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JPL Small-Body Database Browser
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183647 (2003 WU63)
Classification: Main-belt Asteroid          SPK-ID: 2183647
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1695615226000201 5.8734e-08  
a 2.354691472872327 1.7878e-08 au
q 1.955426401478811 1.4474e-07 au
i .7899562837695938 6.0767e-06 deg
node 255.4610106947862 0.00058886 deg
peri 169.340849086848 0.00058948 deg
M 95.350192090129 3.2118e-05 deg
tp 2458250.942588241182
(2018-May-12.44258824)
0.00011496 TDB
period 1319.773620531616
3.61
1.5031e-05
4.115e-08
d
yr
n .2727740533675684 3.1065e-09 deg/d
Q 2.753956544265843 2.0909e-08 au
  Orbit Determination Parameters
   # obs. used (total)      226  
   data-arc span      9628 days (26.36 yr)  
   first obs. used      1992-10-25  
   last obs. used      2019-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65112  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:03:06  

Additional Information
 Earth MOID = .968626 au 
 Jupiter MOID = 2.54554 au 
 T_jup = 3.536 
[ hide covariance matrix ]
Orbital Elements at Epoch 2455967.5 (2012-Feb-10.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1689386652994025 5.8724e-08  
q 1.957444168582081 1.446e-07 au
tp 2455610.473760578059
(2011-Feb-17.97376058)
9.7355e-05 TDB
node 255.6296497708781 0.00058926 deg
peri 169.2641427375603 0.00058989 deg
i .7893627728875192 6.0745e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      226  
   data-arc span      9628 days (26.36 yr)  
   first obs. used      1992-10-25  
   last obs. used      2019-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65112  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:03:06  

Additional Information
 Jupiter MOID = 2.54554 au 
 T_jup = 3.536 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.448530812961742E-15 -8.453542526243956E-15 -1.910717097040279E-12 -1.970464413516945E-14 -4.97280217762225E-13 -7.798090841114376E-16
q -8.453542526243956E-15 2.090942482034376E-14 5.226301101521196E-12 5.588577548499673E-14 1.378924138832591E-12 2.106348537953223E-15
tp -1.910717097040279E-12 5.226301101521196E-12 9.478093085911991E-9 5.010470350798578E-11 2.729371933289783E-9 1.629059698956541E-12
node -1.970464413516945E-14 5.588577548499673E-14 5.010470350798578E-11 3.472291481532652E-7 -3.471793300461079E-7 -3.736989625936026E-10
peri -4.97280217762225E-13 1.378924138832591E-12 2.729371933289783E-9 -3.471793300461079E-7 3.479697399802579E-7 3.741272905931034E-10
i -7.798090841114376E-16 2.106348537953223E-15 1.629059698956541E-12 -3.736989625936026E-10 3.741272905931034E-10 3.690013174896046E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.4   n/a MPO417992  

183647 (2003 WU63)          Discovered 2003-Nov-19 by Spacewatch at Kitt Peak
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

Alternate Designations
 2003 WU63 = 2003 UJ293 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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