Orbital elements of IUS R/B(2)
| Launched | 1 August 1991 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 21641 |
| 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 May 17 17:57 | 2025 May 15 06:32:45 | 14.1910 | 0.00352 | 22.4150 | 337.6259 | 202.5287 | 1.00315 | – |
| 2025 May 16 17:56 | 2025 May 15 06:32:45 | 14.1910 | 0.00352 | 22.4150 | 337.6259 | 202.5287 | 1.00315 | – |
| 2025 May 15 17:57 | 2025 May 15 06:32:45 | 14.1910 | 0.00352 | 22.4150 | 337.6259 | 202.5287 | 1.00315 | – |
| 2025 May 14 17:56 | 2025 May 08 18:37:24 | 14.1984 | 0.00351 | 22.4185 | 337.5072 | 202.5287 | 1.00315 | – |
| 2025 May 13 17:56 | 2025 May 08 18:37:24 | 14.1984 | 0.00351 | 22.4185 | 337.5072 | 202.5287 | 1.00315 | – |
| 2025 May 12 17:56 | 2025 May 08 18:37:24 | 14.1984 | 0.00351 | 22.4185 | 337.5072 | 202.5287 | 1.00315 | – |
| 2025 May 11 17:56 | 2025 May 08 18:37:24 | 14.1984 | 0.00351 | 22.4185 | 337.5072 | 202.5287 | 1.00315 | – |
| 2025 May 10 17:56 | 2025 May 08 18:37:24 | 14.1984 | 0.00351 | 22.4185 | 337.5072 | 202.5287 | 1.00315 | – |
| 2025 May 09 17:57 | 2025 May 08 18:37:24 | 14.1984 | 0.00351 | 22.4185 | 337.5072 | 202.5287 | 1.00315 | – |
| 2025 May 08 17:56 | 2025 May 03 07:27:16 | 14.2045 | 0.00351 | 22.4215 | 337.5010 | 202.5287 | 1.00315 | – |
| 2025 May 07 17:56 | 2025 May 03 07:27:16 | 14.2045 | 0.00351 | 22.4215 | 337.5010 | 202.5287 | 1.00315 | – |
| 2025 May 06 17:57 | 2025 May 03 07:27:16 | 14.2045 | 0.00351 | 22.4215 | 337.5010 | 202.5287 | 1.00315 | – |
| 2025 May 05 17:56 | 2025 May 03 07:27:16 | 14.2045 | 0.00351 | 22.4215 | 337.5010 | 202.5287 | 1.00315 | – |
| 2025 May 04 17:57 | 2025 May 03 07:27:16 | 14.2045 | 0.00351 | 22.4215 | 337.5010 | 202.5287 | 1.00315 | – |
| 2025 May 03 17:57 | 2025 May 03 07:27:16 | 14.2045 | 0.00351 | 22.4215 | 337.5010 | 202.5287 | 1.00315 | – |
| 2025 May 01 17:56 | 2025 Apr 22 08:29:09 | 14.2166 | 0.00353 | 22.4276 | 337.2542 | 202.5287 | 1.00315 | – |
| 2025 Apr 30 17:56 | 2025 Apr 22 08:29:09 | 14.2166 | 0.00353 | 22.4276 | 337.2542 | 202.5287 | 1.00315 | – |
| 2025 Apr 29 17:57 | 2025 Apr 22 08:29:09 | 14.2166 | 0.00353 | 22.4276 | 337.2542 | 202.5287 | 1.00315 | – |
| 2025 Apr 27 17:56 | 2025 Apr 22 08:29:09 | 14.2166 | 0.00353 | 22.4276 | 337.2542 | 202.5287 | 1.00315 | – |
| 2025 Apr 26 17:57 | 2025 Apr 22 08:29:09 | 14.2166 | 0.00353 | 22.4276 | 337.2542 | 202.5287 | 1.00315 | – |
| 2025 Apr 25 17:56 | 2025 Apr 22 08:29:09 | 14.2166 | 0.00353 | 22.4276 | 337.2542 | 202.5287 | 1.00315 | – |
| 2025 Apr 24 17:56 | 2025 Apr 22 08:29:09 | 14.2166 | 0.00353 | 22.4276 | 337.2542 | 202.5287 | 1.00315 | – |
| 2025 Apr 23 17:57 | 2025 Apr 22 08:29:09 | 14.2166 | 0.00353 | 22.4276 | 337.2542 | 202.5287 | 1.00315 | – |
| 2025 Apr 22 17:56 | 2025 Apr 22 08:29:09 | 14.2166 | 0.00353 | 22.4276 | 337.2542 | 202.5287 | 1.00315 | – |
| 2025 Apr 21 17:57 | 2025 Apr 16 08:42:39 | 14.2231 | 0.00353 | 22.4309 | 337.0270 | 202.5287 | 1.00315 | – |
| 2025 Apr 20 17:56 | 2025 Apr 16 08:42:39 | 14.2231 | 0.00353 | 22.4309 | 337.0270 | 202.5287 | 1.00315 | – |