Orbital elements of IUS R/B(2)
| Launched | 1 August 1991 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 21641 |
| 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 Aug 20 17:56 | 2025 Aug 17 10:24:55 | 14.0877 | 0.00348 | 22.3623 | 338.7923 | 13.3508 | 1.00352 | – |
| 2025 Aug 19 17:56 | 2025 Aug 17 10:24:55 | 14.0877 | 0.00348 | 22.3623 | 338.7923 | 13.3508 | 1.00352 | – |
| 2025 Aug 18 17:56 | 2025 Aug 17 10:24:55 | 14.0877 | 0.00348 | 22.3623 | 338.7923 | 13.3508 | 1.00352 | – |
| 2025 Aug 16 17:56 | 2025 Aug 12 09:43:29 | 14.0931 | 0.00348 | 22.3651 | 338.7232 | 13.3508 | 1.00352 | – |
| 2025 Aug 15 17:57 | 2025 Aug 12 09:43:29 | 14.0931 | 0.00348 | 22.3651 | 338.7232 | 13.3508 | 1.00352 | – |
| 2025 Aug 14 17:56 | 2025 Aug 12 09:43:29 | 14.0931 | 0.00348 | 22.3651 | 338.7232 | 13.3508 | 1.00352 | – |
| 2025 Aug 13 17:58 | 2025 Aug 12 09:43:29 | 14.0931 | 0.00348 | 22.3651 | 338.7232 | 13.3508 | 1.00352 | – |
| 2025 Aug 12 17:56 | 2025 Aug 12 09:43:29 | 14.0931 | 0.00348 | 22.3651 | 338.7232 | 13.3508 | 1.00352 | – |
| 2025 Aug 11 17:56 | 2025 Aug 06 12:18:09 | 14.0994 | 0.00348 | 22.3684 | 338.5704 | 13.3508 | 1.00352 | – |
| 2025 Aug 10 17:57 | 2025 Aug 06 12:18:09 | 14.0994 | 0.00348 | 22.3684 | 338.5704 | 13.3508 | 1.00352 | – |
| 2025 Aug 09 17:56 | 2025 Aug 06 12:18:09 | 14.0994 | 0.00348 | 22.3684 | 338.5704 | 13.3508 | 1.00352 | – |
| 2025 Aug 08 17:56 | 2025 Aug 06 12:18:09 | 14.0994 | 0.00348 | 22.3684 | 338.5704 | 13.3508 | 1.00352 | – |
| 2025 Aug 07 17:56 | 2025 Aug 06 12:18:09 | 14.0994 | 0.00348 | 22.3684 | 338.5704 | 13.3508 | 1.00352 | – |
| 2025 Aug 05 17:56 | 2025 Jul 30 12:24:44 | 14.1070 | 0.00347 | 22.3723 | 338.5011 | 13.3508 | 1.00352 | – |
| 2025 Aug 04 17:56 | 2025 Jul 30 12:24:44 | 14.1070 | 0.00347 | 22.3723 | 338.5011 | 13.3508 | 1.00352 | – |
| 2025 Aug 03 17:56 | 2025 Jul 30 12:24:44 | 14.1070 | 0.00347 | 22.3723 | 338.5011 | 13.3508 | 1.00352 | – |
| 2025 Aug 02 17:56 | 2025 Jul 30 12:24:44 | 14.1070 | 0.00347 | 22.3723 | 338.5011 | 13.3508 | 1.00352 | – |
| 2025 Aug 01 17:56 | 2025 Jul 30 12:24:44 | 14.1070 | 0.00347 | 22.3723 | 338.5011 | 13.3508 | 1.00352 | – |
| 2025 Jul 31 17:56 | 2025 Jul 26 12:46:40 | 14.1113 | 0.00347 | 22.3745 | 338.5782 | 13.3508 | 1.00352 | – |
| 2025 Jul 29 17:56 | 2025 Jul 26 12:46:40 | 14.1113 | 0.00347 | 22.3745 | 338.5782 | 13.3508 | 1.00352 | – |
| 2025 Jul 28 17:58 | 2025 Jul 26 12:46:40 | 14.1113 | 0.00347 | 22.3745 | 338.5782 | 13.3508 | 1.00352 | – |
| 2025 Jul 26 17:56 | 2025 Jul 26 12:46:40 | 14.1113 | 0.00347 | 22.3745 | 338.5782 | 13.3508 | 1.00352 | – |
| 2025 Jul 25 17:56 | 2025 Jul 20 12:33:37 | 14.1178 | 0.00347 | 22.3780 | 338.6602 | 13.3508 | 1.00352 | – |