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JPL Small-Body Database Browser
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305658 (2009 BD71)
Classification: Main-belt Asteroid          SPK-ID: 2305658
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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 .1180422767585198 6.1717e-08  
a 2.404575718014476 2.2963e-08 au
q 2.120734125621795 1.5348e-07 au
i 6.892081133722525 7.0776e-06 deg
node 300.3071900537009 6.4443e-05 deg
peri 149.4929102521634 7.5436e-05 deg
M 300.3633399283395 4.2418e-05 deg
tp 2458826.114456881070
(2019-Dec-08.61445688)
0.0001624 TDB
period 1361.934158948342
3.73
1.9509e-05
5.341e-08
d
yr
n .2643299587095934 3.7864e-09 deg/d
Q 2.688417310407158 2.5674e-08 au
  Orbit Determination Parameters
   # obs. used (total)      153  
   data-arc span      8972 days (24.56 yr)  
   first obs. used      1994-01-17  
   last obs. used      2018-08-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61742  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:45:45  

Additional Information
 Earth MOID = 1.14059 au 
 Jupiter MOID = 2.4759 au 
 T_jup = 3.504 
[ 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 17.1   n/a MPO455252  

305658 (2009 BD71)          Discovered 2009-Jan-26 by PMO NEO Survey Program at Purple Mountain
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Alternate Designations
 2009 BD71 = 2003 OL18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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