| Primary satellite | Secondary satellite |
| Name | Cosmos 2366 rocket | Kosmos-2016 |
| Spacetrack catalog number | 25893 | 19921 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2025 Jun 12 03:29 | 2025 Jun 11 20:44 |
| Time of closest approach (UTC) | 2025 May 19 01:55:10.076 |
| Minimum distance | 4.475 km |
| Height difference | 2.972 km |
| Relative speed | 10.126 km/s |
| Angle between velocity vectors | 87° |
| Geographic position | 80.3°N, 101.0°W |
| Height | 1009 km |
|