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Astronomy

Oct. 17, 2017 Rise Solar Noon Set
Actual Time 7:18 AM PDT 12:53 PM PDT 6:28 PM PDT
Civil Twilight 6:52 AM PDT   6:54 PM PDT
Nautical Twilight 6:21 AM PDT   7:24 PM PDT
Astronomical Twilight 5:51 AM PDT   7:55 PM PDT
Altitude -0.8° 43.0° -0.8°
Azimuth 101.3° 180.0° 258.5°
Hour Angle of the Sun 83.7° 83.7° -83.6°
Mean Anomaly of the Sun 283.04° 283.27° 283.50°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -157.40° -157.18° -156.97°
Sun Declination -9.46° -9.54° -9.63°
Moon 5:05 AM PDT (10/17)   5:45 PM PDT (10/17)
Length of Visible Light 12h 02m
Length of Day
11h 09m
Waning Crescent, 3% of the Moon is Illuminated
Oct 18
Waning Crescent
Oct 19
New
Oct 27
First Quarter
Nov 4
Full
Nov 10
Last Quarter