| Primary satellite | Secondary satellite |
| Name | Sich 1 | DIWATA 2B (PO-101) |
| Spacetrack catalog number | 23657 | 43678 |
| Radar cross section | large | medium |
| Epoch of two-line elements (UTC) | 2021 Apr 21 04:43 | 2021 Apr 21 10:31 |
| Time of closest approach (UTC) | 2021 Mar 08 06:48:18.511 |
| Minimum distance | 51.650 km |
| Height difference | 1.748 km |
| Relative speed | 13.683 km/s |
| Angle between velocity vectors | 130° |
| Geographic position | 81.3°S, 32.7°E |
| Height | 622 km |
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