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JPL Small-Body Database Browser
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390178 (2012 WF6)
Classification: Main-belt Asteroid          SPK-ID: 2390178
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06411379738249227 7.0369e-08  
a 2.706986775010467 3.9826e-08 au
q 2.53343157340036 2.0733e-07 au
i 8.170743759651211 6.8473e-06 deg
node 67.6852397009575 4.475e-05 deg
peri 283.212020887939 7.0389e-05 deg
M 224.6586436751284 5.7724e-05 deg
tp 2459212.083347345674
(2020-Dec-28.58334735)
0.00026479 TDB
period 1626.775518016454
4.45
3.59e-05
9.829e-08
d
yr
n .2212966669420696 4.8836e-09 deg/d
Q 2.880541976620575 4.2379e-08 au
  Orbit Determination Parameters
   # obs. used (total)      162  
   data-arc span      5704 days (15.62 yr)  
   first obs. used      2003-10-21  
   last obs. used      2019-06-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54655  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:06:44  

Additional Information
 Earth MOID = 1.54281 au 
 Jupiter MOID = 2.39132 au 
 T_jup = 3.347 
[ 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 16.4   n/a MPO476836  

390178 (2012 WF6)          Discovered 2003-Oct-21 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-03-21

[ show close-approach data ]
Alternate Designations
 2012 WF6 = 2010 EX130 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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