Re: Julian Days and Eon seconds

2011-03-03 Thread Peter Haworth
That was my concern. I guess it doesn't matter as long as you use the same base date for conversion to and from Julian format, and once I found SQL provides functions to do that, I realised I don;t need any LC code. Pete Haworth On Mar 3, 2011, at 8:55 AM, Bob Sneidar wrote: > http://en.wikip

Re: Julian Days and Eon seconds

2011-03-03 Thread Bob Sneidar
http://en.wikipedia.org/wiki/Julian_day Apparently there are a number of different Julian Date forms. Kind of makes you wonder why anyone uses it at all! Bob On Mar 2, 2011, at 5:26 PM, Peter Haworth wrote: > Ah yes, forgot about that! I looked in Sarah's date routines and found what > I'm

Re: Julian Days and Eon seconds

2011-03-03 Thread Bob Sneidar
Gee, I wonder what happened on that date? Bob On Mar 2, 2011, at 4:20 PM, Peter Haworth wrote: > LC has me covered for text string dates and dates stored in seconds but > SQLIte can also store dates in Julian format, defined as the number of days > since 11/24, 4714 BC. _

Re: Julian Days and Eon seconds

2011-03-02 Thread Peter Haworth
Never mind, just realised that SQlite can do all the conversion for me. Pete Haworth http://www.mollysrevenge.com http://www.sonicbids.com/MollysRevenge http://www.myspace.com/mollysrevengeband On Mar 2, 2011, at 5:26 PM, Peter Haworth wrote: > Ah yes, forgot about that! I looked

Re: Julian Days and Eon seconds

2011-03-02 Thread Peter Haworth
Ah yes, forgot about that! I looked in Sarah's date routines and found what I'm looking for BUT - it says the base date is January 1, 4713 BCE and SQLite says the base date is 11/24, 4714 BC, a few months after Sarah;s base date. Maybe I'll just give it a whirl and see what happens. Pete

Re: Julian Days and Eon seconds

2011-03-02 Thread Alex Tweedly
"When it's important, go to Sarah's site." (with apologies to M&S :-) http://www.troz.net/rev/index.irev?category=Library#stacks -- Alex. On 03/03/2011 00:20, Peter Haworth wrote: Why do I keep getting involved in these off-the-wall topics! I have a need to convert dates back and forth b

Julian Days and Eon seconds

2011-03-02 Thread Peter Haworth
Why do I keep getting involved in these off-the-wall topics! I have a need to convert dates back and forth between the formats used by sqlite and human readable formats. LC has me covered for text string dates and dates stored in seconds but SQLIte can also store dates in Julian format, defined