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JPL Small-Body Database Browser
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441735 (2009 BC89)
Classification: Main-belt Asteroid          SPK-ID: 2441735
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04754843638791198 7.5795e-08  
a 2.716451597373792 4.4879e-08 au
q 2.587288571395223 1.9494e-07 au
i 5.127935449723074 9.9368e-06 deg
node 137.5026386774743 6.4093e-05 deg
peri 50.02104614833303 0.00013728 deg
M 54.093775492749 0.00011497 deg
tp 2458354.776791809395
(2018-Aug-24.27679181)
0.00052477 TDB
period 1635.314860957992
4.48
4.0526e-05
1.11e-07
d
yr
n .220141092455496 5.4555e-09 deg/d
Q 2.845614623352362 4.7013e-08 au
  Orbit Determination Parameters
   # obs. used (total)      84  
   data-arc span      3814 days (10.44 yr)  
   first obs. used      2009-01-25  
   last obs. used      2019-07-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57111  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:42:22  

Additional Information
 Earth MOID = 1.59261 au 
 Jupiter MOID = 2.11837 au 
 T_jup = 3.353 
[ 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 17.3   n/a MPO437717  

441735 (2009 BC89)          Discovered 2009-Jan-25 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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