| Primary satellite | Secondary satellite |
| Name | ATLAS CENTAUR R/B | PSLV R/B |
| Spacetrack catalog number | 38770 | 43739 |
| Radar cross section | | large |
| Epoch of two-line elements (UTC) | 2021 Jan 12 16:37 | 2021 Jan 22 12:19 |
| Time of closest approach (UTC) | 2020 Dec 08 01:28:14.033 |
| Minimum distance | 325.041 km |
| Height difference | 1.224 km |
| Relative speed | 11.131 km/s |
| Angle between velocity vectors | 93° |
| Geographic position | 64.4°N, 46.4°W |
| Height | 488 km |
|