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138445 Westenburger (2000 JF2)
Classification: Main-belt Asteroid          SPK-ID: 2138445
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1407143899131049 7.1172e-08  
a 2.359746385899294 2.4565e-08 au
q 2.027696112857821 1.6411e-07 au
i 4.716579778682626 7.2113e-06 deg
node 74.87852158107651 9.0886e-05 deg
peri 199.3638131045177 9.5958e-05 deg
M 66.97262418003405 2.7518e-05 deg
tp 2457154.184786436030
(2015-May-11.68478644)
0.00010238 JED
period 1324.025718996162
3.62
2.0675e-05
5.661e-08
d
yr
n .2718980415825619 4.2457e-09 deg/d
Q 2.691796658940768 2.8022e-08 au
  Orbit Determination Parameters
   # obs. used (total)      249  
   data-arc span      7213 days (19.75 yr)  
   first obs. used      1996-01-25  
   last obs. used      2015-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .65318  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Nov-30 20:42:51  

Additional Information
 Earth MOID = 1.01061 au 
 Jupiter MOID = 2.39879 au 
 T_jup = 3.534 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.5 mag n/a MPO348286  

138445 Westenburger           Discovered 2000 May 2 by J. Kander at Drebach.
Carl-Heinz Westenburger (1924-2008) was a German painter, printmaker and conservationist.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20120207/MPCPages.arcLast Updated: 2012-02-09

Alternate Designations
 2000 JF2 = 2001 TB147 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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