| Primary satellite | Secondary satellite |
| Name | EO-88 | COSMOS 1408 DEB |
| Spacetrack catalog number | 42017 | 49886 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2023 Jun 01 03:49 | 2023 Jun 02 01:28 |
| Time of closest approach (UTC) | 2023 Apr 03 22:42:51.008 |
| Minimum distance | 144.610 km |
| Height difference | 124.791 km |
| Relative speed | 15.196 km/s |
| Angle between velocity vectors | 179° |
| Geographic position | 49.8°S, 0.7°W |
| Height | 424 km |
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