| Primary satellite | Secondary satellite |
| Name | Cosmos 1346 Rocket | OBJECT C |
| Spacetrack catalog number | 13121 | 49005 |
| Radar cross section | large | medium |
| Epoch of two-line elements (UTC) | 2023 Mar 25 21:29 | 2023 Mar 25 19:37 |
| Time of closest approach (UTC) | 2023 Feb 01 05:06:59.024 |
| Minimum distance | 86.444 km |
| Height difference | -7.267 km |
| Relative speed | 15.201 km/s |
| Angle between velocity vectors | 178° |
| Geographic position | 29.0°N, 73.8°E |
| Height | 536 km |
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