P 11

1963 March 18

21:13 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1W. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D. FAILURE: Failure.

• P-11 No. 1 - . Payload: P-11 No. 1. Mass: 80 kg (176 lb). Nation: USA. Agency: USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1963-03-18 . Ferret subsatellite aboard first launch of KH-6. Mission failed..

• P-11 - . Payload: P-11. Nation: USA. Agency: USAF. Spacecraft: P 11.

1963 June 27

00:37 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC2W. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D.

• Hitch Hiker 1 - . Payload: P-11 No. 2. Mass: 80 kg (176 lb). Nation: USA. Agency: USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. USAF Sat Cat: 614 . COSPAR: 1963-025B. Apogee: 2,506 km (1,557 mi). Perigee: 323 km (200 mi). Inclination: 82.10 deg. Period: 114.10 min. Radiation data. First successful flight of P-11 bus, mainly used for radar signals intelligence gathering..

1963 October 29

21:19 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1W. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D.

• Hitch Hiker 2 - . Payload: P-11 s/n A3. Mass: 80 kg (176 lb). Nation: USA. Agency: NRO, USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1965-05-23 . USAF Sat Cat: 682 . COSPAR: 1963-042B. Apogee: 581 km (361 mi). Perigee: 288 km (178 mi). Inclination: 90.00 deg. Period: 93.30 min. Radar monitoring..

1963 December 21

21:45 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC2W. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D.

• Hitch Hiker 3 - . Payload: P-11 s/n A4. Mass: 80 kg (176 lb). Nation: USA. Agency: NRO, USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1964-11-07 . USAF Sat Cat: 719 . COSPAR: 1963-055B. Apogee: 394 km (244 mi). Perigee: 316 km (196 mi). Inclination: 64.50 deg. Period: 91.70 min. Radar monitoring..

1964 July 6

18:51 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC4W. LV Family: Atlas. Launch Vehicle: Atlas Agena D.

• OPS 4923 - . Payload: EHH A3. Mass: 80 kg (176 lb). Nation: USA. Agency: NRO, USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1965-01-03 . USAF Sat Cat: 826 . COSPAR: 1964-036B. Apogee: 505 km (313 mi). Perigee: 156 km (96 mi). Inclination: 92.90 deg. Period: 91.10 min. Radar monitoring..

1964 August 14

22:00 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC4E. LV Family: Atlas. Launch Vehicle: Atlas SLV-3 Agena D.

• OPS 3316 - . Payload: P-11 s/n 4202. Mass: 79 kg (174 lb). Nation: USA. Agency: USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1979-03-08 . USAF Sat Cat: 851 . COSPAR: 1964-045B. Apogee: 3,751 km (2,330 mi). Perigee: 272 km (169 mi). Inclination: 95.70 deg. Period: 127.40 min. The first Atlas/Agena D standard launch vehicle (SLV-3, 7100 Series) was successfully launched from Vandenberg AFB. This vehicle, Number 7101, was the first Atlas booster to be designed and produced to fully standardized specifications. .

1964 October 23

18:30 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC4W. LV Family: Atlas. Launch Vehicle: Atlas Agena D.

• SRV - . Nation: USA. Agency: USAF AFSC. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1965-02-23 . USAF Sat Cat: 914 . COSPAR: 1964-068xx. Apogee: 185 km (114 mi). Perigee: 185 km (114 mi). Inclination: 95.40 deg. Period: 88.20 min.

1965 April 28

20:17 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC4E. LV Family: Atlas. Launch Vehicle: Atlas SLV-3 Agena D.

• OPS 6717 - . Payload: EHH B1. Mass: 60 kg (132 lb). Nation: USA. Agency: NRO, USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1969-10-31 . USAF Sat Cat: 1329 . COSPAR: 1965-031B. Apogee: 547 km (339 mi). Perigee: 506 km (314 mi). Inclination: 95.20 deg. Period: 95.10 min. Radar monitoring..

1965 June 25

19:30 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC4E. LV Family: Atlas. Launch Vehicle: Atlas SLV-3 Agena D.

• OPS 6749 - . Payload: EHH B2. Mass: 60 kg (132 lb). Nation: USA. Agency: NRO, USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1968-08-22 . USAF Sat Cat: 1422 . COSPAR: 1965-050A. Apogee: 510 km (310 mi). Perigee: 496 km (308 mi). Inclination: 107.60 deg. Period: 94.70 min. Radar monitoring..

1965 August 3

19:12 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC4E. LV Family: Atlas. Launch Vehicle: Atlas SLV-3 Agena D.

• OPS 6761 - . Payload: EHH B3. Mass: 60 kg (132 lb). Nation: USA. Agency: NRO, USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1968-06-17 . USAF Sat Cat: 1472 . COSPAR: 1965-062B. Apogee: 515 km (320 mi). Perigee: 501 km (311 mi). Inclination: 107.40 deg. Period: 94.80 min. Radar monitoring..

1965 November 8

19:26 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC4E. LV Family: Atlas. Launch Vehicle: Atlas SLV-3 Agena D.

• OPS 6232/Agena D - . Payload: Agena Pickaback / OPS 6232. Mass: 60 kg (132 lb). Nation: USA. Agency: USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1965-11-09 . USAF Sat Cat: 1728 . COSPAR: 1965-090B. Apogee: 284 km (176 mi). Perigee: 155 km (96 mi). Inclination: 93.90 deg. Period: 88.90 min. Not identified as a subsatellite ferret by McDowell..

1966 January 19

20:10 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC4E. LV Family: Atlas. Launch Vehicle: Atlas SLV-3 Agena D.

• OPS 3179/Agena D - . Payload: Agena Pickaback / OPS 3179. Mass: 60 kg (132 lb). Nation: USA. Agency: USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1966-01-23 . USAF Sat Cat: 1940 . COSPAR: 1966-002B. Apogee: 149 km (92 mi). Perigee: 120 km (70 mi). Inclination: 93.80 deg. Period: 87.20 min. Not identified as a subsatellite ferret by McDowell..

1966 March 18

20:30 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC4E. LV Family: Atlas. Launch Vehicle: Atlas SLV-3 Agena D.

• OPS 0974/Agena D - . Payload: NRL PL137 / OPS 0974. Mass: 2,000 kg (4,400 lb). Nation: USA. Agency: USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1966-03-23 . USAF Sat Cat: 2112 . COSPAR: 1966-022B. Apogee: 285 km (177 mi). Perigee: 149 km (92 mi). Inclination: 101.00 deg. Period: 88.80 min. Space craft engaged in investigation of spaceflight techniques and technology (US Cat A). .

1966 May 14

18:30 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC4E. LV Family: Atlas. Launch Vehicle: Atlas SLV-3 Agena D.

• OPS 6785 - . Payload: EHH B4. Mass: 60 kg (132 lb). Nation: USA. Agency: NRO, USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1970-10-27 . USAF Sat Cat: 2172 . COSPAR: 1966-039B. Apogee: 555 km (344 mi). Perigee: 519 km (322 mi). Inclination: 110.00 deg. Period: 95.40 min. Radar monitoring..

1966 June 3

19:25 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC4E. LV Family: Atlas. Launch Vehicle: Atlas SLV-3 Agena D.

• OPS 1856/Agena D - . Payload: [AAS 6] / OPS 1856. Mass: 60 kg (132 lb). Nation: USA. Agency: USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1966-06-09 . USAF Sat Cat: 2194 . COSPAR: 1966-048B. Apogee: 230 km (140 mi). Perigee: 148 km (91 mi). Inclination: 86.90 deg. Period: 88.20 min. Not identified as a subsatellite ferret by McDowell..

1966 August 16

18:30 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC4E. LV Family: Atlas. Launch Vehicle: Atlas SLV-3 Agena D.

• OPS 6810 - . Payload: SSF-B No. 5. Mass: 60 kg (132 lb). Nation: USA. Agency: NRO, USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1970-03-05 . USAF Sat Cat: 2397 . COSPAR: 1966-074B. Apogee: 522 km (324 mi). Perigee: 511 km (317 mi). Inclination: 93.20 deg. Period: 94.90 min. Radar monitoring..

1966 September 16

17:59 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC4E. LV Family: Atlas. Launch Vehicle: Atlas SLV-3 Agena D.

• OPS 6874 - . Payload: EHH B5. Mass: 60 kg (132 lb). Nation: USA. Agency: NRO, USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1968-05-09 . USAF Sat Cat: 2420 . COSPAR: 1966-083B. Apogee: 501 km (311 mi). Perigee: 461 km (286 mi). Inclination: 94.10 deg. Period: 94.20 min. Radar monitoring..

1966 October 12

19:15 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC4E. LV Family: Atlas. Launch Vehicle: Atlas SLV-3 Agena D.

• OPS 5345/Agena D - . Payload: SGLS 1 / OPS 5345. Mass: 60 kg (132 lb). Nation: USA. Agency: USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1966-10-21 . USAF Sat Cat: 2490 . COSPAR: 1966-090B. Apogee: 258 km (160 mi). Perigee: 181 km (112 mi). Inclination: 90.90 deg. Period: 89.00 min. Not identified as a subsatellite ferret by McDowell..

1966 November 2

20:23 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC4E. LV Family: Atlas. Launch Vehicle: Atlas SLV-3 Agena D.

• OPS 5424/Agena D - . Payload: Agena Pickaback / OPS 5424. Mass: 60 kg (132 lb). Nation: USA. Agency: USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1966-11-16 . USAF Sat Cat: 2525 . COSPAR: 1966-098B. Apogee: 324 km (201 mi). Perigee: 208 km (129 mi). Inclination: 91.00 deg. Period: 89.90 min. Not identified as a subsatellite ferret by McDowell..

1967 May 9

21:50 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1E. LV Family: Thor. Launch Vehicle: Thorad SLV-2G Agena D. FAILURE: Failure of the booster cut-off switch..

• SRV 731 - . Payload: SRV 1041-1. Nation: USA. Agency: USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1993-03-14 . USAF Sat Cat: 2780 . COSPAR: 1967-043xx. Apogee: 145 km (90 mi). Perigee: 131 km (81 mi). Inclination: 84.90 deg. Period: 87.20 min.

1967 May 22

18:30 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC4E. LV Family: Atlas. Launch Vehicle: Atlas SLV-3 Agena D.

• OPS 5557/Agena D - . Payload: LOGACS / OPS 5557. Mass: 700 kg (1,540 lb). Nation: USA. Agency: USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1967-05-27 . USAF Sat Cat: 2816 . COSPAR: 1967-050B. Apogee: 240 km (140 mi). Perigee: 148 km (91 mi). Inclination: 91.50 deg. Period: 88.40 min. Not identified as a subsatellite ferret by McDowell..

1967 June 16

21:35 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1W. LV Family: Thor. Launch Vehicle: Thorad SLV-2G Agena D.

• SRV 725 - . Payload: SRV 1042-1. Nation: USA. Agency: USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1968-10-22 . USAF Sat Cat: 2851 . COSPAR: 1967-062xx. Apogee: 197 km (122 mi). Perigee: 182 km (113 mi). Inclination: 80.20 deg. Period: 88.30 min.

1967 November 2

21:31 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1E. LV Family: Thor. Launch Vehicle: Thorad SLV-2G Agena D.

• SRV 733 - . Payload: SRV 1044-1. Nation: USA. Agency: USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1969-03-28 . USAF Sat Cat: 3025 . COSPAR: 1967-109xx. Apogee: 208 km (129 mi). Perigee: 179 km (111 mi). Inclination: 81.60 deg. Period: 88.40 min.

1968 January 24

22:26 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1E. LV Family: Thor. Launch Vehicle: Thorad SLV-2G Agena D.

• SRV 741 - . Payload: SRV 1045-1. Nation: USA. Agency: USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1970-03-04 . USAF Sat Cat: 3114 . COSPAR: 1968-008xx. Apogee: 186 km (115 mi). Perigee: 185 km (114 mi). Inclination: 81.60 deg. Period: 88.20 min.

1968 March 14

22:00 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1E. LV Family: Thor. Launch Vehicle: Thorad SLV-2G Agena D.

• SRV 747 - . Payload: SRV 1046-1 / OPS 7076. Nation: USA. Agency: USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1970-01-03 . USAF Sat Cat: 3153 . COSPAR: 1968-020xx. Apogee: 189 km (117 mi). Perigee: 189 km (117 mi). Inclination: 83.00 deg. Period: 88.30 min.

1968 June 20

21:46 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1E. LV Family: Thor. Launch Vehicle: Thorad SLV-2G Agena D.

• SRV 745 - . Payload: SRV 1047-1. Nation: USA. Agency: USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1970-01-11 . USAF Sat Cat: 3297 . COSPAR: 1968-052xx. Apogee: 180 km (110 mi). Perigee: 180 km (110 mi). Inclination: 85.10 deg. Period: 88.10 min.

1968 September 18

21:32 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1E. LV Family: Thor. Launch Vehicle: Thorad SLV-2G Agena D.

• SRV 749 - . Payload: SRV 1048-1. Nation: USA. Agency: USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1969-09-28 . USAF Sat Cat: 3409 . COSPAR: 1968-078xx. Apogee: 236 km (146 mi). Perigee: 211 km (131 mi). Inclination: 83.20 deg. Period: 89.00 min.

1968 December 12

22:22 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC3W. LV Family: Thor. Launch Vehicle: Thorad SLV-2G Agena D.

• OPS 7684 - . Payload: EHH C1 / OPS 7684. Mass: 60 kg (132 lb). Nation: USA. Agency: USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. USAF Sat Cat: 3605 . COSPAR: 1968-112B. Apogee: 1,466 km (910 mi). Perigee: 1,378 km (856 mi). Inclination: 80.40 deg. Period: 114.30 min. ABM monitoring..

1969 February 5

21:59 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC3W. LV Family: Thor. Launch Vehicle: Thorad SLV-2G Agena D.

• OPS 2644 - . Payload: EHH C2 / OPS 2644. Nation: USA. Agency: USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. USAF Sat Cat: 3673 . COSPAR: 1969-010B. Apogee: 1,429 km (887 mi). Perigee: 1,391 km (864 mi). Inclination: 80.40 deg. Period: 114.00 min. ABM monitoring..

1969 March 19

21:38 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC3W. LV Family: Thor. Launch Vehicle: Thorad SLV-2G Agena D.

• SRV 737 - . Payload: SRV 1050-1. Nation: USA. Agency: USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1971-12-06 . USAF Sat Cat: 3830 . COSPAR: 1969-026xx. Apogee: 168 km (104 mi). Perigee: 168 km (104 mi). Inclination: 83.00 deg. Period: 87.90 min.

1969 May 2

01:46 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC3W. LV Family: Thor. Launch Vehicle: Thorad SLV-2G Agena D.

• SRV 739 - . Payload: SRV 1051-1. Nation: USA. Agency: USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1970-02-16 . USAF Sat Cat: 3915 . COSPAR: 1969-041xx. Apogee: 193 km (119 mi). Perigee: 177 km (109 mi). Inclination: 65.70 deg. Period: 88.20 min.

1969 September 22

21:11 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC3W. LV Family: Thor. Launch Vehicle: Thorad SLV-2G Agena D.

• SRV 743R - . Payload: SRV 1052-1. Nation: USA. Agency: USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1971-05-16 . USAF Sat Cat: 4103 . COSPAR: 1969-079xx. Apogee: 211 km (131 mi). Perigee: 211 km (131 mi). Inclination: 85.10 deg. Period: 88.70 min.

1969 September 30

13:40 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1W. LV Family: Thor. Launch Vehicle: Thorad SLV-2G Agena D.

• OPS 1807 - . Payload: EHH B17. Mass: 60 kg (132 lb). Nation: USA. Agency: NRO, USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1970-10-30 . USAF Sat Cat: 4111 . COSPAR: 1969-082A. Apogee: 484 km (300 mi). Perigee: 446 km (277 mi). Inclination: 69.60 deg. Period: 93.90 min.

1970 March 4

22:15 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC3W. LV Family: Thor. Launch Vehicle: Thorad SLV-2H Agena D.

• SRV 819 - . Payload: SRV 1109-1. Nation: USA. Agency: USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1971-11-10 . USAF Sat Cat: 4343 . COSPAR: 1970-016xx. Apogee: 164 km (101 mi). Perigee: 164 km (101 mi). Inclination: 88.10 deg. Period: 87.80 min.

1970 May 20

21:35 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC3W. LV Family: Thor. Launch Vehicle: Thorad SLV-2H Agena D.

• OPS 8520 - . Payload: EHH B19. Mass: 60 kg (132 lb). Nation: USA. Agency: NRO, USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1974-03-08 . USAF Sat Cat: 4406 . COSPAR: 1970-040B. Apogee: 499 km (310 mi). Perigee: 490 km (300 mi). Inclination: 83.10 deg. Period: 94.50 min. Radar monitoring; may or may not have existed!!!..

1970 November 18

21:29 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC3W. LV Family: Thor. Launch Vehicle: Thorad SLV-2H Agena D.

• SRV 827 - . Payload: SRV 1112-1. Nation: USA. Agency: USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1977-09-14 . USAF Sat Cat: 4722 . COSPAR: 1970-098xx. Apogee: 206 km (128 mi). Perigee: 195 km (121 mi). Inclination: 83.20 deg. Period: 88.50 min.

1971 September 10

21:33 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC3W. LV Family: Thor. Launch Vehicle: Thorad SLV-2H Agena D.

• SRV 831 - . Payload: SRV 1115-1. Nation: USA. Agency: USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1976-02-03 . USAF Sat Cat: 5469 . COSPAR: 1971-076xx. Apogee: 197 km (122 mi). Perigee: 187 km (116 mi). Inclination: 75.00 deg. Period: 88.30 min.

1972 January 20

18:36 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC4E. LV Family: Titan. Launch Vehicle: Titan IIID.

• OPS 7719 - . Payload: SSF-B No. 22. Mass: 60 kg (132 lb). Nation: USA. Agency: NRO, USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1979-04-17 . USAF Sat Cat: 5772 . COSPAR: 1972-002D. Apogee: 545 km (338 mi). Perigee: 474 km (294 mi). Inclination: 96.00 deg. Period: 94.80 min. Radar monitoring..

1972 July 7

17:46 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC4E. LV Family: Titan. Launch Vehicle: Titan IIID.

• OPS 7803 - . Payload: SSF-B No. 23. Mass: 60 kg (132 lb). Nation: USA. Agency: NRO, USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1978-05-06 . USAF Sat Cat: 6096 . COSPAR: 1972-052C. Apogee: 504 km (313 mi). Perigee: 498 km (309 mi). Inclination: 96.20 deg. Period: 94.70 min. Radar monitoring..

1972 October 10

18:03 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC4E. LV Family: Titan. Launch Vehicle: Titan IIID.

• OPS 8314/2 - . Payload: SSF-C No. 3 / OPS 8314. Mass: 60 kg (132 lb). Nation: USA. Agency: NRO, USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. USAF Sat Cat: 6822 . COSPAR: 1972-079C. Apogee: 1,464 km (909 mi). Perigee: 1,420 km (880 mi). Inclination: 95.60 deg. Period: 114.70 min. ABM monitoring..

1973 November 10

20:09 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC4E. LV Family: Titan. Launch Vehicle: Titan IIID.

• OPS 7705 - . Payload: SSF-B No. 24. Mass: 60 kg (132 lb). Nation: USA. Agency: NRO, USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1978-12-26 . USAF Sat Cat: 6931 . COSPAR: 1973-088B. Apogee: 505 km (313 mi). Perigee: 488 km (303 mi). Inclination: 96.30 deg. Period: 94.50 min. Radar monitoring..

• OPS 6630 P/L 2 - . Payload: SSF-C No. 4 / OPS 6630. Mass: 60 kg (132 lb). Nation: USA. Agency: NRO, USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. USAF Sat Cat: 6938 . COSPAR: 1973-088D. Apogee: 1,457 km (905 mi). Perigee: 1,414 km (878 mi). Inclination: 97.00 deg. Period: 114.60 min.

1974 April 10

20:20 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC4E. LV Family: Titan. Launch Vehicle: Titan IIID.

• OPS 4547 - . Payload: OPS 4547 / SSF-B No. 25. Mass: 60 kg (132 lb). Nation: USA. Agency: NRO, USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1980-02-22 . USAF Sat Cat: 7247 . COSPAR: 1974-020C. Apogee: 531 km (329 mi). Perigee: 503 km (312 mi). Inclination: 94.00 deg. Period: 95.00 min. Radar monitoring..

1974 October 29

19:30 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC4E. LV Family: Titan. Launch Vehicle: Titan IIID.

• OPS 6239 - . Payload: SSF-B No. 26. Mass: 60 kg (132 lb). Nation: USA. Agency: NRO, USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1980-01-23 . USAF Sat Cat: 7498 . COSPAR: 1974-085B. Apogee: 531 km (329 mi). Perigee: 521 km (323 mi). Inclination: 96.00 deg. Period: 95.10 min. Radar monitoring; may or may not have existed!!!..

1975 December 4

20:38 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC4E. LV Family: Titan. Launch Vehicle: Titan IIID.

• KH 9-11 Subsatellite - . Payload: SSF 9 / OPS 5547. Mass: 60 kg (132 lb). Nation: USA. Agency: USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1978-05-01 . USAF Sat Cat: 8468 . COSPAR: 1975-114B. Apogee: 1,558 km (968 mi). Perigee: 236 km (146 mi). Inclination: 96.30 deg. Period: 103.00 min. Not identified as a subsatellite ferret by McDowell..

1976 July 8

18:30 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC4E. LV Family: Titan. Launch Vehicle: Titan IIID.

• OPS 5366 - . Payload: SSF-D No. 1. Mass: 60 kg (132 lb). Nation: USA. Agency: NRO, USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. USAF Sat Cat: 9008 . COSPAR: 1976-065C. Apogee: 632 km (392 mi). Perigee: 628 km (390 mi). Inclination: 96.40 deg. Period: 97.30 min. Radar monitoring..

1978 March 16

18:43 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC4E. LV Family: Titan. Launch Vehicle: Titan IIID.

• OPS 7858 - . Payload: SSF-D No. 2. Mass: 60 kg (132 lb). Nation: USA. Agency: NRO, USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. USAF Sat Cat: 10734 . COSPAR: 1978-029B. Apogee: 645 km (400 mi). Perigee: 639 km (397 mi). Inclination: 95.80 deg. Period: 97.60 min. Radar monitoring..

1979 March 16

18:30 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC4E. LV Family: Titan. Launch Vehicle: Titan IIID.

• OPS 6675 - . Payload: SSF-D No. 3. Mass: 60 kg (132 lb). Nation: USA. Agency: NRO, USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. USAF Sat Cat: 11306 . COSPAR: 1979-025B. Apogee: 628 km (390 mi). Perigee: 621 km (385 mi). Inclination: 95.80 deg. Period: 97.20 min.

1980 June 18

18:29 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC4E. LV Family: Titan. Launch Vehicle: Titan IIID.

• OPS 1292 - . Payload: SSF-C No. 6. Mass: 60 kg (132 lb). Nation: USA. Agency: CIA, USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. USAF Sat Cat: 11852 . COSPAR: 1980-052C. Apogee: 1,333 km (828 mi). Perigee: 1,331 km (827 mi). Inclination: 96.60 deg. Period: 112.30 min. ABM monitoring; may or may not have existed!!!..

1982 May 11

18:45 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC4E. LV Family: Titan. Launch Vehicle: Titan IIID.

• OPS 6553 - . Payload: SSF-D No. 4. Mass: 60 kg (132 lb). Nation: USA. Agency: CIA, USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. USAF Sat Cat: 13172 . COSPAR: 1982-041C. Apogee: 707 km (439 mi). Perigee: 701 km (435 mi). Inclination: 96.00 deg. Period: 98.90 min. Radar monitoring; may or may not have existed!!!..

1983 June 20

18:45 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC4E. LV Family: Titan. Launch Vehicle: Titan 34D.

• OPS 3899 - . Payload: SSF-C No. 7. Mass: 60 kg (132 lb). Nation: USA. Agency: NRO, USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. USAF Sat Cat: 14139 . COSPAR: 1983-060C. Apogee: 1,296 km (805 mi). Perigee: 1,278 km (794 mi). Inclination: 96.60 deg. Period: 111.31 min. ABM monitoring; may or may not have existed!!!. .

1984 June 25

18:43 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC4E. LV Family: Titan. Launch Vehicle: Titan 34D.

• USA 3 - . Payload: SSF-D No. 5. Mass: 60 kg (132 lb). Nation: USA. Agency: NRO, USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. USAF Sat Cat: 15071 . COSPAR: 1984-065C. Apogee: 710 km (440 mi). Perigee: 690 km (420 mi). Inclination: 96.10 deg. Period: 98.80 min. Radar monitoring..

1986 April 18

17:45 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC4E. LV Family: Titan. Launch Vehicle: Titan 34D. FAILURE: Failure.

• SSF-D No. 6 - . Payload: SSF-D No. 6. Mass: 60 kg (132 lb). Nation: USA. Agency: USAF. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1986-04-18 .

1989 August 8

12:37 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC39B. Launch Platform: MLP2. LV Family: Shuttle. Launch Vehicle: Space Shuttle.

• USA 41 - . Nation: USA. Agency: DARPA. Class: Surveillance. Type: SIGINT. Spacecraft Bus: P 11. Spacecraft: SSF. Decay Date: 1989-12-31 . USAF Sat Cat: 20172 . COSPAR: 1989-061C. Apogee: 307 km (190 mi). Perigee: 296 km (183 mi). Inclination: 57.00 deg. Period: 90.50 min. Deployed from STS-28 8/8/89. Believed to be one-off ferret satellite under COBRA BRASS measurement and signature intelligence experiment..