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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