| Primary satellite | Secondary satellite |
| Name | CENTAUR R/B | deb Delta 111 |
| Spacetrack catalog number | 26906 | 21933 |
| Radar cross section | | small |
| Epoch of two-line elements (UTC) | 2021 Mar 31 19:53 | 2021 Apr 09 04:11 |
| Time of closest approach (UTC) | 2021 Mar 04 17:23:42.367 |
| Minimum distance | 12.796 km |
| Height difference | -1.339 km |
| Relative speed | 13.934 km/s |
| Angle between velocity vectors | 145° |
| Geographic position | 55.5°S, 105.4°W |
| Height | 1115 km |
|