Orbital elements of H-1 R/B
| Launched | 11 August 1986 |
| Flight ended | – |
| Launch site | Tanegashima Space Center, Japan |
| Owner | Japan |
| NORAD ID | 16910 |
| Alternative names |
MABES |
| 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 08 17:57 | 2026 May 05 10:25:46 | 50.0029 | 0.00728 | 12.3513 | 165.4253 | 207.6061 | 12.32656 | 4.743 |
| 2026 May 07 17:58 | 2026 May 05 10:25:46 | 50.0029 | 0.00728 | 12.3513 | 165.4253 | 207.6061 | 12.32656 | 4.743 |
| 2026 May 06 17:57 | 2026 May 05 10:25:46 | 50.0029 | 0.00728 | 12.3513 | 165.4253 | 207.6061 | 12.32656 | 4.743 |
| 2026 May 05 17:57 | 2026 May 05 10:25:46 | 50.0029 | 0.00728 | 12.3513 | 165.4253 | 207.6061 | 12.32656 | 4.743 |
| 2026 May 04 17:57 | 2026 Apr 30 14:23:33 | 50.0037 | 0.00728 | 13.3208 | 153.3780 | 207.6061 | 12.32656 | 4.743 |
| 2026 May 03 17:57 | 2026 Apr 30 14:23:33 | 50.0037 | 0.00728 | 13.3208 | 153.3780 | 207.6061 | 12.32656 | 4.743 |
| 2026 May 02 17:57 | 2026 Apr 30 14:23:33 | 50.0037 | 0.00728 | 13.3208 | 153.3780 | 207.6061 | 12.32656 | 4.743 |
| 2026 May 01 17:56 | 2026 Apr 30 14:23:33 | 50.0037 | 0.00728 | 13.3208 | 153.3780 | 207.6061 | 12.32656 | 4.743 |
| 2026 Apr 30 17:56 | 2026 Apr 30 14:23:33 | 50.0037 | 0.00728 | 13.3208 | 153.3780 | 207.6061 | 12.32656 | 4.743 |
| 2026 Apr 29 17:57 | 2026 Apr 24 12:08:27 | 50.0044 | 0.00728 | 14.5426 | 138.1795 | 207.6061 | 12.32656 | 4.743 |
| 2026 Apr 28 17:56 | 2026 Apr 24 12:08:27 | 50.0044 | 0.00728 | 14.5426 | 138.1795 | 207.6061 | 12.32656 | 4.743 |
| 2026 Apr 27 17:58 | 2026 Apr 24 12:08:27 | 50.0044 | 0.00728 | 14.5426 | 138.1795 | 207.6061 | 12.32656 | 4.743 |
| 2026 Apr 26 17:58 | 2026 Apr 24 12:08:27 | 50.0044 | 0.00728 | 14.5426 | 138.1795 | 207.6061 | 12.32656 | 4.743 |
| 2026 Apr 25 17:58 | 2026 Apr 24 12:08:27 | 50.0044 | 0.00728 | 14.5426 | 138.1795 | 207.6061 | 12.32656 | 4.743 |
| 2026 Apr 24 17:59 | 2026 Apr 24 12:08:27 | 50.0044 | 0.00728 | 14.5426 | 138.1795 | 207.6061 | 12.32656 | 4.743 |
| 2026 Apr 23 17:57 | 2026 Apr 19 07:13:09 | 50.0043 | 0.00729 | 15.5863 | 125.1971 | 207.6061 | 12.32656 | 4.743 |
| 2026 Apr 22 17:57 | 2026 Apr 19 07:13:09 | 50.0043 | 0.00729 | 15.5863 | 125.1971 | 207.6061 | 12.32656 | 4.743 |
| 2026 Apr 21 17:57 | 2026 Apr 19 07:13:09 | 50.0043 | 0.00729 | 15.5863 | 125.1971 | 207.6061 | 12.32656 | 4.743 |
| 2026 Apr 20 17:57 | 2026 Apr 19 07:13:09 | 50.0043 | 0.00729 | 15.5863 | 125.1971 | 207.6061 | 12.32656 | 4.743 |
| 2026 Apr 19 17:58 | 2026 Apr 19 07:13:09 | 50.0043 | 0.00729 | 15.5863 | 125.1971 | 207.6061 | 12.32656 | 4.743 |
| 2026 Apr 18 17:56 | 2026 Apr 13 04:09:28 | 50.0040 | 0.00729 | 16.8150 | 109.9112 | 207.6061 | 12.32656 | 4.743 |
| 2026 Apr 16 17:57 | 2026 Apr 13 04:09:28 | 50.0040 | 0.00729 | 16.8150 | 109.9112 | 207.6061 | 12.32656 | 4.743 |
| 2026 Apr 14 17:57 | 2026 Apr 13 04:09:28 | 50.0040 | 0.00729 | 16.8150 | 109.9112 | 207.6061 | 12.32656 | 4.743 |
| 2026 Apr 13 17:57 | 2026 Apr 13 04:09:28 | 50.0040 | 0.00729 | 16.8150 | 109.9112 | 207.6061 | 12.32656 | 4.743 |
| 2026 Apr 12 17:57 | 2026 Apr 08 10:29:08 | 50.0036 | 0.00730 | 17.7647 | 98.1048 | 207.6061 | 12.32656 | 4.743 |
| 2026 Apr 11 17:57 | 2026 Apr 08 10:29:08 | 50.0036 | 0.00730 | 17.7647 | 98.1048 | 207.6061 | 12.32656 | 4.743 |