Orbital elements of IUS R/B(1)
| Launched | 5 October 1990 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 20843 |
| 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 |
| 2026 May 05 17:57 | 2026 May 04 03:12:00 | 28.2345 | 0.66845 | 5.3488 | 132.3425 | 307.8833 | 3.03863 | 4.743 |
| 2026 May 04 17:57 | 2026 Apr 30 04:30:41 | 28.2268 | 0.66847 | 5.4861 | 129.0029 | 307.8833 | 3.03863 | 4.743 |
| 2026 May 03 17:57 | 2026 Apr 30 04:30:41 | 28.2268 | 0.66847 | 5.4861 | 129.0029 | 307.8833 | 3.03863 | 4.743 |
| 2026 May 02 17:57 | 2026 Apr 30 04:30:41 | 28.2268 | 0.66847 | 5.4861 | 129.0029 | 307.8833 | 3.03863 | 4.743 |
| 2026 May 01 17:56 | 2026 Apr 30 04:30:41 | 28.2268 | 0.66847 | 5.4861 | 129.0029 | 307.8833 | 3.03863 | 4.743 |
| 2026 Apr 30 17:56 | 2026 Apr 30 04:30:41 | 28.2268 | 0.66847 | 5.4861 | 129.0029 | 307.8833 | 3.03863 | 4.743 |
| 2026 Apr 29 17:57 | 2026 Apr 24 06:26:24 | 28.2109 | 0.66848 | 5.6921 | 123.9836 | 307.8833 | 3.03863 | 4.743 |
| 2026 Apr 28 17:56 | 2026 Apr 24 06:26:24 | 28.2109 | 0.66848 | 5.6921 | 123.9836 | 307.8833 | 3.03863 | 4.743 |
| 2026 Apr 27 17:58 | 2026 Apr 24 06:26:24 | 28.2109 | 0.66848 | 5.6921 | 123.9836 | 307.8833 | 3.03863 | 4.743 |
| 2026 Apr 26 17:58 | 2026 Apr 24 06:26:24 | 28.2109 | 0.66848 | 5.6921 | 123.9836 | 307.8833 | 3.03863 | 4.743 |
| 2026 Apr 25 17:58 | 2026 Apr 24 06:26:24 | 28.2109 | 0.66848 | 5.6921 | 123.9836 | 307.8833 | 3.03863 | 4.743 |
| 2026 Apr 24 17:59 | 2026 Apr 24 06:26:24 | 28.2109 | 0.66848 | 5.6921 | 123.9836 | 307.8833 | 3.03863 | 4.743 |
| 2026 Apr 23 17:57 | 2026 Apr 19 08:01:09 | 28.1978 | 0.66848 | 5.8636 | 119.8011 | 307.8833 | 3.03863 | 4.743 |
| 2026 Apr 22 17:57 | 2026 Apr 19 08:01:09 | 28.1978 | 0.66848 | 5.8636 | 119.8011 | 307.8833 | 3.03863 | 4.743 |
| 2026 Apr 21 17:57 | 2026 Apr 19 08:01:09 | 28.1978 | 0.66848 | 5.8636 | 119.8011 | 307.8833 | 3.03863 | 4.743 |
| 2026 Apr 20 17:57 | 2026 Apr 19 08:01:09 | 28.1978 | 0.66848 | 5.8636 | 119.8011 | 307.8833 | 3.03863 | 4.743 |
| 2026 Apr 19 17:58 | 2026 Apr 19 08:01:09 | 28.1978 | 0.66848 | 5.8636 | 119.8011 | 307.8833 | 3.03863 | 4.743 |
| 2026 Apr 18 17:56 | 2026 Apr 13 01:59:19 | 28.1830 | 0.66845 | 6.0814 | 114.4890 | 307.8833 | 3.03863 | 4.743 |
| 2026 Apr 16 17:57 | 2026 Apr 13 01:59:19 | 28.1830 | 0.66845 | 6.0814 | 114.4890 | 307.8833 | 3.03863 | 4.743 |
| 2026 Apr 14 17:57 | 2026 Apr 13 01:59:19 | 28.1830 | 0.66845 | 6.0814 | 114.4890 | 307.8833 | 3.03863 | 4.743 |
| 2026 Apr 13 17:57 | 2026 Apr 13 01:59:19 | 28.1830 | 0.66845 | 6.0814 | 114.4890 | 307.8833 | 3.03863 | 4.743 |
| 2026 Apr 12 17:57 | 2026 Apr 08 03:31:30 | 28.1772 | 0.66841 | 6.2528 | 110.3005 | 307.8833 | 3.03863 | 4.743 |
| 2026 Apr 11 17:57 | 2026 Apr 08 03:31:30 | 28.1772 | 0.66841 | 6.2528 | 110.3005 | 307.8833 | 3.03863 | 4.743 |
| 2026 Apr 10 17:58 | 2026 Apr 08 03:31:30 | 28.1772 | 0.66841 | 6.2528 | 110.3005 | 307.8833 | 3.03863 | 4.743 |
| 2026 Apr 09 18:01 | 2026 Apr 08 03:31:30 | 28.1772 | 0.66841 | 6.2528 | 110.3005 | 307.8833 | 3.03863 | 4.743 |
| 2026 Apr 08 17:57 | 2026 Apr 08 03:31:30 | 28.1772 | 0.66841 | 6.2528 | 110.3005 | 307.8833 | 3.03863 | 4.743 |