{"assessment":{"best_window":{"end":"2029-01-30T20:25Z","end_local":"22:25","hours":3.25,"label":"good","mean_quality":0.75,"start":"2029-01-30T17:10Z","start_local":"19:10"},"cost":{"altitude":7.75,"clouds":0.0,"darkness":1.33,"moon":0.68},"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":76,"cloud":null,"high":null,"iso":"2029-01-30T16:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-2,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"18:00","wind":null},{"alt":66,"cloud":null,"high":null,"iso":"2029-01-30T17:00Z","label":"marginal","low":null,"mid":null,"moon_alt":8,"precip":null,"q":0.43,"rh":null,"sky":"astronomical twilight","temp":null,"time":"19:00","wind":null},{"alt":55,"cloud":null,"high":null,"iso":"2029-01-30T18:00Z","label":"good","low":null,"mid":null,"moon_alt":19,"precip":null,"q":0.81,"rh":null,"sky":"night","temp":null,"time":"20:00","wind":null},{"alt":44,"cloud":null,"high":null,"iso":"2029-01-30T19:00Z","label":"good","low":null,"mid":null,"moon_alt":30,"precip":null,"q":0.73,"rh":null,"sky":"night","temp":null,"time":"21:00","wind":null},{"alt":33,"cloud":null,"high":null,"iso":"2029-01-30T20:00Z","label":"good","low":null,"mid":null,"moon_alt":40,"precip":null,"q":0.65,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":23,"cloud":null,"high":null,"iso":"2029-01-30T21:00Z","label":"marginal","low":null,"mid":null,"moon_alt":49,"precip":null,"q":0.39,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":12,"cloud":null,"high":null,"iso":"2029-01-30T22:00Z","label":"unusable","low":null,"mid":null,"moon_alt":56,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":3,"cloud":null,"high":null,"iso":"2029-01-30T23:00Z","label":"unusable","low":null,"mid":null,"moon_alt":59,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":-5,"cloud":null,"high":null,"iso":"2029-01-31T00:00Z","label":"unusable","low":null,"mid":null,"moon_alt":57,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":-11,"cloud":null,"high":null,"iso":"2029-01-31T01:00Z","label":"unusable","low":null,"mid":null,"moon_alt":51,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":-16,"cloud":null,"high":null,"iso":"2029-01-31T02:00Z","label":"unusable","low":null,"mid":null,"moon_alt":42,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":-17,"cloud":null,"high":null,"iso":"2029-01-31T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":32,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":-17,"cloud":null,"high":null,"iso":"2029-01-31T04:00Z","label":"unusable","low":null,"mid":null,"moon_alt":21,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"06:00","wind":null},{"alt":-13,"cloud":null,"high":null,"iso":"2029-01-31T05:00Z","label":"unusable","low":null,"mid":null,"moon_alt":10,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"07:00","wind":null}],"peak_quality":0.85,"peak_sky":0.85,"quality_hours":3.11,"reasons":["the target being low or below 20\u00b0 cost 7.7 quality-hours","daylight and twilight cost 1.3 quality-hours","moonlight cost 0.7 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":66,"score_weather":null,"sky_hours":3.11,"verdict":"unknown","verdict_astronomy":"marginal","weather_known":false,"windows":[{"end":"2029-01-30T16:05Z","end_local":"18:05","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2029-01-30T15:30Z","start_local":"17:30"},{"end":"2029-01-30T16:40Z","end_local":"18:40","hours":0.58,"label":"poor","mean_quality":0.14,"start":"2029-01-30T16:05Z","start_local":"18:05"},{"end":"2029-01-30T17:10Z","end_local":"19:10","hours":0.5,"label":"marginal","mean_quality":0.43,"start":"2029-01-30T16:40Z","start_local":"18:40"},{"end":"2029-01-30T20:25Z","end_local":"22:25","hours":3.25,"label":"good","mean_quality":0.75,"start":"2029-01-30T17:10Z","start_local":"19:10"},{"end":"2029-01-30T21:15Z","end_local":"23:15","hours":0.83,"label":"marginal","mean_quality":0.46,"start":"2029-01-30T20:25Z","start_local":"22:25"},{"end":"2029-01-31T05:35Z","end_local":"07:35","hours":8.33,"label":"unusable","mean_quality":0.0,"start":"2029-01-30T21:15Z","start_local":"23:15"}]},"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":"2029-01-30T17:09:49Z","dark_hours":10.81,"dark_to":"2029-01-31T03:58:36Z","moon":{"illumination":0.993,"phase":"full moon","waxing":false},"moon_free_dark_hours":0.0,"moonrise":"2029-01-30T16:11:51Z","moonset":"2029-01-31T05:52:46Z","sunrise":"2029-01-31T05:34:02Z","sunset":"2029-01-30T15:34:10Z","twilight":{"astronomical":{"end":"2029-01-30T17:09:49Z","start":"2029-01-31T03:58:36Z"},"civil":{"end":"2029-01-30T16:03:44Z","start":"2029-01-31T05:04:32Z"},"nautical":{"end":"2029-01-30T16:37:07Z","start":"2029-01-31T04:31:14Z"}},"window_end":"2029-01-31T10:00:00Z","window_start":"2029-01-30T10:00:00Z"},"night_date":"2029-01-30","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.11,"alt":64.7,"t":"2029-01-30T17:10:00Z"},"dec":30.66017511,"dec_of_date":30.8085,"dec_str":"+30\u00b0 39' 36.6\"","good_hours":3.17,"limit_rise":"2029-01-31T09:13:30Z","limit_set":"2029-01-30T21:14:30Z","max_az_rate_deg_per_min":1.14,"moon_separation":107.4,"never_rises":false,"ra":23.46206906,"ra_of_date":23.8733,"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":"3.2 dark hours above 30\u00b0 \u2014 a proper target for this night.","terrain":{"available":true,"behind_at":"2029-01-30T23:20:58Z","blocked_dark_hours":0,"clears_at":"2029-01-31T07:09:14Z","rise_az":71.9},"track":[{"above_terrain":true,"airmass":2.16,"alt":27.43,"az":71.9,"t":"2029-01-30T10:00:00Z","terrain":1.21},{"above_terrain":true,"airmass":2.1,"alt":28.33,"az":72.6,"t":"2029-01-30T10:05:00Z","terrain":1.07},{"above_terrain":true,"airmass":2.04,"alt":29.22,"az":73.3,"t":"2029-01-30T10:10:00Z","terrain":0.92},{"above_terrain":true,"airmass":1.99,"alt":30.12,"az":74.0,"t":"2029-01-30T10:15:00Z","terrain":0.74},{"above_terrain":true,"airmass":1.94,"alt":31.02,"az":74.6,"t":"2029-01-30T10:20:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.89,"alt":31.92,"az":75.3,"t":"2029-01-30T10:25:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.84,"alt":32.83,"az":76.0,"t":"2029-01-30T10:30:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.8,"alt":33.74,"az":76.7,"t":"2029-01-30T10:35:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.76,"alt":34.65,"az":77.4,"t":"2029-01-30T10:40:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.72,"alt":35.57,"az":78.1,"t":"2029-01-30T10:45:00Z","terrain":0.62},{"above_terrain":true,"airmass":1.68,"alt":36.48,"az":78.8,"t":"2029-01-30T10:50:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.64,"alt":37.4,"az":79.5,"t":"2029-01-30T10:55:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.61,"alt":38.32,"az":80.2,"t":"2029-01-30T11:00:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.58,"alt":39.25,"az":80.9,"t":"2029-01-30T11:05:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.55,"alt":40.17,"az":81.6,"t":"2029-01-30T11:10:00Z","terrain":0.76},{"above_terrain":true,"airmass":1.52,"alt":41.1,"az":82.3,"t":"2029-01-30T11:15:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.49,"alt":42.03,"az":83.1,"t":"2029-01-30T11:20:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.47,"alt":42.96,"az":83.8,"t":"2029-01-30T11:25:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.44,"alt":43.89,"az":84.6,"t":"2029-01-30T11:30:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.42,"alt":44.82,"az":85.3,"t":"2029-01-30T11:35:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.39,"alt":45.75,"az":86.1,"t":"2029-01-30T11:40:00Z","terrain":0.16},{"above_terrain":true,"airmass":1.37,"alt":46.69,"az":86.8,"t":"2029-01-30T11:45:00Z","terrain":0.09},{"above_terrain":true,"airmass":1.35,"alt":47.62,"az":87.6,"t":"2029-01-30T11:50:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.33,"alt":48.56,"az":88.4,"t":"2029-01-30T11:55:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.31,"alt":49.49,"az":89.2,"t":"2029-01-30T12:00:00Z","terrain":-0.2},{"above_terrain":true,"airmass":1.3,"alt":50.43,"az":90.1,"t":"2029-01-30T12:05:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.28,"alt":51.37,"az":90.9,"t":"2029-01-30T12:10:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.26,"alt":52.3,"az":91.8,"t":"2029-01-30T12:15:00Z","terrain":0.06},{"above_terrain":true,"airmass":1.25,"alt":53.24,"az":92.7,"t":"2029-01-30T12:20:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.23,"alt":54.17,"az":93.6,"t":"2029-01-30T12:25:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.22,"alt":55.11,"az":94.5,"t":"2029-01-30T12:30:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.2,"alt":56.04,"az":95.4,"t":"2029-01-30T12:35:00Z","terrain":0.45},{"above_terrain":true,"airmass":1.19,"alt":56.97,"az":96.4,"t":"2029-01-30T12:40:00Z","terrain":0.62},{"above_terrain":true,"airmass":1.18,"alt":57.9,"az":97.4,"t":"2029-01-30T12:45:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.17,"alt":58.83,"az":98.5,"t":"2029-01-30T12:50:00Z","terrain":0.59},{"above_terrain":true,"airmass":1.16,"alt":59.75,"az":99.5,"t":"2029-01-30T12:55:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.15,"alt":60.67,"az":100.7,"t":"2029-01-30T13:00:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.14,"alt":61.59,"az":101.8,"t":"2029-01-30T13:05:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.13,"alt":62.5,"az":103.0,"t":"2029-01-30T13:10:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.12,"alt":63.41,"az":104.3,"t":"2029-01-30T13:15:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.11,"alt":64.32,"az":105.6,"t":"2029-01-30T13:20:00Z","terrain":-0.49},{"above_terrain":true,"airmass":1.1,"alt":65.21,"az":107.0,"t":"2029-01-30T13:25:00Z","terrain":-0.62},{"above_terrain":true,"airmass":1.09,"alt":66.11,"az":108.5,"t":"2029-01-30T13:30:00Z","terrain":-1.06},{"above_terrain":true,"airmass":1.09,"alt":66.99,"az":110.0,"t":"2029-01-30T13:35:00Z","terrain":-1.16},{"above_terrain":true,"airmass":1.08,"alt":67.86,"az":111.7,"t":"2029-01-30T13:40:00Z","terrain":-1.36},{"above_terrain":true,"airmass":1.07,"alt":68.73,"az":113.4,"t":"2029-01-30T13:45:00Z","terrain":-1.51},{"above_terrain":true,"airmass":1.07,"alt":69.58,"az":115.3,"t":"2029-01-30T13:50:00Z","terrain":-1.5},{"above_terrain":true,"airmass":1.06,"alt":70.42,"az":117.2,"t":"2029-01-30T13:55:00Z","terrain":-1.58},{"above_terrain":true,"airmass":1.06,"alt":71.25,"az":119.3,"t":"2029-01-30T14:00:00Z","terrain":-1.4},{"above_terrain":true,"airmass":1.05,"alt":72.05,"az":121.6,"t":"2029-01-30T14:05:00Z","terrain":-1.21},{"above_terrain":true,"airmass":1.05,"alt":72.84,"az":124.0,"t":"2029-01-30T14:10:00Z","terrain":-1.49},{"above_terrain":true,"airmass":1.04,"alt":73.6,"az":126.7,"t":"2029-01-30T14:15:00Z","terrain":-1.56},{"above_terrain":true,"airmass":1.04,"alt":74.34,"az":129.5,"t":"2029-01-30T14:20:00Z","terrain":-1.35},{"above_terrain":true,"airmass":1.03,"alt":75.04,"az":132.6,"t":"2029-01-30T14:25:00Z","terrain":-1.65},{"above_terrain":true,"airmass":1.03,"alt":75.71,"az":135.9,"t":"2029-01-30T14:30:00Z","terrain":-1.2},{"above_terrain":true,"airmass":1.03,"alt":76.34,"az":139.6,"t":"2029-01-30T14:35:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.03,"alt":76.93,"az":143.5,"t":"2029-01-30T14:40:00Z","terrain":-1.35},{"above_terrain":true,"airmass":1.02,"alt":77.46,"az":147.7,"t":"2029-01-30T14:45:00Z","terrain":-1.4},{"above_terrain":true,"airmass":1.02,"alt":77.92,"az":152.3,"t":"2029-01-30T14:50:00Z","terrain":-1.17},{"above_terrain":true,"airmass":1.02,"alt":78.33,"az":157.1,"t":"2029-01-30T14:55:00Z","terrain":-1.09},{"above_terrain":true,"airmass":1.02,"alt":78.65,"az":162.3,"t":"2029-01-30T15:00:00Z","terrain":-1.37},{"above_terrain":true,"airmass":1.02,"alt":78.89,"az":167.6,"t":"2029-01-30T15:05:00Z","terrain":-1.03},{"above_terrain":true,"airmass":1.02,"alt":79.05,"az":173.2,"t":"2029-01-30T15:10:00Z","terrain":-0.49},{"above_terrain":true,"airmass":1.02,"alt":79.11,"az":178.9,"t":"2029-01-30T15:15:00Z","terrain":-0.42},{"above_terrain":true,"airmass":1.02,"alt":79.09,"az":184.6,"t":"2029-01-30T15:20:00Z","terrain":-0.6},{"above_terrain":true,"airmass":1.02,"alt":78.96,"az":190.2,"t":"2029-01-30T15:25:00Z","terrain":-0.54},{"above_terrain":true,"airmass":1.02,"alt":78.75,"az":195.7,"t":"2029-01-30T15:30:00Z","terrain":-0.58},{"above_terrain":true,"airmass":1.02,"alt":78.46,"az":200.9,"t":"2029-01-30T15:35:00Z","terrain":-0.5},{"above_terrain":true,"airmass":1.02,"alt":78.09,"az":205.9,"t":"2029-01-30T15:40:00Z","terrain":0.05},{"above_terrain":true,"airmass":1.02,"alt":77.65,"az":210.6,"t":"2029-01-30T15:45:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.03,"alt":77.14,"az":214.9,"t":"2029-01-30T15:50:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.03,"alt":76.58,"az":219.0,"t":"2029-01-30T15:55:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.03,"alt":75.96,"az":222.7,"t":"2029-01-30T16:00:00Z","terrain":0.84},{"above_terrain":true,"airmass":1.03,"alt":75.31,"az":226.1,"t":"2029-01-30T16:05:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.04,"alt":74.62,"az":229.3,"t":"2029-01-30T16:10:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.04,"alt":73.89,"az":232.2,"t":"2029-01-30T16:15:00Z","terrain":0.87},{"above_terrain":true,"airmass":1.04,"alt":73.14,"az":235.0,"t":"2029-01-30T16:20:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.05,"alt":72.36,"az":237.5,"t":"2029-01-30T16:25:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.05,"alt":71.56,"az":239.8,"t":"2029-01-30T16:30:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.06,"alt":70.74,"az":242.0,"t":"2029-01-30T16:35:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.06,"alt":69.91,"az":244.0,"t":"2029-01-30T16:40:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.07,"alt":69.06,"az":245.9,"t":"2029-01-30T16:45:00Z","terrain":1.16},{"above_terrain":true,"airmass":1.08,"alt":68.2,"az":247.7,"t":"2029-01-30T16:50:00Z","terrain":0.73},{"above_terrain":true,"airmass":1.08,"alt":67.33,"az":249.3,"t":"2029-01-30T16:55:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.09,"alt":66.45,"az":250.9,"t":"2029-01-30T17:00:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.1,"alt":65.56,"az":252.4,"t":"2029-01-30T17:05:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.11,"alt":64.67,"az":253.8,"t":"2029-01-30T17:10:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.11,"alt":63.77,"az":255.2,"t":"2029-01-30T17:15:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.12,"alt":62.86,"az":256.5,"t":"2029-01-30T17:20:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.13,"alt":61.95,"az":257.7,"t":"2029-01-30T17:25:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.14,"alt":61.03,"az":258.9,"t":"2029-01-30T17:30:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.15,"alt":60.11,"az":260.0,"t":"2029-01-30T17:35:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.16,"alt":59.19,"az":261.1,"t":"2029-01-30T17:40:00Z","terrain":0.86},{"above_terrain":true,"airmass":1.18,"alt":58.26,"az":262.2,"t":"2029-01-30T17:45:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.19,"alt":57.33,"az":263.2,"t":"2029-01-30T17:50:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.2,"alt":56.4,"az":264.2,"t":"2029-01-30T17:55:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.21,"alt":55.47,"az":265.2,"t":"2029-01-30T18:00:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.23,"alt":54.54,"az":266.1,"t":"2029-01-30T18:05:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.24,"alt":53.6,"az":267.0,"t":"2029-01-30T18:10:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.26,"alt":52.67,"az":267.9,"t":"2029-01-30T18:15:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.27,"alt":51.73,"az":268.8,"t":"2029-01-30T18:20:00Z","terrain":0.73},{"above_terrain":true,"airmass":1.29,"alt":50.8,"az":269.6,"t":"2029-01-30T18:25:00Z","terrain":0.84},{"above_terrain":true,"airmass":1.31,"alt":49.86,"az":270.4,"t":"2029-01-30T18:30:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.33,"alt":48.92,"az":271.3,"t":"2029-01-30T18:35:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.34,"alt":47.99,"az":272.1,"t":"2029-01-30T18:40:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.36,"alt":47.05,"az":272.9,"t":"2029-01-30T18:45:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.39,"alt":46.12,"az":273.6,"t":"2029-01-30T18:50:00Z","terrain":0.03},{"above_terrain":true,"airmass":1.41,"alt":45.18,"az":274.4,"t":"2029-01-30T18:55:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.43,"alt":44.25,"az":275.2,"t":"2029-01-30T19:00:00Z","terrain":0.07},{"above_terrain":true,"airmass":1.46,"alt":43.32,"az":275.9,"t":"2029-01-30T19:05:00Z","terrain":0.0},{"above_terrain":true,"airmass":1.48,"alt":42.39,"az":276.6,"t":"2029-01-30T19:10:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.51,"alt":41.46,"az":277.4,"t":"2029-01-30T19:15:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.54,"alt":40.53,"az":278.1,"t":"2029-01-30T19:20:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.57,"alt":39.61,"az":278.8,"t":"2029-01-30T19:25:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.6,"alt":38.68,"az":279.5,"t":"2029-01-30T19:30:00Z","terrain":-0.08},{"above_terrain":true,"airmass":1.63,"alt":37.76,"az":280.2,"t":"2029-01-30T19:35:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.66,"alt":36.84,"az":280.9,"t":"2029-01-30T19:40:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.7,"alt":35.92,"az":281.6,"t":"2029-01-30T19:45:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.74,"alt":35.01,"az":282.3,"t":"2029-01-30T19:50:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.78,"alt":34.09,"az":283.0,"t":"2029-01-30T19:55:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.82,"alt":33.18,"az":283.7,"t":"2029-01-30T20:00:00Z","terrain":0.08},{"above_terrain":true,"airmass":1.87,"alt":32.28,"az":284.4,"t":"2029-01-30T20:05:00Z","terrain":0.16},{"above_terrain":true,"airmass":1.92,"alt":31.37,"az":285.1,"t":"2029-01-30T20:10:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.97,"alt":30.47,"az":285.8,"t":"2029-01-30T20:15:00Z","terrain":0.22},{"above_terrain":true,"airmass":2.02,"alt":29.57,"az":286.5,"t":"2029-01-30T20:20:00Z","terrain":0.29},{"above_terrain":true,"airmass":2.08,"alt":28.67,"az":287.1,"t":"2029-01-30T20:25:00Z","terrain":0.34},{"above_terrain":true,"airmass":2.14,"alt":27.78,"az":287.8,"t":"2029-01-30T20:30:00Z","terrain":0.21},{"above_terrain":true,"airmass":2.2,"alt":26.89,"az":288.5,"t":"2029-01-30T20:35:00Z","terrain":0.18},{"above_terrain":true,"airmass":2.27,"alt":26.01,"az":289.2,"t":"2029-01-30T20:40:00Z","terrain":0.2},{"above_terrain":true,"airmass":2.35,"alt":25.12,"az":289.9,"t":"2029-01-30T20:45:00Z","terrain":0.28},{"above_terrain":true,"airmass":2.42,"alt":24.25,"az":290.6,"t":"2029-01-30T20:50:00Z","terrain":0.4},{"above_terrain":true,"airmass":2.51,"alt":23.37,"az":291.2,"t":"2029-01-30T20:55:00Z","terrain":0.5},{"above_terrain":true,"airmass":2.6,"alt":22.5,"az":291.9,"t":"2029-01-30T21:00:00Z","terrain":0.55},{"above_terrain":true,"airmass":2.7,"alt":21.63,"az":292.6,"t":"2029-01-30T21:05:00Z","terrain":0.38},{"above_terrain":true,"airmass":2.8,"alt":20.77,"az":293.3,"t":"2029-01-30T21:10:00Z","terrain":0.27},{"above_terrain":true,"airmass":2.91,"alt":19.92,"az":294.0,"t":"2029-01-30T21:15:00Z","terrain":0.25},{"above_terrain":true,"airmass":3.04,"alt":19.06,"az":294.7,"t":"2029-01-30T21:20:00Z","terrain":0.24},{"above_terrain":true,"airmass":3.17,"alt":18.22,"az":295.4,"t":"2029-01-30T21:25:00Z","terrain":0.27},{"above_terrain":true,"airmass":3.32,"alt":17.37,"az":296.1,"t":"2029-01-30T21:30:00Z","terrain":0.32},{"above_terrain":true,"airmass":3.48,"alt":16.53,"az":296.8,"t":"2029-01-30T21:35:00Z","terrain":0.27},{"above_terrain":true,"airmass":3.65,"alt":15.7,"az":297.5,"t":"2029-01-30T21:40:00Z","terrain":0.19},{"above_terrain":true,"airmass":3.84,"alt":14.87,"az":298.2,"t":"2029-01-30T21:45:00Z","terrain":0.13},{"above_terrain":true,"airmass":4.06,"alt":14.05,"az":299.0,"t":"2029-01-30T21:50:00Z","terrain":0.17},{"above_terrain":true,"airmass":4.29,"alt":13.24,"az":299.7,"t":"2029-01-30T21:55:00Z","terrain":0.31},{"above_terrain":true,"airmass":4.56,"alt":12.43,"az":300.4,"t":"2029-01-30T22:00:00Z","terrain":0.35},{"above_terrain":true,"airmass":4.85,"alt":11.62,"az":301.1,"t":"2029-01-30T22:05:00Z","terrain":0.29},{"above_terrain":true,"airmass":5.19,"alt":10.82,"az":301.9,"t":"2029-01-30T22:10:00Z","terrain":0.11},{"above_terrain":true,"airmass":5.57,"alt":10.03,"az":302.6,"t":"2029-01-30T22:15:00Z","terrain":-0.11},{"above_terrain":true,"airmass":6.01,"alt":9.25,"az":303.4,"t":"2029-01-30T22:20:00Z","terrain":-0.18},{"above_terrain":true,"airmass":6.51,"alt":8.47,"az":304.1,"t":"2029-01-30T22:25:00Z","terrain":-0.12},{"above_terrain":true,"airmass":7.1,"alt":7.7,"az":304.9,"t":"2029-01-30T22:30:00Z","terrain":-0.27},{"above_terrain":true,"airmass":7.79,"alt":6.93,"az":305.6,"t":"2029-01-30T22:35:00Z","terrain":-0.21},{"above_terrain":true,"airmass":8.62,"alt":6.18,"az":306.4,"t":"2029-01-30T22:40:00Z","terrain":-0.03},{"above_terrain":true,"airmass":9.63,"alt":5.43,"az":307.2,"t":"2029-01-30T22:45:00Z","terrain":0.21},{"above_terrain":true,"airmass":10.87,"alt":4.68,"az":308.0,"t":"2029-01-30T22:50:00Z","terrain":0.32},{"above_terrain":true,"airmass":12.42,"alt":3.95,"az":308.8,"t":"2029-01-30T22:55:00Z","terrain":0.21},{"above_terrain":true,"airmass":14.41,"alt":3.23,"az":309.6,"t":"2029-01-30T23:00:00Z","terrain":0.2},{"above_terrain":true,"airmass":17.02,"alt":2.51,"az":310.4,"t":"2029-01-30T23:05:00Z","terrain":0.27},{"above_terrain":true,"airmass":20.56,"alt":1.8,"az":311.2,"t":"2029-01-30T23:10:00Z","terrain":0.32},{"above_terrain":true,"airmass":25.47,"alt":1.1,"az":312.0,"t":"2029-01-30T23:15:00Z","terrain":0.14},{"above_terrain":true,"airmass":32.44,"alt":0.41,"az":312.8,"t":"2029-01-30T23:20:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-0.27,"az":313.6,"t":"2029-01-30T23:25:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-0.95,"az":314.5,"t":"2029-01-30T23:30:00Z","terrain":0.51},{"above_terrain":false,"airmass":null,"alt":-1.61,"az":315.3,"t":"2029-01-30T23:35:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-2.26,"az":316.2,"t":"2029-01-30T23:40:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-2.91,"az":317.1,"t":"2029-01-30T23:45:00Z","terrain":0.3},{"above_terrain":false,"airmass":null,"alt":-3.54,"az":317.9,"t":"2029-01-30T23:50:00Z","terrain":0.33},{"above_terrain":false,"airmass":null,"alt":-4.16,"az":318.8,"t":"2029-01-30T23:55:00Z","terrain":-0.05},{"above_terrain":false,"airmass":null,"alt":-4.77,"az":319.7,"t":"2029-01-31T00:00:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-5.37,"az":320.6,"t":"2029-01-31T00:05:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-5.96,"az":321.5,"t":"2029-01-31T00:10:00Z","terrain":0.0},{"above_terrain":false,"airmass":null,"alt":-6.54,"az":322.4,"t":"2029-01-31T00:15:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-7.1,"az":323.3,"t":"2029-01-31T00:20:00Z","terrain":-0.02},{"above_terrain":false,"airmass":null,"alt":-7.65,"az":324.3,"t":"2029-01-31T00:25:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-8.19,"az":325.2,"t":"2029-01-31T00:30:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-8.72,"az":326.2,"t":"2029-01-31T00:35:00Z","terrain":-0.26},{"above_terrain":false,"airmass":null,"alt":-9.24,"az":327.1,"t":"2029-01-31T00:40:00Z","terrain":-0.37},{"above_terrain":false,"airmass":null,"alt":-9.74,"az":328.1,"t":"2029-01-31T00:45:00Z","terrain":-0.22},{"above_terrain":false,"airmass":null,"alt":-10.23,"az":329.1,"t":"2029-01-31T00:50:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-10.7,"az":330.0,"t":"2029-01-31T00:55:00Z","terrain":-0.35},{"above_terrain":false,"airmass":null,"alt":-11.16,"az":331.0,"t":"2029-01-31T01:00:00Z","terrain":-0.38},{"above_terrain":false,"airmass":null,"alt":-11.61,"az":332.0,"t":"2029-01-31T01:05:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-12.04,"az":333.0,"t":"2029-01-31T01:10:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-12.46,"az":334.1,"t":"2029-01-31T01:15:00Z","terrain":-0.25},{"above_terrain":false,"airmass":null,"alt":-12.86,"az":335.1,"t":"2029-01-31T01:20:00Z","terrain":-0.61},{"above_terrain":false,"airmass":null,"alt":-13.24,"az":336.1,"t":"2029-01-31T01:25:00Z","terrain":-0.82},{"above_terrain":false,"airmass":null,"alt":-13.62,"az":337.1,"t":"2029-01-31T01:30:00Z","terrain":-0.69},{"above_terrain":false,"airmass":null,"alt":-13.97,"az":338.2,"t":"2029-01-31T01:35:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-14.31,"az":339.2,"t":"2029-01-31T01:40:00Z","terrain":-0.7},{"above_terrain":false,"airmass":null,"alt":-14.64,"az":340.3,"t":"2029-01-31T01:45:00Z","terrain":-0.5},{"above_terrain":false,"airmass":null,"alt":-14.94,"az":341.4,"t":"2029-01-31T01:50:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-15.23,"az":342.4,"t":"2029-01-31T01:55:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-15.51,"az":343.5,"t":"2029-01-31T02:00:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-15.76,"az":344.6,"t":"2029-01-31T02:05:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-16.0,"az":345.7,"t":"2029-01-31T02:10:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-16.23,"az":346.8,"t":"2029-01-31T02:15:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-16.43,"az":347.9,"t":"2029-01-31T02:20:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-16.62,"az":349.0,"t":"2029-01-31T02:25:00Z","terrain":0.0},{"above_terrain":false,"airmass":null,"alt":-16.79,"az":350.1,"t":"2029-01-31T02:30:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-16.94,"az":351.2,"t":"2029-01-31T02:35:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-17.07,"az":352.3,"t":"2029-01-31T02:40:00Z","terrain":0.35},{"above_terrain":false,"airmass":null,"alt":-17.19,"az":353.5,"t":"2029-01-31T02:45:00Z","terrain":0.56},{"above_terrain":false,"airmass":null,"alt":-17.29,"az":354.6,"t":"2029-01-31T02:50:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-17.37,"az":355.7,"t":"2029-01-31T02:55:00Z","terrain":0.71},{"above_terrain":false,"airmass":null,"alt":-17.43,"az":356.8,"t":"2029-01-31T03:00:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-17.47,"az":358.0,"t":"2029-01-31T03:05:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-17.49,"az":359.1,"t":"2029-01-31T03:10:00Z","terrain":0.61},{"above_terrain":false,"airmass":null,"alt":-17.5,"az":0.2,"t":"2029-01-31T03:15:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-17.49,"az":1.4,"t":"2029-01-31T03:20:00Z","terrain":0.28},{"above_terrain":false,"airmass":null,"alt":-17.45,"az":2.5,"t":"2029-01-31T03:25:00Z","terrain":-0.0},{"above_terrain":false,"airmass":null,"alt":-17.4,"az":3.6,"t":"2029-01-31T03:30:00Z","terrain":-0.22},{"above_terrain":false,"airmass":null,"alt":-17.34,"az":4.7,"t":"2029-01-31T03:35:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-17.25,"az":5.9,"t":"2029-01-31T03:40:00Z","terrain":-0.57},{"above_terrain":false,"airmass":null,"alt":-17.15,"az":7.0,"t":"2029-01-31T03:45:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-17.02,"az":8.1,"t":"2029-01-31T03:50:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-16.88,"az":9.2,"t":"2029-01-31T03:55:00Z","terrain":-0.65},{"above_terrain":false,"airmass":null,"alt":-16.72,"az":10.3,"t":"2029-01-31T04:00:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-16.55,"az":11.4,"t":"2029-01-31T04:05:00Z","terrain":-0.3},{"above_terrain":false,"airmass":null,"alt":-16.35,"az":12.5,"t":"2029-01-31T04:10:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-16.14,"az":13.6,"t":"2029-01-31T04:15:00Z","terrain":0.03},{"above_terrain":false,"airmass":null,"alt":-15.91,"az":14.7,"t":"2029-01-31T04:20:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-15.66,"az":15.8,"t":"2029-01-31T04:25:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-15.4,"az":16.9,"t":"2029-01-31T04:30:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-15.12,"az":18.0,"t":"2029-01-31T04:35:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-14.82,"az":19.1,"t":"2029-01-31T04:40:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-14.51,"az":20.1,"t":"2029-01-31T04:45:00Z","terrain":0.67},{"above_terrain":false,"airmass":null,"alt":-14.18,"az":21.2,"t":"2029-01-31T04:50:00Z","terrain":0.74},{"above_terrain":false,"airmass":null,"alt":-13.83,"az":22.2,"t":"2029-01-31T04:55:00Z","terrain":1.03},{"above_terrain":false,"airmass":null,"alt":-13.47,"az":23.3,"t":"2029-01-31T05:00:00Z","terrain":1.1},{"above_terrain":false,"airmass":null,"alt":-13.09,"az":24.3,"t":"2029-01-31T05:05:00Z","terrain":1.01},{"above_terrain":false,"airmass":null,"alt":-12.7,"az":25.3,"t":"2029-01-31T05:10:00Z","terrain":1.26},{"above_terrain":false,"airmass":null,"alt":-12.29,"az":26.4,"t":"2029-01-31T05:15:00Z","terrain":1.32},{"above_terrain":false,"airmass":null,"alt":-11.87,"az":27.4,"t":"2029-01-31T05:20:00Z","terrain":1.25},{"above_terrain":false,"airmass":null,"alt":-11.43,"az":28.4,"t":"2029-01-31T05:25:00Z","terrain":1.12},{"above_terrain":false,"airmass":null,"alt":-10.98,"az":29.4,"t":"2029-01-31T05:30:00Z","terrain":1.05},{"above_terrain":false,"airmass":null,"alt":-10.51,"az":30.4,"t":"2029-01-31T05:35:00Z","terrain":1.21},{"above_terrain":false,"airmass":null,"alt":-10.03,"az":31.3,"t":"2029-01-31T05:40:00Z","terrain":1.32},{"above_terrain":false,"airmass":null,"alt":-9.54,"az":32.3,"t":"2029-01-31T05:45:00Z","terrain":1.23},{"above_terrain":false,"airmass":null,"alt":-9.03,"az":33.3,"t":"2029-01-31T05:50:00Z","terrain":0.84},{"above_terrain":false,"airmass":null,"alt":-8.51,"az":34.2,"t":"2029-01-31T05:55:00Z","terrain":0.35},{"above_terrain":false,"airmass":null,"alt":-7.98,"az":35.2,"t":"2029-01-31T06:00:00Z","terrain":0.05},{"above_terrain":false,"airmass":null,"alt":-7.44,"az":36.1,"t":"2029-01-31T06:05:00Z","terrain":0.02},{"above_terrain":false,"airmass":null,"alt":-6.88,"az":37.0,"t":"2029-01-31T06:10:00Z","terrain":-0.09},{"above_terrain":false,"airmass":null,"alt":-6.31,"az":38.0,"t":"2029-01-31T06:15:00Z","terrain":-0.2},{"above_terrain":false,"airmass":null,"alt":-5.73,"az":38.9,"t":"2029-01-31T06:20:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-5.13,"az":39.8,"t":"2029-01-31T06:25:00Z","terrain":-0.08},{"above_terrain":false,"airmass":null,"alt":-4.53,"az":40.7,"t":"2029-01-31T06:30:00Z","terrain":-0.0},{"above_terrain":false,"airmass":null,"alt":-3.91,"az":41.5,"t":"2029-01-31T06:35:00Z","terrain":0.07},{"above_terrain":false,"airmass":null,"alt":-3.29,"az":42.4,"t":"2029-01-31T06:40:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-2.65,"az":43.3,"t":"2029-01-31T06:45:00Z","terrain":0.3},{"above_terrain":false,"airmass":null,"alt":-2.0,"az":44.2,"t":"2029-01-31T06:50:00Z","terrain":0.44},{"above_terrain":false,"airmass":null,"alt":-1.35,"az":45.0,"t":"2029-01-31T06:55:00Z","terrain":0.58},{"above_terrain":false,"airmass":null,"alt":-0.68,"az":45.9,"t":"2029-01-31T07:00:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-0.0,"az":46.7,"t":"2029-01-31T07:05:00Z","terrain":0.63},{"above_terrain":true,"airmass":29.37,"alt":0.68,"az":47.5,"t":"2029-01-31T07:10:00Z","terrain":0.57},{"above_terrain":true,"airmass":23.31,"alt":1.38,"az":48.3,"t":"2029-01-31T07:15:00Z","terrain":0.49},{"above_terrain":true,"airmass":19.02,"alt":2.08,"az":49.2,"t":"2029-01-31T07:20:00Z","terrain":0.41},{"above_terrain":true,"airmass":15.9,"alt":2.79,"az":50.0,"t":"2029-01-31T07:25:00Z","terrain":0.4},{"above_terrain":true,"airmass":13.56,"alt":3.51,"az":50.8,"t":"2029-01-31T07:30:00Z","terrain":0.5},{"above_terrain":true,"airmass":11.76,"alt":4.24,"az":51.6,"t":"2029-01-31T07:35:00Z","terrain":0.59},{"above_terrain":true,"airmass":10.34,"alt":4.98,"az":52.3,"t":"2029-01-31T07:40:00Z","terrain":0.7},{"above_terrain":true,"airmass":9.21,"alt":5.72,"az":53.1,"t":"2029-01-31T07:45:00Z","terrain":0.86},{"above_terrain":true,"airmass":8.28,"alt":6.48,"az":53.9,"t":"2029-01-31T07:50:00Z","terrain":0.98},{"above_terrain":true,"airmass":7.5,"alt":7.24,"az":54.7,"t":"2029-01-31T07:55:00Z","terrain":1.05},{"above_terrain":true,"airmass":6.85,"alt":8.0,"az":55.4,"t":"2029-01-31T08:00:00Z","terrain":1.07},{"above_terrain":true,"airmass":6.3,"alt":8.78,"az":56.2,"t":"2029-01-31T08:05:00Z","terrain":1.05},{"above_terrain":true,"airmass":5.83,"alt":9.56,"az":56.9,"t":"2029-01-31T08:10:00Z","terrain":1.07},{"above_terrain":true,"airmass":5.41,"alt":10.35,"az":57.7,"t":"2029-01-31T08:15:00Z","terrain":1.19},{"above_terrain":true,"airmass":5.05,"alt":11.14,"az":58.4,"t":"2029-01-31T08:20:00Z","terrain":1.23},{"above_terrain":true,"airmass":4.73,"alt":11.94,"az":59.2,"t":"2029-01-31T08:25:00Z","terrain":1.2},{"above_terrain":true,"airmass":4.45,"alt":12.75,"az":59.9,"t":"2029-01-31T08:30:00Z","terrain":1.17},{"above_terrain":true,"airmass":4.2,"alt":13.56,"az":60.6,"t":"2029-01-31T08:35:00Z","terrain":1.12},{"above_terrain":true,"airmass":3.97,"alt":14.38,"az":61.3,"t":"2029-01-31T08:40:00Z","terrain":1.06},{"above_terrain":true,"airmass":3.76,"alt":15.2,"az":62.0,"t":"2029-01-31T08:45:00Z","terrain":1.01},{"above_terrain":true,"airmass":3.58,"alt":16.03,"az":62.8,"t":"2029-01-31T08:50:00Z","terrain":0.93},{"above_terrain":true,"airmass":3.41,"alt":16.87,"az":63.5,"t":"2029-01-31T08:55:00Z","terrain":0.84},{"above_terrain":true,"airmass":3.26,"alt":17.71,"az":64.2,"t":"2029-01-31T09:00:00Z","terrain":0.77},{"above_terrain":true,"airmass":3.12,"alt":18.55,"az":64.9,"t":"2029-01-31T09:05:00Z","terrain":0.77},{"above_terrain":true,"airmass":2.99,"alt":19.4,"az":65.6,"t":"2029-01-31T09:10:00Z","terrain":0.8},{"above_terrain":true,"airmass":2.87,"alt":20.26,"az":66.3,"t":"2029-01-31T09:15:00Z","terrain":0.86},{"above_terrain":true,"airmass":2.76,"alt":21.11,"az":67.0,"t":"2029-01-31T09:20:00Z","terrain":0.93},{"above_terrain":true,"airmass":2.66,"alt":21.98,"az":67.7,"t":"2029-01-31T09:25:00Z","terrain":0.97},{"above_terrain":true,"airmass":2.56,"alt":22.85,"az":68.3,"t":"2029-01-31T09:30:00Z","terrain":1.01},{"above_terrain":true,"airmass":2.47,"alt":23.72,"az":69.0,"t":"2029-01-31T09:35:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.39,"alt":24.59,"az":69.7,"t":"2029-01-31T09:40:00Z","terrain":1.17},{"above_terrain":true,"airmass":2.32,"alt":25.47,"az":70.4,"t":"2029-01-31T09:45:00Z","terrain":1.24},{"above_terrain":true,"airmass":2.24,"alt":26.36,"az":71.1,"t":"2029-01-31T09:50:00Z","terrain":1.25},{"above_terrain":true,"airmass":2.18,"alt":27.24,"az":71.8,"t":"2029-01-31T09:55:00Z","terrain":1.21},{"above_terrain":true,"airmass":2.11,"alt":28.14,"az":72.5,"t":"2029-01-31T10:00:00Z","terrain":1.1}],"transit":{"airmass":1.02,"alt":79.1,"az":178.9,"t":"2029-01-30T15:15:00Z"},"usable_hours":4.08,"verdict":"good","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."]}