Flight
- Date and time (UTC)
- December 2, 2003, 10:04
- Launch designation
- 2003-054
- Mission
- INTRUDER 6?
- Flight name
- USA 173 [NOSS15]
- Vehicle flight ID
- AC-164 MLV-14
- Flight code
- NROL-18 LIBRA
- Year
- Launches in 2003
Orbit and payload
- Initial apogee
- 1,464 km
- Payload mass to orbit
- 2.0 t
- Payloads
- 2
- GCAT launch code
- OS
Payloads
| Payload | Designation | Owner | Mission type | Mass | Fate |
|---|---|---|---|---|---|
| USA 173 | 2003-054ANORAD 28095 | National Reconnaissance Office | Signals intelligence | 1,000 kg | In orbit |
| USA 173 P/L 2 | 2003-054CNORAD 28097 | National Reconnaissance Office | Signals intelligence | 1,000 kg | In orbit |
Source: GCAT launch list and payload catalogs, Jonathan C. McDowell (CC BY 4.0). Orbit values are the initial orbit reported for the launch.