Orbital elements of IUS R/B(1)
| Launched | 23 November 1991 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 21806 |
| 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 06:02:35 | 26.4376 | 0.71338 | 13.6034 | 303.9167 | 7.5543 | 2.38997 | – |
| 2026 Jun 22 17:56 | 2026 Jun 17 05:33:17 | 26.4280 | 0.71352 | 13.7322 | 300.6963 | 7.5543 | 2.38997 | – |
| 2026 Jun 21 17:57 | 2026 Jun 17 05:33:17 | 26.4280 | 0.71352 | 13.7322 | 300.6963 | 7.5543 | 2.38997 | – |
| 2026 Jun 20 17:56 | 2026 Jun 17 05:33:17 | 26.4280 | 0.71352 | 13.7322 | 300.6963 | 7.5543 | 2.38997 | – |
| 2026 Jun 19 17:57 | 2026 Jun 17 05:33:17 | 26.4280 | 0.71352 | 13.7322 | 300.6963 | 7.5543 | 2.38997 | – |
| 2026 Jun 18 17:56 | 2026 Jun 17 05:33:17 | 26.4280 | 0.71352 | 13.7322 | 300.6963 | 7.5543 | 2.38997 | – |
| 2026 Jun 17 17:57 | 2026 Jun 17 05:33:17 | 26.4280 | 0.71352 | 13.7322 | 300.6963 | 7.5543 | 2.38997 | – |
| 2026 Jun 16 17:55 | 2026 Jun 12 05:04:05 | 26.4180 | 0.71368 | 13.8611 | 297.4751 | 7.5543 | 2.38997 | – |
| 2026 Jun 15 17:56 | 2026 Jun 12 05:04:05 | 26.4180 | 0.71368 | 13.8611 | 297.4751 | 7.5543 | 2.38997 | – |
| 2026 Jun 14 17:57 | 2026 Jun 12 05:04:05 | 26.4180 | 0.71368 | 13.8611 | 297.4751 | 7.5543 | 2.38997 | – |
| 2026 Jun 13 17:56 | 2026 Jun 12 05:04:05 | 26.4180 | 0.71368 | 13.8611 | 297.4751 | 7.5543 | 2.38997 | – |
| 2026 Jun 12 17:56 | 2026 Jun 12 05:04:05 | 26.4180 | 0.71368 | 13.8611 | 297.4751 | 7.5543 | 2.38997 | – |
| 2026 Jun 11 17:57 | 2026 Jun 05 02:22:30 | 26.4062 | 0.71393 | 14.0444 | 292.9028 | 7.5543 | 2.38997 | – |
| 2026 Jun 10 17:56 | 2026 Jun 05 02:22:30 | 26.4062 | 0.71393 | 14.0444 | 292.9028 | 7.5543 | 2.38997 | – |
| 2026 Jun 09 17:57 | 2026 Jun 05 02:22:30 | 26.4062 | 0.71393 | 14.0444 | 292.9028 | 7.5543 | 2.38997 | – |
| 2026 Jun 08 17:56 | 2026 Jun 05 02:22:30 | 26.4062 | 0.71393 | 14.0444 | 292.9028 | 7.5543 | 2.38997 | – |
| 2026 Jun 07 17:56 | 2026 Jun 05 02:22:30 | 26.4062 | 0.71393 | 14.0444 | 292.9028 | 7.5543 | 2.38997 | – |
| 2026 Jun 06 17:56 | 2026 May 30 15:50:47 | 26.3979 | 0.71409 | 14.1845 | 289.4112 | 7.5543 | 2.38997 | – |
| 2026 Jun 05 17:56 | 2026 May 30 15:50:47 | 26.3979 | 0.71409 | 14.1845 | 289.4112 | 7.5543 | 2.38997 | – |
| 2026 Jun 04 17:57 | 2026 May 30 15:50:47 | 26.3979 | 0.71409 | 14.1845 | 289.4112 | 7.5543 | 2.38997 | – |
| 2026 Jun 02 17:56 | 2026 May 30 15:50:47 | 26.3979 | 0.71409 | 14.1845 | 289.4112 | 7.5543 | 2.38997 | – |
| 2026 Jun 01 17:57 | 2026 May 30 15:50:47 | 26.3979 | 0.71409 | 14.1845 | 289.4112 | 7.5543 | 2.38997 | – |
| 2026 May 31 17:58 | 2026 May 30 15:50:47 | 26.3979 | 0.71409 | 14.1845 | 289.4112 | 7.5543 | 2.38997 | – |
| 2026 May 30 17:57 | 2026 May 25 05:18:55 | 26.3919 | 0.71424 | 14.3245 | 285.9188 | 7.5543 | 2.38997 | – |
| 2026 May 29 17:57 | 2026 May 25 05:18:55 | 26.3919 | 0.71424 | 14.3245 | 285.9188 | 7.5543 | 2.38997 | – |
| 2026 May 28 17:56 | 2026 May 25 05:18:55 | 26.3919 | 0.71424 | 14.3245 | 285.9188 | 7.5543 | 2.38997 | – |
| 2026 May 27 17:57 | 2026 May 25 05:18:55 | 26.3919 | 0.71424 | 14.3245 | 285.9188 | 7.5543 | 2.38997 | – |