| Primary satellite | Secondary satellite |
| Name | DELTA 2 R/B (1) | DELTA 1 DEB |
| Spacetrack catalog number | 27665 | 37665 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2023 Dec 06 09:05 | 2023 Dec 01 02:32 |
| Time of closest approach (UTC) | 2023 Sep 27 07:42:43.515 |
| Minimum distance | 1453.263 km |
| Height difference | -8.439 km |
| Relative speed | 9.473 km/s |
| Angle between velocity vectors | 79° |
| Geographic position | 29.8°N, 125.9°W |
| Height | 789 km |
|