| Primary satellite | Secondary satellite |
| Name | Transit 2A Rocket | Picosat 4 |
| Spacetrack catalog number | 47 | 26092 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Jan 25 16:47 | 2021 Jan 25 20:57 |
| Time of closest approach (UTC) | 2020 Dec 10 16:01:44.649 |
| Minimum distance | 12.947 km |
| Height difference | 0.677 km |
| Relative speed | 12.196 km/s |
| Angle between velocity vectors | 109° |
| Geographic position | 66.5°N, 178.1°W |
| Height | 738 km |
|