July 1973 lunar eclipse
A penumbral lunar eclipse took place on Sunday, July 15, 1973, the third of four lunar eclipses in 1973, the first was a penumbral lunar eclipse on Thursday, January 18, the second was a penumbral lunar eclipse on Friday, June 15, and the last being with a partial lunar eclipse on Monday, December 10.
This is the last lunar eclipse of Lunar eclipse set 1969–1973, but it is the first lunar eclipse of Saros series 148.
Visibility
Relation to other lunar eclipses
Lunar year series
| Lunar eclipse series sets from 1969–1973 | ||||||||
|---|---|---|---|---|---|---|---|---|
| Ascending node | Descending node | |||||||
| Saros | Date Viewing |
Type Chart |
Gamma | Saros | Date Viewing |
Type Chart |
Gamma | |
| 108 | 1969 Aug 27 |
Penumbral |
-1.54066 | 113 | 1970 Feb 21 |
Partial |
0.96198 | |
| 118 | 1970 Aug 17 |
Partial |
-0.80534 | 123 | 1971 Feb 10 |
Total |
0.27413 | |
| 128 | 1971 Aug 6 |
Total |
-0.07944 | 133 | 1972 Jan 30 |
Total |
-0.42729 | |
| 138 | 1972 Jul 26 |
Partial |
0.71167 | 143 | 1973 Jan 18 |
Penumbral |
-1.08446 | |
| 148 | 1973 Jul 15 |
Penumbral |
1.51782 | |||||
| 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).[1] This lunar eclipse is related to two partial solar eclipses of Solar Saros 155 on the third and fourth columns.
| June 17, 1928 | June 29, 1946 | July 9, 1964 | July 20, 1982 |
|---|---|---|---|
 |
 |
 |
 |
See also
- List of lunar eclipses
- List of 20th-century lunar eclipses
Notes
- Mathematical Astronomy Morsels, Jean Meeus, p.110, Chapter 18, The half-saros
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