Orbital elements of IRIDIUM 121
| Launched | 24 June 2017 |
| Flight ended | – |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 42812 |
| 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 Dec 13 18:56 | 2025 Dec 13 07:18:14 | 86.3964 | 0.00022 | 4.7584 | 95.1676 | 264.9773 | 14.34217 | – |
| 2025 Dec 12 18:57 | 2025 Dec 12 06:11:14 | 86.3966 | 0.00022 | 4.7876 | 95.8437 | 264.9773 | 14.34217 | – |
| 2025 Dec 11 18:56 | 2025 Dec 11 06:44:42 | 86.3967 | 0.00022 | 4.8148 | 95.8854 | 264.9773 | 14.34217 | – |
| 2025 Dec 10 18:56 | 2025 Dec 10 12:19:34 | 86.3968 | 0.00022 | 4.8362 | 95.7108 | 264.9773 | 14.34217 | – |
| 2025 Dec 09 18:56 | 2025 Dec 09 07:51:39 | 86.3969 | 0.00022 | 4.8692 | 95.9990 | 264.9773 | 14.34217 | – |
| 2025 Dec 08 18:56 | 2025 Dec 08 06:44:39 | 86.3968 | 0.00022 | 4.8984 | 96.0142 | 264.9773 | 14.34217 | – |
| 2025 Dec 07 18:56 | 2025 Dec 07 05:37:39 | 86.3976 | 0.00022 | 4.9276 | 95.5679 | 264.9773 | 14.34217 | – |
| 2025 Dec 06 18:56 | 2025 Dec 06 06:11:06 | 86.3969 | 0.00022 | 4.9548 | 96.9629 | 264.9773 | 14.34217 | – |
| 2025 Dec 05 18:57 | 2025 Dec 05 06:44:34 | 86.3970 | 0.00022 | 4.9820 | 96.9317 | 264.9773 | 14.34217 | – |
| 2025 Dec 04 18:57 | 2025 Dec 04 07:18:02 | 86.3971 | 0.00021 | 5.0092 | 97.0794 | 264.9773 | 14.34217 | – |
| 2025 Dec 03 18:56 | 2025 Dec 03 07:51:30 | 86.3970 | 0.00021 | 5.0364 | 97.0547 | 264.9773 | 14.34217 | – |
| 2025 Dec 02 18:56 | 2025 Dec 02 08:24:58 | 86.3970 | 0.00021 | 5.0637 | 97.0375 | 264.9773 | 14.34217 | – |
| 2025 Nov 30 18:57 | 2025 Nov 30 12:52:50 | 86.3967 | 0.00022 | 5.1142 | 96.4192 | 264.9773 | 14.34217 | – |
| 2025 Nov 29 18:56 | 2025 Nov 29 05:03:58 | 86.3967 | 0.00022 | 5.1512 | 96.9515 | 264.9773 | 14.34217 | – |
| 2025 Nov 28 18:57 | 2025 Nov 28 00:36:02 | 86.3968 | 0.00022 | 5.1842 | 96.9911 | 264.9773 | 14.34217 | – |
| 2025 Nov 27 18:57 | 2025 Nov 27 06:10:54 | 86.3966 | 0.00022 | 5.2056 | 97.1534 | 264.9773 | 14.34217 | – |
| 2025 Nov 26 18:57 | 2025 Nov 26 08:24:50 | 86.3964 | 0.00022 | 5.2309 | 97.3342 | 264.9773 | 14.34217 | – |
| 2025 Nov 25 18:57 | 2025 Nov 25 08:58:18 | 86.3963 | 0.00022 | 5.2581 | 97.7235 | 264.9773 | 14.34217 | – |
| 2025 Nov 24 18:56 | 2025 Nov 24 09:31:46 | 86.3964 | 0.00023 | 5.2853 | 99.8108 | 264.9773 | 14.34217 | – |
| 2025 Nov 23 18:57 | 2025 Nov 23 08:24:46 | 86.3962 | 0.00022 | 5.3145 | 97.0149 | 264.9773 | 14.34217 | – |
| 2025 Nov 21 18:57 | 2025 Nov 20 13:26:07 | 86.3961 | 0.00021 | 5.3923 | 96.9298 | 264.9773 | 14.34217 | – |
| 2025 Nov 20 18:56 | 2025 Nov 20 06:44:15 | 86.3959 | 0.00022 | 5.4000 | 97.0666 | 264.9773 | 14.34217 | – |
| 2025 Nov 18 18:57 | 2025 Nov 18 09:31:39 | 86.3967 | 0.00021 | 5.4526 | 97.4109 | 264.9773 | 14.34217 | – |
| 2025 Nov 16 18:58 | 2025 Nov 15 17:53:54 | 86.3965 | 0.00021 | 5.5264 | 96.8176 | 264.9773 | 14.34217 | – |