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JPL Small-Body Database Browser
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447954 (2008 BB11)
Classification: Main-belt Asteroid          SPK-ID: 2447954
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08329774853720484 1.322e-07  
a 2.719835559951075 4.032e-08 au
q 2.493279381415723 3.5577e-07 au
i 8.749618687235001 1.2432e-05 deg
node 290.7847198485269 4.6707e-05 deg
peri 156.9126170736292 9.5402e-05 deg
M 205.1382520358069 8.1238e-05 deg
tp 2459305.280783972302
(2021-Mar-31.78078397)
0.0003783 TDB
period 1638.371551176691
4.49
3.6432e-05
9.975e-08
d
yr
n .2197303778507661 4.8861e-09 deg/d
Q 2.946391738486427 4.3679e-08 au
  Orbit Determination Parameters
   # obs. used (total)      96  
   data-arc span      6126 days (16.77 yr)  
   first obs. used      2002-11-25  
   last obs. used      2019-09-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60582  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:49:40  

Additional Information
 Earth MOID = 1.5124 au 
 Jupiter MOID = 2.21513 au 
 T_jup = 3.337 
[ 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 17.0   n/a MPO402793  

447954 (2008 BB11)          Discovered 2008-Jan-18 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-10-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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