| Primary satellite | Secondary satellite |
| Name | Sunsat (SO-35) | COSMOS 2251 DEB |
| Spacetrack catalog number | 25636 | 35037 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2023 Sep 21 20:11 | 2023 Sep 20 14:04 |
| Time of closest approach (UTC) | 2023 Jun 13 20:01:30.220 |
| Minimum distance | 6443.770 km |
| Height difference | 42.393 km |
| Relative speed | 13.973 km/s |
| Angle between velocity vectors | 136° |
| Geographic position | 24.6°S, 100.3°W |
| Height | 653 km |
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