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JPL Small-Body Database Browser
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442517 (2011 WM83)
Classification: Main-belt Asteroid          SPK-ID: 2442517
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1915899744039059 7.6443e-08  
a 3.131204037489789 1.1575e-07 au
q 2.531296736093713 2.6958e-07 au
i 6.25673985754889 1.5982e-05 deg
node 87.2447996038609 9.8672e-05 deg
peri 238.1100308354504 0.00011843 deg
M 201.2555121711341 4.9107e-05 deg
tp 2459492.904255428651
(2021-Oct-05.40425543)
0.00026531 TDB
period 2023.790157051965
5.54
0.00011222
3.072e-07
d
yr
n .177884055194936 9.8637e-09 deg/d
Q 3.731111338885865 1.3793e-07 au
  Orbit Determination Parameters
   # obs. used (total)      73  
   data-arc span      4011 days (10.98 yr)  
   first obs. used      2005-11-03  
   last obs. used      2016-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63902  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 12:17:14  

Additional Information
 Earth MOID = 1.52538 au 
 Jupiter MOID = 1.63134 au 
 T_jup = 3.175 
[ 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 16.7   n/a MPO392192  
diameter diameter 3.147 km 0.547 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.123   0.072 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

442517 (2011 WM83)          Discovered 2010-May-08 by WISE at WISE
Reference: Last Updated: 2015-09-02

[ show close-approach data ]
Alternate Designations
 2011 WM83 = 2010 JC62 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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