{"assessment":{"best_window":{"end":"2046-01-20T17:10Z","end_local":"19:10","hours":0.17,"label":"good","mean_quality":0.6,"start":"2046-01-20T17:00Z","start_local":"19:00"},"cost":{"altitude":7.42,"clouds":0.0,"darkness":1.33,"moon":1.94},"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 barely \u2014 weather unknown","hourly":[{"alt":80,"cloud":null,"high":null,"iso":"2046-01-20T16:00Z","label":"poor","low":null,"mid":null,"moon_alt":30,"precip":null,"q":0.1,"rh":null,"sky":"nautical twilight","temp":null,"time":"18:00","wind":null},{"alt":69,"cloud":null,"high":null,"iso":"2046-01-20T17:00Z","label":"good","low":null,"mid":null,"moon_alt":41,"precip":null,"q":0.6,"rh":null,"sky":"night","temp":null,"time":"19:00","wind":null},{"alt":58,"cloud":null,"high":null,"iso":"2046-01-20T18:00Z","label":"marginal","low":null,"mid":null,"moon_alt":52,"precip":null,"q":0.56,"rh":null,"sky":"night","temp":null,"time":"20:00","wind":null},{"alt":47,"cloud":null,"high":null,"iso":"2046-01-20T19:00Z","label":"marginal","low":null,"mid":null,"moon_alt":62,"precip":null,"q":0.5,"rh":null,"sky":"night","temp":null,"time":"21:00","wind":null},{"alt":37,"cloud":null,"high":null,"iso":"2046-01-20T20:00Z","label":"marginal","low":null,"mid":null,"moon_alt":71,"precip":null,"q":0.45,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":27,"cloud":null,"high":null,"iso":"2046-01-20T21:00Z","label":"marginal","low":null,"mid":null,"moon_alt":74,"precip":null,"q":0.36,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":18,"cloud":null,"high":null,"iso":"2046-01-20T22:00Z","label":"unusable","low":null,"mid":null,"moon_alt":70,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":10,"cloud":null,"high":null,"iso":"2046-01-20T23:00Z","label":"unusable","low":null,"mid":null,"moon_alt":61,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":3,"cloud":null,"high":null,"iso":"2046-01-21T00:00Z","label":"unusable","low":null,"mid":null,"moon_alt":50,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":-2,"cloud":null,"high":null,"iso":"2046-01-21T01:00Z","label":"unusable","low":null,"mid":null,"moon_alt":39,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":-6,"cloud":null,"high":null,"iso":"2046-01-21T02:00Z","label":"unusable","low":null,"mid":null,"moon_alt":28,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":-7,"cloud":null,"high":null,"iso":"2046-01-21T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":18,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":-6,"cloud":null,"high":null,"iso":"2046-01-21T04:00Z","label":"unusable","low":null,"mid":null,"moon_alt":8,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"06:00","wind":null},{"alt":-3,"cloud":null,"high":null,"iso":"2046-01-21T05:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-1,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"07:00","wind":null}],"peak_quality":0.6,"peak_sky":0.6,"quality_hours":2.48,"reasons":["the target being low or below 20\u00b0 cost 7.4 quality-hours","moonlight cost 1.9 quality-hours","daylight and twilight cost 1.3 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":37,"score_weather":null,"sky_hours":2.48,"verdict":"unknown","verdict_astronomy":"poor","weather_known":false,"windows":[{"end":"2046-01-20T15:55Z","end_local":"17:55","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2046-01-20T15:20Z","start_local":"17:20"},{"end":"2046-01-20T16:30Z","end_local":"18:30","hours":0.58,"label":"poor","mean_quality":0.1,"start":"2046-01-20T15:55Z","start_local":"17:55"},{"end":"2046-01-20T17:00Z","end_local":"19:00","hours":0.5,"label":"marginal","mean_quality":0.31,"start":"2046-01-20T16:30Z","start_local":"18:30"},{"end":"2046-01-20T17:10Z","end_local":"19:10","hours":0.17,"label":"good","mean_quality":0.6,"start":"2046-01-20T17:00Z","start_local":"19:00"},{"end":"2046-01-20T21:20Z","end_local":"23:20","hours":4.17,"label":"marginal","mean_quality":0.49,"start":"2046-01-20T17:10Z","start_local":"19:10"},{"end":"2046-01-20T21:50Z","end_local":"23:50","hours":0.5,"label":"poor","mean_quality":0.25,"start":"2046-01-20T21:20Z","start_local":"23:20"},{"end":"2046-01-21T05:45Z","end_local":"07:45","hours":7.92,"label":"unusable","mean_quality":0.0,"start":"2046-01-20T21:50Z","start_local":"23:50"}]},"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":"2046-01-20T16:58:53Z","dark_hours":11.1,"dark_to":"2046-01-21T04:05:08Z","moon":{"illumination":0.963,"phase":"waxing gibbous","waxing":true},"moon_free_dark_hours":0.0,"moonrise":"2046-01-20T12:56:02Z","moonset":"2046-01-21T04:49:02Z","sunrise":"2046-01-21T05:42:20Z","sunset":"2046-01-20T15:21:28Z","twilight":{"astronomical":{"end":"2046-01-20T16:58:53Z","start":"2046-01-21T04:05:08Z"},"civil":{"end":"2046-01-20T15:51:47Z","start":"2046-01-21T05:12:06Z"},"nautical":{"end":"2046-01-20T16:25:47Z","start":"2046-01-21T04:38:11Z"}},"window_end":"2046-01-21T10:00:00Z","window_start":"2046-01-20T10:00:00Z"},"night_date":"2046-01-20","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.07,"alt":68.7,"t":"2046-01-20T17:00:00Z"},"dec":41.26875,"dec_of_date":41.5204,"dec_str":"+41\u00b0 16' 07.5\"","good_hours":3.75,"limit_rise":"2046-01-21T08:22:04Z","limit_set":"2046-01-20T21:45:19Z","max_az_rate_deg_per_min":22.87,"moon_separation":72.8,"never_rises":false,"ra":10.68470833,"ra_of_date":11.318,"ra_str":"00h 42m 44.3s","resolved":{"common_name":"Andromeda Galaxy","dec":41.26875,"morphology":"SA(s)b","name":"M 31","ra":10.68470833,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=M31","source":"sesame","type":"AGN","type_text":"galaxy with an active nucleus","vmag":3.44},"summary":"3.8 dark hours above 30\u00b0 \u2014 a proper target for this night.","terrain":{"available":true,"behind_at":"2046-01-21T00:33:50Z","blocked_dark_hours":0,"clears_at":"2046-01-21T05:46:53Z","rise_az":62.5},"track":[{"above_terrain":true,"airmass":1.75,"alt":34.77,"az":62.5,"t":"2046-01-20T10:00:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.71,"alt":35.6,"az":63.0,"t":"2046-01-20T10:05:00Z","terrain":0.91},{"above_terrain":true,"airmass":1.68,"alt":36.43,"az":63.5,"t":"2046-01-20T10:10:00Z","terrain":0.84},{"above_terrain":true,"airmass":1.65,"alt":37.27,"az":64.0,"t":"2046-01-20T10:15:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.62,"alt":38.12,"az":64.6,"t":"2046-01-20T10:20:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.59,"alt":38.96,"az":65.1,"t":"2046-01-20T10:25:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.56,"alt":39.81,"az":65.6,"t":"2046-01-20T10:30:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.53,"alt":40.67,"az":66.1,"t":"2046-01-20T10:35:00Z","terrain":0.84},{"above_terrain":true,"airmass":1.51,"alt":41.53,"az":66.6,"t":"2046-01-20T10:40:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.48,"alt":42.39,"az":67.1,"t":"2046-01-20T10:45:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.46,"alt":43.25,"az":67.6,"t":"2046-01-20T10:50:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.43,"alt":44.12,"az":68.1,"t":"2046-01-20T10:55:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.41,"alt":44.99,"az":68.6,"t":"2046-01-20T11:00:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.39,"alt":45.86,"az":69.1,"t":"2046-01-20T11:05:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.37,"alt":46.74,"az":69.6,"t":"2046-01-20T11:10:00Z","terrain":1.15},{"above_terrain":true,"airmass":1.35,"alt":47.61,"az":70.1,"t":"2046-01-20T11:15:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.33,"alt":48.5,"az":70.6,"t":"2046-01-20T11:20:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.32,"alt":49.38,"az":71.0,"t":"2046-01-20T11:25:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.3,"alt":50.27,"az":71.5,"t":"2046-01-20T11:30:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.28,"alt":51.16,"az":72.0,"t":"2046-01-20T11:35:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.27,"alt":52.05,"az":72.5,"t":"2046-01-20T11:40:00Z","terrain":1.1},{"above_terrain":true,"airmass":1.25,"alt":52.94,"az":72.9,"t":"2046-01-20T11:45:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.24,"alt":53.84,"az":73.4,"t":"2046-01-20T11:50:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.22,"alt":54.73,"az":73.9,"t":"2046-01-20T11:55:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.21,"alt":55.63,"az":74.3,"t":"2046-01-20T12:00:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.2,"alt":56.54,"az":74.8,"t":"2046-01-20T12:05:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.19,"alt":57.44,"az":75.3,"t":"2046-01-20T12:10:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.17,"alt":58.35,"az":75.7,"t":"2046-01-20T12:15:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.16,"alt":59.25,"az":76.2,"t":"2046-01-20T12:20:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.15,"alt":60.16,"az":76.6,"t":"2046-01-20T12:25:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.14,"alt":61.08,"az":77.1,"t":"2046-01-20T12:30:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.13,"alt":61.99,"az":77.5,"t":"2046-01-20T12:35:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.12,"alt":62.9,"az":78.0,"t":"2046-01-20T12:40:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.11,"alt":63.82,"az":78.4,"t":"2046-01-20T12:45:00Z","terrain":0.6},{"above_terrain":true,"airmass":1.11,"alt":64.74,"az":78.9,"t":"2046-01-20T12:50:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.1,"alt":65.66,"az":79.3,"t":"2046-01-20T12:55:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.09,"alt":66.58,"az":79.8,"t":"2046-01-20T13:00:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.08,"alt":67.5,"az":80.3,"t":"2046-01-20T13:05:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.07,"alt":68.42,"az":80.7,"t":"2046-01-20T13:10:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.07,"alt":69.35,"az":81.2,"t":"2046-01-20T13:15:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.06,"alt":70.27,"az":81.6,"t":"2046-01-20T13:20:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.06,"alt":71.2,"az":82.1,"t":"2046-01-20T13:25:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.05,"alt":72.13,"az":82.5,"t":"2046-01-20T13:30:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.04,"alt":73.05,"az":83.0,"t":"2046-01-20T13:35:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.04,"alt":73.98,"az":83.4,"t":"2046-01-20T13:40:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.04,"alt":74.91,"az":83.9,"t":"2046-01-20T13:45:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.03,"alt":75.84,"az":84.4,"t":"2046-01-20T13:50:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.03,"alt":76.78,"az":84.8,"t":"2046-01-20T13:55:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.02,"alt":77.71,"az":85.3,"t":"2046-01-20T14:00:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.02,"alt":78.64,"az":85.8,"t":"2046-01-20T14:05:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.02,"alt":79.58,"az":86.3,"t":"2046-01-20T14:10:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.01,"alt":80.51,"az":86.8,"t":"2046-01-20T14:15:00Z","terrain":0.09},{"above_terrain":true,"airmass":1.01,"alt":81.44,"az":87.3,"t":"2046-01-20T14:20:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.01,"alt":82.38,"az":87.9,"t":"2046-01-20T14:25:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.01,"alt":83.32,"az":88.5,"t":"2046-01-20T14:30:00Z","terrain":-0.14},{"above_terrain":true,"airmass":1.0,"alt":84.25,"az":89.2,"t":"2046-01-20T14:35:00Z","terrain":-0.2},{"above_terrain":true,"airmass":1.0,"alt":85.19,"az":89.9,"t":"2046-01-20T14:40:00Z","terrain":-0.22},{"above_terrain":true,"airmass":1.0,"alt":86.12,"az":90.8,"t":"2046-01-20T14:45:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.0,"alt":87.06,"az":92.1,"t":"2046-01-20T14:50:00Z","terrain":0.11},{"above_terrain":true,"airmass":1.0,"alt":87.99,"az":94.0,"t":"2046-01-20T14:55:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.0,"alt":88.92,"az":98.8,"t":"2046-01-20T15:00:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.0,"alt":89.79,"az":144.0,"t":"2046-01-20T15:05:00Z","terrain":-1.33},{"above_terrain":true,"airmass":1.0,"alt":89.17,"az":258.4,"t":"2046-01-20T15:10:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.0,"alt":88.24,"az":265.1,"t":"2046-01-20T15:15:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.0,"alt":87.31,"az":267.5,"t":"2046-01-20T15:20:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.0,"alt":86.37,"az":268.9,"t":"2046-01-20T15:25:00Z","terrain":0.74},{"above_terrain":true,"airmass":1.0,"alt":85.44,"az":269.9,"t":"2046-01-20T15:30:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.0,"alt":84.5,"az":270.6,"t":"2046-01-20T15:35:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.01,"alt":83.56,"az":271.3,"t":"2046-01-20T15:40:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.01,"alt":82.63,"az":271.9,"t":"2046-01-20T15:45:00Z","terrain":0.44},{"above_terrain":true,"airmass":1.01,"alt":81.69,"az":272.5,"t":"2046-01-20T15:50:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.01,"alt":80.76,"az":273.0,"t":"2046-01-20T15:55:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.02,"alt":79.82,"az":273.6,"t":"2046-01-20T16:00:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.02,"alt":78.89,"az":274.1,"t":"2046-01-20T16:05:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.02,"alt":77.96,"az":274.6,"t":"2046-01-20T16:10:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.03,"alt":77.03,"az":275.0,"t":"2046-01-20T16:15:00Z","terrain":0.09},{"above_terrain":true,"airmass":1.03,"alt":76.09,"az":275.5,"t":"2046-01-20T16:20:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.03,"alt":75.16,"az":276.0,"t":"2046-01-20T16:25:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.04,"alt":74.23,"az":276.4,"t":"2046-01-20T16:30:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.04,"alt":73.3,"az":276.9,"t":"2046-01-20T16:35:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.05,"alt":72.37,"az":277.4,"t":"2046-01-20T16:40:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.05,"alt":71.45,"az":277.8,"t":"2046-01-20T16:45:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.06,"alt":70.52,"az":278.3,"t":"2046-01-20T16:50:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.07,"alt":69.59,"az":278.7,"t":"2046-01-20T16:55:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.07,"alt":68.67,"az":279.2,"t":"2046-01-20T17:00:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.08,"alt":67.74,"az":279.6,"t":"2046-01-20T17:05:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.09,"alt":66.82,"az":280.1,"t":"2046-01-20T17:10:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.09,"alt":65.9,"az":280.5,"t":"2046-01-20T17:15:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.1,"alt":64.98,"az":281.0,"t":"2046-01-20T17:20:00Z","terrain":0.03},{"above_terrain":true,"airmass":1.11,"alt":64.06,"az":281.4,"t":"2046-01-20T17:25:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.12,"alt":63.15,"az":281.9,"t":"2046-01-20T17:30:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.13,"alt":62.23,"az":282.3,"t":"2046-01-20T17:35:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.14,"alt":61.32,"az":282.8,"t":"2046-01-20T17:40:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.15,"alt":60.41,"az":283.2,"t":"2046-01-20T17:45:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.16,"alt":59.5,"az":283.7,"t":"2046-01-20T17:50:00Z","terrain":0.08},{"above_terrain":true,"airmass":1.17,"alt":58.59,"az":284.2,"t":"2046-01-20T17:55:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.18,"alt":57.68,"az":284.6,"t":"2046-01-20T18:00:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.19,"alt":56.78,"az":285.1,"t":"2046-01-20T18:05:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.21,"alt":55.87,"az":285.5,"t":"2046-01-20T18:10:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.22,"alt":54.97,"az":286.0,"t":"2046-01-20T18:15:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.23,"alt":54.08,"az":286.5,"t":"2046-01-20T18:20:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.25,"alt":53.18,"az":286.9,"t":"2046-01-20T18:25:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.26,"alt":52.28,"az":287.4,"t":"2046-01-20T18:30:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.28,"alt":51.39,"az":287.9,"t":"2046-01-20T18:35:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.29,"alt":50.5,"az":288.4,"t":"2046-01-20T18:40:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.31,"alt":49.62,"az":288.8,"t":"2046-01-20T18:45:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.33,"alt":48.73,"az":289.3,"t":"2046-01-20T18:50:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.35,"alt":47.85,"az":289.8,"t":"2046-01-20T18:55:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.37,"alt":46.97,"az":290.3,"t":"2046-01-20T19:00:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.39,"alt":46.09,"az":290.8,"t":"2046-01-20T19:05:00Z","terrain":0.44},{"above_terrain":true,"airmass":1.41,"alt":45.22,"az":291.3,"t":"2046-01-20T19:10:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.43,"alt":44.35,"az":291.8,"t":"2046-01-20T19:15:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.45,"alt":43.48,"az":292.3,"t":"2046-01-20T19:20:00Z","terrain":0.48},{"above_terrain":true,"airmass":1.47,"alt":42.62,"az":292.8,"t":"2046-01-20T19:25:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.5,"alt":41.76,"az":293.3,"t":"2046-01-20T19:30:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.53,"alt":40.9,"az":293.8,"t":"2046-01-20T19:35:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.55,"alt":40.04,"az":294.3,"t":"2046-01-20T19:40:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.58,"alt":39.19,"az":294.8,"t":"2046-01-20T19:45:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.61,"alt":38.34,"az":295.3,"t":"2046-01-20T19:50:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.64,"alt":37.5,"az":295.8,"t":"2046-01-20T19:55:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.67,"alt":36.66,"az":296.3,"t":"2046-01-20T20:00:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.71,"alt":35.82,"az":296.9,"t":"2046-01-20T20:05:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.74,"alt":34.99,"az":297.4,"t":"2046-01-20T20:10:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.78,"alt":34.16,"az":297.9,"t":"2046-01-20T20:15:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.82,"alt":33.33,"az":298.5,"t":"2046-01-20T20:20:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.86,"alt":32.51,"az":299.0,"t":"2046-01-20T20:25:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.9,"alt":31.7,"az":299.6,"t":"2046-01-20T20:30:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.94,"alt":30.89,"az":300.1,"t":"2046-01-20T20:35:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.99,"alt":30.08,"az":300.7,"t":"2046-01-20T20:40:00Z","terrain":0.34},{"above_terrain":true,"airmass":2.04,"alt":29.28,"az":301.2,"t":"2046-01-20T20:45:00Z","terrain":0.27},{"above_terrain":true,"airmass":2.09,"alt":28.48,"az":301.8,"t":"2046-01-20T20:50:00Z","terrain":0.13},{"above_terrain":true,"airmass":2.15,"alt":27.68,"az":302.4,"t":"2046-01-20T20:55:00Z","terrain":-0.03},{"above_terrain":true,"airmass":2.2,"alt":26.9,"az":302.9,"t":"2046-01-20T21:00:00Z","terrain":-0.21},{"above_terrain":true,"airmass":2.26,"alt":26.11,"az":303.5,"t":"2046-01-20T21:05:00Z","terrain":-0.16},{"above_terrain":true,"airmass":2.33,"alt":25.34,"az":304.1,"t":"2046-01-20T21:10:00Z","terrain":-0.12},{"above_terrain":true,"airmass":2.39,"alt":24.56,"az":304.7,"t":"2046-01-20T21:15:00Z","terrain":-0.23},{"above_terrain":true,"airmass":2.47,"alt":23.8,"az":305.3,"t":"2046-01-20T21:20:00Z","terrain":-0.26},{"above_terrain":true,"airmass":2.54,"alt":23.03,"az":305.9,"t":"2046-01-20T21:25:00Z","terrain":-0.19},{"above_terrain":true,"airmass":2.62,"alt":22.28,"az":306.5,"t":"2046-01-20T21:30:00Z","terrain":-0.01},{"above_terrain":true,"airmass":2.71,"alt":21.53,"az":307.1,"t":"2046-01-20T21:35:00Z","terrain":0.19},{"above_terrain":true,"airmass":2.8,"alt":20.79,"az":307.7,"t":"2046-01-20T21:40:00Z","terrain":0.28},{"above_terrain":true,"airmass":2.9,"alt":20.05,"az":308.3,"t":"2046-01-20T21:45:00Z","terrain":0.27},{"above_terrain":true,"airmass":3.0,"alt":19.32,"az":308.9,"t":"2046-01-20T21:50:00Z","terrain":0.18},{"above_terrain":true,"airmass":3.11,"alt":18.59,"az":309.6,"t":"2046-01-20T21:55:00Z","terrain":0.2},{"above_terrain":true,"airmass":3.23,"alt":17.87,"az":310.2,"t":"2046-01-20T22:00:00Z","terrain":0.25},{"above_terrain":true,"airmass":3.36,"alt":17.16,"az":310.8,"t":"2046-01-20T22:05:00Z","terrain":0.34},{"above_terrain":true,"airmass":3.49,"alt":16.46,"az":311.5,"t":"2046-01-20T22:10:00Z","terrain":0.25},{"above_terrain":true,"airmass":3.64,"alt":15.76,"az":312.1,"t":"2046-01-20T22:15:00Z","terrain":0.16},{"above_terrain":true,"airmass":3.8,"alt":15.07,"az":312.8,"t":"2046-01-20T22:20:00Z","terrain":0.24},{"above_terrain":true,"airmass":3.97,"alt":14.39,"az":313.5,"t":"2046-01-20T22:25:00Z","terrain":0.36},{"above_terrain":true,"airmass":4.15,"alt":13.71,"az":314.1,"t":"2046-01-20T22:30:00Z","terrain":0.48},{"above_terrain":true,"airmass":4.35,"alt":13.04,"az":314.8,"t":"2046-01-20T22:35:00Z","terrain":0.54},{"above_terrain":true,"airmass":4.57,"alt":12.38,"az":315.5,"t":"2046-01-20T22:40:00Z","terrain":0.52},{"above_terrain":true,"airmass":4.81,"alt":11.73,"az":316.2,"t":"2046-01-20T22:45:00Z","terrain":0.44},{"above_terrain":true,"airmass":5.07,"alt":11.09,"az":316.9,"t":"2046-01-20T22:50:00Z","terrain":0.32},{"above_terrain":true,"airmass":5.36,"alt":10.45,"az":317.6,"t":"2046-01-20T22:55:00Z","terrain":0.32},{"above_terrain":true,"airmass":5.68,"alt":9.83,"az":318.3,"t":"2046-01-20T23:00:00Z","terrain":0.19},{"above_terrain":true,"airmass":6.03,"alt":9.21,"az":319.0,"t":"2046-01-20T23:05:00Z","terrain":-0.14},{"above_terrain":true,"airmass":6.42,"alt":8.6,"az":319.7,"t":"2046-01-20T23:10:00Z","terrain":-0.18},{"above_terrain":true,"airmass":6.86,"alt":8.0,"az":320.5,"t":"2046-01-20T23:15:00Z","terrain":-0.2},{"above_terrain":true,"airmass":7.35,"alt":7.41,"az":321.2,"t":"2046-01-20T23:20:00Z","terrain":-0.12},{"above_terrain":true,"airmass":7.9,"alt":6.83,"az":321.9,"t":"2046-01-20T23:25:00Z","terrain":0.19},{"above_terrain":true,"airmass":8.53,"alt":6.25,"az":322.7,"t":"2046-01-20T23:30:00Z","terrain":0.12},{"above_terrain":true,"airmass":9.25,"alt":5.69,"az":323.5,"t":"2046-01-20T23:35:00Z","terrain":-0.05},{"above_terrain":true,"airmass":10.08,"alt":5.14,"az":324.2,"t":"2046-01-20T23:40:00Z","terrain":-0.21},{"above_terrain":true,"airmass":11.03,"alt":4.6,"az":325.0,"t":"2046-01-20T23:45:00Z","terrain":-0.19},{"above_terrain":true,"airmass":12.15,"alt":4.06,"az":325.8,"t":"2046-01-20T23:50:00Z","terrain":-0.23},{"above_terrain":true,"airmass":13.47,"alt":3.54,"az":326.5,"t":"2046-01-20T23:55:00Z","terrain":-0.32},{"above_terrain":true,"airmass":15.04,"alt":3.03,"az":327.3,"t":"2046-01-21T00:00:00Z","terrain":-0.34},{"above_terrain":true,"airmass":16.92,"alt":2.53,"az":328.1,"t":"2046-01-21T00:05:00Z","terrain":-0.22},{"above_terrain":true,"airmass":19.2,"alt":2.04,"az":328.9,"t":"2046-01-21T00:10:00Z","terrain":-0.14},{"above_terrain":true,"airmass":22.0,"alt":1.57,"az":329.7,"t":"2046-01-21T00:15:00Z","terrain":-0.29},{"above_terrain":true,"airmass":25.45,"alt":1.1,"az":330.6,"t":"2046-01-21T00:20:00Z","terrain":-0.37},{"above_terrain":true,"airmass":29.73,"alt":0.65,"az":331.4,"t":"2046-01-21T00:25:00Z","terrain":-0.3},{"above_terrain":true,"airmass":35.04,"alt":0.2,"az":332.2,"t":"2046-01-21T00:30:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-0.23,"az":333.0,"t":"2046-01-21T00:35:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-0.65,"az":333.9,"t":"2046-01-21T00:40:00Z","terrain":-0.22},{"above_terrain":false,"airmass":null,"alt":-1.05,"az":334.7,"t":"2046-01-21T00:45:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-1.44,"az":335.6,"t":"2046-01-21T00:50:00Z","terrain":-0.73},{"above_terrain":false,"airmass":null,"alt":-1.83,"az":336.4,"t":"2046-01-21T00:55:00Z","terrain":-0.79},{"above_terrain":false,"airmass":null,"alt":-2.19,"az":337.3,"t":"2046-01-21T01:00:00Z","terrain":-0.65},{"above_terrain":false,"airmass":null,"alt":-2.55,"az":338.2,"t":"2046-01-21T01:05:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-2.89,"az":339.0,"t":"2046-01-21T01:10:00Z","terrain":-0.74},{"above_terrain":false,"airmass":null,"alt":-3.22,"az":339.9,"t":"2046-01-21T01:15:00Z","terrain":-0.55},{"above_terrain":false,"airmass":null,"alt":-3.53,"az":340.8,"t":"2046-01-21T01:20:00Z","terrain":-0.46},{"above_terrain":false,"airmass":null,"alt":-3.83,"az":341.7,"t":"2046-01-21T01:25:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-4.12,"az":342.6,"t":"2046-01-21T01:30:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-4.39,"az":343.5,"t":"2046-01-21T01:35:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-4.65,"az":344.4,"t":"2046-01-21T01:40:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-4.9,"az":345.3,"t":"2046-01-21T01:45:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-5.13,"az":346.2,"t":"2046-01-21T01:50:00Z","terrain":-0.52},{"above_terrain":false,"airmass":null,"alt":-5.34,"az":347.1,"t":"2046-01-21T01:55:00Z","terrain":-0.38},{"above_terrain":false,"airmass":null,"alt":-5.54,"az":348.1,"t":"2046-01-21T02:00:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-5.73,"az":349.0,"t":"2046-01-21T02:05:00Z","terrain":-0.0},{"above_terrain":false,"airmass":null,"alt":-5.9,"az":349.9,"t":"2046-01-21T02:10:00Z","terrain":0.13},{"above_terrain":false,"airmass":null,"alt":-6.06,"az":350.8,"t":"2046-01-21T02:15:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-6.2,"az":351.8,"t":"2046-01-21T02:20:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-6.33,"az":352.7,"t":"2046-01-21T02:25:00Z","terrain":0.43},{"above_terrain":false,"airmass":null,"alt":-6.44,"az":353.6,"t":"2046-01-21T02:30:00Z","terrain":0.58},{"above_terrain":false,"airmass":null,"alt":-6.53,"az":354.6,"t":"2046-01-21T02:35:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-6.61,"az":355.5,"t":"2046-01-21T02:40:00Z","terrain":0.69},{"above_terrain":false,"airmass":null,"alt":-6.68,"az":356.5,"t":"2046-01-21T02:45:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-6.73,"az":357.4,"t":"2046-01-21T02:50:00Z","terrain":0.7},{"above_terrain":false,"airmass":null,"alt":-6.76,"az":358.4,"t":"2046-01-21T02:55:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-6.78,"az":359.3,"t":"2046-01-21T03:00:00Z","terrain":0.58},{"above_terrain":false,"airmass":null,"alt":-6.79,"az":0.2,"t":"2046-01-21T03:05:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-6.77,"az":1.2,"t":"2046-01-21T03:10:00Z","terrain":0.32},{"above_terrain":false,"airmass":null,"alt":-6.75,"az":2.1,"t":"2046-01-21T03:15:00Z","terrain":0.09},{"above_terrain":false,"airmass":null,"alt":-6.7,"az":3.1,"t":"2046-01-21T03:20:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-6.65,"az":4.0,"t":"2046-01-21T03:25:00Z","terrain":-0.28},{"above_terrain":false,"airmass":null,"alt":-6.57,"az":5.0,"t":"2046-01-21T03:30:00Z","terrain":-0.42},{"above_terrain":false,"airmass":null,"alt":-6.48,"az":5.9,"t":"2046-01-21T03:35:00Z","terrain":-0.57},{"above_terrain":false,"airmass":null,"alt":-6.38,"az":6.8,"t":"2046-01-21T03:40:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-6.26,"az":7.8,"t":"2046-01-21T03:45:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-6.13,"az":8.7,"t":"2046-01-21T03:50:00Z","terrain":-0.59},{"above_terrain":false,"airmass":null,"alt":-5.98,"az":9.6,"t":"2046-01-21T03:55:00Z","terrain":-0.62},{"above_terrain":false,"airmass":null,"alt":-5.81,"az":10.6,"t":"2046-01-21T04:00:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-5.63,"az":11.5,"t":"2046-01-21T04:05:00Z","terrain":-0.29},{"above_terrain":false,"airmass":null,"alt":-5.44,"az":12.4,"t":"2046-01-21T04:10:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-5.23,"az":13.3,"t":"2046-01-21T04:15:00Z","terrain":-0.02},{"above_terrain":false,"airmass":null,"alt":-5.01,"az":14.3,"t":"2046-01-21T04:20:00Z","terrain":0.17},{"above_terrain":false,"airmass":null,"alt":-4.77,"az":15.2,"t":"2046-01-21T04:25:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-4.52,"az":16.1,"t":"2046-01-21T04:30:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-4.25,"az":17.0,"t":"2046-01-21T04:35:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-3.97,"az":17.9,"t":"2046-01-21T04:40:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-3.68,"az":18.8,"t":"2046-01-21T04:45:00Z","terrain":0.6},{"above_terrain":false,"airmass":null,"alt":-3.37,"az":19.7,"t":"2046-01-21T04:50:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-3.05,"az":20.5,"t":"2046-01-21T04:55:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-2.71,"az":21.4,"t":"2046-01-21T05:00:00Z","terrain":0.82},{"above_terrain":false,"airmass":null,"alt":-2.37,"az":22.3,"t":"2046-01-21T05:05:00Z","terrain":1.04},{"above_terrain":false,"airmass":null,"alt":-2.0,"az":23.2,"t":"2046-01-21T05:10:00Z","terrain":1.12},{"above_terrain":false,"airmass":null,"alt":-1.63,"az":24.0,"t":"2046-01-21T05:15:00Z","terrain":0.93},{"above_terrain":false,"airmass":null,"alt":-1.24,"az":24.9,"t":"2046-01-21T05:20:00Z","terrain":1.18},{"above_terrain":false,"airmass":null,"alt":-0.84,"az":25.7,"t":"2046-01-21T05:25:00Z","terrain":1.31},{"above_terrain":false,"airmass":null,"alt":-0.43,"az":26.6,"t":"2046-01-21T05:30:00Z","terrain":1.31},{"above_terrain":false,"airmass":null,"alt":-0.0,"az":27.4,"t":"2046-01-21T05:35:00Z","terrain":1.24},{"above_terrain":false,"airmass":32.14,"alt":0.43,"az":28.2,"t":"2046-01-21T05:40:00Z","terrain":1.15},{"above_terrain":false,"airmass":27.39,"alt":0.88,"az":29.1,"t":"2046-01-21T05:45:00Z","terrain":1.01},{"above_terrain":true,"airmass":23.56,"alt":1.34,"az":29.9,"t":"2046-01-21T05:50:00Z","terrain":1.13},{"above_terrain":true,"airmass":20.47,"alt":1.81,"az":30.7,"t":"2046-01-21T05:55:00Z","terrain":1.26},{"above_terrain":true,"airmass":17.96,"alt":2.3,"az":31.5,"t":"2046-01-21T06:00:00Z","terrain":1.32},{"above_terrain":true,"airmass":15.9,"alt":2.79,"az":32.3,"t":"2046-01-21T06:05:00Z","terrain":1.23},{"above_terrain":true,"airmass":14.19,"alt":3.3,"az":33.1,"t":"2046-01-21T06:10:00Z","terrain":0.94},{"above_terrain":true,"airmass":12.76,"alt":3.81,"az":33.9,"t":"2046-01-21T06:15:00Z","terrain":0.51},{"above_terrain":true,"airmass":11.55,"alt":4.34,"az":34.6,"t":"2046-01-21T06:20:00Z","terrain":0.19},{"above_terrain":true,"airmass":10.52,"alt":4.88,"az":35.4,"t":"2046-01-21T06:25:00Z","terrain":0.04},{"above_terrain":true,"airmass":9.63,"alt":5.42,"az":36.2,"t":"2046-01-21T06:30:00Z","terrain":0.01},{"above_terrain":true,"airmass":8.86,"alt":5.98,"az":36.9,"t":"2046-01-21T06:35:00Z","terrain":-0.08},{"above_terrain":true,"airmass":8.2,"alt":6.55,"az":37.7,"t":"2046-01-21T06:40:00Z","terrain":-0.17},{"above_terrain":true,"airmass":7.61,"alt":7.13,"az":38.4,"t":"2046-01-21T06:45:00Z","terrain":-0.19},{"above_terrain":true,"airmass":7.09,"alt":7.71,"az":39.2,"t":"2046-01-21T06:50:00Z","terrain":-0.14},{"above_terrain":true,"airmass":6.63,"alt":8.31,"az":39.9,"t":"2046-01-21T06:55:00Z","terrain":-0.06},{"above_terrain":true,"airmass":6.21,"alt":8.91,"az":40.6,"t":"2046-01-21T07:00:00Z","terrain":-0.01},{"above_terrain":true,"airmass":5.84,"alt":9.53,"az":41.4,"t":"2046-01-21T07:05:00Z","terrain":0.06},{"above_terrain":true,"airmass":5.51,"alt":10.15,"az":42.1,"t":"2046-01-21T07:10:00Z","terrain":0.13},{"above_terrain":true,"airmass":5.21,"alt":10.78,"az":42.8,"t":"2046-01-21T07:15:00Z","terrain":0.22},{"above_terrain":true,"airmass":4.93,"alt":11.42,"az":43.5,"t":"2046-01-21T07:20:00Z","terrain":0.33},{"above_terrain":true,"airmass":4.68,"alt":12.07,"az":44.2,"t":"2046-01-21T07:25:00Z","terrain":0.44},{"above_terrain":true,"airmass":4.46,"alt":12.73,"az":44.9,"t":"2046-01-21T07:30:00Z","terrain":0.55},{"above_terrain":true,"airmass":4.25,"alt":13.39,"az":45.5,"t":"2046-01-21T07:35:00Z","terrain":0.63},{"above_terrain":true,"airmass":4.05,"alt":14.06,"az":46.2,"t":"2046-01-21T07:40:00Z","terrain":0.66},{"above_terrain":true,"airmass":3.88,"alt":14.74,"az":46.9,"t":"2046-01-21T07:45:00Z","terrain":0.62},{"above_terrain":true,"airmass":3.71,"alt":15.43,"az":47.5,"t":"2046-01-21T07:50:00Z","terrain":0.57},{"above_terrain":true,"airmass":3.56,"alt":16.12,"az":48.2,"t":"2046-01-21T07:55:00Z","terrain":0.51},{"above_terrain":true,"airmass":3.42,"alt":16.82,"az":48.8,"t":"2046-01-21T08:00:00Z","terrain":0.43},{"above_terrain":true,"airmass":3.29,"alt":17.53,"az":49.5,"t":"2046-01-21T08:05:00Z","terrain":0.41},{"above_terrain":true,"airmass":3.17,"alt":18.25,"az":50.1,"t":"2046-01-21T08:10:00Z","terrain":0.42},{"above_terrain":true,"airmass":3.05,"alt":18.97,"az":50.8,"t":"2046-01-21T08:15:00Z","terrain":0.5},{"above_terrain":true,"airmass":2.95,"alt":19.7,"az":51.4,"t":"2046-01-21T08:20:00Z","terrain":0.57},{"above_terrain":true,"airmass":2.85,"alt":20.43,"az":52.0,"t":"2046-01-21T08:25:00Z","terrain":0.63},{"above_terrain":true,"airmass":2.75,"alt":21.17,"az":52.6,"t":"2046-01-21T08:30:00Z","terrain":0.76},{"above_terrain":true,"airmass":2.66,"alt":21.92,"az":53.2,"t":"2046-01-21T08:35:00Z","terrain":0.88},{"above_terrain":true,"airmass":2.58,"alt":22.67,"az":53.8,"t":"2046-01-21T08:40:00Z","terrain":0.97},{"above_terrain":true,"airmass":2.5,"alt":23.43,"az":54.4,"t":"2046-01-21T08:45:00Z","terrain":1.04},{"above_terrain":true,"airmass":2.43,"alt":24.19,"az":55.0,"t":"2046-01-21T08:50:00Z","terrain":1.08},{"above_terrain":true,"airmass":2.36,"alt":24.96,"az":55.6,"t":"2046-01-21T08:55:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.29,"alt":25.74,"az":56.2,"t":"2046-01-21T09:00:00Z","terrain":1.05},{"above_terrain":true,"airmass":2.23,"alt":26.52,"az":56.8,"t":"2046-01-21T09:05:00Z","terrain":1.07},{"above_terrain":true,"airmass":2.17,"alt":27.3,"az":57.4,"t":"2046-01-21T09:10:00Z","terrain":1.14},{"above_terrain":true,"airmass":2.12,"alt":28.1,"az":57.9,"t":"2046-01-21T09:15:00Z","terrain":1.24},{"above_terrain":true,"airmass":2.06,"alt":28.89,"az":58.5,"t":"2046-01-21T09:20:00Z","terrain":1.23},{"above_terrain":true,"airmass":2.01,"alt":29.69,"az":59.1,"t":"2046-01-21T09:25:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.97,"alt":30.5,"az":59.6,"t":"2046-01-21T09:30:00Z","terrain":1.18},{"above_terrain":true,"airmass":1.92,"alt":31.31,"az":60.2,"t":"2046-01-21T09:35:00Z","terrain":1.16},{"above_terrain":true,"airmass":1.88,"alt":32.12,"az":60.7,"t":"2046-01-21T09:40:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.83,"alt":32.94,"az":61.3,"t":"2046-01-21T09:45:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.8,"alt":33.76,"az":61.8,"t":"2046-01-21T09:50:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.76,"alt":34.59,"az":62.3,"t":"2046-01-21T09:55:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.72,"alt":35.42,"az":62.9,"t":"2046-01-21T10:00:00Z","terrain":0.92}],"transit":{"airmass":1.0,"alt":89.8,"az":144.0,"t":"2046-01-20T15:05:00Z"},"usable_hours":4.83,"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."]}