| Primary satellite | Secondary satellite |
| Name | Cosmos 1346 Rocket | OBJECT H |
| Spacetrack catalog number | 13121 | 55016 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2023 Mar 22 10:54 | 2023 Mar 22 09:28 |
| Time of closest approach (UTC) | 2023 Feb 02 20:01:32.412 |
| Minimum distance | 8.722 km |
| Height difference | 5.048 km |
| Relative speed | 15.174 km/s |
| Angle between velocity vectors | 179° |
| Geographic position | 22.5°S, 25.5°E |
| Height | 540 km |
|