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120039 (2003 BA2)
Classification: Main-belt Asteroid          SPK-ID: 2120039
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1264537347775031 3.8414e-08  
a 2.38798388656565 1.4376e-08 au
q 2.086014405520926 9.5892e-08 au
i 7.283350519021016 4.402e-06 deg
node 113.5386737794878 3.1791e-05 deg
peri 267.8130536152778 3.648e-05 deg
M 337.6563399260073 2.0176e-05 deg
tp 2459084.156045197450
(2020-Aug-22.65604520)
7.5887e-05 TDB
period 1347.862264792335
3.69
1.2171e-05
3.332e-08
d
yr
n .2670896050758312 2.4118e-09 deg/d
Q 2.689953367610373 1.6193e-08 au
  Orbit Determination Parameters
   # obs. used (total)      658  
   data-arc span      6922 days (18.95 yr)  
   first obs. used      2001-08-19  
   last obs. used      2020-08-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59105  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 10:08:12  

Additional Information
 Earth MOID = 1.10382 au 
 Jupiter MOID = 2.78175 au 
 T_jup = 3.512 
[ 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 15.9   n/a MPO436579  

120039 (2003 BA2)          Discovered 2003-Jan-25 by LONEOS at Anderson Mesa
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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