SPACEWARN Bulletin Number 463


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. G. Perry, Cornwall, U.K., provided the last four entries below.


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.    INACTIVE.Replaced by COSMOS 2181
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.    INACTIVE.Replaced by COSMOS 2180
1989-017A (19826)      July 18, 1991
COSMOS 2004            149.94 MHz
                       399.84 MHz
                       Inclination: 82.955 deg.    INACTIVE.Replaced by COSMOS 2135
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.    INACTIVE. Replaced by COSMOS 2184
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
1991-13A               April 23, 1992
COSMOS 2135            149.97 MHz
                       399.92 MHz
                       Inclination: 82.832 deg
1992-08A               April 23, 1992
COSMOS 2180            149.94 MHz
                       399.84 MHz
                       Inclination: 82.931 deg
1992-12A               April 23, 1992
COSMOS 2181            150 MHz
                       400 MHz
                       Inclination: 82.948
1992-20A               April 23, 1992
COSMOS 2184            149.91 MHz
                       399.76 MHz
                       Inclination: 82.934 deg


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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: 23 May 1995, EVB II