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16497 Toinevermeylen (1990 SU8)
Classification: Main-belt Asteroid          SPK-ID: 2016497
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2086739462544833 4.9545e-08  
a 2.206662220422816 1.278e-08 AU
q 1.746189306836506 1.0855e-07 AU
i 6.408438251264313 6.3477e-06 deg
node 154.0622337907632 5.165e-05 deg
peri 142.1512575582877 5.4309e-05 deg
M 123.0719586793953 1.9512e-05 deg
tp 2456391.183899515023
(2013-Apr-08.68389951)
6.2942e-05 JED
period 1197.297887802785
3.28
1.0402e-05
2.848e-08
d
yr
n .3006770526093989 2.6122e-09 deg/d
Q 2.667135134009126 1.5447e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1016  
   data-arc span      12214 days (33.44 yr)  
   first obs. used      1980-08-04  
   last obs. used      2014-01-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55127  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jan-22 04:37:33  

Additional Information
 Earth MOID = .735027 AU 
 T_jup = 3.624 
[ 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 14.2 mag n/a MPO272719  

16497 Toinevermeylen           Discovered 1990 Sept. 22 by E. W. Elst at the European Southern Observatory.
Antoine (Toine) Vermeylen (1937-2012) was a good friend of the discoverer.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20130127/MPCPages.arcLast Updated: 2013-01-31

[ show close-approach data ]
Alternate Designations
 1990 SU8 = 1980 PD4 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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