[LEAPSECS] Cheating means more planning, not less

Tony Finch dot at dotat.at
Mon Dec 29 21:19:01 EST 2008


On Sun, 28 Dec 2008, Rob Seaman wrote:

>

> And I really will spare folks my other screed on civil timekeeping

> having nothing to do with local apparent solar time. Since everybody

> seems to agree on this point, I'm not sure why it keeps coming up.


I don't agree. I think the sun in the sky is what people actually care
about, and the astronomical details are irrelevant for practical purposes.
Civil time needs to be within a couple of hours of local solar time. The
differences between mean solar time and apparent solar time are too small
to matter - in fact the variation of sunrise matters much more than the
variation of midday.

Tony.
--
f.anthony.n.finch <dot at dotat.at> http://dotat.at/
SOUTHEAST ICELAND: SOUTHWESTERLY 4 OR 5, OCCASIONALLY 6 IN NORTH, VEERING
NORTHERLY 6 LATER IN NORTH. MODERATE, BECOMING ROUGH AT TIMES. SHOWERS, SNOW
LATER IN NORTH. MODERATE OR GOOD, OCCASIONALLY POOR LATER IN NORTH.


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