April 1977 lunar eclipse
A partial lunar eclipse took place on April 4, 1977. At maximum eclipse, a small bite out of the Moon should have been visible. The eclipse lasted for 1 hour and 34.76 minutes, with just 19.289% of the Moon in shadow at maximum.[1]
Partial Lunar Eclipse April 4, 1977 | |
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(No photo) | |
The moon passes west to east (right to left) across the Earth's umbral shadow, shown in hourly intervals. | |
Series | 112 (63 of 72) |
Duration (hr:mn:sc) | |
Partial | |
Penumbral | |
Contacts | |
P1 | UTC |
U1 | |
Greatest | |
U4 | |
P4 |
Visibilility
Related lunar eclipses
Lunar year series
Lunar eclipse series sets from 1977–1980 | ||||||||
---|---|---|---|---|---|---|---|---|
Ascending node | Descending node | |||||||
Saros | Date Viewing |
Type Chart |
Gamma | Saros | Date Viewing |
Type Chart |
Gamma | |
112 | 1977 Apr 04 |
Partial |
-0.91483 | 117 | 1977 Sep 27 |
Penumbral |
1.07682 | |
122 | 1978 Mar 24 |
Total |
-0.21402 | 127 | 1978 Sep 16 |
Total |
0.29510 | |
132 | 1979 Mar 13 |
Partial |
0.52537 | 137 | 1979 Sep 06 |
Total |
-0.43050 | |
142 | 1980 Mar 01 |
Penumbral |
1.22701 | 147 | 1980 Aug 26 |
Penumbral |
-1.16082 | |
Last set | 1976 May 13 | Last set | 1976 Nov 06 | |||||
Next set | 1981 Jan 20 | Next set | 1980 Jul 27 |
Saros series
Lunar Saros series 112, repeating every 18 years and 11 days, has a total of 72 lunar eclipse events including 15 total lunar eclipses.
First Penumbral Lunar Eclipse: 859 May 20
First Partial Lunar Eclipse: 985 Aug 03
First Total Lunar Eclipse: 1364 Mar 18
First Central Lunar Eclipse: 1436 Apr 30
Greatest Eclipse of the Lunar Saros 112: 1490 Jun 02
Last Central Lunar Eclipse: 1562 Jul 16
Last Total Lunar Eclipse: 1616 Aug 27
Last Partial Lunar Eclipse: 2013 Apr 25
Last Penumbral Lunar Eclipse: 2139 Jul 12
The greatest eclipse of the series occurred on 1490 Jun 02, lasting 100 minutes.
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 119.
March 28, 1968 | April 9, 1986 |
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See also
- List of lunar eclipses
- List of 20th-century lunar eclipses
Notes
- Hermit Eclipse: Saros cycle 112
- Mathematical Astronomy Morsels, Jean Meeus, p.110, Chapter 18, The half-saros