| Primary satellite | Secondary satellite |
| Name | H-2A R/B | deb Kosmos-1275 |
| Spacetrack catalog number | 27601 | 13473 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Jan 15 19:49 | 2021 Jan 15 18:51 |
| Time of closest approach (UTC) | 2020 Dec 05 13:10:40.735 |
| Minimum distance | 24.089 km |
| Height difference | -0.305 km |
| Relative speed | 14.478 km/s |
| Angle between velocity vectors | 154° |
| Geographic position | 81.8°S, 174.2°W |
| Height | 853 km |
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