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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1366844460843226 5.4775e-08  
a 2.356230003179439 1.6749e-08 au
q 2.034170010347596 1.3359e-07 au
i 7.94212780296401 5.0273e-06 deg
node 73.13138491400795 4.2333e-05 deg
peri 248.5338961533369 4.676e-05 deg
M 27.67763287353319 1.9799e-05 deg
tp 2458898.933288036551
(2020-Feb-19.43328804)
7.253e-05 TDB
period 1321.067320818689
3.62
1.4086e-05
3.857e-08
d
yr
n .2725069300608401 2.9057e-09 deg/d
Q 2.678289996011283 1.9039e-08 au
  Orbit Determination Parameters
   # obs. used (total)      204  
   data-arc span      6616 days (18.11 yr)  
   first obs. used      2001-05-23  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54547  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 19:34:56  

Additional Information
 Earth MOID = 1.03708 au 
 Jupiter MOID = 2.61143 au 
 T_jup = 3.529 
[ 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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