| Primary satellite | Secondary satellite |
| Name | Cosmos 1025 Rocket | DIWATA 2B (PO-101) |
| Spacetrack catalog number | 10974 | 43678 |
| Radar cross section | large | medium |
| Epoch of two-line elements (UTC) | 2021 Jan 17 17:18 | 2021 Jan 17 19:07 |
| Time of closest approach (UTC) | 2020 Dec 05 09:51:12.040 |
| Minimum distance | 35.771 km |
| Height difference | -1.606 km |
| Relative speed | 6.664 km/s |
| Angle between velocity vectors | 52° |
| Geographic position | 72.5°N, 148.9°W |
| Height | 609 km |
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