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Astronomy

May. 21, 2018 Rise Solar Noon Set
Actual Time 4:02 AM +09 12:14 PM +09 8:27 PM +09
Civil Twilight 3:13 AM +09   9:17 PM +09
Nautical Twilight 1:58 AM +09   10:34 PM +09
Astronomical Twilight 12:47 AM +09   11:42 PM +09
Altitude -0.8° 55.4° -0.8°
Azimuth 52.0° 180.0° 308.3°
Hour Angle of the Sun 122.9° 123.1° -123.2°
Mean Anomaly of the Sun 135.14° 135.48° 135.81°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 57.52° 57.86° 58.21°
Sun Declination 20.09° 20.16° 20.23°
Moon 9:55 AM +09 (5/21)   1:01 AM +09 (5/21)
Length of Visible Light 18h 03m
Length of Day
16h 24m
Waxing Crescent, 36% of the Moon is Illuminated
May 20
Waxing Crescent
May 21
First Quarter
May 29
Full
Jun 6
Last Quarter
Jun 13
New