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Astronomy

May. 23, 2017 Rise Solar Noon Set
Actual Time 4:04 AM JST 11:31 AM JST 6:59 PM JST
Civil Twilight 3:30 AM JST   7:32 PM JST
Nautical Twilight 2:48 AM JST   8:15 PM JST
Astronomical Twilight 1:58 AM JST   9:05 PM JST
Altitude -0.8° 67.5° -0.8°
Azimuth 60.4° 180.0° 299.8°
Hour Angle of the Sun 111.8° 111.9° -111.9°
Mean Anomaly of the Sun 137.37° 137.67° 137.98°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 59.77° 60.09° 60.40°
Sun Declination 20.53° 20.59° 20.65°
Moon 2:33 AM JST   3:37 PM JST
Length of Visible Light 16h 02m
Length of Day
14h 54m
Waning Crescent, 10% of the Moon is Illuminated
May 23
Waning Crescent
May 25
New
Jun 1
First Quarter
Jun 9
Full
Jun 17
Last Quarter