{"assessment":{"best_window":{"end":"2037-02-18T03:40Z","end_local":"05:40","hours":2.5,"label":"good","mean_quality":0.83,"start":"2037-02-18T01:10Z","start_local":"03:10"},"cost":{"altitude":8.13,"clouds":0.0,"darkness":1.2,"moon":0.0},"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":1,"cloud":null,"high":null,"iso":"2037-02-17T16:00Z","label":"unusable","low":null,"mid":null,"moon_alt":21,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"18:00","wind":null},{"alt":-4,"cloud":null,"high":null,"iso":"2037-02-17T17:00Z","label":"unusable","low":null,"mid":null,"moon_alt":11,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"19:00","wind":null},{"alt":-8,"cloud":null,"high":null,"iso":"2037-02-17T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":0,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"20:00","wind":null},{"alt":-9,"cloud":null,"high":null,"iso":"2037-02-17T19:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-11,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"21:00","wind":null},{"alt":-9,"cloud":null,"high":null,"iso":"2037-02-17T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-21,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":-5,"cloud":null,"high":null,"iso":"2037-02-17T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-31,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":0,"cloud":null,"high":null,"iso":"2037-02-17T22:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-40,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":6,"cloud":null,"high":null,"iso":"2037-02-17T23:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-48,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":15,"cloud":null,"high":null,"iso":"2037-02-18T00:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-52,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":24,"cloud":null,"high":null,"iso":"2037-02-18T01:00Z","label":"marginal","low":null,"mid":null,"moon_alt":-52,"precip":null,"q":0.55,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":34,"cloud":null,"high":null,"iso":"2037-02-18T02:00Z","label":"good","low":null,"mid":null,"moon_alt":-48,"precip":null,"q":0.82,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":44,"cloud":null,"high":null,"iso":"2037-02-18T03:00Z","label":"good","low":null,"mid":null,"moon_alt":-41,"precip":null,"q":0.89,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":55,"cloud":null,"high":null,"iso":"2037-02-18T04:00Z","label":"marginal","low":null,"mid":null,"moon_alt":-32,"precip":null,"q":0.48,"rh":null,"sky":"astronomical twilight","temp":null,"time":"06:00","wind":null},{"alt":66,"cloud":null,"high":null,"iso":"2037-02-18T05:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-22,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"07:00","wind":null}],"peak_quality":0.94,"peak_sky":0.94,"quality_hours":2.69,"reasons":["the target being low or below 20\u00b0 cost 8.1 quality-hours","daylight and twilight cost 1.2 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":63,"score_weather":null,"sky_hours":2.69,"verdict":"unknown","verdict_astronomy":"marginal","weather_known":false,"windows":[{"end":"2037-02-18T00:40Z","end_local":"02:40","hours":8.75,"label":"unusable","mean_quality":0.0,"start":"2037-02-17T15:55Z","start_local":"17:55"},{"end":"2037-02-18T01:10Z","end_local":"03:10","hours":0.5,"label":"marginal","mean_quality":0.5,"start":"2037-02-18T00:40Z","start_local":"02:40"},{"end":"2037-02-18T03:40Z","end_local":"05:40","hours":2.5,"label":"good","mean_quality":0.83,"start":"2037-02-18T01:10Z","start_local":"03:10"},{"end":"2037-02-18T04:15Z","end_local":"06:15","hours":0.58,"label":"marginal","mean_quality":0.48,"start":"2037-02-18T03:40Z","start_local":"05:40"},{"end":"2037-02-18T04:45Z","end_local":"06:45","hours":0.5,"label":"poor","mean_quality":0.15,"start":"2037-02-18T04:15Z","start_local":"06:15"},{"end":"2037-02-18T05:15Z","end_local":"07:15","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2037-02-18T04:45Z","start_local":"06:45"}]},"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":"2037-02-17T17:30:06Z","dark_hours":10.15,"dark_to":"2037-02-18T03:39:12Z","moon":{"illumination":0.066,"phase":"waxing crescent","waxing":true},"moon_free_dark_hours":9.63,"moonrise":"2037-02-18T07:01:06Z","moonset":"2037-02-17T18:00:35Z","sunrise":"2037-02-18T05:12:04Z","sunset":"2037-02-17T15:57:01Z","twilight":{"astronomical":{"end":"2037-02-17T17:30:06Z","start":"2037-02-18T03:39:12Z"},"civil":{"end":"2037-02-17T16:25:25Z","start":"2037-02-18T04:43:44Z"},"nautical":{"end":"2037-02-17T16:57:53Z","start":"2037-02-18T04:11:21Z"}},"window_end":"2037-02-18T10:00:00Z","window_start":"2037-02-17T10:00:00Z"},"night_date":"2037-02-17","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.3,"alt":50.4,"t":"2037-02-18T03:35:00Z"},"dec":38.78368896,"dec_of_date":38.8174,"dec_str":"+38\u00b0 47' 01.3\"","good_hours":2.0,"limit_rise":"2037-02-18T00:36:19Z","limit_set":"2037-02-17T13:37:19Z","max_az_rate_deg_per_min":3.77,"moon_separation":86.1,"never_rises":false,"ra":279.23473479,"ra_of_date":279.5465,"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 2.0 h above 30\u00b0, 3.0 h above 20\u00b0 \u2014 usable, at high airmass.","terrain":{"available":true,"behind_at":"2037-02-17T16:13:22Z","blocked_dark_hours":0,"clears_at":"2037-02-17T22:08:32Z","rise_az":279.5},"track":[{"above_terrain":true,"airmass":1.19,"alt":57.46,"az":279.5,"t":"2037-02-17T10:00:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.2,"alt":56.53,"az":280.1,"t":"2037-02-17T10:05:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.21,"alt":55.61,"az":280.6,"t":"2037-02-17T10:10:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.22,"alt":54.7,"az":281.2,"t":"2037-02-17T10:15:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.24,"alt":53.78,"az":281.8,"t":"2037-02-17T10:20:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.25,"alt":52.86,"az":282.4,"t":"2037-02-17T10:25:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.27,"alt":51.95,"az":282.9,"t":"2037-02-17T10:30:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.28,"alt":51.04,"az":283.5,"t":"2037-02-17T10:35:00Z","terrain":0.06},{"above_terrain":true,"airmass":1.3,"alt":50.13,"az":284.1,"t":"2037-02-17T10:40:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.32,"alt":49.22,"az":284.6,"t":"2037-02-17T10:45:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.34,"alt":48.32,"az":285.2,"t":"2037-02-17T10:50:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.36,"alt":47.42,"az":285.7,"t":"2037-02-17T10:55:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.38,"alt":46.52,"az":286.3,"t":"2037-02-17T11:00:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.4,"alt":45.62,"az":286.9,"t":"2037-02-17T11:05:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.42,"alt":44.73,"az":287.4,"t":"2037-02-17T11:10:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.44,"alt":43.83,"az":288.0,"t":"2037-02-17T11:15:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.47,"alt":42.94,"az":288.5,"t":"2037-02-17T11:20:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.49,"alt":42.06,"az":289.1,"t":"2037-02-17T11:25:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.52,"alt":41.18,"az":289.6,"t":"2037-02-17T11:30:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.54,"alt":40.3,"az":290.2,"t":"2037-02-17T11:35:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.57,"alt":39.42,"az":290.8,"t":"2037-02-17T11:40:00Z","terrain":0.44},{"above_terrain":true,"airmass":1.6,"alt":38.55,"az":291.3,"t":"2037-02-17T11:45:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.63,"alt":37.68,"az":291.9,"t":"2037-02-17T11:50:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.67,"alt":36.81,"az":292.5,"t":"2037-02-17T11:55:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.7,"alt":35.95,"az":293.0,"t":"2037-02-17T12:00:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.74,"alt":35.09,"az":293.6,"t":"2037-02-17T12:05:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.77,"alt":34.23,"az":294.2,"t":"2037-02-17T12:10:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.81,"alt":33.38,"az":294.7,"t":"2037-02-17T12:15:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.86,"alt":32.53,"az":295.3,"t":"2037-02-17T12:20:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.9,"alt":31.69,"az":295.9,"t":"2037-02-17T12:25:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.95,"alt":30.85,"az":296.5,"t":"2037-02-17T12:30:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.99,"alt":30.01,"az":297.1,"t":"2037-02-17T12:35:00Z","terrain":0.25},{"above_terrain":true,"airmass":2.04,"alt":29.18,"az":297.7,"t":"2037-02-17T12:40:00Z","terrain":0.17},{"above_terrain":true,"airmass":2.1,"alt":28.35,"az":298.2,"t":"2037-02-17T12:45:00Z","terrain":0.13},{"above_terrain":true,"airmass":2.16,"alt":27.53,"az":298.8,"t":"2037-02-17T12:50:00Z","terrain":0.16},{"above_terrain":true,"airmass":2.22,"alt":26.71,"az":299.4,"t":"2037-02-17T12:55:00Z","terrain":0.26},{"above_terrain":true,"airmass":2.28,"alt":25.9,"az":300.0,"t":"2037-02-17T13:00:00Z","terrain":0.37},{"above_terrain":true,"airmass":2.35,"alt":25.09,"az":300.7,"t":"2037-02-17T13:05:00Z","terrain":0.34},{"above_terrain":true,"airmass":2.42,"alt":24.29,"az":301.3,"t":"2037-02-17T13:10:00Z","terrain":0.26},{"above_terrain":true,"airmass":2.5,"alt":23.49,"az":301.9,"t":"2037-02-17T13:15:00Z","terrain":0.11},{"above_terrain":true,"airmass":2.58,"alt":22.7,"az":302.5,"t":"2037-02-17T13:20:00Z","terrain":-0.08},{"above_terrain":true,"airmass":2.66,"alt":21.91,"az":303.1,"t":"2037-02-17T13:25:00Z","terrain":-0.21},{"above_terrain":true,"airmass":2.76,"alt":21.13,"az":303.8,"t":"2037-02-17T13:30:00Z","terrain":-0.13},{"above_terrain":true,"airmass":2.86,"alt":20.36,"az":304.4,"t":"2037-02-17T13:35:00Z","terrain":-0.17},{"above_terrain":true,"airmass":2.96,"alt":19.59,"az":305.0,"t":"2037-02-17T13:40:00Z","terrain":-0.29},{"above_terrain":true,"airmass":3.07,"alt":18.82,"az":305.7,"t":"2037-02-17T13:45:00Z","terrain":-0.21},{"above_terrain":true,"airmass":3.2,"alt":18.07,"az":306.3,"t":"2037-02-17T13:50:00Z","terrain":-0.05},{"above_terrain":true,"airmass":3.33,"alt":17.32,"az":307.0,"t":"2037-02-17T13:55:00Z","terrain":0.17},{"above_terrain":true,"airmass":3.47,"alt":16.57,"az":307.6,"t":"2037-02-17T14:00:00Z","terrain":0.27},{"above_terrain":true,"airmass":3.62,"alt":15.83,"az":308.3,"t":"2037-02-17T14:05:00Z","terrain":0.27},{"above_terrain":true,"airmass":3.79,"alt":15.1,"az":309.0,"t":"2037-02-17T14:10:00Z","terrain":0.17},{"above_terrain":true,"airmass":3.97,"alt":14.38,"az":309.7,"t":"2037-02-17T14:15:00Z","terrain":0.2},{"above_terrain":true,"airmass":4.17,"alt":13.66,"az":310.3,"t":"2037-02-17T14:20:00Z","terrain":0.27},{"above_terrain":true,"airmass":4.38,"alt":12.95,"az":311.0,"t":"2037-02-17T14:25:00Z","terrain":0.35},{"above_terrain":true,"airmass":4.62,"alt":12.25,"az":311.7,"t":"2037-02-17T14:30:00Z","terrain":0.2},{"above_terrain":true,"airmass":4.88,"alt":11.56,"az":312.4,"t":"2037-02-17T14:35:00Z","terrain":0.2},{"above_terrain":true,"airmass":5.17,"alt":10.87,"az":313.1,"t":"2037-02-17T14:40:00Z","terrain":0.3},{"above_terrain":true,"airmass":5.49,"alt":10.19,"az":313.9,"t":"2037-02-17T14:45:00Z","terrain":0.44},{"above_terrain":true,"airmass":5.85,"alt":9.52,"az":314.6,"t":"2037-02-17T14:50:00Z","terrain":0.52},{"above_terrain":true,"airmass":6.25,"alt":8.86,"az":315.3,"t":"2037-02-17T14:55:00Z","terrain":0.54},{"above_terrain":true,"airmass":6.7,"alt":8.2,"az":316.0,"t":"2037-02-17T15:00:00Z","terrain":0.47},{"above_terrain":true,"airmass":7.22,"alt":7.56,"az":316.8,"t":"2037-02-17T15:05:00Z","terrain":0.34},{"above_terrain":true,"airmass":7.81,"alt":6.92,"az":317.5,"t":"2037-02-17T15:10:00Z","terrain":0.32},{"above_terrain":true,"airmass":8.49,"alt":6.29,"az":318.3,"t":"2037-02-17T15:15:00Z","terrain":0.2},{"above_terrain":true,"airmass":9.27,"alt":5.67,"az":319.0,"t":"2037-02-17T15:20:00Z","terrain":-0.14},{"above_terrain":true,"airmass":10.2,"alt":5.07,"az":319.8,"t":"2037-02-17T15:25:00Z","terrain":-0.19},{"above_terrain":true,"airmass":11.29,"alt":4.47,"az":320.6,"t":"2037-02-17T15:30:00Z","terrain":-0.2},{"above_terrain":true,"airmass":12.6,"alt":3.88,"az":321.4,"t":"2037-02-17T15:35:00Z","terrain":-0.05},{"above_terrain":true,"airmass":14.19,"alt":3.3,"az":322.1,"t":"2037-02-17T15:40:00Z","terrain":0.19},{"above_terrain":true,"airmass":16.14,"alt":2.73,"az":322.9,"t":"2037-02-17T15:45:00Z","terrain":0.09},{"above_terrain":true,"airmass":18.57,"alt":2.17,"az":323.7,"t":"2037-02-17T15:50:00Z","terrain":-0.13},{"above_terrain":true,"airmass":21.65,"alt":1.62,"az":324.5,"t":"2037-02-17T15:55:00Z","terrain":-0.2},{"above_terrain":true,"airmass":25.59,"alt":1.08,"az":325.4,"t":"2037-02-17T16:00:00Z","terrain":-0.21},{"above_terrain":true,"airmass":30.7,"alt":0.56,"az":326.2,"t":"2037-02-17T16:05:00Z","terrain":-0.27},{"above_terrain":true,"airmass":37.3,"alt":0.04,"az":327.0,"t":"2037-02-17T16:10:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-0.46,"az":327.9,"t":"2037-02-17T16:15:00Z","terrain":-0.25},{"above_terrain":false,"airmass":null,"alt":-0.95,"az":328.7,"t":"2037-02-17T16:20:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-1.43,"az":329.5,"t":"2037-02-17T16:25:00Z","terrain":-0.25},{"above_terrain":false,"airmass":null,"alt":-1.9,"az":330.4,"t":"2037-02-17T16:30:00Z","terrain":-0.37},{"above_terrain":false,"airmass":null,"alt":-2.36,"az":331.3,"t":"2037-02-17T16:35:00Z","terrain":-0.32},{"above_terrain":false,"airmass":null,"alt":-2.8,"az":332.1,"t":"2037-02-17T16:40:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-3.23,"az":333.0,"t":"2037-02-17T16:45:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-3.65,"az":333.9,"t":"2037-02-17T16:50:00Z","terrain":-0.22},{"above_terrain":false,"airmass":null,"alt":-4.06,"az":334.8,"t":"2037-02-17T16:55:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-4.45,"az":335.7,"t":"2037-02-17T17:00:00Z","terrain":-0.75},{"above_terrain":false,"airmass":null,"alt":-4.83,"az":336.6,"t":"2037-02-17T17:05:00Z","terrain":-0.77},{"above_terrain":false,"airmass":null,"alt":-5.19,"az":337.5,"t":"2037-02-17T17:10:00Z","terrain":-0.6},{"above_terrain":false,"airmass":null,"alt":-5.54,"az":338.4,"t":"2037-02-17T17:15:00Z","terrain":-0.59},{"above_terrain":false,"airmass":null,"alt":-5.88,"az":339.3,"t":"2037-02-17T17:20:00Z","terrain":-0.68},{"above_terrain":false,"airmass":null,"alt":-6.2,"az":340.3,"t":"2037-02-17T17:25:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-6.51,"az":341.2,"t":"2037-02-17T17:30:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-6.81,"az":342.1,"t":"2037-02-17T17:35:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-7.09,"az":343.1,"t":"2037-02-17T17:40:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-7.35,"az":344.0,"t":"2037-02-17T17:45:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-7.6,"az":345.0,"t":"2037-02-17T17:50:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-7.84,"az":345.9,"t":"2037-02-17T17:55:00Z","terrain":-0.54},{"above_terrain":false,"airmass":null,"alt":-8.06,"az":346.9,"t":"2037-02-17T18:00:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-8.26,"az":347.9,"t":"2037-02-17T18:05:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-8.45,"az":348.8,"t":"2037-02-17T18:10:00Z","terrain":-0.02},{"above_terrain":false,"airmass":null,"alt":-8.63,"az":349.8,"t":"2037-02-17T18:15:00Z","terrain":0.11},{"above_terrain":false,"airmass":null,"alt":-8.78,"az":350.8,"t":"2037-02-17T18:20:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-8.93,"az":351.7,"t":"2037-02-17T18:25:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-9.05,"az":352.7,"t":"2037-02-17T18:30:00Z","terrain":0.44},{"above_terrain":false,"airmass":null,"alt":-9.16,"az":353.7,"t":"2037-02-17T18:35:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-9.26,"az":354.7,"t":"2037-02-17T18:40:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-9.34,"az":355.7,"t":"2037-02-17T18:45:00Z","terrain":0.71},{"above_terrain":false,"airmass":null,"alt":-9.4,"az":356.7,"t":"2037-02-17T18:50:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-9.44,"az":357.7,"t":"2037-02-17T18:55:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-9.47,"az":358.6,"t":"2037-02-17T19:00:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-9.49,"az":359.6,"t":"2037-02-17T19:05:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-9.49,"az":0.6,"t":"2037-02-17T19:10:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-9.47,"az":1.6,"t":"2037-02-17T19:15:00Z","terrain":0.22},{"above_terrain":false,"airmass":null,"alt":-9.43,"az":2.6,"t":"2037-02-17T19:20:00Z","terrain":-0.03},{"above_terrain":false,"airmass":null,"alt":-9.38,"az":3.6,"t":"2037-02-17T19:25:00Z","terrain":-0.22},{"above_terrain":false,"airmass":null,"alt":-9.32,"az":4.6,"t":"2037-02-17T19:30:00Z","terrain":-0.37},{"above_terrain":false,"airmass":null,"alt":-9.23,"az":5.6,"t":"2037-02-17T19:35:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-9.13,"az":6.6,"t":"2037-02-17T19:40:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-9.02,"az":7.5,"t":"2037-02-17T19:45:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-8.89,"az":8.5,"t":"2037-02-17T19:50:00Z","terrain":-0.54},{"above_terrain":false,"airmass":null,"alt":-8.74,"az":9.5,"t":"2037-02-17T19:55:00Z","terrain":-0.63},{"above_terrain":false,"airmass":null,"alt":-8.58,"az":10.5,"t":"2037-02-17T20:00:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-8.4,"az":11.4,"t":"2037-02-17T20:05:00Z","terrain":-0.3},{"above_terrain":false,"airmass":null,"alt":-8.21,"az":12.4,"t":"2037-02-17T20:10:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-8.0,"az":13.4,"t":"2037-02-17T20:15:00Z","terrain":-0.01},{"above_terrain":false,"airmass":null,"alt":-7.78,"az":14.3,"t":"2037-02-17T20:20:00Z","terrain":0.2},{"above_terrain":false,"airmass":null,"alt":-7.54,"az":15.3,"t":"2037-02-17T20:25:00Z","terrain":0.43},{"above_terrain":false,"airmass":null,"alt":-7.28,"az":16.2,"t":"2037-02-17T20:30:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-7.01,"az":17.2,"t":"2037-02-17T20:35:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-6.73,"az":18.1,"t":"2037-02-17T20:40:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-6.43,"az":19.1,"t":"2037-02-17T20:45:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-6.12,"az":20.0,"t":"2037-02-17T20:50:00Z","terrain":0.67},{"above_terrain":false,"airmass":null,"alt":-5.79,"az":20.9,"t":"2037-02-17T20:55:00Z","terrain":0.69},{"above_terrain":false,"airmass":null,"alt":-5.45,"az":21.8,"t":"2037-02-17T21:00:00Z","terrain":0.94},{"above_terrain":false,"airmass":null,"alt":-5.1,"az":22.7,"t":"2037-02-17T21:05:00Z","terrain":1.12},{"above_terrain":false,"airmass":null,"alt":-4.73,"az":23.7,"t":"2037-02-17T21:10:00Z","terrain":1.0},{"above_terrain":false,"airmass":null,"alt":-4.34,"az":24.6,"t":"2037-02-17T21:15:00Z","terrain":1.09},{"above_terrain":false,"airmass":null,"alt":-3.95,"az":25.5,"t":"2037-02-17T21:20:00Z","terrain":1.27},{"above_terrain":false,"airmass":null,"alt":-3.54,"az":26.3,"t":"2037-02-17T21:25:00Z","terrain":1.32},{"above_terrain":false,"airmass":null,"alt":-3.12,"az":27.2,"t":"2037-02-17T21:30:00Z","terrain":1.26},{"above_terrain":false,"airmass":null,"alt":-2.68,"az":28.1,"t":"2037-02-17T21:35:00Z","terrain":1.17},{"above_terrain":false,"airmass":null,"alt":-2.24,"az":29.0,"t":"2037-02-17T21:40:00Z","terrain":1.01},{"above_terrain":false,"airmass":null,"alt":-1.78,"az":29.8,"t":"2037-02-17T21:45:00Z","terrain":1.12},{"above_terrain":false,"airmass":null,"alt":-1.31,"az":30.7,"t":"2037-02-17T21:50:00Z","terrain":1.26},{"above_terrain":false,"airmass":null,"alt":-0.82,"az":31.5,"t":"2037-02-17T21:55:00Z","terrain":1.32},{"above_terrain":false,"airmass":null,"alt":-0.33,"az":32.4,"t":"2037-02-17T22:00:00Z","terrain":1.2},{"above_terrain":false,"airmass":35.35,"alt":0.18,"az":33.2,"t":"2037-02-17T22:05:00Z","terrain":0.87},{"above_terrain":true,"airmass":29.18,"alt":0.7,"az":34.0,"t":"2037-02-17T22:10:00Z","terrain":0.42},{"above_terrain":true,"airmass":24.42,"alt":1.23,"az":34.9,"t":"2037-02-17T22:15:00Z","terrain":0.1},{"above_terrain":true,"airmass":20.73,"alt":1.77,"az":35.7,"t":"2037-02-17T22:20:00Z","terrain":0.04},{"above_terrain":true,"airmass":17.85,"alt":2.32,"az":36.5,"t":"2037-02-17T22:25:00Z","terrain":-0.03},{"above_terrain":true,"airmass":15.56,"alt":2.88,"az":37.3,"t":"2037-02-17T22:30:00Z","terrain":-0.12},{"above_terrain":true,"airmass":13.72,"alt":3.45,"az":38.1,"t":"2037-02-17T22:35:00Z","terrain":-0.21},{"above_terrain":true,"airmass":12.22,"alt":4.04,"az":38.9,"t":"2037-02-17T22:40:00Z","terrain":-0.17},{"above_terrain":true,"airmass":10.97,"alt":4.63,"az":39.6,"t":"2037-02-17T22:45:00Z","terrain":-0.09},{"above_terrain":true,"airmass":9.93,"alt":5.23,"az":40.4,"t":"2037-02-17T22:50:00Z","terrain":-0.02},{"above_terrain":true,"airmass":9.05,"alt":5.84,"az":41.2,"t":"2037-02-17T22:55:00Z","terrain":0.04},{"above_terrain":true,"airmass":8.29,"alt":6.46,"az":41.9,"t":"2037-02-17T23:00:00Z","terrain":0.11},{"above_terrain":true,"airmass":7.64,"alt":7.09,"az":42.7,"t":"2037-02-17T23:05:00Z","terrain":0.21},{"above_terrain":true,"airmass":7.07,"alt":7.73,"az":43.4,"t":"2037-02-17T23:10:00Z","terrain":0.32},{"above_terrain":true,"airmass":6.57,"alt":8.38,"az":44.2,"t":"2037-02-17T23:15:00Z","terrain":0.44},{"above_terrain":true,"airmass":6.14,"alt":9.04,"az":44.9,"t":"2037-02-17T23:20:00Z","terrain":0.56},{"above_terrain":true,"airmass":5.75,"alt":9.7,"az":45.6,"t":"2037-02-17T23:25:00Z","terrain":0.64},{"above_terrain":true,"airmass":5.4,"alt":10.37,"az":46.3,"t":"2037-02-17T23:30:00Z","terrain":0.65},{"above_terrain":true,"airmass":5.09,"alt":11.05,"az":47.1,"t":"2037-02-17T23:35:00Z","terrain":0.61},{"above_terrain":true,"airmass":4.81,"alt":11.74,"az":47.8,"t":"2037-02-17T23:40:00Z","terrain":0.55},{"above_terrain":true,"airmass":4.55,"alt":12.44,"az":48.5,"t":"2037-02-17T23:45:00Z","terrain":0.47},{"above_terrain":true,"airmass":4.32,"alt":13.14,"az":49.2,"t":"2037-02-17T23:50:00Z","terrain":0.41},{"above_terrain":true,"airmass":4.11,"alt":13.86,"az":49.8,"t":"2037-02-17T23:55:00Z","terrain":0.4},{"above_terrain":true,"airmass":3.92,"alt":14.58,"az":50.5,"t":"2037-02-18T00:00:00Z","terrain":0.47},{"above_terrain":true,"airmass":3.74,"alt":15.3,"az":51.2,"t":"2037-02-18T00:05:00Z","terrain":0.55},{"above_terrain":true,"airmass":3.58,"alt":16.03,"az":51.9,"t":"2037-02-18T00:10:00Z","terrain":0.62},{"above_terrain":true,"airmass":3.43,"alt":16.77,"az":52.5,"t":"2037-02-18T00:15:00Z","terrain":0.74},{"above_terrain":true,"airmass":3.29,"alt":17.52,"az":53.2,"t":"2037-02-18T00:20:00Z","terrain":0.87},{"above_terrain":true,"airmass":3.16,"alt":18.27,"az":53.8,"t":"2037-02-18T00:25:00Z","terrain":0.98},{"above_terrain":true,"airmass":3.04,"alt":19.03,"az":54.5,"t":"2037-02-18T00:30:00Z","terrain":1.04},{"above_terrain":true,"airmass":2.93,"alt":19.8,"az":55.1,"t":"2037-02-18T00:35:00Z","terrain":1.08},{"above_terrain":true,"airmass":2.83,"alt":20.57,"az":55.8,"t":"2037-02-18T00:40:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.73,"alt":21.34,"az":56.4,"t":"2037-02-18T00:45:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.64,"alt":22.13,"az":57.0,"t":"2037-02-18T00:50:00Z","terrain":1.08},{"above_terrain":true,"airmass":2.55,"alt":22.91,"az":57.7,"t":"2037-02-18T00:55:00Z","terrain":1.19},{"above_terrain":true,"airmass":2.48,"alt":23.71,"az":58.3,"t":"2037-02-18T01:00:00Z","terrain":1.24},{"above_terrain":true,"airmass":2.4,"alt":24.51,"az":58.9,"t":"2037-02-18T01:05:00Z","terrain":1.21},{"above_terrain":true,"airmass":2.33,"alt":25.31,"az":59.5,"t":"2037-02-18T01:10:00Z","terrain":1.19},{"above_terrain":true,"airmass":2.26,"alt":26.12,"az":60.1,"t":"2037-02-18T01:15:00Z","terrain":1.16},{"above_terrain":true,"airmass":2.2,"alt":26.93,"az":60.7,"t":"2037-02-18T01:20:00Z","terrain":1.11},{"above_terrain":true,"airmass":2.14,"alt":27.75,"az":61.3,"t":"2037-02-18T01:25:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.08,"alt":28.58,"az":61.9,"t":"2037-02-18T01:30:00Z","terrain":1.02},{"above_terrain":true,"airmass":2.03,"alt":29.4,"az":62.5,"t":"2037-02-18T01:35:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.98,"alt":30.24,"az":63.1,"t":"2037-02-18T01:40:00Z","terrain":0.9},{"above_terrain":true,"airmass":1.93,"alt":31.07,"az":63.7,"t":"2037-02-18T01:45:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.89,"alt":31.91,"az":64.3,"t":"2037-02-18T01:50:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.84,"alt":32.76,"az":64.8,"t":"2037-02-18T01:55:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.8,"alt":33.61,"az":65.4,"t":"2037-02-18T02:00:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.76,"alt":34.46,"az":66.0,"t":"2037-02-18T02:05:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.73,"alt":35.32,"az":66.6,"t":"2037-02-18T02:10:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.69,"alt":36.18,"az":67.1,"t":"2037-02-18T02:15:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.66,"alt":37.04,"az":67.7,"t":"2037-02-18T02:20:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.62,"alt":37.91,"az":68.3,"t":"2037-02-18T02:25:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.59,"alt":38.78,"az":68.8,"t":"2037-02-18T02:30:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.56,"alt":39.66,"az":69.4,"t":"2037-02-18T02:35:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.54,"alt":40.53,"az":70.0,"t":"2037-02-18T02:40:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.51,"alt":41.42,"az":70.5,"t":"2037-02-18T02:45:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.48,"alt":42.3,"az":71.1,"t":"2037-02-18T02:50:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.46,"alt":43.19,"az":71.6,"t":"2037-02-18T02:55:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.44,"alt":44.08,"az":72.2,"t":"2037-02-18T03:00:00Z","terrain":1.16},{"above_terrain":true,"airmass":1.41,"alt":44.97,"az":72.7,"t":"2037-02-18T03:05:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.39,"alt":45.86,"az":73.3,"t":"2037-02-18T03:10:00Z","terrain":0.91},{"above_terrain":true,"airmass":1.37,"alt":46.76,"az":73.8,"t":"2037-02-18T03:15:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.35,"alt":47.66,"az":74.4,"t":"2037-02-18T03:20:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.33,"alt":48.56,"az":75.0,"t":"2037-02-18T03:25:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.31,"alt":49.47,"az":75.5,"t":"2037-02-18T03:30:00Z","terrain":0.68},{"above_terrain":true,"airmass":1.3,"alt":50.38,"az":76.1,"t":"2037-02-18T03:35:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.28,"alt":51.29,"az":76.6,"t":"2037-02-18T03:40:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.26,"alt":52.2,"az":77.2,"t":"2037-02-18T03:45:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.25,"alt":53.11,"az":77.8,"t":"2037-02-18T03:50:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.23,"alt":54.03,"az":78.4,"t":"2037-02-18T03:55:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.22,"alt":54.94,"az":78.9,"t":"2037-02-18T04:00:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.21,"alt":55.86,"az":79.5,"t":"2037-02-18T04:05:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.19,"alt":56.79,"az":80.1,"t":"2037-02-18T04:10:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.18,"alt":57.71,"az":80.7,"t":"2037-02-18T04:15:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.17,"alt":58.63,"az":81.3,"t":"2037-02-18T04:20:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.16,"alt":59.56,"az":81.9,"t":"2037-02-18T04:25:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.15,"alt":60.49,"az":82.5,"t":"2037-02-18T04:30:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.14,"alt":61.41,"az":83.1,"t":"2037-02-18T04:35:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.13,"alt":62.34,"az":83.8,"t":"2037-02-18T04:40:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.12,"alt":63.28,"az":84.4,"t":"2037-02-18T04:45:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.11,"alt":64.21,"az":85.1,"t":"2037-02-18T04:50:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.1,"alt":65.14,"az":85.7,"t":"2037-02-18T04:55:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.09,"alt":66.07,"az":86.4,"t":"2037-02-18T05:00:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.09,"alt":67.01,"az":87.1,"t":"2037-02-18T05:05:00Z","terrain":0.05},{"above_terrain":true,"airmass":1.08,"alt":67.94,"az":87.9,"t":"2037-02-18T05:10:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.07,"alt":68.88,"az":88.6,"t":"2037-02-18T05:15:00Z","terrain":-0.15},{"above_terrain":true,"airmass":1.06,"alt":69.81,"az":89.4,"t":"2037-02-18T05:20:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.06,"alt":70.75,"az":90.3,"t":"2037-02-18T05:25:00Z","terrain":-0.19},{"above_terrain":true,"airmass":1.05,"alt":71.69,"az":91.1,"t":"2037-02-18T05:30:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.05,"alt":72.62,"az":92.0,"t":"2037-02-18T05:35:00Z","terrain":0.11},{"above_terrain":true,"airmass":1.04,"alt":73.56,"az":93.0,"t":"2037-02-18T05:40:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.04,"alt":74.49,"az":94.0,"t":"2037-02-18T05:45:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.03,"alt":75.42,"az":95.2,"t":"2037-02-18T05:50:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.03,"alt":76.36,"az":96.4,"t":"2037-02-18T05:55:00Z","terrain":0.62},{"above_terrain":true,"airmass":1.02,"alt":77.28,"az":97.7,"t":"2037-02-18T06:00:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.02,"alt":78.21,"az":99.2,"t":"2037-02-18T06:05:00Z","terrain":0.45},{"above_terrain":true,"airmass":1.02,"alt":79.13,"az":100.8,"t":"2037-02-18T06:10:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.01,"alt":80.05,"az":102.7,"t":"2037-02-18T06:15:00Z","terrain":-0.16},{"above_terrain":true,"airmass":1.01,"alt":80.96,"az":104.8,"t":"2037-02-18T06:20:00Z","terrain":-0.17},{"above_terrain":true,"airmass":1.01,"alt":81.86,"az":107.4,"t":"2037-02-18T06:25:00Z","terrain":-0.73},{"above_terrain":true,"airmass":1.01,"alt":82.74,"az":110.5,"t":"2037-02-18T06:30:00Z","terrain":-1.23},{"above_terrain":true,"airmass":1.01,"alt":83.61,"az":114.3,"t":"2037-02-18T06:35:00Z","terrain":-1.59},{"above_terrain":true,"airmass":1.0,"alt":84.45,"az":119.1,"t":"2037-02-18T06:40:00Z","terrain":-1.45},{"above_terrain":true,"airmass":1.0,"alt":85.24,"az":125.5,"t":"2037-02-18T06:45:00Z","terrain":-1.62},{"above_terrain":true,"airmass":1.0,"alt":85.96,"az":134.1,"t":"2037-02-18T06:50:00Z","terrain":-1.51},{"above_terrain":true,"airmass":1.0,"alt":86.56,"az":145.9,"t":"2037-02-18T06:55:00Z","terrain":-1.51},{"above_terrain":true,"airmass":1.0,"alt":86.98,"az":161.7,"t":"2037-02-18T07:00:00Z","terrain":-1.31},{"above_terrain":true,"airmass":1.0,"alt":87.12,"az":180.6,"t":"2037-02-18T07:05:00Z","terrain":-0.58},{"above_terrain":true,"airmass":1.0,"alt":86.96,"az":199.3,"t":"2037-02-18T07:10:00Z","terrain":-0.3},{"above_terrain":true,"airmass":1.0,"alt":86.53,"az":214.8,"t":"2037-02-18T07:15:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.0,"alt":85.92,"az":226.5,"t":"2037-02-18T07:20:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.0,"alt":85.19,"az":234.9,"t":"2037-02-18T07:25:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.0,"alt":84.4,"az":241.2,"t":"2037-02-18T07:30:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.01,"alt":83.56,"az":246.0,"t":"2037-02-18T07:35:00Z","terrain":1.18},{"above_terrain":true,"airmass":1.01,"alt":82.69,"az":249.7,"t":"2037-02-18T07:40:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.01,"alt":81.81,"az":252.8,"t":"2037-02-18T07:45:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.01,"alt":80.91,"az":255.3,"t":"2037-02-18T07:50:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.02,"alt":80.0,"az":257.5,"t":"2037-02-18T07:55:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.02,"alt":79.08,"az":259.3,"t":"2037-02-18T08:00:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.02,"alt":78.16,"az":260.9,"t":"2037-02-18T08:05:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.02,"alt":77.23,"az":262.4,"t":"2037-02-18T08:10:00Z","terrain":0.91},{"above_terrain":true,"airmass":1.03,"alt":76.3,"az":263.7,"t":"2037-02-18T08:15:00Z","terrain":0.6},{"above_terrain":true,"airmass":1.03,"alt":75.37,"az":264.9,"t":"2037-02-18T08:20:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.04,"alt":74.44,"az":266.0,"t":"2037-02-18T08:25:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.04,"alt":73.5,"az":267.0,"t":"2037-02-18T08:30:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.05,"alt":72.57,"az":268.0,"t":"2037-02-18T08:35:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.05,"alt":71.63,"az":268.9,"t":"2037-02-18T08:40:00Z","terrain":0.74},{"above_terrain":true,"airmass":1.06,"alt":70.7,"az":269.8,"t":"2037-02-18T08:45:00Z","terrain":0.87},{"above_terrain":true,"airmass":1.07,"alt":69.76,"az":270.6,"t":"2037-02-18T08:50:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.07,"alt":68.82,"az":271.4,"t":"2037-02-18T08:55:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.08,"alt":67.89,"az":272.2,"t":"2037-02-18T09:00:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.09,"alt":66.95,"az":272.9,"t":"2037-02-18T09:05:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.09,"alt":66.02,"az":273.6,"t":"2037-02-18T09:10:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.1,"alt":65.09,"az":274.3,"t":"2037-02-18T09:15:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.11,"alt":64.15,"az":275.0,"t":"2037-02-18T09:20:00Z","terrain":0.09},{"above_terrain":true,"airmass":1.12,"alt":63.22,"az":275.6,"t":"2037-02-18T09:25:00Z","terrain":0.03},{"above_terrain":true,"airmass":1.13,"alt":62.29,"az":276.3,"t":"2037-02-18T09:30:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.14,"alt":61.36,"az":276.9,"t":"2037-02-18T09:35:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.15,"alt":60.43,"az":277.5,"t":"2037-02-18T09:40:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.16,"alt":59.5,"az":278.1,"t":"2037-02-18T09:45:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.17,"alt":58.58,"az":278.8,"t":"2037-02-18T09:50:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.18,"alt":57.65,"az":279.3,"t":"2037-02-18T09:55:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.2,"alt":56.73,"az":279.9,"t":"2037-02-18T10:00:00Z","terrain":-0.12}],"transit":{"airmass":1.0,"alt":87.1,"az":180.6,"t":"2037-02-18T07:05:00Z"},"usable_hours":3.0,"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."]}
