| Primary satellite | Secondary satellite |
| Name | DMSP B5D2-6 | FENGYUN 1C DEB |
| Spacetrack catalog number | 21798 | 30267 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2023 Sep 28 16:35 | 2023 Sep 29 02:27 |
| Time of closest approach (UTC) | 2023 Jun 09 19:12:36.103 |
| Minimum distance | 1939.493 km |
| Height difference | -6.716 km |
| Relative speed | 4.189 km/s |
| Angle between velocity vectors | 33° |
| Geographic position | 76.4°S, 145.0°E |
| Height | 860 km |
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