Orbital elements of UME-2
| Launched | 15 February 1978 |
| Flight ended | – |
| Launch site | Tanegashima Space Center, Japan |
| Owner | Japan |
| NORAD ID | 10674 |
| Alternative names |
ISS-B |
| 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 Aug 20 17:56 | 2025 Aug 17 23:11:49 | 69.3633 | 0.01612 | 9.5121 | 73.5514 | 4.6431 | 13.43700 | 7.743 |
| 2025 Aug 19 17:56 | 2025 Aug 17 23:11:49 | 69.3633 | 0.01612 | 9.5121 | 73.5514 | 4.6431 | 13.43700 | 7.743 |
| 2025 Aug 18 17:56 | 2025 Aug 17 23:11:49 | 69.3633 | 0.01612 | 9.5121 | 73.5514 | 4.6431 | 13.43700 | 7.743 |
| 2025 Aug 16 17:56 | 2025 Aug 11 22:25:20 | 69.3630 | 0.01611 | 10.3229 | 80.2324 | 4.6431 | 13.43700 | 7.743 |
| 2025 Aug 15 17:57 | 2025 Aug 11 22:25:20 | 69.3630 | 0.01611 | 10.3229 | 80.2324 | 4.6431 | 13.43700 | 7.743 |
| 2025 Aug 14 17:56 | 2025 Aug 11 22:25:20 | 69.3630 | 0.01611 | 10.3229 | 80.2324 | 4.6431 | 13.43700 | 7.743 |
| 2025 Aug 13 17:58 | 2025 Aug 11 22:25:20 | 69.3630 | 0.01611 | 10.3229 | 80.2324 | 4.6431 | 13.43700 | 7.743 |
| 2025 Aug 12 17:56 | 2025 Aug 11 22:25:20 | 69.3630 | 0.01611 | 10.3229 | 80.2324 | 4.6431 | 13.43700 | 7.743 |
| 2025 Aug 11 17:56 | 2025 Aug 06 22:44:29 | 69.3627 | 0.01610 | 10.9931 | 85.7624 | 4.6431 | 13.43700 | 7.743 |
| 2025 Aug 10 17:57 | 2025 Aug 06 22:44:29 | 69.3627 | 0.01610 | 10.9931 | 85.7624 | 4.6431 | 13.43700 | 7.743 |
| 2025 Aug 09 17:56 | 2025 Aug 06 22:44:29 | 69.3627 | 0.01610 | 10.9931 | 85.7624 | 4.6431 | 13.43700 | 7.743 |
| 2025 Aug 08 17:56 | 2025 Aug 06 22:44:29 | 69.3627 | 0.01610 | 10.9931 | 85.7624 | 4.6431 | 13.43700 | 7.743 |
| 2025 Aug 07 17:56 | 2025 Aug 06 22:44:29 | 69.3627 | 0.01610 | 10.9931 | 85.7624 | 4.6431 | 13.43700 | 7.743 |
| 2025 Aug 05 17:56 | 2025 Jul 31 21:47:45 | 69.3618 | 0.01610 | 11.8049 | 92.4612 | 4.6431 | 13.43700 | 7.743 |
| 2025 Aug 04 17:56 | 2025 Jul 31 21:47:45 | 69.3618 | 0.01610 | 11.8049 | 92.4612 | 4.6431 | 13.43700 | 7.743 |
| 2025 Aug 03 17:56 | 2025 Jul 31 21:47:45 | 69.3618 | 0.01610 | 11.8049 | 92.4612 | 4.6431 | 13.43700 | 7.743 |
| 2025 Aug 02 17:56 | 2025 Jul 31 21:47:45 | 69.3618 | 0.01610 | 11.8049 | 92.4612 | 4.6431 | 13.43700 | 7.743 |
| 2025 Aug 01 17:56 | 2025 Jul 31 21:47:45 | 69.3618 | 0.01610 | 11.8049 | 92.4612 | 4.6431 | 13.43700 | 7.743 |
| 2025 Jul 31 17:56 | 2025 Jul 26 10:18:17 | 69.3611 | 0.01610 | 12.5413 | 98.5378 | 4.6431 | 13.43700 | 7.743 |
| 2025 Jul 29 17:56 | 2025 Jul 26 10:18:17 | 69.3611 | 0.01610 | 12.5413 | 98.5378 | 4.6431 | 13.43700 | 7.743 |
| 2025 Jul 28 17:58 | 2025 Jul 26 10:18:17 | 69.3611 | 0.01610 | 12.5413 | 98.5378 | 4.6431 | 13.43700 | 7.743 |
| 2025 Jul 26 17:56 | 2025 Jul 26 10:18:17 | 69.3611 | 0.01610 | 12.5413 | 98.5378 | 4.6431 | 13.43700 | 7.743 |
| 2025 Jul 25 17:56 | 2025 Jul 20 11:08:00 | 69.3605 | 0.01611 | 13.3432 | 105.1508 | 4.6431 | 13.43700 | 7.743 |