37655 Illapa

From Wikipedia, the free encyclopedia
Jump to: navigation, search
Illapa
Discovery[1]
Discovered by C. S. Shoemaker and E. M. Shoemaker
Discovery site Palomar
Discovery date 1 August 1994
Designations
MPC designation 37655
1994 PM
Orbital characteristics[1]
Epoch 13 January 2016 (JD 2457400.5)
Uncertainty parameter 0
Observation arc 7645 days (20.93 yr)
Aphelion 2.5901 AU (387.47 Gm) (Q)
Perihelion 0.36604 AU (54.759 Gm) (q)
1.4780 AU (221.11 Gm) (a)
Eccentricity 0.75235 (e)
1.80 yr (656.34 d)
299.48° (M)
0° 32m 54.564s / day (n)
Inclination 18.002° (i)
139.70° (Ω)
303.72° (ω)
Earth MOID 0.0235523 AU (3.52337 Gm)
Jupiter MOID 2.83172 AU (423.619 Gm)
Jupiter Tisserand parameter 4.188
Physical characteristics
Dimensions 0.8 - 1.8 km[2]
2.6556 h (0.11065 d)
2.6556 hr[1]
C[3]
17.9[1]

37655 Illapa (1994 PM) is an Apollo asteroid discovered on August 1, 1994 by C. S. Shoemaker and E. M. Shoemaker at Palomar.[1]

Illapa has an estimated diameter of 0.8 to 1.8 km.[2] On 2003-Aug-16 Illapa made of close approach to Earth of 0.025037 AU (3,745,500 km; 2,327,300 mi).[4]

Illapa is named for the thunder or weather god of the Incas.

References[edit]

  1. ^ a b c d e "JPL Small-Body Database Browser: 37655 Illapa (1994 PM)". Jet Propulsion Laboratory. Retrieved 12 April 2016. 
  2. ^ a b "( 37655) Illapa". The Near-Earth Asteroids Data Base at E.A.R.N. Retrieved 2012-06-21. 
  3. ^ "Near-Earth Asteroid Surface Roughness Depends on Compositional Class". NASA/JPL Asteroid Radar Research. July 17, 2012. Retrieved 2012-07-23. 
  4. ^ "JPL Close-Approach Data: 37655 Illapa (1994 PM)". Retrieved 2012-06-21. 

External links[edit]