| Primary satellite | Secondary satellite |
| Name | PEGASUS DEB | COSMOS 1408 DEB |
| Spacetrack catalog number | 39316 | 52571 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2023 Mar 21 00:23 | 2023 Mar 16 02:56 |
| Time of closest approach (UTC) | 2023 Feb 04 14:33:47.447 |
| Minimum distance | 1282.185 km |
| Height difference | -77.533 km |
| Relative speed | 15.148 km/s |
| Angle between velocity vectors | 167° |
| Geographic position | 60.7°S, 131.6°W |
| Height | 544 km |
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