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12398 Pickhardt (1995 KJ3)
Classification: Main-belt Asteroid          SPK-ID: 2012398
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1289725122131993 3.5993e-08  
a 2.162389700868556 6.8945e-09 au
q 1.883500868763589 8.0744e-08 au
i 1.05263131897162 3.1745e-06 deg
node 78.17978522644519 0.00020169 deg
peri 171.7656148610291 0.00020226 deg
M 297.6623219430725 1.6793e-05 deg
tp 2459201.616403538063
(2020-Dec-18.11640354)
5.4659e-05 TDB
period 1161.446937558124
3.18
5.5547e-06
1.521e-08
d
yr
n .3099581981393653 1.4824e-09 deg/d
Q 2.441278532973522 7.7837e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1238  
   data-arc span      9605 days (26.30 yr)  
   first obs. used      1994-01-10  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54463  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 03:43:25  

Additional Information
 Earth MOID = .869377 au 
 Jupiter MOID = 2.58018 au 
 T_jup = 3.685 
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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8   n/a MPO452345  

12398 Pickhardt           Discovered 1995 May 25 by Spacewatch at Kitt Peak.
Wilhelm Pickhardt (b. 1923) studied geology at the Rheinische-Friedrich-Wilhelms-Universität in Bonn. He conducted research at the Mining Research Institute for Bituminous Coal and held an adjunct professorship at the Technical University of Berlin.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020427/MPCPages.arcLast Updated: 2003-10-02

Alternate Designations
 1995 KJ3 = 1996 VG17 = 1998 FT50 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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