A penumbral lunar eclipse took place on Sunday, January 31, 1999, the first of two lunar eclipses in 1999.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/1/13/Lunar_eclipse_chart_close-1999Jan31.png/320px-Lunar_eclipse_chart_close-1999Jan31.png)
This was a relatively rare total penumbral lunar eclipse with the moon passing entirely within the penumbral shadow without entering the darker umbral shadow.[1]
Visibility
Images
This simulated view compares this penumbral eclipse (left) to the full moon (right) as it appeared an hour before the eclipse.
Related lunar eclipses
Eclipses of 1999
- A penumbral lunar eclipse on January 31.
- An annular solar eclipse on February 16.
- A partial lunar eclipse on July 28.
- A total solar eclipse on August 11.
Lunar year series
Lunar eclipse series sets from 1998–2002 | ||||||||
---|---|---|---|---|---|---|---|---|
Descending node | Ascending node | |||||||
Saros | Date Viewing | Type Chart | Gamma | Saros | Date Viewing | Type Chart | Gamma | |
109 | 1998 Aug 08![]() | penumbral![]() | 1.4876 | 114 | 1999 Jan 31![]() | penumbral![]() | −1.0190 | |
119 | 1999 Jul 28![]() | partial![]() | 0.7863 | 124![]() | 2000 Jan 21![]() | total![]() | −0.2957 | |
129 | 2000 Jul 16![]() | total![]() | 0.0302 | 134![]() | 2001 Jan 09![]() | total![]() | 0.3720 | |
139 | 2001 Jul 05![]() | partial![]() | −0.7287 | 144 | 2001 Dec 30![]() | penumbral![]() | 1.0732 | |
149 | 2002 Jun 24![]() | penumbral![]() | −1.4440 | |||||
Last set | 1998 Sep 06 | Last set | 1998 Mar 13 | |||||
Next set | 2002 May 26 | Next set | 2002 Nov 20 |
Saros series
Lunar Saros series 114, repeating every 18 years and 11 days, has a total of 71 lunar eclipse events including 13 total lunar eclipses.
First Penumbral Lunar Eclipse: 0971 May 13
First Partial Lunar Eclipse: 1115 Aug 07
First Total Lunar Eclipse: 1458 Feb 28
First Central Lunar Eclipse: 1530 Apr 12
Greatest Eclipse of Lunar Saros 114: 1584 May 24
Last Central Lunar Eclipse: 1638 Jun 26
Last Total Lunar Eclipse: 1674 Jul 17
Last Partial Lunar Eclipse: 1890 Nov 26
Last Penumbral Lunar Eclipse: 2233 Jun 22
Half-Saros cycle
A lunar eclipse will be preceded and followed by solar eclipses by 9 years and 5.5 days (a half saros).[2] This lunar eclipse is related to two annular solar eclipses of Solar Saros 121.
January 26, 1990 | February 7, 2008 |
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See also
Notes
External links
- 1999 Jan 31 chart Eclipse Predictions by Fred Espenak, NASA/GSFC
- Saros cycle 114
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