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Astronomy

Sep. 22, 2017 Rise Solar Noon Set
Actual Time 5:39 AM JST 11:44 AM JST 5:49 PM JST
Civil Twilight 5:14 AM JST   6:14 PM JST
Nautical Twilight 4:44 AM JST   6:44 PM JST
Astronomical Twilight 4:14 AM JST   7:14 PM JST
Altitude -0.8° 55.1° -0.8°
Azimuth 88.9° 180.0° 270.8°
Hour Angle of the Sun 91.3° 91.2° -91.1°
Mean Anomaly of the Sun 257.68° 257.93° 258.17°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 179.13° 179.35° 179.58°
Sun Declination 0.38° 0.28° 0.18°
Moon 7:18 AM JST   7:12 PM JST
Length of Visible Light 13h 00m
Length of Day
12h 09m
Waxing Crescent, 5% of the Moon is Illuminated
Sep 22
Waxing Crescent
Sep 27
First Quarter
Oct 5
Full
Oct 12
Last Quarter
Oct 19
New