| Primary satellite | Secondary satellite |
| Name | Cosmos 1943 Rocket | NOAA 16 DEB |
| Spacetrack catalog number | 19120 | 41403 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Apr 11 14:38 | 2021 Apr 10 03:23 |
| Time of closest approach (UTC) | 2021 Mar 04 03:09:47.703 |
| Minimum distance | 8.056 km |
| Height difference | 5.001 km |
| Relative speed | 14.787 km/s |
| Angle between velocity vectors | 169° |
| Geographic position | 25.5°N, 139.6°E |
| Height | 837 km |
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