| Primary satellite | Secondary satellite |
| Name | Tiros 1 | CZ-4 DEB |
| Spacetrack catalog number | 29 | 26650 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2021 Jan 16 11:16 | 2021 Jan 16 12:00 |
| Time of closest approach (UTC) | 2020 Dec 07 08:09:30.478 |
| Minimum distance | 73.900 km |
| Height difference | -0.882 km |
| Relative speed | 8.240 km/s |
| Angle between velocity vectors | 66° |
| Geographic position | 36.3°S, 26.7°W |
| Height | 649 km |
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