Orbital elements of IUS R/B(1)
| Launched | 5 October 1990 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 20843 |
| Date fetched |
Epoch osculation |
Inc. [°] |
Ecc. | RA asc node [hr] |
Arg Peri. [°] |
Mean anom [°] |
Mean motion [rev/day] |
Abs. mag |
| Date fetched |
Epoch osculation |
Inc. [°] |
Ecc. | RA asc node [hr] |
Arg Peri. [°] |
Mean anom [°] |
Mean motion [rev/day] |
Abs. mag |
| 2026 Mar 06 18:56 | 2026 Mar 04 13:46:44 | 28.1368 | 0.66787 | 7.4519 | 81.0268 | 343.7678 | 3.03494 | 4.743 |
| 2026 Mar 05 18:56 | 2026 Mar 04 13:46:44 | 28.1368 | 0.66787 | 7.4519 | 81.0268 | 343.7678 | 3.03494 | 4.743 |
| 2026 Mar 04 18:57 | 2026 Mar 04 13:46:44 | 28.1368 | 0.66787 | 7.4519 | 81.0268 | 343.7678 | 3.03494 | 4.743 |
| 2026 Mar 03 18:56 | 2026 Feb 26 07:33:34 | 28.1333 | 0.66774 | 7.6681 | 75.7203 | 343.7678 | 3.03494 | 4.743 |
| 2026 Mar 02 18:57 | 2026 Feb 26 07:33:34 | 28.1333 | 0.66774 | 7.6681 | 75.7203 | 343.7678 | 3.03494 | 4.743 |
| 2026 Mar 01 18:57 | 2026 Feb 26 07:33:34 | 28.1333 | 0.66774 | 7.6681 | 75.7203 | 343.7678 | 3.03494 | 4.743 |
| 2026 Feb 28 18:56 | 2026 Feb 26 07:33:34 | 28.1333 | 0.66774 | 7.6681 | 75.7203 | 343.7678 | 3.03494 | 4.743 |
| 2026 Feb 27 19:05 | 2026 Feb 26 07:33:34 | 28.1333 | 0.66774 | 7.6681 | 75.7203 | 343.7678 | 3.03494 | 4.743 |
| 2026 Feb 26 20:45 | 2026 Feb 26 07:33:34 | 28.1333 | 0.66774 | 7.6681 | 75.7203 | 343.7678 | 3.03494 | 4.743 |