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 Sep 03 17:57 | 2025 Sep 03 01:41:06 | 86.3952 | 0.00022 | 7.5815 | 84.9076 | 275.2374 | 14.34218 | – |
| 2025 Sep 02 17:56 | 2025 Sep 02 03:55:02 | 86.3955 | 0.00022 | 7.6068 | 84.5222 | 275.2374 | 14.34218 | – |
| 2025 Sep 01 17:56 | 2025 Sep 01 02:48:02 | 86.3957 | 0.00022 | 7.6359 | 83.4018 | 275.2374 | 14.34218 | – |
| 2025 Aug 31 17:56 | 2025 Aug 31 03:21:30 | 86.3957 | 0.00022 | 7.6632 | 84.7620 | 275.2374 | 14.34218 | – |
| 2025 Aug 30 17:56 | 2025 Aug 30 02:14:30 | 86.3958 | 0.00022 | 7.6923 | 84.7671 | 275.2374 | 14.34218 | – |
| 2025 Aug 29 17:56 | 2025 Aug 29 04:28:26 | 86.3959 | 0.00022 | 7.7176 | 84.6485 | 275.2374 | 14.34218 | – |
| 2025 Aug 28 17:57 | 2025 Aug 27 22:20:02 | 86.3961 | 0.00022 | 7.7526 | 84.6715 | 275.2374 | 14.34218 | – |
| 2025 Aug 27 17:56 | 2025 Aug 26 22:53:30 | 86.3963 | 0.00023 | 7.7798 | 85.0078 | 275.2374 | 14.34218 | – |
| 2025 Aug 26 17:56 | 2025 Aug 25 18:25:34 | 86.3965 | 0.00023 | 7.8129 | 84.9657 | 275.2374 | 14.34218 | – |
| 2025 Aug 25 17:56 | 2025 Aug 24 22:19:58 | 86.3965 | 0.00023 | 7.8362 | 85.1051 | 275.2374 | 14.34218 | – |
| 2025 Aug 24 17:56 | 2025 Aug 23 22:53:26 | 86.3967 | 0.00023 | 7.8634 | 85.7636 | 275.2374 | 14.34218 | – |
| 2025 Aug 23 17:56 | 2025 Aug 20 17:51:58 | 86.3973 | 0.00023 | 7.9528 | 85.6677 | 275.2374 | 14.34218 | – |
| 2025 Aug 22 17:56 | 2025 Aug 20 17:51:58 | 86.3973 | 0.00023 | 7.9528 | 85.6677 | 275.2374 | 14.34218 | – |
| 2025 Aug 20 17:56 | 2025 Aug 20 04:28:14 | 86.3974 | 0.00023 | 7.9684 | 85.8828 | 275.2374 | 14.34218 | – |
| 2025 Aug 19 17:56 | 2025 Aug 18 22:19:50 | 86.3976 | 0.00023 | 8.0033 | 85.8190 | 275.2374 | 14.34218 | – |
| 2025 Aug 18 17:56 | 2025 Aug 17 22:53:18 | 86.3977 | 0.00023 | 8.0305 | 85.6828 | 275.2374 | 14.34218 | – |
| 2025 Aug 16 17:56 | 2025 Aug 15 15:37:54 | 86.3982 | 0.00023 | 8.0947 | 87.0033 | 275.2374 | 14.34218 | – |
| 2025 Aug 15 17:57 | 2025 Aug 14 04:28:06 | 86.3983 | 0.00022 | 8.1355 | 86.2376 | 275.2374 | 14.34218 | – |
| 2025 Aug 14 17:56 | 2025 Aug 13 18:25:18 | 86.3985 | 0.00022 | 8.1471 | 86.0703 | 275.2374 | 14.34218 | – |
| 2025 Aug 13 17:58 | 2025 Aug 12 17:18:18 | 86.3988 | 0.00023 | 8.1763 | 86.5267 | 275.2374 | 14.34218 | – |
| 2025 Aug 12 17:56 | 2025 Aug 11 22:53:10 | 86.3987 | 0.00023 | 8.1977 | 86.4223 | 275.2374 | 14.34218 | – |
| 2025 Aug 11 17:56 | 2025 Aug 11 04:28:02 | 86.3987 | 0.00023 | 8.2190 | 86.3039 | 275.2374 | 14.34218 | – |
| 2025 Aug 10 17:57 | 2025 Aug 10 11:43:22 | 86.3956 | 0.00029 | 8.2386 | 80.2354 | 275.2374 | 14.34218 | – |
| 2025 Aug 09 17:56 | 2025 Aug 09 03:54:30 | 86.3990 | 0.00023 | 8.2754 | 87.5041 | 275.2374 | 14.34218 | – |
| 2025 Aug 08 17:56 | 2025 Aug 07 20:05:38 | 86.3992 | 0.00023 | 8.3123 | 87.5219 | 275.2374 | 14.34218 | – |
| 2025 Aug 07 17:56 | 2025 Aug 06 20:39:06 | 86.3993 | 0.00023 | 8.3395 | 87.6749 | 275.2374 | 14.34218 | – |