SPACEWARN Bulletin Number 520


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.) Updates or corrections to the list are possible only with information from the user community.
Designations          Epoch, Frequency,          Remarks
                      and Inclination	

1966-110A (02608)      16 June 1988		[Weak signals. VHF translator 
ATS 1                  137.35 MHz		on ~12 hr/day.]
                       Inclination: 14.0 deg 
1967-111A (03029)      16 June 1988		[Weak signals.] 
ATS 3 		       136.37 MHz
                       137.35 MHz
                       Location: 105 deg W
                       Inclination: 12.1 deg 
1971-93A (5580)        1 February 1993 
X 3                    137.56 MHz
                       Inclination: 82.05 deg 
1973-081A (06909)      15 September 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)      29 June 1991 
GOES 1                 136.38 MHz
                       Location: 81.2 deg W
                       Inclination: 10.5 deg 
1977-048A (10061)      24 February 1996 
GOES 2                 136.38 MHz
                       Location: 174.0 deg W
                       Inclination: 9.4 deg 
1978-012A (10637)      26 December 1991 
IUE                    136.86 MHz
                       Inclination: 33.201 deg 
1978-062A (10953)      24 February 1996	        [Frequency drifts caused by 
GOES 3                 136.38 MHz		temperature variations.]
                       Location: 105.0 deg W
                       Inclination: 11.0 deg 
1981-044A (12458)      4 March 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)      21 March 1993 
MARECS-A               137.17 MHz
                       Location: 22.8 deg E
                       Inclination: 5.7 deg 
1984-110A (15362)      24 December 1992	        [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 (15386)      21 March 1993 
MARECS-B2              137.17 MHz
                       Location: 14.9 deg W
                       Inclination: 3.6 deg 
1984-123A (15427)      29 January 1995 
NOAA 9                 137.62 MHz               (Inoperative)
                       137.77 MHz
                       Inclination: 99.158 deg 
1985-066B (15936)      26 February 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)      27 October 1991 
MIR                    145.550 MHz
                       Inclination: 51.604 deg 
1986-073A (16969)      October 28, 1994 
NOAA 10                137.50 MHz
                       136.77 MHz
                       Inclination: 98.549 deg 
1986-088A (17070)      15 September 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 
1987-18A (17527)       1 February 1993 
MOS 1A                 136.11 MHz
                       Inclination: 99.09 deg 
1987-054A (18129)      27 October 1991 
COSMOS 1861            29.357 MHz
                       29.403 MHz
                       29.407 MHz
                       Inclination: 82.926 deg 
1987-080A (18361)      5 December 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)      7 February 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)      31 January 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)      26 February 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 (19215)      31 March 1993		[Transmits on command.] 
METEOSAT 3             137.080 MHz
                       Location: 72.8 deg W
                       Inclination: 0.7 deg 
1988-052A (19223)      15 September 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)      15 September 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)      8 March 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)      29 January 1995 
NOAA 11                137.62 MHz               [Inoperative]
                       137.77 MHz               [Inoperative?]
                       Inclination: 99.059 deg 
1990-13A (20478)       1 February 1993 
MOS 1B                 136.11 MHz
                       Inclination: 99.09 deg 
1990-017A (20508)      6 August 1994 		[INACTIVE. Replaced by 
NADEZHDA 2             150 MHz                  NADEZHDA 4.]
                       400 MHz
                       Inclination: 82.955 deg 
1990-086A (20826)      27 October 1991 
METEOR 2-20            137.850 MHz
                       Inclination: 82.530 deg 
1991-006A (21087)      1 January 1993 
INFORMATOR 1           145.815 MHz
                       Inclination: 82.94 deg 
1991-007A (21089)      18 July 1991 
COSMOS 2123            150 MHz
                       400 MHz
                       Inclination: 82.923 deg 
1991-019A (21152)      10 July 1996             [Plane 12]
NADEZHDA 3             150 MHz
                       400 MHz
                       Inclination: 82.929 deg 
1991-029A              10 July 1996             [Plane 5. Replacing 
COSMOS 2142            150.03 MHz               COSMOS 2233.]
                       400.08 MHz
                       Inclination: 82.953
1991-030A (21232)      27 October 1991 
METEOR 3-4             137.300 MHz
                       Inclination: 82.548 deg 
1991-032A (21236)      28 October 1994 
NOAA 12                137.500 MHz
                       136.770 MHz
                       Inclination: 98.723 deg 
1991-056A (21655)      29 January 1995
METEOR 3-5             137.85 MHz
                       Inclination 82.55 deg
1991-081A (21796)      6 December 1993	        [Plane 4]  
COSMOS 2173            149.97 MHZ               [INACTIVE. Replaced by COSMOS
                       388.84 MHz               2336 on 26 December 1996.]
                       Inclination: 82.955 deg 
1991-086E (21835)      1 February 1993
MAGION 3               137.85 MHz
                       Inclination: 82.57 deg 
1992-008A (21875)      25 May 1994              [INACTIVE.  
COSMOS 2180            149.94 MHz               Replaced by COSMOS 2279.]
                       399.84 MHz
                       Inclination: 82.931 deg 
1992-020A (21937)     *12 February 1997         [INACTIVE. Replaced by
COSMOS 2184            149.91 MHz                reactivated COSMOS 2310.]
                       399.76 MHz
                       Inclination: 82.934 deg 
1992-036A (22006)      6 December 1993		[INACTIVE. Replaced by 
COSMOS 2195            149.97 MHz		reactivated COSMOS 2135 on
                       399.92 MHz		3 August 1993.]
                       Inclination: 82.934 deg 
1992-073A (22207)      3 November 1992		[Replacing 1991-059A, 
COSMOS 2218            149.94 MHz		COSMOS 2154, in plane #3
                       399.84 MHz		on 4 November 1992.]
                       Inclination: 82.923 deg 
1993-001A (22307)      1 January 1993		[Replacing 1992-12A, COSMOS 
COSMOS 2230            150.00 MHz		2181, in plane #11 on
                       400.00 MHz		20 January 1993.]
                       Inclination: 82.945 deg 
1993-008A (22487)      18 February 1993 	[INACTIVE. Replaced by COSMOS
COSMOS 2233            150.03 MHz		2142, in plane #5 on 17 
                       400.08 MHz		February 1993.]
                       Inclination: 82.944 deg 
1993-020A (22590)      6 December 1993		[Replacing 1991-081A, COSMOS 
COSMOS 2239            149.97 MHz		2173, in plane #4 on 7 April 
                       399.84 MHz		1993.]
                       Inclination: 82.93 deg 
1993-070A (22888)     *2 February 1997          [REACTIVATED in plane #1.]
COSMOS 2266            149.97 MHz
                       399.92 MHz
                       Inclination 82.95 deg
1994-024A (23092)      25 May 1994              [Replacing 1992-08A, 
COSMOS 2279            149.94 MHz               COSMOS 2180, in plane #6
                       399.84 MHz               on 11 May 1994.]
                       Inclination: 82.946 deg 
1994-041A (23179)      16 July 1994             [Replacing NADEZHDA, 
NADEZHDA 4             150.00 MHz               1990-017A, in plane #14
                       400.00 MHz               on 28 July 1994.]
                       Inclination: 82.946 deg
1994-089A (23455)      29 January 1995
NOAA 14                137.62 MHz
                       137.77 MHz
                       Inclination: 98.9 deg
1995-002A (23463)      1 January 1996           [Plane 13]
TSIKADA                150 MHz
                       400 MHz
                       Inclination: 82.925 deg
1995-012A (23526)     *12 February 1997            
COSMOS 2310            149.91 MHz                 
                       399.76 MHz
                       Inclination: 82.94 deg
1995-032A (23603)      1 January 1996           [Plane 11]
COSMOS 2315            150.00 MHz
                       400.00 MHz
                       Inclination: 82.905 deg
1996-004A (23773)      21 January 1996          [INACTIVE. Replaced by
COSMOS 2327            149.97 MHz               COSMOS 2334 on
                       399.92 MHz               11 September 1996.]
                       Inclination: 82.98 deg
1996-052A (24304)     *2 February 1997          [INACTIVE. Replaced by
COSMOS 2334            150.03 MHz               COSMOS 2266.]
                       400.08 MHz
                       Inclination 82.94 deg
1996-073A (24677)      20 December 1996         [ACTIVE in plane #4.]
COSMOS 2336            149.97 MHz
                       399.92 MHz
                       Inclination: 82.949 deg

SPACEWARN Bulletin Number 520
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, 04 March 1997
Last Updated: 11 March 1997, EVB II