| Primary satellite | Secondary satellite |
| Name | Meteor 2-21 | Meteor 2-11 Rocket |
| Spacetrack catalog number | 22782 | 15100 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2025 Nov 17 20:17 | 2025 Nov 17 15:49 |
| Time of closest approach (UTC) | 2025 Oct 14 23:06:53.197 |
| Minimum distance | 3.977 km |
| Height difference | 2.596 km |
| Relative speed | 12.015 km/s |
| Angle between velocity vectors | 109° |
| Geographic position | 77.1°S, 84.4°E |
| Height | 981 km |
|