C/2014 E2 (Jacques)

C/2014 E2 (Jacques)
Image of 2014 E2 (Jacques) in 24 August 2014
Discovery
Discovered byCristóvão Jacques
Eduardo Pimentel
João Ribeiro de Barros
Marcelo Dias
Discovery date13 March 2014
Orbital characteristics[2]
Epoch2014 May 23.0 TT
(JD 2456800.5)
Aphelion~1600 AU (epoch 1950)[1]
Perihelion0.6638 AU (q)
Eccentricity0.99912 (e)
Orbital period~22,000 years inbound (Barycentric solution for epoch 1950)[1]
~12,000 years outbound
(Barycentric solution for epoch 2050)[1]
Avg. orbital speed27 km/s
Max. orbital speed51.7 km/s
Inclination156.4° (i)
Last perihelion2014 July 2

C/2014 E2 (Jacques), provisionally designated as S002692,[3] is a long-period comet discovered by the Brazilian astronomers Cristóvão Jacques Lage de Faria, Eduardo Pimentel, João Ribeiro de Barros and Marcelo Dias on the night of 13 March 2014.[4] It was the second comet discovered by the SONEAR Observatory team after comet C/2014 A4.

  1. ^ a b c Cite error: The named reference barycenter was invoked but never defined (see the help page).
  2. ^ "C/2014 E2 (Jacques)". Small-Body Database Lookup. ssd.jpl.nasa.gov. Retrieved 9 June 2024.
  3. ^ "C/2014 E2 Jacques" (in Portuguese). Costeira1 e Cometas/REA. Retrieved 2014-03-31.
  4. ^ Villamarin, Jenalyn (2014-03-17). "2014 Comet Jacques: SONEAR Team in Brazil Spots New Comet C/2014 E2, Closest Approach to the Sun to Occur on June 29". International Business Times AU. Archived from the original on 2014-03-28. Retrieved 2014-03-31.