RADAR CALIBRATION SATELLITES

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Name	NORAD ID	Int'l Code	Launch date	Period [minutes]
COSMOS 2494 (SKRL 756)	39491	2013-078B	December 28, 2013	96.1
COSMOS 2493 (SKRL 756)	39490	2013-078A	December 28, 2013	96.2
COSMOS 660	7337	1974-044A	June 18, 1974	98.8
RIGIDSPHERE 2 (LCS 4)	5398	1971-067E	August 7, 1971	100.2
OPS 7613 (P/L 6)	4295	1969-082G	September 30, 1969	103.2
OPS 7613 (P/L 3)	4259	1969-082D	September 30, 1969	103.2
OPS 7613 (P/L 1)	4256	1969-082B	September 30, 1969	102.9
OPS 7613 (P/L 5)	4247	1969-082F	September 30, 1969	103.2
OPS 7613 (P/L 4)	4237	1969-082E	September 30, 1969	103.2
TEMPSAT 2	4168	1969-082H	September 30, 1969	103.2
SURCAL 150B	2909	1967-053J	May 31, 1967	96.3
OPS 5712 (P/L 153)	2874	1967-053H	May 31, 1967	103.1
OPS 5712 (P/L 152)	2873	1967-053G	May 31, 1967	103
SURCAL 159	2872	1967-053F	May 31, 1967	102.9
OPS 5712 (P/L 160)	2826	1967-053A	May 31, 1967	98.3
PORCUPINE 2	1577	1965-065J	August 13, 1965	107.8
CALSPHERE 4(A)	1520	1965-065H	August 13, 1965	107.8
NAVSPASUR ROD 1	1515	1965-065G	August 13, 1965	106.6
TEMPSAT 1	1512	1965-065E	August 13, 1965	108
DODECAPOLE 2	1510	1965-065C	August 13, 1965	102.5
LCS 1	1361	1965-034C	May 6, 1965	145.6
PORCUPINE 1	1272	1965-016H	March 9, 1965	103.3
CALSPHERE 2	902	1964-063E	October 6, 1964	106.4
CALSPHERE 1	900	1964-063C	October 6, 1964	104.7