PMIP 2 Mid-Holocene Calendar Tables


 

The following tables list the first day and the length of the angular months, depending on the year length, with vernal equinox fixed to be March 21st, as defined in Joussaume, S. and P. Braconnot, 1997: Sensitivity of paleoclimate simulation results to season definitions. Journal of Geophysical Research (Atmosphere), 102, 1943-1956. The dates are relative to the present calendar months.

126 ka has been included to help see the difference between two climatic periods.

 

Celestial calendar at 6 kyr BP, 365-day year

[ Text version ]

365-day year
Month 126 kyr BP 6 kyr BP
Month / Day Length Month / Day Length
January 12 / 25 34 12 / 28 32
February 01 / 28 31 01 / 29 30
March 02 / 28 32 02 / 28 32
April 04 / 01 30 04 / 01 31
May 05 / 01 29 05 / 02 31
June 05 / 30 27 06 / 02 29
July 06 / 26 28 07 / 01 30
August 07 / 24 28 07 / 31 29
September 08 / 21 28 08 / 29 29
October 09 / 18 32 09 / 27 30
November 10 / 20 32 10 / 27 30
December 11 / 21 34 11 / 26 32

Celestial calendar at 6 kyr BP, 360-day year

[ Text version ]

360-day year
Month 126 kyr BP 6 kyr BP
Month / Day Length Month / Day Length
January 12 / 24 33 12 / 27 31
February 01 / 27 33 01 / 28 32
March 02 / 30 31 02 / 30 31
April 04 / 01 30 04 / 01 31
May 05 / 01 28 05 / 02 30
June 05 / 29 27 06 / 02 29
July 06 / 26 27 07 / 01 29
August 07 / 23 27 07 / 30 28
September 08 / 20 29 08 / 28 29
October 09 / 19 30 09 / 27 29
November 10 / 19 32 10 / 26 30
December 11 / 21 33 11 / 26 31

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