[meteorite-list] Origins continued Lagrange Points...was NWA 5400 Age & Origin Processes
Richard Kowalski
damoclid at yahoo.com
Wed Sep 29 14:37:12 EDT 2010
Elton,
to date there are no known Earth Trojans.
--
Richard Kowalski
Full Moon Photography
IMCA #1081
--- On Wed, 9/29/10, MEM <mstreman53 at yahoo.com> wrote:
> From: MEM <mstreman53 at yahoo.com>
> Subject: Re: [meteorite-list] Origins continued Lagrange Points...was NWA 5400 Age & Origin Processes
> To: "Greg Hupe" <gmhupe at htn.net>, meteorite-list at meteoritecentral.com
> Date: Wednesday, September 29, 2010, 10:28 AM
> This discussion prompted me to wonder
> what reservoirs might exist that could
> preserve any big wack debris which was not re-accreted onto
> the Earth or Moon.
> I came up with the natural orbital parking lot known as the
> Earth Trojans. For
> those unaware, they orbit in the Lagrangian point's L4 and
> L5 which are
> 60degrees ahead and behind Earth's relative orbit around
> the Sun. (There is a
> rumor afoot that we are going to send a mission to the
> Trojans but I don't know
> which planetary swarm of Trojans that might be, In theory
> all planets have their
> own Trojans). Langrngian point Trojan orbits are
> theoretically very stable and
> long lived but not immune to being rewacked out of that
> comfort zone from time
> to time.
>
> Is anyone aware of the of spectral matches with the
> bracinites or bracinite and
> a possible
>
> parent body? Have any spectral matches been found in
> the Earth Trojans ?
> And are there any bracinite candidates in the Lagrange
> points/ Earth Trojans?
>
> Other possible long lived locations might be a a
> steeply inclined polar orbit
> around earth although lunar mechanics might not permit
> that. There has also
> been much speculation about the existence of a debris swarm
> at the Lunar
> Lagrangian points as well.
>
> Elton
> For a discussion of Lagrange points:
> <http://en.wikipedia.org/wiki/Lagrangian_point>
>
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