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 Sep 12 17:57 | 2025 Sep 02 15:03:19 | 12.5575 | 0.00195 | 22.2044 | 294.2548 | 98.9233 | 1.00452 | – |
| 2025 Sep 11 17:57 | 2025 Sep 02 15:03:19 | 12.5575 | 0.00195 | 22.2044 | 294.2548 | 98.9233 | 1.00452 | – |
| 2025 Sep 10 17:56 | 2025 Sep 02 15:03:19 | 12.5575 | 0.00195 | 22.2044 | 294.2548 | 98.9233 | 1.00452 | – |
| 2025 Sep 08 17:57 | 2025 Sep 02 15:03:19 | 12.5575 | 0.00195 | 22.2044 | 294.2548 | 98.9233 | 1.00452 | – |
| 2025 Sep 07 17:56 | 2025 Sep 02 15:03:19 | 12.5575 | 0.00195 | 22.2044 | 294.2548 | 98.9233 | 1.00452 | – |
| 2025 Sep 06 20:41 | 2025 Sep 02 15:03:19 | 12.5575 | 0.00195 | 22.2044 | 294.2548 | 98.9233 | 1.00452 | – |
| 2025 Sep 03 17:57 | 2025 Sep 02 15:03:19 | 12.5575 | 0.00195 | 22.2044 | 294.2548 | 98.9233 | 1.00452 | – |
| 2025 Sep 02 17:56 | 2025 Aug 27 12:58:17 | 12.5647 | 0.00193 | 22.2074 | 293.9935 | 98.9233 | 1.00452 | – |
| 2025 Sep 01 17:56 | 2025 Aug 27 12:58:17 | 12.5647 | 0.00193 | 22.2074 | 293.9935 | 98.9233 | 1.00452 | – |
| 2025 Aug 31 17:56 | 2025 Aug 27 12:58:17 | 12.5647 | 0.00193 | 22.2074 | 293.9935 | 98.9233 | 1.00452 | – |
| 2025 Aug 30 17:56 | 2025 Aug 27 12:58:17 | 12.5647 | 0.00193 | 22.2074 | 293.9935 | 98.9233 | 1.00452 | – |
| 2025 Aug 29 17:56 | 2025 Aug 27 12:58:17 | 12.5647 | 0.00193 | 22.2074 | 293.9935 | 98.9233 | 1.00452 | – |
| 2025 Aug 28 17:57 | 2025 Aug 27 12:58:17 | 12.5647 | 0.00193 | 22.2074 | 293.9935 | 98.9233 | 1.00452 | – |
| 2025 Aug 27 17:56 | 2025 Aug 21 15:13:15 | 12.5716 | 0.00191 | 22.2103 | 293.9264 | 98.9233 | 1.00452 | – |
| 2025 Aug 26 17:56 | 2025 Aug 21 15:13:15 | 12.5716 | 0.00191 | 22.2103 | 293.9264 | 98.9233 | 1.00452 | – |
| 2025 Aug 25 17:56 | 2025 Aug 21 15:13:15 | 12.5716 | 0.00191 | 22.2103 | 293.9264 | 98.9233 | 1.00452 | – |
| 2025 Aug 24 17:56 | 2025 Aug 21 15:13:15 | 12.5716 | 0.00191 | 22.2103 | 293.9264 | 98.9233 | 1.00452 | – |
| 2025 Aug 23 17:56 | 2025 Aug 21 15:13:15 | 12.5716 | 0.00191 | 22.2103 | 293.9264 | 98.9233 | 1.00452 | – |
| 2025 Aug 22 17:56 | 2025 Aug 17 11:25:10 | 12.5764 | 0.00190 | 22.2124 | 294.0222 | 98.9233 | 1.00452 | – |
| 2025 Aug 20 17:56 | 2025 Aug 17 11:25:10 | 12.5764 | 0.00190 | 22.2124 | 294.0222 | 98.9233 | 1.00452 | – |
| 2025 Aug 19 17:56 | 2025 Aug 17 11:25:10 | 12.5764 | 0.00190 | 22.2124 | 294.0222 | 98.9233 | 1.00452 | – |
| 2025 Aug 18 17:56 | 2025 Aug 17 11:25:10 | 12.5764 | 0.00190 | 22.2124 | 294.0222 | 98.9233 | 1.00452 | – |