August_1990_lunar_eclipse
August 1990 lunar eclipse
Partial lunar eclipse on August 6, 1990
A partial lunar eclipse took place on Monday, August 6, 1990, the second of two lunar eclipses in 1990.
More information Partial Lunar Eclipse, Duration (hr:mn:sc) ...
| Partial Lunar Eclipse August 6, 1990 | |
|---|---|
| (No photo) | |
 The moon passes west to east (right to left) across the Earth's umbral shadow, shown in hourly intervals. | |
| Series | 138 (28 of 83) |
| Gamma | 0.6374 |
| Magnitude | 0.6766 |
| Duration (hr:mn:sc) | |
| Partial | 2:55:30 |
| Penumbral | 5:22:00 |
| Contacts ((UTC)) | |
| P1 | 11:32:16 |
| U1 | 12:45:31 |
| Greatest | 14:13:16 |
| U4 | 15:41:01 |
| P4 | 16:54:16 |
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Eclipses of 1990
- An annular solar eclipse on January 26.
- A total lunar eclipse on February 9.
- A total solar eclipse on July 22.
- A partial lunar eclipse on August 6.
Lunar year series
More information Lunar eclipse series sets from 1988–1991, Descending node ...
| Lunar eclipse series sets from 1988–1991 | ||||||||
|---|---|---|---|---|---|---|---|---|
| Descending node | Ascending node | |||||||
| Saros | Date | Type Viewing |
Gamma | Saros | Date Viewing |
Type Chart |
Gamma | |
| 113 | 1988 Mar 03 |
Penumbral |
0.98855 | 118 | 1988 Aug 27 |
Partial |
−0.86816 | |
| 123 | 1989 Feb 20 |
Total |
0.29347 | 128 | 1989 Aug 17 |
Total |
−0.14905 | |
| 133 | 1990 Feb 09 |
Total |
−0.41481 | 138 | 1990 Aug 06 |
Partial |
0.63741 | |
| 143 | 1991 Jan 30 |
Penumbral |
−1.07522 | 148 | 1991 Jul 26 |
Penumbral |
1.43698 | |
| Last set | 1987 Apr 14 | Last set | 1987 Oct 07 | |||||
| Next set | 1991 Dec 21 | Next set | 1991 Jun 27 | |||||
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Saros series
Lunar saros series 138 has 26 total eclipses between September 7, 2044 and March 24, 2369. The longest eclipse will be on January 7, 2243, and last for 102 minutes.
Partial eclipses will occur between June 24, 1918 and August 13, 2603. Penumbral eclipses will occur between October 15, 1521 and March 30, 2982. [1]
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 total solar eclipses of Solar Saros 145.
- Mathematical Astronomy Morsels, Jean Meeus, p.110, Chapter 18, The half-saros
- 1990 Aug 06 chart Eclipse Predictions by Fred Espenak, NASA/GSFC
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