October 2023 lunar eclipse

October 2023 lunar eclipse
Partial eclipse
Date	28 October 2023
Gamma	0.9471
Magnitude	0.1220
Saros cycle	146 (11 of 72)
Partiality	77 minutes, 21 seconds
Penumbral	264 minutes, 34 seconds
P1
Contacts (UTC)
P1	18:01:47
U1	19:35:18
Greatest	20:14:03
U4	20:52:39
P4	22:26:20
	← May 2023 March 2024 →

A partial lunar eclipse will take place 28 October 2023.

Visibility[]

It will be completely visible over Europe and most of Asia and Africa, will be seen rising over the extreme eastern Americas, and setting over Australia.

Related eclipses[]

Eclipses of 2023[]

A hybrid solar eclipse on 20 April.
A penumbral lunar eclipse on 5 May.
An annular solar eclipse on 14 October.
A partial lunar eclipse on 28 October.

Lunar year series[]

Lunar eclipse series sets from 2020–2023
Descending node				Ascending node
Saros	Date	Type Viewing	Gamma	Saros	Date Viewing	Type Chart	Gamma
111	2020 Jun 05	Penumbral	1.24063	116	2020 Nov 30	Penumbral	-1.13094
121	2021 May 26	Total	0.47741	126	2021 Nov 19	Partial	-0.45525
131	2022 May 16	Total	-0.25324	136	2022 Nov 08	Total	0.25703
141	2023 May 05	Penumbral	-1.03495	146	2023 Oct 28	Partial	0.94716

Last set	2020 Jul 05			Last set	2020 Jan 10

Next set	2024 Mar 25			Next set	2024 Sep 18

Saros series[]

This eclipse is part of Saros cycle 146.

Metonic series[]

This eclipse is the last of four Metonic cycle lunar eclipses on the same date, 28–29 October, each separated by 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 in nearly the same location relative to the background stars.

Metonic events: May 4 and October 28
Descending node	Ascending node
1966 May 4 - Penumbral (111) 1985 May 4 - Total (121) 2004 May 4 - Total (131) 2023 May 5 - Penumbral (141)	1966 Oct 29 - Penumbral (116) 1985 Oct 28 - Total (126) 2004 Oct 28 - Total (136) 2023 Oct 28 - Partial (146) 2042 Oct 28 - Penumbral (156)

Half-Saros cycle[]

A lunar eclipse will be preceded and followed by solar eclipses by 9 years and 5.5 days (a half saros).^[1] This lunar eclipse is related to two partial solar eclipses of Solar Saros 153.