{"assessment":{"best_window":{"end":"2040-04-24T01:45Z","end_local":"04:45","hours":2.58,"label":"good","mean_quality":0.76,"start":"2040-04-23T23:10Z","start_local":"02:10"},"cost":{"altitude":4.51,"clouds":0.0,"darkness":1.32,"moon":0.33},"formula":"astronomy = 100 * min(1, sky_hours / reference_hours) * peak_sky; overall = astronomy * score_weather / 100 (null when the weather is unknown)","hard_limit":null,"headline":"Astronomically possible, with compromises \u2014 weather unknown","hourly":[{"alt":-3,"cloud":null,"high":null,"iso":"2040-04-23T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":48,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"21:00","wind":null},{"alt":0,"cloud":null,"high":null,"iso":"2040-04-23T19:00Z","label":"unusable","low":null,"mid":null,"moon_alt":53,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":4,"cloud":null,"high":null,"iso":"2040-04-23T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":55,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":10,"cloud":null,"high":null,"iso":"2040-04-23T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":52,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":18,"cloud":null,"high":null,"iso":"2040-04-23T22:00Z","label":"unusable","low":null,"mid":null,"moon_alt":45,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":26,"cloud":null,"high":null,"iso":"2040-04-23T23:00Z","label":"marginal","low":null,"mid":null,"moon_alt":36,"precip":null,"q":0.56,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":35,"cloud":null,"high":null,"iso":"2040-04-24T00:00Z","label":"good","low":null,"mid":null,"moon_alt":26,"precip":null,"q":0.74,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":45,"cloud":null,"high":null,"iso":"2040-04-24T01:00Z","label":"good","low":null,"mid":null,"moon_alt":15,"precip":null,"q":0.81,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":56,"cloud":null,"high":null,"iso":"2040-04-24T02:00Z","label":"marginal","low":null,"mid":null,"moon_alt":4,"precip":null,"q":0.44,"rh":null,"sky":"astronomical twilight","temp":null,"time":"05:00","wind":null},{"alt":66,"cloud":null,"high":null,"iso":"2040-04-24T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-7,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"06:00","wind":null}],"peak_quality":0.86,"peak_sky":0.86,"quality_hours":2.75,"reasons":["the target being low or below 20\u00b0 cost 4.5 quality-hours","daylight and twilight cost 1.3 quality-hours","moonlight cost 0.3 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":59,"score_weather":null,"sky_hours":2.75,"verdict":"unknown","verdict_astronomy":"marginal","weather_known":false,"windows":[{"end":"2040-04-23T22:20Z","end_local":"01:20","hours":5.17,"label":"unusable","mean_quality":0.0,"start":"2040-04-23T17:10Z","start_local":"20:10"},{"end":"2040-04-23T23:10Z","end_local":"02:10","hours":0.83,"label":"marginal","mean_quality":0.47,"start":"2040-04-23T22:20Z","start_local":"01:20"},{"end":"2040-04-24T01:45Z","end_local":"04:45","hours":2.58,"label":"good","mean_quality":0.76,"start":"2040-04-23T23:10Z","start_local":"02:10"},{"end":"2040-04-24T02:25Z","end_local":"05:25","hours":0.67,"label":"marginal","mean_quality":0.45,"start":"2040-04-24T01:45Z","start_local":"04:45"},{"end":"2040-04-24T03:00Z","end_local":"06:00","hours":0.58,"label":"poor","mean_quality":0.15,"start":"2040-04-24T02:25Z","start_local":"05:25"},{"end":"2040-04-24T03:30Z","end_local":"06:30","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2040-04-24T03:00Z","start_local":"06:00"}]},"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":"2040-04-23T18:55:06Z","dark_hours":6.79,"dark_to":"2040-04-24T01:42:44Z","moon":{"illumination":0.88,"phase":"waxing gibbous","waxing":true},"moon_free_dark_hours":0.0,"moonrise":"2040-04-23T13:14:29Z","moonset":"2040-04-24T02:19:32Z","sunrise":"2040-04-24T03:26:48Z","sunset":"2040-04-23T17:10:59Z","twilight":{"astronomical":{"end":"2040-04-23T18:55:06Z","start":"2040-04-24T01:42:44Z"},"civil":{"end":"2040-04-23T17:40:36Z","start":"2040-04-24T02:57:12Z"},"nautical":{"end":"2040-04-23T18:16:33Z","start":"2040-04-24T02:21:17Z"}},"window_end":"2040-04-24T09:00:00Z","window_start":"2040-04-23T09:00:00Z"},"night_date":"2040-04-23","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.27,"alt":52.1,"t":"2040-04-24T01:40:00Z"},"dec":44.33,"dec_of_date":44.4883,"dec_str":"+44\u00b0 19' 48.0\"","good_hours":2.25,"limit_rise":"2040-04-23T22:17:06Z","limit_set":"2040-04-23T12:06:32Z","max_az_rate_deg_per_min":3.55,"moon_separation":116.5,"never_rises":false,"ra":314.69583333,"ra_of_date":315.0566,"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 2.2 h above 30\u00b0, 3.4 h above 20\u00b0 \u2014 usable, at high airmass.","terrain":{"available":true,"behind_at":"2040-04-23T15:23:42Z","blocked_dark_hours":0,"clears_at":"2040-04-23T19:23:21Z","rise_az":293.8},"track":[{"above_terrain":true,"airmass":1.32,"alt":49.33,"az":293.8,"t":"2040-04-23T09:00:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.33,"alt":48.48,"az":294.2,"t":"2040-04-23T09:05:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.35,"alt":47.63,"az":294.6,"t":"2040-04-23T09:10:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.37,"alt":46.78,"az":295.0,"t":"2040-04-23T09:15:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.39,"alt":45.93,"az":295.4,"t":"2040-04-23T09:20:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.41,"alt":45.09,"az":295.8,"t":"2040-04-23T09:25:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.43,"alt":44.25,"az":296.3,"t":"2040-04-23T09:30:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.45,"alt":43.41,"az":296.7,"t":"2040-04-23T09:35:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.48,"alt":42.57,"az":297.1,"t":"2040-04-23T09:40:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.5,"alt":41.74,"az":297.6,"t":"2040-04-23T09:45:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.52,"alt":40.91,"az":298.0,"t":"2040-04-23T09:50:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.55,"alt":40.09,"az":298.5,"t":"2040-04-23T09:55:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.58,"alt":39.27,"az":298.9,"t":"2040-04-23T10:00:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.61,"alt":38.45,"az":299.4,"t":"2040-04-23T10:05:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.63,"alt":37.64,"az":299.9,"t":"2040-04-23T10:10:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.67,"alt":36.83,"az":300.4,"t":"2040-04-23T10:15:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.7,"alt":36.02,"az":300.8,"t":"2040-04-23T10:20:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.73,"alt":35.22,"az":301.3,"t":"2040-04-23T10:25:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.77,"alt":34.42,"az":301.8,"t":"2040-04-23T10:30:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.8,"alt":33.63,"az":302.3,"t":"2040-04-23T10:35:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.84,"alt":32.84,"az":302.8,"t":"2040-04-23T10:40:00Z","terrain":-0.17},{"above_terrain":true,"airmass":1.88,"alt":32.06,"az":303.3,"t":"2040-04-23T10:45:00Z","terrain":-0.19},{"above_terrain":true,"airmass":1.92,"alt":31.28,"az":303.8,"t":"2040-04-23T10:50:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.96,"alt":30.5,"az":304.4,"t":"2040-04-23T10:55:00Z","terrain":-0.17},{"above_terrain":true,"airmass":2.01,"alt":29.73,"az":304.9,"t":"2040-04-23T11:00:00Z","terrain":-0.27},{"above_terrain":true,"airmass":2.06,"alt":28.97,"az":305.4,"t":"2040-04-23T11:05:00Z","terrain":-0.24},{"above_terrain":true,"airmass":2.11,"alt":28.21,"az":306.0,"t":"2040-04-23T11:10:00Z","terrain":-0.18},{"above_terrain":true,"airmass":2.16,"alt":27.45,"az":306.5,"t":"2040-04-23T11:15:00Z","terrain":0.0},{"above_terrain":true,"airmass":2.22,"alt":26.7,"az":307.0,"t":"2040-04-23T11:20:00Z","terrain":0.19},{"above_terrain":true,"airmass":2.28,"alt":25.96,"az":307.6,"t":"2040-04-23T11:25:00Z","terrain":0.26},{"above_terrain":true,"airmass":2.34,"alt":25.22,"az":308.2,"t":"2040-04-23T11:30:00Z","terrain":0.3},{"above_terrain":true,"airmass":2.4,"alt":24.49,"az":308.7,"t":"2040-04-23T11:35:00Z","terrain":0.21},{"above_terrain":true,"airmass":2.47,"alt":23.76,"az":309.3,"t":"2040-04-23T11:40:00Z","terrain":0.18},{"above_terrain":true,"airmass":2.54,"alt":23.04,"az":309.9,"t":"2040-04-23T11:45:00Z","terrain":0.21},{"above_terrain":true,"airmass":2.62,"alt":22.32,"az":310.4,"t":"2040-04-23T11:50:00Z","terrain":0.28},{"above_terrain":true,"airmass":2.7,"alt":21.61,"az":311.0,"t":"2040-04-23T11:55:00Z","terrain":0.35},{"above_terrain":true,"airmass":2.78,"alt":20.91,"az":311.6,"t":"2040-04-23T12:00:00Z","terrain":0.22},{"above_terrain":true,"airmass":2.87,"alt":20.21,"az":312.2,"t":"2040-04-23T12:05:00Z","terrain":0.17},{"above_terrain":true,"airmass":2.97,"alt":19.52,"az":312.8,"t":"2040-04-23T12:10:00Z","terrain":0.25},{"above_terrain":true,"airmass":3.07,"alt":18.84,"az":313.4,"t":"2040-04-23T12:15:00Z","terrain":0.36},{"above_terrain":true,"airmass":3.18,"alt":18.17,"az":314.1,"t":"2040-04-23T12:20:00Z","terrain":0.48},{"above_terrain":true,"airmass":3.29,"alt":17.5,"az":314.7,"t":"2040-04-23T12:25:00Z","terrain":0.53},{"above_terrain":true,"airmass":3.42,"alt":16.83,"az":315.3,"t":"2040-04-23T12:30:00Z","terrain":0.53},{"above_terrain":true,"airmass":3.55,"alt":16.18,"az":315.9,"t":"2040-04-23T12:35:00Z","terrain":0.48},{"above_terrain":true,"airmass":3.69,"alt":15.53,"az":316.6,"t":"2040-04-23T12:40:00Z","terrain":0.37},{"above_terrain":true,"airmass":3.84,"alt":14.89,"az":317.2,"t":"2040-04-23T12:45:00Z","terrain":0.31},{"above_terrain":true,"airmass":4.0,"alt":14.26,"az":317.9,"t":"2040-04-23T12:50:00Z","terrain":0.33},{"above_terrain":true,"airmass":4.17,"alt":13.64,"az":318.6,"t":"2040-04-23T12:55:00Z","terrain":0.07},{"above_terrain":true,"airmass":4.36,"alt":13.02,"az":319.2,"t":"2040-04-23T13:00:00Z","terrain":-0.15},{"above_terrain":true,"airmass":4.56,"alt":12.42,"az":319.9,"t":"2040-04-23T13:05:00Z","terrain":-0.19},{"above_terrain":true,"airmass":4.78,"alt":11.82,"az":320.6,"t":"2040-04-23T13:10:00Z","terrain":-0.2},{"above_terrain":true,"airmass":5.01,"alt":11.23,"az":321.3,"t":"2040-04-23T13:15:00Z","terrain":-0.09},{"above_terrain":true,"airmass":5.27,"alt":10.65,"az":321.9,"t":"2040-04-23T13:20:00Z","terrain":0.19},{"above_terrain":true,"airmass":5.55,"alt":10.07,"az":322.6,"t":"2040-04-23T13:25:00Z","terrain":0.13},{"above_terrain":true,"airmass":5.85,"alt":9.51,"az":323.4,"t":"2040-04-23T13:30:00Z","terrain":-0.02},{"above_terrain":true,"airmass":6.19,"alt":8.96,"az":324.1,"t":"2040-04-23T13:35:00Z","terrain":-0.21},{"above_terrain":true,"airmass":6.55,"alt":8.41,"az":324.8,"t":"2040-04-23T13:40:00Z","terrain":-0.19},{"above_terrain":true,"airmass":6.95,"alt":7.88,"az":325.5,"t":"2040-04-23T13:45:00Z","terrain":-0.22},{"above_terrain":true,"airmass":7.4,"alt":7.35,"az":326.2,"t":"2040-04-23T13:50:00Z","terrain":-0.28},{"above_terrain":true,"airmass":7.89,"alt":6.84,"az":327.0,"t":"2040-04-23T13:55:00Z","terrain":-0.39},{"above_terrain":true,"airmass":8.44,"alt":6.33,"az":327.7,"t":"2040-04-23T14:00:00Z","terrain":-0.28},{"above_terrain":true,"airmass":9.05,"alt":5.84,"az":328.5,"t":"2040-04-23T14:05:00Z","terrain":-0.18},{"above_terrain":true,"airmass":9.74,"alt":5.35,"az":329.2,"t":"2040-04-23T14:10:00Z","terrain":-0.18},{"above_terrain":true,"airmass":10.52,"alt":4.88,"az":330.0,"t":"2040-04-23T14:15:00Z","terrain":-0.35},{"above_terrain":true,"airmass":11.39,"alt":4.42,"az":330.7,"t":"2040-04-23T14:20:00Z","terrain":-0.38},{"above_terrain":true,"airmass":12.39,"alt":3.96,"az":331.5,"t":"2040-04-23T14:25:00Z","terrain":-0.26},{"above_terrain":true,"airmass":13.53,"alt":3.52,"az":332.3,"t":"2040-04-23T14:30:00Z","terrain":-0.13},{"above_terrain":true,"airmass":14.83,"alt":3.09,"az":333.1,"t":"2040-04-23T14:35:00Z","terrain":-0.13},{"above_terrain":true,"airmass":16.34,"alt":2.68,"az":333.9,"t":"2040-04-23T14:40:00Z","terrain":-0.22},{"above_terrain":true,"airmass":18.09,"alt":2.27,"az":334.7,"t":"2040-04-23T14:45:00Z","terrain":-0.47},{"above_terrain":true,"airmass":20.12,"alt":1.87,"az":335.5,"t":"2040-04-23T14:50:00Z","terrain":-0.7},{"above_terrain":true,"airmass":22.49,"alt":1.49,"az":336.3,"t":"2040-04-23T14:55:00Z","terrain":-0.8},{"above_terrain":true,"airmass":25.27,"alt":1.12,"az":337.1,"t":"2040-04-23T15:00:00Z","terrain":-0.7},{"above_terrain":true,"airmass":28.52,"alt":0.76,"az":337.9,"t":"2040-04-23T15:05:00Z","terrain":-0.49},{"above_terrain":true,"airmass":32.31,"alt":0.42,"az":338.7,"t":"2040-04-23T15:10:00Z","terrain":-0.68},{"above_terrain":true,"airmass":36.67,"alt":0.09,"az":339.6,"t":"2040-04-23T15:15:00Z","terrain":-0.62},{"above_terrain":true,"airmass":null,"alt":-0.23,"az":340.4,"t":"2040-04-23T15:20:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-0.54,"az":341.2,"t":"2040-04-23T15:25:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-0.84,"az":342.1,"t":"2040-04-23T15:30:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-1.12,"az":342.9,"t":"2040-04-23T15:35:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-1.39,"az":343.8,"t":"2040-04-23T15:40:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-1.64,"az":344.7,"t":"2040-04-23T15:45:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-1.88,"az":345.5,"t":"2040-04-23T15:50:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-2.11,"az":346.4,"t":"2040-04-23T15:55:00Z","terrain":-0.5},{"above_terrain":false,"airmass":null,"alt":-2.32,"az":347.2,"t":"2040-04-23T16:00:00Z","terrain":-0.35},{"above_terrain":false,"airmass":null,"alt":-2.52,"az":348.1,"t":"2040-04-23T16:05:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-2.71,"az":349.0,"t":"2040-04-23T16:10:00Z","terrain":-0.0},{"above_terrain":false,"airmass":null,"alt":-2.88,"az":349.9,"t":"2040-04-23T16:15:00Z","terrain":0.12},{"above_terrain":false,"airmass":null,"alt":-3.04,"az":350.8,"t":"2040-04-23T16:20:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-3.18,"az":351.6,"t":"2040-04-23T16:25:00Z","terrain":0.22},{"above_terrain":false,"airmass":null,"alt":-3.31,"az":352.5,"t":"2040-04-23T16:30:00Z","terrain":0.39},{"above_terrain":false,"airmass":null,"alt":-3.42,"az":353.4,"t":"2040-04-23T16:35:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-3.52,"az":354.3,"t":"2040-04-23T16:40:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.61,"az":355.2,"t":"2040-04-23T16:45:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-3.68,"az":356.1,"t":"2040-04-23T16:50:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-3.74,"az":357.0,"t":"2040-04-23T16:55:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-3.78,"az":357.9,"t":"2040-04-23T17:00:00Z","terrain":0.64},{"above_terrain":false,"airmass":null,"alt":-3.81,"az":358.8,"t":"2040-04-23T17:05:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.82,"az":359.7,"t":"2040-04-23T17:10:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-3.82,"az":0.6,"t":"2040-04-23T17:15:00Z","terrain":0.43},{"above_terrain":false,"airmass":null,"alt":-3.8,"az":1.5,"t":"2040-04-23T17:20:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-3.77,"az":2.4,"t":"2040-04-23T17:25:00Z","terrain":0.03},{"above_terrain":false,"airmass":null,"alt":-3.72,"az":3.3,"t":"2040-04-23T17:30:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-3.66,"az":4.1,"t":"2040-04-23T17:35:00Z","terrain":-0.3},{"above_terrain":false,"airmass":null,"alt":-3.59,"az":5.0,"t":"2040-04-23T17:40:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-3.5,"az":5.9,"t":"2040-04-23T17:45:00Z","terrain":-0.58},{"above_terrain":false,"airmass":null,"alt":-3.39,"az":6.8,"t":"2040-04-23T17:50:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-3.27,"az":7.7,"t":"2040-04-23T17:55:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-3.14,"az":8.6,"t":"2040-04-23T18:00:00Z","terrain":-0.56},{"above_terrain":false,"airmass":null,"alt":-3.0,"az":9.5,"t":"2040-04-23T18:05:00Z","terrain":-0.63},{"above_terrain":false,"airmass":null,"alt":-2.83,"az":10.4,"t":"2040-04-23T18:10:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-2.66,"az":11.2,"t":"2040-04-23T18:15:00Z","terrain":-0.35},{"above_terrain":false,"airmass":null,"alt":-2.47,"az":12.1,"t":"2040-04-23T18:20:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-2.27,"az":13.0,"t":"2040-04-23T18:25:00Z","terrain":-0.07},{"above_terrain":false,"airmass":null,"alt":-2.05,"az":13.9,"t":"2040-04-23T18:30:00Z","terrain":0.07},{"above_terrain":false,"airmass":null,"alt":-1.82,"az":14.7,"t":"2040-04-23T18:35:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-1.57,"az":15.6,"t":"2040-04-23T18:40:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-1.31,"az":16.4,"t":"2040-04-23T18:45:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-1.04,"az":17.3,"t":"2040-04-23T18:50:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-0.76,"az":18.1,"t":"2040-04-23T18:55:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-0.46,"az":19.0,"t":"2040-04-23T19:00:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-0.15,"az":19.8,"t":"2040-04-23T19:05:00Z","terrain":0.66},{"above_terrain":false,"airmass":35.44,"alt":0.17,"az":20.6,"t":"2040-04-23T19:10:00Z","terrain":0.68},{"above_terrain":false,"airmass":31.23,"alt":0.51,"az":21.5,"t":"2040-04-23T19:15:00Z","terrain":0.83},{"above_terrain":false,"airmass":27.6,"alt":0.86,"az":22.3,"t":"2040-04-23T19:20:00Z","terrain":1.04},{"above_terrain":true,"airmass":24.48,"alt":1.22,"az":23.1,"t":"2040-04-23T19:25:00Z","terrain":1.13},{"above_terrain":true,"airmass":21.82,"alt":1.59,"az":23.9,"t":"2040-04-23T19:30:00Z","terrain":0.94},{"above_terrain":true,"airmass":19.54,"alt":1.98,"az":24.7,"t":"2040-04-23T19:35:00Z","terrain":1.14},{"above_terrain":true,"airmass":17.59,"alt":2.38,"az":25.5,"t":"2040-04-23T19:40:00Z","terrain":1.28},{"above_terrain":true,"airmass":15.91,"alt":2.79,"az":26.3,"t":"2040-04-23T19:45:00Z","terrain":1.32},{"above_terrain":true,"airmass":14.46,"alt":3.21,"az":27.1,"t":"2040-04-23T19:50:00Z","terrain":1.27},{"above_terrain":true,"airmass":13.21,"alt":3.64,"az":27.9,"t":"2040-04-23T19:55:00Z","terrain":1.2},{"above_terrain":true,"airmass":12.11,"alt":4.08,"az":28.7,"t":"2040-04-23T20:00:00Z","terrain":1.06},{"above_terrain":true,"airmass":11.15,"alt":4.54,"az":29.5,"t":"2040-04-23T20:05:00Z","terrain":1.07},{"above_terrain":true,"airmass":10.3,"alt":5.0,"az":30.2,"t":"2040-04-23T20:10:00Z","terrain":1.19},{"above_terrain":true,"airmass":9.55,"alt":5.48,"az":31.0,"t":"2040-04-23T20:15:00Z","terrain":1.31},{"above_terrain":true,"airmass":8.88,"alt":5.97,"az":31.7,"t":"2040-04-23T20:20:00Z","terrain":1.32},{"above_terrain":true,"airmass":8.29,"alt":6.47,"az":32.5,"t":"2040-04-23T20:25:00Z","terrain":1.16},{"above_terrain":true,"airmass":7.75,"alt":6.97,"az":33.2,"t":"2040-04-23T20:30:00Z","terrain":0.86},{"above_terrain":true,"airmass":7.27,"alt":7.49,"az":34.0,"t":"2040-04-23T20:35:00Z","terrain":0.45},{"above_terrain":true,"airmass":6.84,"alt":8.02,"az":34.7,"t":"2040-04-23T20:40:00Z","terrain":0.17},{"above_terrain":true,"airmass":6.45,"alt":8.56,"az":35.4,"t":"2040-04-23T20:45:00Z","terrain":0.04},{"above_terrain":true,"airmass":6.09,"alt":9.1,"az":36.1,"t":"2040-04-23T20:50:00Z","terrain":0.01},{"above_terrain":true,"airmass":5.77,"alt":9.66,"az":36.8,"t":"2040-04-23T20:55:00Z","terrain":-0.07},{"above_terrain":true,"airmass":5.47,"alt":10.23,"az":37.5,"t":"2040-04-23T21:00:00Z","terrain":-0.15},{"above_terrain":true,"airmass":5.2,"alt":10.8,"az":38.2,"t":"2040-04-23T21:05:00Z","terrain":-0.2},{"above_terrain":true,"airmass":4.95,"alt":11.38,"az":38.9,"t":"2040-04-23T21:10:00Z","terrain":-0.16},{"above_terrain":true,"airmass":4.72,"alt":11.98,"az":39.6,"t":"2040-04-23T21:15:00Z","terrain":-0.09},{"above_terrain":true,"airmass":4.51,"alt":12.58,"az":40.3,"t":"2040-04-23T21:20:00Z","terrain":-0.03},{"above_terrain":true,"airmass":4.31,"alt":13.19,"az":41.0,"t":"2040-04-23T21:25:00Z","terrain":0.02},{"above_terrain":true,"airmass":4.13,"alt":13.8,"az":41.6,"t":"2040-04-23T21:30:00Z","terrain":0.08},{"above_terrain":true,"airmass":3.96,"alt":14.43,"az":42.3,"t":"2040-04-23T21:35:00Z","terrain":0.16},{"above_terrain":true,"airmass":3.8,"alt":15.06,"az":42.9,"t":"2040-04-23T21:40:00Z","terrain":0.24},{"above_terrain":true,"airmass":3.65,"alt":15.71,"az":43.6,"t":"2040-04-23T21:45:00Z","terrain":0.34},{"above_terrain":true,"airmass":3.51,"alt":16.35,"az":44.2,"t":"2040-04-23T21:50:00Z","terrain":0.45},{"above_terrain":true,"airmass":3.38,"alt":17.01,"az":44.9,"t":"2040-04-23T21:55:00Z","terrain":0.56},{"above_terrain":true,"airmass":3.26,"alt":17.67,"az":45.5,"t":"2040-04-23T22:00:00Z","terrain":0.62},{"above_terrain":true,"airmass":3.15,"alt":18.35,"az":46.1,"t":"2040-04-23T22:05:00Z","terrain":0.66},{"above_terrain":true,"airmass":3.04,"alt":19.02,"az":46.7,"t":"2040-04-23T22:10:00Z","terrain":0.63},{"above_terrain":true,"airmass":2.94,"alt":19.71,"az":47.3,"t":"2040-04-23T22:15:00Z","terrain":0.58},{"above_terrain":true,"airmass":2.85,"alt":20.4,"az":47.9,"t":"2040-04-23T22:20:00Z","terrain":0.54},{"above_terrain":true,"airmass":2.76,"alt":21.1,"az":48.5,"t":"2040-04-23T22:25:00Z","terrain":0.47},{"above_terrain":true,"airmass":2.68,"alt":21.8,"az":49.1,"t":"2040-04-23T22:30:00Z","terrain":0.41},{"above_terrain":true,"airmass":2.6,"alt":22.51,"az":49.7,"t":"2040-04-23T22:35:00Z","terrain":0.4},{"above_terrain":true,"airmass":2.52,"alt":23.23,"az":50.3,"t":"2040-04-23T22:40:00Z","terrain":0.44},{"above_terrain":true,"airmass":2.45,"alt":23.95,"az":50.9,"t":"2040-04-23T22:45:00Z","terrain":0.51},{"above_terrain":true,"airmass":2.38,"alt":24.68,"az":51.4,"t":"2040-04-23T22:50:00Z","terrain":0.57},{"above_terrain":true,"airmass":2.32,"alt":25.42,"az":52.0,"t":"2040-04-23T22:55:00Z","terrain":0.63},{"above_terrain":true,"airmass":2.26,"alt":26.16,"az":52.6,"t":"2040-04-23T23:00:00Z","terrain":0.75},{"above_terrain":true,"airmass":2.2,"alt":26.9,"az":53.1,"t":"2040-04-23T23:05:00Z","terrain":0.86},{"above_terrain":true,"airmass":2.15,"alt":27.65,"az":53.6,"t":"2040-04-23T23:10:00Z","terrain":0.94},{"above_terrain":true,"airmass":2.1,"alt":28.41,"az":54.2,"t":"2040-04-23T23:15:00Z","terrain":1.02},{"above_terrain":true,"airmass":2.05,"alt":29.17,"az":54.7,"t":"2040-04-23T23:20:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.0,"alt":29.94,"az":55.3,"t":"2040-04-23T23:25:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.95,"alt":30.71,"az":55.8,"t":"2040-04-23T23:30:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.91,"alt":31.49,"az":56.3,"t":"2040-04-23T23:35:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.87,"alt":32.27,"az":56.8,"t":"2040-04-23T23:40:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.83,"alt":33.05,"az":57.3,"t":"2040-04-23T23:45:00Z","terrain":1.13},{"above_terrain":true,"airmass":1.79,"alt":33.84,"az":57.8,"t":"2040-04-23T23:50:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.76,"alt":34.64,"az":58.3,"t":"2040-04-23T23:55:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.72,"alt":35.44,"az":58.8,"t":"2040-04-24T00:00:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.69,"alt":36.24,"az":59.3,"t":"2040-04-24T00:05:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.66,"alt":37.05,"az":59.8,"t":"2040-04-24T00:10:00Z","terrain":1.18},{"above_terrain":true,"airmass":1.63,"alt":37.86,"az":60.2,"t":"2040-04-24T00:15:00Z","terrain":1.15},{"above_terrain":true,"airmass":1.6,"alt":38.67,"az":60.7,"t":"2040-04-24T00:20:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.57,"alt":39.49,"az":61.2,"t":"2040-04-24T00:25:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.54,"alt":40.31,"az":61.6,"t":"2040-04-24T00:30:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.52,"alt":41.14,"az":62.1,"t":"2040-04-24T00:35:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.49,"alt":41.96,"az":62.5,"t":"2040-04-24T00:40:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.47,"alt":42.8,"az":63.0,"t":"2040-04-24T00:45:00Z","terrain":0.91},{"above_terrain":true,"airmass":1.45,"alt":43.63,"az":63.4,"t":"2040-04-24T00:50:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.43,"alt":44.47,"az":63.9,"t":"2040-04-24T00:55:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.4,"alt":45.31,"az":64.3,"t":"2040-04-24T01:00:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.38,"alt":46.16,"az":64.7,"t":"2040-04-24T01:05:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.37,"alt":47.0,"az":65.1,"t":"2040-04-24T01:10:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.35,"alt":47.86,"az":65.5,"t":"2040-04-24T01:15:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.33,"alt":48.71,"az":65.9,"t":"2040-04-24T01:20:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.31,"alt":49.56,"az":66.3,"t":"2040-04-24T01:25:00Z","terrain":0.86},{"above_terrain":true,"airmass":1.3,"alt":50.42,"az":66.7,"t":"2040-04-24T01:30:00Z","terrain":0.9},{"above_terrain":true,"airmass":1.28,"alt":51.28,"az":67.1,"t":"2040-04-24T01:35:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.27,"alt":52.15,"az":67.5,"t":"2040-04-24T01:40:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.25,"alt":53.01,"az":67.8,"t":"2040-04-24T01:45:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.24,"alt":53.88,"az":68.2,"t":"2040-04-24T01:50:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.22,"alt":54.75,"az":68.6,"t":"2040-04-24T01:55:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.21,"alt":55.62,"az":68.9,"t":"2040-04-24T02:00:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.2,"alt":56.5,"az":69.2,"t":"2040-04-24T02:05:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.19,"alt":57.37,"az":69.6,"t":"2040-04-24T02:10:00Z","terrain":1.15},{"above_terrain":true,"airmass":1.18,"alt":58.25,"az":69.9,"t":"2040-04-24T02:15:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.16,"alt":59.13,"az":70.2,"t":"2040-04-24T02:20:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.15,"alt":60.01,"az":70.5,"t":"2040-04-24T02:25:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.14,"alt":60.9,"az":70.8,"t":"2040-04-24T02:30:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.13,"alt":61.78,"az":71.0,"t":"2040-04-24T02:35:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.13,"alt":62.67,"az":71.3,"t":"2040-04-24T02:40:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.12,"alt":63.55,"az":71.6,"t":"2040-04-24T02:45:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.11,"alt":64.44,"az":71.8,"t":"2040-04-24T02:50:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.1,"alt":65.33,"az":72.0,"t":"2040-04-24T02:55:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.09,"alt":66.22,"az":72.2,"t":"2040-04-24T03:00:00Z","terrain":1.16},{"above_terrain":true,"airmass":1.08,"alt":67.11,"az":72.4,"t":"2040-04-24T03:05:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.08,"alt":68.01,"az":72.5,"t":"2040-04-24T03:10:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.07,"alt":68.9,"az":72.6,"t":"2040-04-24T03:15:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.07,"alt":69.79,"az":72.7,"t":"2040-04-24T03:20:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.06,"alt":70.69,"az":72.8,"t":"2040-04-24T03:25:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.05,"alt":71.58,"az":72.8,"t":"2040-04-24T03:30:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.05,"alt":72.47,"az":72.8,"t":"2040-04-24T03:35:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.04,"alt":73.37,"az":72.7,"t":"2040-04-24T03:40:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.04,"alt":74.26,"az":72.6,"t":"2040-04-24T03:45:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.03,"alt":75.15,"az":72.4,"t":"2040-04-24T03:50:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.03,"alt":76.05,"az":72.1,"t":"2040-04-24T03:55:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.03,"alt":76.94,"az":71.8,"t":"2040-04-24T04:00:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.02,"alt":77.82,"az":71.3,"t":"2040-04-24T04:05:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.02,"alt":78.71,"az":70.6,"t":"2040-04-24T04:10:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.02,"alt":79.59,"az":69.8,"t":"2040-04-24T04:15:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.01,"alt":80.46,"az":68.8,"t":"2040-04-24T04:20:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.01,"alt":81.33,"az":67.4,"t":"2040-04-24T04:25:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.01,"alt":82.19,"az":65.7,"t":"2040-04-24T04:30:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.01,"alt":83.04,"az":63.4,"t":"2040-04-24T04:35:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.01,"alt":83.86,"az":60.4,"t":"2040-04-24T04:40:00Z","terrain":1.14},{"above_terrain":true,"airmass":1.0,"alt":84.66,"az":56.3,"t":"2040-04-24T04:45:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.0,"alt":85.41,"az":50.8,"t":"2040-04-24T04:50:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.0,"alt":86.1,"az":43.0,"t":"2040-04-24T04:55:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.0,"alt":86.67,"az":32.0,"t":"2040-04-24T05:00:00Z","terrain":1.32},{"above_terrain":true,"airmass":1.0,"alt":87.07,"az":17.3,"t":"2040-04-24T05:05:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.0,"alt":87.2,"az":359.5,"t":"2040-04-24T05:10:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.0,"alt":87.05,"az":341.8,"t":"2040-04-24T05:15:00Z","terrain":-0.48},{"above_terrain":true,"airmass":1.0,"alt":86.65,"az":327.3,"t":"2040-04-24T05:20:00Z","terrain":-0.34},{"above_terrain":true,"airmass":1.0,"alt":86.06,"az":316.5,"t":"2040-04-24T05:25:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.0,"alt":85.38,"az":308.9,"t":"2040-04-24T05:30:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.0,"alt":84.62,"az":303.4,"t":"2040-04-24T05:35:00Z","terrain":-0.18},{"above_terrain":true,"airmass":1.01,"alt":83.82,"az":299.4,"t":"2040-04-24T05:40:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.01,"alt":82.99,"az":296.5,"t":"2040-04-24T05:45:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.01,"alt":82.15,"az":294.2,"t":"2040-04-24T05:50:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.01,"alt":81.29,"az":292.5,"t":"2040-04-24T05:55:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.01,"alt":80.42,"az":291.2,"t":"2040-04-24T06:00:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.02,"alt":79.54,"az":290.1,"t":"2040-04-24T06:05:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.02,"alt":78.66,"az":289.3,"t":"2040-04-24T06:10:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.02,"alt":77.77,"az":288.7,"t":"2040-04-24T06:15:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.03,"alt":76.89,"az":288.2,"t":"2040-04-24T06:20:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.03,"alt":76.0,"az":287.9,"t":"2040-04-24T06:25:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.03,"alt":75.11,"az":287.6,"t":"2040-04-24T06:30:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.04,"alt":74.21,"az":287.4,"t":"2040-04-24T06:35:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.04,"alt":73.32,"az":287.3,"t":"2040-04-24T06:40:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.05,"alt":72.43,"az":287.2,"t":"2040-04-24T06:45:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.05,"alt":71.53,"az":287.2,"t":"2040-04-24T06:50:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.06,"alt":70.64,"az":287.2,"t":"2040-04-24T06:55:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.07,"alt":69.74,"az":287.3,"t":"2040-04-24T07:00:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.07,"alt":68.85,"az":287.4,"t":"2040-04-24T07:05:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.08,"alt":67.96,"az":287.5,"t":"2040-04-24T07:10:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.09,"alt":67.06,"az":287.6,"t":"2040-04-24T07:15:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.09,"alt":66.17,"az":287.8,"t":"2040-04-24T07:20:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.1,"alt":65.28,"az":288.0,"t":"2040-04-24T07:25:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.11,"alt":64.39,"az":288.2,"t":"2040-04-24T07:30:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.12,"alt":63.5,"az":288.5,"t":"2040-04-24T07:35:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.13,"alt":62.62,"az":288.7,"t":"2040-04-24T07:40:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.13,"alt":61.73,"az":289.0,"t":"2040-04-24T07:45:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.14,"alt":60.85,"az":289.2,"t":"2040-04-24T07:50:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.15,"alt":59.96,"az":289.5,"t":"2040-04-24T07:55:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.16,"alt":59.08,"az":289.8,"t":"2040-04-24T08:00:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.18,"alt":58.2,"az":290.1,"t":"2040-04-24T08:05:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.19,"alt":57.33,"az":290.5,"t":"2040-04-24T08:10:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.2,"alt":56.45,"az":290.8,"t":"2040-04-24T08:15:00Z","terrain":0.45},{"above_terrain":true,"airmass":1.21,"alt":55.58,"az":291.1,"t":"2040-04-24T08:20:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.22,"alt":54.7,"az":291.5,"t":"2040-04-24T08:25:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.24,"alt":53.83,"az":291.8,"t":"2040-04-24T08:30:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.25,"alt":52.97,"az":292.2,"t":"2040-04-24T08:35:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.27,"alt":52.1,"az":292.6,"t":"2040-04-24T08:40:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.28,"alt":51.24,"az":292.9,"t":"2040-04-24T08:45:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.3,"alt":50.38,"az":293.3,"t":"2040-04-24T08:50:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.31,"alt":49.52,"az":293.7,"t":"2040-04-24T08:55:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.33,"alt":48.66,"az":294.1,"t":"2040-04-24T09:00:00Z","terrain":0.25}],"transit":{"airmass":1.0,"alt":87.2,"az":359.5,"t":"2040-04-24T05:10:00Z"},"usable_hours":3.42,"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."]}