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Flag for USA December 31, 2009 — Partial Lunar Eclipse — Adak, Alaska, USA

Max View in Adak
Thursday, December 31, 2009 at 9:22 AM

Global Type: Partial Lunar Eclipse

Adak: Partial Lunar Eclipse

Began: Thu, Dec 31, 2009 at 7:17 AM

Maximum: Thu, Dec 31, 2009 at 9:22 AM

Ended: Thu, Dec 31, 2009 at 11:28 AM

Duration: 4 hours, 11 minutes


December 31, 2009 — Partial Lunar Eclipse — Adak

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Animation: How the Partial Lunar Eclipse Looked

During this partial lunar eclipse, the Earth's shadow covered only parts of the Moon, as seen from Adak. There were no other locations on Earth where the Moon appeared completely covered during this event. The Earth's shadow covered only a small portion of the Moon.

More about the December 31, 2009 — Partial Lunar Eclipse

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Phases and Local Times of this Eclipse

Start of partialMaxEnd of partial
8:52 AM Dec 319:22 AM Dec 319:52 AM Dec 31
Expand for more details on eclipse events and times

Local times for eclipse in Adak on Thursday, December 31, 2009

EventTime in AdakDirectionAltitudeLooks likeComments
Penumbral Eclipse beginsDec 31 at 7:17:09 AM280°West22.2°
The Earth's penumbra start touching the Moon's face.
Partial Eclipse beginsDec 31 at 8:52:45 AM297°West-northwest8.7°
Partial moon eclipse starts - moon is getting red.
Moon close to horizon, so make sure you have free sight to West-northwest.
Maximum EclipseDec 31 at 9:22:42 AM302°West-northwest4.9°
Moon is closest to the center of the shadow.
Moon close to horizon, so make sure you have free sight to West-northwest.
Partial Eclipse endsDec 31 at 9:52:41 AM308°Northwest1.4°
Partial moon eclipse ends.
Moon close to horizon, recommend going to a high point.
MoonsetDec 31 at 10:06:22 AM310°Northwest0.0° belowNot directly visibleBelow horizon
Penumbral Eclipse endsDec 31 at 11:28:14 AM326°North-northwest8.7° belowNot directly visibleBelow horizon
Times are local for Adak (HAST – Hawaii-Aleutian Standard Time).

This eclipse is in progress during moonrise or moonset, so only parts of the eclipse are visible in Adak.

The animation's bottom edge represents an ideal, flat horizon, which is at the same altitude as the observer.

Eclipses and Transits Visible in Adak

Eclipse Visibility From AdakVisibility Worldwide
YearDateTypeDegreeLooks LikeMax DegreePath of the Eclipse
2000Jan 20LunarTotal
2000Jul 16LunarTotal
2001Jan 9LunarPartial
2001Jul 5LunarPartial
2001Dec 14SolarPartial
2001Dec 29 / Dec 30LunarPenumbral
2002May 26LunarPenumbral
2002Jun 10SolarPartial
2003May 6MercuryTransit
2003May 30SolarPartial
2004Jun 7VenusTransit
2004Oct 13SolarPartial
2004Oct 27LunarPartial
2005Apr 23 / Apr 24LunarPenumbral
2005Oct 17LunarPartial
2006Sep 7LunarPenumbral
2006Nov 8MercuryTransit
2007Aug 27 / Aug 28LunarTotal
2008Feb 20LunarPenumbral
2009Feb 9LunarPenumbral
2009Jul 6 / Jul 7LunarPenumbral
2009Dec 31LunarPartial
Note: Click on the date link for details in Adak, or the path map image for global details. Currently shown eclipse is highlighted.

All Eclipses Worldwide, From 1900 to 2100