A partial eclipse of the Moon occurred on 1 May, 1691 BC UT Old Style, with maximum eclipse at 23:46 UT. The Moon was almost covered by the Earth's shadow in a very deep partial eclipse, which lasted 3 hours and 28 minutes. With 99% of the Moon in shadow at maximum eclipse, this was quite a memorable event.
The penumbral eclipse lasted for 5 hours and 54 minutes.
The partial eclipse lasted for 3 hours and 28 minutes.
Maximum eclipse was at 23:46:05 UT.
Overview Map
This map sourced from NASA Goddard Space flight Center: GSFC Eclipse Web SiteGSFC Eclipse Web Site
The primary source of all the information on eclipses presented here at Hermit Eclipse. (NASA Goddard Space flight Center)
shows the visibility of the eclipse. (Click on it for the
full-sized version.)
Eclipse Season and Saros Series
This eclipse season contains 2 eclipses:
This eclipse belongs to lunar Saros series 4.The surrounding eclipses in this Saros series are:
This Saros series, lunar Saros series 4,
is linked to solar Saros series 11. The
nearest partner eclipses in that series are:
Eclipse Parameters
| UT Date/time (max) | 23:46:05 on 1 May UT |
TDT Date/time (max) | 10:39:50 on 2 May TDT |
| Saros Series | 4 |
Number in Series | |
| Penumbral Magnitiude | 2.0505 |
Central Magnitiude | 0.9928 |
| Gamma | -0.4559 |
Path Width (km) | |
| Delta T | 10h54m |
Error | ± 1h23m (95%) |
| Penumbral Duration | 5h54m |
Partial Duration | 3h28m |
| Total Duration | |
| |
| Partial Rating | |
Total Rating | |
Note that while all dates and times on this site (except
where noted) are in UT, which is within a second of civil time,
the dates and times shown in NASA's eclipse listingsGSFC Eclipse Web Site
The primary source of all the information on eclipses presented here at Hermit Eclipse. (NASA Goddard Space flight Center)
are in the TDT timescale.
For this eclipse, this makes the date shown on this site
different to NASA's date.
Data last updated: 2015-06-21 22:11:39 UTC.
