Subject: [SCIGN-0434] GPS Time Series Update
From: Michael B. Heflin
Date: 25 Aug 1998 15:33:28

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SCIGN Electronic Mail    Tue Aug 25 15:33:28 PDT 1998      Message Number 0434
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Author: Michael B. Heflin
Subject: GPS Time Series Update

As a continuing service to the community, GPS results from IGS and SCIGN sites
with more than one year of data are available at URL:

http://sideshow.jpl.nasa.gov/mbh/series.html

Recent improvements include:

 1.  Updated coordinate and velocity estimates.
 2.  Latitude, longitude, and height time series.
 3.  Geocenter and scale time series.
 4.  Polar motion and length of day time series.
 5.  All results in ITRF96.
 6.  Standard antenna heights implemented from the IGS log files.
 7.  New maps.
 8.  Numerical values available via ftp at:
     sideshow.jpl.nasa.gov/pub/mbh
 9.  New ITRF96 transformation files for GIPSY users available via ftp at:
     sideshow.jpl.nasa.gov/pub/gipsy_products/x-files

Many thanks to the numerous international institutions and individuals who
operate the GPS constellation and provide data from the global receiver
network.

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