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226280 (2003 BU2)
Classification: Main-belt Asteroid          SPK-ID: 2226280
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1950554469847698 4.8313e-08  
a 2.321499973355575 8.2698e-09 au
q 1.868678758377572 1.1513e-07 au
i 8.11665198141784 5.7898e-06 deg
node 136.0840313665787 3.5561e-05 deg
peri 268.0623708371114 4.2974e-05 deg
M 34.26636523234642 2.0232e-05 deg
tp 2458877.524954990796
(2020-Jan-29.02495499)
7.2362e-05 TDB
period 1291.967090852199
3.54
6.9035e-06
1.89e-08
d
yr
n .278644868394085 1.4889e-09 deg/d
Q 2.774321188333578 9.8828e-09 au
  Orbit Determination Parameters
   # obs. used (total)      552  
   data-arc span      7744 days (21.20 yr)  
   first obs. used      1998-11-13  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54589  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 05:51:56  

Additional Information
 Earth MOID = .898448 au 
 Jupiter MOID = 2.6614 au 
 T_jup = 3.538 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.1   n/a MPO254395  

226280 (2003 BU2)          Discovered 2003-Jan-26 by LONEOS at Anderson Mesa
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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