Launch data:
| Designation | 07371 / 74055A |
| Launch date | 16 Jul 1974 - 11:51 |
| Launch site: | Va, SLC5 |
| Launch vehicle: | Scout D-1 (#88) |
| Mission | Scientific:ionosphere study |
| Orbit | LEO |
| Perigee/Apogee | 224/869 km |
| Inclination | 97.5° |
| Period | 95.6 min |
| Mass at launch | 127 kg |
