From Willy.Bertiger at jpl.nasa.gov Wed Apr 21 10:39:11 1999 From: Willy.Bertiger at jpl.nasa.gov (Willy.Bertiger at jpl.nasa.gov) Date: Wed, 21 Apr 1999 10:39:11 PDT Subject: [IGSMAIL-2242] GPS Constellation Date Testing,Week Rollover, Y2K Message-ID: ****************************************************************************** IGS Electronic Mail Wed Apr 21 10:39:11 PDT 1999 Message Number 2242 ****************************************************************************** Author: Willy.Bertiger at jpl.nasa.gov Subject: GPS Constellation Date Testing,Week Rollover, Y2K The GPS space segment will be performing tests soon. Testing will be on PRN27 0500 - 2130Z with the spacecraft set unhealthy from 0800 - 2100. There will be 1.5 hours of data before the rollover and at least 1.5 hours after while the spcacecraft is in view over the US. April 23 Leap day, Feb. 28-29 April 25 Feb 29 - March 1 April 27 GPS Week rollover test April 30 J2000, Dec 31- Jan1 Some of us at JPL ( Marty Marcin, Larry Young, Jim Zumberge, myself ), intend to collect some test data from receivers at JPL. There should be an announcement in the NANUs today. Willy Bertiger [Mailed From: Willy Bertiger ]