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 Jun 23 17:56 | 2026 Jun 22 06:50:10 | 27.9094 | 0.59048 | 13.5980 | 230.7591 | 60.1276 | 4.18666 | 4.243 |
| 2026 Jun 22 17:56 | 2026 Jun 17 06:35:48 | 27.9117 | 0.59043 | 13.8614 | 224.2793 | 60.1276 | 4.18666 | 4.243 |
| 2026 Jun 21 17:57 | 2026 Jun 17 06:35:48 | 27.9117 | 0.59043 | 13.8614 | 224.2793 | 60.1276 | 4.18666 | 4.243 |
| 2026 Jun 20 17:56 | 2026 Jun 17 06:35:48 | 27.9117 | 0.59043 | 13.8614 | 224.2793 | 60.1276 | 4.18666 | 4.243 |
| 2026 Jun 19 17:57 | 2026 Jun 17 06:35:48 | 27.9117 | 0.59043 | 13.8614 | 224.2793 | 60.1276 | 4.18666 | 4.243 |
| 2026 Jun 18 17:56 | 2026 Jun 17 06:35:48 | 27.9117 | 0.59043 | 13.8614 | 224.2793 | 60.1276 | 4.18666 | 4.243 |
| 2026 Jun 17 17:57 | 2026 Jun 17 06:35:48 | 27.9117 | 0.59043 | 13.8614 | 224.2793 | 60.1276 | 4.18666 | 4.243 |
| 2026 Jun 16 17:55 | 2026 Jun 11 01:44:36 | 27.9131 | 0.59035 | 14.1874 | 216.2568 | 60.1276 | 4.18666 | 4.243 |
| 2026 Jun 15 17:56 | 2026 Jun 11 01:44:36 | 27.9131 | 0.59035 | 14.1874 | 216.2568 | 60.1276 | 4.18666 | 4.243 |
| 2026 Jun 14 17:57 | 2026 Jun 11 01:44:36 | 27.9131 | 0.59035 | 14.1874 | 216.2568 | 60.1276 | 4.18666 | 4.243 |
| 2026 Jun 13 17:56 | 2026 Jun 11 01:44:36 | 27.9131 | 0.59035 | 14.1874 | 216.2568 | 60.1276 | 4.18666 | 4.243 |
| 2026 Jun 12 17:56 | 2026 Jun 11 01:44:36 | 27.9131 | 0.59035 | 14.1874 | 216.2568 | 60.1276 | 4.18666 | 4.243 |
| 2026 Jun 11 17:57 | 2026 Jun 07 00:25:29 | 27.9153 | 0.59029 | 14.4004 | 211.0141 | 60.1276 | 4.18666 | 4.243 |
| 2026 Jun 10 17:56 | 2026 Jun 07 00:25:29 | 27.9153 | 0.59029 | 14.4004 | 211.0141 | 60.1276 | 4.18666 | 4.243 |
| 2026 Jun 09 17:57 | 2026 Jun 07 00:25:29 | 27.9153 | 0.59029 | 14.4004 | 211.0141 | 60.1276 | 4.18666 | 4.243 |
| 2026 Jun 08 17:56 | 2026 Jun 07 00:25:29 | 27.9153 | 0.59029 | 14.4004 | 211.0141 | 60.1276 | 4.18666 | 4.243 |
| 2026 Jun 07 17:56 | 2026 Jun 07 00:25:29 | 27.9153 | 0.59029 | 14.4004 | 211.0141 | 60.1276 | 4.18666 | 4.243 |
| 2026 Jun 06 17:56 | 2026 May 31 08:09:19 | 27.9159 | 0.59022 | 14.7509 | 202.3900 | 60.1276 | 4.18666 | 4.243 |
| 2026 Jun 05 17:56 | 2026 May 31 08:09:19 | 27.9159 | 0.59022 | 14.7509 | 202.3900 | 60.1276 | 4.18666 | 4.243 |
| 2026 Jun 04 17:57 | 2026 May 31 08:09:19 | 27.9159 | 0.59022 | 14.7509 | 202.3900 | 60.1276 | 4.18666 | 4.243 |
| 2026 Jun 02 17:56 | 2026 May 31 08:09:19 | 27.9159 | 0.59022 | 14.7509 | 202.3900 | 60.1276 | 4.18666 | 4.243 |
| 2026 Jun 01 17:57 | 2026 May 31 08:09:19 | 27.9159 | 0.59022 | 14.7509 | 202.3900 | 60.1276 | 4.18666 | 4.243 |
| 2026 May 31 17:58 | 2026 May 31 08:09:19 | 27.9159 | 0.59022 | 14.7509 | 202.3900 | 60.1276 | 4.18666 | 4.243 |
| 2026 May 30 17:57 | 2026 May 25 09:04:21 | 27.9179 | 0.59014 | 15.0637 | 194.6934 | 60.1276 | 4.18666 | 4.243 |
| 2026 May 29 17:57 | 2026 May 25 09:04:21 | 27.9179 | 0.59014 | 15.0637 | 194.6934 | 60.1276 | 4.18666 | 4.243 |
| 2026 May 28 17:56 | 2026 May 25 09:04:21 | 27.9179 | 0.59014 | 15.0637 | 194.6934 | 60.1276 | 4.18666 | 4.243 |
| 2026 May 27 17:57 | 2026 May 25 09:04:21 | 27.9179 | 0.59014 | 15.0637 | 194.6934 | 60.1276 | 4.18666 | 4.243 |