While I was googling for reports of other misbehaving GPS chips, I discovered the existence of the worlds first leap second enabled wrist watch. Seiko introduced the Astron models 8X53, 8X82, 7X52 which automatically check for a leap second on ……. « Seiko Astron enters the leap second data receiving mode after the first GPS signal is received on or after June 1st and December 1st. » (User Manual) D’OH!… Maybe one of Homer’s inventions. If any of you have one, have you checked how it has reacted? "The power of accurate observation is commonly called cynicism by those who have not got it. » George Bernard Shaw

The watch is fine. Ive intentionally set it to be off time to have it automatically recover with essentially leap second precision. On 21 Jul 2016 3:25 p.m., "Mike Cook" <michael.cook@sfr.fr> wrote: > While I was googling for reports of other misbehaving GPS chips, I > discovered the existence of the worlds first leap second enabled wrist > watch. > Seiko introduced the Astron models 8X53, 8X82, 7X52 which automatically > check for a leap second on ……. > > « Seiko Astron enters the leap second data receiving mode after the first > GPS signal is received on or after June 1st and December 1st. » (User > Manual) > > D’OH!… > > Maybe one of Homer’s inventions. > > If any of you have one, have you checked how it has reacted? > > > "The power of accurate observation is commonly called cynicism by those > who have not got it. » > George Bernard Shaw > > _______________________________________________ > time-nuts mailing list -- time-nuts@febo.com > To unsubscribe, go to > https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. >

On 7/21/2016 12:09 AM, Mike Cook wrote: > « Seiko Astron enters the leap second data receiving mode after the > first GPS signal is received on or after June 1st and December 1st. » > (User Manual) Why 6/1 and 12/1? Leap seconds can happen any month. June and December are only a preference. Sounds like the world's first fundamentally flawed "leap second enabled" watch.