2011 EO40

2011 EO40
Discovery[1]
Discovered byRichard A. Kowalski
(Mount Lemmon Survey)
Discovery date10 March 2011
Designations
2011 EO40
Orbital characteristics[3][5]
Epoch 9 August 2022 (JD 2459800.5)
Uncertainty parameter 6
Aphelion2.5467 AU (380.98 Gm)
Perihelion0.76039 AU (113.753 Gm)
1.65356 AU (247.369 Gm)
Eccentricity0.54015
2.1264 yr (776.66 d)
169.9°
0° 27m 47.736s / day
Inclination3.3591°
50.249°
17.154°
Earth MOID0.0482051 AU (7.21138 Gm)
Jupiter MOID2.79322 AU (417.860 Gm)
Physical characteristics
Dimensions150–330 m[a][6]
21.5[3]

2011 EO40 is an asteroid, classified as a near-Earth object and a potentially hazardous asteroid of the Apollo group. It is a possible candidate for the parent body of the Chelyabinsk superbolide.[7][8][9]

  1. ^ Cite error: The named reference discovery was invoked but never defined (see the help page).
  2. ^ List Of Apollo Minor Planets
  3. ^ a b c "JPL Small-Body Database Browser: (2011 EO40)". Jet Propulsion Laboratory. Retrieved 2 August 2022.
  4. ^ "List Of The Potentially Hazardous Asteroids (PHAs)". Minorplanetcenter.net. Retrieved 27 June 2014.
  5. ^ NEODyS-2 on 2011 EO40 Retrieved 2013-07-31
  6. ^ Absolute-magnitude conversion table (H)
  7. ^ de la Fuente Marcos, Carlos; de la Fuente Marcos, Raúl (21 November 2013). "The Chelyabinsk superbolide: a fragment of asteroid 2011 EO40?". Monthly Notices of the Royal Astronomical Society: Letters. 436 (1): L15–L19. arXiv:1307.7918. Bibcode:2013MNRAS.436L..15D. doi:10.1093/mnrasl/slt103.
  8. ^ de la Fuente Marcos, Carlos; de la Fuente Marcos, Raúl (1 September 2014). "Reconstructing the Chelyabinsk event: pre-impact orbital evolution". Monthly Notices of the Royal Astronomical Society: Letters. 443 (1): L39–L43. arXiv:1405.7202. Bibcode:2014MNRAS.443L..39D. doi:10.1093/mnrasl/slu078.
  9. ^ de la Fuente Marcos, Carlos; de la Fuente Marcos, Raúl; Aarseth, S. J. (10 October 2015). "Chasing the Chelyabinsk asteroid N-body style". The Astrophysical Journal. 812 (1): 26 (22 pp). arXiv:1508.05907. Bibcode:2015ApJ...812...26D. doi:10.1088/0004-637X/812/1/26.