The Veses Calculator

You will need a calendar to find your dates and write down the Onahs.

Warning: If you do not enter your dates and times correctly,
the calculations will be wrong!

Note: For this calendar, times after midnight but before morning are still considered part of the preceding night- i.e. Monday at 2:00 am is still Sunday night.

Re'iya (when you saw blood):

Date of Re'iya: MonthJanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecember  Day12345678910111213141516171819202122232425262728293031   202520262027
Time:   ampm      before Shekiah  after Shekiah 

Hefsek Tahara (verified end of bleeding)

After the   5th6th7th8th9th10th11th12th13th14th   day

LAST Hefsek Tahara

Date of LAST Hefsek: MonthJanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecember   Day12345678910111213141516171819202122232425262728293031   202520262027  before Shekiah

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Optional: Other Haflagas

1) Number of CLEAN Onahs:   —this was a Day or Night?daynight Onah.
2) Number of CLEAN Onahs:   —this was a Day or Night?daynight Onah.
3) Number of CLEAN Onahs:   —this was a Day or Night?daynight Onah.