Orbital elements of H-1 R/B
| Launched | 6 February 1990 |
| Flight ended | – |
| Launch site | Tanegashima Space Center, Japan |
| Owner | Japan |
| NORAD ID | 20491 |
| 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 |
| 2024 Dec 20 18:53 | 2024 Dec 15 18:25:30 | 99.0146 | 0.04680 | 0.5310 | 5.1360 | 355.4319 | 13.03689 | 4.743 |
| 2024 Dec 19 18:53 | 2024 Dec 15 18:25:30 | 99.0146 | 0.04680 | 0.5310 | 5.1360 | 355.4319 | 13.03689 | 4.743 |
| 2024 Dec 18 18:53 | 2024 Dec 15 18:25:30 | 99.0146 | 0.04680 | 0.5310 | 5.1360 | 355.4319 | 13.03689 | 4.743 |
| 2024 Dec 17 18:53 | 2024 Dec 15 18:25:30 | 99.0146 | 0.04680 | 0.5310 | 5.1360 | 355.4319 | 13.03689 | 4.743 |
| 2024 Dec 16 18:54 | 2024 Dec 15 18:25:30 | 99.0146 | 0.04680 | 0.5310 | 5.1360 | 355.4319 | 13.03689 | 4.743 |
| 2024 Dec 14 18:53 | 2024 Dec 05 13:28:15 | 99.0183 | 0.04683 | 23.9607 | 29.0974 | 355.4319 | 13.03689 | 4.743 |
| 2024 Dec 13 18:53 | 2024 Dec 05 13:28:15 | 99.0183 | 0.04683 | 23.9607 | 29.0974 | 355.4319 | 13.03689 | 4.743 |
| 2024 Dec 12 18:53 | 2024 Dec 05 13:28:15 | 99.0183 | 0.04683 | 23.9607 | 29.0974 | 355.4319 | 13.03689 | 4.743 |
| 2024 Dec 11 18:53 | 2024 Dec 05 13:28:15 | 99.0183 | 0.04683 | 23.9607 | 29.0974 | 355.4319 | 13.03689 | 4.743 |
| 2024 Dec 10 18:53 | 2024 Dec 05 13:28:15 | 99.0183 | 0.04683 | 23.9607 | 29.0974 | 355.4319 | 13.03689 | 4.743 |
| 2024 Dec 09 18:53 | 2024 Dec 05 13:28:15 | 99.0183 | 0.04683 | 23.9607 | 29.0974 | 355.4319 | 13.03689 | 4.743 |
| 2024 Dec 08 18:56 | 2024 Dec 05 13:28:15 | 99.0183 | 0.04683 | 23.9607 | 29.0974 | 355.4319 | 13.03689 | 4.743 |
| 2024 Dec 07 18:57 | 2024 Dec 05 13:28:15 | 99.0183 | 0.04683 | 23.9607 | 29.0974 | 355.4319 | 13.03689 | 4.743 |
| 2024 Dec 06 18:53 | 2024 Dec 05 13:28:15 | 99.0183 | 0.04683 | 23.9607 | 29.0974 | 355.4319 | 13.03689 | 4.743 |
| 2024 Dec 05 18:54 | 2024 Dec 05 13:28:15 | 99.0183 | 0.04683 | 23.9607 | 29.0974 | 355.4319 | 13.03689 | 4.743 |
| 2024 Dec 04 18:54 | 2024 Nov 29 13:48:49 | 99.0195 | 0.04686 | 23.6262 | 43.1550 | 355.4319 | 13.03689 | 4.743 |
| 2024 Dec 03 18:54 | 2024 Nov 29 13:48:49 | 99.0195 | 0.04686 | 23.6262 | 43.1550 | 355.4319 | 13.03689 | 4.743 |
| 2024 Dec 02 18:54 | 2024 Nov 29 13:48:49 | 99.0195 | 0.04686 | 23.6262 | 43.1550 | 355.4319 | 13.03689 | 4.743 |
| 2024 Dec 01 19:13 | 2024 Nov 29 13:48:49 | 99.0195 | 0.04686 | 23.6262 | 43.1550 | 355.4319 | 13.03689 | 4.743 |
| 2024 Nov 30 18:53 | 2024 Nov 29 13:48:49 | 99.0195 | 0.04686 | 23.6262 | 43.1550 | 355.4319 | 13.03689 | 4.743 |
| 2024 Nov 29 18:54 | 2024 Nov 25 01:08:57 | 99.0194 | 0.04687 | 23.3731 | 53.7905 | 355.4319 | 13.03689 | 4.743 |
| 2024 Nov 28 18:54 | 2024 Nov 25 01:08:57 | 99.0194 | 0.04687 | 23.3731 | 53.7905 | 355.4319 | 13.03689 | 4.743 |
| 2024 Nov 27 18:53 | 2024 Nov 25 01:08:57 | 99.0194 | 0.04687 | 23.3731 | 53.7905 | 355.4319 | 13.03689 | 4.743 |
| 2024 Nov 26 18:53 | 2024 Nov 25 01:08:57 | 99.0194 | 0.04687 | 23.3731 | 53.7905 | 355.4319 | 13.03689 | 4.743 |
| 2024 Nov 25 18:53 | 2024 Nov 25 01:08:57 | 99.0194 | 0.04687 | 23.3731 | 53.7905 | 355.4319 | 13.03689 | 4.743 |
| 2024 Nov 24 18:53 | 2024 Nov 20 03:16:27 | 99.0188 | 0.04688 | 23.0986 | 65.3184 | 355.4319 | 13.03689 | 4.743 |
| 2024 Nov 23 18:53 | 2024 Nov 20 03:16:27 | 99.0188 | 0.04688 | 23.0986 | 65.3184 | 355.4319 | 13.03689 | 4.743 |