| Primary satellite | Secondary satellite |
| Name | Meteor 1-31 Rocket | STARLINK-1273 |
| Spacetrack catalog number | 12586 | 45367 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2021 Jan 15 21:32 | 2021 Jan 16 07:40 |
| Time of closest approach (UTC) | 2020 Dec 05 04:05:39.472 |
| Minimum distance | 1605.314 km |
| Height difference | 3.807 km |
| Relative speed | 14.754 km/s |
| Angle between velocity vectors | 153° |
| Geographic position | 17.3°S, 171.1°W |
| Height | 554 km |
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