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JPL Small-Body Database Browser
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359893 (2011 WT55)
Classification: Main-belt Asteroid          SPK-ID: 2359893
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1425342592290176 7.7824e-08  
a 3.031521537362143 4.8693e-08 au
q 2.599425860697417 2.5061e-07 au
i 5.339505016181982 7.8142e-06 deg
node 70.06210472322816 7.7529e-05 deg
peri 97.39109089940841 8.8445e-05 deg
M 74.12076539327367 3.5483e-05 deg
tp 2458203.558224031502
(2018-Mar-26.05822403)
0.00019013 TDB
period 1927.921798843526
5.28
4.645e-05
1.272e-07
d
yr
n .186729565595424 4.499e-09 deg/d
Q 3.463617214026869 5.5634e-08 au
  Orbit Determination Parameters
   # obs. used (total)      184  
   data-arc span      4187 days (11.46 yr)  
   first obs. used      2006-11-22  
   last obs. used      2018-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60463  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:29:57  

Additional Information
 Earth MOID = 1.61342 au 
 Jupiter MOID = 1.53423 au 
 T_jup = 3.221 
[ 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 MPO440611  

359893 (2011 WT55)          Discovered 2006-Nov-22 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

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