| Primary satellite | Secondary satellite |
| Name | M-CUBED/EXP-1 PRIME | YAOGAN 30 |
| Spacetrack catalog number | 37855 | 41473 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2021 Mar 05 21:11 | 2021 Mar 06 01:38 |
| Time of closest approach (UTC) | 2021 Jan 17 20:54:17.351 |
| Minimum distance | 106.066 km |
| Height difference | -1.066 km |
| Relative speed | 14.371 km/s |
| Angle between velocity vectors | 147° |
| Geographic position | 52.1°S, 167.5°E |
| Height | 664 km |
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