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227468 (2005 WJ135)
Classification: Main-belt Asteroid          SPK-ID: 2227468
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1071398304458587 4.1508e-08  
a 2.723951928552779 1.8178e-08 au
q 2.432108180784964 1.1136e-07 au
i 13.35875206708188 5.2884e-06 deg
node 104.1690284152657 1.9612e-05 deg
peri 66.6278262803912 3.6914e-05 deg
M 69.96882395215938 2.8071e-05 deg
tp 2458881.346465153466
(2020-Feb-01.84646515)
0.00012806 TDB
period 1642.092378504331
4.50
1.6437e-05
4.5e-08
d
yr
n .2192324894217579 2.1945e-09 deg/d
Q 3.015795676320593 2.0125e-08 au
  Orbit Determination Parameters
   # obs. used (total)      587  
   data-arc span      6701 days (18.35 yr)  
   first obs. used      2002-01-19  
   last obs. used      2020-05-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52926  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:39:53  

Additional Information
 Earth MOID = 1.47506 au 
 Jupiter MOID = 2.09013 au 
 T_jup = 3.310 
[ 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 15.58   n/a E2021B55  

227468 (2005 WJ135)          Discovered 2005-Nov-25 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

Alternate Designations
 2005 WJ135 = 2002 BZ28 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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