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JPL Small-Body Database Browser
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183642 (2003 WA55)
Classification: Main-belt Asteroid          SPK-ID: 2183642
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1152146499583757 6.2541e-08  
a 2.39048800573007 1.4553e-08 au
q 2.115068766920185 1.4771e-07 au
i 4.619368290339746 7.1363e-06 deg
node 3.069594194322519 8.6718e-05 deg
peri 58.39014526279965 9.404e-05 deg
M 63.52433423966093 3.4073e-05 deg
tp 2458362.286756919771
(2018-Aug-31.78675692)
0.00012733 TDB
period 1349.982940165012
3.70
1.2327e-05
3.375e-08
d
yr
n .2666700365531998 2.4351e-09 deg/d
Q 2.665907244539956 1.6229e-08 au
  Orbit Determination Parameters
   # obs. used (total)      211  
   data-arc span      8030 days (21.98 yr)  
   first obs. used      1997-01-09  
   last obs. used      2019-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58591  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 12:42:42  

Additional Information
 Earth MOID = 1.13149 au 
 Jupiter MOID = 2.61756 au 
 T_jup = 3.519 
[ 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 16.9   n/a MPO459835  

183642 (2003 WA55)          Discovered 2003-Nov-20 by LINEAR at Socorro
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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