Английская Википедия:February 1990 lunar eclipse
| Total Lunar Eclipse February 9, 1990 | |
|---|---|
| (No photo) | |
| Файл:Lunar eclipse chart close-1990Feb09.png The moon passes west to east (right to left) across the Earth's umbral shadow, shown in hourly intervals. | |
| Series | 133 (25 of 71) |
| Gamma | -0.4148 |
| Magnitude | 1.0750 |
| Duration (hr:mn:sc) | |
| Totality | 42:18 |
| Partial | 3:24:18 |
| Penumbral | 5:39:36 |
| Contacts (UTC) | |
| P1 | 16:22:14 |
| U1 | 17:29:53 |
| U2 | 18:50:53 |
| Greatest | 19:12:02 |
| U3 | 19:33:11 |
| U4 | 20:54:11 |
| P4 | 22:01:50 |
A total lunar eclipse took place on Friday, February 9, 1990, the first of two lunar eclipses in 1990.[1]
Visibility
It was visible from all of Africa, Europe, Asia and Australia. The eclipse is sighted over the Philippines since the one that happened on February 20, 1989.
Файл:Lunar eclipse from moon-1990Feb09.png
Related eclipses
Eclipses of 1990
- An annular solar eclipse on January 26.
- A total lunar eclipse on February 9.
- A total solar eclipse on July 22.
- A partial lunar eclipse on August 6.
Lunar year series
Шаблон:Lunar eclipse set 1988-1991
Lunar Saros 133
This lunar eclipse is part of series 133 of the Saros cycle, which repeats every 18 years and 11 days. Series 133 runs from the year 1557 until 2819. The previous eclipse of this series occurred on January 30, 1972 and the next will occur on February 21, 2008.
It is the 5th of 21 total lunar eclipses in series 133. The first was on December 28, 1917. The last (21st) will be on August 3, 2278. The longest two occurrences of this series (14th and 15th) will last for a total of 1 hour and 42 minutes on May 18, 2152 and May 30, 2170. Solar saros 140 interleaves with this lunar saros with an event occurring every 9 years 5 days alternating between each saros series.
Tritos series
- Preceded: Lunar eclipse of March 13, 1979
- Followed: Lunar eclipse of January 9, 2001
Tzolkinex
- Preceded: Lunar eclipse of December 30, 1982
- Followed: Lunar eclipse of March 24, 1997
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 annular solar eclipses of Solar Saros 140.
| February 4, 1981 | February 16, 1999 |
|---|---|
| Файл:SE1981Feb04A.png | Файл:SE1999Feb16A.png |
See also
Notes
External links
- ↑ Hermit Eclipse: Saros cycle 133
- ↑ Mathematical Astronomy Morsels, Jean Meeus, p.110, Chapter 18, The half-saros
