Orbital elements of HORYU-4
| Launched | 16 February 2016 |
| Flight ended | – |
| Launch site | Tanegashima Space Center, Japan |
| Owner | Japan |
| NORAD ID | 41340 |
| 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 May 27 17:57 | 2026 May 27 12:29:40 | 30.9868 | 0.00029 | 15.2830 | 139.4044 | 220.6827 | 15.82802 | – |
| 2026 May 26 17:57 | 2026 May 26 07:44:11 | 30.9871 | 0.00031 | 15.8583 | 130.7878 | 220.6827 | 15.82802 | – |
| 2026 May 25 17:57 | 2026 May 25 09:01:34 | 30.9872 | 0.00033 | 16.3123 | 125.1577 | 220.6827 | 15.82802 | – |
| 2026 May 24 17:57 | 2026 May 23 23:42:27 | 30.9874 | 0.00035 | 16.9778 | 115.1107 | 220.6827 | 15.82802 | – |
| 2026 May 23 17:58 | 2026 May 23 08:33:33 | 30.9874 | 0.00037 | 17.2802 | 112.5235 | 220.6827 | 15.82802 | – |
| 2026 May 22 17:57 | 2026 May 21 09:35:09 | 30.9883 | 0.00040 | 18.2175 | 95.4050 | 220.6827 | 15.82802 | – |
| 2026 May 21 17:57 | 2026 May 21 02:00:28 | 30.9882 | 0.00042 | 18.3687 | 92.5419 | 220.6827 | 15.82802 | – |
| 2026 May 20 17:57 | 2026 May 20 12:21:57 | 30.9886 | 0.00042 | 18.6406 | 88.1764 | 220.6827 | 15.82802 | – |
| 2026 May 19 17:58 | 2026 May 19 10:35:37 | 30.9887 | 0.00045 | 19.1541 | 80.3168 | 220.6827 | 15.82802 | – |
| 2026 May 18 17:57 | 2026 May 18 13:21:54 | 30.9887 | 0.00047 | 19.5770 | 74.4764 | 220.6827 | 15.82802 | – |
| 2026 May 17 17:57 | 2026 May 17 13:06:00 | 30.9887 | 0.00047 | 20.0601 | 65.0940 | 220.6827 | 15.82802 | – |
| 2026 May 16 17:56 | 2026 May 15 20:08:32 | 30.9887 | 0.00051 | 20.8752 | 49.8161 | 220.6827 | 15.82802 | – |
| 2026 May 15 17:57 | 2026 May 14 19:51:52 | 30.9889 | 0.00052 | 21.3580 | 40.9689 | 220.6827 | 15.82802 | – |
| 2026 May 14 17:58 | 2026 May 13 16:32:51 | 30.9895 | 0.00053 | 21.9011 | 30.7718 | 220.6827 | 15.82802 | – |
| 2026 May 13 17:58 | 2026 May 13 05:55:23 | 30.9892 | 0.00055 | 22.1123 | 27.9931 | 220.6827 | 15.82802 | – |
| 2026 May 12 17:58 | 2026 May 11 15:58:20 | 30.9894 | 0.00056 | 22.8662 | 13.7022 | 220.6827 | 15.82802 | – |
| 2026 May 11 17:56 | 2026 May 11 06:51:46 | 30.9892 | 0.00057 | 23.0471 | 11.0917 | 220.6827 | 15.82802 | – |
| 2026 May 10 17:57 | 2026 May 09 18:25:10 | 30.9893 | 0.00058 | 23.7707 | 357.1247 | 220.6827 | 15.82802 | – |
| 2026 May 09 17:57 | 2026 May 09 07:47:18 | 30.9890 | 0.00059 | 23.9817 | 353.9917 | 220.6827 | 15.82802 | – |
| 2026 May 08 17:57 | 2026 May 07 23:53:25 | 30.9892 | 0.00061 | 0.6146 | 342.4033 | 220.6827 | 15.82802 | – |
| 2026 May 07 17:58 | 2026 May 07 01:06:05 | 30.9896 | 0.00062 | 1.0664 | 334.9237 | 220.6827 | 15.82802 | – |
| 2026 May 06 17:57 | 2026 May 06 09:54:24 | 30.9900 | 0.00062 | 1.3676 | 329.9550 | 220.6827 | 15.82802 | – |
| 2026 May 05 17:57 | 2026 May 04 21:25:57 | 30.9903 | 0.00062 | 2.0902 | 316.1635 | 220.6827 | 15.82802 | – |
| 2026 May 04 17:57 | 2026 May 04 01:40:13 | 30.9901 | 0.00063 | 2.4816 | 308.9775 | 220.6827 | 15.82802 | – |
| 2026 May 03 17:57 | 2026 May 03 02:51:50 | 30.9899 | 0.00063 | 2.9330 | 301.2578 | 220.6827 | 15.82802 | – |
| 2026 May 02 17:57 | 2026 May 02 04:03:11 | 30.9896 | 0.00063 | 3.3843 | 293.7685 | 220.6827 | 15.82802 | – |
| 2026 May 01 17:56 | 2026 May 01 02:11:44 | 30.9896 | 0.00064 | 3.8956 | 284.2293 | 220.6827 | 15.82802 | – |
| 2026 Apr 30 17:56 | 2026 Apr 30 12:30:13 | 30.9895 | 0.00063 | 4.1663 | 279.9281 | 220.6827 | 15.82802 | – |