| Primary satellite | Secondary satellite |
| Name | Cosmos 2278 Rocket | Fengyun 1C |
| Spacetrack catalog number | 23088 | 25730 |
| Radar cross section | large | medium |
| Epoch of two-line elements (UTC) | 2023 Oct 01 22:08 | 2023 Oct 02 03:11 |
| Time of closest approach (UTC) | 2023 Jun 14 05:37:13.081 |
| Minimum distance | 1291.394 km |
| Height difference | -1.823 km |
| Relative speed | 14.647 km/s |
| Angle between velocity vectors | 162° |
| Geographic position | 33.0°S, 144.4°W |
| Height | 858 km |
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