The Lovelock-Allaby Calendar at a Glance

Year Published 1984
Days per Week 7
Days per Month N/A
Months per Year none
Base Year Length 686
Leap Days 1
Leap Day Position end of year
Basic Intercalation Formula 686 + 50x687
Extended Intercalation Formula
(\ denotes integer division)
-Y\51
Mean Length of Calendar Year 686.98
Base Astronomical Year undefined
Accuracy <1 year
Cycle of Perpetuity 7 days
Mean LS of Beginning of Year undefined
Year Count Start undefined
Epoch (CE) undefined
Epoch (JD) undefined
 
7-day Naming Convention English
1st Day Sunday
2nd Day Monday
3rd Day Tuesday
4th Day Wednesday
5th Day Thursday
6th Day Friday
7th Day Saturday

Notes:

  1. The calendar is mistakenly based on the number of Earth days in a Martian year.

  2. This is one of several 0-month calendars.


Document Excerpts from The Greening of Mars
James Lovelock and Michael Allaby
Calendar Calendar
Martian Time

Martian Time

Martian Time Survey

Martian Time Survey 2.2