Orbital elements of IUS R/B(1)
| Launched | 8 April 1999 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 25671 |
| 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 03 17:57 | 2025 Sep 02 23:06:49 | 28.2679 | 0.72288 | 6.8861 | 117.1898 | 331.4095 | 2.29035 | – |
| 2025 Sep 02 17:56 | 2025 Aug 27 20:28:51 | 28.2513 | 0.72277 | 7.0350 | 113.5952 | 331.4095 | 2.29035 | – |
| 2025 Sep 01 17:56 | 2025 Aug 27 20:28:51 | 28.2513 | 0.72277 | 7.0350 | 113.5952 | 331.4095 | 2.29035 | – |
| 2025 Aug 31 17:56 | 2025 Aug 27 20:28:51 | 28.2513 | 0.72277 | 7.0350 | 113.5952 | 331.4095 | 2.29035 | – |
| 2025 Aug 30 17:56 | 2025 Aug 27 20:28:51 | 28.2513 | 0.72277 | 7.0350 | 113.5952 | 331.4095 | 2.29035 | – |
| 2025 Aug 29 17:56 | 2025 Aug 27 20:28:51 | 28.2513 | 0.72277 | 7.0350 | 113.5952 | 331.4095 | 2.29035 | – |
| 2025 Aug 28 17:57 | 2025 Aug 27 20:28:51 | 28.2513 | 0.72277 | 7.0350 | 113.5952 | 331.4095 | 2.29035 | – |
| 2025 Aug 27 17:56 | 2025 Aug 20 20:52:55 | 28.2331 | 0.72260 | 7.2050 | 109.4931 | 331.4095 | 2.29035 | – |
| 2025 Aug 26 17:56 | 2025 Aug 20 20:52:55 | 28.2331 | 0.72260 | 7.2050 | 109.4931 | 331.4095 | 2.29035 | – |
| 2025 Aug 25 17:56 | 2025 Aug 20 20:52:55 | 28.2331 | 0.72260 | 7.2050 | 109.4931 | 331.4095 | 2.29035 | – |
| 2025 Aug 24 17:56 | 2025 Aug 20 20:52:55 | 28.2331 | 0.72260 | 7.2050 | 109.4931 | 331.4095 | 2.29035 | – |
| 2025 Aug 23 17:56 | 2025 Aug 20 20:52:55 | 28.2331 | 0.72260 | 7.2050 | 109.4931 | 331.4095 | 2.29035 | – |
| 2025 Aug 22 17:56 | 2025 Aug 17 09:04:45 | 28.2246 | 0.72251 | 7.2903 | 107.4393 | 331.4095 | 2.29035 | – |
| 2025 Aug 20 17:56 | 2025 Aug 17 09:04:45 | 28.2246 | 0.72251 | 7.2903 | 107.4393 | 331.4095 | 2.29035 | – |
| 2025 Aug 19 17:56 | 2025 Aug 17 09:04:45 | 28.2246 | 0.72251 | 7.2903 | 107.4393 | 331.4095 | 2.29035 | – |
| 2025 Aug 18 17:56 | 2025 Aug 17 09:04:45 | 28.2246 | 0.72251 | 7.2903 | 107.4393 | 331.4095 | 2.29035 | – |
| 2025 Aug 16 17:56 | 2025 Aug 11 16:53:31 | 28.2115 | 0.72234 | 7.4293 | 104.0980 | 331.4095 | 2.29035 | – |
| 2025 Aug 15 17:57 | 2025 Aug 11 16:53:31 | 28.2115 | 0.72234 | 7.4293 | 104.0980 | 331.4095 | 2.29035 | – |
| 2025 Aug 14 17:56 | 2025 Aug 11 16:53:31 | 28.2115 | 0.72234 | 7.4293 | 104.0980 | 331.4095 | 2.29035 | – |
| 2025 Aug 13 17:58 | 2025 Aug 11 16:53:31 | 28.2115 | 0.72234 | 7.4293 | 104.0980 | 331.4095 | 2.29035 | – |
| 2025 Aug 12 17:56 | 2025 Aug 11 16:53:31 | 28.2115 | 0.72234 | 7.4293 | 104.0980 | 331.4095 | 2.29035 | – |
| 2025 Aug 11 17:56 | 2025 Aug 06 21:39:02 | 28.2032 | 0.72220 | 7.5465 | 101.2781 | 331.4095 | 2.29035 | – |
| 2025 Aug 10 17:57 | 2025 Aug 06 21:39:02 | 28.2032 | 0.72220 | 7.5465 | 101.2781 | 331.4095 | 2.29035 | – |
| 2025 Aug 09 17:56 | 2025 Aug 06 21:39:02 | 28.2032 | 0.72220 | 7.5465 | 101.2781 | 331.4095 | 2.29035 | – |
| 2025 Aug 08 17:56 | 2025 Aug 06 21:39:02 | 28.2032 | 0.72220 | 7.5465 | 101.2781 | 331.4095 | 2.29035 | – |