Spacecraft information: USA 161
| Launched | 4 October 2001 |
| Flight ended | – |
| Status | Non-operational |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 26934 |
| COSPAR ID | 2001-044A |
| Observing |
Launched alongside
TITAN 4 R/BSpacecraft information: USA 161
| Launched | 4 October 2001 |
| Flight ended | – |
| Status | Non-operational |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 26934 |
| COSPAR ID | 2001-044A |
| Observing |
Launched alongside
TITAN 4 R/B