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434292 (2004 BK85)
Classification: Inner Main-belt Asteroid          SPK-ID: 2434292
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01522979680672165 8.0863e-08  
a 1.915974773000947 1.032e-08 au
q 1.886794866521338 1.5557e-07 au
i 24.34276969988671 9.1069e-06 deg
node 127.5786270438074 1.1492e-05 deg
peri 145.4780310045137 0.00025631 deg
M 352.4226026530068 0.00025131 deg
tp 2459220.889222610097
(2021-Jan-06.38922261)
0.00067619 TDB
period 968.6861864974933
2.65
7.8267e-06
2.143e-08
d
yr
n .3716373837245088 3.0027e-09 deg/d
Q 1.945154679480556 1.0478e-08 au
  Orbit Determination Parameters
   # obs. used (total)      181  
   data-arc span      5960 days (16.32 yr)  
   first obs. used      2004-01-22  
   last obs. used      2020-05-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .501  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 10:11:55  

Additional Information
 Earth MOID = .874429 au 
 Jupiter MOID = 3.14703 au 
 T_jup = 3.821 
[ 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 17.68   n/a E2021B25  

434292 (2004 BK85)          Discovered 2004-Jan-22 by LINEAR at Socorro
Reference: Last Updated: 2015-06-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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