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450P/LONEOS

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

450P/LONEOS
Infrared image of 450P/LONEOS taken by the Spitzer Space Telescope on 4 March 2007
Discovery[1][2]
Discovery siteLONEOS
Discovery date13 January 2004
Designations
P/2004 A1, P/2022 Q3
LONEOS 8
Orbital characteristics[3][4]
Epoch5 May 2024 (JD 2460800.5)
Observation arc21.39 years
Earliest precovery date25 October 2003
Number of
observations		629
Aphelion10.442 AU
Perihelion5.449 AU
Semi-major axis7.945 AU
Eccentricity0.31423
Orbital period22.396 years
Inclination10.653°
124.35°
Argument of
periapsis		23.148°
Mean anomaly332.08°
Last perihelion25 August 2004
Next perihelion29 January 2027
TJupiter2.961
Earth MOID4.465 AU
Jupiter MOID0.184 AU
Physical characteristics[3][5]
Mean radius
0.5–3.5 km (0.31–2.17 mi)
(V–R) = 0.51±0.21
Comet total
magnitude (M1)		6.7
Comet nuclear
magnitude (M2)		11.3

450P/LONEOS, also known by its formal designations P/2004 A1 and P/2022 Q3, is a distant periodic comet with a 22-year orbit around the Sun.

  1. ^ Cite error: The named reference IAUC_8267 was invoked but never defined (see the help page).
  2. ^ Cite error: The named reference MPEC_2004-A51 was invoked but never defined (see the help page).
  3. ^ a b Cite error: The named reference jpldata was invoked but never defined (see the help page).
  4. ^ Cite error: The named reference MPC was invoked but never defined (see the help page).
  5. ^ Cite error: The named reference Epifani_2011 was invoked but never defined (see the help page).

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