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C/1965 S1-A (Ikeya-Seki)

Basic Information of C/1965 S1-A (Ikeya-Seki)

Orbital Elements

Parameter Value
Orbit type C
Perihelion distance (AU) 0.010155
Eccentricity 0.999883
Inclination (deg) 147.434300
Longitude of ascending node (deg) 85.820100
Argument of perihelion (deg) 7.525800
Epoch 2023-02-25T00:00:00.000
Reference , MPC orbital elements
Period (years) 808.613707

Latest Perihelion

Field Value
Date (UTC) 1965-11-23T19:28:59.520
Period (years) 808.613707

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 17:15:26.14 -26:31:51.1 78.110 1.80 93.2 HIP 84391 2.89
2025-11-22 17:15:29.34 -26:31:53.5 78.118 1.81 93.3 HIP 84391 3.60
2025-11-23 17:15:32.57 -26:31:55.9 78.126 1.82 93.3 HIP 84391 4.33
2025-11-24 17:15:35.82 -26:31:58.5 78.133 1.83 93.4 HIP 84391 5.05
2025-11-25 17:15:39.08 -26:32:01.0 78.140 1.84 93.4 HIP 84405 5.63
2025-11-26 17:15:42.36 -26:32:03.7 78.147 1.85 93.5 HIP 84405 6.14
2025-11-27 17:15:45.65 -26:32:06.4 78.154 1.85 93.6 HIP 84478 6.29
2025-11-28 17:15:48.97 -26:32:09.1 78.160 1.86 93.6 HIP 84478 5.54
2025-11-29 17:15:52.29 -26:32:12.0 78.166 1.87 93.7 HIP 84478 4.80
2025-11-30 17:15:55.63 -26:32:14.8 78.172 1.88 93.7 HIP 84478 4.05
2025-12-01 17:15:58.98 -26:32:17.8 78.178 1.88 93.8 HIP 84478 3.30
2025-12-02 17:16:02.34 -26:32:20.7 78.183 1.89 93.8 HIP 84478 2.55
2025-12-03 17:16:05.71 -26:32:23.8 78.188 1.89 93.9 HIP 84478 1.79
2025-12-04 17:16:09.09 -26:32:26.8 78.192 1.90 94.0 HIP 84478 1.04
2025-12-05 17:16:12.48 -26:32:30.0 78.197 1.90 94.0 HIP 84478 0.29
2025-12-06 17:16:15.87 -26:32:33.2 78.201 1.91 94.1 HIP 84478 0.49
2025-12-07 17:16:19.27 -26:32:36.4 78.205 1.91 94.1 HIP 84478 1.25