Orbital elements of IUS R/B(2)
| Launched | 28 September 1988 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 19550 |
| 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 |
| 2025 Oct 12 17:56 | 2025 Oct 06 09:18:12 | 12.5182 | 0.00200 | 22.1879 | 295.4668 | 66.8662 | 1.00456 | – |
| 2025 Oct 11 17:57 | 2025 Oct 06 09:18:12 | 12.5182 | 0.00200 | 22.1879 | 295.4668 | 66.8662 | 1.00456 | – |
| 2025 Oct 09 17:56 | 2025 Oct 06 09:18:12 | 12.5182 | 0.00200 | 22.1879 | 295.4668 | 66.8662 | 1.00456 | – |
| 2025 Oct 08 17:56 | 2025 Oct 06 09:18:12 | 12.5182 | 0.00200 | 22.1879 | 295.4668 | 66.8662 | 1.00456 | – |
| 2025 Oct 07 17:56 | 2025 Oct 06 09:18:12 | 12.5182 | 0.00200 | 22.1879 | 295.4668 | 66.8662 | 1.00456 | – |
| 2025 Oct 05 17:56 | 2025 Sep 24 11:14:27 | 12.5322 | 0.00198 | 22.1937 | 294.7100 | 66.8662 | 1.00456 | – |
| 2025 Oct 04 17:57 | 2025 Sep 24 11:14:27 | 12.5322 | 0.00198 | 22.1937 | 294.7100 | 66.8662 | 1.00456 | – |
| 2025 Oct 03 17:57 | 2025 Sep 24 11:14:27 | 12.5322 | 0.00198 | 22.1937 | 294.7100 | 66.8662 | 1.00456 | – |
| 2025 Oct 02 17:56 | 2025 Sep 24 11:14:27 | 12.5322 | 0.00198 | 22.1937 | 294.7100 | 66.8662 | 1.00456 | – |
| 2025 Sep 30 17:56 | 2025 Sep 24 11:14:27 | 12.5322 | 0.00198 | 22.1937 | 294.7100 | 66.8662 | 1.00456 | – |
| 2025 Sep 29 17:56 | 2025 Sep 24 11:14:27 | 12.5322 | 0.00198 | 22.1937 | 294.7100 | 66.8662 | 1.00456 | – |
| 2025 Sep 28 17:56 | 2025 Sep 24 11:14:27 | 12.5322 | 0.00198 | 22.1937 | 294.7100 | 66.8662 | 1.00456 | – |
| 2025 Sep 27 17:56 | 2025 Sep 24 11:14:27 | 12.5322 | 0.00198 | 22.1937 | 294.7100 | 66.8662 | 1.00456 | – |
| 2025 Sep 26 17:56 | 2025 Sep 24 11:14:27 | 12.5322 | 0.00198 | 22.1937 | 294.7100 | 66.8662 | 1.00456 | – |
| 2025 Sep 25 17:56 | 2025 Sep 19 10:41:38 | 12.5382 | 0.00197 | 22.1961 | 294.5245 | 66.8662 | 1.00456 | – |
| 2025 Sep 24 17:56 | 2025 Sep 19 10:41:38 | 12.5382 | 0.00197 | 22.1961 | 294.5245 | 66.8662 | 1.00456 | – |
| 2025 Sep 20 17:56 | 2025 Sep 19 10:41:38 | 12.5382 | 0.00197 | 22.1961 | 294.5245 | 66.8662 | 1.00456 | – |
| 2025 Sep 19 17:56 | 2025 Sep 14 11:24:58 | 12.5439 | 0.00195 | 22.1985 | 294.5432 | 66.8662 | 1.00456 | – |
| 2025 Sep 18 17:56 | 2025 Sep 14 11:24:58 | 12.5439 | 0.00195 | 22.1985 | 294.5432 | 66.8662 | 1.00456 | – |