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SLR-Mail No.992

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Date:2002-10-30 10:28:00
Sender:Carey Noll, Secretary, ILRS Central Bureau <Carey Noll <noll@cddisa.gsfc.nasa.gov>>
Subject:[SLR-Mail] No. 992: ETALON Tracking Priorities
Author:Carey Noll, Secretary, ILRS Central Bureau
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SLR Electronic Mail 2002-10-30 10:28:00 UTC Message No. 992
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Author: Carey Noll, Secretary, ILRS Central Bureau
Subject: ETALON Tracking Priorities

Dear Colleagues:

The ILRS Analysis Working Group (AWG) requested that the increased
priority on ETALON tracking be changed from campaign to routine
status. The ILRS Governing Board has approved this request. The
ETALON campaign was initiated in April of last year mainly for
improving EOP (LOD), GM and station characterization and performance
assessment. The EOP contribution is in particular related to the
precession of the ascending node of the satellite (which is less
affected by earth-originating forces and satellite-specific forces
for ETALON than it is for LAGEOS). A significant improvement in the
SLR determined LOD has been shown to date.

Regards,
Carey.

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Ms. Carey Noll Manager, Crustal Dynamics Data Information System (CDDIS)
Secretary, ILRS Central Bureau
Code 920.1 E-mail: noll@cddisa.gsfc.nasa.gov
NASA GSFC Voice: (301) 614-6542
Greenbelt, MD 20771 Fax: (301) 614-5970
USA WWW: http://cddisa.gsfc.nasa.gov/cddis_welcome.html
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From: Carey Noll

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