4
votes
1answer
28 views

How accurate is the Molad?

To the best of my knowledge the Molad is every 29.5 days + 793 Chalakim. Is there any information showing if the current Molad calculation is accurate scientifically? If it is off by how much is it ...
5
votes
4answers
94 views

How to care about the molad

I have read the great answers to Purpose of announcing Molad and understood that the halakhic reason to know the molad is to know what the Sanhedrin would know when they declared a new month. But ...
2
votes
2answers
138 views

Why is my molad-time chart off by a day?

The HaMaor Mikraos Gedolos chumash has a chart of molad (forecasted first visibility of the new moon in Jerusalem, based on averages observable to the naked eye, assuming Jerusalem local time; am I ...