| Primary satellite | Secondary satellite |
| Name | Cosmos 1400 Rocket | STARLINK-1179 |
| Spacetrack catalog number | 13403 | 45085 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2021 Mar 05 21:37 | 2021 Mar 05 19:12 |
| Time of closest approach (UTC) | 2021 Jan 17 22:18:17.874 |
| Minimum distance | 3105.359 km |
| Height difference | -11.732 km |
| Relative speed | 14.372 km/s |
| Angle between velocity vectors | 143° |
| Geographic position | 29.8°N, 70.1°W |
| Height | 562 km |
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