{"assessment":{"best_window":{"end":"2043-03-18T03:00Z","end_local":"05:00","hours":1.58,"label":"good","mean_quality":0.79,"start":"2043-03-18T01:25Z","start_local":"03:25"},"cost":{"altitude":7.77,"clouds":0.0,"darkness":1.08,"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":3,"cloud":null,"high":null,"iso":"2043-03-17T17:00Z","label":"unusable","low":null,"mid":null,"moon_alt":73,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"19:00","wind":null},{"alt":-1,"cloud":null,"high":null,"iso":"2043-03-17T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":63,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"20:00","wind":null},{"alt":-3,"cloud":null,"high":null,"iso":"2043-03-17T19:00Z","label":"unusable","low":null,"mid":null,"moon_alt":53,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"21:00","wind":null},{"alt":-4,"cloud":null,"high":null,"iso":"2043-03-17T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":42,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":-2,"cloud":null,"high":null,"iso":"2043-03-17T21:00Z","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":2,"cloud":null,"high":null,"iso":"2043-03-17T22:00Z","label":"unusable","low":null,"mid":null,"moon_alt":21,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":7,"cloud":null,"high":null,"iso":"2043-03-17T23:00Z","label":"unusable","low":null,"mid":null,"moon_alt":11,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":14,"cloud":null,"high":null,"iso":"2043-03-18T00:00Z","label":"unusable","low":null,"mid":null,"moon_alt":2,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":22,"cloud":null,"high":null,"iso":"2043-03-18T01:00Z","label":"marginal","low":null,"mid":null,"moon_alt":-6,"precip":null,"q":0.48,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":31,"cloud":null,"high":null,"iso":"2043-03-18T02:00Z","label":"good","low":null,"mid":null,"moon_alt":-13,"precip":null,"q":0.81,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":41,"cloud":null,"high":null,"iso":"2043-03-18T03:00Z","label":"marginal","low":null,"mid":null,"moon_alt":-17,"precip":null,"q":0.44,"rh":null,"sky":"astronomical twilight","temp":null,"time":"05:00","wind":null},{"alt":51,"cloud":null,"high":null,"iso":"2043-03-18T04:00Z","label":"poor","low":null,"mid":null,"moon_alt":-20,"precip":null,"q":0.14,"rh":null,"sky":"nautical twilight","temp":null,"time":"06:00","wind":null}],"peak_quality":0.86,"peak_sky":0.86,"quality_hours":1.85,"reasons":["the target being low or below 20\u00b0 cost 7.8 quality-hours","daylight and twilight cost 1.1 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":40,"score_weather":null,"sky_hours":1.85,"verdict":"unknown","verdict_astronomy":"marginal","weather_known":false,"windows":[{"end":"2043-03-18T00:50Z","end_local":"02:50","hours":8.42,"label":"unusable","mean_quality":0.0,"start":"2043-03-17T16:25Z","start_local":"18:25"},{"end":"2043-03-18T01:25Z","end_local":"03:25","hours":0.58,"label":"marginal","mean_quality":0.51,"start":"2043-03-18T00:50Z","start_local":"02:50"},{"end":"2043-03-18T03:00Z","end_local":"05:00","hours":1.58,"label":"good","mean_quality":0.79,"start":"2043-03-18T01:25Z","start_local":"03:25"},{"end":"2043-03-18T03:30Z","end_local":"05:30","hours":0.5,"label":"marginal","mean_quality":0.44,"start":"2043-03-18T03:00Z","start_local":"05:00"},{"end":"2043-03-18T04:05Z","end_local":"06:05","hours":0.58,"label":"poor","mean_quality":0.14,"start":"2043-03-18T03:30Z","start_local":"05:30"},{"end":"2043-03-18T04:30Z","end_local":"06:30","hours":0.42,"label":"unusable","mean_quality":0.0,"start":"2043-03-18T04:05Z","start_local":"06:05"}]},"calculation_version":"2026-10-10.1","forecast":[],"forecast_source":"none","forecast_updated_at":null,"limits":{"good_alt":30.0,"usable_alt":20.0},"night":{"dark_from":"2043-03-17T18:02:31Z","dark_hours":8.88,"dark_to":"2043-03-18T02:55:26Z","moon":{"illumination":0.488,"phase":"first quarter","waxing":true},"moon_free_dark_hours":2.68,"moonrise":"2043-03-18T08:57:03Z","moonset":"2043-03-18T00:13:25Z","sunrise":"2043-03-18T04:28:19Z","sunset":"2043-03-17T16:29:30Z","twilight":{"astronomical":{"end":"2043-03-17T18:02:31Z","start":"2043-03-18T02:55:26Z"},"civil":{"end":"2043-03-17T16:57:13Z","start":"2043-03-18T04:00:39Z"},"nautical":{"end":"2043-03-17T17:29:36Z","start":"2043-03-18T03:28:19Z"}},"window_end":"2043-03-18T10:00:00Z","window_start":"2043-03-17T10:00:00Z"},"night_date":"2043-03-17","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.56,"alt":39.7,"t":"2043-03-18T02:55:00Z"},"dec":44.33,"dec_of_date":44.4997,"dec_str":"+44\u00b0 19' 48.0\"","good_hours":1.08,"limit_rise":"2043-03-18T00:45:29Z","limit_set":"2043-03-17T14:35:02Z","max_az_rate_deg_per_min":3.61,"moon_separation":94.3,"never_rises":false,"ra":314.69583333,"ra_of_date":315.0825,"ra_str":"20h 58m 47.0s","resolved":{"common_name":"North America Nebula","dec":44.33,"name":"NGC 7000","ra":314.69583333,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=NGC%207000","source":"sesame","type":"Cl*","type_text":"star cluster"},"summary":"Only 1.1 h above 30\u00b0, 2.2 h above 20\u00b0 \u2014 usable, at high airmass.","terrain":{"available":true,"behind_at":"2043-03-17T17:52:24Z","blocked_dark_hours":0,"clears_at":"2043-03-17T21:51:21Z","rise_az":288.2},"track":[{"above_terrain":true,"airmass":1.1,"alt":64.82,"az":288.2,"t":"2043-03-17T10:00:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.11,"alt":63.93,"az":288.4,"t":"2043-03-17T10:05:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.12,"alt":63.04,"az":288.6,"t":"2043-03-17T10:10:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.13,"alt":62.15,"az":288.9,"t":"2043-03-17T10:15:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.14,"alt":61.27,"az":289.1,"t":"2043-03-17T10:20:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.15,"alt":60.38,"az":289.4,"t":"2043-03-17T10:25:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.16,"alt":59.5,"az":289.7,"t":"2043-03-17T10:30:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.17,"alt":58.62,"az":290.0,"t":"2043-03-17T10:35:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.18,"alt":57.74,"az":290.3,"t":"2043-03-17T10:40:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.19,"alt":56.87,"az":290.6,"t":"2043-03-17T10:45:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.21,"alt":55.99,"az":291.0,"t":"2043-03-17T10:50:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.22,"alt":55.12,"az":291.3,"t":"2043-03-17T10:55:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.23,"alt":54.25,"az":291.7,"t":"2043-03-17T11:00:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.24,"alt":53.38,"az":292.0,"t":"2043-03-17T11:05:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.26,"alt":52.51,"az":292.4,"t":"2043-03-17T11:10:00Z","terrain":0.44},{"above_terrain":true,"airmass":1.27,"alt":51.65,"az":292.8,"t":"2043-03-17T11:15:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.29,"alt":50.79,"az":293.1,"t":"2043-03-17T11:20:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.31,"alt":49.93,"az":293.5,"t":"2043-03-17T11:25:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.32,"alt":49.07,"az":293.9,"t":"2043-03-17T11:30:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.34,"alt":48.22,"az":294.3,"t":"2043-03-17T11:35:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.36,"alt":47.36,"az":294.7,"t":"2043-03-17T11:40:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.38,"alt":46.52,"az":295.1,"t":"2043-03-17T11:45:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.4,"alt":45.67,"az":295.6,"t":"2043-03-17T11:50:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.42,"alt":44.83,"az":296.0,"t":"2043-03-17T11:55:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.44,"alt":43.99,"az":296.4,"t":"2043-03-17T12:00:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.46,"alt":43.15,"az":296.8,"t":"2043-03-17T12:05:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.48,"alt":42.32,"az":297.3,"t":"2043-03-17T12:10:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.51,"alt":41.49,"az":297.7,"t":"2043-03-17T12:15:00Z","terrain":0.16},{"above_terrain":true,"airmass":1.53,"alt":40.66,"az":298.2,"t":"2043-03-17T12:20:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.56,"alt":39.84,"az":298.6,"t":"2043-03-17T12:25:00Z","terrain":0.15},{"above_terrain":true,"airmass":1.59,"alt":39.02,"az":299.1,"t":"2043-03-17T12:30:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.61,"alt":38.2,"az":299.6,"t":"2043-03-17T12:35:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.64,"alt":37.39,"az":300.0,"t":"2043-03-17T12:40:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.67,"alt":36.58,"az":300.5,"t":"2043-03-17T12:45:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.71,"alt":35.78,"az":301.0,"t":"2043-03-17T12:50:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.74,"alt":34.98,"az":301.5,"t":"2043-03-17T12:55:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.78,"alt":34.18,"az":302.0,"t":"2043-03-17T13:00:00Z","terrain":0.08},{"above_terrain":true,"airmass":1.81,"alt":33.39,"az":302.5,"t":"2043-03-17T13:05:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.85,"alt":32.6,"az":303.0,"t":"2043-03-17T13:10:00Z","terrain":-0.23},{"above_terrain":true,"airmass":1.89,"alt":31.82,"az":303.5,"t":"2043-03-17T13:15:00Z","terrain":-0.16},{"above_terrain":true,"airmass":1.93,"alt":31.04,"az":304.0,"t":"2043-03-17T13:20:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.98,"alt":30.27,"az":304.5,"t":"2043-03-17T13:25:00Z","terrain":-0.2},{"above_terrain":true,"airmass":2.02,"alt":29.5,"az":305.1,"t":"2043-03-17T13:30:00Z","terrain":-0.28},{"above_terrain":true,"airmass":2.07,"alt":28.74,"az":305.6,"t":"2043-03-17T13:35:00Z","terrain":-0.22},{"above_terrain":true,"airmass":2.12,"alt":27.98,"az":306.1,"t":"2043-03-17T13:40:00Z","terrain":-0.12},{"above_terrain":true,"airmass":2.18,"alt":27.22,"az":306.7,"t":"2043-03-17T13:45:00Z","terrain":0.07},{"above_terrain":true,"airmass":2.23,"alt":26.48,"az":307.2,"t":"2043-03-17T13:50:00Z","terrain":0.21},{"above_terrain":true,"airmass":2.29,"alt":25.73,"az":307.8,"t":"2043-03-17T13:55:00Z","terrain":0.29},{"above_terrain":true,"airmass":2.36,"alt":25.0,"az":308.3,"t":"2043-03-17T14:00:00Z","terrain":0.27},{"above_terrain":true,"airmass":2.42,"alt":24.26,"az":308.9,"t":"2043-03-17T14:05:00Z","terrain":0.18},{"above_terrain":true,"airmass":2.49,"alt":23.54,"az":309.5,"t":"2043-03-17T14:10:00Z","terrain":0.19},{"above_terrain":true,"airmass":2.56,"alt":22.82,"az":310.1,"t":"2043-03-17T14:15:00Z","terrain":0.23},{"above_terrain":true,"airmass":2.64,"alt":22.11,"az":310.6,"t":"2043-03-17T14:20:00Z","terrain":0.31},{"above_terrain":true,"airmass":2.72,"alt":21.4,"az":311.2,"t":"2043-03-17T14:25:00Z","terrain":0.31},{"above_terrain":true,"airmass":2.81,"alt":20.7,"az":311.8,"t":"2043-03-17T14:30:00Z","terrain":0.18},{"above_terrain":true,"airmass":2.9,"alt":20.0,"az":312.4,"t":"2043-03-17T14:35:00Z","terrain":0.2},{"above_terrain":true,"airmass":3.0,"alt":19.32,"az":313.0,"t":"2043-03-17T14:40:00Z","terrain":0.28},{"above_terrain":true,"airmass":3.1,"alt":18.64,"az":313.6,"t":"2043-03-17T14:45:00Z","terrain":0.4},{"above_terrain":true,"airmass":3.21,"alt":17.96,"az":314.3,"t":"2043-03-17T14:50:00Z","terrain":0.49},{"above_terrain":true,"airmass":3.33,"alt":17.3,"az":314.9,"t":"2043-03-17T14:55:00Z","terrain":0.55},{"above_terrain":true,"airmass":3.46,"alt":16.64,"az":315.5,"t":"2043-03-17T15:00:00Z","terrain":0.52},{"above_terrain":true,"airmass":3.59,"alt":15.98,"az":316.2,"t":"2043-03-17T15:05:00Z","terrain":0.45},{"above_terrain":true,"airmass":3.73,"alt":15.34,"az":316.8,"t":"2043-03-17T15:10:00Z","terrain":0.34},{"above_terrain":true,"airmass":3.89,"alt":14.7,"az":317.5,"t":"2043-03-17T15:15:00Z","terrain":0.31},{"above_terrain":true,"airmass":4.05,"alt":14.07,"az":318.1,"t":"2043-03-17T15:20:00Z","terrain":0.28},{"above_terrain":true,"airmass":4.23,"alt":13.45,"az":318.8,"t":"2043-03-17T15:25:00Z","terrain":-0.03},{"above_terrain":true,"airmass":4.42,"alt":12.84,"az":319.4,"t":"2043-03-17T15:30:00Z","terrain":-0.17},{"above_terrain":true,"airmass":4.62,"alt":12.24,"az":320.1,"t":"2043-03-17T15:35:00Z","terrain":-0.2},{"above_terrain":true,"airmass":4.85,"alt":11.64,"az":320.8,"t":"2043-03-17T15:40:00Z","terrain":-0.2},{"above_terrain":true,"airmass":5.09,"alt":11.05,"az":321.5,"t":"2043-03-17T15:45:00Z","terrain":-0.0},{"above_terrain":true,"airmass":5.35,"alt":10.47,"az":322.2,"t":"2043-03-17T15:50:00Z","terrain":0.19},{"above_terrain":true,"airmass":5.64,"alt":9.9,"az":322.9,"t":"2043-03-17T15:55:00Z","terrain":0.1},{"above_terrain":true,"airmass":5.95,"alt":9.34,"az":323.6,"t":"2043-03-17T16:00:00Z","terrain":-0.09},{"above_terrain":true,"airmass":6.29,"alt":8.79,"az":324.3,"t":"2043-03-17T16:05:00Z","terrain":-0.2},{"above_terrain":true,"airmass":6.67,"alt":8.25,"az":325.0,"t":"2043-03-17T16:10:00Z","terrain":-0.19},{"above_terrain":true,"airmass":7.08,"alt":7.72,"az":325.7,"t":"2043-03-17T16:15:00Z","terrain":-0.23},{"above_terrain":true,"airmass":7.54,"alt":7.2,"az":326.5,"t":"2043-03-17T16:20:00Z","terrain":-0.31},{"above_terrain":true,"airmass":8.05,"alt":6.69,"az":327.2,"t":"2043-03-17T16:25:00Z","terrain":-0.36},{"above_terrain":true,"airmass":8.61,"alt":6.18,"az":328.0,"t":"2043-03-17T16:30:00Z","terrain":-0.24},{"above_terrain":true,"airmass":9.25,"alt":5.69,"az":328.7,"t":"2043-03-17T16:35:00Z","terrain":-0.16},{"above_terrain":true,"airmass":9.96,"alt":5.21,"az":329.5,"t":"2043-03-17T16:40:00Z","terrain":-0.23},{"above_terrain":true,"airmass":10.76,"alt":4.74,"az":330.2,"t":"2043-03-17T16:45:00Z","terrain":-0.36},{"above_terrain":true,"airmass":11.67,"alt":4.28,"az":331.0,"t":"2043-03-17T16:50:00Z","terrain":-0.39},{"above_terrain":true,"airmass":12.7,"alt":3.83,"az":331.8,"t":"2043-03-17T16:55:00Z","terrain":-0.2},{"above_terrain":true,"airmass":13.89,"alt":3.4,"az":332.6,"t":"2043-03-17T17:00:00Z","terrain":-0.13},{"above_terrain":true,"airmass":15.25,"alt":2.97,"az":333.3,"t":"2043-03-17T17:05:00Z","terrain":-0.16},{"above_terrain":true,"airmass":16.82,"alt":2.56,"az":334.1,"t":"2043-03-17T17:10:00Z","terrain":-0.28},{"above_terrain":true,"airmass":18.64,"alt":2.15,"az":334.9,"t":"2043-03-17T17:15:00Z","terrain":-0.56},{"above_terrain":true,"airmass":20.76,"alt":1.76,"az":335.7,"t":"2043-03-17T17:20:00Z","terrain":-0.77},{"above_terrain":true,"airmass":23.24,"alt":1.39,"az":336.5,"t":"2043-03-17T17:25:00Z","terrain":-0.78},{"above_terrain":true,"airmass":26.14,"alt":1.02,"az":337.4,"t":"2043-03-17T17:30:00Z","terrain":-0.64},{"above_terrain":true,"airmass":29.53,"alt":0.67,"az":338.2,"t":"2043-03-17T17:35:00Z","terrain":-0.52},{"above_terrain":true,"airmass":33.47,"alt":0.32,"az":339.0,"t":"2043-03-17T17:40:00Z","terrain":-0.75},{"above_terrain":true,"airmass":null,"alt":-0.01,"az":339.8,"t":"2043-03-17T17:45:00Z","terrain":-0.57},{"above_terrain":true,"airmass":null,"alt":-0.32,"az":340.7,"t":"2043-03-17T17:50:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-0.62,"az":341.5,"t":"2043-03-17T17:55:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-0.91,"az":342.4,"t":"2043-03-17T18:00:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-1.19,"az":343.2,"t":"2043-03-17T18:05:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-1.46,"az":344.1,"t":"2043-03-17T18:10:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-1.71,"az":344.9,"t":"2043-03-17T18:15:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-1.94,"az":345.8,"t":"2043-03-17T18:20:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-2.17,"az":346.7,"t":"2043-03-17T18:25:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-2.37,"az":347.5,"t":"2043-03-17T18:30:00Z","terrain":-0.27},{"above_terrain":false,"airmass":null,"alt":-2.57,"az":348.4,"t":"2043-03-17T18:35:00Z","terrain":-0.08},{"above_terrain":false,"airmass":null,"alt":-2.75,"az":349.3,"t":"2043-03-17T18:40:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-2.92,"az":350.2,"t":"2043-03-17T18:45:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-3.07,"az":351.0,"t":"2043-03-17T18:50:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-3.21,"az":351.9,"t":"2043-03-17T18:55:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-3.33,"az":352.8,"t":"2043-03-17T19:00:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-3.44,"az":353.7,"t":"2043-03-17T19:05:00Z","terrain":0.58},{"above_terrain":false,"airmass":null,"alt":-3.54,"az":354.6,"t":"2043-03-17T19:10:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.62,"az":355.5,"t":"2043-03-17T19:15:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-3.69,"az":356.4,"t":"2043-03-17T19:20:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-3.74,"az":357.3,"t":"2043-03-17T19:25:00Z","terrain":0.72},{"above_terrain":false,"airmass":null,"alt":-3.78,"az":358.2,"t":"2043-03-17T19:30:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.8,"az":359.1,"t":"2043-03-17T19:35:00Z","terrain":0.61},{"above_terrain":false,"airmass":null,"alt":-3.81,"az":360.0,"t":"2043-03-17T19:40:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-3.8,"az":0.8,"t":"2043-03-17T19:45:00Z","terrain":0.39},{"above_terrain":false,"airmass":null,"alt":-3.78,"az":1.7,"t":"2043-03-17T19:50:00Z","terrain":0.18},{"above_terrain":false,"airmass":null,"alt":-3.74,"az":2.6,"t":"2043-03-17T19:55:00Z","terrain":-0.04},{"above_terrain":false,"airmass":null,"alt":-3.69,"az":3.5,"t":"2043-03-17T20:00:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-3.63,"az":4.4,"t":"2043-03-17T20:05:00Z","terrain":-0.34},{"above_terrain":false,"airmass":null,"alt":-3.55,"az":5.3,"t":"2043-03-17T20:10:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-3.45,"az":6.2,"t":"2043-03-17T20:15:00Z","terrain":-0.55},{"above_terrain":false,"airmass":null,"alt":-3.35,"az":7.1,"t":"2043-03-17T20:20:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-3.22,"az":8.0,"t":"2043-03-17T20:25:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-3.09,"az":8.9,"t":"2043-03-17T20:30:00Z","terrain":-0.63},{"above_terrain":false,"airmass":null,"alt":-2.93,"az":9.8,"t":"2043-03-17T20:35:00Z","terrain":-0.61},{"above_terrain":false,"airmass":null,"alt":-2.77,"az":10.6,"t":"2043-03-17T20:40:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-2.59,"az":11.5,"t":"2043-03-17T20:45:00Z","terrain":-0.29},{"above_terrain":false,"airmass":null,"alt":-2.4,"az":12.4,"t":"2043-03-17T20:50:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-2.19,"az":13.3,"t":"2043-03-17T20:55:00Z","terrain":-0.03},{"above_terrain":false,"airmass":null,"alt":-1.97,"az":14.1,"t":"2043-03-17T21:00:00Z","terrain":0.13},{"above_terrain":false,"airmass":null,"alt":-1.73,"az":15.0,"t":"2043-03-17T21:05:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-1.48,"az":15.8,"t":"2043-03-17T21:10:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-1.22,"az":16.7,"t":"2043-03-17T21:15:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-0.95,"az":17.5,"t":"2043-03-17T21:20:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-0.66,"az":18.4,"t":"2043-03-17T21:25:00Z","terrain":0.57},{"above_terrain":false,"airmass":null,"alt":-0.35,"az":19.2,"t":"2043-03-17T21:30:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-0.04,"az":20.1,"t":"2043-03-17T21:35:00Z","terrain":0.67},{"above_terrain":false,"airmass":33.93,"alt":0.29,"az":20.9,"t":"2043-03-17T21:40:00Z","terrain":0.69},{"above_terrain":false,"airmass":29.93,"alt":0.63,"az":21.7,"t":"2043-03-17T21:45:00Z","terrain":0.91},{"above_terrain":false,"airmass":26.48,"alt":0.98,"az":22.6,"t":"2043-03-17T21:50:00Z","terrain":1.08},{"above_terrain":true,"airmass":23.53,"alt":1.35,"az":23.4,"t":"2043-03-17T21:55:00Z","terrain":1.07},{"above_terrain":true,"airmass":21.01,"alt":1.72,"az":24.2,"t":"2043-03-17T22:00:00Z","terrain":0.97},{"above_terrain":true,"airmass":18.85,"alt":2.11,"az":25.0,"t":"2043-03-17T22:05:00Z","terrain":1.22},{"above_terrain":true,"airmass":17.0,"alt":2.51,"az":25.8,"t":"2043-03-17T22:10:00Z","terrain":1.31},{"above_terrain":true,"airmass":15.4,"alt":2.93,"az":26.6,"t":"2043-03-17T22:15:00Z","terrain":1.31},{"above_terrain":true,"airmass":14.02,"alt":3.35,"az":27.4,"t":"2043-03-17T22:20:00Z","terrain":1.25},{"above_terrain":true,"airmass":12.82,"alt":3.79,"az":28.1,"t":"2043-03-17T22:25:00Z","terrain":1.16},{"above_terrain":true,"airmass":11.77,"alt":4.23,"az":28.9,"t":"2043-03-17T22:30:00Z","terrain":1.01},{"above_terrain":true,"airmass":10.85,"alt":4.69,"az":29.7,"t":"2043-03-17T22:35:00Z","terrain":1.1},{"above_terrain":true,"airmass":10.04,"alt":5.16,"az":30.5,"t":"2043-03-17T22:40:00Z","terrain":1.22},{"above_terrain":true,"airmass":9.32,"alt":5.64,"az":31.2,"t":"2043-03-17T22:45:00Z","terrain":1.31},{"above_terrain":true,"airmass":8.68,"alt":6.13,"az":32.0,"t":"2043-03-17T22:50:00Z","terrain":1.33},{"above_terrain":true,"airmass":8.1,"alt":6.63,"az":32.7,"t":"2043-03-17T22:55:00Z","terrain":1.09},{"above_terrain":true,"airmass":7.59,"alt":7.14,"az":33.5,"t":"2043-03-17T23:00:00Z","terrain":0.74},{"above_terrain":true,"airmass":7.13,"alt":7.66,"az":34.2,"t":"2043-03-17T23:05:00Z","terrain":0.36},{"above_terrain":true,"airmass":6.71,"alt":8.19,"az":34.9,"t":"2043-03-17T23:10:00Z","terrain":0.08},{"above_terrain":true,"airmass":6.33,"alt":8.74,"az":35.6,"t":"2043-03-17T23:15:00Z","terrain":0.04},{"above_terrain":true,"airmass":5.98,"alt":9.29,"az":36.3,"t":"2043-03-17T23:20:00Z","terrain":-0.01},{"above_terrain":true,"airmass":5.67,"alt":9.84,"az":37.1,"t":"2043-03-17T23:25:00Z","terrain":-0.1},{"above_terrain":true,"airmass":5.38,"alt":10.41,"az":37.8,"t":"2043-03-17T23:30:00Z","terrain":-0.18},{"above_terrain":true,"airmass":5.11,"alt":10.99,"az":38.4,"t":"2043-03-17T23:35:00Z","terrain":-0.19},{"above_terrain":true,"airmass":4.87,"alt":11.58,"az":39.1,"t":"2043-03-17T23:40:00Z","terrain":-0.15},{"above_terrain":true,"airmass":4.65,"alt":12.17,"az":39.8,"t":"2043-03-17T23:45:00Z","terrain":-0.07},{"above_terrain":true,"airmass":4.44,"alt":12.78,"az":40.5,"t":"2043-03-17T23:50:00Z","terrain":-0.02},{"above_terrain":true,"airmass":4.25,"alt":13.39,"az":41.2,"t":"2043-03-17T23:55:00Z","terrain":0.04},{"above_terrain":true,"airmass":4.07,"alt":14.01,"az":41.8,"t":"2043-03-18T00:00:00Z","terrain":0.1},{"above_terrain":true,"airmass":3.9,"alt":14.64,"az":42.5,"t":"2043-03-18T00:05:00Z","terrain":0.18},{"above_terrain":true,"airmass":3.75,"alt":15.27,"az":43.1,"t":"2043-03-18T00:10:00Z","terrain":0.27},{"above_terrain":true,"airmass":3.6,"alt":15.92,"az":43.8,"t":"2043-03-18T00:15:00Z","terrain":0.37},{"above_terrain":true,"airmass":3.47,"alt":16.57,"az":44.4,"t":"2043-03-18T00:20:00Z","terrain":0.48},{"above_terrain":true,"airmass":3.34,"alt":17.23,"az":45.0,"t":"2043-03-18T00:25:00Z","terrain":0.58},{"above_terrain":true,"airmass":3.23,"alt":17.89,"az":45.7,"t":"2043-03-18T00:30:00Z","terrain":0.64},{"above_terrain":true,"airmass":3.11,"alt":18.56,"az":46.3,"t":"2043-03-18T00:35:00Z","terrain":0.65},{"above_terrain":true,"airmass":3.01,"alt":19.24,"az":46.9,"t":"2043-03-18T00:40:00Z","terrain":0.62},{"above_terrain":true,"airmass":2.91,"alt":19.93,"az":47.5,"t":"2043-03-18T00:45:00Z","terrain":0.57},{"above_terrain":true,"airmass":2.82,"alt":20.62,"az":48.1,"t":"2043-03-18T00:50:00Z","terrain":0.52},{"above_terrain":true,"airmass":2.73,"alt":21.32,"az":48.7,"t":"2043-03-18T00:55:00Z","terrain":0.45},{"above_terrain":true,"airmass":2.65,"alt":22.03,"az":49.3,"t":"2043-03-18T01:00:00Z","terrain":0.41},{"above_terrain":true,"airmass":2.57,"alt":22.74,"az":49.9,"t":"2043-03-18T01:05:00Z","terrain":0.4},{"above_terrain":true,"airmass":2.5,"alt":23.46,"az":50.5,"t":"2043-03-18T01:10:00Z","terrain":0.46},{"above_terrain":true,"airmass":2.43,"alt":24.19,"az":51.0,"t":"2043-03-18T01:15:00Z","terrain":0.53},{"above_terrain":true,"airmass":2.36,"alt":24.92,"az":51.6,"t":"2043-03-18T01:20:00Z","terrain":0.59},{"above_terrain":true,"airmass":2.3,"alt":25.65,"az":52.2,"t":"2043-03-18T01:25:00Z","terrain":0.66},{"above_terrain":true,"airmass":2.24,"alt":26.4,"az":52.7,"t":"2043-03-18T01:30:00Z","terrain":0.78},{"above_terrain":true,"airmass":2.18,"alt":27.14,"az":53.3,"t":"2043-03-18T01:35:00Z","terrain":0.88},{"above_terrain":true,"airmass":2.13,"alt":27.9,"az":53.8,"t":"2043-03-18T01:40:00Z","terrain":0.97},{"above_terrain":true,"airmass":2.08,"alt":28.65,"az":54.3,"t":"2043-03-18T01:45:00Z","terrain":1.03},{"above_terrain":true,"airmass":2.03,"alt":29.42,"az":54.9,"t":"2043-03-18T01:50:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.98,"alt":30.19,"az":55.4,"t":"2043-03-18T01:55:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.94,"alt":30.96,"az":55.9,"t":"2043-03-18T02:00:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.9,"alt":31.74,"az":56.4,"t":"2043-03-18T02:05:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.86,"alt":32.52,"az":57.0,"t":"2043-03-18T02:10:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.82,"alt":33.3,"az":57.5,"t":"2043-03-18T02:15:00Z","terrain":1.15},{"above_terrain":true,"airmass":1.78,"alt":34.1,"az":58.0,"t":"2043-03-18T02:20:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.74,"alt":34.89,"az":58.5,"t":"2043-03-18T02:25:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.71,"alt":35.69,"az":58.9,"t":"2043-03-18T02:30:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.68,"alt":36.49,"az":59.4,"t":"2043-03-18T02:35:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.65,"alt":37.3,"az":59.9,"t":"2043-03-18T02:40:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.62,"alt":38.11,"az":60.4,"t":"2043-03-18T02:45:00Z","terrain":1.14},{"above_terrain":true,"airmass":1.59,"alt":38.93,"az":60.8,"t":"2043-03-18T02:50:00Z","terrain":1.1},{"above_terrain":true,"airmass":1.56,"alt":39.75,"az":61.3,"t":"2043-03-18T02:55:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.54,"alt":40.57,"az":61.8,"t":"2043-03-18T03:00:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.51,"alt":41.4,"az":62.2,"t":"2043-03-18T03:05:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.49,"alt":42.23,"az":62.7,"t":"2043-03-18T03:10:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.46,"alt":43.06,"az":63.1,"t":"2043-03-18T03:15:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.44,"alt":43.9,"az":63.5,"t":"2043-03-18T03:20:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.42,"alt":44.74,"az":64.0,"t":"2043-03-18T03:25:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.4,"alt":45.58,"az":64.4,"t":"2043-03-18T03:30:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.38,"alt":46.43,"az":64.8,"t":"2043-03-18T03:35:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.36,"alt":47.27,"az":65.2,"t":"2043-03-18T03:40:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.34,"alt":48.12,"az":65.6,"t":"2043-03-18T03:45:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.32,"alt":48.98,"az":66.0,"t":"2043-03-18T03:50:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.31,"alt":49.84,"az":66.4,"t":"2043-03-18T03:55:00Z","terrain":0.87},{"above_terrain":true,"airmass":1.29,"alt":50.69,"az":66.8,"t":"2043-03-18T04:00:00Z","terrain":0.91},{"above_terrain":true,"airmass":1.28,"alt":51.56,"az":67.2,"t":"2043-03-18T04:05:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.26,"alt":52.42,"az":67.6,"t":"2043-03-18T04:10:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.25,"alt":53.29,"az":67.9,"t":"2043-03-18T04:15:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.23,"alt":54.15,"az":68.3,"t":"2043-03-18T04:20:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.22,"alt":55.03,"az":68.6,"t":"2043-03-18T04:25:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.21,"alt":55.9,"az":69.0,"t":"2043-03-18T04:30:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.19,"alt":56.77,"az":69.3,"t":"2043-03-18T04:35:00Z","terrain":1.1},{"above_terrain":true,"airmass":1.18,"alt":57.65,"az":69.6,"t":"2043-03-18T04:40:00Z","terrain":1.16},{"above_terrain":true,"airmass":1.17,"alt":58.53,"az":70.0,"t":"2043-03-18T04:45:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.16,"alt":59.41,"az":70.3,"t":"2043-03-18T04:50:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.15,"alt":60.29,"az":70.6,"t":"2043-03-18T04:55:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.14,"alt":61.17,"az":70.8,"t":"2043-03-18T05:00:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.13,"alt":62.06,"az":71.1,"t":"2043-03-18T05:05:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.12,"alt":62.94,"az":71.4,"t":"2043-03-18T05:10:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.11,"alt":63.83,"az":71.6,"t":"2043-03-18T05:15:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.11,"alt":64.72,"az":71.8,"t":"2043-03-18T05:20:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.1,"alt":65.61,"az":72.0,"t":"2043-03-18T05:25:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.09,"alt":66.5,"az":72.2,"t":"2043-03-18T05:30:00Z","terrain":1.15},{"above_terrain":true,"airmass":1.08,"alt":67.39,"az":72.4,"t":"2043-03-18T05:35:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.08,"alt":68.28,"az":72.5,"t":"2043-03-18T05:40:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.07,"alt":69.18,"az":72.6,"t":"2043-03-18T05:45:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.06,"alt":70.07,"az":72.7,"t":"2043-03-18T05:50:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.06,"alt":70.97,"az":72.8,"t":"2043-03-18T05:55:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.05,"alt":71.86,"az":72.8,"t":"2043-03-18T06:00:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.05,"alt":72.75,"az":72.7,"t":"2043-03-18T06:05:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.04,"alt":73.65,"az":72.7,"t":"2043-03-18T06:10:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.04,"alt":74.54,"az":72.5,"t":"2043-03-18T06:15:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.03,"alt":75.43,"az":72.3,"t":"2043-03-18T06:20:00Z","terrain":1.14},{"above_terrain":true,"airmass":1.03,"alt":76.32,"az":72.0,"t":"2043-03-18T06:25:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.03,"alt":77.21,"az":71.6,"t":"2043-03-18T06:30:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.02,"alt":78.1,"az":71.0,"t":"2043-03-18T06:35:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.02,"alt":78.98,"az":70.3,"t":"2043-03-18T06:40:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.02,"alt":79.86,"az":69.4,"t":"2043-03-18T06:45:00Z","terrain":1.13},{"above_terrain":true,"airmass":1.01,"alt":80.73,"az":68.3,"t":"2043-03-18T06:50:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.01,"alt":81.6,"az":66.8,"t":"2043-03-18T06:55:00Z","terrain":0.91},{"above_terrain":true,"airmass":1.01,"alt":82.45,"az":64.9,"t":"2043-03-18T07:00:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.01,"alt":83.29,"az":62.5,"t":"2043-03-18T07:05:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.0,"alt":84.11,"az":59.2,"t":"2043-03-18T07:10:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.0,"alt":84.9,"az":54.7,"t":"2043-03-18T07:15:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.0,"alt":85.63,"az":48.5,"t":"2043-03-18T07:20:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.0,"alt":86.29,"az":39.8,"t":"2043-03-18T07:25:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.0,"alt":86.81,"az":27.7,"t":"2043-03-18T07:30:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.0,"alt":87.13,"az":11.9,"t":"2043-03-18T07:35:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.0,"alt":87.18,"az":353.8,"t":"2043-03-18T07:40:00Z","terrain":0.6},{"above_terrain":true,"airmass":1.0,"alt":86.94,"az":337.0,"t":"2043-03-18T07:45:00Z","terrain":-0.73},{"above_terrain":true,"airmass":1.0,"alt":86.47,"az":323.6,"t":"2043-03-18T07:50:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.0,"alt":85.85,"az":314.0,"t":"2043-03-18T07:55:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.0,"alt":85.14,"az":307.1,"t":"2043-03-18T08:00:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.0,"alt":84.37,"az":302.1,"t":"2043-03-18T08:05:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.01,"alt":83.56,"az":298.5,"t":"2043-03-18T08:10:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.01,"alt":82.72,"az":295.8,"t":"2043-03-18T08:15:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.01,"alt":81.87,"az":293.7,"t":"2043-03-18T08:20:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.01,"alt":81.01,"az":292.1,"t":"2043-03-18T08:25:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.01,"alt":80.14,"az":290.9,"t":"2043-03-18T08:30:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.02,"alt":79.26,"az":289.9,"t":"2043-03-18T08:35:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.02,"alt":78.38,"az":289.2,"t":"2043-03-18T08:40:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.02,"alt":77.5,"az":288.6,"t":"2043-03-18T08:45:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.03,"alt":76.61,"az":288.1,"t":"2043-03-18T08:50:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.03,"alt":75.72,"az":287.8,"t":"2043-03-18T08:55:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.04,"alt":74.83,"az":287.6,"t":"2043-03-18T09:00:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.04,"alt":73.93,"az":287.4,"t":"2043-03-18T09:05:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.05,"alt":73.04,"az":287.3,"t":"2043-03-18T09:10:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.05,"alt":72.15,"az":287.2,"t":"2043-03-18T09:15:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.06,"alt":71.25,"az":287.2,"t":"2043-03-18T09:20:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.06,"alt":70.36,"az":287.3,"t":"2043-03-18T09:25:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.07,"alt":69.46,"az":287.3,"t":"2043-03-18T09:30:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.07,"alt":68.57,"az":287.4,"t":"2043-03-18T09:35:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.08,"alt":67.68,"az":287.6,"t":"2043-03-18T09:40:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.09,"alt":66.79,"az":287.7,"t":"2043-03-18T09:45:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.09,"alt":65.9,"az":287.9,"t":"2043-03-18T09:50:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.1,"alt":65.01,"az":288.1,"t":"2043-03-18T09:55:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.11,"alt":64.12,"az":288.3,"t":"2043-03-18T10:00:00Z","terrain":0.17}],"transit":{"airmass":1.0,"alt":87.2,"az":353.8,"t":"2043-03-18T07:40:00Z"},"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."]}