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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2159054376142048 3.9458e-08  
a 2.541780829463411 1.9292e-08 au
q 1.992996527158717 1.0729e-07 au
i 3.435027409233213 6.0646e-06 deg
node 66.29374901915415 6.7804e-05 deg
peri 280.5051508670173 7.0662e-05 deg
M 12.38924082378021 2.0636e-05 deg
tp 2458949.561310134964
(2020-Apr-10.06131013)
8.4864e-05 TDB
period 1480.149479071782
4.05
1.6852e-05
4.614e-08
d
yr
n .2432186783092746 2.7691e-09 deg/d
Q 3.090565131768106 2.3458e-08 au
  Orbit Determination Parameters
   # obs. used (total)      856  
   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      .52638  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 05:07:11  

Additional Information
 Earth MOID = .98968 au 
 Jupiter MOID = 2.33633 au 
 T_jup = 3.410 
[ 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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