> -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of Magnus Danielson > Sent: Wednesday, March 18, 2009 4:11 PM > To: Discussion of precise time and frequency measurement > Subject: Re: [time-nuts] French Time offset > > Lux, James P skrev: > >> -----Original Message----- > >> From: [email protected] > >> [mailto:[email protected]] On Behalf Of Jean-Louis Oneto > >> Sent: Wednesday, March 18, 2009 10:14 AM > >> To: Discussion of precise time and frequency measurement > >> Subject: Re: [time-nuts] French Time offset > >> > >> BIPM is an _international_ organisation, and apart to be > in France, > >> has nothing to do (and never had as far as I know) with the > >> definition of French legal time. At least no more than for > any other > >> country UTC (or TAI) based. > >> Jean-Louis > >>> Paris is at 2degrees 20 min longitude, which isn't enough > >> to account > >>> for > >>> 12.5 minutes. Sevres (where BIPM is) is actually a bit to > >> the west, > >>> so even less solar time difference. > > > > > > Just casting about for potential meridian locations that > might explain the 12.5 minute difference. Maybe the central > longitude of France is 12.5 minutes(of time, 3 1/8th degrees > of longitude) from Greenwich? (like India's time zone being > on the half hour). Things get done for funny reasons: After > all, the physical size of France is why ATM "cells" (packets) > are 53 bytes (48 byte payload) instead of either 32 byte or > 64 byte payloads. > > If you look at the map Arnold linked to, you will see that > France sits very neatly into the Zulu-timezone. Infact, > France is better served by it then GB. I have enjoyed the > incorrectness of France time-zone-wise on my many travels to > France, so I am not complaining from a practical point of > view, but it would not be my first choice if I would choose > something for France. >
And what about Spain, which is mostly WEST of 0 longitude, yet is on UTC+1 _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
