Orbital elements of IUS R/B(1)
| Launched | 3 April 1983 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 13971 |
| 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 Mar 12 18:57 | 2026 Mar 09 12:36:50 | 26.0040 | 0.58894 | 19.0111 | 300.6543 | 14.2493 | 4.18544 | 4.243 |
| 2026 Mar 11 18:56 | 2026 Mar 09 12:36:50 | 26.0040 | 0.58894 | 19.0111 | 300.6543 | 14.2493 | 4.18544 | 4.243 |
| 2026 Mar 10 18:56 | 2026 Mar 09 12:36:50 | 26.0040 | 0.58894 | 19.0111 | 300.6543 | 14.2493 | 4.18544 | 4.243 |
| 2026 Mar 09 18:56 | 2026 Mar 04 00:45:44 | 26.0066 | 0.58893 | 19.3011 | 293.2914 | 14.2493 | 4.18544 | 4.243 |
| 2026 Mar 08 18:57 | 2026 Mar 04 00:45:44 | 26.0066 | 0.58893 | 19.3011 | 293.2914 | 14.2493 | 4.18544 | 4.243 |
| 2026 Mar 07 18:57 | 2026 Mar 04 00:45:44 | 26.0066 | 0.58893 | 19.3011 | 293.2914 | 14.2493 | 4.18544 | 4.243 |
| 2026 Mar 06 18:56 | 2026 Mar 04 00:45:44 | 26.0066 | 0.58893 | 19.3011 | 293.2914 | 14.2493 | 4.18544 | 4.243 |
| 2026 Mar 05 18:56 | 2026 Mar 04 00:45:44 | 26.0066 | 0.58893 | 19.3011 | 293.2914 | 14.2493 | 4.18544 | 4.243 |
| 2026 Mar 04 18:57 | 2026 Mar 04 00:45:44 | 26.0066 | 0.58893 | 19.3011 | 293.2914 | 14.2493 | 4.18544 | 4.243 |
| 2026 Mar 03 18:56 | 2026 Feb 25 19:42:33 | 26.0085 | 0.58894 | 19.6287 | 284.9733 | 14.2493 | 4.18544 | 4.243 |
| 2026 Mar 02 18:57 | 2026 Feb 25 19:42:33 | 26.0085 | 0.58894 | 19.6287 | 284.9733 | 14.2493 | 4.18544 | 4.243 |
| 2026 Mar 01 18:57 | 2026 Feb 25 19:42:33 | 26.0085 | 0.58894 | 19.6287 | 284.9733 | 14.2493 | 4.18544 | 4.243 |
| 2026 Feb 28 18:56 | 2026 Feb 25 19:42:33 | 26.0085 | 0.58894 | 19.6287 | 284.9733 | 14.2493 | 4.18544 | 4.243 |
| 2026 Feb 27 19:05 | 2026 Feb 25 19:42:33 | 26.0085 | 0.58894 | 19.6287 | 284.9733 | 14.2493 | 4.18544 | 4.243 |
| 2026 Feb 26 20:45 | 2026 Feb 25 19:42:33 | 26.0085 | 0.58894 | 19.6287 | 284.9733 | 14.2493 | 4.18544 | 4.243 |