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JPL Small-Body Database Browser
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108399 (2001 KE28)
Classification: Main-belt Asteroid          SPK-ID: 2108399
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 .04513981216977469 4.8377e-08  
a 2.767714088332724 2.2376e-08 au
q 2.642779994245746 1.401e-07 au
i 6.558451250347719 5.5311e-06 deg
node 71.86122191096224 4.9406e-05 deg
peri 254.611985330228 8.2023e-05 deg
M 317.4011048117313 6.6421e-05 deg
tp 2459199.510549310808
(2020-Dec-16.01054931)
0.00031082 TDB
period 1681.822907266877
4.60
2.0395e-05
5.584e-08
d
yr
n .2140534526224491 2.5958e-09 deg/d
Q 2.892648182419702 2.3386e-08 au
  Orbit Determination Parameters
   # obs. used (total)      552  
   data-arc span      8424 days (23.06 yr)  
   first obs. used      1996-04-13  
   last obs. used      2019-05-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62192  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 06:45:23  

Additional Information
 Earth MOID = 1.63984 au 
 Jupiter MOID = 2.25452 au 
 T_jup = 3.328 
[ 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 15.2   n/a MPO432608  

108399 (2001 KE28)          Discovered 2001-May-18 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2001 KE28 = 2002 PX93 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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