{"assessment":{"best_window":{"end":"2037-12-17T23:50Z","end_local":"01:50","hours":7.25,"label":"marginal","mean_quality":0.46,"start":"2037-12-17T16:35Z","start_local":"18:35"},"cost":{"altitude":5.18,"clouds":0.0,"darkness":1.37,"moon":3.48},"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":64,"cloud":null,"high":null,"iso":"2037-12-17T15:00Z","label":"unusable","low":null,"mid":null,"moon_alt":31,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"17:00","wind":null},{"alt":75,"cloud":null,"high":null,"iso":"2037-12-17T16:00Z","label":"poor","low":null,"mid":null,"moon_alt":41,"precip":null,"q":0.26,"rh":null,"sky":"astronomical twilight","temp":null,"time":"18:00","wind":null},{"alt":86,"cloud":null,"high":null,"iso":"2037-12-17T17:00Z","label":"marginal","low":null,"mid":null,"moon_alt":49,"precip":null,"q":0.49,"rh":null,"sky":"night","temp":null,"time":"19:00","wind":null},{"alt":82,"cloud":null,"high":null,"iso":"2037-12-17T18:00Z","label":"marginal","low":null,"mid":null,"moon_alt":54,"precip":null,"q":0.47,"rh":null,"sky":"night","temp":null,"time":"20:00","wind":null},{"alt":71,"cloud":null,"high":null,"iso":"2037-12-17T19:00Z","label":"marginal","low":null,"mid":null,"moon_alt":54,"precip":null,"q":0.47,"rh":null,"sky":"night","temp":null,"time":"21:00","wind":null},{"alt":60,"cloud":null,"high":null,"iso":"2037-12-17T20:00Z","label":"marginal","low":null,"mid":null,"moon_alt":50,"precip":null,"q":0.48,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":49,"cloud":null,"high":null,"iso":"2037-12-17T21:00Z","label":"marginal","low":null,"mid":null,"moon_alt":43,"precip":null,"q":0.47,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":39,"cloud":null,"high":null,"iso":"2037-12-17T22:00Z","label":"marginal","low":null,"mid":null,"moon_alt":34,"precip":null,"q":0.47,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":29,"cloud":null,"high":null,"iso":"2037-12-17T23:00Z","label":"marginal","low":null,"mid":null,"moon_alt":23,"precip":null,"q":0.45,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":20,"cloud":null,"high":null,"iso":"2037-12-18T00:00Z","label":"unusable","low":null,"mid":null,"moon_alt":13,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":12,"cloud":null,"high":null,"iso":"2037-12-18T01:00Z","label":"unusable","low":null,"mid":null,"moon_alt":2,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":4,"cloud":null,"high":null,"iso":"2037-12-18T02:00Z","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":-1,"cloud":null,"high":null,"iso":"2037-12-18T03:00Z","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":-5,"cloud":null,"high":null,"iso":"2037-12-18T04:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-27,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"06:00","wind":null},{"alt":-7,"cloud":null,"high":null,"iso":"2037-12-18T05:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-34,"precip":null,"q":0.0,"rh":null,"sky":"nautical twilight","temp":null,"time":"07:00","wind":null}],"peak_quality":0.5,"peak_sky":0.5,"quality_hours":3.59,"reasons":["the target being low or below 20\u00b0 cost 5.2 quality-hours","moonlight cost 3.5 quality-hours","daylight and twilight cost 1.4 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":45,"score_weather":null,"sky_hours":3.59,"verdict":"unknown","verdict_astronomy":"marginal","weather_known":false,"windows":[{"end":"2037-12-17T15:25Z","end_local":"17:25","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2037-12-17T14:50Z","start_local":"16:50"},{"end":"2037-12-17T16:35Z","end_local":"18:35","hours":1.17,"label":"poor","mean_quality":0.17,"start":"2037-12-17T15:25Z","start_local":"17:25"},{"end":"2037-12-17T23:50Z","end_local":"01:50","hours":7.25,"label":"marginal","mean_quality":0.46,"start":"2037-12-17T16:35Z","start_local":"18:35"},{"end":"2037-12-18T00:00Z","end_local":"02:00","hours":0.17,"label":"poor","mean_quality":0.28,"start":"2037-12-17T23:50Z","start_local":"01:50"},{"end":"2037-12-18T05:45Z","end_local":"07:45","hours":5.75,"label":"unusable","mean_quality":0.0,"start":"2037-12-18T00:00Z","start_local":"02:00"}]},"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":"2037-12-17T16:32:26Z","dark_hours":11.5,"dark_to":"2037-12-18T04:02:31Z","moon":{"illumination":0.794,"phase":"waxing gibbous","waxing":true},"moon_free_dark_hours":2.87,"moonrise":"2037-12-17T12:09:41Z","moonset":"2037-12-18T01:09:38Z","sunrise":"2037-12-18T05:43:01Z","sunset":"2037-12-17T14:51:59Z","twilight":{"astronomical":{"end":"2037-12-17T16:32:26Z","start":"2037-12-18T04:02:31Z"},"civil":{"end":"2037-12-17T15:23:32Z","start":"2037-12-18T05:11:26Z"},"nautical":{"end":"2037-12-17T15:58:35Z","start":"2037-12-18T04:36:23Z"}},"window_end":"2037-12-18T10:00:00Z","window_start":"2037-12-17T10:00:00Z"},"night_date":"2037-12-17","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.0,"alt":89.7,"t":"2037-12-17T17:20:00Z"},"dec":41.26875,"dec_of_date":41.4762,"dec_str":"+41\u00b0 16' 07.5\"","good_hours":6.33,"limit_rise":"2037-12-17T10:39:40Z","limit_set":"2037-12-17T23:58:37Z","max_az_rate_deg_per_min":22.23,"moon_separation":38.7,"never_rises":false,"ra":10.68470833,"ra_of_date":11.2065,"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":"6.3 dark hours above 30\u00b0 \u2014 a proper target for this night.","terrain":{"available":true,"behind_at":"2037-12-18T02:47:00Z","blocked_dark_hours":0,"clears_at":"2037-12-18T08:01:00Z","rise_az":46.6},"track":[{"above_terrain":true,"airmass":3.97,"alt":14.38,"az":46.6,"t":"2037-12-17T10:00:00Z","terrain":0.63},{"above_terrain":true,"airmass":3.8,"alt":15.06,"az":47.3,"t":"2037-12-17T10:05:00Z","terrain":0.59},{"above_terrain":true,"airmass":3.64,"alt":15.76,"az":47.9,"t":"2037-12-17T10:10:00Z","terrain":0.54},{"above_terrain":true,"airmass":3.49,"alt":16.45,"az":48.6,"t":"2037-12-17T10:15:00Z","terrain":0.46},{"above_terrain":true,"airmass":3.36,"alt":17.16,"az":49.2,"t":"2037-12-17T10:20:00Z","terrain":0.41},{"above_terrain":true,"airmass":3.23,"alt":17.87,"az":49.9,"t":"2037-12-17T10:25:00Z","terrain":0.4},{"above_terrain":true,"airmass":3.11,"alt":18.59,"az":50.5,"t":"2037-12-17T10:30:00Z","terrain":0.46},{"above_terrain":true,"airmass":3.0,"alt":19.32,"az":51.1,"t":"2037-12-17T10:35:00Z","terrain":0.54},{"above_terrain":true,"airmass":2.9,"alt":20.05,"az":51.7,"t":"2037-12-17T10:40:00Z","terrain":0.6},{"above_terrain":true,"airmass":2.8,"alt":20.79,"az":52.4,"t":"2037-12-17T10:45:00Z","terrain":0.71},{"above_terrain":true,"airmass":2.71,"alt":21.53,"az":53.0,"t":"2037-12-17T10:50:00Z","terrain":0.84},{"above_terrain":true,"airmass":2.62,"alt":22.28,"az":53.6,"t":"2037-12-17T10:55:00Z","terrain":0.93},{"above_terrain":true,"airmass":2.54,"alt":23.04,"az":54.2,"t":"2037-12-17T11:00:00Z","terrain":1.02},{"above_terrain":true,"airmass":2.47,"alt":23.8,"az":54.8,"t":"2037-12-17T11:05:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.39,"alt":24.57,"az":55.4,"t":"2037-12-17T11:10:00Z","terrain":1.07},{"above_terrain":true,"airmass":2.33,"alt":25.34,"az":56.0,"t":"2037-12-17T11:15:00Z","terrain":1.05},{"above_terrain":true,"airmass":2.26,"alt":26.12,"az":56.6,"t":"2037-12-17T11:20:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.2,"alt":26.9,"az":57.1,"t":"2037-12-17T11:25:00Z","terrain":1.09},{"above_terrain":true,"airmass":2.14,"alt":27.69,"az":57.7,"t":"2037-12-17T11:30:00Z","terrain":1.2},{"above_terrain":true,"airmass":2.09,"alt":28.48,"az":58.3,"t":"2037-12-17T11:35:00Z","terrain":1.24},{"above_terrain":true,"airmass":2.04,"alt":29.28,"az":58.8,"t":"2037-12-17T11:40:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.99,"alt":30.08,"az":59.4,"t":"2037-12-17T11:45:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.94,"alt":30.89,"az":60.0,"t":"2037-12-17T11:50:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.9,"alt":31.7,"az":60.5,"t":"2037-12-17T11:55:00Z","terrain":1.13},{"above_terrain":true,"airmass":1.86,"alt":32.52,"az":61.1,"t":"2037-12-17T12:00:00Z","terrain":1.09},{"above_terrain":true,"airmass":1.82,"alt":33.34,"az":61.6,"t":"2037-12-17T12:05:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.78,"alt":34.17,"az":62.1,"t":"2037-12-17T12:10:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.74,"alt":35.0,"az":62.7,"t":"2037-12-17T12:15:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.7,"alt":35.83,"az":63.2,"t":"2037-12-17T12:20:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.67,"alt":36.67,"az":63.7,"t":"2037-12-17T12:25:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.64,"alt":37.51,"az":64.3,"t":"2037-12-17T12:30:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.61,"alt":38.35,"az":64.8,"t":"2037-12-17T12:35:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.58,"alt":39.2,"az":65.3,"t":"2037-12-17T12:40:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.55,"alt":40.06,"az":65.8,"t":"2037-12-17T12:45:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.52,"alt":40.91,"az":66.3,"t":"2037-12-17T12:50:00Z","terrain":0.86},{"above_terrain":true,"airmass":1.5,"alt":41.77,"az":66.8,"t":"2037-12-17T12:55:00Z","terrain":0.91},{"above_terrain":true,"airmass":1.47,"alt":42.63,"az":67.3,"t":"2037-12-17T13:00:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.45,"alt":43.5,"az":67.8,"t":"2037-12-17T13:05:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.43,"alt":44.36,"az":68.3,"t":"2037-12-17T13:10:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.41,"alt":45.24,"az":68.8,"t":"2037-12-17T13:15:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.39,"alt":46.11,"az":69.3,"t":"2037-12-17T13:20:00Z","terrain":1.1},{"above_terrain":true,"airmass":1.37,"alt":46.99,"az":69.8,"t":"2037-12-17T13:25:00Z","terrain":1.18},{"above_terrain":true,"airmass":1.35,"alt":47.87,"az":70.3,"t":"2037-12-17T13:30:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.33,"alt":48.75,"az":70.8,"t":"2037-12-17T13:35:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.31,"alt":49.63,"az":71.2,"t":"2037-12-17T13:40:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.29,"alt":50.52,"az":71.7,"t":"2037-12-17T13:45:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.28,"alt":51.41,"az":72.2,"t":"2037-12-17T13:50:00Z","terrain":1.16},{"above_terrain":true,"airmass":1.26,"alt":52.3,"az":72.7,"t":"2037-12-17T13:55:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.25,"alt":53.2,"az":73.1,"t":"2037-12-17T14:00:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.23,"alt":54.1,"az":73.6,"t":"2037-12-17T14:05:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.22,"alt":54.99,"az":74.1,"t":"2037-12-17T14:10:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.21,"alt":55.9,"az":74.5,"t":"2037-12-17T14:15:00Z","terrain":0.68},{"above_terrain":true,"airmass":1.19,"alt":56.8,"az":75.0,"t":"2037-12-17T14:20:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.18,"alt":57.7,"az":75.5,"t":"2037-12-17T14:25:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.17,"alt":58.61,"az":75.9,"t":"2037-12-17T14:30:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.16,"alt":59.52,"az":76.4,"t":"2037-12-17T14:35:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.15,"alt":60.43,"az":76.9,"t":"2037-12-17T14:40:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.14,"alt":61.34,"az":77.3,"t":"2037-12-17T14:45:00Z","terrain":0.68},{"above_terrain":true,"airmass":1.13,"alt":62.26,"az":77.8,"t":"2037-12-17T14:50:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.12,"alt":63.17,"az":78.2,"t":"2037-12-17T14:55:00Z","terrain":0.62},{"above_terrain":true,"airmass":1.11,"alt":64.09,"az":78.7,"t":"2037-12-17T15:00:00Z","terrain":0.59},{"above_terrain":true,"airmass":1.1,"alt":65.01,"az":79.1,"t":"2037-12-17T15:05:00Z","terrain":0.55},{"above_terrain":true,"airmass":1.09,"alt":65.93,"az":79.6,"t":"2037-12-17T15:10:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.09,"alt":66.85,"az":80.0,"t":"2037-12-17T15:15:00Z","terrain":0.47},{"above_terrain":true,"airmass":1.08,"alt":67.77,"az":80.5,"t":"2037-12-17T15:20:00Z","terrain":0.57},{"above_terrain":true,"airmass":1.07,"alt":68.69,"az":81.0,"t":"2037-12-17T15:25:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.07,"alt":69.62,"az":81.4,"t":"2037-12-17T15:30:00Z","terrain":0.73},{"above_terrain":true,"airmass":1.06,"alt":70.55,"az":81.9,"t":"2037-12-17T15:35:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.05,"alt":71.47,"az":82.3,"t":"2037-12-17T15:40:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.05,"alt":72.4,"az":82.8,"t":"2037-12-17T15:45:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.04,"alt":73.33,"az":83.3,"t":"2037-12-17T15:50:00Z","terrain":0.45},{"above_terrain":true,"airmass":1.04,"alt":74.26,"az":83.7,"t":"2037-12-17T15:55:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.03,"alt":75.19,"az":84.2,"t":"2037-12-17T16:00:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.03,"alt":76.12,"az":84.7,"t":"2037-12-17T16:05:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.03,"alt":77.05,"az":85.2,"t":"2037-12-17T16:10:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.02,"alt":77.99,"az":85.7,"t":"2037-12-17T16:15:00Z","terrain":0.21},{"above_terrain":true,"airmass":1.02,"alt":78.92,"az":86.2,"t":"2037-12-17T16:20:00Z","terrain":0.15},{"above_terrain":true,"airmass":1.02,"alt":79.85,"az":86.7,"t":"2037-12-17T16:25:00Z","terrain":0.1},{"above_terrain":true,"airmass":1.01,"alt":80.79,"az":87.2,"t":"2037-12-17T16:30:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.01,"alt":81.72,"az":87.8,"t":"2037-12-17T16:35:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.01,"alt":82.66,"az":88.4,"t":"2037-12-17T16:40:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.01,"alt":83.6,"az":89.1,"t":"2037-12-17T16:45:00Z","terrain":-0.2},{"above_terrain":true,"airmass":1.0,"alt":84.53,"az":89.8,"t":"2037-12-17T16:50:00Z","terrain":-0.22},{"above_terrain":true,"airmass":1.0,"alt":85.47,"az":90.7,"t":"2037-12-17T16:55:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.0,"alt":86.4,"az":91.9,"t":"2037-12-17T17:00:00Z","terrain":0.07},{"above_terrain":true,"airmass":1.0,"alt":87.34,"az":93.5,"t":"2037-12-17T17:05:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.0,"alt":88.27,"az":96.4,"t":"2037-12-17T17:10:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.0,"alt":89.19,"az":105.2,"t":"2037-12-17T17:15:00Z","terrain":-0.3},{"above_terrain":true,"airmass":1.0,"alt":89.73,"az":216.4,"t":"2037-12-17T17:20:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.0,"alt":88.88,"az":259.3,"t":"2037-12-17T17:25:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.0,"alt":87.95,"az":264.8,"t":"2037-12-17T17:30:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.0,"alt":87.02,"az":267.1,"t":"2037-12-17T17:35:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.0,"alt":86.09,"az":268.6,"t":"2037-12-17T17:40:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.0,"alt":85.15,"az":269.6,"t":"2037-12-17T17:45:00Z","terrain":0.84},{"above_terrain":true,"airmass":1.0,"alt":84.21,"az":270.4,"t":"2037-12-17T17:50:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.01,"alt":83.28,"az":271.1,"t":"2037-12-17T17:55:00Z","terrain":0.73},{"above_terrain":true,"airmass":1.01,"alt":82.34,"az":271.8,"t":"2037-12-17T18:00:00Z","terrain":0.5},{"above_terrain":true,"airmass":1.01,"alt":81.41,"az":272.4,"t":"2037-12-17T18:05:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.01,"alt":80.47,"az":272.9,"t":"2037-12-17T18:10:00Z","terrain":0.16},{"above_terrain":true,"airmass":1.02,"alt":79.54,"az":273.5,"t":"2037-12-17T18:15:00Z","terrain":0.06},{"above_terrain":true,"airmass":1.02,"alt":78.6,"az":274.0,"t":"2037-12-17T18:20:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.02,"alt":77.67,"az":274.5,"t":"2037-12-17T18:25:00Z","terrain":0.03},{"above_terrain":true,"airmass":1.03,"alt":76.74,"az":275.0,"t":"2037-12-17T18:30:00Z","terrain":0.09},{"above_terrain":true,"airmass":1.03,"alt":75.81,"az":275.5,"t":"2037-12-17T18:35:00Z","terrain":0.04},{"above_terrain":true,"airmass":1.04,"alt":74.87,"az":276.0,"t":"2037-12-17T18:40:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.04,"alt":73.94,"az":276.4,"t":"2037-12-17T18:45:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.05,"alt":73.01,"az":276.9,"t":"2037-12-17T18:50:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.05,"alt":72.08,"az":277.4,"t":"2037-12-17T18:55:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.06,"alt":71.16,"az":277.8,"t":"2037-12-17T19:00:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.06,"alt":70.23,"az":278.3,"t":"2037-12-17T19:05:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.07,"alt":69.3,"az":278.7,"t":"2037-12-17T19:10:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.08,"alt":68.38,"az":279.2,"t":"2037-12-17T19:15:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.08,"alt":67.46,"az":279.7,"t":"2037-12-17T19:20:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.09,"alt":66.53,"az":280.1,"t":"2037-12-17T19:25:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.1,"alt":65.61,"az":280.6,"t":"2037-12-17T19:30:00Z","terrain":-0.04},{"above_terrain":true,"airmass":1.11,"alt":64.69,"az":281.0,"t":"2037-12-17T19:35:00Z","terrain":0.03},{"above_terrain":true,"airmass":1.11,"alt":63.78,"az":281.5,"t":"2037-12-17T19:40:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.12,"alt":62.86,"az":281.9,"t":"2037-12-17T19:45:00Z","terrain":-0.12},{"above_terrain":true,"airmass":1.13,"alt":61.95,"az":282.4,"t":"2037-12-17T19:50:00Z","terrain":-0.08},{"above_terrain":true,"airmass":1.14,"alt":61.03,"az":282.8,"t":"2037-12-17T19:55:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.15,"alt":60.12,"az":283.3,"t":"2037-12-17T20:00:00Z","terrain":0.03},{"above_terrain":true,"airmass":1.16,"alt":59.21,"az":283.8,"t":"2037-12-17T20:05:00Z","terrain":0.09},{"above_terrain":true,"airmass":1.17,"alt":58.3,"az":284.2,"t":"2037-12-17T20:10:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.19,"alt":57.4,"az":284.7,"t":"2037-12-17T20:15:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.2,"alt":56.49,"az":285.1,"t":"2037-12-17T20:20:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.21,"alt":55.59,"az":285.6,"t":"2037-12-17T20:25:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.22,"alt":54.69,"az":286.1,"t":"2037-12-17T20:30:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.24,"alt":53.79,"az":286.5,"t":"2037-12-17T20:35:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.25,"alt":52.89,"az":287.0,"t":"2037-12-17T20:40:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.27,"alt":52.0,"az":287.5,"t":"2037-12-17T20:45:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.28,"alt":51.11,"az":288.0,"t":"2037-12-17T20:50:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.3,"alt":50.22,"az":288.4,"t":"2037-12-17T20:55:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.32,"alt":49.33,"az":288.9,"t":"2037-12-17T21:00:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.33,"alt":48.45,"az":289.4,"t":"2037-12-17T21:05:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.35,"alt":47.57,"az":289.9,"t":"2037-12-17T21:10:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.37,"alt":46.69,"az":290.4,"t":"2037-12-17T21:15:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.39,"alt":45.81,"az":290.9,"t":"2037-12-17T21:20:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.41,"alt":44.94,"az":291.4,"t":"2037-12-17T21:25:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.44,"alt":44.07,"az":291.9,"t":"2037-12-17T21:30:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.46,"alt":43.2,"az":292.3,"t":"2037-12-17T21:35:00Z","terrain":0.46},{"above_terrain":true,"airmass":1.48,"alt":42.34,"az":292.8,"t":"2037-12-17T21:40:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.51,"alt":41.48,"az":293.4,"t":"2037-12-17T21:45:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.53,"alt":40.62,"az":293.9,"t":"2037-12-17T21:50:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.56,"alt":39.77,"az":294.4,"t":"2037-12-17T21:55:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.59,"alt":38.91,"az":294.9,"t":"2037-12-17T22:00:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.62,"alt":38.07,"az":295.4,"t":"2037-12-17T22:05:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.65,"alt":37.22,"az":295.9,"t":"2037-12-17T22:10:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.68,"alt":36.38,"az":296.4,"t":"2037-12-17T22:15:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.72,"alt":35.55,"az":297.0,"t":"2037-12-17T22:20:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.75,"alt":34.72,"az":297.5,"t":"2037-12-17T22:25:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.79,"alt":33.89,"az":298.0,"t":"2037-12-17T22:30:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.83,"alt":33.06,"az":298.6,"t":"2037-12-17T22:35:00Z","terrain":0.15},{"above_terrain":true,"airmass":1.87,"alt":32.24,"az":299.1,"t":"2037-12-17T22:40:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.91,"alt":31.43,"az":299.7,"t":"2037-12-17T22:45:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.96,"alt":30.62,"az":300.2,"t":"2037-12-17T22:50:00Z","terrain":0.36},{"above_terrain":true,"airmass":2.01,"alt":29.81,"az":300.8,"t":"2037-12-17T22:55:00Z","terrain":0.33},{"above_terrain":true,"airmass":2.06,"alt":29.01,"az":301.3,"t":"2037-12-17T23:00:00Z","terrain":0.24},{"above_terrain":true,"airmass":2.11,"alt":28.21,"az":301.9,"t":"2037-12-17T23:05:00Z","terrain":0.1},{"above_terrain":true,"airmass":2.16,"alt":27.42,"az":302.5,"t":"2037-12-17T23:10:00Z","terrain":-0.07},{"above_terrain":true,"airmass":2.22,"alt":26.63,"az":303.1,"t":"2037-12-17T23:15:00Z","terrain":-0.22},{"above_terrain":true,"airmass":2.28,"alt":25.85,"az":303.6,"t":"2037-12-17T23:20:00Z","terrain":-0.15},{"above_terrain":true,"airmass":2.35,"alt":25.08,"az":304.2,"t":"2037-12-17T23:25:00Z","terrain":-0.14},{"above_terrain":true,"airmass":2.42,"alt":24.3,"az":304.8,"t":"2037-12-17T23:30:00Z","terrain":-0.26},{"above_terrain":true,"airmass":2.49,"alt":23.54,"az":305.4,"t":"2037-12-17T23:35:00Z","terrain":-0.24},{"above_terrain":true,"airmass":2.57,"alt":22.78,"az":306.0,"t":"2037-12-17T23:40:00Z","terrain":-0.17},{"above_terrain":true,"airmass":2.65,"alt":22.02,"az":306.6,"t":"2037-12-17T23:45:00Z","terrain":0.05},{"above_terrain":true,"airmass":2.74,"alt":21.28,"az":307.2,"t":"2037-12-17T23:50:00Z","terrain":0.21},{"above_terrain":true,"airmass":2.83,"alt":20.53,"az":307.8,"t":"2037-12-17T23:55:00Z","terrain":0.3},{"above_terrain":true,"airmass":2.93,"alt":19.8,"az":308.5,"t":"2037-12-18T00:00:00Z","terrain":0.25},{"above_terrain":true,"airmass":3.04,"alt":19.07,"az":309.1,"t":"2037-12-18T00:05:00Z","terrain":0.17},{"above_terrain":true,"airmass":3.15,"alt":18.34,"az":309.7,"t":"2037-12-18T00:10:00Z","terrain":0.21},{"above_terrain":true,"airmass":3.27,"alt":17.63,"az":310.4,"t":"2037-12-18T00:15:00Z","terrain":0.27},{"above_terrain":true,"airmass":3.4,"alt":16.92,"az":311.0,"t":"2037-12-18T00:20:00Z","terrain":0.36},{"above_terrain":true,"airmass":3.54,"alt":16.22,"az":311.7,"t":"2037-12-18T00:25:00Z","terrain":0.22},{"above_terrain":true,"airmass":3.69,"alt":15.52,"az":312.3,"t":"2037-12-18T00:30:00Z","terrain":0.18},{"above_terrain":true,"airmass":3.85,"alt":14.83,"az":313.0,"t":"2037-12-18T00:35:00Z","terrain":0.27},{"above_terrain":true,"airmass":4.03,"alt":14.15,"az":313.6,"t":"2037-12-18T00:40:00Z","terrain":0.4},{"above_terrain":true,"airmass":4.22,"alt":13.48,"az":314.3,"t":"2037-12-18T00:45:00Z","terrain":0.5},{"above_terrain":true,"airmass":4.43,"alt":12.81,"az":315.0,"t":"2037-12-18T00:50:00Z","terrain":0.56},{"above_terrain":true,"airmass":4.65,"alt":12.15,"az":315.7,"t":"2037-12-18T00:55:00Z","terrain":0.51},{"above_terrain":true,"airmass":4.9,"alt":11.5,"az":316.4,"t":"2037-12-18T01:00:00Z","terrain":0.41},{"above_terrain":true,"airmass":5.17,"alt":10.86,"az":317.1,"t":"2037-12-18T01:05:00Z","terrain":0.3},{"above_terrain":true,"airmass":5.47,"alt":10.23,"az":317.8,"t":"2037-12-18T01:10:00Z","terrain":0.32},{"above_terrain":true,"airmass":5.8,"alt":9.6,"az":318.5,"t":"2037-12-18T01:15:00Z","terrain":0.1},{"above_terrain":true,"airmass":6.17,"alt":8.99,"az":319.2,"t":"2037-12-18T01:20:00Z","terrain":-0.15},{"above_terrain":true,"airmass":6.57,"alt":8.38,"az":319.9,"t":"2037-12-18T01:25:00Z","terrain":-0.2},{"above_terrain":true,"airmass":7.03,"alt":7.78,"az":320.7,"t":"2037-12-18T01:30:00Z","terrain":-0.2},{"above_terrain":true,"airmass":7.54,"alt":7.19,"az":321.4,"t":"2037-12-18T01:35:00Z","terrain":-0.03},{"above_terrain":true,"airmass":8.12,"alt":6.62,"az":322.1,"t":"2037-12-18T01:40:00Z","terrain":0.19},{"above_terrain":true,"airmass":8.78,"alt":6.05,"az":322.9,"t":"2037-12-18T01:45:00Z","terrain":0.09},{"above_terrain":true,"airmass":9.54,"alt":5.49,"az":323.7,"t":"2037-12-18T01:50:00Z","terrain":-0.11},{"above_terrain":true,"airmass":10.41,"alt":4.94,"az":324.4,"t":"2037-12-18T01:55:00Z","terrain":-0.2},{"above_terrain":true,"airmass":11.43,"alt":4.4,"az":325.2,"t":"2037-12-18T02:00:00Z","terrain":-0.2},{"above_terrain":true,"airmass":12.62,"alt":3.87,"az":326.0,"t":"2037-12-18T02:05:00Z","terrain":-0.24},{"above_terrain":true,"airmass":14.03,"alt":3.35,"az":326.8,"t":"2037-12-18T02:10:00Z","terrain":-0.35},{"above_terrain":true,"airmass":15.71,"alt":2.84,"az":327.5,"t":"2037-12-18T02:15:00Z","terrain":-0.3},{"above_terrain":true,"airmass":17.73,"alt":2.35,"az":328.3,"t":"2037-12-18T02:20:00Z","terrain":-0.2},{"above_terrain":true,"airmass":20.2,"alt":1.86,"az":329.1,"t":"2037-12-18T02:25:00Z","terrain":-0.16},{"above_terrain":true,"airmass":23.24,"alt":1.39,"az":330.0,"t":"2037-12-18T02:30:00Z","terrain":-0.34},{"above_terrain":true,"airmass":27.0,"alt":0.92,"az":330.8,"t":"2037-12-18T02:35:00Z","terrain":-0.38},{"above_terrain":true,"airmass":31.68,"alt":0.47,"az":331.6,"t":"2037-12-18T02:40:00Z","terrain":-0.24},{"above_terrain":true,"airmass":37.44,"alt":0.03,"az":332.4,"t":"2037-12-18T02:45:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-0.39,"az":333.3,"t":"2037-12-18T02:50:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-0.81,"az":334.1,"t":"2037-12-18T02:55:00Z","terrain":-0.27},{"above_terrain":false,"airmass":null,"alt":-1.21,"az":335.0,"t":"2037-12-18T03:00:00Z","terrain":-0.57},{"above_terrain":false,"airmass":null,"alt":-1.6,"az":335.8,"t":"2037-12-18T03:05:00Z","terrain":-0.79},{"above_terrain":false,"airmass":null,"alt":-1.98,"az":336.7,"t":"2037-12-18T03:10:00Z","terrain":-0.76},{"above_terrain":false,"airmass":null,"alt":-2.34,"az":337.5,"t":"2037-12-18T03:15:00Z","terrain":-0.59},{"above_terrain":false,"airmass":null,"alt":-2.69,"az":338.4,"t":"2037-12-18T03:20:00Z","terrain":-0.59},{"above_terrain":false,"airmass":null,"alt":-3.03,"az":339.3,"t":"2037-12-18T03:25:00Z","terrain":-0.69},{"above_terrain":false,"airmass":null,"alt":-3.36,"az":340.2,"t":"2037-12-18T03:30:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-3.67,"az":341.1,"t":"2037-12-18T03:35:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-3.96,"az":342.0,"t":"2037-12-18T03:40:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-4.25,"az":342.9,"t":"2037-12-18T03:45:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-4.52,"az":343.8,"t":"2037-12-18T03:50:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-4.77,"az":344.7,"t":"2037-12-18T03:55:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-5.01,"az":345.6,"t":"2037-12-18T04:00:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-5.24,"az":346.5,"t":"2037-12-18T04:05:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-5.45,"az":347.4,"t":"2037-12-18T04:10:00Z","terrain":-0.31},{"above_terrain":false,"airmass":null,"alt":-5.64,"az":348.3,"t":"2037-12-18T04:15:00Z","terrain":-0.09},{"above_terrain":false,"airmass":null,"alt":-5.83,"az":349.3,"t":"2037-12-18T04:20:00Z","terrain":0.04},{"above_terrain":false,"airmass":null,"alt":-5.99,"az":350.2,"t":"2037-12-18T04:25:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-6.15,"az":351.1,"t":"2037-12-18T04:30:00Z","terrain":0.15},{"above_terrain":false,"airmass":null,"alt":-6.28,"az":352.0,"t":"2037-12-18T04:35:00Z","terrain":0.28},{"above_terrain":false,"airmass":null,"alt":-6.4,"az":353.0,"t":"2037-12-18T04:40:00Z","terrain":0.5},{"above_terrain":false,"airmass":null,"alt":-6.51,"az":353.9,"t":"2037-12-18T04:45:00Z","terrain":0.61},{"above_terrain":false,"airmass":null,"alt":-6.6,"az":354.9,"t":"2037-12-18T04:50:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-6.68,"az":355.8,"t":"2037-12-18T04:55:00Z","terrain":0.72},{"above_terrain":false,"airmass":null,"alt":-6.74,"az":356.8,"t":"2037-12-18T05:00:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-6.78,"az":357.7,"t":"2037-12-18T05:05:00Z","terrain":0.66},{"above_terrain":false,"airmass":null,"alt":-6.81,"az":358.6,"t":"2037-12-18T05:10:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-6.83,"az":359.6,"t":"2037-12-18T05:15:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-6.83,"az":0.5,"t":"2037-12-18T05:20:00Z","terrain":0.43},{"above_terrain":false,"airmass":null,"alt":-6.81,"az":1.5,"t":"2037-12-18T05:25:00Z","terrain":0.25},{"above_terrain":false,"airmass":null,"alt":-6.78,"az":2.4,"t":"2037-12-18T05:30:00Z","terrain":0.01},{"above_terrain":false,"airmass":null,"alt":-6.73,"az":3.4,"t":"2037-12-18T05:35:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-6.67,"az":4.3,"t":"2037-12-18T05:40:00Z","terrain":-0.33},{"above_terrain":false,"airmass":null,"alt":-6.59,"az":5.3,"t":"2037-12-18T05:45:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-6.5,"az":6.2,"t":"2037-12-18T05:50:00Z","terrain":-0.56},{"above_terrain":false,"airmass":null,"alt":-6.39,"az":7.1,"t":"2037-12-18T05:55:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-6.27,"az":8.1,"t":"2037-12-18T06:00:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-6.13,"az":9.0,"t":"2037-12-18T06:05:00Z","terrain":-0.66},{"above_terrain":false,"airmass":null,"alt":-5.97,"az":9.9,"t":"2037-12-18T06:10:00Z","terrain":-0.6},{"above_terrain":false,"airmass":null,"alt":-5.8,"az":10.9,"t":"2037-12-18T06:15:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-5.62,"az":11.8,"t":"2037-12-18T06:20:00Z","terrain":-0.23},{"above_terrain":false,"airmass":null,"alt":-5.42,"az":12.7,"t":"2037-12-18T06:25:00Z","terrain":-0.1},{"above_terrain":false,"airmass":null,"alt":-5.21,"az":13.6,"t":"2037-12-18T06:30:00Z","terrain":0.03},{"above_terrain":false,"airmass":null,"alt":-4.98,"az":14.5,"t":"2037-12-18T06:35:00Z","terrain":0.26},{"above_terrain":false,"airmass":null,"alt":-4.74,"az":15.5,"t":"2037-12-18T06:40:00Z","terrain":0.45},{"above_terrain":false,"airmass":null,"alt":-4.48,"az":16.4,"t":"2037-12-18T06:45:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-4.21,"az":17.3,"t":"2037-12-18T06:50:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-3.93,"az":18.2,"t":"2037-12-18T06:55:00Z","terrain":0.54},{"above_terrain":false,"airmass":null,"alt":-3.63,"az":19.1,"t":"2037-12-18T07:00:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.32,"az":19.9,"t":"2037-12-18T07:05:00Z","terrain":0.67},{"above_terrain":false,"airmass":null,"alt":-2.99,"az":20.8,"t":"2037-12-18T07:10:00Z","terrain":0.69},{"above_terrain":false,"airmass":null,"alt":-2.65,"az":21.7,"t":"2037-12-18T07:15:00Z","terrain":0.9},{"above_terrain":false,"airmass":null,"alt":-2.3,"az":22.6,"t":"2037-12-18T07:20:00Z","terrain":1.09},{"above_terrain":false,"airmass":null,"alt":-1.93,"az":23.4,"t":"2037-12-18T07:25:00Z","terrain":1.06},{"above_terrain":false,"airmass":null,"alt":-1.55,"az":24.3,"t":"2037-12-18T07:30:00Z","terrain":1.01},{"above_terrain":false,"airmass":null,"alt":-1.16,"az":25.1,"t":"2037-12-18T07:35:00Z","terrain":1.24},{"above_terrain":false,"airmass":null,"alt":-0.76,"az":26.0,"t":"2037-12-18T07:40:00Z","terrain":1.34},{"above_terrain":false,"airmass":null,"alt":-0.34,"az":26.8,"t":"2037-12-18T07:45:00Z","terrain":1.29},{"above_terrain":false,"airmass":36.65,"alt":0.09,"az":27.7,"t":"2037-12-18T07:50:00Z","terrain":1.22},{"above_terrain":false,"airmass":31.03,"alt":0.53,"az":28.5,"t":"2037-12-18T07:55:00Z","terrain":1.09},{"above_terrain":false,"airmass":26.48,"alt":0.98,"az":29.3,"t":"2037-12-18T08:00:00Z","terrain":1.05},{"above_terrain":true,"airmass":22.82,"alt":1.44,"az":30.1,"t":"2037-12-18T08:05:00Z","terrain":1.17},{"above_terrain":true,"airmass":19.86,"alt":1.92,"az":31.0,"t":"2037-12-18T08:10:00Z","terrain":1.3},{"above_terrain":true,"airmass":17.46,"alt":2.41,"az":31.8,"t":"2037-12-18T08:15:00Z","terrain":1.33},{"above_terrain":true,"airmass":15.48,"alt":2.91,"az":32.6,"t":"2037-12-18T08:20:00Z","terrain":1.14},{"above_terrain":true,"airmass":13.84,"alt":3.41,"az":33.3,"t":"2037-12-18T08:25:00Z","terrain":0.8},{"above_terrain":true,"airmass":12.46,"alt":3.93,"az":34.1,"t":"2037-12-18T08:30:00Z","terrain":0.38},{"above_terrain":true,"airmass":11.29,"alt":4.46,"az":34.9,"t":"2037-12-18T08:35:00Z","terrain":0.09},{"above_terrain":true,"airmass":10.3,"alt":5.01,"az":35.7,"t":"2037-12-18T08:40:00Z","terrain":0.04},{"above_terrain":true,"airmass":9.44,"alt":5.56,"az":36.4,"t":"2037-12-18T08:45:00Z","terrain":-0.02},{"above_terrain":true,"airmass":8.7,"alt":6.12,"az":37.2,"t":"2037-12-18T08:50:00Z","terrain":-0.11},{"above_terrain":true,"airmass":8.05,"alt":6.69,"az":37.9,"t":"2037-12-18T08:55:00Z","terrain":-0.2},{"above_terrain":true,"airmass":7.47,"alt":7.27,"az":38.7,"t":"2037-12-18T09:00:00Z","terrain":-0.18},{"above_terrain":true,"airmass":6.97,"alt":7.86,"az":39.4,"t":"2037-12-18T09:05:00Z","terrain":-0.11},{"above_terrain":true,"airmass":6.52,"alt":8.46,"az":40.2,"t":"2037-12-18T09:10:00Z","terrain":-0.04},{"above_terrain":true,"airmass":6.12,"alt":9.07,"az":40.9,"t":"2037-12-18T09:15:00Z","terrain":0.01},{"above_terrain":true,"airmass":5.76,"alt":9.68,"az":41.6,"t":"2037-12-18T09:20:00Z","terrain":0.08},{"above_terrain":true,"airmass":5.43,"alt":10.31,"az":42.3,"t":"2037-12-18T09:25:00Z","terrain":0.16},{"above_terrain":true,"airmass":5.14,"alt":10.94,"az":43.0,"t":"2037-12-18T09:30:00Z","terrain":0.25},{"above_terrain":true,"airmass":4.87,"alt":11.58,"az":43.7,"t":"2037-12-18T09:35:00Z","terrain":0.36},{"above_terrain":true,"airmass":4.62,"alt":12.24,"az":44.4,"t":"2037-12-18T09:40:00Z","terrain":0.48},{"above_terrain":true,"airmass":4.4,"alt":12.89,"az":45.1,"t":"2037-12-18T09:45:00Z","terrain":0.59},{"above_terrain":true,"airmass":4.2,"alt":13.56,"az":45.8,"t":"2037-12-18T09:50:00Z","terrain":0.65},{"above_terrain":true,"airmass":4.01,"alt":14.24,"az":46.4,"t":"2037-12-18T09:55:00Z","terrain":0.64},{"above_terrain":true,"airmass":3.83,"alt":14.92,"az":47.1,"t":"2037-12-18T10:00:00Z","terrain":0.6}],"transit":{"airmass":1.0,"alt":89.7,"az":216.4,"t":"2037-12-17T17:20:00Z"},"usable_hours":7.42,"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."]}