Orbital elements of IUS R/B(2)
| Launched | 22 November 1989 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 20357 |
| 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 Jun 13 17:56 | 2026 Jun 11 07:38:08 | 17.2664 | 0.03356 | 22.8491 | 102.0044 | 261.7790 | 0.99524 | 6.243 |
| 2026 Jun 12 17:56 | 2026 Jun 11 07:38:08 | 17.2664 | 0.03356 | 22.8491 | 102.0044 | 261.7790 | 0.99524 | 6.243 |
| 2026 Jun 11 17:57 | 2026 Jun 06 07:04:02 | 17.2698 | 0.03355 | 22.8523 | 101.8512 | 261.7790 | 0.99524 | 6.243 |
| 2026 Jun 10 17:56 | 2026 Jun 06 07:04:02 | 17.2698 | 0.03355 | 22.8523 | 101.8512 | 261.7790 | 0.99524 | 6.243 |
| 2026 Jun 09 17:57 | 2026 Jun 06 07:04:02 | 17.2698 | 0.03355 | 22.8523 | 101.8512 | 261.7790 | 0.99524 | 6.243 |
| 2026 Jun 08 17:56 | 2026 Jun 06 07:04:02 | 17.2698 | 0.03355 | 22.8523 | 101.8512 | 261.7790 | 0.99524 | 6.243 |
| 2026 Jun 07 17:56 | 2026 Jun 06 07:04:02 | 17.2698 | 0.03355 | 22.8523 | 101.8512 | 261.7790 | 0.99524 | 6.243 |
| 2026 Jun 06 17:56 | 2026 May 31 06:23:01 | 17.2742 | 0.03354 | 22.8560 | 101.6927 | 261.7790 | 0.99524 | 6.243 |
| 2026 Jun 05 17:56 | 2026 May 31 06:23:01 | 17.2742 | 0.03354 | 22.8560 | 101.6927 | 261.7790 | 0.99524 | 6.243 |
| 2026 Jun 04 17:57 | 2026 May 31 06:23:01 | 17.2742 | 0.03354 | 22.8560 | 101.6927 | 261.7790 | 0.99524 | 6.243 |
| 2026 Jun 02 17:56 | 2026 May 31 06:23:01 | 17.2742 | 0.03354 | 22.8560 | 101.6927 | 261.7790 | 0.99524 | 6.243 |
| 2026 Jun 01 17:57 | 2026 May 31 06:23:01 | 17.2742 | 0.03354 | 22.8560 | 101.6927 | 261.7790 | 0.99524 | 6.243 |
| 2026 May 31 17:58 | 2026 May 31 06:23:01 | 17.2742 | 0.03354 | 22.8560 | 101.6927 | 261.7790 | 0.99524 | 6.243 |
| 2026 May 30 17:57 | 2026 May 25 05:41:55 | 17.2784 | 0.03354 | 22.8597 | 101.5239 | 261.7790 | 0.99524 | 6.243 |
| 2026 May 29 17:57 | 2026 May 25 05:41:55 | 17.2784 | 0.03354 | 22.8597 | 101.5239 | 261.7790 | 0.99524 | 6.243 |
| 2026 May 28 17:56 | 2026 May 25 05:41:55 | 17.2784 | 0.03354 | 22.8597 | 101.5239 | 261.7790 | 0.99524 | 6.243 |
| 2026 May 27 17:57 | 2026 May 25 05:41:55 | 17.2784 | 0.03354 | 22.8597 | 101.5239 | 261.7790 | 0.99524 | 6.243 |
| 2026 May 26 17:57 | 2026 May 25 05:41:55 | 17.2784 | 0.03354 | 22.8597 | 101.5239 | 261.7790 | 0.99524 | 6.243 |
| 2026 May 25 17:57 | 2026 May 21 05:14:29 | 17.2811 | 0.03355 | 22.8622 | 101.3970 | 261.7790 | 0.99524 | 6.243 |
| 2026 May 24 17:57 | 2026 May 21 05:14:29 | 17.2811 | 0.03355 | 22.8622 | 101.3970 | 261.7790 | 0.99524 | 6.243 |
| 2026 May 23 17:58 | 2026 May 21 05:14:29 | 17.2811 | 0.03355 | 22.8622 | 101.3970 | 261.7790 | 0.99524 | 6.243 |
| 2026 May 22 17:57 | 2026 May 21 05:14:29 | 17.2811 | 0.03355 | 22.8622 | 101.3970 | 261.7790 | 0.99524 | 6.243 |
| 2026 May 21 17:57 | 2026 May 21 05:14:29 | 17.2811 | 0.03355 | 22.8622 | 101.3970 | 261.7790 | 0.99524 | 6.243 |
| 2026 May 20 17:57 | 2026 May 15 04:33:05 | 17.2851 | 0.03354 | 22.8660 | 101.1994 | 261.7790 | 0.99524 | 6.243 |
| 2026 May 19 17:58 | 2026 May 15 04:33:05 | 17.2851 | 0.03354 | 22.8660 | 101.1994 | 261.7790 | 0.99524 | 6.243 |
| 2026 May 18 17:57 | 2026 May 15 04:33:05 | 17.2851 | 0.03354 | 22.8660 | 101.1994 | 261.7790 | 0.99524 | 6.243 |
| 2026 May 17 17:57 | 2026 May 15 04:33:05 | 17.2851 | 0.03354 | 22.8660 | 101.1994 | 261.7790 | 0.99524 | 6.243 |