NAVY NAVIGATION SATELLITE SYSTEM SATELLITES

Navy Navigation Satellite System (NNSS) was the first satellite navigation system to be used operationally. The system was primarily used by the US Navy to provide accurate location information to ballistic missile submarines, and was also used as a general navigation system by the Navy, as well as hydrographic and geodetic surveying.

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Name	NORAD ID	Int'l Code	Launch date	Period [minutes]
CANX-6	32784	2008-021B	April 28, 2008	96
OSCAR 31	19420	1988-074B	August 25, 1988	107.3
OSCAR 25	19419	1988-074A	August 25, 1988	107.3
NOVA 2	19223	1988-052A	June 16, 1988	108.9
OSCAR 32	19071	1988-033B	April 26, 1988	108.4
OSCAR 23	19070	1988-033A	April 26, 1988	108.5
OSCAR 29	18362	1987-080B	September 16, 1987	107.1
OSCAR 27	18361	1987-080A	September 16, 1987	107.1
POLAR BEAR	17070	1986-088A	November 14, 1986	104.7
OSCAR 24	15936	1985-066B	August 3, 1985	107.8
OSCAR 30	15935	1985-066A	August 3, 1985	107.8
NOVA 3	15362	1984-110A	October 12, 1984	108.8
NOVA 1	12458	1981-044A	May 15, 1981	108.8
TRANSAT	10457	1977-106A	October 28, 1977	106.8
NNSS 20 (TRANSIT 20)	6909	1973-081A	October 30, 1973	105
NNSS 19 (TRANSIT 19)	4507	1970-067A	August 27, 1970	106.6
OPS 7034 (TRANSIT 18)	3133	1968-012A	March 2, 1968	106.5
OPS 4947 (TRANSIT 17)	2965	1967-092A	September 25, 1967	106.4
OPS 7218 (TRANSIT 16)	2807	1967-048A	May 18, 1967	106.6
OPS 0100 (TRANSIT 15)	2754	1967-034A	April 14, 1967	106.1
OPS 2366 (TRANSIT 14)	2401	1966-076A	August 18, 1966	106.4
OPS 0082 (TRANSIT 13)	2176	1966-041A	May 19, 1966	102.6
OPS 1117 (TRANSIT 12)	2119	1966-024A	March 26, 1966	104.7
OPS 1593 (TRANSIT 11)	1952	1966-005A	January 28, 1966	105.3
OPS 1509 (TRANSIT 10)	1864	1965-109A	December 22, 1965	104.4
OPS 8464 (TRANSIT 5B-7)	1514	1965-065F	August 13, 1965	107.8
OPS 8480 (TRANSIT 5B-6)	1420	1965-048A	June 24, 1965	106.5
OPS 6582 (TRANSIT 5B-5)	965	1964-083D	December 13, 1964	106.1
OPS 6582 (TRANSIT 5E-5)	959	1964-083C	December 13, 1964	105.7
OPS 5798 (TRANSIT 5B-4)	897	1964-063B	October 6, 1964	106.4
OPS 4412 (TRANSIT 9)	801	1964-026A	June 4, 1964	101.6
TRANSIT 5E 3	705	1963-049C	December 5, 1963	106.9
TRANSIT 5B-2	704	1963-049B	December 5, 1963	106.9
TRANSIT 5B-1	670	1963-038B	September 28, 1963	107.1
TRANSIT 4B	202	1961-031A	November 15, 1961	105.6
TRANSIT 4A	116	1961-015A	June 29, 1961	103.4
TRANSIT 2A	45	1960-007A	June 22, 1960	100.3