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JPL Small-Body Database Browser
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172561 (2003 UW134)
Classification: Main-belt Asteroid          SPK-ID: 2172561
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .122821999063892 4.0514e-08  
a 2.458139523049069 1.2827e-08 au
q 2.156225912850221 1.0002e-07 au
i 5.581051460379942 4.9588e-06 deg
node 256.8567016892236 5.764e-05 deg
peri 159.1846757150497 6.4034e-05 deg
M 98.27919911570629 2.9205e-05 deg
tp 2458616.202703469572
(2019-May-12.70270347)
0.00011261 TDB
period 1407.693876178978
3.85
1.1019e-05
3.017e-08
d
yr
n .2557374199688772 2.0018e-09 deg/d
Q 2.760053133247918 1.4403e-08 au
  Orbit Determination Parameters
   # obs. used (total)      419  
   data-arc span      8345 days (22.85 yr)  
   first obs. used      1997-03-03  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57823  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 21:46:50  

Additional Information
 Earth MOID = 1.16928 au 
 Jupiter MOID = 2.55108 au 
 T_jup = 3.475 
[ 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 16.2   n/a MPO454183  

172561 (2003 UW134)          Discovered 2003-Oct-20 by NEAT at Palomar
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

[ show close-approach data ]
Alternate Designations
 2003 UW134 = 1997 EZ6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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