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 |
| 2025 Dec 30 18:56 | 2025 Dec 29 20:39:34 | 30.9914 | 0.00063 | 12.8191 | 41.4215 | 318.6912 | 15.52314 | – |
| 2025 Dec 29 18:56 | 2025 Dec 28 15:20:19 | 30.9919 | 0.00064 | 13.3796 | 29.2560 | 318.6912 | 15.52314 | – |
| 2025 Dec 28 18:57 | 2025 Dec 28 15:20:19 | 30.9919 | 0.00064 | 13.3796 | 29.2560 | 318.6912 | 15.52314 | – |
| 2025 Dec 27 18:57 | 2025 Dec 26 21:40:00 | 30.9925 | 0.00064 | 14.1762 | 12.6060 | 318.6912 | 15.52314 | – |
| 2025 Dec 26 18:56 | 2025 Dec 26 00:03:25 | 30.9922 | 0.00066 | 14.5892 | 3.8249 | 318.6912 | 15.52314 | – |
| 2025 Dec 25 18:57 | 2025 Dec 24 07:55:15 | 30.9927 | 0.00067 | 15.3560 | 347.7188 | 318.6912 | 15.52314 | – |
| 2025 Dec 24 18:56 | 2025 Dec 24 00:12:06 | 30.9928 | 0.00067 | 15.5035 | 344.6881 | 318.6912 | 15.52314 | – |
| 2025 Dec 23 18:56 | 2025 Dec 23 01:02:37 | 30.9930 | 0.00068 | 15.9458 | 334.7749 | 318.6912 | 15.52314 | – |
| 2025 Dec 22 18:57 | 2025 Dec 22 01:53:03 | 30.9931 | 0.00068 | 16.3882 | 324.9926 | 318.6912 | 15.52314 | – |
| 2025 Dec 21 18:57 | 2025 Dec 21 01:10:44 | 30.9933 | 0.00068 | 16.8599 | 314.6570 | 318.6912 | 15.52314 | – |
| 2025 Dec 20 18:57 | 2025 Dec 20 00:28:20 | 30.9939 | 0.00068 | 17.3315 | 304.4738 | 318.6912 | 15.52314 | – |
| 2025 Dec 19 18:57 | 2025 Dec 19 02:51:11 | 30.9941 | 0.00068 | 17.7442 | 295.7496 | 318.6912 | 15.52314 | – |
| 2025 Dec 18 18:57 | 2025 Dec 18 03:41:19 | 30.9944 | 0.00069 | 18.1864 | 286.4010 | 318.6912 | 15.52314 | – |
| 2025 Dec 17 18:58 | 2025 Dec 17 02:58:42 | 30.9943 | 0.00069 | 18.6580 | 276.2554 | 318.6912 | 15.52314 | – |
| 2025 Dec 16 18:57 | 2025 Dec 15 21:37:59 | 30.9943 | 0.00070 | 19.2179 | 263.9527 | 318.6912 | 15.52314 | – |
| 2025 Dec 15 18:58 | 2025 Dec 14 22:27:52 | 30.9945 | 0.00069 | 19.6599 | 254.5788 | 318.6912 | 15.52314 | – |
| 2025 Dec 14 18:56 | 2025 Dec 13 23:17:41 | 30.9949 | 0.00070 | 20.1020 | 245.1880 | 318.6912 | 15.52314 | – |
| 2025 Dec 13 18:56 | 2025 Dec 13 04:45:29 | 30.9949 | 0.00070 | 20.4556 | 237.7930 | 318.6912 | 15.52314 | – |
| 2025 Dec 12 18:57 | 2025 Dec 12 05:35:07 | 30.9949 | 0.00070 | 20.8975 | 228.7655 | 318.6912 | 15.52314 | – |
| 2025 Dec 11 18:56 | 2025 Dec 11 06:24:39 | 30.9950 | 0.00069 | 21.3394 | 219.1449 | 318.6912 | 15.52314 | – |
| 2025 Dec 10 18:56 | 2025 Dec 10 07:14:03 | 30.9951 | 0.00069 | 21.7813 | 209.6085 | 318.6912 | 15.52314 | – |
| 2025 Dec 09 18:56 | 2025 Dec 09 06:30:36 | 30.9955 | 0.00068 | 22.2525 | 199.9218 | 318.6912 | 15.52314 | – |
| 2025 Dec 08 18:56 | 2025 Dec 08 07:19:47 | 30.9954 | 0.00068 | 22.6942 | 191.1663 | 318.6912 | 15.52314 | – |
| 2025 Dec 07 18:56 | 2025 Dec 07 03:30:39 | 30.9955 | 0.00067 | 23.2242 | 180.1892 | 318.6912 | 15.52314 | – |
| 2025 Dec 06 18:56 | 2025 Dec 06 07:25:05 | 30.9954 | 0.00067 | 23.6070 | 171.5830 | 318.6912 | 15.52314 | – |
| 2025 Dec 05 18:57 | 2025 Dec 05 05:08:26 | 30.9957 | 0.00066 | 0.1075 | 160.5838 | 318.6912 | 15.52314 | – |
| 2025 Dec 04 18:57 | 2025 Dec 04 07:29:54 | 30.9956 | 0.00065 | 0.5196 | 151.7062 | 318.6912 | 15.52314 | – |
| 2025 Dec 03 18:56 | 2025 Dec 03 09:51:16 | 30.9955 | 0.00065 | 0.9316 | 142.7886 | 318.6912 | 15.52314 | – |