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JPL Small-Body Database Browser
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17555 Kenkennedy (1993 VC5)
Classification: Mars-crossing Asteroid          SPK-ID: 2017555
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3262518451528789 4.485e-08  
a 2.370675289930778 9.5536e-09 au
q 1.597238102332526 1.0576e-07 au
i 21.59078803055132 4.4269e-06 deg
node 161.875233994595 1.3054e-05 deg
peri 251.9852811713001 1.4002e-05 deg
M 337.6752234459882 5.8415e-06 deg
tp 2458683.178227297225
(2019-Jul-18.67822730)
2.187e-05 TDB
period 1333.234478517209
3.65
8.0593e-06
2.207e-08
d
yr
n .2700200195845395 1.6322e-09 deg/d
Q 3.144112477529031 1.2671e-08 au
  Orbit Determination Parameters
   # obs. used (total)      935  
   data-arc span      12033 days (32.94 yr)  
   first obs. used      1986-12-27  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53985  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 00:20:36  

Additional Information
 Earth MOID = .726858 au 
 Jupiter MOID = 2.63113 au 
 T_jup = 3.381 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.8   n/a MPO452419  
diameter diameter 2.583 km 0.440 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.290   0.127 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

17555 Kenkennedy           Discovered 1993 Nov. 4 by R. H. McNaught at Siding Spring.
Kenneth Kennedy (b. 1942) has been an active amateur astronomer in Scotland for fifty years. A retired senior hematologist, he has been Director of the BAA Aurora Section and has encouraged amateur collaboration in professional studies of aurora and polar mesospheric clouds.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2016-11-14Last Updated: 2016-11-20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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