SPACEWARN Bulletin Number 461


C. Spacecraft Particularly Suited for International Participation: Category I


Spacecraft with essentially continuous radio beacons on frequencies less than 150 MHz, or higher frequencies if especially suited for ionospheric or geodetic studies.("NNSS" denotes U.S. Navy Navigational Satellite System; an asterisk [*] indicates updated/new information since the last issue.) SPACEWARN would appreciate suggestions to update this list.


Designations,          Epoch, Frequency, Power,
National Name          and Orbit Information       Remarks

1966-110A (02608)      June 16, 1988               Weak signals.
ATS 1                  137.35 MHz                  VHF translator on ~12 hr/day.
                       Inclination: 14.0 deg
1967-111A (03029)      June 16, 1988               Weak signals.
ATS 3                  136.37 MHz
                       137.35 MHz
                       Location: 105 deg W
                       Inclination: 12.1 deg
1973-081A (06909)      September 15, 1988          Operational transit.
OSCAR (NAV) 20         150 MHz at 0.75 W           Also known as NNSS 30200.
                       400 MHz at 1.25 W
                       Inclination: 89.9 deg
1975-100A (08366)      June 29,1991
GOES 1                 136.38 MHz  
                       Location: 81.2 deg W
                       Inclination: 10.5 deg
1977-048A (10061)      December 21, 1991
GOES 2                 136.38 MHz
                       Location: 59.1 deg W
                       Inclination: 9.4 deg
1978-012A (10637)      December 26, 1991
IUE                    136.86 MHz
                       Inclination: 33.201 deg
1978-062A (10953)      November 2, 1991
GOES 3                 136.38 MHz
                       Location: 174.1 deg W
                       Inclination: 8.0 deg
1981-044A (12458)      March 4, 1991               Stored in orbit at
NOVA I                 150 MHz at 3.00 W           maintenance frequency.
                       400 MHz at 5.00 W           Also known as NNSS 30480.
                       Inclination: 90.0 deg
1981-122A (13010)      December 15, 1991
MARECS-A               137.17 MHz
                       Location 19.8 deg E
                       Inclination 4.7 deg
1984-110A (13562)      September 15, 1988          Operational transit.
NOVA III               150 MHz at 3.00 W           Also known as NNSS 30500.
                       400 MHz at 5.00 W
                       Inclination: 90.0 deg
1984-114B (13586)      November 23, 1991
MARECS-B2              137.17 MHz
                       Location: 55.6 deg W
                       Inclination: 2.6 deg
1984-123A (15427)      January 5, 1992
NOAA 9                 137.62 MHz
                       Inclination: 99.158 deg
1985-066B (15936)      February 26, 1991           Stored in orbit at 
OSCAR (NAV) 30         150 MHz at 1.00 W           maintenance frequency.
                       400 MHz at 2.00 W           Also known as NNSS 30300.
                       Inclination: 89.9 deg
1986-017A (16609)      October 27, 1991
MIR                    145.550 MHz
                       Inclination 51.604 deg
1986-073A (16969)      January 5, 1992
NOAA 10                137.50 MHz
                       Inclination: 98.549 deg
1986-086A (17066)      July 18, 1991
COSMOS 1791            150 MHz
                       400 MHz
                       Inclination: 82.945 deg
1986-088A (17070)      September 15, 1988          Experimental.
POLAR BEAR             150 MHz at 0.75 W           Also known as NNSS 30170.
                       400 MHz at 1.25 W
                       Inclination: 89.9 deg
1987-054A (18129)      October 27, 1991
COSMOS 1861            29.357 MHz
                       29.403 MHz
                       29.407 MHz
                       Inclination 82.926 deg
1987-080A (18361)      December 5, 1988            Operational transit.
OSCAR (NAV) 27         150 MHz at 0.75 W           Also known as NNSS 30270.
                       400 MHz at 1.25 W
                       Inclination: 90.3 deg
1987-080B (18362)      February 7, 1991            Operational transit.
OSCAR (NAV) 29         150 MHz at 0.75 W           Also known as NNSS 30290.
                       400 MHz at 1.25 W
                       Inclination: 90.3 deg
1988-033A (19070)      January 31, 1989            Operational transit.
OSCAR (NAV) 23         150 MHz at 0.75 W           Also known as NNSS 30230.
                       400 MHz at 1.25 W
                       Inclination: 90.4 deg
1988-033B (19071)      February 26, 1991           Operational transit.
OSCAR (NAV) 32         150 MHz at 1.00 W           Also known as NNSS 30320.
                       400 MHz at 2.00 W
                       Inclination: 90.4 deg
1988-051A (19251)      September 12, 1991          Transmits on command.
METEOSAT 3             137.080 MHz 
                       Location: 50 deg W
1988-052A (19223)      September 15, 1988          Operational transit.
NOVA II                150 MHz at 3.00 W           Also known as NNSS 30490.
                       400 MHz at 5.00 W
                       Inclination: 90.0 deg
1988-074A (19419)      September 15, 1988          Stored in orbit at an
OSCAR (NAV) 25         150 MHz at 0.75 W           offset frequency.
                       400 MHz at 1.25 W           Also known as NNSS 30250.
                       Inclination: 90.0 deg
1988-074B (19420)      March 8, 1990               Stored in orbit at an
OSCAR (NAV) 31         150 MHz at 1.00 W           offset frequency.
                       400 MHz at 2.00 W           Also known as NNSS 30310.
                       Inclination: 98.971 deg
1988-089A (19531)      January 5, 1992
NOAA 11                136.77 MHz
                       137.77 MHz
                       Inclination: 99.059 deg
1989-017A (19826)      July 18, 1991
COSMOS 2004            149.94 MHz
                       399.84 MHz
                       Inclination: 82.955 deg
1989-042A (20045)      July 18, 1991
COSMOS 2026            149.97 MHz
                       399.92 MHz
                       Inclination: 82.941 deg
1990-017A (20508)      July 18, 1991
NADEZHDA-2             150 MHz
                       400 MHz
                       Inclination: 82.955 deg
1990-036A (20577)      July 19, 1991
COSMOS 2074            149.91 MHz
                       399.76 MHz
                       Inclination: 82.944 deg
1990-086A (20826)      October 27, 1991
METEOR 2-20            137.850 MHz
                       Inclination 82.530 deg
1991-007A (21089)      July 18, 1991
COSMOS 2123            150 MHz
                       400 MHz
                       Inclination: 82.923 deg
1991-019A (21152)      July 18, 1991
NADEZHDA-3             150 MHz
                       400 MHz
                       Inclination: 82.929 deg
1991-029A (21230)      July 18, 1991
COSMOS 2142            150.03 MHz
                       400.08 MHz
                       Inclination: 82.953 deg
1991-030A (21232)      October 27, 1991
METEOR 3-4             137.300 MHz
                       Inclination: 82.548 deg
1991-032A (21236)      October 28, 1991
NOAA 12                137.500 MHz
                       Inclination: 98.723 deg
1991-059A (21666)      September 29, 1991
COSMOS 2154            149.94 MHz
                       399.84 MHz
                       Inclination: 82.909 deg
1991-081A (21796)      December 13, 1991
COSMOS 2173            149.97 MHZ
                       388.84 MHz
                       Inclination: 82.955 deg


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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
Last updated: 24 May 1995, EVB II