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Astronomy

Jan. 17, 2018 Rise Solar Noon Set
Actual Time 8:30 AM +09 12:28 PM +09 4:26 PM +09
Civil Twilight 7:48 AM +09   5:08 PM +09
Nautical Twilight 7:03 AM +09   5:53 PM +09
Astronomical Twilight 6:20 AM +09   6:36 PM +09
Altitude -0.8° 14.5° -0.8°
Azimuth 126.5° 180.0° 233.7°
Hour Angle of the Sun 59.3° 59.4° -59.5°
Mean Anomaly of the Sun 13.11° 13.27° 13.43°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -61.18° -61.00° -60.82°
Sun Declination -20.79° -20.76° -20.73°
Moon 8:20 AM +09   4:40 PM +09
Length of Visible Light 9h 19m
Length of Day
7h 55m
New Moon, 0% of the Moon is Illuminated
Jan 17
New Moon
Jan 24
First Quarter
Jan 31
Full
Feb 7
Last Quarter
Feb 15
New