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Re: Time
From: Thomas Schmidt
Date: 2000 Nov 10, 2:54 AM
From: Thomas Schmidt
Date: 2000 Nov 10, 2:54 AM
Russell Sher wrote: > Thomas you wrote... > "Meridian Passage of the Sun = the moment when the sun is exactly due > south." > > This depends of course where the observer is. For example here in Cape Town > at 34deg. South, the sun is always North of the observer at local apparent > noon (LAN). > A better definition of LAN is when the sun is on the observer's meridian. > > Russell Ooops, yes; I admit to a case of northernhemispherocentrism; I should know better... I wanted to avoid the term 'meridian' since the question seemed to ask for some very basic definitions and I would probably have had to define 'meridian' before using it, so I tried to go the easier way. If I can find some time over the weekend I'll expand that collection of time scales a bit; there are a few interesting things to explain... Thomas -- ------------------------------------------------------------------- Thomas Schmidt e-mail: schmidt@hoki.ibp.fhg.de