A partial lunar eclipse took place on Monday, December 10, 1973, the last of four lunar eclipses in 1973. At maximum eclipse, a small bite out of the Moon should have been visible. The eclipse lasted for 1 hour, 8 minutes and 29.4 seconds, with just 10.069% of the Moon in shadow at maximum.[1] It occurred near perigee, and as described, such event was known as a supermoon.
| Partial eclipse | |||||||||||||
| Date | 10 December 1973 | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Gamma | 0.96441 | ||||||||||||
| Magnitude | 0.10069 | ||||||||||||
| Saros cycle | 115 (55 of 72) | ||||||||||||
| Partiality | 68 minutes, 29.4 seconds | ||||||||||||
| Penumbral | 252 minutes, 7.4 seconds | ||||||||||||
| |||||||||||||
Visibility
Related lunar eclipses
Eclipses in 1973
- An annular solar eclipse on Thursday, 4 January 1973.
- A penumbral lunar eclipse on Thursday, 18 January 1973.
- A penumbral lunar eclipse on Friday, 15 June 1973.
- A total solar eclipse on Saturday, 30 June 1973.
- A penumbral lunar eclipse on Sunday, 15 July 1973.
- A partial lunar eclipse on Monday, 10 December 1973.
- An annular solar eclipse on Monday, 24 December 1973.
Lunar year series
| Lunar eclipse series sets from 1973–1976 | ||||||||
|---|---|---|---|---|---|---|---|---|
| Ascending node | Descending node | |||||||
| Saros | Date Viewing | Type Chart | Gamma | Saros | Date Viewing | Type Chart | Gamma | |
| 110 | 1973 Jun 15 | Penumbral | −1.32166 | 115 | 1973 Dec 10 | Partial | 0.96441 | |
| 120 | 1974 Jun 04 | Partial | −0.54887 | 125 | 1974 Nov 29 | Total | 0.30540 | |
| 130 | 1975 May 25 | Total | 0.23674 | 135 | 1975 Nov 18 | Total | −0.41343 | |
| 140 | 1976 May 13 | Partial | 0.95860 | 145 | 1976 Nov 06 | Penumbral | −1.12760 | |
| Last set | 1973 Jul 15 | Last set | 1973 Jan 18 | |||||
| Next set | 1977 Apr 04 | Next set | 1977 Sep 27 | |||||
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 122.
| December 4, 1964 | December 15, 1982 |
|---|---|
 |  |
See also
Notes
External links
- 1973 Dec 10 chart Eclipse Predictions by Fred Espenak, NASA/GSFC
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