| Primary satellite | Secondary satellite |
| Name | H-2A R/B | Cosmos 676 Rocket |
| Spacetrack catalog number | 27601 | 7434 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2021 Apr 13 05:29 | 2021 Apr 13 04:51 |
| Time of closest approach (UTC) | 2021 Mar 02 01:20:57.508 |
| Minimum distance | 5.873 km |
| Height difference | 3.608 km |
| Relative speed | 14.643 km/s |
| Angle between velocity vectors | 157° |
| Geographic position | 66.7°S, 71.6°W |
| Height | 786 km |
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