Orbital elements of IUS R/B(2)
| Launched | 12 March 1989 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 19913 |
| 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 15 17:56 | 2025 Sep 15 05:28:32 | 9.1532 | 0.00252 | 21.4571 | 188.5316 | 158.9540 | 1.00618 | – |
| 2025 Sep 12 17:57 | 2025 Sep 02 11:29:46 | 9.1731 | 0.00252 | 21.4615 | 188.1806 | 158.9540 | 1.00618 | – |
| 2025 Sep 11 17:57 | 2025 Sep 02 11:29:46 | 9.1731 | 0.00252 | 21.4615 | 188.1806 | 158.9540 | 1.00618 | – |
| 2025 Sep 10 17:56 | 2025 Sep 02 11:29:46 | 9.1731 | 0.00252 | 21.4615 | 188.1806 | 158.9540 | 1.00618 | – |
| 2025 Sep 08 17:57 | 2025 Sep 02 11:29:46 | 9.1731 | 0.00252 | 21.4615 | 188.1806 | 158.9540 | 1.00618 | – |
| 2025 Sep 07 17:56 | 2025 Sep 02 11:29:46 | 9.1731 | 0.00252 | 21.4615 | 188.1806 | 158.9540 | 1.00618 | – |
| 2025 Sep 06 20:41 | 2025 Sep 02 11:29:46 | 9.1731 | 0.00252 | 21.4615 | 188.1806 | 158.9540 | 1.00618 | – |
| 2025 Sep 03 17:57 | 2025 Sep 02 11:29:46 | 9.1731 | 0.00252 | 21.4615 | 188.1806 | 158.9540 | 1.00618 | – |
| 2025 Sep 02 17:56 | 2025 Aug 27 09:39:59 | 9.1828 | 0.00253 | 21.4636 | 187.7723 | 158.9540 | 1.00618 | – |
| 2025 Sep 01 17:56 | 2025 Aug 27 09:39:59 | 9.1828 | 0.00253 | 21.4636 | 187.7723 | 158.9540 | 1.00618 | – |
| 2025 Aug 31 17:56 | 2025 Aug 27 09:39:59 | 9.1828 | 0.00253 | 21.4636 | 187.7723 | 158.9540 | 1.00618 | – |
| 2025 Aug 30 17:56 | 2025 Aug 27 09:39:59 | 9.1828 | 0.00253 | 21.4636 | 187.7723 | 158.9540 | 1.00618 | – |
| 2025 Aug 29 17:56 | 2025 Aug 27 09:39:59 | 9.1828 | 0.00253 | 21.4636 | 187.7723 | 158.9540 | 1.00618 | – |
| 2025 Aug 28 17:57 | 2025 Aug 27 09:39:59 | 9.1828 | 0.00253 | 21.4636 | 187.7723 | 158.9540 | 1.00618 | – |
| 2025 Aug 27 17:56 | 2025 Aug 22 11:53:06 | 9.1906 | 0.00253 | 21.4652 | 187.3146 | 158.9540 | 1.00618 | – |
| 2025 Aug 26 17:56 | 2025 Aug 22 11:53:06 | 9.1906 | 0.00253 | 21.4652 | 187.3146 | 158.9540 | 1.00618 | – |
| 2025 Aug 25 17:56 | 2025 Aug 22 11:53:06 | 9.1906 | 0.00253 | 21.4652 | 187.3146 | 158.9540 | 1.00618 | – |
| 2025 Aug 24 17:56 | 2025 Aug 22 11:53:06 | 9.1906 | 0.00253 | 21.4652 | 187.3146 | 158.9540 | 1.00618 | – |
| 2025 Aug 23 17:56 | 2025 Aug 22 11:53:06 | 9.1906 | 0.00253 | 21.4652 | 187.3146 | 158.9540 | 1.00618 | – |
| 2025 Aug 22 17:56 | 2025 Aug 17 12:05:21 | 9.1983 | 0.00253 | 21.4671 | 187.0871 | 158.9540 | 1.00618 | – |
| 2025 Aug 20 17:56 | 2025 Aug 17 12:05:21 | 9.1983 | 0.00253 | 21.4671 | 187.0871 | 158.9540 | 1.00618 | – |
| 2025 Aug 19 17:56 | 2025 Aug 17 12:05:21 | 9.1983 | 0.00253 | 21.4671 | 187.0871 | 158.9540 | 1.00618 | – |