| Primary satellite | Secondary satellite |
| Name | Hubble Space Telescope | NAPA-2 |
| Spacetrack catalog number | 20580 | 48963 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2023 Feb 01 13:21 | 2023 Feb 01 20:19 |
| Time of closest approach (UTC) | 2022 Dec 02 02:55:00.530 |
| Minimum distance | 350.164 km |
| Height difference | -2.183 km |
| Relative speed | 9.125 km/s |
| Angle between velocity vectors | 74° |
| Geographic position | 15.0°S, 6.9°W |
| Height | 533 km |
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