| Primary satellite | Secondary satellite |
| Name | Cosmos 1937 Rocket | NOAA 16 DEB |
| Spacetrack catalog number | 19039 | 41150 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Apr 10 09:51 | 2021 Apr 10 01:42 |
| Time of closest approach (UTC) | 2021 Mar 05 12:08:25.937 |
| Minimum distance | 5.364 km |
| Height difference | -5.354 km |
| Relative speed | 14.550 km/s |
| Angle between velocity vectors | 154° |
| Geographic position | 69.7°S, 155.7°W |
| Height | 792 km |
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