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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1404422148420833 8.5213e-08  
a 2.359541340052461 3.1868e-08 AU
q 2.028162128244036 2.0802e-07 AU
i 4.716868324643128 9.4681e-06 deg
node 74.88560819494241 0.00011349 deg
peri 199.333305083722 0.00012181 deg
M 263.8331715110935 4.7743e-05 deg
tp 2457154.140996604806
(2015-May-11.64099660)
0.00017765 JED
period 1323.85314955475
3.62
2.682e-05
7.343e-08
d
yr
n .2719334845568622 5.5091e-09 deg/d
Q 2.690920551860886 3.6343e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      205  
   data-arc span      6615 days (18.11 yr)  
   first obs. used      1996-01-25  
   last obs. used      2014-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .69775  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Mar-22 13:07:39  

Additional Information
 Earth MOID = 1.01218 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 16.3 mag n/a MPO248171  

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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