| Primary satellite | Secondary satellite |
| Name | DELTA 2 R/B (1) | FENGYUN 1C DEB |
| Spacetrack catalog number | 27665 | 37047 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2023 Dec 06 09:05 | 2023 Dec 02 23:29 |
| Time of closest approach (UTC) | 2023 Sep 28 23:05:24.725 |
| Minimum distance | 3.920 km |
| Height difference | 2.890 km |
| Relative speed | 8.423 km/s |
| Angle between velocity vectors | 68° |
| Geographic position | 25.2°S, 164.3°E |
| Height | 807 km |
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