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 |
| 2026 Jul 04 17:56 | 2026 Jun 28 18:58:00 | 32.0307 | 0.05739 | 5.3169 | 201.4460 | 156.1146 | 12.88512 | 8.243 |
| 2026 Jul 03 17:57 | 2026 Jun 28 18:58:00 | 32.0307 | 0.05739 | 5.3169 | 201.4460 | 156.1146 | 12.88512 | 8.243 |
| 2026 Jul 02 17:56 | 2026 Jun 28 18:58:00 | 32.0307 | 0.05739 | 5.3169 | 201.4460 | 156.1146 | 12.88512 | 8.243 |
| 2026 Jul 01 17:56 | 2026 Jun 28 18:58:00 | 32.0307 | 0.05739 | 5.3169 | 201.4460 | 156.1146 | 12.88512 | 8.243 |
| 2026 Jun 30 17:56 | 2026 Jun 28 18:58:00 | 32.0307 | 0.05739 | 5.3169 | 201.4460 | 156.1146 | 12.88512 | 8.243 |
| 2026 Jun 29 17:57 | 2026 Jun 28 18:58:00 | 32.0307 | 0.05739 | 5.3169 | 201.4460 | 156.1146 | 12.88512 | 8.243 |
| 2026 Jun 28 17:56 | 2026 Jun 21 21:27:50 | 32.0280 | 0.05737 | 7.3559 | 154.6821 | 156.1146 | 12.88512 | 8.243 |
| 2026 Jun 27 17:55 | 2026 Jun 21 21:27:50 | 32.0280 | 0.05737 | 7.3559 | 154.6821 | 156.1146 | 12.88512 | 8.243 |
| 2026 Jun 26 17:56 | 2026 Jun 21 21:27:50 | 32.0280 | 0.05737 | 7.3559 | 154.6821 | 156.1146 | 12.88512 | 8.243 |
| 2026 Jun 25 17:56 | 2026 Jun 21 21:27:50 | 32.0280 | 0.05737 | 7.3559 | 154.6821 | 156.1146 | 12.88512 | 8.243 |
| 2026 Jun 24 17:55 | 2026 Jun 21 21:27:50 | 32.0280 | 0.05737 | 7.3559 | 154.6821 | 156.1146 | 12.88512 | 8.243 |
| 2026 Jun 23 17:56 | 2026 Jun 21 21:27:50 | 32.0280 | 0.05737 | 7.3559 | 154.6821 | 156.1146 | 12.88512 | 8.243 |
| 2026 Jun 22 17:56 | 2026 Jun 17 04:01:28 | 32.0265 | 0.05737 | 8.7535 | 122.6253 | 156.1146 | 12.88512 | 8.243 |
| 2026 Jun 21 17:57 | 2026 Jun 17 04:01:28 | 32.0265 | 0.05737 | 8.7535 | 122.6253 | 156.1146 | 12.88512 | 8.243 |
| 2026 Jun 20 17:56 | 2026 Jun 17 04:01:28 | 32.0265 | 0.05737 | 8.7535 | 122.6253 | 156.1146 | 12.88512 | 8.243 |
| 2026 Jun 19 17:57 | 2026 Jun 17 04:01:28 | 32.0265 | 0.05737 | 8.7535 | 122.6253 | 156.1146 | 12.88512 | 8.243 |
| 2026 Jun 18 17:56 | 2026 Jun 17 04:01:28 | 32.0265 | 0.05737 | 8.7535 | 122.6253 | 156.1146 | 12.88512 | 8.243 |
| 2026 Jun 17 17:57 | 2026 Jun 17 04:01:28 | 32.0265 | 0.05737 | 8.7535 | 122.6253 | 156.1146 | 12.88512 | 8.243 |
| 2026 Jun 16 17:55 | 2026 Jun 12 06:51:21 | 32.0255 | 0.05737 | 10.1971 | 89.5162 | 156.1146 | 12.88512 | 8.243 |
| 2026 Jun 15 17:56 | 2026 Jun 12 06:51:21 | 32.0255 | 0.05737 | 10.1971 | 89.5162 | 156.1146 | 12.88512 | 8.243 |
| 2026 Jun 14 17:57 | 2026 Jun 12 06:51:21 | 32.0255 | 0.05737 | 10.1971 | 89.5162 | 156.1146 | 12.88512 | 8.243 |
| 2026 Jun 13 17:56 | 2026 Jun 12 06:51:21 | 32.0255 | 0.05737 | 10.1971 | 89.5162 | 156.1146 | 12.88512 | 8.243 |
| 2026 Jun 12 17:56 | 2026 Jun 12 06:51:21 | 32.0255 | 0.05737 | 10.1971 | 89.5162 | 156.1146 | 12.88512 | 8.243 |
| 2026 Jun 11 17:57 | 2026 Jun 07 07:48:58 | 32.0255 | 0.05737 | 11.6637 | 55.8758 | 156.1146 | 12.88512 | 8.243 |
| 2026 Jun 10 17:56 | 2026 Jun 07 07:48:58 | 32.0255 | 0.05737 | 11.6637 | 55.8758 | 156.1146 | 12.88512 | 8.243 |
| 2026 Jun 09 17:57 | 2026 Jun 07 07:48:58 | 32.0255 | 0.05737 | 11.6637 | 55.8758 | 156.1146 | 12.88512 | 8.243 |
| 2026 Jun 08 17:56 | 2026 Jun 07 07:48:58 | 32.0255 | 0.05737 | 11.6637 | 55.8758 | 156.1146 | 12.88512 | 8.243 |
| 2026 Jun 07 17:56 | 2026 Jun 07 07:48:58 | 32.0255 | 0.05737 | 11.6637 | 55.8758 | 156.1146 | 12.88512 | 8.243 |