Explorer 53
Also called SAS 3
General
| Designation | 07788 / 75037A |
| Launch date | 7 May 1975 |
| Country of origin | United States |
| Mission | Scientific: X-ray astronomy |
| Perigee/Apogee | 498/507 km |
| Inclination | 3° |
| Period | 94.7 min |
| Launch vehicle | Scout #91 |
End of life
| Decay | 9 Apr 1979 |
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V0.144 - Converted on Sun, 03 Mar 2024 18:29:57 GMT - Updated quarterly
V0.144 - Converted on Sun, 03 Mar 2024 18:29:57 GMT - Updated quarterly