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JPL Small-Body Database Browser
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305639 (2009 BA39)
Classification: Main-belt Asteroid          SPK-ID: 2305639
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1090982827229238 5.9601e-08  
a 2.376746935936036 2.9836e-08 au
q 2.117447926758443 1.4741e-07 au
i 6.193535945876352 7.9082e-06 deg
node 326.1122939576103 6.1242e-05 deg
peri 116.9208925182839 7.4297e-05 deg
M 330.1924704015814 4.9869e-05 deg
tp 2458711.314431816710
(2019-Aug-15.81443182)
0.00018673 TDB
period 1338.359669233777
3.66
2.5201e-05
6.9e-08
d
yr
n .2689859895480138 5.0649e-09 deg/d
Q 2.636045945113628 3.3091e-08 au
  Orbit Determination Parameters
   # obs. used (total)      138  
   data-arc span      7501 days (20.54 yr)  
   first obs. used      1998-03-02  
   last obs. used      2018-09-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56192  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:45:13  

Additional Information
 Earth MOID = 1.14194 au 
 Jupiter MOID = 2.543 au 
 T_jup = 3.525 
[ 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 16.9   n/a MPO455251  

305639 (2009 BA39)          Discovered 2009-Jan-16 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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