{"assessment":{"best_window":{"end":"2027-02-22T03:35Z","end_local":"05:35","hours":2.25,"label":"good","mean_quality":0.69,"start":"2027-02-22T01:20Z","start_local":"03:20"},"cost":{"altitude":7.87,"clouds":0.0,"darkness":1.21,"moon":0.57},"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":0,"cloud":null,"high":null,"iso":"2027-02-21T16:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-10,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"18:00","wind":null},{"alt":-5,"cloud":null,"high":null,"iso":"2027-02-21T17:00Z","label":"unusable","low":null,"mid":null,"moon_alt":1,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"19:00","wind":null},{"alt":-9,"cloud":null,"high":null,"iso":"2027-02-21T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":11,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"20:00","wind":null},{"alt":-9,"cloud":null,"high":null,"iso":"2027-02-21T19:00Z","label":"unusable","low":null,"mid":null,"moon_alt":22,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"21:00","wind":null},{"alt":-8,"cloud":null,"high":null,"iso":"2027-02-21T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":32,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":-4,"cloud":null,"high":null,"iso":"2027-02-21T21:00Z","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":1,"cloud":null,"high":null,"iso":"2027-02-21T22:00Z","label":"unusable","low":null,"mid":null,"moon_alt":47,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":8,"cloud":null,"high":null,"iso":"2027-02-21T23:00Z","label":"unusable","low":null,"mid":null,"moon_alt":51,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":17,"cloud":null,"high":null,"iso":"2027-02-22T00:00Z","label":"unusable","low":null,"mid":null,"moon_alt":50,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":26,"cloud":null,"high":null,"iso":"2027-02-22T01:00Z","label":"marginal","low":null,"mid":null,"moon_alt":45,"precip":null,"q":0.5,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":36,"cloud":null,"high":null,"iso":"2027-02-22T02:00Z","label":"good","low":null,"mid":null,"moon_alt":37,"precip":null,"q":0.66,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":47,"cloud":null,"high":null,"iso":"2027-02-22T03:00Z","label":"good","low":null,"mid":null,"moon_alt":28,"precip":null,"q":0.74,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":57,"cloud":null,"high":null,"iso":"2027-02-22T04:00Z","label":"marginal","low":null,"mid":null,"moon_alt":17,"precip":null,"q":0.41,"rh":null,"sky":"astronomical twilight","temp":null,"time":"06:00","wind":null},{"alt":69,"cloud":null,"high":null,"iso":"2027-02-22T05:00Z","label":"unusable","low":null,"mid":null,"moon_alt":6,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"07:00","wind":null}],"peak_quality":0.78,"peak_sky":0.78,"quality_hours":2.27,"reasons":["the target being low or below 20\u00b0 cost 7.9 quality-hours","daylight and twilight cost 1.2 quality-hours","moonlight cost 0.6 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":44,"score_weather":null,"sky_hours":2.27,"verdict":"unknown","verdict_astronomy":"marginal","weather_known":false,"windows":[{"end":"2027-02-22T00:25Z","end_local":"02:25","hours":8.42,"label":"unusable","mean_quality":0.0,"start":"2027-02-21T16:00Z","start_local":"18:00"},{"end":"2027-02-22T01:20Z","end_local":"03:20","hours":0.92,"label":"marginal","mean_quality":0.45,"start":"2027-02-22T00:25Z","start_local":"02:25"},{"end":"2027-02-22T03:35Z","end_local":"05:35","hours":2.25,"label":"good","mean_quality":0.69,"start":"2027-02-22T01:20Z","start_local":"03:20"},{"end":"2027-02-22T04:10Z","end_local":"06:10","hours":0.58,"label":"marginal","mean_quality":0.4,"start":"2027-02-22T03:35Z","start_local":"05:35"},{"end":"2027-02-22T04:40Z","end_local":"06:40","hours":0.5,"label":"poor","mean_quality":0.13,"start":"2027-02-22T04:10Z","start_local":"06:10"},{"end":"2027-02-22T05:10Z","end_local":"07:10","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2027-02-22T04:40Z","start_local":"06:40"}]},"calculation_version":"2026-10-10.1","forecast":[],"forecast_source":"none","forecast_updated_at":null,"limits":{"good_alt":30.0,"usable_alt":20.0},"night":{"dark_from":"2027-02-21T17:34:04Z","dark_hours":10.01,"dark_to":"2027-02-22T03:34:36Z","moon":{"illumination":0.987,"phase":"full moon","waxing":false},"moon_free_dark_hours":0.0,"moonrise":"2027-02-21T16:57:21Z","moonset":"2027-02-22T05:33:04Z","sunrise":"2027-02-22T05:07:10Z","sunset":"2027-02-21T16:01:18Z","twilight":{"astronomical":{"end":"2027-02-21T17:34:04Z","start":"2027-02-22T03:34:36Z"},"civil":{"end":"2027-02-21T16:29:32Z","start":"2027-02-22T04:39:01Z"},"nautical":{"end":"2027-02-21T17:01:53Z","start":"2027-02-22T04:06:44Z"}},"window_end":"2027-02-22T10:00:00Z","window_start":"2027-02-21T10:00:00Z"},"night_date":"2027-02-21","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.27,"alt":52.0,"t":"2027-02-22T03:30:00Z"},"dec":38.78368896,"dec_of_date":38.8082,"dec_str":"+38\u00b0 47' 01.3\"","good_hours":2.17,"limit_rise":"2027-02-22T00:22:34Z","limit_set":"2027-02-21T13:23:29Z","max_az_rate_deg_per_min":3.81,"moon_separation":105.4,"never_rises":false,"ra":279.23473479,"ra_of_date":279.4626,"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 2.2 h above 30\u00b0, 3.2 h above 20\u00b0 \u2014 usable, at high airmass.","terrain":{"available":true,"behind_at":"2027-02-21T15:59:28Z","blocked_dark_hours":0,"clears_at":"2027-02-21T21:54:45Z","rise_az":281.1},"track":[{"above_terrain":true,"airmass":1.22,"alt":54.91,"az":281.1,"t":"2027-02-21T10:00:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.24,"alt":54.0,"az":281.6,"t":"2027-02-21T10:05:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.25,"alt":53.08,"az":282.2,"t":"2027-02-21T10:10:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.27,"alt":52.17,"az":282.8,"t":"2027-02-21T10:15:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.28,"alt":51.26,"az":283.4,"t":"2027-02-21T10:20:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.3,"alt":50.35,"az":283.9,"t":"2027-02-21T10:25:00Z","terrain":0.11},{"above_terrain":true,"airmass":1.32,"alt":49.44,"az":284.5,"t":"2027-02-21T10:30:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.33,"alt":48.53,"az":285.0,"t":"2027-02-21T10:35:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.35,"alt":47.63,"az":285.6,"t":"2027-02-21T10:40:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.37,"alt":46.73,"az":286.2,"t":"2027-02-21T10:45:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.39,"alt":45.83,"az":286.7,"t":"2027-02-21T10:50:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.41,"alt":44.94,"az":287.3,"t":"2027-02-21T10:55:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.44,"alt":44.05,"az":287.8,"t":"2027-02-21T11:00:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.46,"alt":43.16,"az":288.4,"t":"2027-02-21T11:05:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.48,"alt":42.27,"az":288.9,"t":"2027-02-21T11:10:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.51,"alt":41.39,"az":289.5,"t":"2027-02-21T11:15:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.54,"alt":40.5,"az":290.1,"t":"2027-02-21T11:20:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.57,"alt":39.63,"az":290.6,"t":"2027-02-21T11:25:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.59,"alt":38.75,"az":291.2,"t":"2027-02-21T11:30:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.63,"alt":37.88,"az":291.7,"t":"2027-02-21T11:35:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.66,"alt":37.01,"az":292.3,"t":"2027-02-21T11:40:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.69,"alt":36.15,"az":292.9,"t":"2027-02-21T11:45:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.73,"alt":35.29,"az":293.4,"t":"2027-02-21T11:50:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.76,"alt":34.43,"az":294.0,"t":"2027-02-21T11:55:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.8,"alt":33.58,"az":294.6,"t":"2027-02-21T12:00:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.85,"alt":32.73,"az":295.2,"t":"2027-02-21T12:05:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.89,"alt":31.89,"az":295.7,"t":"2027-02-21T12:10:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.93,"alt":31.04,"az":296.3,"t":"2027-02-21T12:15:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.98,"alt":30.21,"az":296.9,"t":"2027-02-21T12:20:00Z","terrain":0.27},{"above_terrain":true,"airmass":2.03,"alt":29.37,"az":297.5,"t":"2027-02-21T12:25:00Z","terrain":0.19},{"above_terrain":true,"airmass":2.09,"alt":28.55,"az":298.1,"t":"2027-02-21T12:30:00Z","terrain":0.12},{"above_terrain":true,"airmass":2.14,"alt":27.72,"az":298.7,"t":"2027-02-21T12:35:00Z","terrain":0.15},{"above_terrain":true,"airmass":2.2,"alt":26.9,"az":299.3,"t":"2027-02-21T12:40:00Z","terrain":0.23},{"above_terrain":true,"airmass":2.26,"alt":26.09,"az":299.9,"t":"2027-02-21T12:45:00Z","terrain":0.35},{"above_terrain":true,"airmass":2.33,"alt":25.28,"az":300.5,"t":"2027-02-21T12:50:00Z","terrain":0.35},{"above_terrain":true,"airmass":2.4,"alt":24.48,"az":301.1,"t":"2027-02-21T12:55:00Z","terrain":0.29},{"above_terrain":true,"airmass":2.48,"alt":23.68,"az":301.7,"t":"2027-02-21T13:00:00Z","terrain":0.15},{"above_terrain":true,"airmass":2.56,"alt":22.89,"az":302.3,"t":"2027-02-21T13:05:00Z","terrain":-0.03},{"above_terrain":true,"airmass":2.64,"alt":22.1,"az":303.0,"t":"2027-02-21T13:10:00Z","terrain":-0.22},{"above_terrain":true,"airmass":2.73,"alt":21.32,"az":303.6,"t":"2027-02-21T13:15:00Z","terrain":-0.15},{"above_terrain":true,"airmass":2.83,"alt":20.54,"az":304.2,"t":"2027-02-21T13:20:00Z","terrain":-0.14},{"above_terrain":true,"airmass":2.94,"alt":19.77,"az":304.9,"t":"2027-02-21T13:25:00Z","terrain":-0.27},{"above_terrain":true,"airmass":3.05,"alt":19.0,"az":305.5,"t":"2027-02-21T13:30:00Z","terrain":-0.23},{"above_terrain":true,"airmass":3.17,"alt":18.24,"az":306.2,"t":"2027-02-21T13:35:00Z","terrain":-0.11},{"above_terrain":true,"airmass":3.3,"alt":17.49,"az":306.8,"t":"2027-02-21T13:40:00Z","terrain":0.12},{"above_terrain":true,"airmass":3.43,"alt":16.75,"az":307.5,"t":"2027-02-21T13:45:00Z","terrain":0.25},{"above_terrain":true,"airmass":3.59,"alt":16.01,"az":308.1,"t":"2027-02-21T13:50:00Z","terrain":0.3},{"above_terrain":true,"airmass":3.75,"alt":15.27,"az":308.8,"t":"2027-02-21T13:55:00Z","terrain":0.2},{"above_terrain":true,"airmass":3.93,"alt":14.55,"az":309.5,"t":"2027-02-21T14:00:00Z","terrain":0.19},{"above_terrain":true,"airmass":4.12,"alt":13.83,"az":310.2,"t":"2027-02-21T14:05:00Z","terrain":0.24},{"above_terrain":true,"airmass":4.33,"alt":13.12,"az":310.9,"t":"2027-02-21T14:10:00Z","terrain":0.34},{"above_terrain":true,"airmass":4.56,"alt":12.41,"az":311.6,"t":"2027-02-21T14:15:00Z","terrain":0.24},{"above_terrain":true,"airmass":4.82,"alt":11.72,"az":312.3,"t":"2027-02-21T14:20:00Z","terrain":0.17},{"above_terrain":true,"airmass":5.1,"alt":11.03,"az":313.0,"t":"2027-02-21T14:25:00Z","terrain":0.26},{"above_terrain":true,"airmass":5.41,"alt":10.35,"az":313.7,"t":"2027-02-21T14:30:00Z","terrain":0.4},{"above_terrain":true,"airmass":5.76,"alt":9.67,"az":314.4,"t":"2027-02-21T14:35:00Z","terrain":0.51},{"above_terrain":true,"airmass":6.15,"alt":9.01,"az":315.1,"t":"2027-02-21T14:40:00Z","terrain":0.55},{"above_terrain":true,"airmass":6.59,"alt":8.35,"az":315.8,"t":"2027-02-21T14:45:00Z","terrain":0.49},{"above_terrain":true,"airmass":7.09,"alt":7.71,"az":316.6,"t":"2027-02-21T14:50:00Z","terrain":0.37},{"above_terrain":true,"airmass":7.66,"alt":7.07,"az":317.3,"t":"2027-02-21T14:55:00Z","terrain":0.31},{"above_terrain":true,"airmass":8.32,"alt":6.44,"az":318.1,"t":"2027-02-21T15:00:00Z","terrain":0.29},{"above_terrain":true,"airmass":9.08,"alt":5.82,"az":318.8,"t":"2027-02-21T15:05:00Z","terrain":-0.07},{"above_terrain":true,"airmass":9.97,"alt":5.2,"az":319.6,"t":"2027-02-21T15:10:00Z","terrain":-0.18},{"above_terrain":true,"airmass":11.02,"alt":4.6,"az":320.4,"t":"2027-02-21T15:15:00Z","terrain":-0.2},{"above_terrain":true,"airmass":12.28,"alt":4.01,"az":321.2,"t":"2027-02-21T15:20:00Z","terrain":-0.13},{"above_terrain":true,"airmass":13.79,"alt":3.43,"az":321.9,"t":"2027-02-21T15:25:00Z","terrain":0.19},{"above_terrain":true,"airmass":15.65,"alt":2.86,"az":322.7,"t":"2027-02-21T15:30:00Z","terrain":0.11},{"above_terrain":true,"airmass":17.96,"alt":2.3,"az":323.5,"t":"2027-02-21T15:35:00Z","terrain":-0.08},{"above_terrain":true,"airmass":20.88,"alt":1.75,"az":324.3,"t":"2027-02-21T15:40:00Z","terrain":-0.2},{"above_terrain":true,"airmass":24.6,"alt":1.2,"az":325.2,"t":"2027-02-21T15:45:00Z","terrain":-0.2},{"above_terrain":true,"airmass":29.42,"alt":0.68,"az":326.0,"t":"2027-02-21T15:50:00Z","terrain":-0.24},{"above_terrain":true,"airmass":35.66,"alt":0.16,"az":326.8,"t":"2027-02-21T15:55:00Z","terrain":-0.36},{"above_terrain":false,"airmass":null,"alt":-0.35,"az":327.6,"t":"2027-02-21T16:00:00Z","terrain":-0.29},{"above_terrain":false,"airmass":null,"alt":-0.84,"az":328.5,"t":"2027-02-21T16:05:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-1.33,"az":329.3,"t":"2027-02-21T16:10:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-1.8,"az":330.2,"t":"2027-02-21T16:15:00Z","terrain":-0.36},{"above_terrain":false,"airmass":null,"alt":-2.26,"az":331.1,"t":"2027-02-21T16:20:00Z","terrain":-0.38},{"above_terrain":false,"airmass":null,"alt":-2.7,"az":331.9,"t":"2027-02-21T16:25:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-3.14,"az":332.8,"t":"2027-02-21T16:30:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-3.56,"az":333.7,"t":"2027-02-21T16:35:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-3.97,"az":334.6,"t":"2027-02-21T16:40:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-4.36,"az":335.5,"t":"2027-02-21T16:45:00Z","terrain":-0.7},{"above_terrain":false,"airmass":null,"alt":-4.75,"az":336.4,"t":"2027-02-21T16:50:00Z","terrain":-0.79},{"above_terrain":false,"airmass":null,"alt":-5.11,"az":337.3,"t":"2027-02-21T16:55:00Z","terrain":-0.66},{"above_terrain":false,"airmass":null,"alt":-5.47,"az":338.2,"t":"2027-02-21T17:00:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-5.81,"az":339.1,"t":"2027-02-21T17:05:00Z","terrain":-0.73},{"above_terrain":false,"airmass":null,"alt":-6.14,"az":340.0,"t":"2027-02-21T17:10:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-6.45,"az":341.0,"t":"2027-02-21T17:15:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-6.75,"az":341.9,"t":"2027-02-21T17:20:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-7.03,"az":342.8,"t":"2027-02-21T17:25:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-7.3,"az":343.8,"t":"2027-02-21T17:30:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-7.55,"az":344.7,"t":"2027-02-21T17:35:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-7.79,"az":345.7,"t":"2027-02-21T17:40:00Z","terrain":-0.5},{"above_terrain":false,"airmass":null,"alt":-8.02,"az":346.7,"t":"2027-02-21T17:45:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-8.22,"az":347.6,"t":"2027-02-21T17:50:00Z","terrain":-0.25},{"above_terrain":false,"airmass":null,"alt":-8.42,"az":348.6,"t":"2027-02-21T17:55:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-8.59,"az":349.6,"t":"2027-02-21T18:00:00Z","terrain":0.08},{"above_terrain":false,"airmass":null,"alt":-8.76,"az":350.5,"t":"2027-02-21T18:05:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-8.9,"az":351.5,"t":"2027-02-21T18:10:00Z","terrain":0.21},{"above_terrain":false,"airmass":null,"alt":-9.03,"az":352.5,"t":"2027-02-21T18:15:00Z","terrain":0.38},{"above_terrain":false,"airmass":null,"alt":-9.15,"az":353.5,"t":"2027-02-21T18:20:00Z","terrain":0.56},{"above_terrain":false,"airmass":null,"alt":-9.24,"az":354.5,"t":"2027-02-21T18:25:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-9.33,"az":355.4,"t":"2027-02-21T18:30:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-9.39,"az":356.4,"t":"2027-02-21T18:35:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-9.44,"az":357.4,"t":"2027-02-21T18:40:00Z","terrain":0.7},{"above_terrain":false,"airmass":null,"alt":-9.48,"az":358.4,"t":"2027-02-21T18:45:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-9.5,"az":359.4,"t":"2027-02-21T18:50:00Z","terrain":0.57},{"above_terrain":false,"airmass":null,"alt":-9.5,"az":0.4,"t":"2027-02-21T18:55:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-9.48,"az":1.4,"t":"2027-02-21T19:00:00Z","terrain":0.28},{"above_terrain":false,"airmass":null,"alt":-9.45,"az":2.4,"t":"2027-02-21T19:05:00Z","terrain":0.03},{"above_terrain":false,"airmass":null,"alt":-9.41,"az":3.4,"t":"2027-02-21T19:10:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-9.34,"az":4.3,"t":"2027-02-21T19:15:00Z","terrain":-0.33},{"above_terrain":false,"airmass":null,"alt":-9.26,"az":5.3,"t":"2027-02-21T19:20:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-9.17,"az":6.3,"t":"2027-02-21T19:25:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-9.06,"az":7.3,"t":"2027-02-21T19:30:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-8.93,"az":8.3,"t":"2027-02-21T19:35:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-8.79,"az":9.3,"t":"2027-02-21T19:40:00Z","terrain":-0.64},{"above_terrain":false,"airmass":null,"alt":-8.63,"az":10.2,"t":"2027-02-21T19:45:00Z","terrain":-0.55},{"above_terrain":false,"airmass":null,"alt":-8.46,"az":11.2,"t":"2027-02-21T19:50:00Z","terrain":-0.35},{"above_terrain":false,"airmass":null,"alt":-8.27,"az":12.2,"t":"2027-02-21T19:55:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-8.06,"az":13.1,"t":"2027-02-21T20:00:00Z","terrain":-0.05},{"above_terrain":false,"airmass":null,"alt":-7.84,"az":14.1,"t":"2027-02-21T20:05:00Z","terrain":0.12},{"above_terrain":false,"airmass":null,"alt":-7.61,"az":15.1,"t":"2027-02-21T20:10:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-7.35,"az":16.0,"t":"2027-02-21T20:15:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-7.09,"az":17.0,"t":"2027-02-21T20:20:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-6.81,"az":17.9,"t":"2027-02-21T20:25:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-6.51,"az":18.8,"t":"2027-02-21T20:30:00Z","terrain":0.61},{"above_terrain":false,"airmass":null,"alt":-6.2,"az":19.8,"t":"2027-02-21T20:35:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-5.88,"az":20.7,"t":"2027-02-21T20:40:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-5.54,"az":21.6,"t":"2027-02-21T20:45:00Z","terrain":0.87},{"above_terrain":false,"airmass":null,"alt":-5.19,"az":22.5,"t":"2027-02-21T20:50:00Z","terrain":1.08},{"above_terrain":false,"airmass":null,"alt":-4.83,"az":23.4,"t":"2027-02-21T20:55:00Z","terrain":1.05},{"above_terrain":false,"airmass":null,"alt":-4.45,"az":24.3,"t":"2027-02-21T21:00:00Z","terrain":1.02},{"above_terrain":false,"airmass":null,"alt":-4.05,"az":25.2,"t":"2027-02-21T21:05:00Z","terrain":1.25},{"above_terrain":false,"airmass":null,"alt":-3.65,"az":26.1,"t":"2027-02-21T21:10:00Z","terrain":1.33},{"above_terrain":false,"airmass":null,"alt":-3.23,"az":27.0,"t":"2027-02-21T21:15:00Z","terrain":1.28},{"above_terrain":false,"airmass":null,"alt":-2.8,"az":27.9,"t":"2027-02-21T21:20:00Z","terrain":1.2},{"above_terrain":false,"airmass":null,"alt":-2.35,"az":28.8,"t":"2027-02-21T21:25:00Z","terrain":1.05},{"above_terrain":false,"airmass":null,"alt":-1.9,"az":29.6,"t":"2027-02-21T21:30:00Z","terrain":1.09},{"above_terrain":false,"airmass":null,"alt":-1.43,"az":30.5,"t":"2027-02-21T21:35:00Z","terrain":1.23},{"above_terrain":false,"airmass":null,"alt":-0.95,"az":31.3,"t":"2027-02-21T21:40:00Z","terrain":1.32},{"above_terrain":false,"airmass":null,"alt":-0.46,"az":32.2,"t":"2027-02-21T21:45:00Z","terrain":1.27},{"above_terrain":false,"airmass":37.2,"alt":0.05,"az":33.0,"t":"2027-02-21T21:50:00Z","terrain":0.98},{"above_terrain":true,"airmass":30.62,"alt":0.56,"az":33.8,"t":"2027-02-21T21:55:00Z","terrain":0.52},{"above_terrain":true,"airmass":25.53,"alt":1.09,"az":34.7,"t":"2027-02-21T22:00:00Z","terrain":0.18},{"above_terrain":true,"airmass":21.59,"alt":1.63,"az":35.5,"t":"2027-02-21T22:05:00Z","terrain":0.04},{"above_terrain":true,"airmass":18.52,"alt":2.18,"az":36.3,"t":"2027-02-21T22:10:00Z","terrain":-0.0},{"above_terrain":true,"airmass":16.1,"alt":2.74,"az":37.1,"t":"2027-02-21T22:15:00Z","terrain":-0.1},{"above_terrain":true,"airmass":14.16,"alt":3.31,"az":37.9,"t":"2027-02-21T22:20:00Z","terrain":-0.2},{"above_terrain":true,"airmass":12.57,"alt":3.89,"az":38.7,"t":"2027-02-21T22:25:00Z","terrain":-0.18},{"above_terrain":true,"airmass":11.27,"alt":4.48,"az":39.5,"t":"2027-02-21T22:30:00Z","terrain":-0.11},{"above_terrain":true,"airmass":10.18,"alt":5.08,"az":40.2,"t":"2027-02-21T22:35:00Z","terrain":-0.03},{"above_terrain":true,"airmass":9.26,"alt":5.69,"az":41.0,"t":"2027-02-21T22:40:00Z","terrain":0.02},{"above_terrain":true,"airmass":8.47,"alt":6.3,"az":41.8,"t":"2027-02-21T22:45:00Z","terrain":0.1},{"above_terrain":true,"airmass":7.8,"alt":6.93,"az":42.5,"t":"2027-02-21T22:50:00Z","terrain":0.19},{"above_terrain":true,"airmass":7.21,"alt":7.57,"az":43.3,"t":"2027-02-21T22:55:00Z","terrain":0.29},{"above_terrain":true,"airmass":6.69,"alt":8.21,"az":44.0,"t":"2027-02-21T23:00:00Z","terrain":0.41},{"above_terrain":true,"airmass":6.24,"alt":8.87,"az":44.7,"t":"2027-02-21T23:05:00Z","terrain":0.53},{"above_terrain":true,"airmass":5.84,"alt":9.53,"az":45.5,"t":"2027-02-21T23:10:00Z","terrain":0.62},{"above_terrain":true,"airmass":5.48,"alt":10.2,"az":46.2,"t":"2027-02-21T23:15:00Z","terrain":0.66},{"above_terrain":true,"airmass":5.16,"alt":10.88,"az":46.9,"t":"2027-02-21T23:20:00Z","terrain":0.62},{"above_terrain":true,"airmass":4.87,"alt":11.57,"az":47.6,"t":"2027-02-21T23:25:00Z","terrain":0.56},{"above_terrain":true,"airmass":4.61,"alt":12.26,"az":48.3,"t":"2027-02-21T23:30:00Z","terrain":0.49},{"above_terrain":true,"airmass":4.38,"alt":12.97,"az":49.0,"t":"2027-02-21T23:35:00Z","terrain":0.41},{"above_terrain":true,"airmass":4.16,"alt":13.68,"az":49.7,"t":"2027-02-21T23:40:00Z","terrain":0.4},{"above_terrain":true,"airmass":3.96,"alt":14.39,"az":50.4,"t":"2027-02-21T23:45:00Z","terrain":0.45},{"above_terrain":true,"airmass":3.78,"alt":15.12,"az":51.0,"t":"2027-02-21T23:50:00Z","terrain":0.53},{"above_terrain":true,"airmass":3.62,"alt":15.85,"az":51.7,"t":"2027-02-21T23:55:00Z","terrain":0.6},{"above_terrain":true,"airmass":3.47,"alt":16.59,"az":52.4,"t":"2027-02-22T00:00:00Z","terrain":0.71},{"above_terrain":true,"airmass":3.32,"alt":17.33,"az":53.0,"t":"2027-02-22T00:05:00Z","terrain":0.85},{"above_terrain":true,"airmass":3.19,"alt":18.08,"az":53.7,"t":"2027-02-22T00:10:00Z","terrain":0.95},{"above_terrain":true,"airmass":3.07,"alt":18.84,"az":54.3,"t":"2027-02-22T00:15:00Z","terrain":1.03},{"above_terrain":true,"airmass":2.96,"alt":19.6,"az":55.0,"t":"2027-02-22T00:20:00Z","terrain":1.08},{"above_terrain":true,"airmass":2.85,"alt":20.37,"az":55.6,"t":"2027-02-22T00:25:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.75,"alt":21.15,"az":56.3,"t":"2027-02-22T00:30:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.66,"alt":21.93,"az":56.9,"t":"2027-02-22T00:35:00Z","terrain":1.07},{"above_terrain":true,"airmass":2.58,"alt":22.72,"az":57.5,"t":"2027-02-22T00:40:00Z","terrain":1.16},{"above_terrain":true,"airmass":2.49,"alt":23.51,"az":58.1,"t":"2027-02-22T00:45:00Z","terrain":1.24},{"above_terrain":true,"airmass":2.42,"alt":24.31,"az":58.8,"t":"2027-02-22T00:50:00Z","terrain":1.22},{"above_terrain":true,"airmass":2.35,"alt":25.11,"az":59.4,"t":"2027-02-22T00:55:00Z","terrain":1.2},{"above_terrain":true,"airmass":2.28,"alt":25.92,"az":60.0,"t":"2027-02-22T01:00:00Z","terrain":1.17},{"above_terrain":true,"airmass":2.21,"alt":26.73,"az":60.6,"t":"2027-02-22T01:05:00Z","terrain":1.12},{"above_terrain":true,"airmass":2.15,"alt":27.55,"az":61.2,"t":"2027-02-22T01:10:00Z","terrain":1.08},{"above_terrain":true,"airmass":2.1,"alt":28.37,"az":61.8,"t":"2027-02-22T01:15:00Z","terrain":1.03},{"above_terrain":true,"airmass":2.04,"alt":29.2,"az":62.4,"t":"2027-02-22T01:20:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.99,"alt":30.03,"az":63.0,"t":"2027-02-22T01:25:00Z","terrain":0.91},{"above_terrain":true,"airmass":1.94,"alt":30.87,"az":63.6,"t":"2027-02-22T01:30:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.9,"alt":31.71,"az":64.1,"t":"2027-02-22T01:35:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.85,"alt":32.55,"az":64.7,"t":"2027-02-22T01:40:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.81,"alt":33.4,"az":65.3,"t":"2027-02-22T01:45:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.77,"alt":34.25,"az":65.9,"t":"2027-02-22T01:50:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.74,"alt":35.11,"az":66.4,"t":"2027-02-22T01:55:00Z","terrain":0.87},{"above_terrain":true,"airmass":1.7,"alt":35.97,"az":67.0,"t":"2027-02-22T02:00:00Z","terrain":0.93},{"above_terrain":true,"airmass":1.67,"alt":36.83,"az":67.6,"t":"2027-02-22T02:05:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.63,"alt":37.7,"az":68.1,"t":"2027-02-22T02:10:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.6,"alt":38.57,"az":68.7,"t":"2027-02-22T02:15:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.57,"alt":39.44,"az":69.3,"t":"2027-02-22T02:20:00Z","terrain":1.1},{"above_terrain":true,"airmass":1.54,"alt":40.32,"az":69.8,"t":"2027-02-22T02:25:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.52,"alt":41.2,"az":70.4,"t":"2027-02-22T02:30:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.49,"alt":42.08,"az":70.9,"t":"2027-02-22T02:35:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.47,"alt":42.97,"az":71.5,"t":"2027-02-22T02:40:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.44,"alt":43.86,"az":72.1,"t":"2027-02-22T02:45:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.42,"alt":44.75,"az":72.6,"t":"2027-02-22T02:50:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.4,"alt":45.64,"az":73.2,"t":"2027-02-22T02:55:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.38,"alt":46.54,"az":73.7,"t":"2027-02-22T03:00:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.36,"alt":47.44,"az":74.3,"t":"2027-02-22T03:05:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.34,"alt":48.34,"az":74.8,"t":"2027-02-22T03:10:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.32,"alt":49.25,"az":75.4,"t":"2027-02-22T03:15:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.3,"alt":50.15,"az":76.0,"t":"2027-02-22T03:20:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.28,"alt":51.06,"az":76.5,"t":"2027-02-22T03:25:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.27,"alt":51.97,"az":77.1,"t":"2027-02-22T03:30:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.25,"alt":52.89,"az":77.7,"t":"2027-02-22T03:35:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.24,"alt":53.8,"az":78.2,"t":"2027-02-22T03:40:00Z","terrain":0.62},{"above_terrain":true,"airmass":1.22,"alt":54.72,"az":78.8,"t":"2027-02-22T03:45:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.21,"alt":55.64,"az":79.4,"t":"2027-02-22T03:50:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.2,"alt":56.56,"az":80.0,"t":"2027-02-22T03:55:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.19,"alt":57.48,"az":80.6,"t":"2027-02-22T04:00:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.17,"alt":58.41,"az":81.2,"t":"2027-02-22T04:05:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.16,"alt":59.33,"az":81.8,"t":"2027-02-22T04:10:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.15,"alt":60.26,"az":82.4,"t":"2027-02-22T04:15:00Z","terrain":0.68},{"above_terrain":true,"airmass":1.14,"alt":61.19,"az":83.0,"t":"2027-02-22T04:20:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.13,"alt":62.12,"az":83.6,"t":"2027-02-22T04:25:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.12,"alt":63.05,"az":84.3,"t":"2027-02-22T04:30:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.11,"alt":63.98,"az":84.9,"t":"2027-02-22T04:35:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.1,"alt":64.91,"az":85.6,"t":"2027-02-22T04:40:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.1,"alt":65.84,"az":86.3,"t":"2027-02-22T04:45:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.09,"alt":66.78,"az":87.0,"t":"2027-02-22T04:50:00Z","terrain":0.07},{"above_terrain":true,"airmass":1.08,"alt":67.71,"az":87.7,"t":"2027-02-22T04:55:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.07,"alt":68.65,"az":88.5,"t":"2027-02-22T05:00:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.07,"alt":69.59,"az":89.3,"t":"2027-02-22T05:05:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.06,"alt":70.52,"az":90.1,"t":"2027-02-22T05:10:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.05,"alt":71.46,"az":90.9,"t":"2027-02-22T05:15:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.05,"alt":72.39,"az":91.8,"t":"2027-02-22T05:20:00Z","terrain":0.07},{"above_terrain":true,"airmass":1.04,"alt":73.33,"az":92.8,"t":"2027-02-22T05:25:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.04,"alt":74.26,"az":93.8,"t":"2027-02-22T05:30:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.03,"alt":75.2,"az":94.9,"t":"2027-02-22T05:35:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.03,"alt":76.13,"az":96.1,"t":"2027-02-22T05:40:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.03,"alt":77.06,"az":97.4,"t":"2027-02-22T05:45:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.02,"alt":77.98,"az":98.8,"t":"2027-02-22T05:50:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.02,"alt":78.91,"az":100.4,"t":"2027-02-22T05:55:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.02,"alt":79.82,"az":102.2,"t":"2027-02-22T06:00:00Z","terrain":-0.08},{"above_terrain":true,"airmass":1.01,"alt":80.73,"az":104.3,"t":"2027-02-22T06:05:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.01,"alt":81.64,"az":106.8,"t":"2027-02-22T06:10:00Z","terrain":-0.62},{"above_terrain":true,"airmass":1.01,"alt":82.53,"az":109.7,"t":"2027-02-22T06:15:00Z","terrain":-1.16},{"above_terrain":true,"airmass":1.01,"alt":83.4,"az":113.3,"t":"2027-02-22T06:20:00Z","terrain":-1.5},{"above_terrain":true,"airmass":1.0,"alt":84.24,"az":117.9,"t":"2027-02-22T06:25:00Z","terrain":-1.44},{"above_terrain":true,"airmass":1.0,"alt":85.05,"az":123.9,"t":"2027-02-22T06:30:00Z","terrain":-1.47},{"above_terrain":true,"airmass":1.0,"alt":85.79,"az":131.9,"t":"2027-02-22T06:35:00Z","terrain":-1.65},{"above_terrain":true,"airmass":1.0,"alt":86.42,"az":142.8,"t":"2027-02-22T06:40:00Z","terrain":-1.36},{"above_terrain":true,"airmass":1.0,"alt":86.89,"az":157.6,"t":"2027-02-22T06:45:00Z","terrain":-1.07},{"above_terrain":true,"airmass":1.0,"alt":87.11,"az":175.9,"t":"2027-02-22T06:50:00Z","terrain":-0.42},{"above_terrain":true,"airmass":1.0,"alt":87.02,"az":194.9,"t":"2027-02-22T06:55:00Z","terrain":-0.43},{"above_terrain":true,"airmass":1.0,"alt":86.65,"az":211.4,"t":"2027-02-22T07:00:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.0,"alt":86.07,"az":223.9,"t":"2027-02-22T07:05:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.0,"alt":85.37,"az":233.0,"t":"2027-02-22T07:10:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.0,"alt":84.59,"az":239.8,"t":"2027-02-22T07:15:00Z","terrain":0.73},{"above_terrain":true,"airmass":1.01,"alt":83.76,"az":244.9,"t":"2027-02-22T07:20:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.01,"alt":82.9,"az":248.8,"t":"2027-02-22T07:25:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.01,"alt":82.02,"az":252.0,"t":"2027-02-22T07:30:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.01,"alt":81.12,"az":254.7,"t":"2027-02-22T07:35:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.01,"alt":80.21,"az":256.9,"t":"2027-02-22T07:40:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.02,"alt":79.3,"az":258.8,"t":"2027-02-22T07:45:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.02,"alt":78.38,"az":260.5,"t":"2027-02-22T07:50:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.02,"alt":77.45,"az":262.0,"t":"2027-02-22T07:55:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.03,"alt":76.52,"az":263.4,"t":"2027-02-22T08:00:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.03,"alt":75.59,"az":264.6,"t":"2027-02-22T08:05:00Z","terrain":0.44},{"above_terrain":true,"airmass":1.04,"alt":74.66,"az":265.7,"t":"2027-02-22T08:10:00Z","terrain":0.45},{"above_terrain":true,"airmass":1.04,"alt":73.73,"az":266.8,"t":"2027-02-22T08:15:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.05,"alt":72.79,"az":267.8,"t":"2027-02-22T08:20:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.05,"alt":71.86,"az":268.7,"t":"2027-02-22T08:25:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.06,"alt":70.92,"az":269.6,"t":"2027-02-22T08:30:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.06,"alt":69.98,"az":270.4,"t":"2027-02-22T08:35:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.07,"alt":69.05,"az":271.2,"t":"2027-02-22T08:40:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.08,"alt":68.11,"az":272.0,"t":"2027-02-22T08:45:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.08,"alt":67.18,"az":272.7,"t":"2027-02-22T08:50:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.09,"alt":66.24,"az":273.4,"t":"2027-02-22T08:55:00Z","terrain":0.07},{"above_terrain":true,"airmass":1.1,"alt":65.31,"az":274.1,"t":"2027-02-22T09:00:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.11,"alt":64.38,"az":274.8,"t":"2027-02-22T09:05:00Z","terrain":0.07},{"above_terrain":true,"airmass":1.12,"alt":63.44,"az":275.5,"t":"2027-02-22T09:10:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.13,"alt":62.51,"az":276.1,"t":"2027-02-22T09:15:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.14,"alt":61.58,"az":276.7,"t":"2027-02-22T09:20:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.15,"alt":60.65,"az":277.4,"t":"2027-02-22T09:25:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.16,"alt":59.73,"az":278.0,"t":"2027-02-22T09:30:00Z","terrain":-0.08},{"above_terrain":true,"airmass":1.17,"alt":58.8,"az":278.6,"t":"2027-02-22T09:35:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.18,"alt":57.88,"az":279.2,"t":"2027-02-22T09:40:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.19,"alt":56.95,"az":279.8,"t":"2027-02-22T09:45:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.2,"alt":56.03,"az":280.4,"t":"2027-02-22T09:50:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.22,"alt":55.11,"az":280.9,"t":"2027-02-22T09:55:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.23,"alt":54.19,"az":281.5,"t":"2027-02-22T10:00:00Z","terrain":-0.05}],"transit":{"airmass":1.0,"alt":87.1,"az":175.9,"t":"2027-02-22T06:50:00Z"},"usable_hours":3.17,"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."]}