| Primary satellite | Secondary satellite |
| Name | STARS | RESURS O1 DEB |
| Spacetrack catalog number | 33498 | 47225 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2021 Feb 23 23:11 | 2021 Feb 24 09:14 |
| Time of closest approach (UTC) | 2021 Jan 20 12:57:14.570 |
| Minimum distance | 84.054 km |
| Height difference | -3.934 km |
| Relative speed | 14.924 km/s |
| Angle between velocity vectors | 163° |
| Geographic position | 14.5°N, 59.3°W |
| Height | 634 km |
|