{"assessment":{"best_window":{"end":"2041-07-29T01:20Z","end_local":"04:20","hours":3.33,"label":"good","mean_quality":0.87,"start":"2041-07-28T22:00Z","start_local":"01:00"},"cost":{"altitude":2.98,"clouds":0.0,"darkness":1.44,"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 worth it \u2014 weather unknown","hourly":[{"alt":-10,"cloud":null,"high":null,"iso":"2041-07-28T18:00Z","label":"unusable","low":null,"mid":null,"moon_alt":4,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"21:00","wind":null},{"alt":-3,"cloud":null,"high":null,"iso":"2041-07-28T19:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-6,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"22:00","wind":null},{"alt":6,"cloud":null,"high":null,"iso":"2041-07-28T20:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-14,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":15,"cloud":null,"high":null,"iso":"2041-07-28T21:00Z","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":25,"cloud":null,"high":null,"iso":"2041-07-28T22:00Z","label":"good","low":null,"mid":null,"moon_alt":-26,"precip":null,"q":0.61,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":36,"cloud":null,"high":null,"iso":"2041-07-28T23:00Z","label":"good","low":null,"mid":null,"moon_alt":-28,"precip":null,"q":0.84,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":47,"cloud":null,"high":null,"iso":"2041-07-29T00:00Z","label":"good","low":null,"mid":null,"moon_alt":-28,"precip":null,"q":0.91,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":58,"cloud":null,"high":null,"iso":"2041-07-29T01:00Z","label":"good","low":null,"mid":null,"moon_alt":-25,"precip":null,"q":0.99,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":69,"cloud":null,"high":null,"iso":"2041-07-29T02:00Z","label":"marginal","low":null,"mid":null,"moon_alt":-19,"precip":null,"q":0.5,"rh":null,"sky":"astronomical twilight","temp":null,"time":"05:00","wind":null},{"alt":78,"cloud":null,"high":null,"iso":"2041-07-29T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-11,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"06:00","wind":null}],"peak_quality":1.0,"peak_sky":1.0,"quality_hours":3.63,"reasons":["the target being low or below 20\u00b0 cost 3.0 quality-hours","daylight and twilight cost 1.4 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":91,"score_weather":null,"sky_hours":3.63,"verdict":"unknown","verdict_astronomy":"good","weather_known":false,"windows":[{"end":"2041-07-28T21:30Z","end_local":"00:30","hours":3.83,"label":"unusable","mean_quality":0.0,"start":"2041-07-28T17:40Z","start_local":"20:40"},{"end":"2041-07-28T22:00Z","end_local":"01:00","hours":0.5,"label":"marginal","mean_quality":0.49,"start":"2041-07-28T21:30Z","start_local":"00:30"},{"end":"2041-07-29T01:20Z","end_local":"04:20","hours":3.33,"label":"good","mean_quality":0.87,"start":"2041-07-28T22:00Z","start_local":"01:00"},{"end":"2041-07-29T02:05Z","end_local":"05:05","hours":0.75,"label":"marginal","mean_quality":0.5,"start":"2041-07-29T01:20Z","start_local":"04:20"},{"end":"2041-07-29T02:45Z","end_local":"05:45","hours":0.67,"label":"poor","mean_quality":0.15,"start":"2041-07-29T02:05Z","start_local":"05:05"},{"end":"2041-07-29T03:15Z","end_local":"06:15","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2041-07-29T02:45Z","start_local":"05:45"}]},"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":"2041-07-28T19:38:15Z","dark_hours":5.65,"dark_to":"2041-07-29T01:17:16Z","moon":{"illumination":0.009,"phase":"new moon","waxing":true},"moon_free_dark_hours":5.63,"moonrise":"2041-07-29T04:15:51Z","moonset":"2041-07-28T18:21:09Z","sunrise":"2041-07-29T03:12:33Z","sunset":"2041-07-28T17:43:00Z","twilight":{"astronomical":{"end":"2041-07-28T19:38:15Z","start":"2041-07-29T01:17:16Z"},"civil":{"end":"2041-07-28T18:14:38Z","start":"2041-07-29T02:40:53Z"},"nautical":{"end":"2041-07-28T18:54:02Z","start":"2041-07-29T02:01:29Z"}},"window_end":"2041-07-29T09:00:00Z","window_start":"2041-07-28T09:00:00Z"},"night_date":"2041-07-28","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.14,"alt":61.1,"t":"2041-07-29T01:15:00Z"},"dec":30.66017511,"dec_of_date":30.872,"dec_str":"+30\u00b0 39' 36.6\"","good_hours":2.83,"limit_rise":"2041-07-28T21:29:49Z","limit_set":"2041-07-28T09:31:16Z","max_az_rate_deg_per_min":1.14,"moon_separation":100.4,"never_rises":false,"ra":23.46206906,"ra_of_date":24.0503,"ra_str":"01h 33m 50.9s","resolved":{"common_name":"Triangulum Pinwheel","dec":30.66017511,"morphology":"SA(s)cd","name":"M 33","ra":23.46206906,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=M33","source":"sesame","type":"GiG","type_text":"galaxy in a group","vmag":5.72},"summary":"Only 2.8 h above 30\u00b0, 3.8 h above 20\u00b0 \u2014 usable, at high airmass.","terrain":{"available":true,"behind_at":"2041-07-28T11:37:44Z","blocked_dark_hours":0,"clears_at":"2041-07-28T19:25:29Z","rise_az":289.7},"track":[{"above_terrain":true,"airmass":2.32,"alt":25.43,"az":289.7,"t":"2041-07-28T09:00:00Z","terrain":0.26},{"above_terrain":true,"airmass":2.4,"alt":24.55,"az":290.4,"t":"2041-07-28T09:05:00Z","terrain":0.37},{"above_terrain":true,"airmass":2.48,"alt":23.68,"az":291.1,"t":"2041-07-28T09:10:00Z","terrain":0.5},{"above_terrain":true,"airmass":2.57,"alt":22.81,"az":291.8,"t":"2041-07-28T09:15:00Z","terrain":0.54},{"above_terrain":true,"airmass":2.66,"alt":21.94,"az":292.5,"t":"2041-07-28T09:20:00Z","terrain":0.43},{"above_terrain":true,"airmass":2.76,"alt":21.08,"az":293.2,"t":"2041-07-28T09:25:00Z","terrain":0.28},{"above_terrain":true,"airmass":2.87,"alt":20.22,"az":293.8,"t":"2041-07-28T09:30:00Z","terrain":0.25},{"above_terrain":true,"airmass":2.99,"alt":19.36,"az":294.5,"t":"2041-07-28T09:35:00Z","terrain":0.24},{"above_terrain":true,"airmass":3.12,"alt":18.51,"az":295.2,"t":"2041-07-28T09:40:00Z","terrain":0.25},{"above_terrain":true,"airmass":3.26,"alt":17.67,"az":295.9,"t":"2041-07-28T09:45:00Z","terrain":0.32},{"above_terrain":true,"airmass":3.42,"alt":16.83,"az":296.6,"t":"2041-07-28T09:50:00Z","terrain":0.28},{"above_terrain":true,"airmass":3.59,"alt":16.0,"az":297.4,"t":"2041-07-28T09:55:00Z","terrain":0.21},{"above_terrain":true,"airmass":3.77,"alt":15.17,"az":298.1,"t":"2041-07-28T10:00:00Z","terrain":0.12},{"above_terrain":true,"airmass":3.98,"alt":14.35,"az":298.8,"t":"2041-07-28T10:05:00Z","terrain":0.16},{"above_terrain":true,"airmass":4.21,"alt":13.53,"az":299.5,"t":"2041-07-28T10:10:00Z","terrain":0.27},{"above_terrain":true,"airmass":4.46,"alt":12.72,"az":300.2,"t":"2041-07-28T10:15:00Z","terrain":0.36},{"above_terrain":true,"airmass":4.74,"alt":11.91,"az":301.0,"t":"2041-07-28T10:20:00Z","terrain":0.32},{"above_terrain":true,"airmass":5.06,"alt":11.11,"az":301.7,"t":"2041-07-28T10:25:00Z","terrain":0.15},{"above_terrain":true,"airmass":5.43,"alt":10.32,"az":302.4,"t":"2041-07-28T10:30:00Z","terrain":-0.05},{"above_terrain":true,"airmass":5.84,"alt":9.53,"az":303.2,"t":"2041-07-28T10:35:00Z","terrain":-0.21},{"above_terrain":true,"airmass":6.32,"alt":8.75,"az":303.9,"t":"2041-07-28T10:40:00Z","terrain":-0.11},{"above_terrain":true,"airmass":6.87,"alt":7.98,"az":304.7,"t":"2041-07-28T10:45:00Z","terrain":-0.23},{"above_terrain":true,"airmass":7.53,"alt":7.21,"az":305.4,"t":"2041-07-28T10:50:00Z","terrain":-0.24},{"above_terrain":true,"airmass":8.3,"alt":6.45,"az":306.2,"t":"2041-07-28T10:55:00Z","terrain":-0.1},{"above_terrain":true,"airmass":9.23,"alt":5.7,"az":307.0,"t":"2041-07-28T11:00:00Z","terrain":0.18},{"above_terrain":true,"airmass":10.38,"alt":4.96,"az":307.8,"t":"2041-07-28T11:05:00Z","terrain":0.29},{"above_terrain":true,"airmass":11.8,"alt":4.22,"az":308.6,"t":"2041-07-28T11:10:00Z","terrain":0.24},{"above_terrain":true,"airmass":13.61,"alt":3.49,"az":309.3,"t":"2041-07-28T11:15:00Z","terrain":0.19},{"above_terrain":true,"airmass":15.96,"alt":2.78,"az":310.2,"t":"2041-07-28T11:20:00Z","terrain":0.24},{"above_terrain":true,"airmass":19.1,"alt":2.06,"az":311.0,"t":"2041-07-28T11:25:00Z","terrain":0.35},{"above_terrain":true,"airmass":23.41,"alt":1.36,"az":311.8,"t":"2041-07-28T11:30:00Z","terrain":0.19},{"above_terrain":true,"airmass":29.5,"alt":0.67,"az":312.6,"t":"2041-07-28T11:35:00Z","terrain":0.22},{"above_terrain":false,"airmass":null,"alt":-0.02,"az":313.4,"t":"2041-07-28T11:40:00Z","terrain":0.36},{"above_terrain":false,"airmass":null,"alt":-0.69,"az":314.3,"t":"2041-07-28T11:45:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-1.36,"az":315.1,"t":"2041-07-28T11:50:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-2.01,"az":316.0,"t":"2041-07-28T11:55:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-2.66,"az":316.8,"t":"2041-07-28T12:00:00Z","terrain":0.33},{"above_terrain":false,"airmass":null,"alt":-3.29,"az":317.7,"t":"2041-07-28T12:05:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-3.92,"az":318.6,"t":"2041-07-28T12:10:00Z","terrain":0.06},{"above_terrain":false,"airmass":null,"alt":-4.53,"az":319.5,"t":"2041-07-28T12:15:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-5.13,"az":320.4,"t":"2041-07-28T12:20:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-5.73,"az":321.3,"t":"2041-07-28T12:25:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-6.31,"az":322.2,"t":"2041-07-28T12:30:00Z","terrain":0.19},{"above_terrain":false,"airmass":null,"alt":-6.87,"az":323.1,"t":"2041-07-28T12:35:00Z","terrain":0.06},{"above_terrain":false,"airmass":null,"alt":-7.43,"az":324.0,"t":"2041-07-28T12:40:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-7.97,"az":324.9,"t":"2041-07-28T12:45:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-8.51,"az":325.9,"t":"2041-07-28T12:50:00Z","terrain":-0.23},{"above_terrain":false,"airmass":null,"alt":-9.02,"az":326.8,"t":"2041-07-28T12:55:00Z","terrain":-0.37},{"above_terrain":false,"airmass":null,"alt":-9.53,"az":327.8,"t":"2041-07-28T13:00:00Z","terrain":-0.26},{"above_terrain":false,"airmass":null,"alt":-10.02,"az":328.8,"t":"2041-07-28T13:05:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-10.5,"az":329.8,"t":"2041-07-28T13:10:00Z","terrain":-0.3},{"above_terrain":false,"airmass":null,"alt":-10.96,"az":330.7,"t":"2041-07-28T13:15:00Z","terrain":-0.38},{"above_terrain":false,"airmass":null,"alt":-11.41,"az":331.7,"t":"2041-07-28T13:20:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-11.85,"az":332.7,"t":"2041-07-28T13:25:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-12.27,"az":333.8,"t":"2041-07-28T13:30:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-12.68,"az":334.8,"t":"2041-07-28T13:35:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-13.07,"az":335.8,"t":"2041-07-28T13:40:00Z","terrain":-0.78},{"above_terrain":false,"airmass":null,"alt":-13.44,"az":336.8,"t":"2041-07-28T13:45:00Z","terrain":-0.75},{"above_terrain":false,"airmass":null,"alt":-13.8,"az":337.9,"t":"2041-07-28T13:50:00Z","terrain":-0.5},{"above_terrain":false,"airmass":null,"alt":-14.15,"az":338.9,"t":"2041-07-28T13:55:00Z","terrain":-0.73},{"above_terrain":false,"airmass":null,"alt":-14.48,"az":340.0,"t":"2041-07-28T14:00:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-14.79,"az":341.1,"t":"2041-07-28T14:05:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-15.08,"az":342.1,"t":"2041-07-28T14:10:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-15.36,"az":343.2,"t":"2041-07-28T14:15:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-15.62,"az":344.3,"t":"2041-07-28T14:20:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-15.87,"az":345.4,"t":"2041-07-28T14:25:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-16.1,"az":346.5,"t":"2041-07-28T14:30:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-16.31,"az":347.6,"t":"2041-07-28T14:35:00Z","terrain":-0.26},{"above_terrain":false,"airmass":null,"alt":-16.5,"az":348.7,"t":"2041-07-28T14:40:00Z","terrain":-0.05},{"above_terrain":false,"airmass":null,"alt":-16.67,"az":349.8,"t":"2041-07-28T14:45:00Z","terrain":0.11},{"above_terrain":false,"airmass":null,"alt":-16.83,"az":350.9,"t":"2041-07-28T14:50:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-16.97,"az":352.0,"t":"2041-07-28T14:55:00Z","terrain":0.27},{"above_terrain":false,"airmass":null,"alt":-17.09,"az":353.1,"t":"2041-07-28T15:00:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-17.19,"az":354.2,"t":"2041-07-28T15:05:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-17.28,"az":355.4,"t":"2041-07-28T15:10:00Z","terrain":0.67},{"above_terrain":false,"airmass":null,"alt":-17.35,"az":356.5,"t":"2041-07-28T15:15:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-17.39,"az":357.6,"t":"2041-07-28T15:20:00Z","terrain":0.67},{"above_terrain":false,"airmass":null,"alt":-17.42,"az":358.7,"t":"2041-07-28T15:25:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-17.43,"az":359.9,"t":"2041-07-28T15:30:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-17.43,"az":1.0,"t":"2041-07-28T15:35:00Z","terrain":0.37},{"above_terrain":false,"airmass":null,"alt":-17.4,"az":2.1,"t":"2041-07-28T15:40:00Z","terrain":0.09},{"above_terrain":false,"airmass":null,"alt":-17.36,"az":3.3,"t":"2041-07-28T15:45:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-17.3,"az":4.4,"t":"2041-07-28T15:50:00Z","terrain":-0.34},{"above_terrain":false,"airmass":null,"alt":-17.22,"az":5.5,"t":"2041-07-28T15:55:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-17.12,"az":6.6,"t":"2041-07-28T16:00:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-17.0,"az":7.7,"t":"2041-07-28T16:05:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-16.86,"az":8.9,"t":"2041-07-28T16:10:00Z","terrain":-0.63},{"above_terrain":false,"airmass":null,"alt":-16.71,"az":10.0,"t":"2041-07-28T16:15:00Z","terrain":-0.6},{"above_terrain":false,"airmass":null,"alt":-16.54,"az":11.1,"t":"2041-07-28T16:20:00Z","terrain":-0.38},{"above_terrain":false,"airmass":null,"alt":-16.35,"az":12.2,"t":"2041-07-28T16:25:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-16.14,"az":13.3,"t":"2041-07-28T16:30:00Z","terrain":-0.02},{"above_terrain":false,"airmass":null,"alt":-15.92,"az":14.4,"t":"2041-07-28T16:35:00Z","terrain":0.21},{"above_terrain":false,"airmass":null,"alt":-15.68,"az":15.5,"t":"2041-07-28T16:40:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-15.42,"az":16.6,"t":"2041-07-28T16:45:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-15.15,"az":17.6,"t":"2041-07-28T16:50:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-14.85,"az":18.7,"t":"2041-07-28T16:55:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-14.55,"az":19.8,"t":"2041-07-28T17:00:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-14.22,"az":20.8,"t":"2041-07-28T17:05:00Z","terrain":0.69},{"above_terrain":false,"airmass":null,"alt":-13.88,"az":21.9,"t":"2041-07-28T17:10:00Z","terrain":0.95},{"above_terrain":false,"airmass":null,"alt":-13.52,"az":22.9,"t":"2041-07-28T17:15:00Z","terrain":1.15},{"above_terrain":false,"airmass":null,"alt":-13.15,"az":24.0,"t":"2041-07-28T17:20:00Z","terrain":0.93},{"above_terrain":false,"airmass":null,"alt":-12.76,"az":25.0,"t":"2041-07-28T17:25:00Z","terrain":1.22},{"above_terrain":false,"airmass":null,"alt":-12.36,"az":26.0,"t":"2041-07-28T17:30:00Z","terrain":1.34},{"above_terrain":false,"airmass":null,"alt":-11.94,"az":27.0,"t":"2041-07-28T17:35:00Z","terrain":1.28},{"above_terrain":false,"airmass":null,"alt":-11.51,"az":28.0,"t":"2041-07-28T17:40:00Z","terrain":1.18},{"above_terrain":false,"airmass":null,"alt":-11.06,"az":29.0,"t":"2041-07-28T17:45:00Z","terrain":1.0},{"above_terrain":false,"airmass":null,"alt":-10.6,"az":30.0,"t":"2041-07-28T17:50:00Z","terrain":1.15},{"above_terrain":false,"airmass":null,"alt":-10.13,"az":31.0,"t":"2041-07-28T17:55:00Z","terrain":1.31},{"above_terrain":false,"airmass":null,"alt":-9.64,"az":32.0,"t":"2041-07-28T18:00:00Z","terrain":1.33},{"above_terrain":false,"airmass":null,"alt":-9.14,"az":32.9,"t":"2041-07-28T18:05:00Z","terrain":1.01},{"above_terrain":false,"airmass":null,"alt":-8.62,"az":33.9,"t":"2041-07-28T18:10:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-8.09,"az":34.8,"t":"2041-07-28T18:15:00Z","terrain":0.11},{"above_terrain":false,"airmass":null,"alt":-7.55,"az":35.8,"t":"2041-07-28T18:20:00Z","terrain":0.03},{"above_terrain":false,"airmass":null,"alt":-7.0,"az":36.7,"t":"2041-07-28T18:25:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-6.43,"az":37.6,"t":"2041-07-28T18:30:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-5.85,"az":38.5,"t":"2041-07-28T18:35:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-5.26,"az":39.5,"t":"2041-07-28T18:40:00Z","terrain":-0.11},{"above_terrain":false,"airmass":null,"alt":-4.66,"az":40.3,"t":"2041-07-28T18:45:00Z","terrain":-0.03},{"above_terrain":false,"airmass":null,"alt":-4.05,"az":41.2,"t":"2041-07-28T18:50:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-3.43,"az":42.1,"t":"2041-07-28T18:55:00Z","terrain":0.13},{"above_terrain":false,"airmass":null,"alt":-2.8,"az":43.0,"t":"2041-07-28T19:00:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-2.15,"az":43.8,"t":"2041-07-28T19:05:00Z","terrain":0.39},{"above_terrain":false,"airmass":null,"alt":-1.5,"az":44.7,"t":"2041-07-28T19:10:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-0.84,"az":45.6,"t":"2041-07-28T19:15:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-0.16,"az":46.4,"t":"2041-07-28T19:20:00Z","terrain":0.65},{"above_terrain":false,"airmass":31.15,"alt":0.52,"az":47.2,"t":"2041-07-28T19:25:00Z","terrain":0.59},{"above_terrain":true,"airmass":24.57,"alt":1.21,"az":48.0,"t":"2041-07-28T19:30:00Z","terrain":0.52},{"above_terrain":true,"airmass":19.93,"alt":1.91,"az":48.9,"t":"2041-07-28T19:35:00Z","terrain":0.43},{"above_terrain":true,"airmass":16.57,"alt":2.62,"az":49.7,"t":"2041-07-28T19:40:00Z","terrain":0.4},{"above_terrain":true,"airmass":14.07,"alt":3.34,"az":50.5,"t":"2041-07-28T19:45:00Z","terrain":0.46},{"above_terrain":true,"airmass":12.16,"alt":4.06,"az":51.3,"t":"2041-07-28T19:50:00Z","terrain":0.56},{"above_terrain":true,"airmass":10.66,"alt":4.8,"az":52.1,"t":"2041-07-28T19:55:00Z","terrain":0.64},{"above_terrain":true,"airmass":9.46,"alt":5.54,"az":52.8,"t":"2041-07-28T20:00:00Z","terrain":0.81},{"above_terrain":true,"airmass":8.49,"alt":6.29,"az":53.6,"t":"2041-07-28T20:05:00Z","terrain":0.94},{"above_terrain":true,"airmass":7.68,"alt":7.05,"az":54.4,"t":"2041-07-28T20:10:00Z","terrain":1.03},{"above_terrain":true,"airmass":7.01,"alt":7.81,"az":55.2,"t":"2041-07-28T20:15:00Z","terrain":1.08},{"above_terrain":true,"airmass":6.43,"alt":8.58,"az":55.9,"t":"2041-07-28T20:20:00Z","terrain":1.05},{"above_terrain":true,"airmass":5.94,"alt":9.36,"az":56.7,"t":"2041-07-28T20:25:00Z","terrain":1.06},{"above_terrain":true,"airmass":5.51,"alt":10.15,"az":57.4,"t":"2041-07-28T20:30:00Z","terrain":1.14},{"above_terrain":true,"airmass":5.14,"alt":10.94,"az":58.1,"t":"2041-07-28T20:35:00Z","terrain":1.24},{"above_terrain":true,"airmass":4.81,"alt":11.74,"az":58.9,"t":"2041-07-28T20:40:00Z","terrain":1.21},{"above_terrain":true,"airmass":4.52,"alt":12.54,"az":59.6,"t":"2041-07-28T20:45:00Z","terrain":1.19},{"above_terrain":true,"airmass":4.26,"alt":13.35,"az":60.3,"t":"2041-07-28T20:50:00Z","terrain":1.14},{"above_terrain":true,"airmass":4.03,"alt":14.17,"az":61.1,"t":"2041-07-28T20:55:00Z","terrain":1.09},{"above_terrain":true,"airmass":3.82,"alt":14.99,"az":61.8,"t":"2041-07-28T21:00:00Z","terrain":1.03},{"above_terrain":true,"airmass":3.63,"alt":15.82,"az":62.5,"t":"2041-07-28T21:05:00Z","terrain":0.96},{"above_terrain":true,"airmass":3.45,"alt":16.65,"az":63.2,"t":"2041-07-28T21:10:00Z","terrain":0.88},{"above_terrain":true,"airmass":3.3,"alt":17.49,"az":63.9,"t":"2041-07-28T21:15:00Z","terrain":0.78},{"above_terrain":true,"airmass":3.15,"alt":18.33,"az":64.6,"t":"2041-07-28T21:20:00Z","terrain":0.77},{"above_terrain":true,"airmass":3.02,"alt":19.18,"az":65.3,"t":"2041-07-28T21:25:00Z","terrain":0.79},{"above_terrain":true,"airmass":2.9,"alt":20.03,"az":66.0,"t":"2041-07-28T21:30:00Z","terrain":0.83},{"above_terrain":true,"airmass":2.79,"alt":20.89,"az":66.7,"t":"2041-07-28T21:35:00Z","terrain":0.9},{"above_terrain":true,"airmass":2.68,"alt":21.75,"az":67.4,"t":"2041-07-28T21:40:00Z","terrain":0.95},{"above_terrain":true,"airmass":2.59,"alt":22.62,"az":68.1,"t":"2041-07-28T21:45:00Z","terrain":0.99},{"above_terrain":true,"airmass":2.5,"alt":23.49,"az":68.8,"t":"2041-07-28T21:50:00Z","terrain":1.04},{"above_terrain":true,"airmass":2.41,"alt":24.36,"az":69.5,"t":"2041-07-28T21:55:00Z","terrain":1.13},{"above_terrain":true,"airmass":2.34,"alt":25.24,"az":70.1,"t":"2041-07-28T22:00:00Z","terrain":1.23},{"above_terrain":true,"airmass":2.26,"alt":26.12,"az":70.8,"t":"2041-07-28T22:05:00Z","terrain":1.25},{"above_terrain":true,"airmass":2.19,"alt":27.01,"az":71.5,"t":"2041-07-28T22:10:00Z","terrain":1.23},{"above_terrain":true,"airmass":2.13,"alt":27.9,"az":72.2,"t":"2041-07-28T22:15:00Z","terrain":1.16},{"above_terrain":true,"airmass":2.07,"alt":28.79,"az":72.9,"t":"2041-07-28T22:20:00Z","terrain":1.02},{"above_terrain":true,"airmass":2.01,"alt":29.68,"az":73.5,"t":"2041-07-28T22:25:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.96,"alt":30.58,"az":74.2,"t":"2041-07-28T22:30:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.91,"alt":31.49,"az":74.9,"t":"2041-07-28T22:35:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.86,"alt":32.39,"az":75.6,"t":"2041-07-28T22:40:00Z","terrain":0.68},{"above_terrain":true,"airmass":1.82,"alt":33.3,"az":76.3,"t":"2041-07-28T22:45:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.77,"alt":34.21,"az":77.0,"t":"2041-07-28T22:50:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.73,"alt":35.12,"az":77.7,"t":"2041-07-28T22:55:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.7,"alt":36.04,"az":78.4,"t":"2041-07-28T23:00:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.66,"alt":36.96,"az":79.1,"t":"2041-07-28T23:05:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.63,"alt":37.88,"az":79.8,"t":"2041-07-28T23:10:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.59,"alt":38.8,"az":80.5,"t":"2041-07-28T23:15:00Z","terrain":0.56},{"above_terrain":true,"airmass":1.56,"alt":39.72,"az":81.2,"t":"2041-07-28T23:20:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.53,"alt":40.65,"az":81.9,"t":"2041-07-28T23:25:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.5,"alt":41.58,"az":82.6,"t":"2041-07-28T23:30:00Z","terrain":0.59},{"above_terrain":true,"airmass":1.48,"alt":42.5,"az":83.4,"t":"2041-07-28T23:35:00Z","terrain":0.44},{"above_terrain":true,"airmass":1.45,"alt":43.44,"az":84.1,"t":"2041-07-28T23:40:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.43,"alt":44.37,"az":84.8,"t":"2041-07-28T23:45:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.41,"alt":45.3,"az":85.6,"t":"2041-07-28T23:50:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.38,"alt":46.23,"az":86.4,"t":"2041-07-28T23:55:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.36,"alt":47.17,"az":87.1,"t":"2041-07-29T00:00:00Z","terrain":0.05},{"above_terrain":true,"airmass":1.34,"alt":48.1,"az":87.9,"t":"2041-07-29T00:05:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.32,"alt":49.04,"az":88.7,"t":"2041-07-29T00:10:00Z","terrain":-0.16},{"above_terrain":true,"airmass":1.3,"alt":49.97,"az":89.5,"t":"2041-07-29T00:15:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.29,"alt":50.91,"az":90.4,"t":"2041-07-29T00:20:00Z","terrain":-0.17},{"above_terrain":true,"airmass":1.27,"alt":51.85,"az":91.2,"t":"2041-07-29T00:25:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.25,"alt":52.78,"az":92.1,"t":"2041-07-29T00:30:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.24,"alt":53.72,"az":93.0,"t":"2041-07-29T00:35:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.23,"alt":54.65,"az":93.9,"t":"2041-07-29T00:40:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.21,"alt":55.58,"az":94.8,"t":"2041-07-29T00:45:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.2,"alt":56.52,"az":95.8,"t":"2041-07-29T00:50:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.19,"alt":57.45,"az":96.8,"t":"2041-07-29T00:55:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.17,"alt":58.37,"az":97.8,"t":"2041-07-29T01:00:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.16,"alt":59.3,"az":98.9,"t":"2041-07-29T01:05:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.15,"alt":60.22,"az":100.0,"t":"2041-07-29T01:10:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.14,"alt":61.14,"az":101.1,"t":"2041-07-29T01:15:00Z","terrain":0.07},{"above_terrain":true,"airmass":1.13,"alt":62.06,"az":102.3,"t":"2041-07-29T01:20:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.12,"alt":62.97,"az":103.5,"t":"2041-07-29T01:25:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.11,"alt":63.88,"az":104.8,"t":"2041-07-29T01:30:00Z","terrain":-0.17},{"above_terrain":true,"airmass":1.1,"alt":64.78,"az":106.2,"t":"2041-07-29T01:35:00Z","terrain":-0.63},{"above_terrain":true,"airmass":1.1,"alt":65.68,"az":107.6,"t":"2041-07-29T01:40:00Z","terrain":-0.8},{"above_terrain":true,"airmass":1.09,"alt":66.57,"az":109.1,"t":"2041-07-29T01:45:00Z","terrain":-1.19},{"above_terrain":true,"airmass":1.08,"alt":67.45,"az":110.7,"t":"2041-07-29T01:50:00Z","terrain":-1.27},{"above_terrain":true,"airmass":1.08,"alt":68.32,"az":112.4,"t":"2041-07-29T01:55:00Z","terrain":-1.4},{"above_terrain":true,"airmass":1.07,"alt":69.18,"az":114.1,"t":"2041-07-29T02:00:00Z","terrain":-1.6},{"above_terrain":true,"airmass":1.06,"alt":70.02,"az":116.0,"t":"2041-07-29T02:05:00Z","terrain":-1.48},{"above_terrain":true,"airmass":1.06,"alt":70.86,"az":118.1,"t":"2041-07-29T02:10:00Z","terrain":-1.42},{"above_terrain":true,"airmass":1.05,"alt":71.68,"az":120.3,"t":"2041-07-29T02:15:00Z","terrain":-1.24},{"above_terrain":true,"airmass":1.05,"alt":72.47,"az":122.6,"t":"2041-07-29T02:20:00Z","terrain":-1.31},{"above_terrain":true,"airmass":1.04,"alt":73.25,"az":125.1,"t":"2041-07-29T02:25:00Z","terrain":-1.64},{"above_terrain":true,"airmass":1.04,"alt":74.0,"az":127.9,"t":"2041-07-29T02:30:00Z","terrain":-1.43},{"above_terrain":true,"airmass":1.04,"alt":74.73,"az":130.8,"t":"2041-07-29T02:35:00Z","terrain":-1.66},{"above_terrain":true,"airmass":1.03,"alt":75.42,"az":134.0,"t":"2041-07-29T02:40:00Z","terrain":-1.54},{"above_terrain":true,"airmass":1.03,"alt":76.07,"az":137.5,"t":"2041-07-29T02:45:00Z","terrain":-1.19},{"above_terrain":true,"airmass":1.03,"alt":76.68,"az":141.2,"t":"2041-07-29T02:50:00Z","terrain":-1.15},{"above_terrain":true,"airmass":1.02,"alt":77.24,"az":145.3,"t":"2041-07-29T02:55:00Z","terrain":-1.5},{"above_terrain":true,"airmass":1.02,"alt":77.75,"az":149.7,"t":"2041-07-29T03:00:00Z","terrain":-1.26},{"above_terrain":true,"airmass":1.02,"alt":78.18,"az":154.4,"t":"2041-07-29T03:05:00Z","terrain":-1.06},{"above_terrain":true,"airmass":1.02,"alt":78.55,"az":159.4,"t":"2041-07-29T03:10:00Z","terrain":-1.15},{"above_terrain":true,"airmass":1.02,"alt":78.84,"az":164.7,"t":"2041-07-29T03:15:00Z","terrain":-1.43},{"above_terrain":true,"airmass":1.02,"alt":79.04,"az":170.2,"t":"2041-07-29T03:20:00Z","terrain":-0.6},{"above_terrain":true,"airmass":1.02,"alt":79.16,"az":175.9,"t":"2041-07-29T03:25:00Z","terrain":-0.41},{"above_terrain":true,"airmass":1.02,"alt":79.18,"az":181.6,"t":"2041-07-29T03:30:00Z","terrain":-0.65},{"above_terrain":true,"airmass":1.02,"alt":79.1,"az":187.3,"t":"2041-07-29T03:35:00Z","terrain":-0.63},{"above_terrain":true,"airmass":1.02,"alt":78.94,"az":192.9,"t":"2041-07-29T03:40:00Z","terrain":-0.45},{"above_terrain":true,"airmass":1.02,"alt":78.69,"az":198.3,"t":"2041-07-29T03:45:00Z","terrain":-0.36},{"above_terrain":true,"airmass":1.02,"alt":78.35,"az":203.4,"t":"2041-07-29T03:50:00Z","terrain":-0.6},{"above_terrain":true,"airmass":1.02,"alt":77.94,"az":208.3,"t":"2041-07-29T03:55:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.02,"alt":77.47,"az":212.8,"t":"2041-07-29T04:00:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.03,"alt":76.93,"az":217.0,"t":"2041-07-29T04:05:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.03,"alt":76.34,"az":220.9,"t":"2041-07-29T04:10:00Z","terrain":1.14},{"above_terrain":true,"airmass":1.03,"alt":75.71,"az":224.5,"t":"2041-07-29T04:15:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.03,"alt":75.03,"az":227.8,"t":"2041-07-29T04:20:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.04,"alt":74.32,"az":230.9,"t":"2041-07-29T04:25:00Z","terrain":0.91},{"above_terrain":true,"airmass":1.04,"alt":73.58,"az":233.7,"t":"2041-07-29T04:30:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.05,"alt":72.81,"az":236.3,"t":"2041-07-29T04:35:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.05,"alt":72.02,"az":238.8,"t":"2041-07-29T04:40:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.06,"alt":71.21,"az":241.0,"t":"2041-07-29T04:45:00Z","terrain":0.74},{"above_terrain":true,"airmass":1.06,"alt":70.39,"az":243.1,"t":"2041-07-29T04:50:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.07,"alt":69.55,"az":245.0,"t":"2041-07-29T04:55:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.07,"alt":68.69,"az":246.9,"t":"2041-07-29T05:00:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.08,"alt":67.82,"az":248.6,"t":"2041-07-29T05:05:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.09,"alt":66.95,"az":250.2,"t":"2041-07-29T05:10:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.09,"alt":66.06,"az":251.8,"t":"2041-07-29T05:15:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.1,"alt":65.17,"az":253.2,"t":"2041-07-29T05:20:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.11,"alt":64.27,"az":254.6,"t":"2041-07-29T05:25:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.12,"alt":63.37,"az":255.9,"t":"2041-07-29T05:30:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.13,"alt":62.46,"az":257.2,"t":"2041-07-29T05:35:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.14,"alt":61.54,"az":258.4,"t":"2041-07-29T05:40:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.15,"alt":60.62,"az":259.5,"t":"2041-07-29T05:45:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.16,"alt":59.7,"az":260.7,"t":"2041-07-29T05:50:00Z","terrain":0.74},{"above_terrain":true,"airmass":1.17,"alt":58.78,"az":261.7,"t":"2041-07-29T05:55:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.18,"alt":57.85,"az":262.8,"t":"2041-07-29T06:00:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.19,"alt":56.92,"az":263.8,"t":"2041-07-29T06:05:00Z","terrain":0.59},{"above_terrain":true,"airmass":1.21,"alt":55.99,"az":264.8,"t":"2041-07-29T06:10:00Z","terrain":0.42},{"above_terrain":true,"airmass":1.22,"alt":55.05,"az":265.7,"t":"2041-07-29T06:15:00Z","terrain":0.45},{"above_terrain":true,"airmass":1.23,"alt":54.12,"az":266.6,"t":"2041-07-29T06:20:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.25,"alt":53.19,"az":267.5,"t":"2041-07-29T06:25:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.26,"alt":52.25,"az":268.4,"t":"2041-07-29T06:30:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.28,"alt":51.31,"az":269.3,"t":"2041-07-29T06:35:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.3,"alt":50.38,"az":270.1,"t":"2041-07-29T06:40:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.31,"alt":49.44,"az":270.9,"t":"2041-07-29T06:45:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.33,"alt":48.51,"az":271.7,"t":"2041-07-29T06:50:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.35,"alt":47.57,"az":272.5,"t":"2041-07-29T06:55:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.37,"alt":46.64,"az":273.3,"t":"2041-07-29T07:00:00Z","terrain":0.09},{"above_terrain":true,"airmass":1.4,"alt":45.7,"az":274.1,"t":"2041-07-29T07:05:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.42,"alt":44.77,"az":274.8,"t":"2041-07-29T07:10:00Z","terrain":0.07},{"above_terrain":true,"airmass":1.44,"alt":43.84,"az":275.6,"t":"2041-07-29T07:15:00Z","terrain":0.03},{"above_terrain":true,"airmass":1.47,"alt":42.91,"az":276.3,"t":"2041-07-29T07:20:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.49,"alt":41.98,"az":277.1,"t":"2041-07-29T07:25:00Z","terrain":-0.14},{"above_terrain":true,"airmass":1.52,"alt":41.05,"az":277.8,"t":"2041-07-29T07:30:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.55,"alt":40.12,"az":278.5,"t":"2041-07-29T07:35:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.58,"alt":39.2,"az":279.2,"t":"2041-07-29T07:40:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.61,"alt":38.28,"az":279.9,"t":"2041-07-29T07:45:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.65,"alt":37.35,"az":280.6,"t":"2041-07-29T07:50:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.68,"alt":36.44,"az":281.3,"t":"2041-07-29T07:55:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.72,"alt":35.52,"az":282.0,"t":"2041-07-29T08:00:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.76,"alt":34.6,"az":282.7,"t":"2041-07-29T08:05:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.8,"alt":33.69,"az":283.4,"t":"2041-07-29T08:10:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.84,"alt":32.78,"az":284.1,"t":"2041-07-29T08:15:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.89,"alt":31.88,"az":284.8,"t":"2041-07-29T08:20:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.94,"alt":30.97,"az":285.5,"t":"2041-07-29T08:25:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.99,"alt":30.07,"az":286.2,"t":"2041-07-29T08:30:00Z","terrain":0.24},{"above_terrain":true,"airmass":2.05,"alt":29.18,"az":286.8,"t":"2041-07-29T08:35:00Z","terrain":0.35},{"above_terrain":true,"airmass":2.1,"alt":28.28,"az":287.5,"t":"2041-07-29T08:40:00Z","terrain":0.27},{"above_terrain":true,"airmass":2.17,"alt":27.39,"az":288.2,"t":"2041-07-29T08:45:00Z","terrain":0.17},{"above_terrain":true,"airmass":2.23,"alt":26.5,"az":288.9,"t":"2041-07-29T08:50:00Z","terrain":0.18},{"above_terrain":true,"airmass":2.3,"alt":25.62,"az":289.6,"t":"2041-07-29T08:55:00Z","terrain":0.24},{"above_terrain":true,"airmass":2.38,"alt":24.74,"az":290.3,"t":"2041-07-29T09:00:00Z","terrain":0.34}],"transit":{"airmass":1.02,"alt":79.2,"az":181.6,"t":"2041-07-29T03:30:00Z"},"usable_hours":3.83,"verdict":"marginal","zenith_passage":false},"warnings":["No cloud data for this night (beyond the 4-day forecast, or not yet in the archive) \u2014 the score is geometry only."]}