{"assessment":{"best_window":{"end":"2039-10-28T18:10Z","end_local":"21:10","hours":1.25,"label":"good","mean_quality":0.62,"start":"2039-10-28T16:55Z","start_local":"19:55"},"cost":{"altitude":4.61,"clouds":0.0,"darkness":1.25,"moon":2.57},"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":80,"cloud":null,"high":null,"iso":"2039-10-28T16:00Z","label":"poor","low":null,"mid":null,"moon_alt":18,"precip":null,"q":0.1,"rh":null,"sky":"nautical twilight","temp":null,"time":"19:00","wind":null},{"alt":87,"cloud":null,"high":null,"iso":"2039-10-28T17:00Z","label":"good","low":null,"mid":null,"moon_alt":28,"precip":null,"q":0.63,"rh":null,"sky":"night","temp":null,"time":"20:00","wind":null},{"alt":78,"cloud":null,"high":null,"iso":"2039-10-28T18:00Z","label":"good","low":null,"mid":null,"moon_alt":35,"precip":null,"q":0.6,"rh":null,"sky":"night","temp":null,"time":"21:00","wind":null},{"alt":67,"cloud":null,"high":null,"iso":"2039-10-28T19:00Z","label":"marginal","low":null,"mid":null,"moon_alt":41,"precip":null,"q":0.58,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":56,"cloud":null,"high":null,"iso":"2039-10-28T20:00Z","label":"marginal","low":null,"mid":null,"moon_alt":43,"precip":null,"q":0.56,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":46,"cloud":null,"high":null,"iso":"2039-10-28T21:00Z","label":"marginal","low":null,"mid":null,"moon_alt":41,"precip":null,"q":0.53,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":36,"cloud":null,"high":null,"iso":"2039-10-28T22:00Z","label":"marginal","low":null,"mid":null,"moon_alt":36,"precip":null,"q":0.51,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":27,"cloud":null,"high":null,"iso":"2039-10-28T23:00Z","label":"marginal","low":null,"mid":null,"moon_alt":28,"precip":null,"q":0.42,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":18,"cloud":null,"high":null,"iso":"2039-10-29T00:00Z","label":"unusable","low":null,"mid":null,"moon_alt":19,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":11,"cloud":null,"high":null,"iso":"2039-10-29T01:00Z","label":"unusable","low":null,"mid":null,"moon_alt":9,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":4,"cloud":null,"high":null,"iso":"2039-10-29T02:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-2,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":0,"cloud":null,"high":null,"iso":"2039-10-29T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-12,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"06:00","wind":null},{"alt":-3,"cloud":null,"high":null,"iso":"2039-10-29T04:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-23,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"07:00","wind":null}],"peak_quality":0.63,"peak_sky":0.63,"quality_hours":3.9,"reasons":["the target being low or below 20\u00b0 cost 4.6 quality-hours","moonlight cost 2.6 quality-hours","daylight and twilight cost 1.2 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":62,"score_weather":null,"sky_hours":3.9,"verdict":"unknown","verdict_astronomy":"marginal","weather_known":false,"windows":[{"end":"2039-10-28T15:50Z","end_local":"18:50","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2039-10-28T15:20Z","start_local":"18:20"},{"end":"2039-10-28T16:25Z","end_local":"19:25","hours":0.58,"label":"poor","mean_quality":0.1,"start":"2039-10-28T15:50Z","start_local":"18:50"},{"end":"2039-10-28T16:55Z","end_local":"19:55","hours":0.5,"label":"marginal","mean_quality":0.32,"start":"2039-10-28T16:25Z","start_local":"19:25"},{"end":"2039-10-28T18:10Z","end_local":"21:10","hours":1.25,"label":"good","mean_quality":0.62,"start":"2039-10-28T16:55Z","start_local":"19:55"},{"end":"2039-10-28T23:40Z","end_local":"02:40","hours":5.5,"label":"marginal","mean_quality":0.52,"start":"2039-10-28T18:10Z","start_local":"21:10"},{"end":"2039-10-28T23:50Z","end_local":"02:50","hours":0.17,"label":"poor","mean_quality":0.28,"start":"2039-10-28T23:40Z","start_local":"02:40"},{"end":"2039-10-29T04:50Z","end_local":"07:50","hours":5.0,"label":"unusable","mean_quality":0.0,"start":"2039-10-28T23:50Z","start_local":"02:50"}]},"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":"2039-10-28T16:54:37Z","dark_hours":10.35,"dark_to":"2039-10-29T03:15:25Z","moon":{"illumination":0.908,"phase":"waxing gibbous","waxing":true},"moon_free_dark_hours":1.42,"moonrise":"2039-10-28T14:15:29Z","moonset":"2039-10-29T01:49:34Z","sunrise":"2039-10-29T04:49:03Z","sunset":"2039-10-28T15:21:13Z","twilight":{"astronomical":{"end":"2039-10-28T16:54:37Z","start":"2039-10-29T03:15:25Z"},"civil":{"end":"2039-10-28T15:49:48Z","start":"2039-10-29T04:20:23Z"},"nautical":{"end":"2039-10-28T16:22:24Z","start":"2039-10-29T03:47:42Z"}},"window_end":"2039-10-29T09:00:00Z","window_start":"2039-10-28T09:00:00Z"},"night_date":"2039-10-28","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.0,"alt":87.2,"t":"2039-10-28T16:55:00Z"},"dec":44.33,"dec_of_date":44.4864,"dec_str":"+44\u00b0 19' 48.0\"","good_hours":5.75,"limit_rise":"2039-10-28T10:00:53Z","limit_set":"2039-10-28T23:46:23Z","max_az_rate_deg_per_min":3.62,"moon_separation":64.7,"never_rises":false,"ra":314.69583333,"ra_of_date":315.0522,"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":"5.7 dark hours above 30\u00b0 \u2014 a proper target for this night.","terrain":{"available":true,"behind_at":"2039-10-29T03:03:33Z","blocked_dark_hours":0,"clears_at":"2039-10-29T07:03:08Z","rise_az":39.8},"track":[{"above_terrain":true,"airmass":4.66,"alt":12.12,"az":39.8,"t":"2039-10-28T09:00:00Z","terrain":-0.07},{"above_terrain":true,"airmass":4.46,"alt":12.72,"az":40.5,"t":"2039-10-28T09:05:00Z","terrain":-0.02},{"above_terrain":true,"airmass":4.26,"alt":13.34,"az":41.1,"t":"2039-10-28T09:10:00Z","terrain":0.03},{"above_terrain":true,"airmass":4.08,"alt":13.96,"az":41.8,"t":"2039-10-28T09:15:00Z","terrain":0.1},{"above_terrain":true,"airmass":3.92,"alt":14.58,"az":42.4,"t":"2039-10-28T09:20:00Z","terrain":0.18},{"above_terrain":true,"airmass":3.76,"alt":15.22,"az":43.1,"t":"2039-10-28T09:25:00Z","terrain":0.27},{"above_terrain":true,"airmass":3.62,"alt":15.86,"az":43.7,"t":"2039-10-28T09:30:00Z","terrain":0.37},{"above_terrain":true,"airmass":3.48,"alt":16.51,"az":44.4,"t":"2039-10-28T09:35:00Z","terrain":0.47},{"above_terrain":true,"airmass":3.35,"alt":17.17,"az":45.0,"t":"2039-10-28T09:40:00Z","terrain":0.58},{"above_terrain":true,"airmass":3.24,"alt":17.84,"az":45.6,"t":"2039-10-28T09:45:00Z","terrain":0.64},{"above_terrain":true,"airmass":3.12,"alt":18.51,"az":46.3,"t":"2039-10-28T09:50:00Z","terrain":0.65},{"above_terrain":true,"airmass":3.02,"alt":19.19,"az":46.9,"t":"2039-10-28T09:55:00Z","terrain":0.62},{"above_terrain":true,"airmass":2.92,"alt":19.88,"az":47.5,"t":"2039-10-28T10:00:00Z","terrain":0.57},{"above_terrain":true,"airmass":2.83,"alt":20.57,"az":48.1,"t":"2039-10-28T10:05:00Z","terrain":0.52},{"above_terrain":true,"airmass":2.74,"alt":21.27,"az":48.7,"t":"2039-10-28T10:10:00Z","terrain":0.45},{"above_terrain":true,"airmass":2.66,"alt":21.97,"az":49.3,"t":"2039-10-28T10:15:00Z","terrain":0.41},{"above_terrain":true,"airmass":2.58,"alt":22.69,"az":49.9,"t":"2039-10-28T10:20:00Z","terrain":0.4},{"above_terrain":true,"airmass":2.5,"alt":23.41,"az":50.4,"t":"2039-10-28T10:25:00Z","terrain":0.46},{"above_terrain":true,"airmass":2.43,"alt":24.13,"az":51.0,"t":"2039-10-28T10:30:00Z","terrain":0.53},{"above_terrain":true,"airmass":2.37,"alt":24.86,"az":51.6,"t":"2039-10-28T10:35:00Z","terrain":0.59},{"above_terrain":true,"airmass":2.31,"alt":25.6,"az":52.1,"t":"2039-10-28T10:40:00Z","terrain":0.66},{"above_terrain":true,"airmass":2.25,"alt":26.34,"az":52.7,"t":"2039-10-28T10:45:00Z","terrain":0.77},{"above_terrain":true,"airmass":2.19,"alt":27.08,"az":53.2,"t":"2039-10-28T10:50:00Z","terrain":0.88},{"above_terrain":true,"airmass":2.13,"alt":27.84,"az":53.8,"t":"2039-10-28T10:55:00Z","terrain":0.97},{"above_terrain":true,"airmass":2.08,"alt":28.6,"az":54.3,"t":"2039-10-28T11:00:00Z","terrain":1.03},{"above_terrain":true,"airmass":2.03,"alt":29.36,"az":54.9,"t":"2039-10-28T11:05:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.99,"alt":30.13,"az":55.4,"t":"2039-10-28T11:10:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.94,"alt":30.9,"az":55.9,"t":"2039-10-28T11:15:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.9,"alt":31.68,"az":56.4,"t":"2039-10-28T11:20:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.86,"alt":32.46,"az":56.9,"t":"2039-10-28T11:25:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.82,"alt":33.24,"az":57.4,"t":"2039-10-28T11:30:00Z","terrain":1.15},{"above_terrain":true,"airmass":1.78,"alt":34.04,"az":57.9,"t":"2039-10-28T11:35:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.75,"alt":34.83,"az":58.4,"t":"2039-10-28T11:40:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.71,"alt":35.63,"az":58.9,"t":"2039-10-28T11:45:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.68,"alt":36.43,"az":59.4,"t":"2039-10-28T11:50:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.65,"alt":37.24,"az":59.9,"t":"2039-10-28T11:55:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.62,"alt":38.05,"az":60.4,"t":"2039-10-28T12:00:00Z","terrain":1.14},{"above_terrain":true,"airmass":1.59,"alt":38.87,"az":60.8,"t":"2039-10-28T12:05:00Z","terrain":1.1},{"above_terrain":true,"airmass":1.56,"alt":39.69,"az":61.3,"t":"2039-10-28T12:10:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.54,"alt":40.51,"az":61.8,"t":"2039-10-28T12:15:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.51,"alt":41.34,"az":62.2,"t":"2039-10-28T12:20:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.49,"alt":42.17,"az":62.7,"t":"2039-10-28T12:25:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.46,"alt":43.0,"az":63.1,"t":"2039-10-28T12:30:00Z","terrain":0.9},{"above_terrain":true,"airmass":1.44,"alt":43.84,"az":63.5,"t":"2039-10-28T12:35:00Z","terrain":0.84},{"above_terrain":true,"airmass":1.42,"alt":44.68,"az":64.0,"t":"2039-10-28T12:40:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.4,"alt":45.52,"az":64.4,"t":"2039-10-28T12:45:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.38,"alt":46.36,"az":64.8,"t":"2039-10-28T12:50:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.36,"alt":47.21,"az":65.2,"t":"2039-10-28T12:55:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.34,"alt":48.06,"az":65.6,"t":"2039-10-28T13:00:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.33,"alt":48.92,"az":66.0,"t":"2039-10-28T13:05:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.31,"alt":49.77,"az":66.4,"t":"2039-10-28T13:10:00Z","terrain":0.87},{"above_terrain":true,"airmass":1.29,"alt":50.63,"az":66.8,"t":"2039-10-28T13:15:00Z","terrain":0.91},{"above_terrain":true,"airmass":1.28,"alt":51.49,"az":67.2,"t":"2039-10-28T13:20:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.26,"alt":52.36,"az":67.6,"t":"2039-10-28T13:25:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.25,"alt":53.22,"az":67.9,"t":"2039-10-28T13:30:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.23,"alt":54.09,"az":68.3,"t":"2039-10-28T13:35:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.22,"alt":54.96,"az":68.6,"t":"2039-10-28T13:40:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.21,"alt":55.84,"az":69.0,"t":"2039-10-28T13:45:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.2,"alt":56.71,"az":69.3,"t":"2039-10-28T13:50:00Z","terrain":1.1},{"above_terrain":true,"airmass":1.18,"alt":57.59,"az":69.6,"t":"2039-10-28T13:55:00Z","terrain":1.16},{"above_terrain":true,"airmass":1.17,"alt":58.47,"az":70.0,"t":"2039-10-28T14:00:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.16,"alt":59.35,"az":70.3,"t":"2039-10-28T14:05:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.15,"alt":60.23,"az":70.6,"t":"2039-10-28T14:10:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.14,"alt":61.11,"az":70.8,"t":"2039-10-28T14:15:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.13,"alt":62.0,"az":71.1,"t":"2039-10-28T14:20:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.12,"alt":62.88,"az":71.4,"t":"2039-10-28T14:25:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.11,"alt":63.77,"az":71.6,"t":"2039-10-28T14:30:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.11,"alt":64.66,"az":71.8,"t":"2039-10-28T14:35:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.1,"alt":65.55,"az":72.0,"t":"2039-10-28T14:40:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.09,"alt":66.44,"az":72.2,"t":"2039-10-28T14:45:00Z","terrain":1.15},{"above_terrain":true,"airmass":1.08,"alt":67.33,"az":72.4,"t":"2039-10-28T14:50:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.08,"alt":68.22,"az":72.6,"t":"2039-10-28T14:55:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.07,"alt":69.12,"az":72.7,"t":"2039-10-28T15:00:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.06,"alt":70.01,"az":72.8,"t":"2039-10-28T15:05:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.06,"alt":70.9,"az":72.8,"t":"2039-10-28T15:10:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.05,"alt":71.8,"az":72.8,"t":"2039-10-28T15:15:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.05,"alt":72.69,"az":72.8,"t":"2039-10-28T15:20:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.04,"alt":73.59,"az":72.7,"t":"2039-10-28T15:25:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.04,"alt":74.48,"az":72.6,"t":"2039-10-28T15:30:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.03,"alt":75.37,"az":72.4,"t":"2039-10-28T15:35:00Z","terrain":1.13},{"above_terrain":true,"airmass":1.03,"alt":76.26,"az":72.1,"t":"2039-10-28T15:40:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.03,"alt":77.15,"az":71.7,"t":"2039-10-28T15:45:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.02,"alt":78.04,"az":71.1,"t":"2039-10-28T15:50:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.02,"alt":78.92,"az":70.5,"t":"2039-10-28T15:55:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.02,"alt":79.8,"az":69.6,"t":"2039-10-28T16:00:00Z","terrain":1.15},{"above_terrain":true,"airmass":1.01,"alt":80.68,"az":68.5,"t":"2039-10-28T16:05:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.01,"alt":81.54,"az":67.0,"t":"2039-10-28T16:10:00Z","terrain":0.93},{"above_terrain":true,"airmass":1.01,"alt":82.4,"az":65.2,"t":"2039-10-28T16:15:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.01,"alt":83.24,"az":62.8,"t":"2039-10-28T16:20:00Z","terrain":0.93},{"above_terrain":true,"airmass":1.01,"alt":84.06,"az":59.5,"t":"2039-10-28T16:25:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.0,"alt":84.85,"az":55.2,"t":"2039-10-28T16:30:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.0,"alt":85.59,"az":49.1,"t":"2039-10-28T16:35:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.0,"alt":86.25,"az":40.6,"t":"2039-10-28T16:40:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.0,"alt":86.79,"az":28.8,"t":"2039-10-28T16:45:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.0,"alt":87.13,"az":13.1,"t":"2039-10-28T16:50:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.0,"alt":87.2,"az":355.0,"t":"2039-10-28T16:55:00Z","terrain":0.62},{"above_terrain":true,"airmass":1.0,"alt":86.97,"az":337.9,"t":"2039-10-28T17:00:00Z","terrain":-0.49},{"above_terrain":true,"airmass":1.0,"alt":86.52,"az":324.3,"t":"2039-10-28T17:05:00Z","terrain":-0.2},{"above_terrain":true,"airmass":1.0,"alt":85.91,"az":314.4,"t":"2039-10-28T17:10:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.0,"alt":85.2,"az":307.4,"t":"2039-10-28T17:15:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.0,"alt":84.43,"az":302.3,"t":"2039-10-28T17:20:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.01,"alt":83.62,"az":298.6,"t":"2039-10-28T17:25:00Z","terrain":0.15},{"above_terrain":true,"airmass":1.01,"alt":82.79,"az":295.8,"t":"2039-10-28T17:30:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.01,"alt":81.94,"az":293.7,"t":"2039-10-28T17:35:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.01,"alt":81.07,"az":292.1,"t":"2039-10-28T17:40:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.01,"alt":80.2,"az":290.9,"t":"2039-10-28T17:45:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.02,"alt":79.33,"az":289.9,"t":"2039-10-28T17:50:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.02,"alt":78.44,"az":289.2,"t":"2039-10-28T17:55:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.02,"alt":77.56,"az":288.6,"t":"2039-10-28T18:00:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.03,"alt":76.67,"az":288.1,"t":"2039-10-28T18:05:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.03,"alt":75.78,"az":287.8,"t":"2039-10-28T18:10:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.04,"alt":74.89,"az":287.5,"t":"2039-10-28T18:15:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.04,"alt":73.99,"az":287.3,"t":"2039-10-28T18:20:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.04,"alt":73.1,"az":287.2,"t":"2039-10-28T18:25:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.05,"alt":72.21,"az":287.2,"t":"2039-10-28T18:30:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.06,"alt":71.31,"az":287.2,"t":"2039-10-28T18:35:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.06,"alt":70.42,"az":287.2,"t":"2039-10-28T18:40:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.07,"alt":69.52,"az":287.3,"t":"2039-10-28T18:45:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.07,"alt":68.63,"az":287.4,"t":"2039-10-28T18:50:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.08,"alt":67.74,"az":287.5,"t":"2039-10-28T18:55:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.09,"alt":66.85,"az":287.7,"t":"2039-10-28T19:00:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.09,"alt":65.95,"az":287.9,"t":"2039-10-28T19:05:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.1,"alt":65.06,"az":288.1,"t":"2039-10-28T19:10:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.11,"alt":64.18,"az":288.3,"t":"2039-10-28T19:15:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.12,"alt":63.29,"az":288.5,"t":"2039-10-28T19:20:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.13,"alt":62.4,"az":288.8,"t":"2039-10-28T19:25:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.14,"alt":61.51,"az":289.0,"t":"2039-10-28T19:30:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.15,"alt":60.63,"az":289.3,"t":"2039-10-28T19:35:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.16,"alt":59.75,"az":289.6,"t":"2039-10-28T19:40:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.17,"alt":58.87,"az":289.9,"t":"2039-10-28T19:45:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.18,"alt":57.99,"az":290.2,"t":"2039-10-28T19:50:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.19,"alt":57.11,"az":290.5,"t":"2039-10-28T19:55:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.2,"alt":56.24,"az":290.9,"t":"2039-10-28T20:00:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.21,"alt":55.36,"az":291.2,"t":"2039-10-28T20:05:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.23,"alt":54.49,"az":291.5,"t":"2039-10-28T20:10:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.24,"alt":53.62,"az":291.9,"t":"2039-10-28T20:15:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.26,"alt":52.75,"az":292.3,"t":"2039-10-28T20:20:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.27,"alt":51.89,"az":292.6,"t":"2039-10-28T20:25:00Z","terrain":0.38},{"above_terrain":true,"airmass":1.29,"alt":51.03,"az":293.0,"t":"2039-10-28T20:30:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.3,"alt":50.17,"az":293.4,"t":"2039-10-28T20:35:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.32,"alt":49.31,"az":293.8,"t":"2039-10-28T20:40:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.33,"alt":48.45,"az":294.2,"t":"2039-10-28T20:45:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.35,"alt":47.6,"az":294.6,"t":"2039-10-28T20:50:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.37,"alt":46.75,"az":295.0,"t":"2039-10-28T20:55:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.39,"alt":45.9,"az":295.4,"t":"2039-10-28T21:00:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.41,"alt":45.06,"az":295.8,"t":"2039-10-28T21:05:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.43,"alt":44.22,"az":296.3,"t":"2039-10-28T21:10:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.45,"alt":43.38,"az":296.7,"t":"2039-10-28T21:15:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.48,"alt":42.55,"az":297.1,"t":"2039-10-28T21:20:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.5,"alt":41.72,"az":297.6,"t":"2039-10-28T21:25:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.53,"alt":40.89,"az":298.0,"t":"2039-10-28T21:30:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.55,"alt":40.06,"az":298.5,"t":"2039-10-28T21:35:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.58,"alt":39.24,"az":299.0,"t":"2039-10-28T21:40:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.61,"alt":38.43,"az":299.4,"t":"2039-10-28T21:45:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.64,"alt":37.61,"az":299.9,"t":"2039-10-28T21:50:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.67,"alt":36.8,"az":300.4,"t":"2039-10-28T21:55:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.7,"alt":36.0,"az":300.9,"t":"2039-10-28T22:00:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.73,"alt":35.2,"az":301.3,"t":"2039-10-28T22:05:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.77,"alt":34.4,"az":301.8,"t":"2039-10-28T22:10:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.8,"alt":33.61,"az":302.3,"t":"2039-10-28T22:15:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.84,"alt":32.82,"az":302.8,"t":"2039-10-28T22:20:00Z","terrain":-0.18},{"above_terrain":true,"airmass":1.88,"alt":32.03,"az":303.3,"t":"2039-10-28T22:25:00Z","terrain":-0.19},{"above_terrain":true,"airmass":1.92,"alt":31.25,"az":303.9,"t":"2039-10-28T22:30:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.97,"alt":30.48,"az":304.4,"t":"2039-10-28T22:35:00Z","terrain":-0.17},{"above_terrain":true,"airmass":2.01,"alt":29.71,"az":304.9,"t":"2039-10-28T22:40:00Z","terrain":-0.27},{"above_terrain":true,"airmass":2.06,"alt":28.94,"az":305.4,"t":"2039-10-28T22:45:00Z","terrain":-0.24},{"above_terrain":true,"airmass":2.11,"alt":28.18,"az":306.0,"t":"2039-10-28T22:50:00Z","terrain":-0.17},{"above_terrain":true,"airmass":2.16,"alt":27.43,"az":306.5,"t":"2039-10-28T22:55:00Z","terrain":0.01},{"above_terrain":true,"airmass":2.22,"alt":26.68,"az":307.1,"t":"2039-10-28T23:00:00Z","terrain":0.19},{"above_terrain":true,"airmass":2.28,"alt":25.93,"az":307.6,"t":"2039-10-28T23:05:00Z","terrain":0.27},{"above_terrain":true,"airmass":2.34,"alt":25.2,"az":308.2,"t":"2039-10-28T23:10:00Z","terrain":0.29},{"above_terrain":true,"airmass":2.4,"alt":24.46,"az":308.7,"t":"2039-10-28T23:15:00Z","terrain":0.21},{"above_terrain":true,"airmass":2.47,"alt":23.74,"az":309.3,"t":"2039-10-28T23:20:00Z","terrain":0.19},{"above_terrain":true,"airmass":2.54,"alt":23.01,"az":309.9,"t":"2039-10-28T23:25:00Z","terrain":0.21},{"above_terrain":true,"airmass":2.62,"alt":22.3,"az":310.5,"t":"2039-10-28T23:30:00Z","terrain":0.28},{"above_terrain":true,"airmass":2.7,"alt":21.59,"az":311.1,"t":"2039-10-28T23:35:00Z","terrain":0.35},{"above_terrain":true,"airmass":2.79,"alt":20.89,"az":311.6,"t":"2039-10-28T23:40:00Z","terrain":0.22},{"above_terrain":true,"airmass":2.88,"alt":20.19,"az":312.2,"t":"2039-10-28T23:45:00Z","terrain":0.17},{"above_terrain":true,"airmass":2.97,"alt":19.5,"az":312.8,"t":"2039-10-28T23:50:00Z","terrain":0.25},{"above_terrain":true,"airmass":3.07,"alt":18.82,"az":313.5,"t":"2039-10-28T23:55:00Z","terrain":0.36},{"above_terrain":true,"airmass":3.18,"alt":18.14,"az":314.1,"t":"2039-10-29T00:00:00Z","terrain":0.48},{"above_terrain":true,"airmass":3.3,"alt":17.47,"az":314.7,"t":"2039-10-29T00:05:00Z","terrain":0.53},{"above_terrain":true,"airmass":3.42,"alt":16.81,"az":315.3,"t":"2039-10-29T00:10:00Z","terrain":0.53},{"above_terrain":true,"airmass":3.55,"alt":16.16,"az":316.0,"t":"2039-10-29T00:15:00Z","terrain":0.48},{"above_terrain":true,"airmass":3.69,"alt":15.51,"az":316.6,"t":"2039-10-29T00:20:00Z","terrain":0.37},{"above_terrain":true,"airmass":3.84,"alt":14.87,"az":317.3,"t":"2039-10-29T00:25:00Z","terrain":0.31},{"above_terrain":true,"airmass":4.01,"alt":14.24,"az":317.9,"t":"2039-10-29T00:30:00Z","terrain":0.33},{"above_terrain":true,"airmass":4.18,"alt":13.62,"az":318.6,"t":"2039-10-29T00:35:00Z","terrain":0.06},{"above_terrain":true,"airmass":4.37,"alt":13.0,"az":319.2,"t":"2039-10-29T00:40:00Z","terrain":-0.15},{"above_terrain":true,"airmass":4.57,"alt":12.4,"az":319.9,"t":"2039-10-29T00:45:00Z","terrain":-0.19},{"above_terrain":true,"airmass":4.79,"alt":11.8,"az":320.6,"t":"2039-10-29T00:50:00Z","terrain":-0.2},{"above_terrain":true,"airmass":5.02,"alt":11.21,"az":321.3,"t":"2039-10-29T00:55:00Z","terrain":-0.09},{"above_terrain":true,"airmass":5.28,"alt":10.63,"az":322.0,"t":"2039-10-29T01:00:00Z","terrain":0.2},{"above_terrain":true,"airmass":5.56,"alt":10.05,"az":322.7,"t":"2039-10-29T01:05:00Z","terrain":0.12},{"above_terrain":true,"airmass":5.86,"alt":9.49,"az":323.4,"t":"2039-10-29T01:10:00Z","terrain":-0.03},{"above_terrain":true,"airmass":6.2,"alt":8.94,"az":324.1,"t":"2039-10-29T01:15:00Z","terrain":-0.21},{"above_terrain":true,"airmass":6.56,"alt":8.39,"az":324.8,"t":"2039-10-29T01:20:00Z","terrain":-0.19},{"above_terrain":true,"airmass":6.97,"alt":7.86,"az":325.5,"t":"2039-10-29T01:25:00Z","terrain":-0.22},{"above_terrain":true,"airmass":7.41,"alt":7.33,"az":326.3,"t":"2039-10-29T01:30:00Z","terrain":-0.28},{"above_terrain":true,"airmass":7.91,"alt":6.82,"az":327.0,"t":"2039-10-29T01:35:00Z","terrain":-0.39},{"above_terrain":true,"airmass":8.46,"alt":6.31,"az":327.7,"t":"2039-10-29T01:40:00Z","terrain":-0.27},{"above_terrain":true,"airmass":9.08,"alt":5.82,"az":328.5,"t":"2039-10-29T01:45:00Z","terrain":-0.18},{"above_terrain":true,"airmass":9.77,"alt":5.34,"az":329.2,"t":"2039-10-29T01:50:00Z","terrain":-0.18},{"above_terrain":true,"airmass":10.54,"alt":4.86,"az":330.0,"t":"2039-10-29T01:55:00Z","terrain":-0.35},{"above_terrain":true,"airmass":11.42,"alt":4.4,"az":330.8,"t":"2039-10-29T02:00:00Z","terrain":-0.38},{"above_terrain":true,"airmass":12.43,"alt":3.95,"az":331.5,"t":"2039-10-29T02:05:00Z","terrain":-0.25},{"above_terrain":true,"airmass":13.57,"alt":3.51,"az":332.3,"t":"2039-10-29T02:10:00Z","terrain":-0.13},{"above_terrain":true,"airmass":14.88,"alt":3.08,"az":333.1,"t":"2039-10-29T02:15:00Z","terrain":-0.13},{"above_terrain":true,"airmass":16.4,"alt":2.66,"az":333.9,"t":"2039-10-29T02:20:00Z","terrain":-0.22},{"above_terrain":true,"airmass":18.15,"alt":2.26,"az":334.7,"t":"2039-10-29T02:25:00Z","terrain":-0.48},{"above_terrain":true,"airmass":20.2,"alt":1.86,"az":335.5,"t":"2039-10-29T02:30:00Z","terrain":-0.71},{"above_terrain":true,"airmass":22.58,"alt":1.48,"az":336.3,"t":"2039-10-29T02:35:00Z","terrain":-0.8},{"above_terrain":true,"airmass":25.38,"alt":1.11,"az":337.1,"t":"2039-10-29T02:40:00Z","terrain":-0.7},{"above_terrain":true,"airmass":28.65,"alt":0.75,"az":337.9,"t":"2039-10-29T02:45:00Z","terrain":-0.48},{"above_terrain":true,"airmass":32.45,"alt":0.41,"az":338.8,"t":"2039-10-29T02:50:00Z","terrain":-0.69},{"above_terrain":true,"airmass":36.84,"alt":0.07,"az":339.6,"t":"2039-10-29T02:55:00Z","terrain":-0.62},{"above_terrain":true,"airmass":null,"alt":-0.25,"az":340.4,"t":"2039-10-29T03:00:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-0.55,"az":341.3,"t":"2039-10-29T03:05:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-0.85,"az":342.1,"t":"2039-10-29T03:10:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-1.13,"az":343.0,"t":"2039-10-29T03:15:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-1.4,"az":343.8,"t":"2039-10-29T03:20:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-1.65,"az":344.7,"t":"2039-10-29T03:25:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-1.89,"az":345.5,"t":"2039-10-29T03:30:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-2.12,"az":346.4,"t":"2039-10-29T03:35:00Z","terrain":-0.5},{"above_terrain":false,"airmass":null,"alt":-2.33,"az":347.3,"t":"2039-10-29T03:40:00Z","terrain":-0.34},{"above_terrain":false,"airmass":null,"alt":-2.53,"az":348.1,"t":"2039-10-29T03:45:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-2.71,"az":349.0,"t":"2039-10-29T03:50:00Z","terrain":0.0},{"above_terrain":false,"airmass":null,"alt":-2.89,"az":349.9,"t":"2039-10-29T03:55:00Z","terrain":0.13},{"above_terrain":false,"airmass":null,"alt":-3.04,"az":350.8,"t":"2039-10-29T04:00:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-3.19,"az":351.7,"t":"2039-10-29T04:05:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-3.31,"az":352.6,"t":"2039-10-29T04:10:00Z","terrain":0.4},{"above_terrain":false,"airmass":null,"alt":-3.43,"az":353.4,"t":"2039-10-29T04:15:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-3.53,"az":354.3,"t":"2039-10-29T04:20:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.61,"az":355.2,"t":"2039-10-29T04:25:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-3.68,"az":356.1,"t":"2039-10-29T04:30:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-3.74,"az":357.0,"t":"2039-10-29T04:35:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-3.78,"az":357.9,"t":"2039-10-29T04:40:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-3.81,"az":358.8,"t":"2039-10-29T04:45:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.82,"az":359.7,"t":"2039-10-29T04:50:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-3.82,"az":0.6,"t":"2039-10-29T04:55:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-3.8,"az":1.5,"t":"2039-10-29T05:00:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-3.77,"az":2.4,"t":"2039-10-29T05:05:00Z","terrain":0.02},{"above_terrain":false,"airmass":null,"alt":-3.72,"az":3.3,"t":"2039-10-29T05:10:00Z","terrain":-0.17},{"above_terrain":false,"airmass":null,"alt":-3.66,"az":4.2,"t":"2039-10-29T05:15:00Z","terrain":-0.31},{"above_terrain":false,"airmass":null,"alt":-3.59,"az":5.1,"t":"2039-10-29T05:20:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-3.5,"az":6.0,"t":"2039-10-29T05:25:00Z","terrain":-0.58},{"above_terrain":false,"airmass":null,"alt":-3.39,"az":6.9,"t":"2039-10-29T05:30:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-3.27,"az":7.7,"t":"2039-10-29T05:35:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-3.14,"az":8.6,"t":"2039-10-29T05:40:00Z","terrain":-0.57},{"above_terrain":false,"airmass":null,"alt":-2.99,"az":9.5,"t":"2039-10-29T05:45:00Z","terrain":-0.63},{"above_terrain":false,"airmass":null,"alt":-2.83,"az":10.4,"t":"2039-10-29T05:50:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-2.65,"az":11.3,"t":"2039-10-29T05:55:00Z","terrain":-0.34},{"above_terrain":false,"airmass":null,"alt":-2.46,"az":12.1,"t":"2039-10-29T06:00:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-2.26,"az":13.0,"t":"2039-10-29T06:05:00Z","terrain":-0.07},{"above_terrain":false,"airmass":null,"alt":-2.04,"az":13.9,"t":"2039-10-29T06:10:00Z","terrain":0.07},{"above_terrain":false,"airmass":null,"alt":-1.81,"az":14.7,"t":"2039-10-29T06:15:00Z","terrain":0.33},{"above_terrain":false,"airmass":null,"alt":-1.57,"az":15.6,"t":"2039-10-29T06:20:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-1.31,"az":16.5,"t":"2039-10-29T06:25:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-1.04,"az":17.3,"t":"2039-10-29T06:30:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-0.75,"az":18.2,"t":"2039-10-29T06:35:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-0.45,"az":19.0,"t":"2039-10-29T06:40:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-0.14,"az":19.8,"t":"2039-10-29T06:45:00Z","terrain":0.66},{"above_terrain":false,"airmass":35.33,"alt":0.18,"az":20.7,"t":"2039-10-29T06:50:00Z","terrain":0.68},{"above_terrain":false,"airmass":31.14,"alt":0.52,"az":21.5,"t":"2039-10-29T06:55:00Z","terrain":0.84},{"above_terrain":false,"airmass":27.51,"alt":0.87,"az":22.3,"t":"2039-10-29T07:00:00Z","terrain":1.05},{"above_terrain":true,"airmass":24.41,"alt":1.23,"az":23.1,"t":"2039-10-29T07:05:00Z","terrain":1.13},{"above_terrain":true,"airmass":21.76,"alt":1.6,"az":24.0,"t":"2039-10-29T07:10:00Z","terrain":0.93},{"above_terrain":true,"airmass":19.49,"alt":1.99,"az":24.8,"t":"2039-10-29T07:15:00Z","terrain":1.15},{"above_terrain":true,"airmass":17.54,"alt":2.39,"az":25.6,"t":"2039-10-29T07:20:00Z","terrain":1.29},{"above_terrain":true,"airmass":15.87,"alt":2.8,"az":26.4,"t":"2039-10-29T07:25:00Z","terrain":1.32},{"above_terrain":true,"airmass":14.43,"alt":3.22,"az":27.2,"t":"2039-10-29T07:30:00Z","terrain":1.27},{"above_terrain":true,"airmass":13.17,"alt":3.65,"az":27.9,"t":"2039-10-29T07:35:00Z","terrain":1.2},{"above_terrain":true,"airmass":12.08,"alt":4.1,"az":28.7,"t":"2039-10-29T07:40:00Z","terrain":1.05},{"above_terrain":true,"airmass":11.12,"alt":4.55,"az":29.5,"t":"2039-10-29T07:45:00Z","terrain":1.07},{"above_terrain":true,"airmass":10.28,"alt":5.02,"az":30.2,"t":"2039-10-29T07:50:00Z","terrain":1.19},{"above_terrain":true,"airmass":9.53,"alt":5.49,"az":31.0,"t":"2039-10-29T07:55:00Z","terrain":1.31},{"above_terrain":true,"airmass":8.87,"alt":5.98,"az":31.8,"t":"2039-10-29T08:00:00Z","terrain":1.33},{"above_terrain":true,"airmass":8.27,"alt":6.48,"az":32.5,"t":"2039-10-29T08:05:00Z","terrain":1.16},{"above_terrain":true,"airmass":7.74,"alt":6.99,"az":33.3,"t":"2039-10-29T08:10:00Z","terrain":0.85},{"above_terrain":true,"airmass":7.26,"alt":7.51,"az":34.0,"t":"2039-10-29T08:15:00Z","terrain":0.44},{"above_terrain":true,"airmass":6.83,"alt":8.03,"az":34.7,"t":"2039-10-29T08:20:00Z","terrain":0.16},{"above_terrain":true,"airmass":6.44,"alt":8.57,"az":35.4,"t":"2039-10-29T08:25:00Z","terrain":0.04},{"above_terrain":true,"airmass":6.08,"alt":9.12,"az":36.2,"t":"2039-10-29T08:30:00Z","terrain":0.01},{"above_terrain":true,"airmass":5.76,"alt":9.68,"az":36.9,"t":"2039-10-29T08:35:00Z","terrain":-0.07},{"above_terrain":true,"airmass":5.46,"alt":10.24,"az":37.6,"t":"2039-10-29T08:40:00Z","terrain":-0.16},{"above_terrain":true,"airmass":5.19,"alt":10.82,"az":38.3,"t":"2039-10-29T08:45:00Z","terrain":-0.2},{"above_terrain":true,"airmass":4.94,"alt":11.4,"az":38.9,"t":"2039-10-29T08:50:00Z","terrain":-0.16},{"above_terrain":true,"airmass":4.71,"alt":11.99,"az":39.6,"t":"2039-10-29T08:55:00Z","terrain":-0.09},{"above_terrain":true,"airmass":4.5,"alt":12.59,"az":40.3,"t":"2039-10-29T09:00:00Z","terrain":-0.03}],"transit":{"airmass":1.0,"alt":87.2,"az":355.0,"t":"2039-10-28T16:55:00Z"},"usable_hours":6.92,"verdict":"good","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."]}