121P/Shoemaker-Holt
Basic Information of 121P/Shoemaker-Holt
Orbital Elements
| Parameter | Value |
|---|---|
| Orbit type | P |
| Perihelion distance (AU) | 3.733498 |
| Eccentricity | 0.186697 |
| Inclination (deg) | 20.162200 |
| Longitude of ascending node (deg) | 94.104500 |
| Argument of perihelion (deg) | 12.047400 |
| Epoch | 2025-11-21T00:00:00.000 |
| Reference | MPEC 2025-W75, MPC orbital elements |
| Period (years) | 9.835475 |
Latest Perihelion
| Field | Value |
|---|---|
| Date (UTC) | 2023-07-01T04:46:42.240 |
| Period (years) | 9.835475 |
Magnitude
Magnitude Chart Placeholder
Ephemeris
| Date (UTC) | RA (J2000) | Dec (J2000) | Δ (AU) | Motion (arcsec/hr) | Dir (deg) | Nearest HIP | Dist (arcmin) |
|---|---|---|---|---|---|---|---|
| 2025-11-21 | 14:49:36.56 | -01:12:22.3 | 5.612 | 36.54 | 107.7 | HIP 72428 | 16.31 |
| 2025-11-22 | 14:50:32.25 | -01:16:49.2 | 5.609 | 36.43 | 107.6 | HIP 72626 | 11.33 |
| 2025-11-23 | 14:51:27.85 | -01:21:12.9 | 5.605 | 36.32 | 107.4 | HIP 72626 | 8.84 |
| 2025-11-24 | 14:52:23.33 | -01:25:33.2 | 5.601 | 36.21 | 107.2 | HIP 72771 | 2.52 |
| 2025-11-25 | 14:53:18.70 | -01:29:50.1 | 5.597 | 36.10 | 107.0 | HIP 72771 | 12.75 |
| 2025-11-26 | 14:54:13.95 | -01:34:03.7 | 5.592 | 35.98 | 106.8 | HIP 72931 | 18.35 |
| 2025-11-27 | 14:55:09.07 | -01:38:13.9 | 5.588 | 35.86 | 106.7 | HIP 73038 | 13.09 |
| 2025-11-28 | 14:56:04.06 | -01:42:20.6 | 5.583 | 35.73 | 106.5 | HIP 73038 | 16.88 |
| 2025-11-29 | 14:56:58.91 | -01:46:23.9 | 5.578 | 35.60 | 106.3 | HIP 73225 | 14.53 |
| 2025-11-30 | 14:57:53.61 | -01:50:23.8 | 5.573 | 35.47 | 106.1 | HIP 73225 | 6.58 |
| 2025-12-01 | 14:58:48.17 | -01:54:20.2 | 5.568 | 35.34 | 105.9 | HIP 73338 | 8.49 |
| 2025-12-02 | 14:59:42.56 | -01:58:13.2 | 5.563 | 35.20 | 105.8 | HIP 73401 | 7.66 |
| 2025-12-03 | 15:00:36.80 | -02:02:02.6 | 5.557 | 35.06 | 105.6 | HIP 73401 | 13.00 |
| 2025-12-04 | 15:01:30.87 | -02:05:48.6 | 5.551 | 34.92 | 105.4 | HIP 73570 | 10.50 |
| 2025-12-05 | 15:02:24.76 | -02:09:31.1 | 5.545 | 34.77 | 105.2 | HIP 73570 | 9.81 |
| 2025-12-06 | 15:03:18.48 | -02:13:10.1 | 5.539 | 34.62 | 105.0 | HIP 73570 | 21.67 |
| 2025-12-07 | 15:04:12.02 | -02:16:45.5 | 5.533 | 34.62 | 105.0 | HIP 73862 | 28.73 |