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347265 (2011 KB28)
Classification: Main-belt Asteroid          SPK-ID: 2347265
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2357403114629408 1.0401e-07  
a 2.575312468261823 4.0063e-08 au
q 1.968207504879386 2.9237e-07 au
i 12.12212142567485 1.1523e-05 deg
node 242.5200275600718 2.8806e-05 deg
peri 49.05014054045248 4.884e-05 deg
M 35.55268663866403 4.8434e-05 deg
tp 2458851.422106728328
(2020-Jan-02.92210673)
0.0002 TDB
period 1509.535471207881
4.13
3.5225e-05
9.644e-08
d
yr
n .238483962031008 5.5649e-09 deg/d
Q 3.18241743164426 4.9507e-08 au
  Orbit Determination Parameters
   # obs. used (total)      140  
   data-arc span      5769 days (15.79 yr)  
   first obs. used      2003-07-23  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59503  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:25:29  

Additional Information
 Earth MOID = .975183 au 
 Jupiter MOID = 2.05216 au 
 T_jup = 3.357 
[ 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 16.7   n/a MPO471606  

347265 (2011 KB28)          Discovered 2008-Oct-30 by Spacewatch at Kitt Peak
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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