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379569 (2011 BK8)
Classification: Main-belt Asteroid          SPK-ID: 2379569
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1438341766192241 8.0218e-08  
a 2.337955759184739 2.4924e-08 au
q 2.001677817590229 1.7836e-07 au
i .8335316026906031 8.7417e-06 deg
node 34.2491621083802 0.00051448 deg
peri 111.4895756701633 0.00051681 deg
M 202.773183776936 4.3112e-05 deg
tp 2459570.765343970639
(2021-Dec-22.26534397)
0.0001602 TDB
period 1305.728429545816
3.57
2.088e-05
5.717e-08
d
yr
n .2757081731958783 4.4088e-09 deg/d
Q 2.674233700779248 2.8509e-08 au
  Orbit Determination Parameters
   # obs. used (total)      112  
   data-arc span      7594 days (20.79 yr)  
   first obs. used      1997-04-08  
   last obs. used      2018-01-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57042  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-06 09:32:16  

Additional Information
 Earth MOID = 1.01382 au 
 Jupiter MOID = 2.32997 au 
 T_jup = 3.552 
[ 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 18.3   n/a MPO434348  

379569 (2011 BK8)          Discovered 2004-Feb-14 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-11-20

[ show close-approach data ]
Alternate Designations
 2011 BK8 = 2004 DW50 = 2006 VV141 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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