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16797 Wilkerson (1997 CA17)
Classification: Main-belt Asteroid          SPK-ID: 2016797
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1514078591316615 3.2007e-08  
a 3.194482150124465 1.6733e-08 au
q 2.710812446739813 1.0037e-07 au
i 7.841600592013479 3.6855e-06 deg
node 283.7760426388527 3.1342e-05 deg
peri 155.9969595310966 3.4554e-05 deg
M 144.4874671802613 1.4469e-05 deg
tp 2458559.497408135475
(2019-Mar-16.99740814)
8.2515e-05 TDB
period 2085.446848447441
5.71
1.6385e-05
4.486e-08
d
yr
n .1726248742652013 1.3563e-09 deg/d
Q 3.678151853509118 1.9266e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1801  
   data-arc span      23981 days (65.66 yr)  
   first obs. used      1955-11-11  
   last obs. used      2021-07-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48227  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 14:16:18  

Additional Information
 Earth MOID = 1.72885 au 
 Jupiter MOID = 1.56794 au 
 T_jup = 3.163 
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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.31   n/a MPO636316  

16797 Wilkerson           Discovered 1997 Feb. 7 by A. Boattini and L. Tesi at San Marcello Pistoiese.
Winston S. Wilkerson, uncle of the first discoverer's wife, is a member of the physics faculty at The Cooper Union for the Advancement of Science and Art in New York. His interests have concentrated on variable stars, and he has been a member of the American Association of Variable Star Observers for many years.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010705/MPCPages.arcLast Updated: 2009-05-11

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Alternate Designations
 1997 CA17 = 1994 LJ10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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