| Primary satellite | Secondary satellite |
| Name | Cosmos 2297 | IRIDIUM 33 DEB |
| Spacetrack catalog number | 23404 | 46962 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Apr 15 15:05 | 2021 Apr 13 03:39 |
| Time of closest approach (UTC) | 2021 Mar 06 18:32:28.040 |
| Minimum distance | 55.691 km |
| Height difference | -1.893 km |
| Relative speed | 12.518 km/s |
| Angle between velocity vectors | 115° |
| Geographic position | 66.6°S, 166.1°W |
| Height | 862 km |
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