That's interesting. I'm not sure of the significance of that year or how that relates to the algorithm in Meeus' book. This web page talks about the date algori

That's interesting. I'm not sure of the significance of that year or how that relates to the algorithm in Meeus' book. This web page talks about the date algorithms in Meeus' book in some detail but the math is beyond me - http://mysite.verizon.net/aesir_research/date/jdimp.htm http://mysite.verizon.net/aesir_research/date/jdimp.htm. The Julian day conversion algorithm here is the same one used by SQLite.