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Article #37Re: A question for the Meteo Data ???
From: Tim Gregg
Date: Sat, 09 Jun 2001 03:21
Date: Sat, 09 Jun 2001 03:21
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"Hugh Williams (London)" wrote: > Jun 2001 LHR (London, UK) > Well, I don't understand why the SR times remaining at a certain period > (from 12/6 to 22/6 ) where it is occurred earlier than the SS times > indicated (from the period 18/6 to 29/6 ) in the above data. > It's due to the fact that the earths orbit about the sun is not perfectly circular; that apogee (aposol?? I forget) occurs in the northern hemisphere summer, and therefor the earth is moving slower in its orbit than the yearly average. I will leave working out the details as an exercise for the student. Cheers, Tim
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 113943,1ce6d343c70357ac X-Google-Attributes: gid113943,public X-Google-Thread: fe1d0,1ce6d343c70357ac X-Google-Attributes: gidfe1d0,public X-Google-Thread: 102698,1ce6d343c70357ac X-Google-Attributes: gid102698,public X-Google-Thread: 10f497,1ce6d343c70357ac X-Google-Attributes: gid10f497,public X-Google-ArrivalTime: 2001-06-08 20:20:59 PST Path: arc1-ca.pugleaf.net!archiver1.google.com!newsfeed.google.com!newsfeed.stanford.edu!news.ems.psu.edu!news.ceinetworks.com!washdc3-snf1!washdc3-snh1.gtei.net!news.gtei.net!feeder.qis.net!news-xfer.newsread.com!netaxs.com!newsread.com!POSTED.monger.newsread.com!not-for-mail Message-ID: <3B21A409.85EF72F3@bestweb.net> From: Tim Gregg <timgregg@bestweb.net> Organization: GreggSys.com X-Mailer: Mozilla 4.5 [en] (WinNT; I) X-Accept-Language: en MIME-Version: 1.0 Newsgroups: uk.sci.weather,ba.weather,chi.weather,alt.talk.weather Subject: Re: A question for the Meteo Data ??? References: <9fonnh$ru01@imsp212.netvigator.com> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Lines: 18 Date: Sat, 09 Jun 2001 03:21:06 GMT NNTP-Posting-Host: 216.179.1.53 X-Complaints-To: Abuse Role <abuse@bestweb.net>, We Care <abuse@newsread.com> X-Trace: monger.newsread.com 992056866 216.179.1.53 (Fri, 08 Jun 2001 23:21:06 EDT) NNTP-Posting-Date: Fri, 08 Jun 2001 23:21:06 EDT