The Hollon Calendar (perpetual)

Su Ph De Ea Ve Ju Sa Su Ph De Ea Ve Ju Sa Su Ph De Ea Ve Ju Sa Su Ph De Ea Ve Ju Sa
Aldrin 1 2 3 4 5 6 7 7th Month 1 2 3 4 5 6 7 13th Month 1 2 3 4 5 6 7 19th Month 1 2 3 4 5 6 7
8 9 10 11 12 13 14 8 9 10 11 12 13 14 8 9 10 11 12 13 14 8 9 10 11 12 13 14
15 16 17 18 19 20 21 15 16 17 18 19 20 21 15 16 17 18 19 20 21 15 16 17 18 19 20 21
22 23 24 25 26 27 28 22 23 24 25 26 27 28 22 23 24 25 26 27 28 22 23 24 25 26 27 28
2nd Month 1 2 3 4 5 6 7 8th Month 1 2 3 4 5 6 7 14th Month 1 2 3 4 5 6 7 20th Month 1 2 3 4 5 6 7
8 9 10 11 12 13 14 8 9 10 11 12 13 14 8 9 10 11 12 13 14 8 9 10 11 12 13 14
15 16 17 18 19 20 21 15 16 17 18 19 20 21 15 16 17 18 19 20 21 15 16 17 18 19 20 21
22 23 24 25 26 27 28 22 23 24 25 26 27 28 22 23 24 25 26 27 28 22 23 24 25 26 27 28
3rd Month 1 2 3 4 5 6 7 9th Month 1 2 3 4 5 6 7 15th Month 1 2 3 4 5 6 7 21st Month 1 2 3 4 5 6 7
8 9 10 11 12 13 14 8 9 10 11 12 13 14 8 9 10 11 12 13 14 8 9 10 11 12 13 14
15 16 17 18 19 20 21 15 16 17 18 19 20 21 15 16 17 18 19 20 21 15 16 17 18 19 20 21
22 23 24 25 26 27 28 22 23 24 25 26 27 28 22 23 24 25 26 27 28 22 23 24 25 26 27 28
4th Month 1 2 3 4 5 6 7 10th Month 1 2 3 4 5 6 7 16th Month 1 2 3 4 5 6 7 22nd Month 1 2 3 4 5 6 7
8 9 10 11 12 13 14 8 9 10 11 12 13 14 8 9 10 11 12 13 14 8 9 10 11 12 13 14
15 16 17 18 19 20 21 15 16 17 18 19 20 21 15 16 17 18 19 20 21 15 16 17 18 19 20 21
22 23 24 25 26 27 28 22 23 24 25 26 27 28 22 23 24 25 26 27 28 22 23 24 25 26 27 28
5th Month 1 2 3 4 5 6 7 11th Month 1 2 3 4 5 6 7 17th Month 1 2 3 4 5 6 7 23rd Month 1 2 3 4 5 6 7
8 9 10 11 12 13 14 8 9 10 11 12 13 14 8 9 10 11 12 13 14 8 9 10 11 12 13 14
15 16 17 18 19 20 21 15 16 17 18 19 20 21 15 16 17 18 19 20 21 15 16 17 18 19 20 21
22 23 24 25 26 27 28 22 23 24 25 26 27 28 22 23 24 25 26 27 28 22 23 24 25 26 27 28
6th Month 1 2 3 4 5 6 7 12th Month 1 2 3 4 5 6 7 18th Month 1 2 3 4 5 6 7 Zubrin 1 2 3 4 5 6 7
8 9 10 11 12 13 14 8 9 10 11 12 13 14 8 9 10 11 12 13 14 8 9 10 11 12 13 14
15 16 17 18 19 20 21 15 16 17 18 19 20 21 15 16 17 18 19 20 21 15 16 17 18 19 20 21
22 23 24 25 26 27 22 23 24 25 26 27 22 23 24 25 26 27 22 23 24 25 26 27 28

Key to Equinoxes, Solstices, Apsides, and
Leap Sols in the Calendar Tables

1Vernal Equinox
13Aphelion
28Summer Solstice
10Autumnal Equinox
13Perihelion
13Winter Solstice
28Leap Sol

NOTE: Dates shown for these events will vary due to intercalation.


Document Rationale for the Martian Calendar's Structure
Bill Hollon
Summary Summary
Martian Time

Martian Time

Martian Time Survey

Martian Time Survey 2.2