| Primary satellite | Secondary satellite |
| Name | Envisat | Sep Motor Cover |
| Spacetrack catalog number | 27386 | 22578 |
| Radar cross section | large | medium |
| Epoch of two-line elements (UTC) | 2023 Jan 28 12:48 | 2023 Jan 28 11:15 |
| Time of closest approach (UTC) | 2022 Dec 07 23:41:58.634 |
| Minimum distance | 14.993 km |
| Height difference | -5.199 km |
| Relative speed | 14.822 km/s |
| Angle between velocity vectors | 166° |
| Geographic position | 38.4°N, 69.4°E |
| Height | 770 km |
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