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185405 (2006 WQ128)
Classification: Main-belt Asteroid          SPK-ID: 2185405
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04996881302969496 5.7455e-08  
a 2.800396805252899 2.5007e-08 au
q 2.660464300882262 1.6533e-07 au
i .4538456815972189 5.9634e-06 deg
node 110.7253730681008 0.00079849 deg
peri 188.6629786400141 0.0008015 deg
M 82.33669366943826 6.7145e-05 deg
tp 2458609.011769863944
(2019-May-05.51176986)
0.0003213 TDB
period 1711.700537974026
4.69
2.2928e-05
6.277e-08
d
yr
n .2103171623852482 2.8172e-09 deg/d
Q 2.940329309623536 2.6257e-08 au
  Orbit Determination Parameters
   # obs. used (total)      262  
   data-arc span      10280 days (28.15 yr)  
   first obs. used      1991-09-05  
   last obs. used      2019-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55293  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 20:04:43  

Additional Information
 Earth MOID = 1.64473 au 
 Jupiter MOID = 2.15753 au 
 T_jup = 3.323 
[ 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 16.3   n/a MPO440032  
diameter diameter 3.284 km 0.891 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.045   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

185405 (2006 WQ128)          Discovered 2006-Nov-26 by Yeung, W. K. Y. at 7300
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

[ show close-approach data ]
Alternate Designations
 2006 WQ128 = 1996 TB3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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