.08,"label":"unusable","mean_quality":0.0,"start":"2043-04-01T16:45Z","start_local":"19:45"},{"end":"2043-04-02T00:40Z","end_local":"03:40","hours":0.83,"label":"marginal","mean_quality":0.49,"start":"2043-04-01T23:50Z","start_local":"02:50"},{"end":"2043-04-02T02:30Z","end_local":"05:30","hours":1.83,"label":"good","mean_quality":0.71,"start":"2043-04-02T00:40Z","start_local":"03:40"},{"end":"2043-04-02T03:05Z","end_local":"06:05","hours":0.58,"label":"marginal","mean_quality":0.39,"start":"2043-04-02T02:30Z","start_local":"05:30"},{"end":"2043-04-02T03:35Z","end_local":"06:35","hours":0.5,"label":"poor","mean_quality":0.12,"start":"2043-04-02T03:05Z","start_local":"06:05"},{"end":"2043-04-02T04:05Z","end_local":"07:05","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2043-04-02T03:35Z","start_local":"06:35"}]},"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":"2043-04-01T18:21:51Z","dark_hours":8.09,"dark_to":"2043-04-02T02:27:11Z","moon":{"illumination":0.584,"phase":"waning gibbous","waxing":false},"moon_free_dark_hours":5.6,"moonrise":"2043-04-01T23:58:36Z","moonset":"2043-04-02T08:08:45Z","sunrise":"2043-04-02T04:02:50Z","sunset":"2043-04-01T16:46:06Z","twilight":{"astronomical":{"end":"2043-04-01T18:21:51Z","start":"2043-04-02T02:27:11Z"},"civil":{"end":"2043-04-01T17:14:11Z","start":"2043-04-02T03:34:47Z"},"nautical":{"end":"2043-04-01T17:47:27Z","start":"2043-04-02T03:01:33Z"}},"window_end":"2043-04-02T09:00:00Z","window_start":"2043-04-01T09:00:00Z"},"night_date":"2043-04-01","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.42,"alt":44.5,"t":"2043-04-02T02:25:00Z"},"dec":44.25788576,"dec_of_date":44.4279,"dec_str":"+44\u00b0 15' 28.4\"","good_hours":1.5,"limit_rise":"2043-04-01T23:46:57Z","limit_set":"2043-04-01T13:35:50Z","max_az_rate_deg_per_min":3.66,"moon_separation":82.4,"never_rises":false,"ra":314.72388973,"ra_of_date":315.1114,"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 1.5 h above 30\u00b0, 2.7 h above 20\u00b0 \u2014 usable, at high airmass.","terrain":{"available":true,"behind_at":"2043-04-01T16:52:30Z","blocked_dark_hours":0,"clears_at":"2043-04-01T20:53:35Z","rise_az":287.9},"track":[{"above_terrain":true,"airmass":1.1,"alt":65.01,"az":287.9,"t":"2043-04-01T09:00:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.11,"alt":64.12,"az":288.2,"t":"2043-04-01T09:05:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.12,"alt":63.23,"az":288.4,"t":"2043-04-01T09:10:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.13,"alt":62.34,"az":288.7,"t":"2043-04-01T09:15:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.14,"alt":61.46,"az":288.9,"t":"2043-04-01T09:20:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.15,"alt":60.57,"az":289.2,"t":"2043-04-01T09:25:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.16,"alt":59.69,"az":289.5,"t":"2043-04-01T09:30:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.17,"alt":58.81,"az":289.8,"t":"2043-04-01T09:35:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.18,"alt":57.93,"az":290.1,"t":"2043-04-01T09:40:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.19,"alt":57.05,"az":290.4,"t":"2043-04-01T09:45:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.2,"alt":56.18,"az":290.8,"t":"2043-04-01T09:50:00Z","terrain":0.45},{"above_terrain":true,"airmass":1.22,"alt":55.3,"az":291.1,"t":"2043-04-01T09:55:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.23,"alt":54.43,"az":291.5,"t":"2043-04-01T10:00:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.24,"alt":53.56,"az":291.8,"t":"2043-04-01T10:05:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.26,"alt":52.69,"az":292.2,"t":"2043-04-01T10:10:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.27,"alt":51.83,"az":292.6,"t":"2043-04-01T10:15:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.29,"alt":50.96,"az":292.9,"t":"2043-04-01T10:20:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.3,"alt":50.1,"az":293.3,"t":"2043-04-01T10:25:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.32,"alt":49.24,"az":293.7,"t":"2043-04-01T10:30:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.34,"alt":48.39,"az":294.1,"t":"2043-04-01T10:35:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.35,"alt":47.54,"az":294.5,"t":"2043-04-01T10:40:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.37,"alt":46.69,"az":294.9,"t":"2043-04-01T10:45:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.39,"alt":45.84,"az":295.4,"t":"2043-04-01T10:50:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.41,"alt":44.99,"az":295.8,"t":"2043-04-01T10:55:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.43,"alt":44.15,"az":296.2,"t":"2043-04-01T11:00:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.46,"alt":43.32,"az":296.7,"t":"2043-04-01T11:05:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.48,"alt":42.48,"az":297.1,"t":"2043-04-01T11:10:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.5,"alt":41.65,"az":297.5,"t":"2043-04-01T11:15:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.53,"alt":40.82,"az":298.0,"t":"2043-04-01T11:20:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.55,"alt":40.0,"az":298.4,"t":"2043-04-01T11:25:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.58,"alt":39.17,"az":298.9,"t":"2043-04-01T11:30:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.61,"alt":38.36,"az":299.4,"t":"2043-04-01T11:35:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.64,"alt":37.54,"az":299.9,"t":"2043-04-01T11:40:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.67,"alt":36.73,"az":300.3,"t":"2043-04-01T11:45:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.7,"alt":35.93,"az":300.8,"t":"2043-04-01T11:50:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.73,"alt":35.13,"az":301.3,"t":"2043-04-01T11:55:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.77,"alt":34.33,"az":301.8,"t":"2043-04-01T12:00:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.81,"alt":33.54,"az":302.3,"t":"2043-04-01T12:05:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.84,"alt":32.75,"az":302.8,"t":"2043-04-01T12:10:00Z","terrain":-0.17},{"above_terrain":true,"airmass":1.88,"alt":31.96,"az":303.3,"t":"2043-04-01T12:15:00Z","terrain":-0.19},{"above_terrain":true,"airmass":1.93,"alt":31.18,"az":303.8,"t":"2043-04-01T12:20:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.97,"alt":30.41,"az":304.3,"t":"2043-04-01T12:25:00Z","terrain":-0.17},{"above_terrain":true,"airmass":2.02,"alt":29.64,"az":304.9,"t":"2043-04-01T12:30:00Z","terrain":-0.27},{"above_terrain":true,"airmass":2.06,"alt":28.87,"az":305.4,"t":"2043-04-01T12:35:00Z","terrain":-0.24},{"above_terrain":true,"airmass":2.12,"alt":28.11,"az":305.9,"t":"2043-04-01T12:40:00Z","terrain":-0.18},{"above_terrain":true,"airmass":2.17,"alt":27.36,"az":306.5,"t":"2043-04-01T12:45:00Z","terrain":0.0},{"above_terrain":true,"airmass":2.22,"alt":26.61,"az":307.0,"t":"2043-04-01T12:50:00Z","terrain":0.18},{"above_terrain":true,"airmass":2.28,"alt":25.86,"az":307.6,"t":"2043-04-01T12:55:00Z","terrain":0.26},{"above_terrain":true,"airmass":2.35,"alt":25.12,"az":308.1,"t":"2043-04-01T13:00:00Z","terrain":0.3},{"above_terrain":true,"airmass":2.41,"alt":24.39,"az":308.7,"t":"2043-04-01T13:05:00Z","terrain":0.21},{"above_terrain":true,"airmass":2.48,"alt":23.66,"az":309.3,"t":"2043-04-01T13:10:00Z","terrain":0.18},{"above_terrain":true,"airmass":2.55,"alt":22.94,"az":309.9,"t":"2043-04-01T13:15:00Z","terrain":0.21},{"above_terrain":true,"airmass":2.63,"alt":22.23,"az":310.4,"t":"2043-04-01T13:20:00Z","terrain":0.28},{"above_terrain":true,"airmass":2.71,"alt":21.52,"az":311.0,"t":"2043-04-01T13:25:00Z","terrain":0.35},{"above_terrain":true,"airmass":2.8,"alt":20.81,"az":311.6,"t":"2043-04-01T13:30:00Z","terrain":0.22},{"above_terrain":true,"airmass":2.89,"alt":20.12,"az":312.2,"t":"2043-04-01T13:35:00Z","terrain":0.17},{"above_terrain":true,"airmass":2.98,"alt":19.43,"az":312.8,"t":"2043-04-01T13:40:00Z","terrain":0.25},{"above_terrain":true,"airmass":3.09,"alt":18.74,"az":313.4,"t":"2043-04-01T13:45:00Z","terrain":0.36},{"above_terrain":true,"airmass":3.2,"alt":18.07,"az":314.1,"t":"2043-04-01T13:50:00Z","terrain":0.48},{"above_terrain":true,"airmass":3.31,"alt":17.4,"az":314.7,"t":"2043-04-01T13:55:00Z","terrain":0.53},{"above_terrain":true,"airmass":3.44,"alt":16.74,"az":315.3,"t":"2043-04-01T14:00:00Z","terrain":0.53},{"above_terrain":true,"airmass":3.57,"alt":16.08,"az":316.0,"t":"2043-04-01T14:05:00Z","terrain":0.48},{"above_terrain":true,"airmass":3.71,"alt":15.44,"az":316.6,"t":"2043-04-01T14:10:00Z","terrain":0.37},{"above_terrain":true,"airmass":3.86,"alt":14.8,"az":317.2,"t":"2043-04-01T14:15:00Z","terrain":0.31},{"above_terrain":true,"airmass":4.03,"alt":14.17,"az":317.9,"t":"2043-04-01T14:20:00Z","terrain":0.33},{"above_terrain":true,"airmass":4.2,"alt":13.54,"az":318.6,"t":"2043-04-01T14:25:00Z","terrain":0.06},{"above_terrain":true,"airmass":4.39,"alt":12.93,"az":319.2,"t":"2043-04-01T14:30:00Z","terrain":-0.15},{"above_terrain":true,"airmass":4.59,"alt":12.32,"az":319.9,"t":"2043-04-01T14:35:00Z","terrain":-0.19},{"above_terrain":true,"airmass":4.81,"alt":11.72,"az":320.6,"t":"2043-04-01T14:40:00Z","terrain":-0.2},{"above_terrain":true,"airmass":5.05,"alt":11.13,"az":321.3,"t":"2043-04-01T14:45:00Z","terrain":-0.09},{"above_terrain":true,"airmass":5.31,"alt":10.55,"az":322.0,"t":"2043-04-01T14:50:00Z","terrain":0.2},{"above_terrain":true,"airmass":5.6,"alt":9.98,"az":322.7,"t":"2043-04-01T14:55:00Z","terrain":0.12},{"above_terrain":true,"airmass":5.91,"alt":9.42,"az":323.4,"t":"2043-04-01T15:00:00Z","terrain":-0.03},{"above_terrain":true,"airmass":6.25,"alt":8.86,"az":324.1,"t":"2043-04-01T15:05:00Z","terrain":-0.21},{"above_terrain":true,"airmass":6.62,"alt":8.32,"az":324.8,"t":"2043-04-01T15:10:00Z","terrain":-0.19},{"above_terrain":true,"airmass":7.03,"alt":7.78,"az":325.5,"t":"2043-04-01T15:15:00Z","terrain":-0.22},{"above_terrain":true,"airmass":7.48,"alt":7.26,"az":326.3,"t":"2043-04-01T15:20:00Z","terrain":-0.28},{"above_terrain":true,"airmass":7.99,"alt":6.74,"az":327.0,"t":"2043-04-01T15:25:00Z","terrain":-0.39},{"above_terrain":true,"airmass":8.55,"alt":6.24,"az":327.7,"t":"2043-04-01T15:30:00Z","terrain":-0.27},{"above_terrain":true,"airmass":9.18,"alt":5.74,"az":328.5,"t":"2043-04-01T15:35:00Z","terrain":-0.18},{"above_terrain":true,"airmass":9.88,"alt":5.26,"az":329.3,"t":"2043-04-01T15:40:00Z","terrain":-0.19},{"above_terrain":true,"airmass":10.68,"alt":4.79,"az":330.0,"t":"2043-04-01T15:45:00Z","terrain":-0.35},{"above_terrain":true,"airmass":11.58,"alt":4.32,"az":330.8,"t":"2043-04-01T15:50:00Z","terrain":-0.38},{"above_terrain":true,"airmass":12.61,"alt":3.87,"az":331.6,"t":"2043-04-01T15:55:00Z","terrain":-0.25},{"above_terrain":true,"airmass":13.78,"alt":3.43,"az":332.3,"t":"2043-04-01T16:00:00Z","terrain":-0.13},{"above_terrain":true,"airmass":15.13,"alt":3.0,"az":333.1,"t":"2043-04-01T16:05:00Z","terrain":-0.13},{"above_terrain":true,"airmass":16.7,"alt":2.59,"az":333.9,"t":"2043-04-01T16:10:00Z","terrain":-0.22},{"above_terrain":true,"airmass":18.51,"alt":2.18,"az":334.7,"t":"2043-04-01T16:15:00Z","terrain":-0.49},{"above_terrain":true,"airmass":20.62,"alt":1.79,"az":335.5,"t":"2043-04-01T16:20:00Z","terrain":-0.71},{"above_terrain":true,"airmass":23.1,"alt":1.41,"az":336.3,"t":"2043-04-01T16:25:00Z","terrain":-0.8},{"above_terrain":true,"airmass":26.0,"alt":1.04,"az":337.1,"t":"2043-04-01T16:30:00Z","terrain":-0.69},{"above_terrain":true,"airmass":29.39,"alt":0.68,"az":338.0,"t":"2043-04-01T16:35:00Z","terrain":-0.48},{"above_terrain":true,"airmass":33.35,"alt":0.33,"az":338.8,"t":"2043-04-01T16:40:00Z","terrain":-0.69},{"above_terrain":true,"airmass":37.9,"alt":0.0,"az":339.6,"t":"2043-04-01T16:45:00Z","terrain":-0.61},{"above_terrain":true,"airmass":null,"alt":-0.32,"az":340.5,"t":"2043-04-01T16:50:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-0.62,"az":341.3,"t":"2043-04-01T16:55:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-0.92,"az":342.1,"t":"2043-04-01T17:00:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-1.2,"az":343.0,"t":"2043-04-01T17:05:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-1.47,"az":343.9,"t":"2043-04-01T17:10:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-1.72,"az":344.7,"t":"2043-04-01T17:15:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-1.96,"az":345.6,"t":"2043-04-01T17:20:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-2.19,"az":346.4,"t":"2043-04-01T17:25:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-2.4,"az":347.3,"t":"2043-04-01T17:30:00Z","terrain":-0.33},{"above_terrain":false,"airmass":null,"alt":-2.6,"az":348.2,"t":"2043-04-01T17:35:00Z","terrain":-0.11},{"above_terrain":false,"airmass":null,"alt":-2.78,"az":349.1,"t":"2043-04-01T17:40:00Z","terrain":0.01},{"above_terrain":false,"airmass":null,"alt":-2.95,"az":349.9,"t":"2043-04-01T17:45:00Z","terrain":0.13},{"above_terrain":false,"airmass":null,"alt":-3.11,"az":350.8,"t":"2043-04-01T17:50:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-3.25,"az":351.7,"t":"2043-04-01T17:55:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-3.38,"az":352.6,"t":"2043-04-01T18:00:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-3.49,"az":353.5,"t":"2043-04-01T18:05:00Z","terrain":0.56},{"above_terrain":false,"airmass":null,"alt":-3.59,"az":354.4,"t":"2043-04-01T18:10:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.68,"az":355.3,"t":"2043-04-01T18:15:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-3.74,"az":356.2,"t":"2043-04-01T18:20:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-3.8,"az":357.1,"t":"2043-04-01T18:25:00Z","terrain":0.74},{"above_terrain":false,"airmass":null,"alt":-3.84,"az":358.0,"t":"2043-04-01T18:30:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-3.87,"az":358.9,"t":"2043-04-01T18:35:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.88,"az":359.7,"t":"2043-04-01T18:40:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-3.88,"az":0.6,"t":"2043-04-01T18:45:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-3.86,"az":1.5,"t":"2043-04-01T18:50:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-3.82,"az":2.4,"t":"2043-04-01T18:55:00Z","terrain":0.01},{"above_terrain":false,"airmass":null,"alt":-3.78,"az":3.3,"t":"2043-04-01T19:00:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-3.72,"az":4.2,"t":"2043-04-01T19:05:00Z","terrain":-0.31},{"above_terrain":false,"airmass":null,"alt":-3.64,"az":5.1,"t":"2043-04-01T19:10:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-3.55,"az":6.0,"t":"2043-04-01T19:15:00Z","terrain":-0.59},{"above_terrain":false,"airmass":null,"alt":-3.44,"az":6.9,"t":"2043-04-01T19:20:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-3.32,"az":7.8,"t":"2043-04-01T19:25:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-3.19,"az":8.7,"t":"2043-04-01T19:30:00Z","terrain":-0.58},{"above_terrain":false,"airmass":null,"alt":-3.04,"az":9.6,"t":"2043-04-01T19:35:00Z","terrain":-0.63},{"above_terrain":false,"airmass":null,"alt":-2.88,"az":10.4,"t":"2043-04-01T19:40:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-2.7,"az":11.3,"t":"2043-04-01T19:45:00Z","terrain":-0.33},{"above_terrain":false,"airmass":null,"alt":-2.51,"az":12.2,"t":"2043-04-01T19:50:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-2.31,"az":13.1,"t":"2043-04-01T19:55:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-2.09,"az":13.9,"t":"2043-04-01T20:00:00Z","terrain":0.08},{"above_terrain":false,"airmass":null,"alt":-1.86,"az":14.8,"t":"2043-04-01T20:05:00Z","terrain":0.35},{"above_terrain":false,"airmass":null,"alt":-1.61,"az":15.7,"t":"2043-04-01T20:10:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-1.35,"az":16.5,"t":"2043-04-01T20:15:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-1.08,"az":17.4,"t":"2043-04-01T20:20:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-0.79,"az":18.2,"t":"2043-04-01T20:25:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-0.49,"az":19.1,"t":"2043-04-01T20:30:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-0.18,"az":19.9,"t":"2043-04-01T20:35:00Z","terrain":0.67},{"above_terrain":false,"airmass":35.83,"alt":0.15,"az":20.7,"t":"2043-04-01T20:40:00Z","terrain":0.68},{"above_terrain":false,"airmass":31.54,"alt":0.48,"az":21.6,"t":"2043-04-01T20:45:00Z","terrain":0.86},{"above_terrain":false,"airmass":27.84,"alt":0.83,"az":22.4,"t":"2043-04-01T20:50:00Z","terrain":1.06},{"above_terrain":true,"airmass":24.67,"alt":1.2,"az":23.2,"t":"2043-04-01T20:55:00Z","terrain":1.11},{"above_terrain":true,"airmass":21.97,"alt":1.57,"az":24.0,"t":"2043-04-01T21:00:00Z","terrain":0.93},{"above_terrain":true,"airmass":19.66,"alt":1.96,"az":24.8,"t":"2043-04-01T21:05:00Z","terrain":1.17},{"above_terrain":true,"airmass":17.68,"alt":2.36,"az":25.6,"t":"2043-04-01T21:10:00Z","terrain":1.3},{"above_terrain":true,"airmass":15.98,"alt":2.77,"az":26.4,"t":"2043-04-01T21:15:00Z","terrain":1.31},{"above_terrain":true,"airmass":14.52,"alt":3.19,"az":27.2,"t":"2043-04-01T21:20:00Z","terrain":1.26},{"above_terrain":true,"airmass":13.25,"alt":3.62,"az":28.0,"t":"2043-04-01T21:25:00Z","terrain":1.19},{"above_terrain":true,"airmass":12.14,"alt":4.07,"az":28.8,"t":"2043-04-01T21:30:00Z","terrain":1.04},{"above_terrain":true,"airmass":11.17,"alt":4.53,"az":29.6,"t":"2043-04-01T21:35:00Z","terrain":1.08},{"above_terrain":true,"airmass":10.32,"alt":4.99,"az":30.3,"t":"2043-04-01T21:40:00Z","terrain":1.2},{"above_terrain":true,"airmass":9.56,"alt":5.47,"az":31.1,"t":"2043-04-01T21:45:00Z","terrain":1.31},{"above_terrain":true,"airmass":8.89,"alt":5.96,"az":31.8,"t":"2043-04-01T21:50:00Z","terrain":1.33},{"above_terrain":true,"airmass":8.3,"alt":6.46,"az":32.6,"t":"2043-04-01T21:55:00Z","terrain":1.13},{"above_terrain":true,"airmass":7.76,"alt":6.97,"az":33.3,"t":"2043-04-01T22:00:00Z","terrain":0.81},{"above_terrain":true,"airmass":7.28,"alt":7.49,"az":34.1,"t":"2043-04-01T22:05:00Z","terrain":0.41},{"above_terrain":true,"airmass":6.84,"alt":8.02,"az":34.8,"t":"2043-04-01T22:10:00Z","terrain":0.13},{"above_terrain":true,"airmass":6.45,"alt":8.55,"az":35.5,"t":"2043-04-01T22:15:00Z","terrain":0.04},{"above_terrain":true,"airmass":6.09,"alt":9.1,"az":36.2,"t":"2043-04-01T22:20:00Z","terrain":0.0},{"above_terrain":true,"airmass":5.77,"alt":9.66,"az":36.9,"t":"2043-04-01T22:25:00Z","terrain":-0.08},{"above_terrain":true,"airmass":5.47,"alt":10.23,"az":37.6,"t":"2043-04-01T22:30:00Z","terrain":-0.17},{"above_terrain":true,"airmass":5.2,"alt":10.8,"az":38.3,"t":"2043-04-01T22:35:00Z","terrain":-0.19},{"above_terrain":true,"airmass":4.95,"alt":11.39,"az":39.0,"t":"2043-04-01T22:40:00Z","terrain":-0.16},{"above_terrain":true,"airmass":4.72,"alt":11.98,"az":39.7,"t":"2043-04-01T22:45:00Z","terrain":-0.08},{"above_terrain":true,"airmass":4.5,"alt":12.58,"az":40.4,"t":"2043-04-01T22:50:00Z","terrain":-0.02},{"above_terrain":true,"airmass":4.31,"alt":13.2,"az":41.1,"t":"2043-04-01T22:55:00Z","terrain":0.03},{"above_terrain":true,"airmass":4.12,"alt":13.81,"az":41.7,"t":"2043-04-01T23:00:00Z","terrain":0.09},{"above_terrain":true,"airmass":3.95,"alt":14.44,"az":42.4,"t":"2043-04-01T23:05:00Z","terrain":0.17},{"above_terrain":true,"airmass":3.79,"alt":15.08,"az":43.0,"t":"2043-04-01T23:10:00Z","terrain":0.26},{"above_terrain":true,"airmass":3.65,"alt":15.72,"az":43.7,"t":"2043-04-01T23:15:00Z","terrain":0.36},{"above_terrain":true,"airmass":3.51,"alt":16.37,"az":44.3,"t":"2043-04-01T23:20:00Z","terrain":0.46},{"above_terrain":true,"airmass":3.38,"alt":17.03,"az":45.0,"t":"2043-04-01T23:25:00Z","terrain":0.57},{"above_terrain":true,"airmass":3.26,"alt":17.69,"az":45.6,"t":"2043-04-01T23:30:00Z","terrain":0.63},{"above_terrain":true,"airmass":3.15,"alt":18.36,"az":46.2,"t":"2043-04-01T23:35:00Z","terrain":0.66},{"above_terrain":true,"airmass":3.04,"alt":19.04,"az":46.8,"t":"2043-04-01T23:40:00Z","terrain":0.62},{"above_terrain":true,"airmass":2.94,"alt":19.73,"az":47.4,"t":"2043-04-01T23:45:00Z","terrain":0.58},{"above_terrain":true,"airmass":2.85,"alt":20.42,"az":48.0,"t":"2043-04-01T23:50:00Z","terrain":0.53},{"above_terrain":true,"airmass":2.76,"alt":21.12,"az":48.6,"t":"2043-04-01T23:55:00Z","terrain":0.45},{"above_terrain":true,"airmass":2.67,"alt":21.83,"az":49.2,"t":"2043-04-02T00:00:00Z","terrain":0.41},{"above_terrain":true,"airmass":2.59,"alt":22.54,"az":49.8,"t":"2043-04-02T00:05:00Z","terrain":0.4},{"above_terrain":true,"airmass":2.52,"alt":23.26,"az":50.4,"t":"2043-04-02T00:10:00Z","terrain":0.45},{"above_terrain":true,"airmass":2.45,"alt":23.98,"az":51.0,"t":"2043-04-02T00:15:00Z","terrain":0.53},{"above_terrain":true,"airmass":2.38,"alt":24.71,"az":51.5,"t":"2043-04-02T00:20:00Z","terrain":0.58},{"above_terrain":true,"airmass":2.32,"alt":25.45,"az":52.1,"t":"2043-04-02T00:25:00Z","terrain":0.65},{"above_terrain":true,"airmass":2.26,"alt":26.19,"az":52.7,"t":"2043-04-02T00:30:00Z","terrain":0.77},{"above_terrain":true,"airmass":2.2,"alt":26.93,"az":53.2,"t":"2043-04-02T00:35:00Z","terrain":0.87},{"above_terrain":true,"airmass":2.14,"alt":27.69,"az":53.8,"t":"2043-04-02T00:40:00Z","terrain":0.96},{"above_terrain":true,"airmass":2.09,"alt":28.44,"az":54.3,"t":"2043-04-02T00:45:00Z","terrain":1.02},{"above_terrain":true,"airmass":2.04,"alt":29.21,"az":54.8,"t":"2043-04-02T00:50:00Z","terrain":1.07},{"above_terrain":true,"airmass":2.0,"alt":29.97,"az":55.4,"t":"2043-04-02T00:55:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.95,"alt":30.75,"az":55.9,"t":"2043-04-02T01:00:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.91,"alt":31.52,"az":56.4,"t":"2043-04-02T01:05:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.87,"alt":32.3,"az":56.9,"t":"2043-04-02T01:10:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.83,"alt":33.09,"az":57.4,"t":"2043-04-02T01:15:00Z","terrain":1.15},{"above_terrain":true,"airmass":1.79,"alt":33.88,"az":57.9,"t":"2043-04-02T01:20:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.75,"alt":34.68,"az":58.4,"t":"2043-04-02T01:25:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.72,"alt":35.48,"az":58.9,"t":"2043-04-02T01:30:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.69,"alt":36.28,"az":59.4,"t":"2043-04-02T01:35:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.66,"alt":37.09,"az":59.9,"t":"2043-04-02T01:40:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.63,"alt":37.9,"az":60.4,"t":"2043-04-02T01:45:00Z","terrain":1.14},{"above_terrain":true,"airmass":1.6,"alt":38.71,"az":60.8,"t":"2043-04-02T01:50:00Z","terrain":1.1},{"above_terrain":true,"airmass":1.57,"alt":39.53,"az":61.3,"t":"2043-04-02T01:55:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.54,"alt":40.36,"az":61.8,"t":"2043-04-02T02:00:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.52,"alt":41.18,"az":62.2,"t":"2043-04-02T02:05:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.49,"alt":42.01,"az":62.7,"t":"2043-04-02T02:10:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.47,"alt":42.85,"az":63.1,"t":"2043-04-02T02:15:00Z","terrain":0.9},{"above_terrain":true,"airmass":1.45,"alt":43.68,"az":63.5,"t":"2043-04-02T02:20:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.42,"alt":44.52,"az":64.0,"t":"2043-04-02T02:25:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.4,"alt":45.36,"az":64.4,"t":"2043-04-02T02:30:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.38,"alt":46.21,"az":64.8,"t":"2043-04-02T02:35:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.36,"alt":47.06,"az":65.2,"t":"2043-04-02T02:40:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.35,"alt":47.91,"az":65.6,"t":"2043-04-02T02:45:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.33,"alt":48.76,"az":66.0,"t":"2043-04-02T02:50:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.31,"alt":49.62,"az":66.4,"t":"2043-04-02T02:55:00Z","terrain":0.87},{"above_terrain":true,"airmass":1.3,"alt":50.48,"az":66.8,"t":"2043-04-02T03:00:00Z","terrain":0.91},{"above_terrain":true,"airmass":1.28,"alt":51.34,"az":67.2,"t":"2043-04-02T03:05:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.26,"alt":52.2,"az":67.6,"t":"2043-04-02T03:10:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.25,"alt":53.07,"az":68.0,"t":"2043-04-02T03:15:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.24,"alt":53.94,"az":68.3,"t":"2043-04-02T03:20:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.22,"alt":54.81,"az":68.7,"t":"2043-04-02T03:25:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.21,"alt":55.68,"az":69.0,"t":"2043-04-02T03:30:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.2,"alt":56.56,"az":69.4,"t":"2043-04-02T03:35:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.19,"alt":57.44,"az":69.7,"t":"2043-04-02T03:40:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.17,"alt":58.31,"az":70.0,"t":"2043-04-02T03:45:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.16,"alt":59.2,"az":70.3,"t":"2043-04-02T03:50:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.15,"alt":60.08,"az":70.6,"t":"2043-04-02T03:55:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.14,"alt":60.96,"az":70.9,"t":"2043-04-02T04:00:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.13,"alt":61.85,"az":71.2,"t":"2043-04-02T04:05:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.12,"alt":62.73,"az":71.5,"t":"2043-04-02T04:10:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.12,"alt":63.62,"az":71.7,"t":"2043-04-02T04:15:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.11,"alt":64.51,"az":71.9,"t":"2043-04-02T04:20:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.1,"alt":65.4,"az":72.2,"t":"2043-04-02T04:25:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.09,"alt":66.29,"az":72.4,"t":"2043-04-02T04:30:00Z","terrain":1.13},{"above_terrain":true,"airmass":1.08,"alt":67.18,"az":72.5,"t":"2043-04-02T04:35:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.08,"alt":68.08,"az":72.7,"t":"2043-04-02T04:40:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.07,"alt":68.97,"az":72.8,"t":"2043-04-02T04:45:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.06,"alt":69.87,"az":72.9,"t":"2043-04-02T04:50:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.06,"alt":70.76,"az":73.0,"t":"2043-04-02T04:55:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.05,"alt":71.66,"az":73.0,"t":"2043-04-02T05:00:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.05,"alt":72.55,"az":73.0,"t":"2043-04-02T05:05:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.04,"alt":73.45,"az":72.9,"t":"2043-04-02T05:10:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.04,"alt":74.34,"az":72.8,"t":"2043-04-02T05:15:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.03,"alt":75.23,"az":72.6,"t":"2043-04-02T05:20:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.03,"alt":76.13,"az":72.4,"t":"2043-04-02T05:25:00Z","terrain":1.13},{"above_terrain":true,"airmass":1.03,"alt":77.02,"az":72.0,"t":"2043-04-02T05:30:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.02,"alt":77.91,"az":71.5,"t":"2043-04-02T05:35:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.02,"alt":78.79,"az":70.9,"t":"2043-04-02T05:40:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.02,"alt":79.67,"az":70.1,"t":"2043-04-02T05:45:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.01,"alt":80.55,"az":69.0,"t":"2043-04-02T05:50:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.01,"alt":81.42,"az":67.7,"t":"2043-04-02T05:55:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.01,"alt":82.28,"az":65.9,"t":"2043-04-02T06:00:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.01,"alt":83.13,"az":63.7,"t":"2043-04-02T06:05:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.01,"alt":83.96,"az":60.6,"t":"2043-04-02T06:10:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.0,"alt":84.76,"az":56.5,"t":"2043-04-02T06:15:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.0,"alt":85.51,"az":50.8,"t":"2043-04-02T06:20:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.0,"alt":86.2,"az":42.8,"t":"2043-04-02T06:25:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.0,"alt":86.76,"az":31.5,"t":"2043-04-02T06:30:00Z","terrain":1.32},{"above_terrain":true,"airmass":1.0,"alt":87.15,"az":16.2,"t":"2043-04-02T06:35:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.0,"alt":87.26,"az":357.9,"t":"2043-04-02T06:40:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.0,"alt":87.08,"az":340.0,"t":"2043-04-02T06:45:00Z","terrain":-0.53},{"above_terrain":true,"airmass":1.0,"alt":86.65,"az":325.6,"t":"2043-04-02T06:50:00Z","terrain":-0.22},{"above_terrain":true,"airmass":1.0,"alt":86.05,"az":315.1,"t":"2043-04-02T06:55:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.0,"alt":85.35,"az":307.7,"t":"2043-04-02T07:00:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.0,"alt":84.58,"az":302.5,"t":"2043-04-02T07:05:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.01,"alt":83.77,"az":298.6,"t":"2043-04-02T07:10:00Z","terrain":0.15},{"above_terrain":true,"airmass":1.01,"alt":82.94,"az":295.8,"t":"2043-04-02T07:15:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.01,"alt":82.09,"az":293.6,"t":"2043-04-02T07:20:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.01,"alt":81.23,"az":292.0,"t":"2043-04-02T07:25:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.01,"alt":80.36,"az":290.7,"t":"2043-04-02T07:30:00Z","terrain":0.44},{"above_terrain":true,"airmass":1.02,"alt":79.48,"az":289.7,"t":"2043-04-02T07:35:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.02,"alt":78.59,"az":289.0,"t":"2043-04-02T07:40:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.02,"alt":77.71,"az":288.4,"t":"2043-04-02T07:45:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.03,"alt":76.82,"az":287.9,"t":"2043-04-02T07:50:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.03,"alt":75.93,"az":287.6,"t":"2043-04-02T07:55:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.03,"alt":75.03,"az":287.3,"t":"2043-04-02T08:00:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.04,"alt":74.14,"az":287.2,"t":"2043-04-02T08:05:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.04,"alt":73.24,"az":287.0,"t":"2043-04-02T08:10:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.05,"alt":72.35,"az":287.0,"t":"2043-04-02T08:15:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.05,"alt":71.45,"az":287.0,"t":"2043-04-02T08:20:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.06,"alt":70.56,"az":287.0,"t":"2043-04-02T08:25:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.07,"alt":69.67,"az":287.1,"t":"2043-04-02T08:30:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.07,"alt":68.77,"az":287.2,"t":"2043-04-02T08:35:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.08,"alt":67.88,"az":287.3,"t":"2043-04-02T08:40:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.09,"alt":66.98,"az":287.5,"t":"2043-04-02T08:45:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.09,"alt":66.09,"az":287.7,"t":"2043-04-02T08:50:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.1,"alt":65.2,"az":287.9,"t":"2043-04-02T08:55:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.11,"alt":64.31,"az":288.1,"t":"2043-04-02T09:00:00Z","terrain":0.17}],"transit":{"airmass":1.0,"alt":87.3,"az":357.9,"t":"2043-04-02T06:40:00Z"},"usable_hours":2.67,"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."]}