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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2057224584287164 6.0048e-08  
a 3.188424704052528 3.0662e-08 AU
q 2.532494135419989 1.9307e-07 AU
i 14.63820367410229 6.8234e-06 deg
node 119.7557841491917 2.7597e-05 deg
peri 64.69843406590519 3.2739e-05 deg
M 81.18767089943147 1.7941e-05 deg
tp 2456531.524390162426
(2013-Aug-27.02439016)
0.00010314 JED
period 2079.517957235905
5.69
2.9997e-05
8.213e-08
d
yr
n .1731170431817343 2.4972e-09 deg/d
Q 3.844355272685067 3.697e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      711  
   data-arc span      10580 days (28.97 yr)  
   first obs. used      1986-07-07  
   last obs. used      2015-06-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50777  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 12:26:11  

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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