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11533 Akeback (1992 EG6)
Classification: Main-belt Asteroid          SPK-ID: 2011533
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1008200502152293 4.2868e-08  
a 3.002452139404165 1.5353e-08 au
q 2.699744763940615 1.312e-07 au
i 9.751449764083018 4.2672e-06 deg
node 131.4391867131405 2.5293e-05 deg
peri 132.2271559061128 3.4027e-05 deg
M 58.78822586408879 2.0563e-05 deg
tp 2458690.186678386695
(2019-Jul-25.68667839)
0.00010901 TDB
period 1900.257987697334
5.20
1.4575e-05
3.99e-08
d
yr
n .1894479603983854 1.4531e-09 deg/d
Q 3.305159514867717 1.6901e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1815  
   data-arc span      10328 days (28.28 yr)  
   first obs. used      1992-03-01  
   last obs. used      2020-06-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51091  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 17:16:35  

Additional Information
 Earth MOID = 1.69533 au 
 Jupiter MOID = 1.85157 au 
 T_jup = 3.223 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.2   n/a MPO492882  
diameter diameter 7.094 km 0.366 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.221   0.037 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

11533 Akebäck           Discovered 1992 Mar. 1 at the European Southern Observatory in the course of the Uppsala-ESO Survey of Asteroids and Comets.
Akebäck is a small parish centrally situated on Gotland. A village resident named Botair is said to have built the first real church on Gotland.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20120831/MPCPages.arcLast Updated: 2012-09-04

[ show close-approach data ]
Alternate Designations
 1992 EG6 = 1998 KW8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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