A penumbral eclipse of the Moon occurred on 28 May, 0817 BC UT Old Style, with maximum eclipse at 20:28 UT. This very subtle penumbral eclipse was essentially invisible to the naked eye; though it lasted 2 hours and 51 minutes, just 35% of the Moon's disc was in partial shadow (with no part of it in complete shadow).

The penumbral eclipse lasted for 2 hours and 51 minutes. Maximum eclipse was at 20:28:42 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)
https://eclipse.gsfc.nasa.gov/eclipse.html
shows the visibility of the eclipse. (Click on it for the full-sized version.)

Eclipse Season and Saros Series

This eclipse season contains 3 eclipses:

This was the 3rd eclipse in lunar Saros series 56.The surrounding eclipses in this Saros series are:

This Saros series, lunar Saros series 56, is linked to solar Saros series 63. The nearest partner eclipses in that series are:

Eclipse Parameters

UT Date/time (max) 20:28:42 on 28 May UT TDT Date/time (max) 02:37:11 on 29 May TDT
Saros Series 56 Number in Series 3
Penumbral Magnitiude 0.3529 Central Magnitiude -0.6731
Gamma 1.3723 Path Width (km)
Delta T 6h08m Error ± 18m09s (95%)
Penumbral Duration 2h51m Partial Duration
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)
https://eclipse.gsfc.nasa.gov/eclipse.html
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 22:11:40 UTC.