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441737 (2009 BB99)
Classification: Main-belt Asteroid          SPK-ID: 2441737
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1718679202858021 9.7325e-08  
a 2.703961310807228 3.6676e-08 au
q 2.239237103785519 2.5168e-07 au
i 7.624367958840867 7.9593e-06 deg
node 9.67659900505182 6.5911e-05 deg
peri 187.2813571271974 7.1225e-05 deg
M 159.5109378239231 2.9394e-05 deg
tp 2458280.906710955598
(2018-Jun-11.40671096)
0.00012491 TDB
period 1624.049031308075
4.45
3.3042e-05
9.046e-08
d
yr
n .2216681843097073 4.51e-09 deg/d
Q 3.168685517828938 4.2979e-08 au
  Orbit Determination Parameters
   # obs. used (total)      103  
   data-arc span      5168 days (14.15 yr)  
   first obs. used      2005-05-16  
   last obs. used      2019-07-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64043  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:42:23  

Additional Information
 Earth MOID = 1.2381 au 
 Jupiter MOID = 1.79161 au 
 T_jup = 3.332 
[ 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 16.7   n/a MPO477083  

441737 (2009 BB99)          Discovered 2009-Jan-26 by PMO NEO Survey Program at Purple Mountain
Reference: Last Updated: 2015-09-02

[ show close-approach data ]
Alternate Designations
 2009 BB99 = 2007 VO46 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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