397P/Lemmon
Basic Information of 397P/Lemmon
Orbital Elements
| Parameter | Value |
|---|---|
| Orbit type | P |
| Perihelion distance (AU) | 2.282648 |
| Eccentricity | 0.404407 |
| Inclination (deg) | 10.917700 |
| Longitude of ascending node (deg) | 8.165500 |
| Argument of perihelion (deg) | 14.624500 |
| Epoch | 2025-11-21T00:00:00.000 |
| Reference | MPEC 2025-W75, MPC orbital elements |
| Period (years) | 7.502984 |
Latest Perihelion
| Field | Value |
|---|---|
| Date (UTC) | 2027-12-21T08:17:57.120 |
| Period (years) | 7.502984 |
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 | 15:55:36.63 | -27:57:14.6 | 5.587 | 36.94 | 103.3 | HIP 77943 | 8.20 |
| 2025-11-22 | 15:56:41.79 | -28:00:37.1 | 5.585 | 36.99 | 103.2 | HIP 78054 | 13.59 |
| 2025-11-23 | 15:57:47.08 | -28:03:59.3 | 5.583 | 37.04 | 103.2 | HIP 78245 | 17.49 |
| 2025-11-24 | 15:58:52.50 | -28:07:21.3 | 5.581 | 37.08 | 103.2 | HIP 78245 | 11.53 |
| 2025-11-25 | 15:59:58.05 | -28:10:42.9 | 5.579 | 37.12 | 103.1 | HIP 78478 | 18.57 |
| 2025-11-26 | 16:01:03.71 | -28:14:04.2 | 5.576 | 37.16 | 103.1 | HIP 78478 | 6.13 |
| 2025-11-27 | 16:02:09.48 | -28:17:25.1 | 5.573 | 37.20 | 103.0 | HIP 78523 | 6.38 |
| 2025-11-28 | 16:03:15.36 | -28:20:45.7 | 5.570 | 37.23 | 103.0 | HIP 78523 | 18.51 |
| 2025-11-29 | 16:04:21.33 | -28:24:05.9 | 5.567 | 37.26 | 103.0 | HIP 78743 | 31.83 |
| 2025-11-30 | 16:05:27.40 | -28:27:25.7 | 5.564 | 37.28 | 102.9 | HIP 78743 | 31.05 |
| 2025-12-01 | 16:06:33.56 | -28:30:45.0 | 5.560 | 37.30 | 102.9 | HIP 78988 | 23.92 |
| 2025-12-02 | 16:07:39.80 | -28:34:03.9 | 5.556 | 37.32 | 102.9 | HIP 78988 | 18.21 |
| 2025-12-03 | 16:08:46.12 | -28:37:22.3 | 5.552 | 37.34 | 102.8 | HIP 79073 | 21.23 |
| 2025-12-04 | 16:09:52.51 | -28:40:40.2 | 5.548 | 37.35 | 102.8 | HIP 79073 | 25.32 |
| 2025-12-05 | 16:10:58.97 | -28:43:57.7 | 5.543 | 37.36 | 102.8 | HIP 79403 | 23.57 |
| 2025-12-06 | 16:12:05.49 | -28:47:14.6 | 5.538 | 37.37 | 102.7 | HIP 79403 | 13.08 |
| 2025-12-07 | 16:13:12.07 | -28:50:31.0 | 5.533 | 37.37 | 102.7 | HIP 79520 | 14.11 |