| Primary satellite | Secondary satellite |
| Name | SR | IRIDIUM 33 DEB |
| Spacetrack catalog number | 46 | 46734 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2021 Mar 08 09:59 | 2021 Mar 08 04:56 |
| Time of closest approach (UTC) | 2021 Jan 25 09:45:49.125 |
| Minimum distance | 11.467 km |
| Height difference | 7.676 km |
| Relative speed | 12.069 km/s |
| Angle between velocity vectors | 108° |
| Geographic position | 63.8°N, 44.1°W |
| Height | 794 km |
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