| Primary satellite | Secondary satellite |
| Name | CORIOLIS | OPS 4467B |
| Spacetrack catalog number | 27640 | 813 |
| Radar cross section | large | medium |
| Epoch of two-line elements (UTC) | 2021 Mar 05 19:33 | 2021 Mar 05 17:36 |
| Time of closest approach (UTC) | 2021 Jan 21 08:49:41.370 |
| Minimum distance | 1.372 km |
| Height difference | -1.360 km |
| Relative speed | 11.996 km/s |
| Angle between velocity vectors | 107° |
| Geographic position | 74.3°N, 7.0°W |
| Height | 832 km |
|