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Astronomy

Sep. 23, 2017 Rise Solar Noon Set
Actual Time 6:38 AM PDT 12:42 PM PDT 6:44 PM PDT
Civil Twilight 6:11 AM PDT   7:12 PM PDT
Nautical Twilight 5:39 AM PDT   7:44 PM PDT
Astronomical Twilight 5:06 AM PDT   8:16 PM PDT
Altitude -0.8° 48.7° -0.8°
Azimuth 89.7° 180.0° 270.1°
Hour Angle of the Sun 90.9° 90.8° -90.7°
Mean Anomaly of the Sun 259.36° 259.61° 259.86°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -179.34° -179.11° -178.89°
Sun Declination -0.29° -0.38° -0.48°
Moon 10:02 AM PDT (9/23)   9:01 PM PDT (9/23)
Length of Visible Light 13h 00m
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