209P/LINEAR

209P/LINEAR
Discovery
Discovered byLINEAR
1.0-m reflector[1]
Discovery date3 February 2004 (asteroidal)
30 March 2004 (tail)
Designations
2004 CB
Orbital characteristics
Epoch2014-May-23
(JD 2456800.5)[2]
Aphelion4.952 AU (Q)
Perihelion0.9695 AU (q)
Semi-major axis2.961 AU (a)
Eccentricity0.67258
Orbital period5.09 yr
Inclination21.243°
Last perihelion2019-Jun-12[2]
2014-May-06[3]
2009-Apr-15[3]
Next perihelion2024-Jul-14[4]
Earth MOID0.05 AU (7,500,000 km)[5]
Physical characteristics
Dimensions3.9 × 2.7 × 2.6 km [6]
10.9 hours[7]
Comet total
magnitude (M1)		18.1[5]

209P/LINEAR is a periodic comet with an orbital period of 5.1 years. The comet has extremely low activity for its size and is probably in the process of evolving into an extinct comet.[6]

  1. ^ Cite error: The named reference IAUC8314 was invoked but never defined (see the help page).
  2. ^ a b Cite error: The named reference mpc was invoked but never defined (see the help page).
  3. ^ a b Cite error: The named reference NK2142 was invoked but never defined (see the help page).
  4. ^ Cite error: The named reference Horizons2024 was invoked but never defined (see the help page).
  5. ^ a b Cite error: The named reference jpl-close was invoked but never defined (see the help page).
  6. ^ a b Cite error: The named reference Schleicher was invoked but never defined (see the help page).
  7. ^ Cite error: The named reference Howell was invoked but never defined (see the help page).