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Astronomy

Dec. 15, 2017 Rise Solar Noon Set
Actual Time 6:53 AM HST 12:19 PM HST 5:46 PM HST
Civil Twilight 6:29 AM HST   6:10 PM HST
Nautical Twilight 6:01 AM HST   6:38 PM HST
Astronomical Twilight 5:34 AM HST   7:05 PM HST
Altitude -0.8° 45.9° -0.8°
Azimuth 114.7° 180.0° 245.3°
Hour Angle of the Sun 81.6° 81.6° -81.6°
Mean Anomaly of the Sun 341.30° 341.52° 341.74°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -96.64° -96.38° -96.13°
Sun Declination -23.29° -23.31° -23.32°
Moon 4:43 AM HST   4:18 PM HST
Length of Visible Light 11h 41m
Length of Day
10h 52m
Waning Crescent, 5% of the Moon is Illuminated
Dec 15
Waning Crescent
Dec 18
New
Dec 26
First Quarter
Jan 1
Full
Jan 8
Last Quarter