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Subject: [IGSMAIL-5974]: RE: Maintenance at NGA GPS Monitor Stations.
Date: Mon, 20 Jul 2009 13:31:00 -0500
Message-ID: <2BF1E57C00A32740A8B06BBF55650CA44D4AED@XCGSTL02.gold.rtgold.nima.mil>
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Thread-Topic: Maintenance at NGA GPS Monitor Stations.
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From: "Weingarth Leonard A Mr NGA-SNGR USA CIV"
  <Leonard.A.Weingarth@nga.mil>
To: <igsmail@igscb.jpl.nasa.gov>
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IGS Electronic Mail      20 Jul 11:31:28 PDT 2009      Message Number 5974
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Author: Len Weingarth


Dear IGS colleagues,

NGA is performing annual maintenance on our GPS Monitor Stations over
the next several months.  These  activities will result in data gaps in
the RINEX files supplied to IGS from all NGA stations.   In some cases,
equipment changes will also be made.

NGA will inform the IGS community of these changes in as timely a manner
as possible.

NGA is currently performing maintenance at the Argentine station.
Stations bue1 and bue2 will experience datagaps.  We will also be
replacing the cesium clock at station bue2.  NGA will submit another
IGS_Mail and an updated station site log with the new serial number
(US39301433) when the exact times of datagaps and equipment change are
known.

NGA takes care to ensure our product quality.  Please let us know of any
issue with our products.

Kind regards,
Leonard A Weingarth
National Geospatial-Intelligence Agency
Office of GEOINT Sciences, GPS Division
GPS Monitor Station Network Control Center
(314) 676-1396 or -9140 (24x7 Ops); FAX: -3174 DSN: 846-
