| Primary satellite | Secondary satellite |
| Name | DOVE 4 | deb Kosmos-397 |
| Spacetrack catalog number | 39430 | 5155 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2025 Nov 13 19:21 | 2025 Nov 13 03:28 |
| Time of closest approach (UTC) | 2025 Oct 15 03:40:42.067 |
| Minimum distance | 290.041 km |
| Height difference | 26.755 km |
| Relative speed | 14.625 km/s |
| Angle between velocity vectors | 161° |
| Geographic position | 32.7°S, 64.8°E |
| Height | 775 km |
|