Orbital elements of IUS R/B(1)
| Launched | 3 May 1989 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 19970 |
| 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 03 18:56 | 2026 Feb 01 23:32:38 | 27.9837 | 0.59001 | 20.9211 | 50.5409 | 348.2936 | 4.16922 | 4.243 |
| 2026 Feb 02 18:56 | 2026 Feb 01 23:32:38 | 27.9837 | 0.59001 | 20.9211 | 50.5409 | 348.2936 | 4.16922 | 4.243 |
| 2026 Feb 01 18:56 | 2026 Jan 27 16:55:17 | 27.9880 | 0.59003 | 21.1946 | 43.8214 | 348.2936 | 4.16922 | 4.243 |
| 2026 Jan 31 18:56 | 2026 Jan 27 16:55:17 | 27.9880 | 0.59003 | 21.1946 | 43.8214 | 348.2936 | 4.16922 | 4.243 |
| 2026 Jan 30 18:57 | 2026 Jan 27 16:55:17 | 27.9880 | 0.59003 | 21.1946 | 43.8214 | 348.2936 | 4.16922 | 4.243 |
| 2026 Jan 29 18:56 | 2026 Jan 27 16:55:17 | 27.9880 | 0.59003 | 21.1946 | 43.8214 | 348.2936 | 4.16922 | 4.243 |
| 2026 Jan 28 18:56 | 2026 Jan 27 16:55:17 | 27.9880 | 0.59003 | 21.1946 | 43.8214 | 348.2936 | 4.16922 | 4.243 |
| 2026 Jan 27 18:56 | 2026 Jan 22 04:31:10 | 27.9939 | 0.59003 | 21.4806 | 36.7937 | 348.2936 | 4.16922 | 4.243 |
| 2026 Jan 26 18:57 | 2026 Jan 22 04:31:10 | 27.9939 | 0.59003 | 21.4806 | 36.7937 | 348.2936 | 4.16922 | 4.243 |
| 2026 Jan 25 18:57 | 2026 Jan 22 04:31:10 | 27.9939 | 0.59003 | 21.4806 | 36.7937 | 348.2936 | 4.16922 | 4.243 |
| 2026 Jan 24 18:58 | 2026 Jan 22 04:31:10 | 27.9939 | 0.59003 | 21.4806 | 36.7937 | 348.2936 | 4.16922 | 4.243 |
| 2026 Jan 22 18:56 | 2026 Jan 22 04:31:10 | 27.9939 | 0.59003 | 21.4806 | 36.7937 | 348.2936 | 4.16922 | 4.243 |
| 2026 Jan 21 18:56 | 2026 Jan 16 10:20:12 | 27.9993 | 0.59002 | 21.7787 | 29.4702 | 348.2936 | 4.16922 | 4.243 |
| 2026 Jan 20 19:06 | 2026 Jan 16 10:20:12 | 27.9993 | 0.59002 | 21.7787 | 29.4702 | 348.2936 | 4.16922 | 4.243 |
| 2026 Jan 19 18:57 | 2026 Jan 16 10:20:12 | 27.9993 | 0.59002 | 21.7787 | 29.4702 | 348.2936 | 4.16922 | 4.243 |
| 2026 Jan 18 18:57 | 2026 Jan 16 10:20:12 | 27.9993 | 0.59002 | 21.7787 | 29.4702 | 348.2936 | 4.16922 | 4.243 |
| 2026 Jan 17 18:56 | 2026 Jan 16 10:20:12 | 27.9993 | 0.59002 | 21.7787 | 29.4702 | 348.2936 | 4.16922 | 4.243 |
| 2026 Jan 16 18:57 | 2026 Jan 16 10:20:12 | 27.9993 | 0.59002 | 21.7787 | 29.4702 | 348.2936 | 4.16922 | 4.243 |
| 2026 Jan 15 18:56 | 2026 Jan 11 09:24:41 | 28.0051 | 0.59001 | 22.0392 | 23.0699 | 348.2936 | 4.16922 | 4.243 |
| 2026 Jan 13 18:56 | 2026 Jan 11 09:24:41 | 28.0051 | 0.59001 | 22.0392 | 23.0699 | 348.2936 | 4.16922 | 4.243 |
| 2026 Jan 11 18:57 | 2026 Jan 11 09:24:41 | 28.0051 | 0.59001 | 22.0392 | 23.0699 | 348.2936 | 4.16922 | 4.243 |
| 2026 Jan 10 18:57 | 2026 Jan 06 02:42:47 | 28.0114 | 0.59000 | 22.3121 | 16.3600 | 348.2936 | 4.16922 | 4.243 |
| 2026 Jan 09 18:57 | 2026 Jan 06 02:42:47 | 28.0114 | 0.59000 | 22.3121 | 16.3600 | 348.2936 | 4.16922 | 4.243 |
| 2026 Jan 08 18:56 | 2026 Jan 06 02:42:47 | 28.0114 | 0.59000 | 22.3121 | 16.3600 | 348.2936 | 4.16922 | 4.243 |
| 2026 Jan 07 18:57 | 2026 Jan 06 02:42:47 | 28.0114 | 0.59000 | 22.3121 | 16.3600 | 348.2936 | 4.16922 | 4.243 |