ATLAS F R/B
| Launched | 21 February 1978 |
| Flight ended | 10 August 2012 |
| Status | Decayed |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 10801 |
| COSPAR ID | 1978-020B |
| Observing |
Launched alongside
NAVSTAR 1ATLAS F R/B
| Launched | 21 February 1978 |
| Flight ended | 10 August 2012 |
| Status | Decayed |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 10801 |
| COSPAR ID | 1978-020B |
| Observing |
Launched alongside
NAVSTAR 1