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JPL Small-Body Database Browser
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39164 (2000 WG123)
Classification: Main-belt Asteroid          SPK-ID: 2039164
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2165814434549257 3.9445e-08  
a 2.542953991461015 1.9253e-08 au
q 1.992197345350924 1.0737e-07 au
i 3.436233653708713 6.0671e-06 deg
node 66.30439529297482 6.7975e-05 deg
peri 280.4928023146553 7.0815e-05 deg
M 275.1903468717982 2.0635e-05 deg
tp 2458949.438562156454
(2020-Apr-09.93856216)
8.4699e-05 TDB
period 1481.174344463291
4.06
1.6821e-05
4.605e-08
d
yr
n .2430503885958458 2.7603e-09 deg/d
Q 3.093710637571106 2.3423e-08 au
  Orbit Determination Parameters
   # obs. used (total)      853  
   data-arc span      7844 days (21.48 yr)  
   first obs. used      1998-02-27  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5283  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 01:59:46  

Additional Information
 Earth MOID = .987981 au 
 Jupiter MOID = 2.32975 au 
 T_jup = 3.409 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.7   n/a MPO395373  
diameter diameter 3.726 km 0.609 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.242   0.043 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39164 (2000 WG123)          Discovered 2000-Nov-29 by LINEAR at Socorro
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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