Orbital elements of WEOS
| Launched | 13 December 2002 |
| Flight ended | – |
| Launch site | Tanegashima Space Center, Japan |
| Owner | Japan |
| NORAD ID | 27599 |
| 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 Feb 05 18:58 | 2026 Feb 02 09:28:20 | 98.7988 | 0.00095 | 23.9589 | 354.0068 | 6.0998 | 14.30784 | 10.243 |
| 2026 Feb 04 18:57 | 2026 Feb 02 09:28:20 | 98.7988 | 0.00095 | 23.9589 | 354.0068 | 6.0998 | 14.30784 | 10.243 |
| 2026 Feb 03 18:56 | 2026 Feb 02 09:28:20 | 98.7988 | 0.00095 | 23.9589 | 354.0068 | 6.0998 | 14.30784 | 10.243 |
| 2026 Feb 02 18:56 | 2026 Feb 02 09:28:20 | 98.7988 | 0.00095 | 23.9589 | 354.0068 | 6.0998 | 14.30784 | 10.243 |
| 2026 Feb 01 18:56 | 2026 Jan 27 20:52:56 | 98.7979 | 0.00098 | 23.5863 | 9.9392 | 6.0998 | 14.30784 | 10.243 |
| 2026 Jan 31 18:56 | 2026 Jan 27 20:52:56 | 98.7979 | 0.00098 | 23.5863 | 9.9392 | 6.0998 | 14.30784 | 10.243 |
| 2026 Jan 30 18:57 | 2026 Jan 27 20:52:56 | 98.7979 | 0.00098 | 23.5863 | 9.9392 | 6.0998 | 14.30784 | 10.243 |
| 2026 Jan 29 18:56 | 2026 Jan 27 20:52:56 | 98.7979 | 0.00098 | 23.5863 | 9.9392 | 6.0998 | 14.30784 | 10.243 |
| 2026 Jan 28 18:56 | 2026 Jan 27 20:52:56 | 98.7979 | 0.00098 | 23.5863 | 9.9392 | 6.0998 | 14.30784 | 10.243 |
| 2026 Jan 27 18:56 | 2026 Jan 22 11:38:54 | 98.7972 | 0.00101 | 23.2231 | 25.0330 | 6.0998 | 14.30784 | 10.243 |
| 2026 Jan 26 18:57 | 2026 Jan 22 11:38:54 | 98.7972 | 0.00101 | 23.2231 | 25.0330 | 6.0998 | 14.30784 | 10.243 |
| 2026 Jan 25 18:57 | 2026 Jan 22 11:38:54 | 98.7972 | 0.00101 | 23.2231 | 25.0330 | 6.0998 | 14.30784 | 10.243 |
| 2026 Jan 24 18:58 | 2026 Jan 22 11:38:54 | 98.7972 | 0.00101 | 23.2231 | 25.0330 | 6.0998 | 14.30784 | 10.243 |
| 2026 Jan 22 18:56 | 2026 Jan 22 11:38:54 | 98.7972 | 0.00101 | 23.2231 | 25.0330 | 6.0998 | 14.30784 | 10.243 |
| 2026 Jan 21 18:56 | 2026 Jan 16 14:39:56 | 98.7958 | 0.00104 | 22.8270 | 40.9901 | 6.0998 | 14.30784 | 10.243 |
| 2026 Jan 20 19:06 | 2026 Jan 16 14:39:56 | 98.7958 | 0.00104 | 22.8270 | 40.9901 | 6.0998 | 14.30784 | 10.243 |
| 2026 Jan 19 18:57 | 2026 Jan 16 14:39:56 | 98.7958 | 0.00104 | 22.8270 | 40.9901 | 6.0998 | 14.30784 | 10.243 |
| 2026 Jan 18 18:57 | 2026 Jan 16 14:39:56 | 98.7958 | 0.00104 | 22.8270 | 40.9901 | 6.0998 | 14.30784 | 10.243 |