| Primary satellite | Secondary satellite |
| Name | H-2A R/B | DMSP BIV-2 Rocket |
| Spacetrack catalog number | 27601 | 2741 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2021 Jan 15 02:31 | 2021 Jan 14 15:50 |
| Time of closest approach (UTC) | 2020 Dec 04 17:11:51.465 |
| Minimum distance | 13.740 km |
| Height difference | -5.097 km |
| Relative speed | 14.178 km/s |
| Angle between velocity vectors | 147° |
| Geographic position | 59.0°S, 48.5°E |
| Height | 859 km |
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