Orbital elements of HIMAWARI-4 AKM
| Launched | 4 September 1989 |
| Flight ended | – |
| Launch site | Tanegashima Space Center, Japan |
| Owner | Japan |
| NORAD ID | 20317 |
| 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 16 18:57 | 2025 Dec 12 02:34:27 | 12.7716 | 0.02370 | 22.5582 | 58.4468 | 311.7896 | 0.98762 | – |
| 2025 Dec 15 18:58 | 2025 Dec 12 02:34:27 | 12.7716 | 0.02370 | 22.5582 | 58.4468 | 311.7896 | 0.98762 | – |
| 2025 Dec 14 18:56 | 2025 Dec 12 02:34:27 | 12.7716 | 0.02370 | 22.5582 | 58.4468 | 311.7896 | 0.98762 | – |
| 2025 Dec 13 18:56 | 2025 Dec 12 02:34:27 | 12.7716 | 0.02370 | 22.5582 | 58.4468 | 311.7896 | 0.98762 | – |
| 2025 Dec 12 18:57 | 2025 Dec 12 02:34:27 | 12.7716 | 0.02370 | 22.5582 | 58.4468 | 311.7896 | 0.98762 | – |
| 2025 Dec 11 18:56 | 2025 Dec 07 01:48:27 | 12.7766 | 0.02369 | 22.5603 | 58.3736 | 311.7896 | 0.98762 | – |
| 2025 Dec 10 18:56 | 2025 Dec 07 01:48:27 | 12.7766 | 0.02369 | 22.5603 | 58.3736 | 311.7896 | 0.98762 | – |
| 2025 Dec 09 18:56 | 2025 Dec 07 01:48:27 | 12.7766 | 0.02369 | 22.5603 | 58.3736 | 311.7896 | 0.98762 | – |
| 2025 Dec 08 18:56 | 2025 Dec 07 01:48:27 | 12.7766 | 0.02369 | 22.5603 | 58.3736 | 311.7896 | 0.98762 | – |
| 2025 Dec 07 18:56 | 2025 Dec 07 01:48:27 | 12.7766 | 0.02369 | 22.5603 | 58.3736 | 311.7896 | 0.98762 | – |
| 2025 Dec 06 18:56 | 2025 Dec 01 23:42:51 | 12.7814 | 0.02368 | 22.5625 | 58.2902 | 311.7896 | 0.98762 | – |
| 2025 Dec 05 18:57 | 2025 Dec 01 23:42:51 | 12.7814 | 0.02368 | 22.5625 | 58.2902 | 311.7896 | 0.98762 | – |
| 2025 Dec 04 18:57 | 2025 Dec 01 23:42:51 | 12.7814 | 0.02368 | 22.5625 | 58.2902 | 311.7896 | 0.98762 | – |
| 2025 Dec 03 18:56 | 2025 Dec 01 23:42:51 | 12.7814 | 0.02368 | 22.5625 | 58.2902 | 311.7896 | 0.98762 | – |
| 2025 Dec 02 18:56 | 2025 Dec 01 23:42:51 | 12.7814 | 0.02368 | 22.5625 | 58.2902 | 311.7896 | 0.98762 | – |
| 2025 Nov 30 18:57 | 2025 Nov 25 08:40:23 | 12.7879 | 0.02366 | 22.5653 | 58.1821 | 311.7896 | 0.98762 | – |
| 2025 Nov 29 18:56 | 2025 Nov 25 08:40:23 | 12.7879 | 0.02366 | 22.5653 | 58.1821 | 311.7896 | 0.98762 | – |
| 2025 Nov 28 18:57 | 2025 Nov 25 08:40:23 | 12.7879 | 0.02366 | 22.5653 | 58.1821 | 311.7896 | 0.98762 | – |
| 2025 Nov 27 18:57 | 2025 Nov 25 08:40:23 | 12.7879 | 0.02366 | 22.5653 | 58.1821 | 311.7896 | 0.98762 | – |
| 2025 Nov 26 18:57 | 2025 Nov 25 08:40:23 | 12.7879 | 0.02366 | 22.5653 | 58.1821 | 311.7896 | 0.98762 | – |
| 2025 Nov 25 18:57 | 2025 Nov 25 08:40:23 | 12.7879 | 0.02366 | 22.5653 | 58.1821 | 311.7896 | 0.98762 | – |
| 2025 Nov 24 18:56 | 2025 Nov 19 19:14:37 | 12.7934 | 0.02364 | 22.5676 | 58.1138 | 311.7896 | 0.98762 | – |
| 2025 Nov 23 18:57 | 2025 Nov 19 19:14:37 | 12.7934 | 0.02364 | 22.5676 | 58.1138 | 311.7896 | 0.98762 | – |
| 2025 Nov 21 18:57 | 2025 Nov 19 19:14:37 | 12.7934 | 0.02364 | 22.5676 | 58.1138 | 311.7896 | 0.98762 | – |
| 2025 Nov 20 18:56 | 2025 Nov 19 19:14:37 | 12.7934 | 0.02364 | 22.5676 | 58.1138 | 311.7896 | 0.98762 | – |