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15735 Andakerkhoven (1990 WF2)
Classification: Main-belt Asteroid          SPK-ID: 2015735
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07100238118665446 7.6002e-08  
a 3.182615606963522 4.2988e-08 AU
q 2.956642320467302 2.4776e-07 AU
i 10.46479198218538 6.8313e-06 deg
node 95.5964017516456 4.6035e-05 deg
peri 256.9473821365613 6.908e-05 deg
M 144.9170171306949 5.1714e-05 deg
tp 2456165.682403676472
(2012-Aug-26.18240368)
0.00029633 JED
period 2073.837432117653
5.68
4.2017e-05
1.15e-07
d
yr
n .1735912345030796 3.5171e-09 deg/d
Q 3.408588893459742 4.604e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      746  
   data-arc span      9379 days (25.68 yr)  
   first obs. used      1988-08-04  
   last obs. used      2014-04-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50911  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 21:22:38  

Additional Information
 Earth MOID = 1.97357 AU 
 T_jup = 3.169 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.9 mag n/a MPO250367  

15735 Andakerkhoven           Discovered 1990 Nov. 18 by E. W. Elst at the European Southern Observatory.
Melisande T. M. "Anda" Kerkhoven (1919-1945), a medical student at Groningen University, was active in the Dutch Resistance during World War II. Providing help and shelter for allied aircraft pilots, she was finally captured and shot by Dutch Nazi collaborators.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20080618/MPCPages.arcLast Updated: 2008-06-20

[ show close-approach data ]
Alternate Designations
 1990 WF2 = 1988 PD3 = 1999 JR82 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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