| Primary satellite | Secondary satellite |
| Name | Cosmos 1346 Rocket | JILIN-01 KUANFU 01C |
| Spacetrack catalog number | 13121 | 52443 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2023 Mar 22 10:54 | 2023 Mar 22 04:25 |
| Time of closest approach (UTC) | 2023 Jan 29 17:25:16.714 |
| Minimum distance | 4.168 km |
| Height difference | 3.142 km |
| Relative speed | 15.199 km/s |
| Angle between velocity vectors | 179° |
| Geographic position | 2.3°S, 70.0°E |
| Height | 530 km |
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