| Primary satellite | Secondary satellite |
| Name | DX 1 | IRIDIUM 33 DEB |
| Spacetrack catalog number | 40071 | 33961 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2023 Jan 30 23:52 | 2023 Jan 31 04:41 |
| Time of closest approach (UTC) | 2022 Dec 01 23:01:53.751 |
| Minimum distance | 694.890 km |
| Height difference | 10.771 km |
| Relative speed | 15.050 km/s |
| Angle between velocity vectors | 179° |
| Geographic position | 58.7°S, 37.4°W |
| Height | 646 km |
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