Orbital elements of MOMO-1B
| Launched | 6 February 1990 |
| Flight ended | – |
| Launch site | Tanegashima Space Center, Japan |
| Owner | Japan |
| NORAD ID | 20478 |
| Alternative names |
MOS-1B |
| 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 Sep 15 17:56 | 2025 Sep 14 23:42:13 | 99.2616 | 0.00052 | 20.8854 | 206.9326 | 153.1568 | 13.95992 | 5.243 |
| 2025 Sep 12 17:57 | 2025 Sep 03 03:52:50 | 99.2637 | 0.00046 | 20.0927 | 243.7766 | 153.1568 | 13.95992 | 5.243 |
| 2025 Sep 11 17:57 | 2025 Sep 03 03:52:50 | 99.2637 | 0.00046 | 20.0927 | 243.7766 | 153.1568 | 13.95992 | 5.243 |
| 2025 Sep 10 17:56 | 2025 Sep 03 03:52:50 | 99.2637 | 0.00046 | 20.0927 | 243.7766 | 153.1568 | 13.95992 | 5.243 |
| 2025 Sep 08 17:57 | 2025 Sep 03 03:52:50 | 99.2637 | 0.00046 | 20.0927 | 243.7766 | 153.1568 | 13.95992 | 5.243 |
| 2025 Sep 07 17:56 | 2025 Sep 03 03:52:50 | 99.2637 | 0.00046 | 20.0927 | 243.7766 | 153.1568 | 13.95992 | 5.243 |
| 2025 Sep 06 20:41 | 2025 Sep 03 03:52:50 | 99.2637 | 0.00046 | 20.0927 | 243.7766 | 153.1568 | 13.95992 | 5.243 |
| 2025 Sep 03 17:57 | 2025 Sep 03 03:52:50 | 99.2637 | 0.00046 | 20.0927 | 243.7766 | 153.1568 | 13.95992 | 5.243 |
| 2025 Sep 02 17:56 | 2025 Aug 27 20:30:29 | 99.2643 | 0.00045 | 19.6698 | 262.9631 | 153.1568 | 13.95992 | 5.243 |
| 2025 Sep 01 17:56 | 2025 Aug 27 20:30:29 | 99.2643 | 0.00045 | 19.6698 | 262.9631 | 153.1568 | 13.95992 | 5.243 |
| 2025 Aug 31 17:56 | 2025 Aug 27 20:30:29 | 99.2643 | 0.00045 | 19.6698 | 262.9631 | 153.1568 | 13.95992 | 5.243 |
| 2025 Aug 30 17:56 | 2025 Aug 27 20:30:29 | 99.2643 | 0.00045 | 19.6698 | 262.9631 | 153.1568 | 13.95992 | 5.243 |
| 2025 Aug 29 17:56 | 2025 Aug 27 20:30:29 | 99.2643 | 0.00045 | 19.6698 | 262.9631 | 153.1568 | 13.95992 | 5.243 |
| 2025 Aug 28 17:57 | 2025 Aug 27 20:30:29 | 99.2643 | 0.00045 | 19.6698 | 262.9631 | 153.1568 | 13.95992 | 5.243 |
| 2025 Aug 27 17:56 | 2025 Aug 23 02:58:42 | 99.2654 | 0.00046 | 19.3526 | 278.2463 | 153.1568 | 13.95992 | 5.243 |
| 2025 Aug 26 17:56 | 2025 Aug 23 02:58:42 | 99.2654 | 0.00046 | 19.3526 | 278.2463 | 153.1568 | 13.95992 | 5.243 |
| 2025 Aug 25 17:56 | 2025 Aug 23 02:58:42 | 99.2654 | 0.00046 | 19.3526 | 278.2463 | 153.1568 | 13.95992 | 5.243 |
| 2025 Aug 24 17:56 | 2025 Aug 23 02:58:42 | 99.2654 | 0.00046 | 19.3526 | 278.2463 | 153.1568 | 13.95992 | 5.243 |
| 2025 Aug 23 17:56 | 2025 Aug 23 02:58:42 | 99.2654 | 0.00046 | 19.3526 | 278.2463 | 153.1568 | 13.95992 | 5.243 |
| 2025 Aug 22 17:56 | 2025 Aug 18 09:26:55 | 99.2662 | 0.00046 | 19.0354 | 294.6106 | 153.1568 | 13.95992 | 5.243 |
| 2025 Aug 20 17:56 | 2025 Aug 18 09:26:55 | 99.2662 | 0.00046 | 19.0354 | 294.6106 | 153.1568 | 13.95992 | 5.243 |
| 2025 Aug 19 17:56 | 2025 Aug 18 09:26:55 | 99.2662 | 0.00046 | 19.0354 | 294.6106 | 153.1568 | 13.95992 | 5.243 |