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JPL Small-Body Database Browser
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185389 (2006 WJ42)
Classification: Main-belt Asteroid          SPK-ID: 2185389
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07485147592235374 5.8875e-08  
a 3.126008760317736 3.5186e-08 au
q 2.892022390861746 1.8534e-07 au
i 9.326073248736259 5.8182e-06 deg
node 85.24666688245175 5.2329e-05 deg
peri 33.69148556456985 7.8165e-05 deg
M 107.6893563825555 5.6497e-05 deg
tp 2458396.615345734883
(2018-Oct-05.11534574)
0.00031672 TDB
period 2018.755454003794
5.53
3.4085e-05
9.332e-08
d
yr
n .1783276915913776 3.0109e-09 deg/d
Q 3.359995129773726 3.782e-08 au
  Orbit Determination Parameters
   # obs. used (total)      172  
   data-arc span      8547 days (23.40 yr)  
   first obs. used      1995-11-30  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .69835  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 08:37:29  

Additional Information
 Earth MOID = 1.91378 au 
 Jupiter MOID = 1.77234 au 
 T_jup = 3.190 
[ 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 15.8   n/a MPO433216  

185389 (2006 WJ42)          Discovered 2006-Nov-16 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

[ show close-approach data ]
Alternate Designations
 2006 WJ42 = 2002 AF79 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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