Orbital elements of NOAA 21
| Launched | 9 November 2022 |
| Flight ended | – |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 54234 |
| Alternative names |
JPSS-2 |
| 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 Aug 30 17:56 | 2025 Aug 30 01:46:29 | 98.7290 | 0.00009 | 11.9851 | 345.5791 | 14.5359 | 14.19554 | – |
| 2025 Aug 29 17:56 | 2025 Aug 29 05:28:31 | 98.7289 | 0.00010 | 11.9295 | 348.6743 | 14.5359 | 14.19554 | – |
| 2025 Aug 28 17:57 | 2025 Aug 27 21:20:04 | 98.7288 | 0.00011 | 11.8415 | 351.8600 | 14.5359 | 14.19554 | – |
| 2025 Aug 27 17:56 | 2025 Aug 27 04:25:05 | 98.7287 | 0.00011 | 11.7952 | 354.2848 | 14.5359 | 14.19554 | – |
| 2025 Aug 26 17:56 | 2025 Aug 25 21:58:08 | 98.7286 | 0.00012 | 11.7118 | 357.4122 | 14.5359 | 14.19554 | – |
| 2025 Aug 25 17:56 | 2025 Aug 24 20:35:40 | 98.7286 | 0.00012 | 11.6424 | 0.2258 | 14.5359 | 14.19554 | – |
| 2025 Aug 24 17:56 | 2025 Aug 23 19:13:12 | 98.7285 | 0.00013 | 11.5729 | 3.5560 | 14.5359 | 14.19554 | – |
| 2025 Aug 23 17:56 | 2025 Aug 20 20:10:19 | 98.7283 | 0.00015 | 11.3783 | 10.1762 | 14.5359 | 14.19554 | – |
| 2025 Aug 22 17:56 | 2025 Aug 20 20:10:19 | 98.7283 | 0.00015 | 11.3783 | 10.1762 | 14.5359 | 14.19554 | – |
| 2025 Aug 20 17:56 | 2025 Aug 19 22:10:50 | 98.7283 | 0.00015 | 11.3181 | 12.1389 | 14.5359 | 14.19554 | – |
| 2025 Aug 19 17:56 | 2025 Aug 18 20:48:23 | 98.7282 | 0.00016 | 11.2486 | 14.6842 | 14.5359 | 14.19554 | – |
| 2025 Aug 18 17:56 | 2025 Aug 17 21:07:25 | 98.7281 | 0.00016 | 11.1838 | 16.8633 | 14.5359 | 14.19554 | – |
| 2025 Aug 16 17:56 | 2025 Aug 16 09:35:57 | 98.7280 | 0.00017 | 11.0865 | 20.1938 | 14.5359 | 14.19554 | – |
| 2025 Aug 15 17:57 | 2025 Aug 14 22:04:30 | 98.7279 | 0.00018 | 10.9892 | 23.1015 | 14.5359 | 14.19554 | – |
| 2025 Aug 14 17:56 | 2025 Aug 13 20:42:03 | 98.7278 | 0.00018 | 10.9198 | 25.1452 | 14.5359 | 14.19554 | – |
| 2025 Aug 13 17:58 | 2025 Aug 12 17:38:05 | 98.7278 | 0.00019 | 10.8456 | 27.2954 | 14.5359 | 14.19554 | – |
| 2025 Aug 12 17:56 | 2025 Aug 11 21:20:06 | 98.7278 | 0.00019 | 10.7901 | 29.0334 | 14.5359 | 14.19554 | – |
| 2025 Aug 11 17:56 | 2025 Aug 11 06:06:38 | 98.7278 | 0.00020 | 10.7484 | 30.4522 | 14.5359 | 14.19554 | – |
| 2025 Aug 10 17:57 | 2025 Aug 10 13:11:39 | 98.7278 | 0.00020 | 10.7021 | 31.6371 | 14.5359 | 14.19554 | – |
| 2025 Aug 09 17:56 | 2025 Aug 09 03:21:42 | 98.7277 | 0.00021 | 10.6094 | 34.1399 | 14.5359 | 14.19554 | – |
| 2025 Aug 08 17:56 | 2025 Aug 08 01:59:14 | 98.7277 | 0.00021 | 10.5400 | 35.8717 | 14.5359 | 14.19554 | – |
| 2025 Aug 07 17:56 | 2025 Aug 06 21:13:46 | 98.7277 | 0.00022 | 10.4612 | 38.0375 | 14.5359 | 14.19554 | – |
| 2025 Aug 05 17:56 | 2025 Aug 05 02:56:19 | 98.7276 | 0.00022 | 10.3454 | 41.5060 | 14.5359 | 14.19554 | – |
| 2025 Aug 04 17:56 | 2025 Aug 03 22:10:51 | 98.7275 | 0.00023 | 10.2667 | 43.6786 | 14.5359 | 14.19554 | – |
| 2025 Aug 03 17:56 | 2025 Aug 02 14:02:24 | 98.7275 | 0.00023 | 10.1787 | 46.2231 | 14.5359 | 14.19554 | – |