Intercal.xls

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So He died on April 3, 14 days after March 20; He rose as FIRST FRUITS on April 7 (6th, sometime post sundown).

Month	Days	Diff	Cal reset	Correction (new day begins SUNDOWN prior day)

September 2015 equinox	23			11:20 am in Jerusalem, so Rosh on the same day
Sept 2015 days after Equinox (including it, if pre-sundown)	8			starts 1Tishri/Ethanim on '1', since happening before noon
Oct	31		30	Tishri to 3rd wk	Sept 23 - Oct 22
Nov	30		30	Bul/Cheshevan	Oct 23 - Nov21
Dec	31		30	Chislev	Nov 22 - Dec 21
Jan	31		30	Tebeth	Dec 22 - Jan 20
Feb	28		30	Shebat	Jan 21 - Feb 19
March 20 2016 = equinox	20		30	Adar	Feb 20 - March 20 (leap yr)
Starts about 6:30 am Jeru time		179	180	Piggybacking at sundown solves difference
March 2016 days after Equinox	11		30	Nisan/Abib[1]	March 21 - April 19	But the 21st started at sundown on 20th!
April	30		30	Ziv/Iyyar	April 20 - May 19
May	31		30	Sivan	May 20 - June 18
June	30		30	Tammuz	June 19 - July 18
July	31		30	Av	July 19 - August 17
Aug	31		35	Elul	August 18 - Sept 21	Sometimes 36 days, so no leap years
Sept 2016 equinox	22
Starts about 3:30pm Jeru time		186	185	Piggybacking at sundown solves difference