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JPL Small-Body Database Browser
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212401 (2006 JW42)
Classification: Main-belt Asteroid          SPK-ID: 2212401
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1324898444770043 3.9488e-08  
a 2.236420710047299 1.1511e-08 au
q 1.940117677987981 8.8201e-08 au
i 4.536458918288789 4.5668e-06 deg
node 80.4677523802175 6.5059e-05 deg
peri 70.04498672141594 6.8291e-05 deg
M 20.81542007185294 1.9773e-05 deg
tp 2458529.866396388634
(2019-Feb-15.36639639)
6.7065e-05 TDB
period 1221.599045914815
3.34
9.4316e-06
2.582e-08
d
yr
n .2946957114970633 2.2753e-09 deg/d
Q 2.532723742106618 1.3036e-08 au
  Orbit Determination Parameters
   # obs. used (total)      396  
   data-arc span      8945 days (24.49 yr)  
   first obs. used      1994-10-31  
   last obs. used      2019-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55198  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 07:17:51  

Additional Information
 Earth MOID = .957263 au 
 Jupiter MOID = 2.46992 au 
 T_jup = 3.622 
[ 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 16.7   n/a MPO422825  

212401 (2006 JW42)          Discovered 2006-May-02 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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