The Oosthoek QS Calendar at a Glance

Year Published 2003
Days per Week none
Days per Month 27-40
Months per Year 20
Base Year Length 668
Leap Days 1
Leap Day Position end of 1st month
Basic Intercalation Formula 668, 669 by observation
Extended Intercalation Formula
(\ denotes integer division)
N/A
Mean Length of Calendar Year 668.5906
Base Astronomical Year Vernal Equinox
Accuracy infinite
Cycle of Perpetuity 1 year
Mean LS of Beginning of Year 0.0
Year Count Start 1
Epoch (CE) 2022 Dec 26
Epoch (JD) 2459940
20-Month Naming Convention Q + Greek Alphabetical Days
1st Month Qalfa 36-37
2nd Month Qbeta 38
3rd Month Qgamma 39
4th Month Qdelta 40
5th Month Qepsilon 40
6th Month Qzeta 39
7th Month Qeta 38
8th Month Qtheta 36
9th Month Qiota 34
10th Month Qkappa 31
11th Month Qlambda 31
12th Month Qmu 29
13th Month Qnu 28
14th Month Qxi 28
15th Month Qomikron 27
16th Month Qpi 28
17th Month Qrho 31
18th Month Qsigma 31
19th Month Qtau 32
20th Month Qupsilon 34
 

Note:

  1. This is one of several 20-month calendars.


Document The QS Calendar
Jelmer Oosthoek
Calendar Calendar
Martian Time

Martian Time

Martian Time Survey

Martian Time Survey 2.2