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Astronomy

Sep. 22, 2017 Rise Solar Noon Set
Actual Time 6:48 AM +08 12:55 PM +08 7:01 PM +08
Civil Twilight 6:14 AM +08   7:35 PM +08
Nautical Twilight 5:34 AM +08   8:15 PM +08
Astronomical Twilight 4:52 AM +08   8:57 PM +08
Altitude -0.8° 38.0° -0.8°
Azimuth 88.4° 180.0° 271.3°
Hour Angle of the Sun 91.8° 91.7° -91.5°
Mean Anomaly of the Sun 257.76° 258.01° 258.27°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 179.21° 179.44° 179.66°
Sun Declination 0.34° 0.24° 0.15°
Moon 8:44 AM +08   8:11 PM +08
Length of Visible Light 13h 20m
Length of Day
12h 13m
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