{"assessment":{"best_window":{"end":"2029-02-12T19:45Z","end_local":"21:45","hours":2.33,"label":"good","mean_quality":0.82,"start":"2029-02-12T17:25Z","start_local":"19:25"},"cost":{"altitude":8.62,"clouds":0.0,"darkness":1.22,"moon":0.0},"formula":"astronomy = 100 * min(1, sky_hours / reference_hours) * peak_sky; overall = astronomy * score_weather / 100 (null when the weather is unknown)","hard_limit":null,"headline":"Astronomically possible, with compromises \u2014 weather unknown","hourly":[{"alt":63,"cloud":null,"high":null,"iso":"2029-02-12T16:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-10,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"18:00","wind":null},{"alt":52,"cloud":null,"high":null,"iso":"2029-02-12T17:00Z","label":"marginal","low":null,"mid":null,"moon_alt":-21,"precip":null,"q":0.47,"rh":null,"sky":"astronomical twilight","temp":null,"time":"19:00","wind":null},{"alt":41,"cloud":null,"high":null,"iso":"2029-02-12T18:00Z","label":"good","low":null,"mid":null,"moon_alt":-32,"precip":null,"q":0.88,"rh":null,"sky":"night","temp":null,"time":"20:00","wind":null},{"alt":31,"cloud":null,"high":null,"iso":"2029-02-12T19:00Z","label":"good","low":null,"mid":null,"moon_alt":-42,"precip":null,"q":0.81,"rh":null,"sky":"night","temp":null,"time":"21:00","wind":null},{"alt":22,"cloud":null,"high":null,"iso":"2029-02-12T20:00Z","label":"marginal","low":null,"mid":null,"moon_alt":-51,"precip":null,"q":0.48,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":13,"cloud":null,"high":null,"iso":"2029-02-12T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-58,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":6,"cloud":null,"high":null,"iso":"2029-02-12T22:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-61,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":0,"cloud":null,"high":null,"iso":"2029-02-12T23:00Z","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":-4,"cloud":null,"high":null,"iso":"2029-02-13T00:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-53,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":-7,"cloud":null,"high":null,"iso":"2029-02-13T01:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-44,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":-7,"cloud":null,"high":null,"iso":"2029-02-13T02:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-34,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":-5,"cloud":null,"high":null,"iso":"2029-02-13T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-23,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":0,"cloud":null,"high":null,"iso":"2029-02-13T04:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-12,"precip":null,"q":0.0,"rh":null,"sky":"astronomical twilight","temp":null,"time":"06:00","wind":null},{"alt":6,"cloud":null,"high":null,"iso":"2029-02-13T05:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-1,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"07:00","wind":null}],"peak_quality":0.92,"peak_sky":0.92,"quality_hours":2.48,"reasons":["the target being low or below 20\u00b0 cost 8.6 quality-hours","daylight and twilight cost 1.2 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":57,"score_weather":null,"sky_hours":2.48,"verdict":"unknown","verdict_astronomy":"marginal","weather_known":false,"windows":[{"end":"2029-02-12T16:20Z","end_local":"18:20","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2029-02-12T15:50Z","start_local":"17:50"},{"end":"2029-02-12T16:55Z","end_local":"18:55","hours":0.58,"label":"poor","mean_quality":0.15,"start":"2029-02-12T16:20Z","start_local":"18:20"},{"end":"2029-02-12T17:25Z","end_local":"19:25","hours":0.5,"label":"marginal","mean_quality":0.47,"start":"2029-02-12T16:55Z","start_local":"18:55"},{"end":"2029-02-12T19:45Z","end_local":"21:45","hours":2.33,"label":"good","mean_quality":0.82,"start":"2029-02-12T17:25Z","start_local":"19:25"},{"end":"2029-02-12T20:15Z","end_local":"22:15","hours":0.5,"label":"marginal","mean_quality":0.49,"start":"2029-02-12T19:45Z","start_local":"21:45"},{"end":"2029-02-13T05:20Z","end_local":"07:20","hours":9.08,"label":"unusable","mean_quality":0.0,"start":"2029-02-12T20:15Z","start_local":"22:15"}]},"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":"2029-02-12T17:24:23Z","dark_hours":10.35,"dark_to":"2029-02-13T03:45:34Z","moon":{"illumination":0.003,"phase":"new moon","waxing":false},"moon_free_dark_hours":10.33,"moonrise":"2029-02-13T05:07:00Z","moonset":"2029-02-12T14:59:13Z","sunrise":"2029-02-13T05:19:00Z","sunset":"2029-02-12T15:50:44Z","twilight":{"astronomical":{"end":"2029-02-12T17:24:23Z","start":"2029-02-13T03:45:34Z"},"civil":{"end":"2029-02-12T16:19:25Z","start":"2029-02-13T04:50:23Z"},"nautical":{"end":"2029-02-12T16:52:06Z","start":"2029-02-13T04:17:47Z"}},"window_end":"2029-02-13T10:00:00Z","window_start":"2029-02-12T10:00:00Z"},"night_date":"2029-02-12","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.36,"alt":47.5,"t":"2029-02-12T17:25:00Z"},"dec":41.26875,"dec_of_date":41.4279,"dec_str":"+41\u00b0 16' 07.5\"","good_hours":1.75,"limit_rise":"2029-02-13T06:50:38Z","limit_set":"2029-02-12T20:13:06Z","max_az_rate_deg_per_min":21.9,"moon_separation":70.9,"never_rises":false,"ra":10.68470833,"ra_of_date":11.0847,"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":"Only 1.7 h above 30\u00b0, 2.8 h above 20\u00b0 \u2014 usable, at high airmass.","terrain":{"available":true,"behind_at":"2029-02-12T23:01:09Z","blocked_dark_hours":0,"clears_at":"2029-02-13T04:16:22Z","rise_az":71.8},"track":[{"above_terrain":true,"airmass":1.29,"alt":50.56,"az":71.8,"t":"2029-02-12T10:00:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.28,"alt":51.45,"az":72.3,"t":"2029-02-12T10:05:00Z","terrain":1.14},{"above_terrain":true,"airmass":1.26,"alt":52.34,"az":72.8,"t":"2029-02-12T10:10:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.25,"alt":53.24,"az":73.2,"t":"2029-02-12T10:15:00Z","terrain":0.93},{"above_terrain":true,"airmass":1.23,"alt":54.14,"az":73.7,"t":"2029-02-12T10:20:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.22,"alt":55.04,"az":74.2,"t":"2029-02-12T10:25:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.21,"alt":55.94,"az":74.7,"t":"2029-02-12T10:30:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.19,"alt":56.84,"az":75.1,"t":"2029-02-12T10:35:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.18,"alt":57.75,"az":75.6,"t":"2029-02-12T10:40:00Z","terrain":0.68},{"above_terrain":true,"airmass":1.17,"alt":58.65,"az":76.1,"t":"2029-02-12T10:45:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.16,"alt":59.56,"az":76.5,"t":"2029-02-12T10:50:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.15,"alt":60.47,"az":77.0,"t":"2029-02-12T10:55:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.14,"alt":61.39,"az":77.4,"t":"2029-02-12T11:00:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.13,"alt":62.3,"az":77.9,"t":"2029-02-12T11:05:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.12,"alt":63.22,"az":78.4,"t":"2029-02-12T11:10:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.11,"alt":64.13,"az":78.8,"t":"2029-02-12T11:15:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.1,"alt":65.05,"az":79.3,"t":"2029-02-12T11:20:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.09,"alt":65.97,"az":79.7,"t":"2029-02-12T11:25:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.09,"alt":66.9,"az":80.2,"t":"2029-02-12T11:30:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.08,"alt":67.82,"az":80.7,"t":"2029-02-12T11:35:00Z","terrain":0.6},{"above_terrain":true,"airmass":1.07,"alt":68.74,"az":81.1,"t":"2029-02-12T11:40:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.07,"alt":69.67,"az":81.6,"t":"2029-02-12T11:45:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.06,"alt":70.59,"az":82.0,"t":"2029-02-12T11:50:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.05,"alt":71.52,"az":82.5,"t":"2029-02-12T11:55:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.05,"alt":72.45,"az":83.0,"t":"2029-02-12T12:00:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.04,"alt":73.38,"az":83.5,"t":"2029-02-12T12:05:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.04,"alt":74.31,"az":83.9,"t":"2029-02-12T12:10:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.03,"alt":75.24,"az":84.4,"t":"2029-02-12T12:15:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.03,"alt":76.17,"az":84.9,"t":"2029-02-12T12:20:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.03,"alt":77.11,"az":85.4,"t":"2029-02-12T12:25:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.02,"alt":78.04,"az":85.9,"t":"2029-02-12T12:30:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.02,"alt":78.97,"az":86.5,"t":"2029-02-12T12:35:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.02,"alt":79.91,"az":87.0,"t":"2029-02-12T12:40:00Z","terrain":0.07},{"above_terrain":true,"airmass":1.01,"alt":80.84,"az":87.6,"t":"2029-02-12T12:45:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.01,"alt":81.78,"az":88.2,"t":"2029-02-12T12:50:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.01,"alt":82.71,"az":88.8,"t":"2029-02-12T12:55:00Z","terrain":-0.18},{"above_terrain":true,"airmass":1.01,"alt":83.65,"az":89.6,"t":"2029-02-12T13:00:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.0,"alt":84.58,"az":90.4,"t":"2029-02-12T13:05:00Z","terrain":-0.17},{"above_terrain":true,"airmass":1.0,"alt":85.52,"az":91.4,"t":"2029-02-12T13:10:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.0,"alt":86.46,"az":92.7,"t":"2029-02-12T13:15:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.0,"alt":87.39,"az":94.7,"t":"2029-02-12T13:20:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.0,"alt":88.32,"az":98.3,"t":"2029-02-12T13:25:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.0,"alt":89.23,"az":109.9,"t":"2029-02-12T13:30:00Z","terrain":-1.16},{"above_terrain":true,"airmass":1.0,"alt":89.66,"az":219.4,"t":"2029-02-12T13:35:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.0,"alt":88.82,"az":257.6,"t":"2029-02-12T13:40:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.0,"alt":87.89,"az":263.7,"t":"2029-02-12T13:45:00Z","terrain":0.6},{"above_terrain":true,"airmass":1.0,"alt":86.96,"az":266.3,"t":"2029-02-12T13:50:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.0,"alt":86.02,"az":267.9,"t":"2029-02-12T13:55:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.0,"alt":85.09,"az":269.1,"t":"2029-02-12T14:00:00Z","terrain":0.76},{"above_terrain":true,"airmass":1.0,"alt":84.15,"az":270.0,"t":"2029-02-12T14:05:00Z","terrain":0.9},{"above_terrain":true,"airmass":1.01,"alt":83.22,"az":270.8,"t":"2029-02-12T14:10:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.01,"alt":82.28,"az":271.5,"t":"2029-02-12T14:15:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.01,"alt":81.34,"az":272.1,"t":"2029-02-12T14:20:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.01,"alt":80.41,"az":272.7,"t":"2029-02-12T14:25:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.02,"alt":79.47,"az":273.2,"t":"2029-02-12T14:30:00Z","terrain":0.1},{"above_terrain":true,"airmass":1.02,"alt":78.54,"az":273.8,"t":"2029-02-12T14:35:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.02,"alt":77.61,"az":274.3,"t":"2029-02-12T14:40:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.03,"alt":76.67,"az":274.8,"t":"2029-02-12T14:45:00Z","terrain":0.07},{"above_terrain":true,"airmass":1.03,"alt":75.74,"az":275.3,"t":"2029-02-12T14:50:00Z","terrain":0.06},{"above_terrain":true,"airmass":1.04,"alt":74.81,"az":275.8,"t":"2029-02-12T14:55:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.04,"alt":73.88,"az":276.3,"t":"2029-02-12T15:00:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.05,"alt":72.95,"az":276.8,"t":"2029-02-12T15:05:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.05,"alt":72.02,"az":277.2,"t":"2029-02-12T15:10:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.06,"alt":71.09,"az":277.7,"t":"2029-02-12T15:15:00Z","terrain":-0.1},{"above_terrain":true,"airmass":1.06,"alt":70.17,"az":278.2,"t":"2029-02-12T15:20:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.07,"alt":69.24,"az":278.6,"t":"2029-02-12T15:25:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.08,"alt":68.31,"az":279.1,"t":"2029-02-12T15:30:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.08,"alt":67.39,"az":279.6,"t":"2029-02-12T15:35:00Z","terrain":-0.08},{"above_terrain":true,"airmass":1.09,"alt":66.47,"az":280.0,"t":"2029-02-12T15:40:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.1,"alt":65.55,"az":280.5,"t":"2029-02-12T15:45:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.11,"alt":64.63,"az":280.9,"t":"2029-02-12T15:50:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.11,"alt":63.71,"az":281.4,"t":"2029-02-12T15:55:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.12,"alt":62.79,"az":281.9,"t":"2029-02-12T16:00:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.13,"alt":61.88,"az":282.3,"t":"2029-02-12T16:05:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.14,"alt":60.96,"az":282.8,"t":"2029-02-12T16:10:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.15,"alt":60.05,"az":283.2,"t":"2029-02-12T16:15:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.16,"alt":59.14,"az":283.7,"t":"2029-02-12T16:20:00Z","terrain":0.08},{"above_terrain":true,"airmass":1.18,"alt":58.23,"az":284.2,"t":"2029-02-12T16:25:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.19,"alt":57.33,"az":284.6,"t":"2029-02-12T16:30:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.2,"alt":56.42,"az":285.1,"t":"2029-02-12T16:35:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.21,"alt":55.52,"az":285.6,"t":"2029-02-12T16:40:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.23,"alt":54.62,"az":286.0,"t":"2029-02-12T16:45:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.24,"alt":53.72,"az":286.5,"t":"2029-02-12T16:50:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.25,"alt":52.82,"az":287.0,"t":"2029-02-12T16:55:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.27,"alt":51.93,"az":287.4,"t":"2029-02-12T17:00:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.28,"alt":51.04,"az":287.9,"t":"2029-02-12T17:05:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.3,"alt":50.15,"az":288.4,"t":"2029-02-12T17:10:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.32,"alt":49.26,"az":288.9,"t":"2029-02-12T17:15:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.34,"alt":48.38,"az":289.4,"t":"2029-02-12T17:20:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.36,"alt":47.5,"az":289.9,"t":"2029-02-12T17:25:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.37,"alt":46.62,"az":290.3,"t":"2029-02-12T17:30:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.39,"alt":45.74,"az":290.8,"t":"2029-02-12T17:35:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.42,"alt":44.87,"az":291.3,"t":"2029-02-12T17:40:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.44,"alt":44.0,"az":291.8,"t":"2029-02-12T17:45:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.46,"alt":43.13,"az":292.3,"t":"2029-02-12T17:50:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.48,"alt":42.27,"az":292.8,"t":"2029-02-12T17:55:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.51,"alt":41.4,"az":293.3,"t":"2029-02-12T18:00:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.54,"alt":40.55,"az":293.8,"t":"2029-02-12T18:05:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.56,"alt":39.69,"az":294.3,"t":"2029-02-12T18:10:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.59,"alt":38.84,"az":294.9,"t":"2029-02-12T18:15:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.62,"alt":37.99,"az":295.4,"t":"2029-02-12T18:20:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.65,"alt":37.15,"az":295.9,"t":"2029-02-12T18:25:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.69,"alt":36.31,"az":296.4,"t":"2029-02-12T18:30:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.72,"alt":35.47,"az":297.0,"t":"2029-02-12T18:35:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.76,"alt":34.64,"az":297.5,"t":"2029-02-12T18:40:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.79,"alt":33.81,"az":298.0,"t":"2029-02-12T18:45:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.83,"alt":32.99,"az":298.6,"t":"2029-02-12T18:50:00Z","terrain":0.15},{"above_terrain":true,"airmass":1.87,"alt":32.17,"az":299.1,"t":"2029-02-12T18:55:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.92,"alt":31.35,"az":299.7,"t":"2029-02-12T19:00:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.96,"alt":30.54,"az":300.2,"t":"2029-02-12T19:05:00Z","terrain":0.36},{"above_terrain":true,"airmass":2.01,"alt":29.74,"az":300.8,"t":"2029-02-12T19:10:00Z","terrain":0.33},{"above_terrain":true,"airmass":2.06,"alt":28.94,"az":301.3,"t":"2029-02-12T19:15:00Z","terrain":0.24},{"above_terrain":true,"airmass":2.11,"alt":28.14,"az":301.9,"t":"2029-02-12T19:20:00Z","terrain":0.1},{"above_terrain":true,"airmass":2.17,"alt":27.35,"az":302.5,"t":"2029-02-12T19:25:00Z","terrain":-0.07},{"above_terrain":true,"airmass":2.23,"alt":26.56,"az":303.1,"t":"2029-02-12T19:30:00Z","terrain":-0.22},{"above_terrain":true,"airmass":2.29,"alt":25.78,"az":303.6,"t":"2029-02-12T19:35:00Z","terrain":-0.15},{"above_terrain":true,"airmass":2.36,"alt":25.0,"az":304.2,"t":"2029-02-12T19:40:00Z","terrain":-0.14},{"above_terrain":true,"airmass":2.43,"alt":24.23,"az":304.8,"t":"2029-02-12T19:45:00Z","terrain":-0.25},{"above_terrain":true,"airmass":2.5,"alt":23.46,"az":305.4,"t":"2029-02-12T19:50:00Z","terrain":-0.24},{"above_terrain":true,"airmass":2.58,"alt":22.7,"az":306.0,"t":"2029-02-12T19:55:00Z","terrain":-0.17},{"above_terrain":true,"airmass":2.66,"alt":21.95,"az":306.6,"t":"2029-02-12T20:00:00Z","terrain":0.04},{"above_terrain":true,"airmass":2.75,"alt":21.2,"az":307.2,"t":"2029-02-12T20:05:00Z","terrain":0.21},{"above_terrain":true,"airmass":2.84,"alt":20.46,"az":307.8,"t":"2029-02-12T20:10:00Z","terrain":0.3},{"above_terrain":true,"airmass":2.94,"alt":19.72,"az":308.5,"t":"2029-02-12T20:15:00Z","terrain":0.25},{"above_terrain":true,"airmass":3.05,"alt":18.99,"az":309.1,"t":"2029-02-12T20:20:00Z","terrain":0.17},{"above_terrain":true,"airmass":3.16,"alt":18.27,"az":309.7,"t":"2029-02-12T20:25:00Z","terrain":0.21},{"above_terrain":true,"airmass":3.28,"alt":17.55,"az":310.4,"t":"2029-02-12T20:30:00Z","terrain":0.27},{"above_terrain":true,"airmass":3.42,"alt":16.84,"az":311.0,"t":"2029-02-12T20:35:00Z","terrain":0.36},{"above_terrain":true,"airmass":3.56,"alt":16.14,"az":311.7,"t":"2029-02-12T20:40:00Z","terrain":0.22},{"above_terrain":true,"airmass":3.71,"alt":15.45,"az":312.3,"t":"2029-02-12T20:45:00Z","terrain":0.18},{"above_terrain":true,"airmass":3.87,"alt":14.76,"az":313.0,"t":"2029-02-12T20:50:00Z","terrain":0.27},{"above_terrain":true,"airmass":4.05,"alt":14.08,"az":313.6,"t":"2029-02-12T20:55:00Z","terrain":0.4},{"above_terrain":true,"airmass":4.24,"alt":13.4,"az":314.3,"t":"2029-02-12T21:00:00Z","terrain":0.5},{"above_terrain":true,"airmass":4.45,"alt":12.74,"az":315.0,"t":"2029-02-12T21:05:00Z","terrain":0.56},{"above_terrain":true,"airmass":4.68,"alt":12.08,"az":315.7,"t":"2029-02-12T21:10:00Z","terrain":0.5},{"above_terrain":true,"airmass":4.93,"alt":11.43,"az":316.4,"t":"2029-02-12T21:15:00Z","terrain":0.41},{"above_terrain":true,"airmass":5.2,"alt":10.79,"az":317.1,"t":"2029-02-12T21:20:00Z","terrain":0.3},{"above_terrain":true,"airmass":5.51,"alt":10.15,"az":317.8,"t":"2029-02-12T21:25:00Z","terrain":0.32},{"above_terrain":true,"airmass":5.84,"alt":9.53,"az":318.5,"t":"2029-02-12T21:30:00Z","terrain":0.09},{"above_terrain":true,"airmass":6.21,"alt":8.91,"az":319.2,"t":"2029-02-12T21:35:00Z","terrain":-0.15},{"above_terrain":true,"airmass":6.63,"alt":8.31,"az":319.9,"t":"2029-02-12T21:40:00Z","terrain":-0.2},{"above_terrain":true,"airmass":7.09,"alt":7.71,"az":320.7,"t":"2029-02-12T21:45:00Z","terrain":-0.2},{"above_terrain":true,"airmass":7.61,"alt":7.12,"az":321.4,"t":"2029-02-12T21:50:00Z","terrain":-0.03},{"above_terrain":true,"airmass":8.2,"alt":6.54,"az":322.2,"t":"2029-02-12T21:55:00Z","terrain":0.19},{"above_terrain":true,"airmass":8.88,"alt":5.97,"az":322.9,"t":"2029-02-12T22:00:00Z","terrain":0.09},{"above_terrain":true,"airmass":9.65,"alt":5.41,"az":323.7,"t":"2029-02-12T22:05:00Z","terrain":-0.12},{"above_terrain":true,"airmass":10.54,"alt":4.86,"az":324.4,"t":"2029-02-12T22:10:00Z","terrain":-0.2},{"above_terrain":true,"airmass":11.58,"alt":4.32,"az":325.2,"t":"2029-02-12T22:15:00Z","terrain":-0.2},{"above_terrain":true,"airmass":12.8,"alt":3.8,"az":326.0,"t":"2029-02-12T22:20:00Z","terrain":-0.24},{"above_terrain":true,"airmass":14.24,"alt":3.28,"az":326.8,"t":"2029-02-12T22:25:00Z","terrain":-0.36},{"above_terrain":true,"airmass":15.97,"alt":2.77,"az":327.6,"t":"2029-02-12T22:30:00Z","terrain":-0.3},{"above_terrain":true,"airmass":18.06,"alt":2.27,"az":328.4,"t":"2029-02-12T22:35:00Z","terrain":-0.19},{"above_terrain":true,"airmass":20.61,"alt":1.79,"az":329.2,"t":"2029-02-12T22:40:00Z","terrain":-0.17},{"above_terrain":true,"airmass":23.76,"alt":1.32,"az":330.0,"t":"2029-02-12T22:45:00Z","terrain":-0.35},{"above_terrain":true,"airmass":27.66,"alt":0.85,"az":330.8,"t":"2029-02-12T22:50:00Z","terrain":-0.38},{"above_terrain":true,"airmass":32.51,"alt":0.4,"az":331.6,"t":"2029-02-12T22:55:00Z","terrain":-0.23},{"above_terrain":true,"airmass":null,"alt":-0.04,"az":332.5,"t":"2029-02-12T23:00:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-0.46,"az":333.3,"t":"2029-02-12T23:05:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-0.88,"az":334.1,"t":"2029-02-12T23:10:00Z","terrain":-0.28},{"above_terrain":false,"airmass":null,"alt":-1.28,"az":335.0,"t":"2029-02-12T23:15:00Z","terrain":-0.59},{"above_terrain":false,"airmass":null,"alt":-1.67,"az":335.8,"t":"2029-02-12T23:20:00Z","terrain":-0.79},{"above_terrain":false,"airmass":null,"alt":-2.05,"az":336.7,"t":"2029-02-12T23:25:00Z","terrain":-0.76},{"above_terrain":false,"airmass":null,"alt":-2.41,"az":337.6,"t":"2029-02-12T23:30:00Z","terrain":-0.58},{"above_terrain":false,"airmass":null,"alt":-2.76,"az":338.4,"t":"2029-02-12T23:35:00Z","terrain":-0.6},{"above_terrain":false,"airmass":null,"alt":-3.1,"az":339.3,"t":"2029-02-12T23:40:00Z","terrain":-0.68},{"above_terrain":false,"airmass":null,"alt":-3.42,"az":340.2,"t":"2029-02-12T23:45:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-3.73,"az":341.1,"t":"2029-02-12T23:50:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-4.03,"az":342.0,"t":"2029-02-12T23:55:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-4.31,"az":342.9,"t":"2029-02-13T00:00:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-4.58,"az":343.8,"t":"2029-02-13T00:05:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-4.83,"az":344.7,"t":"2029-02-13T00:10:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-5.07,"az":345.6,"t":"2029-02-13T00:15:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-5.3,"az":346.5,"t":"2029-02-13T00:20:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-5.51,"az":347.5,"t":"2029-02-13T00:25:00Z","terrain":-0.29},{"above_terrain":false,"airmass":null,"alt":-5.7,"az":348.4,"t":"2029-02-13T00:30:00Z","terrain":-0.09},{"above_terrain":false,"airmass":null,"alt":-5.88,"az":349.3,"t":"2029-02-13T00:35:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-6.05,"az":350.2,"t":"2029-02-13T00:40:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-6.2,"az":351.2,"t":"2029-02-13T00:45:00Z","terrain":0.16},{"above_terrain":false,"airmass":null,"alt":-6.34,"az":352.1,"t":"2029-02-13T00:50:00Z","terrain":0.29},{"above_terrain":false,"airmass":null,"alt":-6.46,"az":353.0,"t":"2029-02-13T00:55:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-6.57,"az":354.0,"t":"2029-02-13T01:00:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-6.66,"az":354.9,"t":"2029-02-13T01:05:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-6.73,"az":355.9,"t":"2029-02-13T01:10:00Z","terrain":0.73},{"above_terrain":false,"airmass":null,"alt":-6.79,"az":356.8,"t":"2029-02-13T01:15:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-6.84,"az":357.8,"t":"2029-02-13T01:20:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-6.86,"az":358.7,"t":"2029-02-13T01:25:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-6.88,"az":359.6,"t":"2029-02-13T01:30:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-6.88,"az":0.6,"t":"2029-02-13T01:35:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-6.86,"az":1.5,"t":"2029-02-13T01:40:00Z","terrain":0.24},{"above_terrain":false,"airmass":null,"alt":-6.83,"az":2.5,"t":"2029-02-13T01:45:00Z","terrain":-0.0},{"above_terrain":false,"airmass":null,"alt":-6.78,"az":3.4,"t":"2029-02-13T01:50:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-6.71,"az":4.4,"t":"2029-02-13T01:55:00Z","terrain":-0.34},{"above_terrain":false,"airmass":null,"alt":-6.63,"az":5.3,"t":"2029-02-13T02:00:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-6.54,"az":6.3,"t":"2029-02-13T02:05:00Z","terrain":-0.54},{"above_terrain":false,"airmass":null,"alt":-6.43,"az":7.2,"t":"2029-02-13T02:10:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-6.31,"az":8.1,"t":"2029-02-13T02:15:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-6.17,"az":9.1,"t":"2029-02-13T02:20:00Z","terrain":-0.66},{"above_terrain":false,"airmass":null,"alt":-6.01,"az":10.0,"t":"2029-02-13T02:25:00Z","terrain":-0.6},{"above_terrain":false,"airmass":null,"alt":-5.84,"az":10.9,"t":"2029-02-13T02:30:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-5.66,"az":11.9,"t":"2029-02-13T02:35:00Z","terrain":-0.21},{"above_terrain":false,"airmass":null,"alt":-5.46,"az":12.8,"t":"2029-02-13T02:40:00Z","terrain":-0.09},{"above_terrain":false,"airmass":null,"alt":-5.24,"az":13.7,"t":"2029-02-13T02:45:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-5.01,"az":14.6,"t":"2029-02-13T02:50:00Z","terrain":0.29},{"above_terrain":false,"airmass":null,"alt":-4.77,"az":15.5,"t":"2029-02-13T02:55:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-4.51,"az":16.4,"t":"2029-02-13T03:00:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-4.24,"az":17.3,"t":"2029-02-13T03:05:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-3.95,"az":18.2,"t":"2029-02-13T03:10:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-3.65,"az":19.1,"t":"2029-02-13T03:15:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-3.34,"az":20.0,"t":"2029-02-13T03:20:00Z","terrain":0.67},{"above_terrain":false,"airmass":null,"alt":-3.01,"az":20.9,"t":"2029-02-13T03:25:00Z","terrain":0.69},{"above_terrain":false,"airmass":null,"alt":-2.67,"az":21.8,"t":"2029-02-13T03:30:00Z","terrain":0.92},{"above_terrain":false,"airmass":null,"alt":-2.32,"az":22.6,"t":"2029-02-13T03:35:00Z","terrain":1.1},{"above_terrain":false,"airmass":null,"alt":-1.95,"az":23.5,"t":"2029-02-13T03:40:00Z","terrain":1.04},{"above_terrain":false,"airmass":null,"alt":-1.57,"az":24.4,"t":"2029-02-13T03:45:00Z","terrain":1.03},{"above_terrain":false,"airmass":null,"alt":-1.18,"az":25.2,"t":"2029-02-13T03:50:00Z","terrain":1.25},{"above_terrain":false,"airmass":null,"alt":-0.78,"az":26.1,"t":"2029-02-13T03:55:00Z","terrain":1.34},{"above_terrain":false,"airmass":null,"alt":-0.36,"az":26.9,"t":"2029-02-13T04:00:00Z","terrain":1.29},{"above_terrain":false,"airmass":36.88,"alt":0.07,"az":27.7,"t":"2029-02-13T04:05:00Z","terrain":1.21},{"above_terrain":false,"airmass":31.2,"alt":0.51,"az":28.6,"t":"2029-02-13T04:10:00Z","terrain":1.08},{"above_terrain":false,"airmass":26.61,"alt":0.97,"az":29.4,"t":"2029-02-13T04:15:00Z","terrain":1.06},{"above_terrain":true,"airmass":22.91,"alt":1.43,"az":30.2,"t":"2029-02-13T04:20:00Z","terrain":1.18},{"above_terrain":true,"airmass":19.93,"alt":1.91,"az":31.0,"t":"2029-02-13T04:25:00Z","terrain":1.31},{"above_terrain":true,"airmass":17.51,"alt":2.4,"az":31.8,"t":"2029-02-13T04:30:00Z","terrain":1.33},{"above_terrain":true,"airmass":15.51,"alt":2.9,"az":32.6,"t":"2029-02-13T04:35:00Z","terrain":1.12},{"above_terrain":true,"airmass":13.86,"alt":3.41,"az":33.4,"t":"2029-02-13T04:40:00Z","terrain":0.76},{"above_terrain":true,"airmass":12.48,"alt":3.93,"az":34.2,"t":"2029-02-13T04:45:00Z","terrain":0.35},{"above_terrain":true,"airmass":11.31,"alt":4.46,"az":35.0,"t":"2029-02-13T04:50:00Z","terrain":0.06},{"above_terrain":true,"airmass":10.31,"alt":5.0,"az":35.8,"t":"2029-02-13T04:55:00Z","terrain":0.03},{"above_terrain":true,"airmass":9.45,"alt":5.55,"az":36.5,"t":"2029-02-13T05:00:00Z","terrain":-0.03},{"above_terrain":true,"airmass":8.7,"alt":6.11,"az":37.3,"t":"2029-02-13T05:05:00Z","terrain":-0.12},{"above_terrain":true,"airmass":8.05,"alt":6.69,"az":38.0,"t":"2029-02-13T05:10:00Z","terrain":-0.21},{"above_terrain":true,"airmass":7.48,"alt":7.27,"az":38.8,"t":"2029-02-13T05:15:00Z","terrain":-0.17},{"above_terrain":true,"airmass":6.97,"alt":7.86,"az":39.5,"t":"2029-02-13T05:20:00Z","terrain":-0.1},{"above_terrain":true,"airmass":6.52,"alt":8.46,"az":40.2,"t":"2029-02-13T05:25:00Z","terrain":-0.03},{"above_terrain":true,"airmass":6.12,"alt":9.07,"az":41.0,"t":"2029-02-13T05:30:00Z","terrain":0.02},{"above_terrain":true,"airmass":5.75,"alt":9.68,"az":41.7,"t":"2029-02-13T05:35:00Z","terrain":0.09},{"above_terrain":true,"airmass":5.43,"alt":10.31,"az":42.4,"t":"2029-02-13T05:40:00Z","terrain":0.17},{"above_terrain":true,"airmass":5.13,"alt":10.95,"az":43.1,"t":"2029-02-13T05:45:00Z","terrain":0.26},{"above_terrain":true,"airmass":4.87,"alt":11.59,"az":43.8,"t":"2029-02-13T05:50:00Z","terrain":0.38},{"above_terrain":true,"airmass":4.62,"alt":12.24,"az":44.5,"t":"2029-02-13T05:55:00Z","terrain":0.49},{"above_terrain":true,"airmass":4.4,"alt":12.9,"az":45.2,"t":"2029-02-13T06:00:00Z","terrain":0.6},{"above_terrain":true,"airmass":4.19,"alt":13.57,"az":45.8,"t":"2029-02-13T06:05:00Z","terrain":0.66},{"above_terrain":true,"airmass":4.0,"alt":14.24,"az":46.5,"t":"2029-02-13T06:10:00Z","terrain":0.64},{"above_terrain":true,"airmass":3.83,"alt":14.93,"az":47.2,"t":"2029-02-13T06:15:00Z","terrain":0.59},{"above_terrain":true,"airmass":3.67,"alt":15.62,"az":47.8,"t":"2029-02-13T06:20:00Z","terrain":0.54},{"above_terrain":true,"airmass":3.52,"alt":16.31,"az":48.5,"t":"2029-02-13T06:25:00Z","terrain":0.47},{"above_terrain":true,"airmass":3.38,"alt":17.02,"az":49.2,"t":"2029-02-13T06:30:00Z","terrain":0.41},{"above_terrain":true,"airmass":3.25,"alt":17.73,"az":49.8,"t":"2029-02-13T06:35:00Z","terrain":0.4},{"above_terrain":true,"airmass":3.13,"alt":18.45,"az":50.4,"t":"2029-02-13T06:40:00Z","terrain":0.46},{"above_terrain":true,"airmass":3.02,"alt":19.17,"az":51.1,"t":"2029-02-13T06:45:00Z","terrain":0.54},{"above_terrain":true,"airmass":2.92,"alt":19.91,"az":51.7,"t":"2029-02-13T06:50:00Z","terrain":0.6},{"above_terrain":true,"airmass":2.82,"alt":20.64,"az":52.3,"t":"2029-02-13T06:55:00Z","terrain":0.7},{"above_terrain":true,"airmass":2.73,"alt":21.39,"az":52.9,"t":"2029-02-13T07:00:00Z","terrain":0.83},{"above_terrain":true,"airmass":2.64,"alt":22.14,"az":53.5,"t":"2029-02-13T07:05:00Z","terrain":0.93},{"above_terrain":true,"airmass":2.56,"alt":22.89,"az":54.1,"t":"2029-02-13T07:10:00Z","terrain":1.01},{"above_terrain":true,"airmass":2.48,"alt":23.65,"az":54.7,"t":"2029-02-13T07:15:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.41,"alt":24.42,"az":55.3,"t":"2029-02-13T07:20:00Z","terrain":1.07},{"above_terrain":true,"airmass":2.34,"alt":25.19,"az":55.9,"t":"2029-02-13T07:25:00Z","terrain":1.05},{"above_terrain":true,"airmass":2.27,"alt":25.97,"az":56.5,"t":"2029-02-13T07:30:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.21,"alt":26.75,"az":57.1,"t":"2029-02-13T07:35:00Z","terrain":1.09},{"above_terrain":true,"airmass":2.16,"alt":27.54,"az":57.7,"t":"2029-02-13T07:40:00Z","terrain":1.19},{"above_terrain":true,"airmass":2.1,"alt":28.34,"az":58.2,"t":"2029-02-13T07:45:00Z","terrain":1.24},{"above_terrain":true,"airmass":2.05,"alt":29.13,"az":58.8,"t":"2029-02-13T07:50:00Z","terrain":1.22},{"above_terrain":true,"airmass":2.0,"alt":29.94,"az":59.4,"t":"2029-02-13T07:55:00Z","terrain":1.2},{"above_terrain":true,"airmass":1.95,"alt":30.74,"az":59.9,"t":"2029-02-13T08:00:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.91,"alt":31.56,"az":60.5,"t":"2029-02-13T08:05:00Z","terrain":1.13},{"above_terrain":true,"airmass":1.86,"alt":32.37,"az":61.0,"t":"2029-02-13T08:10:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.82,"alt":33.19,"az":61.6,"t":"2029-02-13T08:15:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.78,"alt":34.02,"az":62.1,"t":"2029-02-13T08:20:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.75,"alt":34.85,"az":62.6,"t":"2029-02-13T08:25:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.71,"alt":35.68,"az":63.2,"t":"2029-02-13T08:30:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.68,"alt":36.52,"az":63.7,"t":"2029-02-13T08:35:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.65,"alt":37.36,"az":64.2,"t":"2029-02-13T08:40:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.61,"alt":38.2,"az":64.7,"t":"2029-02-13T08:45:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.58,"alt":39.05,"az":65.3,"t":"2029-02-13T08:50:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.56,"alt":39.9,"az":65.8,"t":"2029-02-13T08:55:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.53,"alt":40.76,"az":66.3,"t":"2029-02-13T09:00:00Z","terrain":0.86},{"above_terrain":true,"airmass":1.5,"alt":41.62,"az":66.8,"t":"2029-02-13T09:05:00Z","terrain":0.91},{"above_terrain":true,"airmass":1.48,"alt":42.48,"az":67.3,"t":"2029-02-13T09:10:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.46,"alt":43.35,"az":67.8,"t":"2029-02-13T09:15:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.43,"alt":44.21,"az":68.3,"t":"2029-02-13T09:20:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.41,"alt":45.08,"az":68.8,"t":"2029-02-13T09:25:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.39,"alt":45.96,"az":69.3,"t":"2029-02-13T09:30:00Z","terrain":1.1},{"above_terrain":true,"airmass":1.37,"alt":46.84,"az":69.8,"t":"2029-02-13T09:35:00Z","terrain":1.18},{"above_terrain":true,"airmass":1.35,"alt":47.72,"az":70.3,"t":"2029-02-13T09:40:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.33,"alt":48.6,"az":70.8,"t":"2029-02-13T09:45:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.31,"alt":49.48,"az":71.2,"t":"2029-02-13T09:50:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.3,"alt":50.37,"az":71.7,"t":"2029-02-13T09:55:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.28,"alt":51.26,"az":72.2,"t":"2029-02-13T10:00:00Z","terrain":1.16}],"transit":{"airmass":1.0,"alt":89.7,"az":219.4,"t":"2029-02-12T13:35:00Z"},"usable_hours":2.83,"verdict":"marginal","zenith_passage":true},"warnings":["No cloud data for this night (beyond the 4-day forecast, or not yet in the archive) \u2014 the score is geometry only."]}