| Primary satellite | Secondary satellite |
| Name | Transit 4A | COSMOS 2251 DEB |
| Spacetrack catalog number | 116 | 34317 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2022 Aug 08 14:14 | 2022 Aug 08 11:47 |
| Time of closest approach (UTC) | 2022 Jul 02 10:19:12.372 |
| Minimum distance | 18.508 km |
| Height difference | 5.594 km |
| Relative speed | 11.887 km/s |
| Angle between velocity vectors | 107° |
| Geographic position | 55.7°S, 73.0°E |
| Height | 937 km |
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