C/1999 T1 (McNaught-Hartley)
Basic Information of C/1999 T1 (McNaught-Hartley)
Orbital Elements
| Parameter | Value |
|---|---|
| Orbit type | C |
| Perihelion distance (AU) | 1.181882 |
| Eccentricity | 0.999966 |
| Inclination (deg) | 79.289100 |
| Longitude of ascending node (deg) | 182.978800 |
| Argument of perihelion (deg) | 344.816400 |
| Epoch | 2023-02-25T00:00:00.000 |
| Reference | , MPC orbital elements |
| Period (years) | 6481011.649097 |
Latest Perihelion
| Field | Value |
|---|---|
| Date (UTC) | 2000-12-06T00:07:55.200 |
| Period (years) | 6481011.649097 |
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 | 22:43:42.20 | +28:02:46.1 | 46.471 | 2.15 | 191.2 | HIP 112152 | 10.36 |
| 2025-11-22 | 22:43:41.44 | +28:01:55.5 | 46.487 | 2.13 | 189.9 | HIP 112152 | 9.94 |
| 2025-11-23 | 22:43:40.77 | +28:01:05.1 | 46.504 | 2.11 | 188.6 | HIP 112152 | 9.61 |
| 2025-11-24 | 22:43:40.20 | +28:00:15.0 | 46.521 | 2.09 | 187.2 | HIP 112152 | 9.37 |
| 2025-11-25 | 22:43:39.72 | +27:59:25.3 | 46.538 | 2.07 | 185.9 | HIP 112152 | 9.22 |
| 2025-11-26 | 22:43:39.34 | +27:58:36.0 | 46.555 | 2.05 | 184.5 | HIP 112152 | 9.16 |
| 2025-11-27 | 22:43:39.05 | +27:57:47.0 | 46.573 | 2.03 | 183.0 | HIP 112152 | 9.20 |
| 2025-11-28 | 22:43:38.86 | +27:56:58.4 | 46.590 | 2.01 | 181.6 | HIP 112152 | 9.33 |
| 2025-11-29 | 22:43:38.76 | +27:56:10.2 | 46.607 | 1.99 | 180.1 | HIP 112152 | 9.54 |
| 2025-11-30 | 22:43:38.75 | +27:55:22.4 | 46.625 | 1.97 | 178.6 | HIP 112152 | 9.83 |
| 2025-12-01 | 22:43:38.84 | +27:54:35.0 | 46.642 | 1.96 | 177.1 | HIP 112152 | 10.19 |
| 2025-12-02 | 22:43:39.02 | +27:53:48.1 | 46.660 | 1.94 | 175.5 | HIP 112152 | 10.62 |
| 2025-12-03 | 22:43:39.30 | +27:53:01.6 | 46.678 | 1.93 | 173.9 | HIP 112152 | 11.09 |
| 2025-12-04 | 22:43:39.66 | +27:52:15.6 | 46.696 | 1.91 | 172.4 | HIP 112226 | 11.41 |
| 2025-12-05 | 22:43:40.12 | +27:51:30.0 | 46.713 | 1.90 | 170.7 | HIP 112226 | 10.65 |
| 2025-12-06 | 22:43:40.68 | +27:50:45.0 | 46.731 | 1.89 | 169.1 | HIP 112226 | 9.89 |
| 2025-12-07 | 22:43:41.32 | +27:50:00.4 | 46.749 | 1.89 | 169.1 | HIP 112226 | 9.13 |