| Primary satellite | Secondary satellite |
| Name | Vanguard 2 | DMSP 9532 |
| Spacetrack catalog number | 11 | 7411 |
| Radar cross section | medium | large |
| Epoch of two-line elements (UTC) | 2023 Jun 06 13:01 | 2023 Jun 06 11:35 |
| Time of closest approach (UTC) | 2023 Mar 31 03:18:41.489 |
| Minimum distance | 1342.754 km |
| Height difference | 83.882 km |
| Relative speed | 12.215 km/s |
| Angle between velocity vectors | 104° |
| Geographic position | 32.9°S, 136.7°W |
| Height | 696 km |
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