[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: Mars again



>
>STEVEN R. SCHONER schrieb:
>
>> If my memory serves me, did not more than two of these fall
>> in the month of October, at the beginning of the month?
>
>Hi Steve and List,
>
>Chassigny fell 1815, October 3, 08:00 hrs
>Nakhla fell 1911, June 28, 09:00 hrs
>Shergotty fell 1865, August 25, 09:00 hrs
>Zagami fell 1962, October 3, -- hrs
>
>> Anyway, it seems that one of these things
>> falls to be recovered every 30 to 40 years.
>
>The time span looks more like 50 years:
>
>1865-1815 = 50
>1911-1865 = 46
>1962-1911 = 51

You forgot Lafayette-- 1931 or thereabouts.


>
>Interestingly, all of them fell in the early morning hours. Hmmm!
>
>
>References worth studying:
>
>T.D. Swindle et al. (1996) Are there meteorite streams? - Investigations
>of a possible basaltic achondrite stream (abs. Meteoritics 31, 1996,
>A136).
>
>WOLF S.F. (1993) Trace element study of H chondrites: Evidence for
>meteoroid streams (Ph.D. Dissertation, Purdue Univ. 217 pp.).
>
>R.T.Dodd et al. (1993) An H-chondrite stream: Identification and
>confirmation (JGR 98, 15, 105-115, 118).
>
>DODD R.T. (1992) H and L chondrite clusters and streams (Meteoritics
>27-3, 1992, A214).
>
>S.F.Wolf et al. (1995) A second H-chondrite stream of falls (abs.
>Meteoritics 30, 601).
>
>COOK A.F. (1973) A working list of meteor streams (In Evolutionary and
>Physical Properties of Meteoroids, eds.  C.L. Hemenway et al., pp.
>183-191, NASA SP-319, Washington, D.C.).
>
>HALLIDAY I. (1987) Detection of a meteorite ‘stream’: Observations of a
>second meteorite fall from the orbit of the Innisfree chondrite (Icarus
>69, 550-556).
>
>
>Best wishes,
>
>Bernd
>
>
>
>

----------
Archives located at:
http://www.meteoritecentral.com/list_best.html

For help, FAQ's and sub. info. visit:
http://www.meteoritecentral.com/mailing_list.html
----------
Follow-Ups: