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JPL Small-Body Database Browser
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423620 (2005 WM141)
Classification: Main-belt Asteroid          SPK-ID: 2423620
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1157360041137954 9.363e-08  
a 2.697493997884309 5.5385e-08 au
q 2.385296821448232 2.3005e-07 au
i 10.76081287002837 9.4871e-06 deg
node 250.758234689205 4.7585e-05 deg
peri 309.9228809912561 6.3826e-05 deg
M 342.7458625956879 4.4436e-05 deg
tp 2459078.058590676393
(2020-Aug-16.55859068)
0.0002002 TDB
period 1618.22593556741
4.43
4.9838e-05
1.364e-07
d
yr
n .22246584490303 6.8515e-09 deg/d
Q 3.009691174320385 6.1795e-08 au
  Orbit Determination Parameters
   # obs. used (total)      108  
   data-arc span      4776 days (13.08 yr)  
   first obs. used      2005-11-01  
   last obs. used      2018-11-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59831  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 06:06:03  

Additional Information
 Earth MOID = 1.39634 au 
 Jupiter MOID = 2.03689 au 
 T_jup = 3.334 
[ 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 16.2   n/a MPO472256  

423620 (2005 WM141)          Discovered 2005-Nov-28 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-02-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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