| Primary satellite | Secondary satellite |
| Name | Orbcomm G2 (FM04) | COSMOS 2251 DEB |
| Spacetrack catalog number | 25159 | 36074 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2023 Oct 01 13:46 | 2023 Sep 30 07:20 |
| Time of closest approach (UTC) | 2023 Jun 07 22:04:46.920 |
| Minimum distance | 154.395 km |
| Height difference | -17.746 km |
| Relative speed | 14.968 km/s |
| Angle between velocity vectors | 176° |
| Geographic position | 38.7°N, 179.7°E |
| Height | 774 km |
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