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172989 Xuliyang (2006 KW67)
Classification: Main-belt Asteroid          SPK-ID: 2172989
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1868426750912947 9.7511e-08  
a 2.343322967809844 3.421e-08 AU
q 1.905490235901381 2.3612e-07 AU
i 4.60388253382609 1.3185e-05 deg
node 249.686751445692 0.00016936 deg
peri 34.61102546871 0.0001762 deg
M 112.9787144879496 4.7343e-05 deg
tp 2456589.311671475938
(2013-Oct-23.81167148)
0.00016985 JED
period 1310.227319717388
3.59
2.8692e-05
7.855e-08
d
yr
n .2747614819065525 6.0169e-09 deg/d
Q 2.781155699718307 4.0602e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      75  
   data-arc span      4589 days (12.56 yr)  
   first obs. used      2002-04-05  
   last obs. used      2014-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .61739  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 17:05:16  

Additional Information
 Earth MOID = .892562 AU 
 T_jup = 3.535 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.5 mag n/a MPO264382  

172989 Xuliyang           Discovered 2006 May 25 by Q.-z. Ye and H.-C. Lin at Lulin.
Xu Liyang (b. 1989) is a good friend of the first discoverer.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20111210/MPCPages.arcLast Updated: 2011-12-12

[ show close-approach data ]
Alternate Designations
 2006 KW67 = 2003 SH286 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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