Hi Rob: One of the things I like to do is look for correlation between movies I like. For example Bill Hickman was the stunt driver for both The French Connection and Bullitt (Dodge Charger 440 Magnum). http://us.imdb.com/name/nm0382707/
Have Fun, Brooke Clarke w/Java http://www.PRC68.com w/o Java http://www.pacificsites.com/~brooke/PRC68COM.shtml http://www.precisionclock.com Rob Kimberley wrote: >Bill, > >The Bureau International des Poids et Mesures (BIPM) http://www.bipm.org >are the International coordinators of time, as well as other the standards >of length, mass, so you were right with your French Connection (good film by >the way!!). The Greenwich Meridian (0 degrees longitude) runs through the >middle of the Greenwich Observatory in London. Great place to visit if you >ever get over to the UK. > >Check out the link given for more info, and www.npl.co.uk/time has useful >links also. > >Best > >Rob Kimberley > >-----Original Message----- >From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On >Behalf Of Bill Hawkins >Sent: 14 January 2007 19:04 >To: 'Discussion of precise time and frequency measurement' >Subject: [time-nuts] International time meridian > >A non-hardware/software query: > >Some time ago, I got it into my head that GMT was obsolete and that the time >meridian went through Paris, not Greenwich. >I answered a query in the Glowbugs list that way, and then used Google to >check up on that. Unlike others in lists, I feel bad about propagating >misinformation. But not bad enough to look it up first. > >Wikipedia is not helpful about the status of GMT. As I understood it, the >prime meridian was defined in 1884, and GMT with it. Then atomic time >replaced the telescope that determined GMT in 1972. >The agreement was reached in Paris, no? Paris has the physical standards of >meter and kilogram, so why not atomic time. > >Wikipedia says the prime meridian is still also the time meridian. >Paris is about 9 minutes ahead of London, and nobody made a nine minute step >change in social time. The wiki also says that GMT is still in use. > >1/1/1977 was set as the base for average atomic time, according to the wiki, >after relativistic effects were compensated. So TAI marches monotonically >forward, while UTC subtracts leap seconds to maintain social time. Yes, >there are people who want to stop this irritating leap second business until >well after they are dead, but they have no "exit strategy" to deal with a >much bigger jump in social time at a later date. > >In any event, social time is only occasionally (about annually) adjusted by >stellar observations, so technically the basis for GMT no longer exists. >Right? > >Did see a 1999 article that said Paris was going to plant a boulevard of >trees along the Paris meridian that could be seen from outer space. Dunno if >they did it. > >Also, satellites operate from a prime meridian that is offset by 102.5 >meters to the east, because Earth based telescopes are aligned to the center >of gravity with a plumb bob. Satellites need to be aligned with the physical >center of the Earth, for some reason. > >See http://en.wikipedia.org/wiki/Prime_Meridian > >and http://en.wikipedia.org/wiki/International_Atomic_Time > >Regards, >Bill Hawkins > > >_______________________________________________ >time-nuts mailing list >time-nuts@febo.com >https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > > > >_______________________________________________ >time-nuts mailing list >time-nuts@febo.com >https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > > > _______________________________________________ time-nuts mailing list time-nuts@febo.com https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts