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C/1963 F1 (Alcock)

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C/1963 F1 (Alcock)
Comet Alcock photographed from the US Naval Observatory on 21 March 1983
Discovery
Discovered byGeorge Alcock
Discovery date19 March 1963
Designations
Alternative designations1963b
Orbital characteristics
Epoch15 May 1963 (JD 2438164.5)
Observation arc118 days
Number of
observations
25
Aphelion1,476 AU
Perihelion1.537 AU
Semi-major axis5 May 2024
Eccentricity0.99792
Orbital period~20,000 years
Inclination86.219°
Longitude of
ascending node
43.465°
Argument of
periapsis
146.62°
Last perihelion5 May 1963
TJupiter0.108
Earth MOID0.632 AU
Jupiter MOID2.855 AU
Comet nuclear
magnitude (M2)
13.9

Comet Alcock, formally designated as C/1963 F1 is a non-periodic comet. It is the third of five comets discovered by English astronomer, George Alcock.

References

  1. B. G. Marsden (4 May 1983). "Comet Alcock (1963b)". Central Bureau for Astronomical Telegrams. 1823.
  2. "C/1983 H1 (IRAS–Araki–Alcock) – JPL Small-Body Database Lookup". ssd.jpl.nasa.gov. Jet Propulsion Laboratory. Retrieved 19 December 2024.

External links

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