| Primary satellite | Secondary satellite |
| Name | DUCHIFAT 1 | LEMUR 2 PETERG |
| Spacetrack catalog number | 40021 | 42841 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2021 Mar 08 19:43 | 2021 Mar 08 21:54 |
| Time of closest approach (UTC) | 2021 Jan 21 18:33:50.037 |
| Minimum distance | 119.613 km |
| Height difference | -4.688 km |
| Relative speed | 7.376 km/s |
| Angle between velocity vectors | 58° |
| Geographic position | 80.9°S, 18.8°W |
| Height | 613 km |
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