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Lunar Calendar Month October 2025 (Heard Island And McDonald Islands)

The Moon is the only natural satellite of the Earth and the fifth largest moon in the Solar System. It is the largest natural satellite in the solar system relative to the size of its planet. The following is information specific for Heard Island Central Terrotory, Heard Island and McDonald Islands during October 2025.

Choose a country from the list to get relevant information:

Date and time of moon phases

The information in the following table comes from calculations published by the Astronomical Applications Department of the U.S. Naval Observatory.

Moon phasesDatesTime
full moon2025-10-0708:47
3rd quarter2025-10-1323:13
new moon2025-10-2117:25
1st quarter2025-10-2921:21

Apogee and perigee of the Moon

The following table shows the dates of perigee and apogee of the Moon during October 2025.

PositionDatesTimeDistanceNotes
Perigee2025-10-0817:37359,818 km
Apogee2025-10-2404:32406,444 km

Moon-Planet Conjunctions

A Moon-planet conjunction occurs when an astronomical object has either the same, or nearly the same, right ascension or the same ecliptic longitude of that of the Moon, as observed from Earth.

Astronomical ObjectsDate and Time
Saturn2025-10-06 07:46
Pleiades2025-10-10 10:20
Jupiter2025-10-14 03:31
Pollux2025-10-14 04:30
Beehive2025-10-15 03:53
Regulus2025-10-16 21:56
Venus2025-10-20 02:37
Mercury2025-10-23 21:15
Antares2025-10-25 05:15

Illumination of the Moon

The following table depicts the illumination of the Moon, calculated at 00:00, throughtout the 31 days of October 2025.

October 2025
wMondayTuesdayWednesdayThursdayFridaySaturdaySunday
Week 40
29 Monday
 
30 Tuesday
 
1Wednesday
 
57.9% illuminated
Age: 8.1
2Thursday
 
67.6% illuminated
Age: 9.1
3Friday
 
77% illuminated
Age: 10.1
4Saturday
 
85.4% illuminated
Age: 11.1
5Sunday
 
92.4% illuminated
Age: 12.1
Week 41
6Monday
 
97.4% illuminated
Age: 13.2
7Tuesday
 
99.8% illuminated
Age: 14.4
8Wednesday
 
99.4% illuminated
Age: 15.5
9Thursday
 
96% illuminated
Age: 16.7
10Friday
 
89.9% illuminated
Age: 17.8
11Saturday
 
81.6% illuminated
Age: 18.9
12Sunday
 
71.7% illuminated
Age: 20
Week 42
13Monday
 
60.9% illuminated
Age: 21.1
14Tuesday
 
49.8% illuminated
Age: 22.2
15Wednesday
 
39.1% illuminated
Age: 23.2
16Thursday
 
29.1% illuminated
Age: 24.2
17Friday
 
20.2% illuminated
Age: 25.2
18Saturday
 
12.7% illuminated
Age: 26.1
19Sunday
 
6.8% illuminated
Age: 27
Week 43
20Monday
 
2.7% illuminated
Age: 28
21Tuesday
 
0.5% illuminated
Age: 28.9
22Wednesday
 
0.1% illuminated
Age: 0.3
23Thursday
 
1.5% illuminated
Age: 1.2
24Friday
 
4.7% illuminated
Age: 2
25Saturday
 
9.4% illuminated
Age: 2.9
26Sunday
 
15.7% illuminated
Age: 3.8
Week 44
27Monday
 
23.2% illuminated
Age: 4.7
28Tuesday
 
31.8% illuminated
Age: 5.6
29Wednesday
 
41.2% illuminated
Age: 6.5
30Thursday
 
51.2% illuminated
Age: 7.5
31Friday
 
61.4% illuminated
Age: 8.5
1 Saturday
 
2 Sunday
 
3 Monday
 
4 Tuesday
 
5 Wednesday
 
6 Thursday
 
7 Friday
 
8 Saturday
 
9 Sunday
 
10 Monday
 
11 Tuesday
 
12 Wednesday
 
13 Thursday
 
14 Friday
 
15 Saturday
 
16 Sunday
 
Content last updated on 2018-10-21T17:33:00Z