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JPL Small-Body Database Browser
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461988 (2006 WK)
Classification: Main-belt Asteroid          SPK-ID: 2461988
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08476552662670567 3.8625e-07  
a 2.549165871715379 3.1604e-08 au
q 2.3330844841406 9.8305e-07 au
i 13.48616027294783 7.321e-06 deg
node 31.00199757255556 3.1198e-05 deg
peri 172.0698731401488 0.00015603 deg
M 322.1657435813456 0.00018462 deg
tp 2459156.734978605147
(2020-Nov-03.23497861)
0.00076212 TDB
period 1486.604934836811
4.07
2.7646e-05
7.569e-08
d
yr
n .2421625218400867 4.5034e-09 deg/d
Q 2.765247259290159 3.4283e-08 au
  Orbit Determination Parameters
   # obs. used (total)      182  
   data-arc span      4846 days (13.27 yr)  
   first obs. used      2006-09-27  
   last obs. used      2020-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6729  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 12:20:43  

Additional Information
 Earth MOID = 1.32946 au 
 Jupiter MOID = 2.19309 au 
 T_jup = 3.398 
[ 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 16.6   n/a MPO456238  

461988 (2006 WK)          Discovered 2006-Sep-27 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2016-03-24

Alternate Designations
 2006 WK = 2016 CQ251 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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