ATLAS 2A CENTAUR R/B
| Launched | 9 June 1992 |
| Flight ended | 29 May 2002 |
| Status | Decayed |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 21990 |
| COSPAR ID | 1992-032B |
| Observing |
Launched alongside
NSS-101ATLAS 2A CENTAUR R/B
| Launched | 9 June 1992 |
| Flight ended | 29 May 2002 |
| Status | Decayed |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 21990 |
| COSPAR ID | 1992-032B |
| Observing |
Launched alongside
NSS-101