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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2056200395212696 9.2216e-08  
a 3.187893890552636 4.4579e-08 AU
q 2.532399022787589 3.1408e-07 AU
i 14.6380686090399 7.9133e-06 deg
node 119.7562687469221 3.263e-05 deg
peri 64.66491033296109 3.8564e-05 deg
M 46.6016866141707 1.9907e-05 deg
tp 2456531.375431042437
(2013-Aug-26.87543104)
0.00011446 JED
period 2078.998677169372
5.69
4.3609e-05
1.194e-07
d
yr
n .1731602833389737 3.6322e-09 deg/d
Q 3.843388758317682 5.3745e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      642  
   data-arc span      10109 days (27.68 yr)  
   first obs. used      1986-07-07  
   last obs. used      2014-03-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54555  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 14:14:39  

Additional Information
 Earth MOID = 1.57747 AU 
 T_jup = 3.115 
[ 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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