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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1863024723706506 9.1758e-08  
a 2.344320507423622 3.2523e-08 au
q 1.907567800861384 2.2345e-07 au
i 4.60202180994589 1.2044e-05 deg
node 249.6644878603759 0.00014546 deg
peri 34.58667775573466 0.00015152 deg
M 222.9221525288087 4.479e-05 deg
tp 2457899.716213841625
(2017-May-26.21621384)
0.00016858 JED
period 1311.064043522824
3.59
2.7283e-05
7.47e-08
d
yr
n .2745861285560706 5.714e-09 deg/d
Q 2.781073213985861 3.8582e-08 au
  Orbit Determination Parameters
   # obs. used (total)      86  
   data-arc span      4996 days (13.68 yr)  
   first obs. used      2002-04-05  
   last obs. used      2015-12-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .60051  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 18:30:11  

Additional Information
 Earth MOID = .891645 au 
 Jupiter MOID = 2.36083 au 
 T_jup = 3.534 
[ 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 17.4 mag n/a MPO320783  

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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