Orbital elements of IUS R/B(1)
| Launched | 1 August 1991 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 21640 |
| 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 Jul 20 17:57 | 2026 Jul 15 14:00:15 | 26.7598 | 0.66394 | 1.2089 | 249.1492 | 31.4687 | 3.12704 | 5.243 |
| 2026 Jul 19 19:06 | 2026 Jul 15 14:00:15 | 26.7598 | 0.66394 | 1.2089 | 249.1492 | 31.4687 | 3.12704 | 5.243 |
| 2026 Jul 19 17:57 | 2026 Jul 15 14:00:15 | 26.7598 | 0.66394 | 1.2089 | 249.1492 | 31.4687 | 3.12704 | 5.243 |
| 2026 Jul 18 17:57 | 2026 Jul 15 14:00:15 | 26.7598 | 0.66394 | 1.2089 | 249.1492 | 31.4687 | 3.12704 | 5.243 |
| 2026 Jul 17 17:57 | 2026 Jul 15 14:00:15 | 26.7598 | 0.66394 | 1.2089 | 249.1492 | 31.4687 | 3.12704 | 5.243 |
| 2026 Jul 16 17:56 | 2026 Jul 15 14:00:15 | 26.7598 | 0.66394 | 1.2089 | 249.1492 | 31.4687 | 3.12704 | 5.243 |
| 2026 Jul 15 17:57 | 2026 Jul 10 18:56:26 | 26.7548 | 0.66404 | 1.3828 | 244.7653 | 31.4687 | 3.12704 | 5.243 |
| 2026 Jul 14 17:56 | 2026 Jul 10 18:56:26 | 26.7548 | 0.66404 | 1.3828 | 244.7653 | 31.4687 | 3.12704 | 5.243 |
| 2026 Jul 13 17:56 | 2026 Jul 10 18:56:26 | 26.7548 | 0.66404 | 1.3828 | 244.7653 | 31.4687 | 3.12704 | 5.243 |
| 2026 Jul 12 17:56 | 2026 Jul 10 18:56:26 | 26.7548 | 0.66404 | 1.3828 | 244.7653 | 31.4687 | 3.12704 | 5.243 |
| 2026 Jul 11 17:56 | 2026 Jul 10 18:56:26 | 26.7548 | 0.66404 | 1.3828 | 244.7653 | 31.4687 | 3.12704 | 5.243 |
| 2026 Jul 09 17:56 | 2026 Jul 04 17:11:13 | 26.7465 | 0.66411 | 1.6031 | 239.2171 | 31.4687 | 3.12704 | 5.243 |
| 2026 Jul 08 17:56 | 2026 Jul 04 17:11:13 | 26.7465 | 0.66411 | 1.6031 | 239.2171 | 31.4687 | 3.12704 | 5.243 |
| 2026 Jul 07 17:56 | 2026 Jul 04 17:11:13 | 26.7465 | 0.66411 | 1.6031 | 239.2171 | 31.4687 | 3.12704 | 5.243 |
| 2026 Jul 06 17:57 | 2026 Jul 04 17:11:13 | 26.7465 | 0.66411 | 1.6031 | 239.2171 | 31.4687 | 3.12704 | 5.243 |
| 2026 Jul 05 17:56 | 2026 Jul 04 17:11:13 | 26.7465 | 0.66411 | 1.6031 | 239.2171 | 31.4687 | 3.12704 | 5.243 |
| 2026 Jul 04 17:56 | 2026 Jun 28 15:25:07 | 26.7383 | 0.66420 | 1.8236 | 233.6612 | 31.4687 | 3.12704 | 5.243 |
| 2026 Jul 03 17:57 | 2026 Jun 28 15:25:07 | 26.7383 | 0.66420 | 1.8236 | 233.6612 | 31.4687 | 3.12704 | 5.243 |
| 2026 Jul 02 17:56 | 2026 Jun 28 15:25:07 | 26.7383 | 0.66420 | 1.8236 | 233.6612 | 31.4687 | 3.12704 | 5.243 |
| 2026 Jul 01 17:56 | 2026 Jun 28 15:25:07 | 26.7383 | 0.66420 | 1.8236 | 233.6612 | 31.4687 | 3.12704 | 5.243 |
| 2026 Jun 30 17:56 | 2026 Jun 28 15:25:07 | 26.7383 | 0.66420 | 1.8236 | 233.6612 | 31.4687 | 3.12704 | 5.243 |
| 2026 Jun 29 17:57 | 2026 Jun 28 15:25:07 | 26.7383 | 0.66420 | 1.8236 | 233.6612 | 31.4687 | 3.12704 | 5.243 |
| 2026 Jun 28 17:56 | 2026 Jun 22 05:58:09 | 26.7283 | 0.66431 | 2.0557 | 227.8206 | 31.4687 | 3.12704 | 5.243 |
| 2026 Jun 27 17:55 | 2026 Jun 22 05:58:09 | 26.7283 | 0.66431 | 2.0557 | 227.8206 | 31.4687 | 3.12704 | 5.243 |
| 2026 Jun 26 17:56 | 2026 Jun 22 05:58:09 | 26.7283 | 0.66431 | 2.0557 | 227.8206 | 31.4687 | 3.12704 | 5.243 |
| 2026 Jun 25 17:56 | 2026 Jun 22 05:58:09 | 26.7283 | 0.66431 | 2.0557 | 227.8206 | 31.4687 | 3.12704 | 5.243 |
| 2026 Jun 24 17:55 | 2026 Jun 22 05:58:09 | 26.7283 | 0.66431 | 2.0557 | 227.8206 | 31.4687 | 3.12704 | 5.243 |
| 2026 Jun 23 17:56 | 2026 Jun 22 05:58:09 | 26.7283 | 0.66431 | 2.0557 | 227.8206 | 31.4687 | 3.12704 | 5.243 |