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JPL Small-Body Database Browser
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359925 (2011 WD145)
Classification: Main-belt Asteroid          SPK-ID: 2359925
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1215591014952785 9.9373e-08  
a 2.710997531965869 5.1031e-08 au
q 2.381451107824181 3.0564e-07 au
i 5.649205613252635 6.4477e-06 deg
node 67.18271412435614 6.1662e-05 deg
peri 309.5920554054292 6.6805e-05 deg
M 283.6979447246715 2.6654e-05 deg
tp 2458946.061894020246
(2020-Apr-06.56189402)
0.00012559 TDB
period 1630.392279715077
4.46
4.6035e-05
1.26e-07
d
yr
n .220805756061917 6.2346e-09 deg/d
Q 3.040543956107558 5.7235e-08 au
  Orbit Determination Parameters
   # obs. used (total)      172  
   data-arc span      6057 days (16.58 yr)  
   first obs. used      2002-12-09  
   last obs. used      2019-07-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59854  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:45:13  

Additional Information
 Earth MOID = 1.38747 au 
 Jupiter MOID = 2.42249 au 
 T_jup = 3.345 
[ 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 16.7   n/a MPO455597  

359925 (2011 WD145)          Discovered 2007-Dec-18 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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