HEAO 1 |
USA |
International Sat. n°: |
USA satellite n°: |
| Designation: | 10217 / 77075A |
| Launch date | 12 Aug 1977 |
| Launch site | CC, LC-36B |
| Launch vehicle: | Atlas-SLV3D Centaur-D1AR (AC-45) |
| Mission: | Scientific: X-ray astronomy |
| Earth orbit on: | |
| Perigee/Apogee | 429/447 km |
| Inclination | 22.7° |
| Period | 93.4 min |
| Prime contractor | TRW |
| Platform | |
| Mass at launch | approx. 3 t |
| Mass in orbit | |
| Dimension | |
| Solar array | |
| Stabilization | 3-axis |
| DC power | 600 W |
| Decay | 15 Mar 1979 |