Orbital elements of M-4S R/B
| Launched | 27 September 1971 |
| Flight ended | – |
| Launch site | Uchinoura Space Center (Fomerly Kagoshima Space Center-University of Tokyo, Japan) |
| Owner | Japan |
| NORAD ID | 5498 |
| 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 Oct 26 18:57 | 2025 Oct 23 21:06:38 | 32.0307 | 0.05741 | 6.6152 | 320.5221 | 35.4858 | 12.88495 | 8.243 |
| 2025 Oct 25 17:57 | 2025 Oct 23 21:06:38 | 32.0307 | 0.05741 | 6.6152 | 320.5221 | 35.4858 | 12.88495 | 8.243 |
| 2025 Oct 24 17:57 | 2025 Oct 23 21:06:38 | 32.0307 | 0.05741 | 6.6152 | 320.5221 | 35.4858 | 12.88495 | 8.243 |
| 2025 Oct 22 17:56 | 2025 Oct 18 05:19:28 | 32.0314 | 0.05743 | 8.2879 | 282.1810 | 35.4858 | 12.88495 | 8.243 |
| 2025 Oct 21 17:56 | 2025 Oct 18 05:19:28 | 32.0314 | 0.05743 | 8.2879 | 282.1810 | 35.4858 | 12.88495 | 8.243 |
| 2025 Oct 20 17:56 | 2025 Oct 18 05:19:28 | 32.0314 | 0.05743 | 8.2879 | 282.1810 | 35.4858 | 12.88495 | 8.243 |
| 2025 Oct 19 17:56 | 2025 Oct 18 05:19:28 | 32.0314 | 0.05743 | 8.2879 | 282.1810 | 35.4858 | 12.88495 | 8.243 |
| 2025 Oct 18 17:56 | 2025 Oct 18 05:19:28 | 32.0314 | 0.05743 | 8.2879 | 282.1810 | 35.4858 | 12.88495 | 8.243 |
| 2025 Oct 17 17:56 | 2025 Oct 07 14:31:50 | 32.0305 | 0.05740 | 11.4267 | 210.2357 | 35.4858 | 12.88495 | 8.243 |
| 2025 Oct 16 17:56 | 2025 Oct 07 14:31:50 | 32.0305 | 0.05740 | 11.4267 | 210.2357 | 35.4858 | 12.88495 | 8.243 |
| 2025 Oct 15 17:56 | 2025 Oct 07 14:31:50 | 32.0305 | 0.05740 | 11.4267 | 210.2357 | 35.4858 | 12.88495 | 8.243 |
| 2025 Oct 14 17:56 | 2025 Oct 07 14:31:50 | 32.0305 | 0.05740 | 11.4267 | 210.2357 | 35.4858 | 12.88495 | 8.243 |
| 2025 Oct 12 17:56 | 2025 Oct 07 14:31:50 | 32.0305 | 0.05740 | 11.4267 | 210.2357 | 35.4858 | 12.88495 | 8.243 |
| 2025 Oct 11 17:57 | 2025 Oct 07 14:31:50 | 32.0305 | 0.05740 | 11.4267 | 210.2357 | 35.4858 | 12.88495 | 8.243 |
| 2025 Oct 09 17:56 | 2025 Oct 07 14:31:50 | 32.0305 | 0.05740 | 11.4267 | 210.2357 | 35.4858 | 12.88495 | 8.243 |
| 2025 Oct 08 17:56 | 2025 Oct 07 14:31:50 | 32.0305 | 0.05740 | 11.4267 | 210.2357 | 35.4858 | 12.88495 | 8.243 |
| 2025 Oct 07 17:56 | 2025 Oct 07 14:31:50 | 32.0305 | 0.05740 | 11.4267 | 210.2357 | 35.4858 | 12.88495 | 8.243 |
| 2025 Oct 05 17:56 | 2025 Sep 26 05:09:56 | 32.0272 | 0.05737 | 14.7945 | 132.9848 | 35.4858 | 12.88495 | 8.243 |
| 2025 Oct 04 17:57 | 2025 Sep 26 05:09:56 | 32.0272 | 0.05737 | 14.7945 | 132.9848 | 35.4858 | 12.88495 | 8.243 |
| 2025 Oct 03 17:57 | 2025 Sep 26 05:09:56 | 32.0272 | 0.05737 | 14.7945 | 132.9848 | 35.4858 | 12.88495 | 8.243 |
| 2025 Oct 02 17:56 | 2025 Sep 26 05:09:56 | 32.0272 | 0.05737 | 14.7945 | 132.9848 | 35.4858 | 12.88495 | 8.243 |
| 2025 Sep 30 17:56 | 2025 Sep 26 05:09:56 | 32.0272 | 0.05737 | 14.7945 | 132.9848 | 35.4858 | 12.88495 | 8.243 |
| 2025 Sep 29 17:56 | 2025 Sep 26 05:09:56 | 32.0272 | 0.05737 | 14.7945 | 132.9848 | 35.4858 | 12.88495 | 8.243 |