Re: Earthquakes and the Moon

From: Eric (no_one_at_comcast.net)
Date: 12/27/04 

Date: Mon, 27 Dec 2004 02:51:16 GMT

Jonathan Silverlight wrote:

> In message <d0Izd.8257$8e5.5481@fed1read07>, "N:dlzc D:aol T:com (dlzc)"
> <N@?.D.invalid> writes
>>
>>Earthquakes occur somewhere in the world, to the tune of tens per day. So
>>there are earthquakes *everyday*. There is a correlation for you. Stop
>>time, and you stop quakes.
>>
>>Would there be earthquakes if the Earth was tidally locked to the Sun, and
>>had no Moon? Any evidence of quakes on Mercury?
>
> Until we land on it (which won't be soon - ESA's lander's been
> cancelled, for instance) we won't know. But given Mercury's very odd
> tidal locking and eccentric orbit I wouldn't be surprised.
>
> Moonquakes are most frequent at new moon and full moon
> <http://zebu.uoregon.edu/~soper/Moon/interior.html>.
>
> "They [Nikolaj Volodichev and Mikhail Panasjuk of the Skobeltsyn
> Research Institute of Nuclear Physics in Moscow] found that the most
> severe earthquakes took place around the time of a new moon or a full
> moon." <http://physicsweb.org/articles/news/5/2/4>
>
> "1425 of the 1861 earthquakes over magnitude 7.0 that happened in the
> whole world from 1900 to 1996 occurred at or near the extreme value
> points of the horizontal component of the tide generating forces,"
> <http://www.kluweronline.com/article.asp?PIPS=280053&PDF=1>
> This one's especially interesting, because the quake occurred at
> 0000GMT, when the Moon is overhead here but close to the horizon in
> Indonesia.

No it didnt, it occured at exactly 00:58:50 UTC - check the usgs web site
Eric

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