| Primary satellite | Secondary satellite |
| Name | Cosmos 1844 Rocket | NOAA 16 DEB |
| Spacetrack catalog number | 17974 | 41712 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Jan 25 21:46 | 2021 Jan 24 22:49 |
| Time of closest approach (UTC) | 2020 Dec 01 20:56:06.386 |
| Minimum distance | 194.293 km |
| Height difference | 7.553 km |
| Relative speed | 9.155 km/s |
| Angle between velocity vectors | 76° |
| Geographic position | 65.7°N, 127.3°W |
| Height | 856 km |
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