| Primary satellite | Secondary satellite |
| Name | M-CUBED/EXP-1 PRIME | ERS 1 DEB |
| Spacetrack catalog number | 37855 | 35261 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2023 Feb 06 21:49 | 2023 Feb 06 15:47 |
| Time of closest approach (UTC) | 2022 Dec 07 02:10:04.272 |
| Minimum distance | 3885.123 km |
| Height difference | 193.443 km |
| Relative speed | 14.945 km/s |
| Angle between velocity vectors | 158° |
| Geographic position | 60.6°S, 117.4°W |
| Height | 445 km |
|