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JPL Small-Body Database Browser
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108398 (2001 KB28)
Classification: Main-belt Asteroid          SPK-ID: 2108398
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1733693638752236 5.1862e-08  
a 2.336136326544728 1.4095e-08 au
q 1.931121857685867 1.2151e-07 au
i 1.980884438092224 4.9948e-06 deg
node 289.9646289411529 0.00019882 deg
peri 295.4054906457149 0.00019972 deg
M 129.0227368915118 1.9085e-05 deg
tp 2458533.077676146991
(2019-Feb-18.57767615)
6.8373e-05 TDB
period 1304.204519615594
3.57
1.1803e-05
3.231e-08
d
yr
n .2760303269813141 2.4981e-09 deg/d
Q 2.741150795403589 1.6538e-08 au
  Orbit Determination Parameters
   # obs. used (total)      381  
   data-arc span      8117 days (22.22 yr)  
   first obs. used      1995-10-24  
   last obs. used      2018-01-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58829  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:08:43  

Additional Information
 Earth MOID = .922813 au 
 Jupiter MOID = 2.24799 au 
 T_jup = 3.546 
[ 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 16.6   n/a MPO432608  

108398 (2001 KB28)          Discovered 2001-May-17 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2001 KB28 = 1995 WV17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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