| Primary satellite | Secondary satellite |
| Name | NEE 01 PEGASUS | Okean 1-7 |
| Spacetrack catalog number | 39151 | 23317 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2021 Feb 26 00:44 | 2021 Feb 25 21:03 |
| Time of closest approach (UTC) | 2021 Jan 30 12:58:26.844 |
| Minimum distance | 6.928 km |
| Height difference | -5.160 km |
| Relative speed | 15.099 km/s |
| Angle between velocity vectors | 179° |
| Geographic position | 39.9°N, 162.6°E |
| Height | 626 km |
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