SPACEWARN Bulletin Number 515


C. Spacecraft Particularly Suited for International Participation: Category I

Global Positioning System satellites useful for navigational purposes and geodetic studies. ("NNN" denotes no national name. SPACEWARN would appreciate suggestions to update this list. An asterisk [*] denotes changes in this issue.)

The SPACEWARN Bulletin thanks Richard Langley of University of New Brunswick for the update.

High precision (<20 cm) GPS constellation tracking data obtained from the network of about 80 dedicated global stations that are of interest to geodetic study may be obtained through the following services provided by the International Association of Geodesy (IGS)

     FTP:    igscb.jpl.nasa.gov  [directory /igscb]
     WWW:    http://igscb.jpl.nasa.gov/
     E-mail: igscb@cobra.jpl.nasa.gov
Designations,          Epoch, Frequency,
National Name          and Orbit Information    Remarks

1989-013A (19802)      24 November 1995         [Also known as GPS 2-1
USA 35                 1575.42 MHz              (Second Generation Global
                       1227.60 MHz              Positioning Satellite) and
                       Inclination: 55.3 deg    NAVSTAR 14. PRN: 14.]
1989-044A (20061)      24 November 1995         [Also known as GPS 2-2 and
USA 38                 1575.42 MHz              NAVSTAR 13. PRN: 2.]
                       1227.60 MHz
                       Inclination: 54.3 deg
1989-064A (20185)      24 November 1995         [Also known as GPS 2-3 and
USA 42                 1575.42 MHz              NAVSTAR 16. PRN: 16.]
                       1227.60 MHz
                       Inclination: 55.0 deg
1989-085A (20302)      24 November 1995         [Also known as GPS 2-4 and
USA 47                 1575.42 MHz              NAVSTAR 19. PRN: 19.]
                       1227.60 MHz
                       Inclination: 53.3 deg
1989-097A (20361)      24 November 1995         [Also known as GPS 2-5 and
USA 49                 1575.42 MHz              NAVSTAR 17. PRN: 17.]
                       1227.60 MHz
                       Inclination: 55.9 deg
1990-008A (20452)      24 November 1995         [Also known as GPS 2-6
USA 50                 1575.42 MHz              and NAVSTAR 18. PRN: 18.]
                       1227.60 MHz
                       Inclination: 54.0 deg
1990-025A (20533)     *24 August 1996           [Also known as GPS 2-7 and
USA 54                 1575.42 MHz              NAVSTAR 20. PRN: 20.
                       1227.60 MHz              Decommissioned in May 1996.]
                       Inclination: 54.7 deg
1990-068A (20724)      24 November 1995         [Also known as GPS 2-8
USA 63                 1575.42 MHz              and NAVSTAR 21. PRN: 21.]
                       1227.60 MHz
                       Inclination: 54.9 deg
1990-088A (20830)      24 November 1995         [Also known as GPS 2-9
USA 64                 1575.42 MHz              and NAVSTAR 15. PRN: 15.]
                       1227.60 MHz
                       Inclination: 55.8 deg
1990-103A (20959)      24 November 1995         [Also known as GPS 2-10,
USA 66                 1575.42 MHz              GPS 2A-1, and NAVSTAR 23.
                       1227.60 MHz              PRN: 23.]
                       Inclination: 55.1 deg
1991-047A (21552)      24 November 1995         [Also known as GPS 2-11,
USA 71                 1575.42 MHz              GPS 2A-2, and NAVSTAR 24.
                       1227.60 MHz              PRN: 24.]
                       Inclination: 56.1 deg
1992-009A (21890)      24 November 1995         [Also known as GPS 2-12,
USA 79                 1575.42 MHz              GPS 2A-3, and NAVSTAR 25.
                       1227.60 MHz              PRN: 25.]
                       Inclination: 53.9 deg
1992-019A (21930)      24 November 1995         [Also known as GPS 2-13,
USA 80                 1575.42 MHz              GPS 2A-4, and NAVSTAR 28.
                       1227.60 MHz              PRN: 28.]
                       Inclination: 55.7 deg
1992-039A (22014)      24 November 1995         [Also known as GPS 2-14,
USA 83                 1575.42 MHz              GPS 2A-5, and NAVSTAR 26.
                       1227.60 MHz              PRN: 26.]
                       Inclination: 54.8 deg
1992-058A (22108)      24 November 1995         [Also known as GPS 2-15,
USA 84                 1575.42 MHz              GPS 2A-6,and NAVSTAR 27.
                       1227.60 MHz              PRN: 27.]
                       Inclination: 54.1 deg
1992-079A (22231)      24 November 1995         [Also known as GPS 2-16,
USA 85                 1575.42 MHz              GPS 2A-7, and NAVSTAR 32.
                       1227.60 MHz              PRN: 1.]
                       Inclination: 54.7 deg
1992-089A (22275)      24 November 1995         [Also known as GPS 2-17,
USA 87                 1575.42 MHz              GPS 2A-8,and NAVSTAR 29.
                       1227.60 MHz              PRN: 29.]
                       Inclination: 54.6 deg
1993-007A (22446)      24 November 1995         [Also known as GPS 2-18,
USA 88                 1575.42 MHz              GPS 2A-9, and NAVSTAR 22.
                       1227.60 MHz              PRN: 22.]
                       Inclination: 54.3 deg
1993-017A (22581)      24 November 1995         [Also known as GPS 2-19,
USA 90                 1575.42 MHz              GPS 2A-10, and NAVSTAR 31.
                       1227.60 MHz              PRN: 31.]
                       Inclination: 55.2 deg
1993-032A (22657)      24 November 1995         [Also known as GPS 2-20,
USA 91                 1575.42 MHz              GPS 2A-11, and NAVSTAR 37.
                       1227.60 MHz              PRN: 7.]
                       Inclination: 55.2 deg
1993-042A (22700)      24 November 1995         [Also known as GPS 2-21,
USA 92                 1575.42 MHz              GPS 2A-12, and NAVSTAR 39.
                       1227.60 MHz              PRN: 9.]
                       Inclination: 54.3 deg
1993-054A (22779)      24 November 1995         [Also known as GPS 2-22,
USA 94                 1575.42 MHz              GPS 2A-13, and NAVSTAR 35.
                       1227.60 MHz              PRN: 5.]
                       Inclination: 54.5 deg
1993-068A (22877)      24 November 1995         [Also known as GPS 2-23,
USA 96                 1575.42 MHz              GPS 2A-14, and NAVSTAR 34.
                       1227.60 MHz              PRN: 4.]
                       Inclination: 55.5 deg
1994-016A (23027)      24 November 1995         [Also known as GPS 2-24,
USA 100                1575.42 MHz              GPS 2A-15, and NAVSTAR 36.
                       1227.60 MHz              PRN: 6.]
                       Inclination: 55.1 deg
1996-019A (23833)      25 April 1996            [Also known as GPS 2-25,
USA 117                1575.42 MHz              GPS 2A-16, and NAVSTAR 33.
                       1227.60 MHz              PRN: 3.]
                       Inclination: 54.7 deg
1996-041A (23953)      24 July 1996             [Also known as GPS 2-26,
USA 126                1575.42 MHz               GPS 2A-17. PRN:10.]
                       1227.60 MHz
                       Inclination: 55.03
*1996-056A (24320)     28 September 1996        [Also known as GPS 2-27.
USA 128                1575.42 MHz               PRN:30]
                       1227.60 MHz
                       Inclination: 55 deg

SPACEWARN Bulletin Number 515
SPACEWARN Bulletin Index

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Questions/comments about the content of these pages should be directed to:
The World Warning Agency for Satellites, wwas@nssdca.gsfc.nasa.gov
National Space Science Data Center, Mail Code 633
NASA Goddard Space Flight Center, Greenbelt, MD 20771

Page Curator:
Dr. Edwin V. Bell, II, ed.bell@gsfc.nasa.gov, +1-301-286-1187
NSSDC, Mail Code 633, NASA Goddard Space Flight Center, Greenbelt, MD 20771

NASA Official: J. H. King, joe.king@gsfc.nasa.gov
V1.0, 30 September 1996