| Primary satellite | Secondary satellite |
| Name | SR | LEMUR 2 TINYKEV |
| Spacetrack catalog number | 46 | 43883 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2021 Apr 12 12:57 | 2021 Apr 12 11:52 |
| Time of closest approach (UTC) | 2021 Mar 04 02:56:16.492 |
| Minimum distance | 202.970 km |
| Height difference | -0.642 km |
| Relative speed | 11.140 km/s |
| Angle between velocity vectors | 94° |
| Geographic position | 66.3°S, 141.8°E |
| Height | 609 km |
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