| Primary satellite | Secondary satellite |
| Name | Cosmos 1975 | STARLINK-1047 |
| Spacetrack catalog number | 19573 | 44752 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2021 Jan 23 10:26 | 2021 Jan 23 18:50 |
| Time of closest approach (UTC) | 2020 Dec 08 01:38:13.150 |
| Minimum distance | 2479.512 km |
| Height difference | -3.725 km |
| Relative speed | 5.312 km/s |
| Angle between velocity vectors | 41° |
| Geographic position | 40.3°S, 79.5°W |
| Height | 563 km |
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