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 |
| 2025 Apr 02 17:57 | 2025 Mar 31 20:20:46 | 26.5497 | 0.66782 | 18.2546 | 181.1003 | 175.9521 | 3.06749 | 5.243 |
| 2025 Apr 01 17:56 | 2025 Mar 31 20:20:46 | 26.5497 | 0.66782 | 18.2546 | 181.1003 | 175.9521 | 3.06749 | 5.243 |
| 2025 Mar 31 17:56 | 2025 Mar 26 07:43:13 | 26.5666 | 0.66775 | 18.4497 | 176.1869 | 175.9521 | 3.06749 | 5.243 |
| 2025 Mar 30 17:57 | 2025 Mar 26 07:43:13 | 26.5666 | 0.66775 | 18.4497 | 176.1869 | 175.9521 | 3.06749 | 5.243 |
| 2025 Mar 29 18:56 | 2025 Mar 26 07:43:13 | 26.5666 | 0.66775 | 18.4497 | 176.1869 | 175.9521 | 3.06749 | 5.243 |
| 2025 Mar 28 18:57 | 2025 Mar 26 07:43:13 | 26.5666 | 0.66775 | 18.4497 | 176.1869 | 175.9521 | 3.06749 | 5.243 |
| 2025 Mar 27 18:56 | 2025 Mar 26 07:43:13 | 26.5666 | 0.66775 | 18.4497 | 176.1869 | 175.9521 | 3.06749 | 5.243 |
| 2025 Mar 26 18:57 | 2025 Mar 26 07:43:13 | 26.5666 | 0.66775 | 18.4497 | 176.1869 | 175.9521 | 3.06749 | 5.243 |
| 2025 Mar 25 18:57 | 2025 Mar 21 02:51:38 | 26.5796 | 0.66774 | 18.6339 | 171.5645 | 175.9521 | 3.06749 | 5.243 |
| 2025 Mar 24 18:57 | 2025 Mar 21 02:51:38 | 26.5796 | 0.66774 | 18.6339 | 171.5645 | 175.9521 | 3.06749 | 5.243 |
| 2025 Mar 23 18:58 | 2025 Mar 21 02:51:38 | 26.5796 | 0.66774 | 18.6339 | 171.5645 | 175.9521 | 3.06749 | 5.243 |
| 2025 Mar 22 18:58 | 2025 Mar 21 02:51:38 | 26.5796 | 0.66774 | 18.6339 | 171.5645 | 175.9521 | 3.06749 | 5.243 |
| 2025 Mar 21 18:57 | 2025 Mar 21 02:51:38 | 26.5796 | 0.66774 | 18.6339 | 171.5645 | 175.9521 | 3.06749 | 5.243 |
| 2025 Mar 20 18:57 | 2025 Mar 15 21:56:54 | 26.5878 | 0.66769 | 18.8173 | 166.9556 | 175.9521 | 3.06749 | 5.243 |
| 2025 Mar 19 18:57 | 2025 Mar 15 21:56:54 | 26.5878 | 0.66769 | 18.8173 | 166.9556 | 175.9521 | 3.06749 | 5.243 |
| 2025 Mar 18 18:56 | 2025 Mar 15 21:56:54 | 26.5878 | 0.66769 | 18.8173 | 166.9556 | 175.9521 | 3.06749 | 5.243 |
| 2025 Mar 17 18:56 | 2025 Mar 15 21:56:54 | 26.5878 | 0.66769 | 18.8173 | 166.9556 | 175.9521 | 3.06749 | 5.243 |
| 2025 Mar 16 18:56 | 2025 Mar 15 21:56:54 | 26.5878 | 0.66769 | 18.8173 | 166.9556 | 175.9521 | 3.06749 | 5.243 |
| 2025 Mar 15 18:56 | 2025 Mar 10 01:21:37 | 26.5963 | 0.66770 | 19.0232 | 161.7631 | 175.9521 | 3.06749 | 5.243 |
| 2025 Mar 14 18:56 | 2025 Mar 10 01:21:37 | 26.5963 | 0.66770 | 19.0232 | 161.7631 | 175.9521 | 3.06749 | 5.243 |
| 2025 Mar 13 18:57 | 2025 Mar 10 01:21:37 | 26.5963 | 0.66770 | 19.0232 | 161.7631 | 175.9521 | 3.06749 | 5.243 |
| 2025 Mar 11 18:56 | 2025 Mar 10 01:21:37 | 26.5963 | 0.66770 | 19.0232 | 161.7631 | 175.9521 | 3.06749 | 5.243 |
| 2025 Mar 10 18:56 | 2025 Mar 10 01:21:37 | 26.5963 | 0.66770 | 19.0232 | 161.7631 | 175.9521 | 3.06749 | 5.243 |
| 2025 Mar 09 18:57 | 2025 Mar 04 20:20:23 | 26.6091 | 0.66769 | 19.2067 | 157.1462 | 175.9521 | 3.06749 | 5.243 |
| 2025 Mar 07 18:56 | 2025 Mar 04 20:20:23 | 26.6091 | 0.66769 | 19.2067 | 157.1462 | 175.9521 | 3.06749 | 5.243 |