| Primary satellite | Secondary satellite |
| Name | STRAND 1 | DMSP 5D-2 F13 DEB |
| Spacetrack catalog number | 39090 | 40466 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2021 Mar 01 09:54 | 2021 Mar 01 14:20 |
| Time of closest approach (UTC) | 2021 Jan 23 07:28:07.936 |
| Minimum distance | 10.216 km |
| Height difference | -0.628 km |
| Relative speed | 14.256 km/s |
| Angle between velocity vectors | 146° |
| Geographic position | 59.6°S, 8.5°E |
| Height | 794 km |
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