RocketTitan 401B/Centaur
SpaceportCape Canaveral & Kennedypad LC40
OutcomeSuccess
Launch agencyUSAF 3SLSUnited States
Flight
- Date and time (UTC)
- May 9, 1998, 01:38
- Launch designation
- 1998-029
- Mission
- ORION 4
- Flight name
- USA 139 [RH8]
- Vehicle flight ID
- 4B-25/TC-18 (K-25)
- Flight code
- NROL-06 JACK
- Year
- Launches in 1998
Orbit and payload
- Initial apogee
- 36,192 km
- Payload mass to orbit
- 5.0 t
- Payloads
- 1
- GCAT launch code
- OS
Payloads
| Payload | Designation | Owner | Mission type | Mass | Fate |
|---|---|---|---|---|---|
| USA 139 | 1998-029ANORAD 25336 | National Reconnaissance Office | Signals intelligence | 5,000 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.