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Month Date Range Conversion from GC to NC
January 10 – 40 add 9 to the date in January
February
41 – 68 add 40 to the February date
March 69 – 99 +68
April 100
– 129 +99
May 130
– 160 +129
June 161
– 190 +160
July 191 – 221 +190
August 222 – 252 +221
September 253 – 282 +252
October 283 – 313 +282
November 314 – 343 +313
December 344 - 9 **
** If
before the 22nd of December, add 343 to the date (344 on a leap
year), for December 22nd or later, subtract 22 to get
the Day
October 4th, Sputnik Day and my birthday, is on 4+282=286
Valentine's Day: 40+14=54 (not to say it will be kept under the New Calendar)
Hallowe'en: 282+31=313 (which must be kept, possibly duplicated)