{"assessment":{"best_window":{"end":"2033-12-20T19:45Z","end_local":"21:45","hours":3.17,"label":"good","mean_quality":0.85,"start":"2033-12-20T16:35Z","start_local":"18:35"},"cost":{"altitude":8.91,"clouds":0.0,"darkness":1.37,"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 worth it \u2014 weather unknown","hourly":[{"alt":72,"cloud":null,"high":null,"iso":"2033-12-20T15:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-9,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"17:00","wind":null},{"alt":61,"cloud":null,"high":null,"iso":"2033-12-20T16:00Z","label":"marginal","low":null,"mid":null,"moon_alt":-19,"precip":null,"q":0.5,"rh":null,"sky":"astronomical twilight","temp":null,"time":"18:00","wind":null},{"alt":51,"cloud":null,"high":null,"iso":"2033-12-20T17:00Z","label":"good","low":null,"mid":null,"moon_alt":-30,"precip":null,"q":0.94,"rh":null,"sky":"night","temp":null,"time":"19:00","wind":null},{"alt":41,"cloud":null,"high":null,"iso":"2033-12-20T18:00Z","label":"good","low":null,"mid":null,"moon_alt":-41,"precip":null,"q":0.87,"rh":null,"sky":"night","temp":null,"time":"20:00","wind":null},{"alt":31,"cloud":null,"high":null,"iso":"2033-12-20T19:00Z","label":"good","low":null,"mid":null,"moon_alt":-51,"precip":null,"q":0.81,"rh":null,"sky":"night","temp":null,"time":"21:00","wind":null},{"alt":22,"cloud":null,"high":null,"iso":"2033-12-20T20:00Z","label":"marginal","low":null,"mid":null,"moon_alt":-60,"precip":null,"q":0.49,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":14,"cloud":null,"high":null,"iso":"2033-12-20T21:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-66,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":7,"cloud":null,"high":null,"iso":"2033-12-20T22:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-66,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":2,"cloud":null,"high":null,"iso":"2033-12-20T23:00Z","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":-2,"cloud":null,"high":null,"iso":"2033-12-21T00:00Z","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":-4,"cloud":null,"high":null,"iso":"2033-12-21T01:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-43,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":-3,"cloud":null,"high":null,"iso":"2033-12-21T02:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-32,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":-1,"cloud":null,"high":null,"iso":"2033-12-21T03:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-22,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":3,"cloud":null,"high":null,"iso":"2033-12-21T04:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-11,"precip":null,"q":0.0,"rh":null,"sky":"night","temp":null,"time":"06:00","wind":null},{"alt":9,"cloud":null,"high":null,"iso":"2033-12-21T05:00Z","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":0.97,"peak_sky":0.97,"quality_hours":3.35,"reasons":["the target being low or below 20\u00b0 cost 8.9 quality-hours","daylight and twilight cost 1.4 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":81,"score_weather":null,"sky_hours":3.35,"verdict":"unknown","verdict_astronomy":"good","weather_known":false,"windows":[{"end":"2033-12-20T15:25Z","end_local":"17:25","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2033-12-20T14:50Z","start_local":"16:50"},{"end":"2033-12-20T16:00Z","end_local":"18:00","hours":0.58,"label":"poor","mean_quality":0.15,"start":"2033-12-20T15:25Z","start_local":"17:25"},{"end":"2033-12-20T16:35Z","end_local":"18:35","hours":0.58,"label":"marginal","mean_quality":0.5,"start":"2033-12-20T16:00Z","start_local":"18:00"},{"end":"2033-12-20T19:45Z","end_local":"21:45","hours":3.17,"label":"good","mean_quality":0.85,"start":"2033-12-20T16:35Z","start_local":"18:35"},{"end":"2033-12-20T20:20Z","end_local":"22:20","hours":0.58,"label":"marginal","mean_quality":0.49,"start":"2033-12-20T19:45Z","start_local":"21:45"},{"end":"2033-12-21T05:45Z","end_local":"07:45","hours":9.42,"label":"unusable","mean_quality":0.0,"start":"2033-12-20T20:20Z","start_local":"22:20"}]},"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":"2033-12-20T16:33:45Z","dark_hours":11.51,"dark_to":"2033-12-21T04:04:10Z","moon":{"illumination":0.009,"phase":"new moon","waxing":false},"moon_free_dark_hours":11.5,"moonrise":"2033-12-21T05:06:35Z","moonset":"2033-12-20T14:06:49Z","sunrise":"2033-12-21T05:44:42Z","sunset":"2033-12-20T14:53:14Z","twilight":{"astronomical":{"end":"2033-12-20T16:33:45Z","start":"2033-12-21T04:04:10Z"},"civil":{"end":"2033-12-20T15:24:49Z","start":"2033-12-21T05:13:06Z"},"nautical":{"end":"2033-12-20T15:59:53Z","start":"2033-12-21T04:38:02Z"}},"window_end":"2033-12-21T10:00:00Z","window_start":"2033-12-20T10:00:00Z"},"night_date":"2033-12-20","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.22,"alt":55.3,"t":"2033-12-20T16:35:00Z"},"dec":44.25788576,"dec_of_date":44.3913,"dec_str":"+44\u00b0 15' 28.4\"","good_hours":2.58,"limit_rise":"2033-12-21T06:27:08Z","limit_set":"2033-12-20T20:15:41Z","max_az_rate_deg_per_min":3.76,"moon_separation":80.6,"never_rises":false,"ra":314.72388973,"ra_of_date":315.0283,"ra_str":"20h 58m 53.7s","resolved":{"dec":44.25788576,"name":"EM* LkHA 190","ra":314.72388973,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=V1057%20Cyg","source":"sesame","spectral_type":"F7/G3I/IIe","type":"Or*","type_text":"Orion-type variable \u2014 a young, erupting star","vmag":12.33},"summary":"Only 2.6 h above 30\u00b0, 3.8 h above 20\u00b0 \u2014 usable, at high airmass.","terrain":{"available":true,"behind_at":"2033-12-20T23:32:01Z","blocked_dark_hours":0,"clears_at":"2033-12-21T03:34:06Z","rise_az":68.1},"track":[{"above_terrain":true,"airmass":1.25,"alt":53.25,"az":68.1,"t":"2033-12-20T10:00:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.23,"alt":54.12,"az":68.5,"t":"2033-12-20T10:05:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.22,"alt":54.99,"az":68.8,"t":"2033-12-20T10:10:00Z","terrain":1.04},{"above_terrain":true,"airmass":1.21,"alt":55.86,"az":69.2,"t":"2033-12-20T10:15:00Z","terrain":1.08},{"above_terrain":true,"airmass":1.2,"alt":56.74,"az":69.5,"t":"2033-12-20T10:20:00Z","terrain":1.14},{"above_terrain":true,"airmass":1.18,"alt":57.61,"az":69.8,"t":"2033-12-20T10:25:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.17,"alt":58.49,"az":70.2,"t":"2033-12-20T10:30:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.16,"alt":59.38,"az":70.5,"t":"2033-12-20T10:35:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.15,"alt":60.26,"az":70.8,"t":"2033-12-20T10:40:00Z","terrain":1.25},{"above_terrain":true,"airmass":1.14,"alt":61.14,"az":71.1,"t":"2033-12-20T10:45:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.13,"alt":62.03,"az":71.3,"t":"2033-12-20T10:50:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.12,"alt":62.92,"az":71.6,"t":"2033-12-20T10:55:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.11,"alt":63.81,"az":71.8,"t":"2033-12-20T11:00:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.11,"alt":64.7,"az":72.1,"t":"2033-12-20T11:05:00Z","terrain":1.18},{"above_terrain":true,"airmass":1.1,"alt":65.59,"az":72.3,"t":"2033-12-20T11:10:00Z","terrain":1.14},{"above_terrain":true,"airmass":1.09,"alt":66.48,"az":72.5,"t":"2033-12-20T11:15:00Z","terrain":1.1},{"above_terrain":true,"airmass":1.08,"alt":67.37,"az":72.7,"t":"2033-12-20T11:20:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.08,"alt":68.26,"az":72.8,"t":"2033-12-20T11:25:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.07,"alt":69.16,"az":72.9,"t":"2033-12-20T11:30:00Z","terrain":1.0},{"above_terrain":true,"airmass":1.06,"alt":70.05,"az":73.0,"t":"2033-12-20T11:35:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.06,"alt":70.95,"az":73.1,"t":"2033-12-20T11:40:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.05,"alt":71.85,"az":73.1,"t":"2033-12-20T11:45:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.05,"alt":72.74,"az":73.1,"t":"2033-12-20T11:50:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.04,"alt":73.64,"az":73.0,"t":"2033-12-20T11:55:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.04,"alt":74.53,"az":72.9,"t":"2033-12-20T12:00:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.03,"alt":75.43,"az":72.7,"t":"2033-12-20T12:05:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.03,"alt":76.32,"az":72.4,"t":"2033-12-20T12:10:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.03,"alt":77.21,"az":72.1,"t":"2033-12-20T12:15:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.02,"alt":78.1,"az":71.6,"t":"2033-12-20T12:20:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.02,"alt":78.99,"az":70.9,"t":"2033-12-20T12:25:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.02,"alt":79.87,"az":70.1,"t":"2033-12-20T12:30:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.01,"alt":80.75,"az":69.0,"t":"2033-12-20T12:35:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.01,"alt":81.61,"az":67.6,"t":"2033-12-20T12:40:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.01,"alt":82.47,"az":65.8,"t":"2033-12-20T12:45:00Z","terrain":0.82},{"above_terrain":true,"airmass":1.01,"alt":83.32,"az":63.4,"t":"2033-12-20T12:50:00Z","terrain":0.86},{"above_terrain":true,"airmass":1.0,"alt":84.15,"az":60.2,"t":"2033-12-20T12:55:00Z","terrain":1.16},{"above_terrain":true,"airmass":1.0,"alt":84.94,"az":55.8,"t":"2033-12-20T13:00:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.0,"alt":85.69,"az":49.7,"t":"2033-12-20T13:05:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.0,"alt":86.36,"az":41.1,"t":"2033-12-20T13:10:00Z","terrain":0.03},{"above_terrain":true,"airmass":1.0,"alt":86.9,"az":28.9,"t":"2033-12-20T13:15:00Z","terrain":1.01},{"above_terrain":true,"airmass":1.0,"alt":87.23,"az":12.6,"t":"2033-12-20T13:20:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.0,"alt":87.29,"az":353.9,"t":"2033-12-20T13:25:00Z","terrain":0.6},{"above_terrain":true,"airmass":1.0,"alt":87.04,"az":336.4,"t":"2033-12-20T13:30:00Z","terrain":-0.79},{"above_terrain":true,"airmass":1.0,"alt":86.56,"az":322.7,"t":"2033-12-20T13:35:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.0,"alt":85.93,"az":313.0,"t":"2033-12-20T13:40:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.0,"alt":85.21,"az":306.1,"t":"2033-12-20T13:45:00Z","terrain":-0.14},{"above_terrain":true,"airmass":1.0,"alt":84.43,"az":301.2,"t":"2033-12-20T13:50:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.01,"alt":83.61,"az":297.6,"t":"2033-12-20T13:55:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.01,"alt":82.77,"az":295.0,"t":"2033-12-20T14:00:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.01,"alt":81.92,"az":293.0,"t":"2033-12-20T14:05:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.01,"alt":81.05,"az":291.5,"t":"2033-12-20T14:10:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.01,"alt":80.18,"az":290.3,"t":"2033-12-20T14:15:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.02,"alt":79.3,"az":289.4,"t":"2033-12-20T14:20:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.02,"alt":78.41,"az":288.7,"t":"2033-12-20T14:25:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.02,"alt":77.52,"az":288.1,"t":"2033-12-20T14:30:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.03,"alt":76.63,"az":287.7,"t":"2033-12-20T14:35:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.03,"alt":75.74,"az":287.4,"t":"2033-12-20T14:40:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.04,"alt":74.85,"az":287.1,"t":"2033-12-20T14:45:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.04,"alt":73.95,"az":287.0,"t":"2033-12-20T14:50:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.04,"alt":73.06,"az":286.9,"t":"2033-12-20T14:55:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.05,"alt":72.16,"az":286.9,"t":"2033-12-20T15:00:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.06,"alt":71.26,"az":286.9,"t":"2033-12-20T15:05:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.06,"alt":70.37,"az":286.9,"t":"2033-12-20T15:10:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.07,"alt":69.47,"az":287.0,"t":"2033-12-20T15:15:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.07,"alt":68.58,"az":287.1,"t":"2033-12-20T15:20:00Z","terrain":0.34},{"above_terrain":true,"airmass":1.08,"alt":67.69,"az":287.3,"t":"2033-12-20T15:25:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.09,"alt":66.79,"az":287.4,"t":"2033-12-20T15:30:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.09,"alt":65.9,"az":287.6,"t":"2033-12-20T15:35:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.1,"alt":65.01,"az":287.8,"t":"2033-12-20T15:40:00Z","terrain":0.2},{"above_terrain":true,"airmass":1.11,"alt":64.12,"az":288.1,"t":"2033-12-20T15:45:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.12,"alt":63.23,"az":288.3,"t":"2033-12-20T15:50:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.13,"alt":62.34,"az":288.6,"t":"2033-12-20T15:55:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.14,"alt":61.45,"az":288.8,"t":"2033-12-20T16:00:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.15,"alt":60.57,"az":289.1,"t":"2033-12-20T16:05:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.16,"alt":59.69,"az":289.4,"t":"2033-12-20T16:10:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.17,"alt":58.8,"az":289.7,"t":"2033-12-20T16:15:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.18,"alt":57.92,"az":290.1,"t":"2033-12-20T16:20:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.19,"alt":57.05,"az":290.4,"t":"2033-12-20T16:25:00Z","terrain":0.37},{"above_terrain":true,"airmass":1.2,"alt":56.17,"az":290.7,"t":"2033-12-20T16:30:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.22,"alt":55.29,"az":291.1,"t":"2033-12-20T16:35:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.23,"alt":54.42,"az":291.4,"t":"2033-12-20T16:40:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.24,"alt":53.55,"az":291.8,"t":"2033-12-20T16:45:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.26,"alt":52.68,"az":292.1,"t":"2033-12-20T16:50:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.27,"alt":51.82,"az":292.5,"t":"2033-12-20T16:55:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.29,"alt":50.95,"az":292.9,"t":"2033-12-20T17:00:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.3,"alt":50.09,"az":293.3,"t":"2033-12-20T17:05:00Z","terrain":0.27},{"above_terrain":true,"airmass":1.32,"alt":49.23,"az":293.7,"t":"2033-12-20T17:10:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.34,"alt":48.38,"az":294.1,"t":"2033-12-20T17:15:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.35,"alt":47.53,"az":294.5,"t":"2033-12-20T17:20:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.37,"alt":46.68,"az":294.9,"t":"2033-12-20T17:25:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.39,"alt":45.83,"az":295.3,"t":"2033-12-20T17:30:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.41,"alt":44.98,"az":295.7,"t":"2033-12-20T17:35:00Z","terrain":0.3},{"above_terrain":true,"airmass":1.43,"alt":44.14,"az":296.2,"t":"2033-12-20T17:40:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.46,"alt":43.3,"az":296.6,"t":"2033-12-20T17:45:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.48,"alt":42.47,"az":297.0,"t":"2033-12-20T17:50:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.5,"alt":41.64,"az":297.5,"t":"2033-12-20T17:55:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.53,"alt":40.81,"az":297.9,"t":"2033-12-20T18:00:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.55,"alt":39.98,"az":298.4,"t":"2033-12-20T18:05:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.58,"alt":39.16,"az":298.9,"t":"2033-12-20T18:10:00Z","terrain":0.16},{"above_terrain":true,"airmass":1.61,"alt":38.34,"az":299.3,"t":"2033-12-20T18:15:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.64,"alt":37.53,"az":299.8,"t":"2033-12-20T18:20:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.67,"alt":36.72,"az":300.3,"t":"2033-12-20T18:25:00Z","terrain":0.36},{"above_terrain":true,"airmass":1.7,"alt":35.91,"az":300.8,"t":"2033-12-20T18:30:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.74,"alt":35.11,"az":301.3,"t":"2033-12-20T18:35:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.77,"alt":34.31,"az":301.8,"t":"2033-12-20T18:40:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.81,"alt":33.52,"az":302.3,"t":"2033-12-20T18:45:00Z","terrain":0.0},{"above_terrain":true,"airmass":1.85,"alt":32.73,"az":302.8,"t":"2033-12-20T18:50:00Z","terrain":-0.16},{"above_terrain":true,"airmass":1.89,"alt":31.95,"az":303.3,"t":"2033-12-20T18:55:00Z","terrain":-0.19},{"above_terrain":true,"airmass":1.93,"alt":31.16,"az":303.8,"t":"2033-12-20T19:00:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.97,"alt":30.39,"az":304.3,"t":"2033-12-20T19:05:00Z","terrain":-0.16},{"above_terrain":true,"airmass":2.02,"alt":29.62,"az":304.8,"t":"2033-12-20T19:10:00Z","terrain":-0.26},{"above_terrain":true,"airmass":2.07,"alt":28.85,"az":305.4,"t":"2033-12-20T19:15:00Z","terrain":-0.25},{"above_terrain":true,"airmass":2.12,"alt":28.09,"az":305.9,"t":"2033-12-20T19:20:00Z","terrain":-0.18},{"above_terrain":true,"airmass":2.17,"alt":27.34,"az":306.5,"t":"2033-12-20T19:25:00Z","terrain":-0.01},{"above_terrain":true,"airmass":2.23,"alt":26.59,"az":307.0,"t":"2033-12-20T19:30:00Z","terrain":0.18},{"above_terrain":true,"airmass":2.28,"alt":25.84,"az":307.6,"t":"2033-12-20T19:35:00Z","terrain":0.26},{"above_terrain":true,"airmass":2.35,"alt":25.1,"az":308.1,"t":"2033-12-20T19:40:00Z","terrain":0.3},{"above_terrain":true,"airmass":2.41,"alt":24.37,"az":308.7,"t":"2033-12-20T19:45:00Z","terrain":0.22},{"above_terrain":true,"airmass":2.48,"alt":23.64,"az":309.3,"t":"2033-12-20T19:50:00Z","terrain":0.18},{"above_terrain":true,"airmass":2.55,"alt":22.92,"az":309.8,"t":"2033-12-20T19:55:00Z","terrain":0.21},{"above_terrain":true,"airmass":2.63,"alt":22.2,"az":310.4,"t":"2033-12-20T20:00:00Z","terrain":0.28},{"above_terrain":true,"airmass":2.71,"alt":21.49,"az":311.0,"t":"2033-12-20T20:05:00Z","terrain":0.36},{"above_terrain":true,"airmass":2.8,"alt":20.79,"az":311.6,"t":"2033-12-20T20:10:00Z","terrain":0.23},{"above_terrain":true,"airmass":2.89,"alt":20.09,"az":312.2,"t":"2033-12-20T20:15:00Z","terrain":0.17},{"above_terrain":true,"airmass":2.99,"alt":19.4,"az":312.8,"t":"2033-12-20T20:20:00Z","terrain":0.24},{"above_terrain":true,"airmass":3.09,"alt":18.72,"az":313.4,"t":"2033-12-20T20:25:00Z","terrain":0.35},{"above_terrain":true,"airmass":3.2,"alt":18.04,"az":314.0,"t":"2033-12-20T20:30:00Z","terrain":0.47},{"above_terrain":true,"airmass":3.32,"alt":17.38,"az":314.7,"t":"2033-12-20T20:35:00Z","terrain":0.53},{"above_terrain":true,"airmass":3.44,"alt":16.71,"az":315.3,"t":"2033-12-20T20:40:00Z","terrain":0.54},{"above_terrain":true,"airmass":3.57,"alt":16.06,"az":315.9,"t":"2033-12-20T20:45:00Z","terrain":0.49},{"above_terrain":true,"airmass":3.72,"alt":15.41,"az":316.6,"t":"2033-12-20T20:50:00Z","terrain":0.38},{"above_terrain":true,"airmass":3.87,"alt":14.77,"az":317.2,"t":"2033-12-20T20:55:00Z","terrain":0.31},{"above_terrain":true,"airmass":4.03,"alt":14.14,"az":317.9,"t":"2033-12-20T21:00:00Z","terrain":0.33},{"above_terrain":true,"airmass":4.21,"alt":13.52,"az":318.5,"t":"2033-12-20T21:05:00Z","terrain":0.08},{"above_terrain":true,"airmass":4.4,"alt":12.9,"az":319.2,"t":"2033-12-20T21:10:00Z","terrain":-0.15},{"above_terrain":true,"airmass":4.6,"alt":12.29,"az":319.9,"t":"2033-12-20T21:15:00Z","terrain":-0.19},{"above_terrain":true,"airmass":4.82,"alt":11.69,"az":320.6,"t":"2033-12-20T21:20:00Z","terrain":-0.2},{"above_terrain":true,"airmass":5.07,"alt":11.1,"az":321.2,"t":"2033-12-20T21:25:00Z","terrain":-0.1},{"above_terrain":true,"airmass":5.33,"alt":10.52,"az":321.9,"t":"2033-12-20T21:30:00Z","terrain":0.19},{"above_terrain":true,"airmass":5.61,"alt":9.95,"az":322.6,"t":"2033-12-20T21:35:00Z","terrain":0.13},{"above_terrain":true,"airmass":5.92,"alt":9.39,"az":323.3,"t":"2033-12-20T21:40:00Z","terrain":-0.02},{"above_terrain":true,"airmass":6.26,"alt":8.83,"az":324.1,"t":"2033-12-20T21:45:00Z","terrain":-0.21},{"above_terrain":true,"airmass":6.64,"alt":8.29,"az":324.8,"t":"2033-12-20T21:50:00Z","terrain":-0.19},{"above_terrain":true,"airmass":7.05,"alt":7.75,"az":325.5,"t":"2033-12-20T21:55:00Z","terrain":-0.22},{"above_terrain":true,"airmass":7.51,"alt":7.23,"az":326.2,"t":"2033-12-20T22:00:00Z","terrain":-0.28},{"above_terrain":true,"airmass":8.02,"alt":6.71,"az":327.0,"t":"2033-12-20T22:05:00Z","terrain":-0.39},{"above_terrain":true,"airmass":8.58,"alt":6.21,"az":327.7,"t":"2033-12-20T22:10:00Z","terrain":-0.27},{"above_terrain":true,"airmass":9.22,"alt":5.71,"az":328.5,"t":"2033-12-20T22:15:00Z","terrain":-0.18},{"above_terrain":true,"airmass":9.93,"alt":5.23,"az":329.2,"t":"2033-12-20T22:20:00Z","terrain":-0.18},{"above_terrain":true,"airmass":10.73,"alt":4.76,"az":330.0,"t":"2033-12-20T22:25:00Z","terrain":-0.35},{"above_terrain":true,"airmass":11.65,"alt":4.29,"az":330.8,"t":"2033-12-20T22:30:00Z","terrain":-0.38},{"above_terrain":true,"airmass":12.68,"alt":3.84,"az":331.5,"t":"2033-12-20T22:35:00Z","terrain":-0.26},{"above_terrain":true,"airmass":13.87,"alt":3.4,"az":332.3,"t":"2033-12-20T22:40:00Z","terrain":-0.13},{"above_terrain":true,"airmass":15.24,"alt":2.97,"az":333.1,"t":"2033-12-20T22:45:00Z","terrain":-0.13},{"above_terrain":true,"airmass":16.83,"alt":2.56,"az":333.9,"t":"2033-12-20T22:50:00Z","terrain":-0.22},{"above_terrain":true,"airmass":18.67,"alt":2.15,"az":334.7,"t":"2033-12-20T22:55:00Z","terrain":-0.48},{"above_terrain":true,"airmass":20.82,"alt":1.76,"az":335.5,"t":"2033-12-20T23:00:00Z","terrain":-0.71},{"above_terrain":true,"airmass":23.33,"alt":1.37,"az":336.3,"t":"2033-12-20T23:05:00Z","terrain":-0.8},{"above_terrain":true,"airmass":26.28,"alt":1.0,"az":337.1,"t":"2033-12-20T23:10:00Z","terrain":-0.7},{"above_terrain":true,"airmass":29.74,"alt":0.65,"az":338.0,"t":"2033-12-20T23:15:00Z","terrain":-0.48},{"above_terrain":true,"airmass":33.77,"alt":0.3,"az":338.8,"t":"2033-12-20T23:20:00Z","terrain":-0.69},{"above_terrain":true,"airmass":null,"alt":-0.03,"az":339.6,"t":"2033-12-20T23:25:00Z","terrain":-0.62},{"above_terrain":true,"airmass":null,"alt":-0.35,"az":340.4,"t":"2033-12-20T23:30:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-0.66,"az":341.3,"t":"2033-12-20T23:35:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-0.95,"az":342.1,"t":"2033-12-20T23:40:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-1.23,"az":343.0,"t":"2033-12-20T23:45:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-1.5,"az":343.8,"t":"2033-12-20T23:50:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-1.75,"az":344.7,"t":"2033-12-20T23:55:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-1.99,"az":345.6,"t":"2033-12-21T00:00:00Z","terrain":-0.48},{"above_terrain":false,"airmass":null,"alt":-2.22,"az":346.4,"t":"2033-12-21T00:05:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-2.43,"az":347.3,"t":"2033-12-21T00:10:00Z","terrain":-0.34},{"above_terrain":false,"airmass":null,"alt":-2.63,"az":348.2,"t":"2033-12-21T00:15:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-2.82,"az":349.1,"t":"2033-12-21T00:20:00Z","terrain":0.01},{"above_terrain":false,"airmass":null,"alt":-2.99,"az":349.9,"t":"2033-12-21T00:25:00Z","terrain":0.13},{"above_terrain":false,"airmass":null,"alt":-3.14,"az":350.8,"t":"2033-12-21T00:30:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-3.29,"az":351.7,"t":"2033-12-21T00:35:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-3.41,"az":352.6,"t":"2033-12-21T00:40:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-3.53,"az":353.5,"t":"2033-12-21T00:45:00Z","terrain":0.56},{"above_terrain":false,"airmass":null,"alt":-3.63,"az":354.4,"t":"2033-12-21T00:50:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.71,"az":355.3,"t":"2033-12-21T00:55:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-3.78,"az":356.2,"t":"2033-12-21T01:00:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-3.84,"az":357.1,"t":"2033-12-21T01:05:00Z","terrain":0.74},{"above_terrain":false,"airmass":null,"alt":-3.88,"az":358.0,"t":"2033-12-21T01:10:00Z","terrain":0.63},{"above_terrain":false,"airmass":null,"alt":-3.9,"az":358.8,"t":"2033-12-21T01:15:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-3.92,"az":359.7,"t":"2033-12-21T01:20:00Z","terrain":0.53},{"above_terrain":false,"airmass":null,"alt":-3.91,"az":0.6,"t":"2033-12-21T01:25:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-3.89,"az":1.5,"t":"2033-12-21T01:30:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-3.86,"az":2.4,"t":"2033-12-21T01:35:00Z","terrain":0.01},{"above_terrain":false,"airmass":null,"alt":-3.81,"az":3.3,"t":"2033-12-21T01:40:00Z","terrain":-0.18},{"above_terrain":false,"airmass":null,"alt":-3.75,"az":4.2,"t":"2033-12-21T01:45:00Z","terrain":-0.31},{"above_terrain":false,"airmass":null,"alt":-3.68,"az":5.1,"t":"2033-12-21T01:50:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-3.59,"az":6.0,"t":"2033-12-21T01:55:00Z","terrain":-0.59},{"above_terrain":false,"airmass":null,"alt":-3.48,"az":6.9,"t":"2033-12-21T02:00:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-3.36,"az":7.8,"t":"2033-12-21T02:05:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-3.23,"az":8.7,"t":"2033-12-21T02:10:00Z","terrain":-0.58},{"above_terrain":false,"airmass":null,"alt":-3.08,"az":9.6,"t":"2033-12-21T02:15:00Z","terrain":-0.63},{"above_terrain":false,"airmass":null,"alt":-2.91,"az":10.5,"t":"2033-12-21T02:20:00Z","terrain":-0.51},{"above_terrain":false,"airmass":null,"alt":-2.74,"az":11.3,"t":"2033-12-21T02:25:00Z","terrain":-0.33},{"above_terrain":false,"airmass":null,"alt":-2.55,"az":12.2,"t":"2033-12-21T02:30:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-2.34,"az":13.1,"t":"2033-12-21T02:35:00Z","terrain":-0.06},{"above_terrain":false,"airmass":null,"alt":-2.12,"az":13.9,"t":"2033-12-21T02:40:00Z","terrain":0.08},{"above_terrain":false,"airmass":null,"alt":-1.89,"az":14.8,"t":"2033-12-21T02:45:00Z","terrain":0.35},{"above_terrain":false,"airmass":null,"alt":-1.65,"az":15.7,"t":"2033-12-21T02:50:00Z","terrain":0.46},{"above_terrain":false,"airmass":null,"alt":-1.39,"az":16.5,"t":"2033-12-21T02:55:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-1.11,"az":17.4,"t":"2033-12-21T03:00:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-0.83,"az":18.2,"t":"2033-12-21T03:05:00Z","terrain":0.55},{"above_terrain":false,"airmass":null,"alt":-0.53,"az":19.1,"t":"2033-12-21T03:10:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-0.21,"az":19.9,"t":"2033-12-21T03:15:00Z","terrain":0.67},{"above_terrain":false,"airmass":36.31,"alt":0.11,"az":20.8,"t":"2033-12-21T03:20:00Z","terrain":0.69},{"above_terrain":false,"airmass":31.94,"alt":0.45,"az":21.6,"t":"2033-12-21T03:25:00Z","terrain":0.86},{"above_terrain":false,"airmass":28.17,"alt":0.8,"az":22.4,"t":"2033-12-21T03:30:00Z","terrain":1.06},{"above_terrain":true,"airmass":24.94,"alt":1.16,"az":23.2,"t":"2033-12-21T03:35:00Z","terrain":1.11},{"above_terrain":true,"airmass":22.19,"alt":1.54,"az":24.0,"t":"2033-12-21T03:40:00Z","terrain":0.93},{"above_terrain":true,"airmass":19.84,"alt":1.93,"az":24.8,"t":"2033-12-21T03:45:00Z","terrain":1.17},{"above_terrain":true,"airmass":17.83,"alt":2.32,"az":25.6,"t":"2033-12-21T03:50:00Z","terrain":1.3},{"above_terrain":true,"airmass":16.11,"alt":2.74,"az":26.4,"t":"2033-12-21T03:55:00Z","terrain":1.31},{"above_terrain":true,"airmass":14.62,"alt":3.16,"az":27.2,"t":"2033-12-21T04:00:00Z","terrain":1.26},{"above_terrain":true,"airmass":13.34,"alt":3.59,"az":28.0,"t":"2033-12-21T04:05:00Z","terrain":1.19},{"above_terrain":true,"airmass":12.22,"alt":4.04,"az":28.8,"t":"2033-12-21T04:10:00Z","terrain":1.04},{"above_terrain":true,"airmass":11.23,"alt":4.49,"az":29.6,"t":"2033-12-21T04:15:00Z","terrain":1.09},{"above_terrain":true,"airmass":10.37,"alt":4.96,"az":30.3,"t":"2033-12-21T04:20:00Z","terrain":1.2},{"above_terrain":true,"airmass":9.61,"alt":5.44,"az":31.1,"t":"2033-12-21T04:25:00Z","terrain":1.31},{"above_terrain":true,"airmass":8.93,"alt":5.93,"az":31.9,"t":"2033-12-21T04:30:00Z","terrain":1.33},{"above_terrain":true,"airmass":8.33,"alt":6.43,"az":32.6,"t":"2033-12-21T04:35:00Z","terrain":1.12},{"above_terrain":true,"airmass":7.79,"alt":6.94,"az":33.3,"t":"2033-12-21T04:40:00Z","terrain":0.8},{"above_terrain":true,"airmass":7.31,"alt":7.46,"az":34.1,"t":"2033-12-21T04:45:00Z","terrain":0.4},{"above_terrain":true,"airmass":6.87,"alt":7.99,"az":34.8,"t":"2033-12-21T04:50:00Z","terrain":0.12},{"above_terrain":true,"airmass":6.47,"alt":8.52,"az":35.5,"t":"2033-12-21T04:55:00Z","terrain":0.04},{"above_terrain":true,"airmass":6.11,"alt":9.07,"az":36.2,"t":"2033-12-21T05:00:00Z","terrain":0.0},{"above_terrain":true,"airmass":5.78,"alt":9.63,"az":37.0,"t":"2033-12-21T05:05:00Z","terrain":-0.09},{"above_terrain":true,"airmass":5.48,"alt":10.2,"az":37.7,"t":"2033-12-21T05:10:00Z","terrain":-0.17},{"above_terrain":true,"airmass":5.21,"alt":10.77,"az":38.4,"t":"2033-12-21T05:15:00Z","terrain":-0.19},{"above_terrain":true,"airmass":4.96,"alt":11.36,"az":39.1,"t":"2033-12-21T05:20:00Z","terrain":-0.15},{"above_terrain":true,"airmass":4.73,"alt":11.95,"az":39.7,"t":"2033-12-21T05:25:00Z","terrain":-0.08},{"above_terrain":true,"airmass":4.51,"alt":12.56,"az":40.4,"t":"2033-12-21T05:30:00Z","terrain":-0.02},{"above_terrain":true,"airmass":4.31,"alt":13.17,"az":41.1,"t":"2033-12-21T05:35:00Z","terrain":0.03},{"above_terrain":true,"airmass":4.13,"alt":13.79,"az":41.7,"t":"2033-12-21T05:40:00Z","terrain":0.09},{"above_terrain":true,"airmass":3.96,"alt":14.41,"az":42.4,"t":"2033-12-21T05:45:00Z","terrain":0.17},{"above_terrain":true,"airmass":3.8,"alt":15.05,"az":43.1,"t":"2033-12-21T05:50:00Z","terrain":0.26},{"above_terrain":true,"airmass":3.65,"alt":15.69,"az":43.7,"t":"2033-12-21T05:55:00Z","terrain":0.36},{"above_terrain":true,"airmass":3.51,"alt":16.34,"az":44.3,"t":"2033-12-21T06:00:00Z","terrain":0.47},{"above_terrain":true,"airmass":3.39,"alt":17.0,"az":45.0,"t":"2033-12-21T06:05:00Z","terrain":0.58},{"above_terrain":true,"airmass":3.26,"alt":17.67,"az":45.6,"t":"2033-12-21T06:10:00Z","terrain":0.64},{"above_terrain":true,"airmass":3.15,"alt":18.34,"az":46.2,"t":"2033-12-21T06:15:00Z","terrain":0.66},{"above_terrain":true,"airmass":3.04,"alt":19.02,"az":46.9,"t":"2033-12-21T06:20:00Z","terrain":0.62},{"above_terrain":true,"airmass":2.94,"alt":19.7,"az":47.5,"t":"2033-12-21T06:25:00Z","terrain":0.57},{"above_terrain":true,"airmass":2.85,"alt":20.4,"az":48.1,"t":"2033-12-21T06:30:00Z","terrain":0.52},{"above_terrain":true,"airmass":2.76,"alt":21.1,"az":48.7,"t":"2033-12-21T06:35:00Z","terrain":0.45},{"above_terrain":true,"airmass":2.68,"alt":21.8,"az":49.3,"t":"2033-12-21T06:40:00Z","terrain":0.41},{"above_terrain":true,"airmass":2.6,"alt":22.51,"az":49.8,"t":"2033-12-21T06:45:00Z","terrain":0.4},{"above_terrain":true,"airmass":2.52,"alt":23.23,"az":50.4,"t":"2033-12-21T06:50:00Z","terrain":0.45},{"above_terrain":true,"airmass":2.45,"alt":23.96,"az":51.0,"t":"2033-12-21T06:55:00Z","terrain":0.53},{"above_terrain":true,"airmass":2.38,"alt":24.69,"az":51.6,"t":"2033-12-21T07:00:00Z","terrain":0.59},{"above_terrain":true,"airmass":2.32,"alt":25.42,"az":52.1,"t":"2033-12-21T07:05:00Z","terrain":0.66},{"above_terrain":true,"airmass":2.26,"alt":26.17,"az":52.7,"t":"2033-12-21T07:10:00Z","terrain":0.77},{"above_terrain":true,"airmass":2.2,"alt":26.91,"az":53.2,"t":"2033-12-21T07:15:00Z","terrain":0.88},{"above_terrain":true,"airmass":2.15,"alt":27.66,"az":53.8,"t":"2033-12-21T07:20:00Z","terrain":0.97},{"above_terrain":true,"airmass":2.09,"alt":28.42,"az":54.3,"t":"2033-12-21T07:25:00Z","terrain":1.03},{"above_terrain":true,"airmass":2.04,"alt":29.19,"az":54.9,"t":"2033-12-21T07:30:00Z","terrain":1.07},{"above_terrain":true,"airmass":2.0,"alt":29.95,"az":55.4,"t":"2033-12-21T07:35:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.95,"alt":30.73,"az":55.9,"t":"2033-12-21T07:40:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.91,"alt":31.5,"az":56.4,"t":"2033-12-21T07:45:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.87,"alt":32.29,"az":57.0,"t":"2033-12-21T07:50:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.83,"alt":33.07,"az":57.5,"t":"2033-12-21T07:55:00Z","terrain":1.15},{"above_terrain":true,"airmass":1.79,"alt":33.86,"az":58.0,"t":"2033-12-21T08:00:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.75,"alt":34.66,"az":58.5,"t":"2033-12-21T08:05:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.72,"alt":35.46,"az":59.0,"t":"2033-12-21T08:10:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.69,"alt":36.26,"az":59.4,"t":"2033-12-21T08:15:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.66,"alt":37.07,"az":59.9,"t":"2033-12-21T08:20:00Z","terrain":1.17},{"above_terrain":true,"airmass":1.63,"alt":37.88,"az":60.4,"t":"2033-12-21T08:25:00Z","terrain":1.14},{"above_terrain":true,"airmass":1.6,"alt":38.7,"az":60.9,"t":"2033-12-21T08:30:00Z","terrain":1.1},{"above_terrain":true,"airmass":1.57,"alt":39.52,"az":61.3,"t":"2033-12-21T08:35:00Z","terrain":1.06},{"above_terrain":true,"airmass":1.54,"alt":40.34,"az":61.8,"t":"2033-12-21T08:40:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.52,"alt":41.17,"az":62.3,"t":"2033-12-21T08:45:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.49,"alt":42.0,"az":62.7,"t":"2033-12-21T08:50:00Z","terrain":0.94},{"above_terrain":true,"airmass":1.47,"alt":42.83,"az":63.1,"t":"2033-12-21T08:55:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.45,"alt":43.67,"az":63.6,"t":"2033-12-21T09:00:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.42,"alt":44.51,"az":64.0,"t":"2033-12-21T09:05:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.4,"alt":45.35,"az":64.4,"t":"2033-12-21T09:10:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.38,"alt":46.2,"az":64.9,"t":"2033-12-21T09:15:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.36,"alt":47.05,"az":65.3,"t":"2033-12-21T09:20:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.35,"alt":47.9,"az":65.7,"t":"2033-12-21T09:25:00Z","terrain":0.81},{"above_terrain":true,"airmass":1.33,"alt":48.75,"az":66.1,"t":"2033-12-21T09:30:00Z","terrain":0.84},{"above_terrain":true,"airmass":1.31,"alt":49.61,"az":66.5,"t":"2033-12-21T09:35:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.3,"alt":50.47,"az":66.9,"t":"2033-12-21T09:40:00Z","terrain":0.92},{"above_terrain":true,"airmass":1.28,"alt":51.33,"az":67.3,"t":"2033-12-21T09:45:00Z","terrain":0.95},{"above_terrain":true,"airmass":1.26,"alt":52.19,"az":67.7,"t":"2033-12-21T09:50:00Z","terrain":0.97},{"above_terrain":true,"airmass":1.25,"alt":53.06,"az":68.0,"t":"2033-12-21T09:55:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.24,"alt":53.93,"az":68.4,"t":"2033-12-21T10:00:00Z","terrain":1.01}],"transit":{"airmass":1.0,"alt":87.3,"az":353.9,"t":"2033-12-20T13:25:00Z"},"usable_hours":3.75,"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."]}