| Primary satellite | Secondary satellite |
| Name | Transit 2A Rocket | Yuri Rocket |
| Spacetrack catalog number | 47 | 10793 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2021 Mar 07 13:08 | 2021 Mar 08 00:46 |
| Time of closest approach (UTC) | 2021 Jan 27 06:16:24.626 |
| Minimum distance | 3.625 km |
| Height difference | 1.107 km |
| Relative speed | 11.129 km/s |
| Angle between velocity vectors | 93° |
| Geographic position | 10.6°S, 119.8°W |
| Height | 655 km |
|