| Primary satellite | Secondary satellite |
| Name | Cosmos 2123 Rocket | Cosmos 785 |
| Spacetrack catalog number | 21090 | 8473 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2022 May 23 21:35 | 2022 May 23 18:24 |
| Time of closest approach (UTC) | 2022 Jan 20 19:36:13.848 |
| Minimum distance | 262.385 km |
| Height difference | 2.606 km |
| Relative speed | 11.502 km/s |
| Angle between velocity vectors | 103° |
| Geographic position | 60.0°S, 1.9°E |
| Height | 999 km |
|