I just looked it up: the "Precession of the Equinoxes" (to quote Kipling) is September 22 at 10:29 P.M. EDT, which is a Monday.
I suggest a 24hour window on either side for the benefit of those of us with very busy schedules. Cheers, Rick http://photo.net/photos/RickW On Thu, Jul 10, 2014 at 8:49 AM, Brian Walters <apathy...@lyons-ryan.org> wrote: > Quoting Matthew Hunt <m...@pobox.com>: > >> On Wed, Jul 9, 2014 at 11:54 PM, Bob Sullivan <rf.sulli...@gmail.com> >> wrote: >> >>> Raise the bar, make it the same day as the Equinox. >> >> >> Note that will be a different day depending on where you live. For >> example, the 2014 September equinox is at 02:29 UT on September 23, so >> that would make it September 23 for Europe/Australia but September 22 >> for the Americas. >> >> (If we're doing a 24 hour period, my own preference would be +/- 12 >> hours from the actual time of the equinox, rather than a calendar >> date, but I have a feeling we're getting a little too complex here...) > > > > > Maybe not. The first Synchronicity theme in 1998 required photos to be > taken at the actual time of the equinox. The next Synchronicity theme in > 1999 allowed for a 2 hour window around UT. So +/- 12 hours doesn't seem > too restrictive. > > It's easy to find out the time of the equinox at various locations and then > work out the local 'window of opportunity' - eg the website below lists the > time of the equinox at various cities worldwide: > > http://www.timeanddate.com/worldclock/fixedtime.html?continent=namerica&iso=20140923T0229&msg=September%20Equinox%202014 > > http://tinyurl.com/pmmh9qp > > > -- > Cheers > > Brian > > ++++++++++++++++++++++++++++++++++ > Brian Walters > Western Sydney Australia > http://lyons-ryan.org/southernlight/ > > > > -- > PDML Pentax-Discuss Mail List > PDML@pdml.net > http://pdml.net/mailman/listinfo/pdml_pdml.net > to UNSUBSCRIBE from the PDML, please visit the link directly above and > follow the directions. -- PDML Pentax-Discuss Mail List PDML@pdml.net http://pdml.net/mailman/listinfo/pdml_pdml.net to UNSUBSCRIBE from the PDML, please visit the link directly above and follow the directions.
