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249390 (2009 BJ96)
Classification: Main-belt Asteroid          SPK-ID: 2249390
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2218413796254912 9.4465e-08  
a 2.641963466417224 5.7096e-08 au
q 2.055866646107082 2.4293e-07 au
i 12.0033468331605 1.5961e-05 deg
node 341.4491772478659 3.3971e-05 deg
peri 246.1710339822371 6.8144e-05 deg
M 168.490489021718 8.1097e-05 deg
tp 2458266.389343212410
(2018-May-27.88934321)
0.00033168 TDB
period 1568.51486382396
4.29
5.0846e-05
1.392e-07
d
yr
n .2295164733870217 7.4402e-09 deg/d
Q 3.228060286727366 6.9763e-08 au
  Orbit Determination Parameters
   # obs. used (total)      131  
   data-arc span      5339 days (14.62 yr)  
   first obs. used      2005-03-13  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56775  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 02:46:04  

Additional Information
 Earth MOID = 1.08159 au 
 Jupiter MOID = 1.91396 au 
 T_jup = 3.329 
[ 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 16.6   n/a MPO254459  
diameter diameter 3.342 km 0.075 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.036   0.002 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249390 (2009 BJ96)          Discovered 2009-Jan-24 by PMO NEO Survey Program at Purple Mountain
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

[ show close-approach data ]
Alternate Designations
 2009 BJ96 = 2006 QS159 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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