{"assessment":{"best_window":{"end":"2027-01-31T04:00Z","end_local":"06:00","hours":1.42,"label":"good","mean_quality":0.73,"start":"2027-01-31T02:35Z","start_local":"04:35"},"cost":{"altitude":9.65,"clouds":0.0,"darkness":1.13,"moon":0.2},"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":10,"cloud":null,"high":null,"iso":"2027-01-30T16:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-68,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"18:00","wind":null},{"alt":2,"cloud":null,"high":null,"iso":"2027-01-30T17:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-73,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"19:00","wind":null},{"alt":-3,"cloud":null,"high":null,"iso":"2027-01-30T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-70,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"20:00","wind":null},{"alt":-7,"cloud":null,"high":null,"iso":"2027-01-30T19:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-62,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"21:00","wind":null},{"alt":-9,"cloud":null,"high":null,"iso":"2027-01-30T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-52,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":-9,"cloud":null,"high":null,"iso":"2027-01-30T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-41,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":-6,"cloud":null,"high":null,"iso":"2027-01-30T22:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-31,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":-2,"cloud":null,"high":null,"iso":"2027-01-30T23:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-20,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":5,"cloud":null,"high":null,"iso":"2027-01-31T00:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-10,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":13,"cloud":null,"high":null,"iso":"2027-01-31T01:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-1,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":22,"cloud":null,"high":null,"iso":"2027-01-31T02:00Z","label":"marginal","low":null,"mid":null,"moon_alt":7,"precip":null,"q":0.42,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":31,"cloud":null,"high":null,"iso":"2027-01-31T03:00Z","label":"good","low":null,"mid":null,"moon_alt":14,"precip":null,"q":0.73,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":42,"cloud":null,"high":null,"iso":"2027-01-31T04:00Z","label":"marginal","low":null,"mid":null,"moon_alt":19,"precip":null,"q":0.39,"rh":null,"sky":"astronomical twilight","temp":null,"time":"06:00","wind":null},{"alt":53,"cloud":null,"high":null,"iso":"2027-01-31T05:00Z","label":"poor","low":null,"mid":null,"moon_alt":22,"precip":null,"q":0.13,"rh":null,"sky":"nautical twilight","temp":null,"time":"07:00","wind":null}],"peak_quality":0.78,"peak_sky":0.78,"quality_hours":1.7,"reasons":["the target being low or below 20\u00b0 cost 9.7 quality-hours","daylight and twilight cost 1.1 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":33,"score_weather":null,"sky_hours":1.7,"verdict":"unknown","verdict_astronomy":"poor","weather_known":false,"windows":[{"end":"2027-01-31T01:50Z","end_local":"03:50","hours":10.33,"label":"unusable","mean_quality":0.0,"start":"2027-01-30T15:30Z","start_local":"17:30"},{"end":"2027-01-31T02:35Z","end_local":"04:35","hours":0.75,"label":"marginal","mean_quality":0.48,"start":"2027-01-31T01:50Z","start_local":"03:50"},{"end":"2027-01-31T04:00Z","end_local":"06:00","hours":1.42,"label":"good","mean_quality":0.73,"start":"2027-01-31T02:35Z","start_local":"04:35"},{"end":"2027-01-31T04:35Z","end_local":"06:35","hours":0.58,"label":"marginal","mean_quality":0.4,"start":"2027-01-31T04:00Z","start_local":"06:00"},{"end":"2027-01-31T05:10Z","end_local":"07:10","hours":0.58,"label":"poor","mean_quality":0.12,"start":"2027-01-31T04:35Z","start_local":"06:35"},{"end":"2027-01-31T05:35Z","end_local":"07:35","hours":0.42,"label":"unusable","mean_quality":0.0,"start":"2027-01-31T05:10Z","start_local":"07:10"}]},"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":"2027-01-30T17:09:14Z","dark_hours":10.83,"dark_to":"2027-01-31T03:59:01Z","moon":{"illumination":0.356,"phase":"waning crescent","waxing":false},"moon_free_dark_hours":7.95,"moonrise":"2027-01-31T01:07:59Z","moonset":"2027-01-31T09:50:46Z","sunrise":"2027-01-31T05:34:32Z","sunset":"2027-01-30T15:33:30Z","twilight":{"astronomical":{"end":"2027-01-30T17:09:14Z","start":"2027-01-31T03:59:01Z"},"civil":{"end":"2027-01-30T16:03:07Z","start":"2027-01-31T05:05:00Z"},"nautical":{"end":"2027-01-30T16:36:32Z","start":"2027-01-31T04:31:40Z"}},"window_end":"2027-01-31T10:00:00Z","window_start":"2027-01-30T10:00:00Z"},"night_date":"2027-01-30","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.52,"alt":40.9,"t":"2027-01-31T03:55:00Z"},"dec":38.78368896,"dec_of_date":38.8082,"dec_str":"+38\u00b0 47' 01.3\"","good_hours":1.08,"limit_rise":"2027-01-31T01:49:04Z","limit_set":"2027-01-30T14:49:59Z","max_az_rate_deg_per_min":3.85,"moon_separation":76.3,"never_rises":false,"ra":279.23473479,"ra_of_date":279.4621,"ra_str":"18h 36m 56.3s","resolved":{"common_name":"Vega","dec":38.78368896,"name":"* alf Lyr","ra":279.23473479,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=Vega","source":"sesame","spectral_type":"A0V","type":"dS*","type_text":"delta Scuti variable","vmag":0.03},"summary":"Only 1.1 h above 30\u00b0, 2.2 h above 20\u00b0 \u2014 usable, at high airmass.","terrain":{"available":true,"behind_at":"2027-01-30T17:26:02Z","blocked_dark_hours":0,"clears_at":"2027-01-30T23:21:21Z","rise_az":269.5},"track":[{"above_terrain":true,"airmass":1.06,"alt":71.0,"az":269.5,"t":"2027-01-30T10:00:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.06,"alt":70.06,"az":270.3,"t":"2027-01-30T10:05:00Z","terrain":0.86},{"above_terrain":true,"airmass":1.07,"alt":69.13,"az":271.1,"t":"2027-01-30T10:10:00Z","terrain":0.74},{"above_terrain":true,"airmass":1.08,"alt":68.19,"az":271.9,"t":"2027-01-30T10:15:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.08,"alt":67.26,"az":272.6,"t":"2027-01-30T10:20:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.09,"alt":66.32,"az":273.4,"t":"2027-01-30T10:25:00Z","terrain":0.08},{"above_terrain":true,"airmass":1.1,"alt":65.39,"az":274.1,"t":"2027-01-30T10:30:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.11,"alt":64.46,"az":274.7,"t":"2027-01-30T10:35:00Z","terrain":0.06},{"above_terrain":true,"airmass":1.12,"alt":63.52,"az":275.4,"t":"2027-01-30T10:40:00Z","terrain":0.05},{"above_terrain":true,"airmass":1.13,"alt":62.59,"az":276.1,"t":"2027-01-30T10:45:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.14,"alt":61.66,"az":276.7,"t":"2027-01-30T10:50:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.15,"alt":60.73,"az":277.3,"t":"2027-01-30T10:55:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.16,"alt":59.81,"az":277.9,"t":"2027-01-30T11:00:00Z","terrain":-0.08},{"above_terrain":true,"airmass":1.17,"alt":58.88,"az":278.5,"t":"2027-01-30T11:05:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.18,"alt":57.95,"az":279.1,"t":"2027-01-30T11:10:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.19,"alt":57.03,"az":279.7,"t":"2027-01-30T11:15:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.2,"alt":56.11,"az":280.3,"t":"2027-01-30T11:20:00Z","terrain":-0.08},{"above_terrain":true,"airmass":1.22,"alt":55.19,"az":280.9,"t":"2027-01-30T11:25:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.23,"alt":54.27,"az":281.5,"t":"2027-01-30T11:30:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.25,"alt":53.36,"az":282.0,"t":"2027-01-30T11:35:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.26,"alt":52.44,"az":282.6,"t":"2027-01-30T11:40:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.28,"alt":51.53,"az":283.2,"t":"2027-01-30T11:45:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.29,"alt":50.62,"az":283.7,"t":"2027-01-30T11:50:00Z","terrain":0.09},{"above_terrain":true,"airmass":1.31,"alt":49.71,"az":284.3,"t":"2027-01-30T11:55:00Z","terrain":0.15},{"above_terrain":true,"airmass":1.33,"alt":48.8,"az":284.9,"t":"2027-01-30T12:00:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.35,"alt":47.9,"az":285.4,"t":"2027-01-30T12:05:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.37,"alt":47.0,"az":286.0,"t":"2027-01-30T12:10:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.39,"alt":46.1,"az":286.5,"t":"2027-01-30T12:15:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.41,"alt":45.21,"az":287.1,"t":"2027-01-30T12:20:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.43,"alt":44.31,"az":287.7,"t":"2027-01-30T12:25:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.45,"alt":43.42,"az":288.2,"t":"2027-01-30T12:30:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.48,"alt":42.53,"az":288.8,"t":"2027-01-30T12:35:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.5,"alt":41.65,"az":289.3,"t":"2027-01-30T12:40:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.53,"alt":40.77,"az":289.9,"t":"2027-01-30T12:45:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.56,"alt":39.89,"az":290.4,"t":"2027-01-30T12:50:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.59,"alt":39.01,"az":291.0,"t":"2027-01-30T12:55:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.62,"alt":38.14,"az":291.6,"t":"2027-01-30T13:00:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.65,"alt":37.27,"az":292.1,"t":"2027-01-30T13:05:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.68,"alt":36.41,"az":292.7,"t":"2027-01-30T13:10:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.72,"alt":35.55,"az":293.3,"t":"2027-01-30T13:15:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.75,"alt":34.69,"az":293.8,"t":"2027-01-30T13:20:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.79,"alt":33.83,"az":294.4,"t":"2027-01-30T13:25:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.83,"alt":32.98,"az":295.0,"t":"2027-01-30T13:30:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.88,"alt":32.14,"az":295.6,"t":"2027-01-30T13:35:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.92,"alt":31.3,"az":296.1,"t":"2027-01-30T13:40:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.97,"alt":30.46,"az":296.7,"t":"2027-01-30T13:45:00Z","terrain":0.28},{"above_terrain":true,"airmass":2.02,"alt":29.62,"az":297.3,"t":"2027-01-30T13:50:00Z","terrain":0.21},{"above_terrain":true,"airmass":2.07,"alt":28.79,"az":297.9,"t":"2027-01-30T13:55:00Z","terrain":0.13},{"above_terrain":true,"airmass":2.13,"alt":27.97,"az":298.5,"t":"2027-01-30T14:00:00Z","terrain":0.15},{"above_terrain":true,"airmass":2.18,"alt":27.15,"az":299.1,"t":"2027-01-30T14:05:00Z","terrain":0.19},{"above_terrain":true,"airmass":2.25,"alt":26.33,"az":299.7,"t":"2027-01-30T14:10:00Z","terrain":0.31},{"above_terrain":true,"airmass":2.31,"alt":25.52,"az":300.3,"t":"2027-01-30T14:15:00Z","terrain":0.35},{"above_terrain":true,"airmass":2.38,"alt":24.72,"az":300.9,"t":"2027-01-30T14:20:00Z","terrain":0.32},{"above_terrain":true,"airmass":2.45,"alt":23.92,"az":301.5,"t":"2027-01-30T14:25:00Z","terrain":0.19},{"above_terrain":true,"airmass":2.53,"alt":23.12,"az":302.2,"t":"2027-01-30T14:30:00Z","terrain":0.03},{"above_terrain":true,"airmass":2.62,"alt":22.33,"az":302.8,"t":"2027-01-30T14:35:00Z","terrain":-0.16},{"above_terrain":true,"airmass":2.71,"alt":21.55,"az":303.4,"t":"2027-01-30T14:40:00Z","terrain":-0.18},{"above_terrain":true,"airmass":2.8,"alt":20.77,"az":304.0,"t":"2027-01-30T14:45:00Z","terrain":-0.11},{"above_terrain":true,"airmass":2.9,"alt":20.0,"az":304.7,"t":"2027-01-30T14:50:00Z","terrain":-0.23},{"above_terrain":true,"airmass":3.01,"alt":19.23,"az":305.3,"t":"2027-01-30T14:55:00Z","terrain":-0.25},{"above_terrain":true,"airmass":3.13,"alt":18.47,"az":306.0,"t":"2027-01-30T15:00:00Z","terrain":-0.17},{"above_terrain":true,"airmass":3.26,"alt":17.72,"az":306.6,"t":"2027-01-30T15:05:00Z","terrain":0.05},{"above_terrain":true,"airmass":3.39,"alt":16.97,"az":307.3,"t":"2027-01-30T15:10:00Z","terrain":0.22},{"above_terrain":true,"airmass":3.54,"alt":16.23,"az":307.9,"t":"2027-01-30T15:15:00Z","terrain":0.31},{"above_terrain":true,"airmass":3.7,"alt":15.49,"az":308.6,"t":"2027-01-30T15:20:00Z","terrain":0.23},{"above_terrain":true,"airmass":3.87,"alt":14.76,"az":309.3,"t":"2027-01-30T15:25:00Z","terrain":0.18},{"above_terrain":true,"airmass":4.06,"alt":14.04,"az":310.0,"t":"2027-01-30T15:30:00Z","terrain":0.22},{"above_terrain":true,"airmass":4.26,"alt":13.33,"az":310.7,"t":"2027-01-30T15:35:00Z","terrain":0.31},{"above_terrain":true,"airmass":4.49,"alt":12.62,"az":311.3,"t":"2027-01-30T15:40:00Z","terrain":0.28},{"above_terrain":true,"airmass":4.74,"alt":11.92,"az":312.0,"t":"2027-01-30T15:45:00Z","terrain":0.15},{"above_terrain":true,"airmass":5.01,"alt":11.23,"az":312.7,"t":"2027-01-30T15:50:00Z","terrain":0.24},{"above_terrain":true,"airmass":5.31,"alt":10.55,"az":313.5,"t":"2027-01-30T15:55:00Z","terrain":0.36},{"above_terrain":true,"airmass":5.65,"alt":9.87,"az":314.2,"t":"2027-01-30T16:00:00Z","terrain":0.49},{"above_terrain":true,"airmass":6.03,"alt":9.21,"az":314.9,"t":"2027-01-30T16:05:00Z","terrain":0.55},{"above_terrain":true,"airmass":6.45,"alt":8.55,"az":315.6,"t":"2027-01-30T16:10:00Z","terrain":0.51},{"above_terrain":true,"airmass":6.94,"alt":7.9,"az":316.4,"t":"2027-01-30T16:15:00Z","terrain":0.41},{"above_terrain":true,"airmass":7.48,"alt":7.26,"az":317.1,"t":"2027-01-30T16:20:00Z","terrain":0.3},{"above_terrain":true,"airmass":8.11,"alt":6.62,"az":317.9,"t":"2027-01-30T16:25:00Z","terrain":0.33},{"above_terrain":true,"airmass":8.84,"alt":6.0,"az":318.6,"t":"2027-01-30T16:30:00Z","terrain":0.04},{"above_terrain":true,"airmass":9.69,"alt":5.39,"az":319.4,"t":"2027-01-30T16:35:00Z","terrain":-0.16},{"above_terrain":true,"airmass":10.69,"alt":4.78,"az":320.1,"t":"2027-01-30T16:40:00Z","terrain":-0.2},{"above_terrain":true,"airmass":11.88,"alt":4.19,"az":320.9,"t":"2027-01-30T16:45:00Z","terrain":-0.2},{"above_terrain":true,"airmass":13.31,"alt":3.6,"az":321.7,"t":"2027-01-30T16:50:00Z","terrain":0.09},{"above_terrain":true,"airmass":15.05,"alt":3.03,"az":322.5,"t":"2027-01-30T16:55:00Z","terrain":0.15},{"above_terrain":true,"airmass":17.21,"alt":2.46,"az":323.3,"t":"2027-01-30T17:00:00Z","terrain":-0.01},{"above_terrain":true,"airmass":19.93,"alt":1.91,"az":324.1,"t":"2027-01-30T17:05:00Z","terrain":-0.21},{"above_terrain":true,"airmass":23.39,"alt":1.37,"az":324.9,"t":"2027-01-30T17:10:00Z","terrain":-0.19},{"above_terrain":true,"airmass":27.85,"alt":0.83,"az":325.7,"t":"2027-01-30T17:15:00Z","terrain":-0.23},{"above_terrain":true,"airmass":33.62,"alt":0.31,"az":326.6,"t":"2027-01-30T17:20:00Z","terrain":-0.32},{"above_terrain":true,"airmass":null,"alt":-0.2,"az":327.4,"t":"2027-01-30T17:25:00Z","terrain":-0.33},{"above_terrain":false,"airmass":null,"alt":-0.7,"az":328.2,"t":"2027-01-30T17:30:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-1.18,"az":329.1,"t":"2027-01-30T17:35:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-1.66,"az":329.9,"t":"2027-01-30T17:40:00Z","terrain":-0.34},{"above_terrain":false,"airmass":null,"alt":-2.12,"az":330.8,"t":"2027-01-30T17:45:00Z","terrain":-0.38},{"above_terrain":false,"airmass":null,"alt":-2.57,"az":331.7,"t":"2027-01-30T17:50:00Z","terrain":-0.22},{"above_terrain":false,"airmass":null,"alt":-3.01,"az":332.5,"t":"2027-01-30T17:55:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-3.44,"az":333.4,"t":"2027-01-30T18:00:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-3.85,"az":334.3,"t":"2027-01-30T18:05:00Z","terrain":-0.34},{"above_terrain":false,"airmass":null,"alt":-4.25,"az":335.2,"t":"2027-01-30T18:10:00Z","terrain":-0.64},{"above_terrain":false,"airmass":null,"alt":-4.63,"az":336.1,"t":"2027-01-30T18:15:00Z","terrain":-0.82},{"above_terrain":false,"airmass":null,"alt":-5.01,"az":337.0,"t":"2027-01-30T18:20:00Z","terrain":-0.73},{"above_terrain":false,"airmass":null,"alt":-5.36,"az":337.9,"t":"2027-01-30T18:25:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-5.71,"az":338.8,"t":"2027-01-30T18:30:00Z","terrain":-0.7},{"above_terrain":false,"airmass":null,"alt":-6.04,"az":339.8,"t":"2027-01-30T18:35:00Z","terrain":-0.58},{"above_terrain":false,"airmass":null,"alt":-6.36,"az":340.7,"t":"2027-01-30T18:40:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-6.66,"az":341.6,"t":"2027-01-30T18:45:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-6.95,"az":342.6,"t":"2027-01-30T18:50:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-7.22,"az":343.5,"t":"2027-01-30T18:55:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-7.48,"az":344.5,"t":"2027-01-30T19:00:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-7.72,"az":345.4,"t":"2027-01-30T19:05:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-7.95,"az":346.4,"t":"2027-01-30T19:10:00Z","terrain":-0.5},{"above_terrain":false,"airmass":null,"alt":-8.16,"az":347.3,"t":"2027-01-30T19:15:00Z","terrain":-0.33},{"above_terrain":false,"airmass":null,"alt":-8.36,"az":348.3,"t":"2027-01-30T19:20:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-8.54,"az":349.3,"t":"2027-01-30T19:25:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-8.71,"az":350.2,"t":"2027-01-30T19:30:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-8.86,"az":351.2,"t":"2027-01-30T19:35:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-8.99,"az":352.2,"t":"2027-01-30T19:40:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-9.11,"az":353.2,"t":"2027-01-30T19:45:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-9.22,"az":354.2,"t":"2027-01-30T19:50:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-9.3,"az":355.1,"t":"2027-01-30T19:55:00Z","terrain":0.64},{"above_terrain":false,"airmass":null,"alt":-9.38,"az":356.1,"t":"2027-01-30T20:00:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-9.43,"az":357.1,"t":"2027-01-30T20:05:00Z","terrain":0.73},{"above_terrain":false,"airmass":null,"alt":-9.47,"az":358.1,"t":"2027-01-30T20:10:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-9.49,"az":359.1,"t":"2027-01-30T20:15:00Z","terrain":0.61},{"above_terrain":false,"airmass":null,"alt":-9.5,"az":0.1,"t":"2027-01-30T20:20:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-9.49,"az":1.1,"t":"2027-01-30T20:25:00Z","terrain":0.35},{"above_terrain":false,"airmass":null,"alt":-9.46,"az":2.1,"t":"2027-01-30T20:30:00Z","terrain":0.1},{"above_terrain":false,"airmass":null,"alt":-9.42,"az":3.1,"t":"2027-01-30T20:35:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-9.36,"az":4.1,"t":"2027-01-30T20:40:00Z","terrain":-0.29},{"above_terrain":false,"airmass":null,"alt":-9.29,"az":5.0,"t":"2027-01-30T20:45:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-9.2,"az":6.0,"t":"2027-01-30T20:50:00Z","terrain":-0.59},{"above_terrain":false,"airmass":null,"alt":-9.09,"az":7.0,"t":"2027-01-30T20:55:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-8.97,"az":8.0,"t":"2027-01-30T21:00:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-8.83,"az":9.0,"t":"2027-01-30T21:05:00Z","terrain":-0.65},{"above_terrain":false,"airmass":null,"alt":-8.68,"az":9.9,"t":"2027-01-30T21:10:00Z","terrain":-0.6},{"above_terrain":false,"airmass":null,"alt":-8.51,"az":10.9,"t":"2027-01-30T21:15:00Z","terrain":-0.42},{"above_terrain":false,"airmass":null,"alt":-8.32,"az":11.9,"t":"2027-01-30T21:20:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-8.12,"az":12.9,"t":"2027-01-30T21:25:00Z","terrain":-0.09},{"above_terrain":false,"airmass":null,"alt":-7.91,"az":13.8,"t":"2027-01-30T21:30:00Z","terrain":0.06},{"above_terrain":false,"airmass":null,"alt":-7.68,"az":14.8,"t":"2027-01-30T21:35:00Z","terrain":0.34},{"above_terrain":false,"airmass":null,"alt":-7.43,"az":15.7,"t":"2027-01-30T21:40:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-7.17,"az":16.7,"t":"2027-01-30T21:45:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-6.89,"az":17.6,"t":"2027-01-30T21:50:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-6.6,"az":18.6,"t":"2027-01-30T21:55:00Z","terrain":0.58},{"above_terrain":false,"airmass":null,"alt":-6.3,"az":19.5,"t":"2027-01-30T22:00:00Z","terrain":0.64},{"above_terrain":false,"airmass":null,"alt":-5.98,"az":20.4,"t":"2027-01-30T22:05:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-5.65,"az":21.3,"t":"2027-01-30T22:10:00Z","terrain":0.79},{"above_terrain":false,"airmass":null,"alt":-5.3,"az":22.3,"t":"2027-01-30T22:15:00Z","terrain":1.03},{"above_terrain":false,"airmass":null,"alt":-4.94,"az":23.2,"t":"2027-01-30T22:20:00Z","terrain":1.12},{"above_terrain":false,"airmass":null,"alt":-4.56,"az":24.1,"t":"2027-01-30T22:25:00Z","terrain":0.94},{"above_terrain":false,"airmass":null,"alt":-4.17,"az":25.0,"t":"2027-01-30T22:30:00Z","terrain":1.21},{"above_terrain":false,"airmass":null,"alt":-3.77,"az":25.9,"t":"2027-01-30T22:35:00Z","terrain":1.32},{"above_terrain":false,"airmass":null,"alt":-3.36,"az":26.8,"t":"2027-01-30T22:40:00Z","terrain":1.29},{"above_terrain":false,"airmass":null,"alt":-2.93,"az":27.6,"t":"2027-01-30T22:45:00Z","terrain":1.22},{"above_terrain":false,"airmass":null,"alt":-2.49,"az":28.5,"t":"2027-01-30T22:50:00Z","terrain":1.09},{"above_terrain":false,"airmass":null,"alt":-2.04,"az":29.4,"t":"2027-01-30T22:55:00Z","terrain":1.06},{"above_terrain":false,"airmass":null,"alt":-1.57,"az":30.2,"t":"2027-01-30T23:00:00Z","terrain":1.19},{"above_terrain":false,"airmass":null,"alt":-1.09,"az":31.1,"t":"2027-01-30T23:05:00Z","terrain":1.31},{"above_terrain":false,"airmass":null,"alt":-0.6,"az":31.9,"t":"2027-01-30T23:10:00Z","terrain":1.33},{"above_terrain":false,"airmass":null,"alt":-0.1,"az":32.8,"t":"2027-01-30T23:15:00Z","terrain":1.07},{"above_terrain":false,"airmass":32.42,"alt":0.41,"az":33.6,"t":"2027-01-30T23:20:00Z","terrain":0.66},{"above_terrain":true,"airmass":26.92,"alt":0.93,"az":34.4,"t":"2027-01-30T23:25:00Z","terrain":0.27},{"above_terrain":true,"airmass":22.67,"alt":1.47,"az":35.2,"t":"2027-01-30T23:30:00Z","terrain":0.05},{"above_terrain":true,"airmass":19.37,"alt":2.01,"az":36.0,"t":"2027-01-30T23:35:00Z","terrain":0.02},{"above_terrain":true,"airmass":16.77,"alt":2.57,"az":36.9,"t":"2027-01-30T23:40:00Z","terrain":-0.07},{"above_terrain":true,"airmass":14.7,"alt":3.14,"az":37.6,"t":"2027-01-30T23:45:00Z","terrain":-0.17},{"above_terrain":true,"airmass":13.02,"alt":3.71,"az":38.4,"t":"2027-01-30T23:50:00Z","terrain":-0.19},{"above_terrain":true,"airmass":11.63,"alt":4.3,"az":39.2,"t":"2027-01-30T23:55:00Z","terrain":-0.14},{"above_terrain":true,"airmass":10.49,"alt":4.9,"az":40.0,"t":"2027-01-31T00:00:00Z","terrain":-0.05},{"above_terrain":true,"airmass":9.52,"alt":5.5,"az":40.8,"t":"2027-01-31T00:05:00Z","terrain":0.0},{"above_terrain":true,"airmass":8.69,"alt":6.12,"az":41.5,"t":"2027-01-31T00:10:00Z","terrain":0.07},{"above_terrain":true,"airmass":7.99,"alt":6.74,"az":42.3,"t":"2027-01-31T00:15:00Z","terrain":0.16},{"above_terrain":true,"airmass":7.38,"alt":7.38,"az":43.0,"t":"2027-01-31T00:20:00Z","terrain":0.26},{"above_terrain":true,"airmass":6.84,"alt":8.02,"az":43.8,"t":"2027-01-31T00:25:00Z","terrain":0.37},{"above_terrain":true,"airmass":6.37,"alt":8.67,"az":44.5,"t":"2027-01-31T00:30:00Z","terrain":0.5},{"above_terrain":true,"airmass":5.96,"alt":9.33,"az":45.2,"t":"2027-01-31T00:35:00Z","terrain":0.6},{"above_terrain":true,"airmass":5.59,"alt":10.0,"az":46.0,"t":"2027-01-31T00:40:00Z","terrain":0.67},{"above_terrain":true,"airmass":5.25,"alt":10.68,"az":46.7,"t":"2027-01-31T00:45:00Z","terrain":0.63},{"above_terrain":true,"airmass":4.96,"alt":11.36,"az":47.4,"t":"2027-01-31T00:50:00Z","terrain":0.58},{"above_terrain":true,"airmass":4.69,"alt":12.06,"az":48.1,"t":"2027-01-31T00:55:00Z","terrain":0.52},{"above_terrain":true,"airmass":4.45,"alt":12.76,"az":48.8,"t":"2027-01-31T01:00:00Z","terrain":0.44},{"above_terrain":true,"airmass":4.22,"alt":13.46,"az":49.5,"t":"2027-01-31T01:05:00Z","terrain":0.41},{"above_terrain":true,"airmass":4.02,"alt":14.18,"az":50.2,"t":"2027-01-31T01:10:00Z","terrain":0.42},{"above_terrain":true,"airmass":3.84,"alt":14.9,"az":50.8,"t":"2027-01-31T01:15:00Z","terrain":0.51},{"above_terrain":true,"airmass":3.67,"alt":15.63,"az":51.5,"t":"2027-01-31T01:20:00Z","terrain":0.58},{"above_terrain":true,"airmass":3.51,"alt":16.37,"az":52.2,"t":"2027-01-31T01:25:00Z","terrain":0.67},{"above_terrain":true,"airmass":3.37,"alt":17.11,"az":52.8,"t":"2027-01-31T01:30:00Z","terrain":0.81},{"above_terrain":true,"airmass":3.23,"alt":17.86,"az":53.5,"t":"2027-01-31T01:35:00Z","terrain":0.92},{"above_terrain":true,"airmass":3.11,"alt":18.61,"az":54.2,"t":"2027-01-31T01:40:00Z","terrain":1.01},{"above_terrain":true,"airmass":2.99,"alt":19.38,"az":54.8,"t":"2027-01-31T01:45:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.88,"alt":20.14,"az":55.4,"t":"2027-01-31T01:50:00Z","terrain":1.07},{"above_terrain":true,"airmass":2.78,"alt":20.92,"az":56.1,"t":"2027-01-31T01:55:00Z","terrain":1.05},{"above_terrain":true,"airmass":2.69,"alt":21.7,"az":56.7,"t":"2027-01-31T02:00:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.6,"alt":22.48,"az":57.3,"t":"2027-01-31T02:05:00Z","terrain":1.13},{"above_terrain":true,"airmass":2.52,"alt":23.27,"az":58.0,"t":"2027-01-31T02:10:00Z","terrain":1.24},{"above_terrain":true,"airmass":2.44,"alt":24.07,"az":58.6,"t":"2027-01-31T02:15:00Z","terrain":1.23},{"above_terrain":true,"airmass":2.37,"alt":24.87,"az":59.2,"t":"2027-01-31T02:20:00Z","terrain":1.2},{"above_terrain":true,"airmass":2.3,"alt":25.68,"az":59.8,"t":"2027-01-31T02:25:00Z","terrain":1.18},{"above_terrain":true,"airmass":2.23,"alt":26.49,"az":60.4,"t":"2027-01-31T02:30:00Z","terrain":1.14},{"above_terrain":true,"airmass":2.17,"alt":27.3,"az":61.0,"t":"2027-01-31T02:35:00Z","terrain":1.09},{"above_terrain":true,"airmass":2.11,"alt":28.12,"az":61.6,"t":"2027-01-31T02:40:00Z","terrain":1.04},{"above_terrain":true,"airmass":2.06,"alt":28.95,"az":62.2,"t":"2027-01-31T02:45:00Z","terrain":0.99},{"above_terrain":true,"airmass":2.01,"alt":29.78,"az":62.8,"t":"2027-01-31T02:50:00Z","terrain":0.93},{"above_terrain":true,"airmass":1.96,"alt":30.61,"az":63.4,"t":"2027-01-31T02:55:00Z","terrain":0.86},{"above_terrain":true,"airmass":1.91,"alt":31.45,"az":64.0,"t":"2027-01-31T03:00:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.87,"alt":32.3,"az":64.5,"t":"2027-01-31T03:05:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.82,"alt":33.14,"az":65.1,"t":"2027-01-31T03:10:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.78,"alt":33.99,"az":65.7,"t":"2027-01-31T03:15:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.75,"alt":34.85,"az":66.3,"t":"2027-01-31T03:20:00Z","terrain":0.86},{"above_terrain":true,"airmass":1.71,"alt":35.71,"az":66.8,"t":"2027-01-31T03:25:00Z","terrain":0.91},{"above_terrain":true,"airmass":1.68,"alt":36.57,"az":67.4,"t":"2027-01-31T03:30:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.64,"alt":37.44,"az":68.0,"t":"2027-01-31T03:35:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.61,"alt":38.31,"az":68.5,"t":"2027-01-31T03:40:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.58,"alt":39.18,"az":69.1,"t":"2027-01-31T03:45:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.55,"alt":40.05,"az":69.7,"t":"2027-01-31T03:50:00Z","terrain":1.16},{"above_terrain":true,"airmass":1.52,"alt":40.93,"az":70.2,"t":"2027-01-31T03:55:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.5,"alt":41.82,"az":70.8,"t":"2027-01-31T04:00:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.47,"alt":42.7,"az":71.3,"t":"2027-01-31T04:05:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.45,"alt":43.59,"az":71.9,"t":"2027-01-31T04:10:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.43,"alt":44.48,"az":72.4,"t":"2027-01-31T04:15:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.4,"alt":45.37,"az":73.0,"t":"2027-01-31T04:20:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.38,"alt":46.27,"az":73.6,"t":"2027-01-31T04:25:00Z","terrain":0.84},{"above_terrain":true,"airmass":1.36,"alt":47.17,"az":74.1,"t":"2027-01-31T04:30:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.34,"alt":48.07,"az":74.7,"t":"2027-01-31T04:35:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.32,"alt":48.97,"az":75.2,"t":"2027-01-31T04:40:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.31,"alt":49.88,"az":75.8,"t":"2027-01-31T04:45:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.29,"alt":50.79,"az":76.4,"t":"2027-01-31T04:50:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.27,"alt":51.7,"az":76.9,"t":"2027-01-31T04:55:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.26,"alt":52.61,"az":77.5,"t":"2027-01-31T05:00:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.24,"alt":53.53,"az":78.1,"t":"2027-01-31T05:05:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.23,"alt":54.44,"az":78.6,"t":"2027-01-31T05:10:00Z","terrain":0.59},{"above_terrain":true,"airmass":1.21,"alt":55.36,"az":79.2,"t":"2027-01-31T05:15:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.2,"alt":56.28,"az":79.8,"t":"2027-01-31T05:20:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.19,"alt":57.2,"az":80.4,"t":"2027-01-31T05:25:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.18,"alt":58.13,"az":81.0,"t":"2027-01-31T05:30:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.17,"alt":59.05,"az":81.6,"t":"2027-01-31T05:35:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.15,"alt":59.98,"az":82.2,"t":"2027-01-31T05:40:00Z","terrain":0.74},{"above_terrain":true,"airmass":1.14,"alt":60.91,"az":82.8,"t":"2027-01-31T05:45:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.13,"alt":61.84,"az":83.4,"t":"2027-01-31T05:50:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.12,"alt":62.77,"az":84.1,"t":"2027-01-31T05:55:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.11,"alt":63.7,"az":84.7,"t":"2027-01-31T06:00:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.11,"alt":64.63,"az":85.4,"t":"2027-01-31T06:05:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.1,"alt":65.57,"az":86.1,"t":"2027-01-31T06:10:00Z","terrain":0.16},{"above_terrain":true,"airmass":1.09,"alt":66.5,"az":86.8,"t":"2027-01-31T06:15:00Z","terrain":0.09},{"above_terrain":true,"airmass":1.08,"alt":67.43,"az":87.5,"t":"2027-01-31T06:20:00Z","terrain":0.0},{"above_terrain":true,"airmass":1.08,"alt":68.37,"az":88.2,"t":"2027-01-31T06:25:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.07,"alt":69.3,"az":89.0,"t":"2027-01-31T06:30:00Z","terrain":-0.2},{"above_terrain":true,"airmass":1.06,"alt":70.24,"az":89.8,"t":"2027-01-31T06:35:00Z","terrain":-0.22},{"above_terrain":true,"airmass":1.06,"alt":71.18,"az":90.7,"t":"2027-01-31T06:40:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.05,"alt":72.11,"az":91.6,"t":"2027-01-31T06:45:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.04,"alt":73.05,"az":92.5,"t":"2027-01-31T06:50:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.04,"alt":73.98,"az":93.5,"t":"2027-01-31T06:55:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.04,"alt":74.92,"az":94.6,"t":"2027-01-31T07:00:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.03,"alt":75.85,"az":95.7,"t":"2027-01-31T07:05:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.03,"alt":76.78,"az":97.0,"t":"2027-01-31T07:10:00Z","terrain":0.73},{"above_terrain":true,"airmass":1.02,"alt":77.71,"az":98.4,"t":"2027-01-31T07:15:00Z","terrain":0.6},{"above_terrain":true,"airmass":1.02,"alt":78.63,"az":99.9,"t":"2027-01-31T07:20:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.02,"alt":79.55,"az":101.7,"t":"2027-01-31T07:25:00Z","terrain":-0.0},{"above_terrain":true,"airmass":1.01,"alt":80.46,"az":103.7,"t":"2027-01-31T07:30:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.01,"alt":81.37,"az":106.0,"t":"2027-01-31T07:35:00Z","terrain":-0.64},{"above_terrain":true,"airmass":1.01,"alt":82.26,"az":108.8,"t":"2027-01-31T07:40:00Z","terrain":-1.13},{"above_terrain":true,"airmass":1.01,"alt":83.14,"az":112.2,"t":"2027-01-31T07:45:00Z","terrain":-1.39},{"above_terrain":true,"airmass":1.01,"alt":83.99,"az":116.4,"t":"2027-01-31T07:50:00Z","terrain":-1.54},{"above_terrain":true,"airmass":1.0,"alt":84.81,"az":121.9,"t":"2027-01-31T07:55:00Z","terrain":-1.2},{"above_terrain":true,"airmass":1.0,"alt":85.57,"az":129.2,"t":"2027-01-31T08:00:00Z","terrain":-1.22},{"above_terrain":true,"airmass":1.0,"alt":86.25,"az":139.2,"t":"2027-01-31T08:05:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.0,"alt":86.77,"az":152.7,"t":"2027-01-31T08:10:00Z","terrain":-1.01},{"above_terrain":true,"airmass":1.0,"alt":87.07,"az":170.1,"t":"2027-01-31T08:15:00Z","terrain":-0.6},{"above_terrain":true,"airmass":1.0,"alt":87.08,"az":189.4,"t":"2027-01-31T08:20:00Z","terrain":-0.58},{"above_terrain":true,"airmass":1.0,"alt":86.78,"az":206.9,"t":"2027-01-31T08:25:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.0,"alt":86.26,"az":220.5,"t":"2027-01-31T08:30:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.0,"alt":85.59,"az":230.6,"t":"2027-01-31T08:35:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.0,"alt":84.83,"az":237.9,"t":"2027-01-31T08:40:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.01,"alt":84.01,"az":243.5,"t":"2027-01-31T08:45:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.01,"alt":83.16,"az":247.7,"t":"2027-01-31T08:50:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.01,"alt":82.28,"az":251.1,"t":"2027-01-31T08:55:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.01,"alt":81.39,"az":253.9,"t":"2027-01-31T09:00:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.01,"alt":80.49,"az":256.3,"t":"2027-01-31T09:05:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.02,"alt":79.57,"az":258.3,"t":"2027-01-31T09:10:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.02,"alt":78.65,"az":260.0,"t":"2027-01-31T09:15:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.02,"alt":77.73,"az":261.6,"t":"2027-01-31T09:20:00Z","terrain":0.92},{"above_terrain":true,"airmass":1.03,"alt":76.8,"az":263.0,"t":"2027-01-31T09:25:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.03,"alt":75.87,"az":264.2,"t":"2027-01-31T09:30:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.04,"alt":74.94,"az":265.4,"t":"2027-01-31T09:35:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.04,"alt":74.01,"az":266.5,"t":"2027-01-31T09:40:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.04,"alt":73.07,"az":267.5,"t":"2027-01-31T09:45:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.05,"alt":72.14,"az":268.4,"t":"2027-01-31T09:50:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.06,"alt":71.2,"az":269.3,"t":"2027-01-31T09:55:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.06,"alt":70.26,"az":270.1,"t":"2027-01-31T10:00:00Z","terrain":0.88}],"transit":{"airmass":1.0,"alt":87.1,"az":189.4,"t":"2027-01-31T08:20:00Z"},"usable_hours":2.17,"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."]}