January 1973 lunar eclipse
A penumbral lunar eclipse took place on Thursday, January 18, 1973, the first of four lunar eclipses in 1973, the second being with a penumbral lunar eclipse on Friday, June 15, the third being with a penumbral lunar eclipse on Sunday, July 15, and the last being with a partial lunar eclipse on Monday, December 10.[1]
Visibility
Relation to other lunar eclipses
Lunar year series
| Ascending node | Descending node | |||||
|---|---|---|---|---|---|---|
| Saros | Date Viewing |
Type Chart |
Saros | Date Viewing |
Type Chart | |
| 108 | 1969 Aug 27 |
Penumbral |
113 | 1970 Feb 21 |
Partial | |
| 118 | 1970 Aug 17 |
Partial |
123 | 1971 Feb 10 |
Total | |
| 128 | 1971 Aug 6 |
Total |
133 | 1972 Jan 30 |
Total | |
| 138 | 1972 Jul 26 |
Partial |
143 | 1973 Jan 18 |
Penumbral | |
| 148 | 1973 Jul 15 |
Penumbral | ||||
| Last set | 1969 Sep 25 | Last set | 1969 Apr 2 | |||
| Next set | 1973 Jun 15 | Next set | 1973 Dec 10 | |||
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 partial solar eclipses of Solar Saros 150.
| January 14, 1964 | January 25, 1982 |
|---|---|
 |
 |
See also
- List of lunar eclipses
- List of 20th-century lunar eclipses
Notes
- Saros series 118
- Mathematical Astronomy Morsels, Jean Meeus, p.110, Chapter 18, The half-saros
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