| Total lunar eclipse December 20, 2029 | |
|---|---|
| Ecliptic north up  The moon will not pass through the center of the Earth's shadow. | |
| Saros (and member) | 135 (24 of 71) | 
| Gamma | -0.3811 | 
| Magnitude | 1.1174 | 
| Duration (hr:mn:sc) | |
| Totality | 53:44 | 
| Partial | 3:33:18 | 
| Penumbral | 5:58:00 | 
| Contacts (UTC) | |
| P1 | 19:44:12 | 
| U1 | 20:56:33 | 
| U2 | 22:16:21 | 
| Greatest | 22:43:12 | 
| U3 | 23:10:03 | 
| U4 | 0.29:51 | 
| P4 | 1:42:12 | 
A total lunar eclipse will take place between Thursday and Friday, December 20-21, 2029.[1]
Visibility

Related lunar eclipses
Lunar year series
| Lunar eclipse series sets from 2027–2031 | ||||||
|---|---|---|---|---|---|---|
| Descending node | Ascending node | |||||
| Saros | Date Viewing | Type Chart | Saros | Date Viewing | Type Chart | |
| 110 | 2027 Jul 18  | Penumbral  | 115 | 2028 Jan 12  | Partial  | |
| 120 | 2028 Jul 06  | Partial  | 125 | 2028 Dec 31  | Total  | |
| 130 | 2029 Jun 26  | Total  | 135 | 2029 Dec 20  | Total  | |
| 140 | 2030 Jun 15  | Partial  | 145 | 2030 Dec 09  | Penumbral  | |
| 150 | 2031 Jun 05  | Penumbral  | ||||
| Last set | 2027 Aug 17 | Last set | 2027 Feb 20 | |||
| Next set | 2031 May 07 | Next set | 2031 Oct 30 | |||
Metonic series (19 years)
The Metonic cycle repeats nearly exactly every 19 years and represents a Saros cycle plus one lunar year. Because it occurs on the same calendar date, the earth's shadow will be in nearly the same location relative to the background stars.
| Ascending node | Descending node | 
|---|---|
| 
 | 
 | 
|  |  | 
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 142.
| December 14, 2020 | December 26, 2038 | 
|---|---|
|  |  | 
See also
Notes
- ↑ Hermit Eclipse: Saros cycle 135
- ↑ Mathematical Astronomy Morsels, Jean Meeus, p.110, Chapter 18, The half-saros
External links
- 2029 Dec 20 chart: Eclipse Predictions by Fred Espenak, NASA/GSFC
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