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19981 Bialystock (1989 YB6)
Classification: Main-belt Asteroid          SPK-ID: 2019981
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2057224505466489 6.3864e-08  
a 3.188424708034728 3.2404e-08 AU
q 2.532494163714341 2.0808e-07 AU
i 14.63820421426631 6.9091e-06 deg
node 119.7557848647103 2.9128e-05 deg
peri 64.69843296253636 3.4299e-05 deg
M 81.18767020727306 1.8219e-05 deg
tp 2456531.524393282042
(2013-Aug-27.02439328)
0.00010486 JED
period 2079.517961131743
5.69
3.1701e-05
8.679e-08
d
yr
n .173117042857411 2.6391e-09 deg/d
Q 3.844355252355116 3.907e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      678  
   data-arc span      10248 days (28.06 yr)  
   first obs. used      1986-07-07  
   last obs. used      2014-07-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51501  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 14:33:44  

Additional Information
 Earth MOID = 1.57818 AU 
 T_jup = 3.114 
[ 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 13.1 mag n/a MPO263526  

19981 Bialystock           Discovered 1989 Dec. 29 by E. W. Elst at Haute Provence.
Settled in 1437, the Polish city of Bialystock had many occupiers until Jan Klemens Branicki (1689-1771), a commander in chief, became heir to the Bialystock area, where he built the magnificent Branicki castle.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070601/MPCPages.arcLast Updated: 2007-06-06

[ show close-approach data ]
Alternate Designations
 1989 YB6 = 1986 NL = 1991 KF 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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