Of course, this is not a comprehensive list, but I was surprised to find so many radioactive objects (fuel cores for the nuclear reactors that powered these satellites) still in orbit. If anyone else has a listing of radioactive payloads/debris, I'd like to see it. Thanks. ------------------------------------------------------------------------- INT-ID/Name CATALOG# SOURCE PERIOD INCL APOGEE PERIGEE RCS ------------------------------------------------------------------------- 1982-099E 13653 CIS 103.6 64.8 947 911 0.1482 COSMOS 1412 FUEL CORE Launched (10/02/82) 1988-019D 19162 CIS 104.1 65.1 963 938 0.2277 COSMOS 1932 FUEL CORE Launched (03/14/88) 1987-052D 18241 CIS 103.7 65.0 970 896 0.1985 COSMOS 1860 FUEL CORE Launched (06/18/87) 1986-062C 17035 CIS 103.9 65.0 972 912 0.2231 COSMOS 1771 FUEL CORE Launched (08/20/86) 1986-024E 16809 CIS 104.2 65.0 993 924 0.2008 COSMOS 1736 FUEL CORE Launched (03/21/86) 1984-112C 15503 CIS 103.8 65.0 947 929 0.2364 COSMOS 1607 FUEL CORE Launched (10/31/84) 1984-069D 15330 CIS 103.6 65.1 965 895 0.2463 COSMOS 1579 FUEL CORE Launched (06/29/84) 1982-084C 13748 CIS 87.2 65.0 140 135 0.1700 COSMOS 1402 DEB (CORE) Launched (08/30/82) Decayed [02/07/83] 1982-052D 13416 CIS 103.6 64.9 940 919 0.2545 COSMOS 1372 FUEL CORE Launched (06/01/82) 1982-043D 13594 CIS 103.4 65.1 965 872 0.2055 COSMOS 1365 FUEL CORE Launched (05/14/82) 1981-081D 12808 CIS 103.7 65.1 951 917 0.0060 COSMOS 1299 FUEL CORE Launched (08/24/81) 1981-037D 12435 CIS 103.4 64.8 939 897 0.1792 COSMOS 1266 FUEL CORE Launched (04/21/81) 1981-021C 12551 CIS 103.6 65.0 971 884 0.1549 COSMOS 1249 FUEL CORE Launched (03/05/81) 1980-034D 11971 CIS 103.1 64.8 934 877 0.1795 COSMOS 1176 FUEL CORE Launched (04/29/80) ================================================ | Sid Miller | sidneymiller@delphi.com | NH6TB | | POB 89103 | | San Angelo, Texas 76908 | | USA | ================================================