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332664 (2008 WB60)
Classification: Main-belt Asteroid          SPK-ID: 2332664
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2733186262316853 6.191e-08  
a 2.74621072122045 2.874e-08 au
q 1.99562017955375 1.6455e-07 au
i 6.434686077743342 7.1403e-06 deg
node 85.61993458581631 6.7371e-05 deg
peri 252.7285353717753 6.898e-05 deg
M 243.7097774582709 1.7653e-05 deg
tp 2459537.457502932943
(2021-Nov-18.95750293)
8.7739e-05 TDB
period 1662.260995213891
4.55
2.6094e-05
7.144e-08
d
yr
n .2165724883375953 3.3997e-09 deg/d
Q 3.496801262887149 3.6595e-08 au
  Orbit Determination Parameters
   # obs. used (total)      174  
   data-arc span      6095 days (16.69 yr)  
   first obs. used      2003-08-20  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6575  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 21:30:47  

Additional Information
 Earth MOID = .997954 au 
 Jupiter MOID = 1.93842 au 
 T_jup = 3.284 
[ 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 MPO434082  

332664 (2008 WB60)          Discovered 2008-Nov-19 by LINEAR at Socorro
Reference: 20120703/Numbers.arcLast Updated: 2012-07-09

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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