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JPL Small-Body Database Browser
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183366 (2002 WU22)
Classification: Main-belt Asteroid          SPK-ID: 2183366
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1371982265050899 6.3307e-08  
a 2.356758291537261 1.7286e-08 au
q 2.033415233637183 1.5139e-07 au
i 7.943544599616327 5.1053e-06 deg
node 73.13750514193043 5.2222e-05 deg
peri 248.656093443004 5.561e-05 deg
M 278.6203964149712 1.988e-05 deg
tp 2458899.233592500397
(2020-Feb-19.73359250)
7.338e-05 TDB
period 1321.511638819624
3.62
1.4539e-05
3.981e-08
d
yr
n .2724153079132565 2.997e-09 deg/d
Q 2.680101349437339 1.9657e-08 au
  Orbit Determination Parameters
   # obs. used (total)      181  
   data-arc span      6562 days (17.97 yr)  
   first obs. used      2001-05-23  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5423  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:50:53  

Additional Information
 Earth MOID = 1.03557 au 
 Jupiter MOID = 2.60914 au 
 T_jup = 3.528 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.8   n/a MPO436906  

183366 (2002 WU22)          Discovered 2002-Nov-24 by NEAT at Palomar
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

Alternate Designations
 2002 WU22 = 2001 KP66 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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