| Primary satellite | Secondary satellite |
| Name | IRS-1C Rocket | SL-14 DEB |
| Spacetrack catalog number | 23753 | 39973 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Apr 11 14:30 | 2021 Apr 11 11:47 |
| Time of closest approach (UTC) | 2021 Mar 04 17:02:03.476 |
| Minimum distance | 21.540 km |
| Height difference | -2.164 km |
| Relative speed | 5.588 km/s |
| Angle between velocity vectors | 44° |
| Geographic position | 68.5°S, 171.6°W |
| Height | 826 km |
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