| Primary satellite | Secondary satellite |
| Name | ALOS | SL-24 R/B - RUBIN 2 |
| Spacetrack catalog number | 28931 | 27610 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2021 Jan 25 15:57 | 2021 Jan 25 08:32 |
| Time of closest approach (UTC) | 2020 Dec 07 08:18:35.598 |
| Minimum distance | 10.479 km |
| Height difference | 4.299 km |
| Relative speed | 14.901 km/s |
| Angle between velocity vectors | 162° |
| Geographic position | 1.7°N, 118.3°E |
| Height | 688 km |
|