| Primary satellite | Secondary satellite |
| Name | NOAA 6 | deb Kosmos-397 |
| Spacetrack catalog number | 11416 | 5042 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2023 May 30 21:53 | 2023 May 31 02:38 |
| Time of closest approach (UTC) | 2023 Mar 27 22:55:18.540 |
| Minimum distance | 9.384 km |
| Height difference | -2.553 km |
| Relative speed | 14.687 km/s |
| Angle between velocity vectors | 154° |
| Geographic position | 49.0°N, 124.3°E |
| Height | 779 km |
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