Orbital elements of IUS R/B(1)
| Launched | 23 November 1991 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 21806 |
| 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 Feb 05 18:58 | 2026 Feb 02 02:52:50 | 26.6223 | 0.71605 | 17.2499 | 213.2154 | 68.2811 | 2.38839 | – |
| 2026 Feb 04 18:57 | 2026 Feb 02 02:52:50 | 26.6223 | 0.71605 | 17.2499 | 213.2154 | 68.2811 | 2.38839 | – |
| 2026 Feb 03 18:56 | 2026 Feb 02 02:52:50 | 26.6223 | 0.71605 | 17.2499 | 213.2154 | 68.2811 | 2.38839 | – |
| 2026 Feb 02 18:56 | 2026 Feb 02 02:52:50 | 26.6223 | 0.71605 | 17.2499 | 213.2154 | 68.2811 | 2.38839 | – |
| 2026 Feb 01 18:56 | 2026 Jan 26 00:20:48 | 26.6577 | 0.71596 | 17.4354 | 208.5869 | 68.2811 | 2.38839 | – |
| 2026 Jan 31 18:56 | 2026 Jan 26 00:20:48 | 26.6577 | 0.71596 | 17.4354 | 208.5869 | 68.2811 | 2.38839 | – |
| 2026 Jan 30 18:57 | 2026 Jan 26 00:20:48 | 26.6577 | 0.71596 | 17.4354 | 208.5869 | 68.2811 | 2.38839 | – |
| 2026 Jan 29 18:56 | 2026 Jan 26 00:20:48 | 26.6577 | 0.71596 | 17.4354 | 208.5869 | 68.2811 | 2.38839 | – |
| 2026 Jan 28 18:56 | 2026 Jan 26 00:20:48 | 26.6577 | 0.71596 | 17.4354 | 208.5869 | 68.2811 | 2.38839 | – |
| 2026 Jan 27 18:56 | 2026 Jan 19 17:54:05 | 26.6808 | 0.71590 | 17.5985 | 204.5275 | 68.2811 | 2.38839 | – |
| 2026 Jan 26 18:57 | 2026 Jan 19 17:54:05 | 26.6808 | 0.71590 | 17.5985 | 204.5275 | 68.2811 | 2.38839 | – |
| 2026 Jan 25 18:57 | 2026 Jan 19 17:54:05 | 26.6808 | 0.71590 | 17.5985 | 204.5275 | 68.2811 | 2.38839 | – |
| 2026 Jan 24 18:58 | 2026 Jan 19 17:54:05 | 26.6808 | 0.71590 | 17.5985 | 204.5275 | 68.2811 | 2.38839 | – |
| 2026 Jan 22 18:56 | 2026 Jan 19 17:54:05 | 26.6808 | 0.71590 | 17.5985 | 204.5275 | 68.2811 | 2.38839 | – |