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Astronomy

Sep. 23, 2017 Rise Solar Noon Set
Actual Time 6:54 AM PDT 12:58 PM PDT 7:00 PM PDT
Civil Twilight 6:28 AM PDT   7:27 PM PDT
Nautical Twilight 5:57 AM PDT   7:58 PM PDT
Astronomical Twilight 5:26 AM PDT   8:29 PM PDT
Altitude -0.8° 51.1° -0.8°
Azimuth 89.7° 180.0° 270.0°
Hour Angle of the Sun 90.8° 90.8° -90.7°
Mean Anomaly of the Sun 259.37° 259.62° 259.87°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -179.33° -179.10° -178.88°
Sun Declination -0.29° -0.39° -0.49°
Moon 10:16 AM PDT (9/23)   9:21 PM PDT (9/23)
Length of Visible Light 12h 58m
Length of Day
12h 05m
Waxing Crescent, 15% of the Moon is Illuminated
Sep 23
Waxing Crescent
Sep 27
First Quarter
Oct 5
Full
Oct 12
Last Quarter
Oct 19
New