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JPL Small-Body Database Browser
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17493 Wildcat (1991 YA)
Classification: Mars-crossing Asteroid          SPK-ID: 2017493
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4423659736265799 1.5764e-07  
a 2.736834700765942 1.6588e-08 au
q 1.526152153706606 4.3888e-07 au
i 44.37796149420279 1.0674e-05 deg
node 274.1765837517952 1.4498e-05 deg
peri 175.0173964601923 2.8909e-05 deg
M 9.192295309578206 1.1955e-05 deg
tp 2458558.272755233429
(2019-Mar-15.77275523)
5.482e-05 TDB
period 1653.755411896471
4.53
1.5036e-05
4.117e-08
d
yr
n .2176863624513641 1.9792e-09 deg/d
Q 3.947517247825277 2.3927e-08 au
  Orbit Determination Parameters
   # obs. used (total)      706  
   data-arc span      9981 days (27.33 yr)  
   first obs. used      1991-12-02  
   last obs. used      2019-03-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46489  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 22:20:18  

Additional Information
 Earth MOID = .54425 au 
 Jupiter MOID = 1.29702 au 
 T_jup = 2.831 
[ show covariance matrix ]

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 14.6   n/a MPO467893  

17493 Wildcat           Discovered 1991 Dec. 31 by C. S. Shoemaker and D. H. Levy at Palomar.
The University of Arizona (whose athletic symbol is a wildcat) has contributed to astronomy and planetary sciences almost from its founding in 1885. Today the university remains in the forefront of astronomical research, discovery and in astronomical instrument development.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030501/MPCPages.arcLast Updated: 2003-10-02

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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