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 |
| 2026 Apr 30 17:56 | 2026 Apr 30 10:58:50 | 98.7039 | 0.00016 | 4.0036 | 13.7087 | 346.4133 | 14.19556 | – |
| 2026 Apr 29 17:57 | 2026 Apr 29 11:17:52 | 98.7038 | 0.00017 | 3.9390 | 15.5082 | 346.4133 | 14.19556 | – |
| 2026 Apr 28 17:56 | 2026 Apr 28 11:36:54 | 98.7037 | 0.00017 | 3.8743 | 17.6833 | 346.4133 | 14.19556 | – |
| 2026 Apr 27 17:58 | 2026 Apr 27 11:55:57 | 98.7035 | 0.00018 | 3.8096 | 20.0321 | 346.4133 | 14.19556 | – |
| 2026 Apr 26 17:58 | 2026 Apr 26 10:33:29 | 98.7033 | 0.00018 | 3.7404 | 22.3565 | 346.4133 | 14.19556 | – |
| 2026 Apr 25 17:58 | 2026 Apr 25 10:52:31 | 98.7032 | 0.00019 | 3.6757 | 24.3307 | 346.4133 | 14.19556 | – |
| 2026 Apr 24 17:59 | 2026 Apr 24 06:07:04 | 98.7031 | 0.00019 | 3.5972 | 26.5874 | 346.4133 | 14.19556 | – |
| 2026 Apr 23 17:57 | 2026 Apr 23 06:26:06 | 98.7030 | 0.00020 | 3.5326 | 28.6481 | 346.4133 | 14.19556 | – |
| 2026 Apr 22 17:57 | 2026 Apr 22 06:45:08 | 98.7030 | 0.00020 | 3.4679 | 30.6563 | 346.4133 | 14.19556 | – |
| 2026 Apr 21 17:57 | 2026 Apr 21 12:08:40 | 98.7029 | 0.00021 | 3.4171 | 32.3024 | 346.4133 | 14.19556 | – |
| 2026 Apr 20 17:57 | 2026 Apr 20 10:46:12 | 98.7028 | 0.00021 | 3.3479 | 33.9540 | 346.4133 | 14.19556 | – |
| 2026 Apr 19 17:58 | 2026 Apr 19 11:05:14 | 98.7028 | 0.00022 | 3.2832 | 35.7705 | 346.4133 | 14.19556 | – |
| 2026 Apr 18 17:56 | 2026 Apr 18 04:38:17 | 98.7027 | 0.00022 | 3.2001 | 38.0666 | 346.4133 | 14.19556 | – |
| 2026 Apr 16 17:57 | 2026 Apr 16 05:16:21 | 98.7025 | 0.00023 | 3.0708 | 42.1800 | 346.4133 | 14.19556 | – |
| 2026 Apr 14 17:57 | 2026 Apr 14 12:40:26 | 98.7595 | 0.00024 | 2.9595 | 43.7698 | 346.4133 | 14.19556 | – |
| 2026 Apr 13 17:57 | 2026 Apr 13 04:31:59 | 98.7593 | 0.00024 | 2.8712 | 46.2142 | 346.4133 | 14.19556 | – |
| 2026 Apr 12 17:57 | 2026 Apr 12 11:37:01 | 98.7592 | 0.00024 | 2.8247 | 47.2740 | 346.4133 | 14.19556 | – |
| 2026 Apr 11 17:57 | 2026 Apr 11 11:56:04 | 98.7591 | 0.00025 | 2.7597 | 49.0324 | 346.4133 | 14.19556 | – |
| 2026 Apr 10 17:58 | 2026 Apr 10 07:10:37 | 98.7590 | 0.00025 | 2.6807 | 51.4004 | 346.4133 | 14.19556 | – |
| 2026 Apr 09 18:01 | 2026 Apr 09 05:48:10 | 98.7589 | 0.00025 | 2.6110 | 53.4408 | 346.4133 | 14.19556 | – |
| 2026 Apr 08 17:57 | 2026 Apr 08 06:07:12 | 98.7588 | 0.00026 | 2.5459 | 55.1939 | 346.4133 | 14.19556 | – |
| 2026 Apr 07 17:57 | 2026 Apr 07 04:44:45 | 98.7587 | 0.00026 | 2.4762 | 56.8737 | 346.4133 | 14.19556 | – |
| 2026 Apr 06 17:57 | 2026 Apr 06 06:45:17 | 98.7586 | 0.00026 | 2.4158 | 58.5657 | 346.4133 | 14.19556 | – |
| 2026 Apr 05 17:56 | 2026 Apr 05 12:08:49 | 98.7586 | 0.00026 | 2.3647 | 59.6662 | 346.4133 | 14.19556 | – |
| 2026 Apr 04 17:57 | 2026 Apr 04 05:41:53 | 98.7585 | 0.00027 | 2.2810 | 62.1906 | 346.4133 | 14.19556 | – |
| 2026 Apr 03 17:56 | 2026 Apr 03 11:05:25 | 98.7584 | 0.00027 | 2.2299 | 63.4361 | 346.4133 | 14.19556 | – |