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

[ show orbit diagram ]
Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1869291451025369 1.6682e-07  
a 2.343701594352122 5.6354e-08 AU
q 1.905595458944427 3.8704e-07 AU
i 4.60385437165526 1.6012e-05 deg
node 249.6923129327915 0.00023717 deg
peri 34.70344526861793 0.00024934 deg
M 308.0650421180089 6.1203e-05 deg
tp 2456589.564148488432
(2013-Oct-24.06414849)		 0.00022217 JED
period 1310.544885980104
3.59		 4.7268e-05
1.294e-07		 d
yr
n .2746949027470893 9.9074e-09 deg/d
Q 2.781807729759817 6.6888e-08 AU
   Orbit Determination Parameters
   # obs. used (total)      63  
   data-arc span      4033 days (11.04 yr)  
   first obs. used      2002-04-05  
   last obs. used      2013-04-20  
   planetary ephem.      DE405  
   SB-pert. ephem.      SB405-CPV-2  
   condition code      0  
   fit RMS      .54892  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Apr-29 20:19:50  

Additional Information
 Earth MOID = .891442 AU 
 T_jup = 3.535 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.259 mag .65769 1 autocmod 2.5c

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

Alternate Designations
 2006 KW67 = 2003 SH286 
[ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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