Spacecraft information: DELTA 2 R/B(2)
| Launched | 17 August 1989 |
| Flight ended | 9 June 1990 |
| Status | Decayed |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 20187 |
| COSPAR ID | 1989-064C |
| Alternative names |
PAM-D |
| Observing |