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C/2001 OG108 (LONEOS)

For other comets of the same name, see Comet LONEOS.

C/2001 OG108 (LONEOS)
Discovery[1][2]
Discovered byM. E. Van Ness
Discovery siteLowell Observatory
(LONEOS)
Discovery date28 July 2001
Orbital characteristics[4]
Epoch5 December 2001 (JD 2452248.5)
Observation arc340 days
Number of
observations		882
Aphelion25.606 AU
Perihelion0.994 AU
Semi-major axis13.300 AU
Eccentricity0.92526
Orbital period48.51 years
Inclination80.245°
10.555°
Argument of
periapsis		116.42°
Last perihelion15 March 2002
Next perihelion7 June 2050 [3]
TJupiter0.597
Earth MOID0.301 AU
Jupiter MOID0.968 AU
Physical characteristics[4][5]
Dimensions13.6 ± 1.0 km (8.45 ± 0.62 mi)
57.2±0.5 hours
0.054
(V–R) = 0.46±0.02
Comet total
magnitude (M1)		13.3

C/2001 OG108 (LONEOS) is a Halley-type comet with an orbital period of 48.51 years.[4] It was discovered on 28 July 2001 by the LONEOS telescope at Lowell Observatory.[2] Of the short-period comets with known diameters and perihelion inside the orbit of Earth, C/2001 OG108 is the second largest after Comet Swift–Tuttle.[6]

  1. ^ Cite error: The named reference Abell_2003 was invoked but never defined (see the help page).
  2. ^ a b Cite error: The named reference French_2002 was invoked but never defined (see the help page).
  3. ^ Cite error: The named reference Horizons2050 was invoked but never defined (see the help page).
  4. ^ a b c Cite error: The named reference jpldata was invoked but never defined (see the help page).
  5. ^ Cite error: The named reference Knight_2023 was invoked but never defined (see the help page).
  6. ^ Cite error: The named reference SBDB was invoked but never defined (see the help page).

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