Orbital elements of IUS R/B(1)
| Launched | 3 May 1989 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 19970 |
| 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 04:18:27 | 27.9713 | 0.58993 | 19.3521 | 89.1065 | 333.8802 | 4.17298 | 4.243 |
| 2026 Mar 05 18:56 | 2026 Mar 04 04:18:27 | 27.9713 | 0.58993 | 19.3521 | 89.1065 | 333.8802 | 4.17298 | 4.243 |
| 2026 Mar 04 18:57 | 2026 Mar 04 04:18:27 | 27.9713 | 0.58993 | 19.3521 | 89.1065 | 333.8802 | 4.17298 | 4.243 |
| 2026 Mar 03 18:56 | 2026 Feb 25 22:49:07 | 27.9728 | 0.58997 | 19.6759 | 81.1420 | 333.8802 | 4.17298 | 4.243 |
| 2026 Mar 02 18:57 | 2026 Feb 25 22:49:07 | 27.9728 | 0.58997 | 19.6759 | 81.1420 | 333.8802 | 4.17298 | 4.243 |
| 2026 Mar 01 18:57 | 2026 Feb 25 22:49:07 | 27.9728 | 0.58997 | 19.6759 | 81.1420 | 333.8802 | 4.17298 | 4.243 |
| 2026 Feb 28 18:56 | 2026 Feb 25 22:49:07 | 27.9728 | 0.58997 | 19.6759 | 81.1420 | 333.8802 | 4.17298 | 4.243 |
| 2026 Feb 27 19:05 | 2026 Feb 25 22:49:07 | 27.9728 | 0.58997 | 19.6759 | 81.1420 | 333.8802 | 4.17298 | 4.243 |
| 2026 Feb 26 20:45 | 2026 Feb 25 22:49:07 | 27.9728 | 0.58997 | 19.6759 | 81.1420 | 333.8802 | 4.17298 | 4.243 |