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JPL Small-Body Database Browser
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390200 (2012 WF30)
Classification: Main-belt Asteroid          SPK-ID: 2390200
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1888240636098422 8.8609e-08  
a 2.405212526889796 2.1867e-08 au
q 1.951050523717168 2.0903e-07 au
i 1.572666525967883 1.2299e-05 deg
node 156.9334150250685 0.00026017 deg
peri 146.10212468983 0.00026197 deg
M 352.6145536244032 2.815e-05 deg
tp 2458628.451354666674
(2019-May-24.95135467)
0.00010659 TDB
period 1362.475220624628
3.73
1.858e-05
5.087e-08
d
yr
n .2642249888661885 3.6033e-09 deg/d
Q 2.859374530062424 2.5996e-08 au
  Orbit Determination Parameters
   # obs. used (total)      80  
   data-arc span      5500 days (15.06 yr)  
   first obs. used      2004-09-11  
   last obs. used      2019-10-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5835  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 12:57:48  

Additional Information
 Earth MOID = .935208 au 
 Jupiter MOID = 2.37134 au 
 T_jup = 3.498 
[ 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 17.7   n/a MPO440684  

390200 (2012 WF30)          Discovered 2008-Sep-06 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-03-21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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