On 3 Sep 2010, at 22:14, Rob Seaman <sea...@noao.edu> wrote: > Greenwich Mean Time is the Mean Solar Time in Greenwich. Is this its > "historical astronomical meaning"? Or is this its "definition"?
The former, because in current usage it is a synonym for UTC (which I do not regard as an astronomical timescale, though you can reasonably argue otherwise if your required precision is 1 - 10 seconds). Tony. -- f.anthony.n.finch <d...@dotat.at> http://dotat.at/ _______________________________________________ LEAPSECS mailing list LEAPSECS@leapsecond.com http://six.pairlist.net/mailman/listinfo/leapsecs