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JPL Small-Body Database Browser
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185412 (2006 WN161)
Classification: Main-belt Asteroid          SPK-ID: 2185412
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0229150257438533 4.4866e-08  
a 2.768560621259132 2.4616e-08 au
q 2.705118983349561 1.1724e-07 au
i 5.64913696604991 4.5124e-06 deg
node 65.12977531088366 5.4857e-05 deg
peri 179.8806158502985 0.00013749 deg
M 150.3804578756935 0.00012505 deg
tp 2458297.640717192346
(2018-Jun-28.14071719)
0.00058504 TDB
period 1682.594569700758
4.61
2.244e-05
6.144e-08
d
yr
n .2139552845841078 2.8535e-09 deg/d
Q 2.832002259168704 2.518e-08 au
  Orbit Determination Parameters
   # obs. used (total)      273  
   data-arc span      9841 days (26.94 yr)  
   first obs. used      1992-11-18  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59384  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 20:50:52  

Additional Information
 Earth MOID = 1.69141 au 
 Jupiter MOID = 2.1486 au 
 T_jup = 3.331 
[ 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 16.1   n/a MPO449929  
diameter diameter 3.760 km 0.654 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.050   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

185412 (2006 WN161)          Discovered 2006-Nov-23 by Spacewatch at Kitt Peak
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

[ show close-approach data ]
Alternate Designations
 2006 WN161 = 2004 HW11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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