Orbital elements of M-4S R/B
| Launched | 15 February 1971 |
| Flight ended | – |
| Launch site | Uchinoura Space Center (Fomerly Kagoshima Space Center-University of Tokyo, Japan) |
| Owner | Japan |
| NORAD ID | 5126 |
| 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 Jul 04 17:56 | 2026 Jun 28 19:24:34 | 29.6813 | 0.00124 | 7.1086 | 151.9684 | 208.1561 | 13.76307 | 8.743 |
| 2026 Jul 03 17:57 | 2026 Jun 28 19:24:34 | 29.6813 | 0.00124 | 7.1086 | 151.9684 | 208.1561 | 13.76307 | 8.743 |
| 2026 Jul 02 17:56 | 2026 Jun 28 19:24:34 | 29.6813 | 0.00124 | 7.1086 | 151.9684 | 208.1561 | 13.76307 | 8.743 |
| 2026 Jul 01 17:56 | 2026 Jun 28 19:24:34 | 29.6813 | 0.00124 | 7.1086 | 151.9684 | 208.1561 | 13.76307 | 8.743 |
| 2026 Jun 30 17:56 | 2026 Jun 28 19:24:34 | 29.6813 | 0.00124 | 7.1086 | 151.9684 | 208.1561 | 13.76307 | 8.743 |
| 2026 Jun 29 17:57 | 2026 Jun 28 19:24:34 | 29.6813 | 0.00124 | 7.1086 | 151.9684 | 208.1561 | 13.76307 | 8.743 |
| 2026 Jun 28 17:56 | 2026 Jun 22 13:41:51 | 29.6802 | 0.00123 | 9.2994 | 99.4228 | 208.1561 | 13.76307 | 8.743 |
| 2026 Jun 27 17:55 | 2026 Jun 22 13:41:51 | 29.6802 | 0.00123 | 9.2994 | 99.4228 | 208.1561 | 13.76307 | 8.743 |
| 2026 Jun 26 17:56 | 2026 Jun 22 13:41:51 | 29.6802 | 0.00123 | 9.2994 | 99.4228 | 208.1561 | 13.76307 | 8.743 |
| 2026 Jun 25 17:56 | 2026 Jun 22 13:41:51 | 29.6802 | 0.00123 | 9.2994 | 99.4228 | 208.1561 | 13.76307 | 8.743 |
| 2026 Jun 24 17:55 | 2026 Jun 22 13:41:51 | 29.6802 | 0.00123 | 9.2994 | 99.4228 | 208.1561 | 13.76307 | 8.743 |
| 2026 Jun 23 17:56 | 2026 Jun 22 13:41:51 | 29.6802 | 0.00123 | 9.2994 | 99.4228 | 208.1561 | 13.76307 | 8.743 |
| 2026 Jun 22 17:56 | 2026 Jun 16 16:41:20 | 29.6796 | 0.00123 | 11.3629 | 49.9995 | 208.1561 | 13.76307 | 8.743 |
| 2026 Jun 21 17:57 | 2026 Jun 16 16:41:20 | 29.6796 | 0.00123 | 11.3629 | 49.9995 | 208.1561 | 13.76307 | 8.743 |
| 2026 Jun 20 17:56 | 2026 Jun 16 16:41:20 | 29.6796 | 0.00123 | 11.3629 | 49.9995 | 208.1561 | 13.76307 | 8.743 |
| 2026 Jun 19 17:57 | 2026 Jun 16 16:41:20 | 29.6796 | 0.00123 | 11.3629 | 49.9995 | 208.1561 | 13.76307 | 8.743 |
| 2026 Jun 18 17:56 | 2026 Jun 16 16:41:20 | 29.6796 | 0.00123 | 11.3629 | 49.9995 | 208.1561 | 13.76307 | 8.743 |
| 2026 Jun 17 17:57 | 2026 Jun 16 16:41:20 | 29.6796 | 0.00123 | 11.3629 | 49.9995 | 208.1561 | 13.76307 | 8.743 |
| 2026 Jun 16 17:55 | 2026 Jun 11 09:36:25 | 29.6801 | 0.00123 | 13.2226 | 5.4530 | 208.1561 | 13.76307 | 8.743 |
| 2026 Jun 15 17:56 | 2026 Jun 11 09:36:25 | 29.6801 | 0.00123 | 13.2226 | 5.4530 | 208.1561 | 13.76307 | 8.743 |
| 2026 Jun 14 17:57 | 2026 Jun 11 09:36:25 | 29.6801 | 0.00123 | 13.2226 | 5.4530 | 208.1561 | 13.76307 | 8.743 |
| 2026 Jun 13 17:56 | 2026 Jun 11 09:36:25 | 29.6801 | 0.00123 | 13.2226 | 5.4530 | 208.1561 | 13.76307 | 8.743 |
| 2026 Jun 12 17:56 | 2026 Jun 11 09:36:25 | 29.6801 | 0.00123 | 13.2226 | 5.4530 | 208.1561 | 13.76307 | 8.743 |
| 2026 Jun 11 17:57 | 2026 Jun 06 19:56:00 | 29.6810 | 0.00124 | 14.8275 | 327.1367 | 208.1561 | 13.76307 | 8.743 |
| 2026 Jun 10 17:56 | 2026 Jun 06 19:56:00 | 29.6810 | 0.00124 | 14.8275 | 327.1367 | 208.1561 | 13.76307 | 8.743 |
| 2026 Jun 09 17:57 | 2026 Jun 06 19:56:00 | 29.6810 | 0.00124 | 14.8275 | 327.1367 | 208.1561 | 13.76307 | 8.743 |
| 2026 Jun 08 17:56 | 2026 Jun 06 19:56:00 | 29.6810 | 0.00124 | 14.8275 | 327.1367 | 208.1561 | 13.76307 | 8.743 |
| 2026 Jun 07 17:56 | 2026 Jun 06 19:56:00 | 29.6810 | 0.00124 | 14.8275 | 327.1367 | 208.1561 | 13.76307 | 8.743 |