| Primary satellite | Secondary satellite |
| Name | FENGYUN 1C DEB | YAOGAN-31 D |
| Spacetrack catalog number | 46995 | 47532 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2023 Dec 03 20:21 | 2023 Dec 06 19:30 |
| Time of closest approach (UTC) | 2023 Sep 25 21:52:03.337 |
| Minimum distance | 217.303 km |
| Height difference | -0.649 km |
| Relative speed | 13.078 km/s |
| Angle between velocity vectors | 129° |
| Geographic position | 59.8°S, 93.2°E |
| Height | 1122 km |
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