March 30, 2014 at 18h after sunset (the conjunction has not yet occurred) the new moon will be 2h45 later, in 20h 45

March 31, 2014 18h, the moon is not theoretically visible to naked eye in Jerusalem, illuminated fraction: 0.9%

18h April 1, 2014, the moon is visible in Jerusalem, illuminated fraction: 4.1% The first day of the month of Nisan begins at this moment

seen from space

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18h Jérusalem 3/30/2014

18h Jérusalem 3/31/2014

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18h Jérusalem 4/1/2014

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The édim (witnesses) bore witness they saw the first crescent moon after the sunset : 1st day of the month starts this moment.

At the time of the Sanhedrin, the édim (witnesses) were the testimony they had seen the moon this molad corresponded at first visibility, Israel, a very thin crescent Moon, after conjunction. Of course, the witnesses could not see the new moon after sunset.

Children, now you understand this box !!!