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 Mar 29 17:57 | 2026 Mar 26 10:34:02 | 29.6814 | 0.00121 | 16.2503 | 77.8103 | 282.3833 | 13.76299 | 8.743 |
| 2026 Mar 28 18:57 | 2026 Mar 26 10:34:02 | 29.6814 | 0.00121 | 16.2503 | 77.8103 | 282.3833 | 13.76299 | 8.743 |
| 2026 Mar 27 18:57 | 2026 Mar 26 10:34:02 | 29.6814 | 0.00121 | 16.2503 | 77.8103 | 282.3833 | 13.76299 | 8.743 |
| 2026 Mar 26 18:57 | 2026 Mar 26 10:34:02 | 29.6814 | 0.00121 | 16.2503 | 77.8103 | 282.3833 | 13.76299 | 8.743 |
| 2026 Mar 25 18:56 | 2026 Mar 20 13:33:27 | 29.6817 | 0.00122 | 18.3138 | 28.2215 | 282.3833 | 13.76299 | 8.743 |
| 2026 Mar 24 18:56 | 2026 Mar 20 13:33:27 | 29.6817 | 0.00122 | 18.3138 | 28.2215 | 282.3833 | 13.76299 | 8.743 |
| 2026 Mar 23 18:56 | 2026 Mar 20 13:33:27 | 29.6817 | 0.00122 | 18.3138 | 28.2215 | 282.3833 | 13.76299 | 8.743 |
| 2026 Mar 22 18:56 | 2026 Mar 20 13:33:27 | 29.6817 | 0.00122 | 18.3138 | 28.2215 | 282.3833 | 13.76299 | 8.743 |
| 2026 Mar 21 19:05 | 2026 Mar 20 13:33:27 | 29.6817 | 0.00122 | 18.3138 | 28.2215 | 282.3833 | 13.76299 | 8.743 |
| 2026 Mar 20 18:57 | 2026 Mar 20 13:33:27 | 29.6817 | 0.00122 | 18.3138 | 28.2215 | 282.3833 | 13.76299 | 8.743 |
| 2026 Mar 19 18:56 | 2026 Mar 15 15:10:44 | 29.6824 | 0.00122 | 20.0460 | 346.6914 | 282.3833 | 13.76299 | 8.743 |
| 2026 Mar 18 18:56 | 2026 Mar 15 15:10:44 | 29.6824 | 0.00122 | 20.0460 | 346.6914 | 282.3833 | 13.76299 | 8.743 |
| 2026 Mar 17 18:56 | 2026 Mar 15 15:10:44 | 29.6824 | 0.00122 | 20.0460 | 346.6914 | 282.3833 | 13.76299 | 8.743 |
| 2026 Mar 16 18:57 | 2026 Mar 15 15:10:44 | 29.6824 | 0.00122 | 20.0460 | 346.6914 | 282.3833 | 13.76299 | 8.743 |
| 2026 Mar 15 18:56 | 2026 Mar 15 15:10:44 | 29.6824 | 0.00122 | 20.0460 | 346.6914 | 282.3833 | 13.76299 | 8.743 |
| 2026 Mar 14 18:56 | 2026 Mar 10 09:50:13 | 29.6835 | 0.00123 | 21.8801 | 302.9083 | 282.3833 | 13.76299 | 8.743 |
| 2026 Mar 13 18:57 | 2026 Mar 10 09:50:13 | 29.6835 | 0.00123 | 21.8801 | 302.9083 | 282.3833 | 13.76299 | 8.743 |
| 2026 Mar 12 18:57 | 2026 Mar 10 09:50:13 | 29.6835 | 0.00123 | 21.8801 | 302.9083 | 282.3833 | 13.76299 | 8.743 |
| 2026 Mar 11 18:56 | 2026 Mar 10 09:50:13 | 29.6835 | 0.00123 | 21.8801 | 302.9083 | 282.3833 | 13.76299 | 8.743 |
| 2026 Mar 10 18:56 | 2026 Mar 10 09:50:13 | 29.6835 | 0.00123 | 21.8801 | 302.9083 | 282.3833 | 13.76299 | 8.743 |
| 2026 Mar 09 18:56 | 2026 Mar 04 05:51:51 | 29.6838 | 0.00124 | 0.0452 | 251.2732 | 282.3833 | 13.76299 | 8.743 |
| 2026 Mar 08 18:57 | 2026 Mar 04 05:51:51 | 29.6838 | 0.00124 | 0.0452 | 251.2732 | 282.3833 | 13.76299 | 8.743 |
| 2026 Mar 07 18:57 | 2026 Mar 04 05:51:51 | 29.6838 | 0.00124 | 0.0452 | 251.2732 | 282.3833 | 13.76299 | 8.743 |
| 2026 Mar 06 18:56 | 2026 Mar 04 05:51:51 | 29.6838 | 0.00124 | 0.0452 | 251.2732 | 282.3833 | 13.76299 | 8.743 |
| 2026 Mar 05 18:56 | 2026 Mar 04 05:51:51 | 29.6838 | 0.00124 | 0.0452 | 251.2732 | 282.3833 | 13.76299 | 8.743 |
| 2026 Mar 04 18:57 | 2026 Mar 04 05:51:51 | 29.6838 | 0.00124 | 0.0452 | 251.2732 | 282.3833 | 13.76299 | 8.743 |
| 2026 Mar 03 18:56 | 2026 Feb 26 14:04:39 | 29.6833 | 0.00123 | 2.0320 | 203.9602 | 282.3833 | 13.76299 | 8.743 |
| 2026 Mar 02 18:57 | 2026 Feb 26 14:04:39 | 29.6833 | 0.00123 | 2.0320 | 203.9602 | 282.3833 | 13.76299 | 8.743 |