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48216 (2001 KE38)
Classification: Main-belt Asteroid          SPK-ID: 2048216
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1140406891039692 3.1123e-08  
a 2.617275821643664 1.0155e-08 au
q 2.318799883368263 8.0838e-08 au
i 13.83503950647947 4.4306e-06 deg
node 187.2847609237706 1.6582e-05 deg
peri 113.685979390939 2.7316e-05 deg
M 131.8412977855696 2.2303e-05 deg
tp 2458434.102098998500
(2018-Nov-11.60209900)
9.5335e-05 TDB
period 1546.580986271647
4.23
9.0011e-06
2.464e-08
d
yr
n .2327715154884028 1.3547e-09 deg/d
Q 2.915751759919064 1.1313e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1142  
   data-arc span      8969 days (24.56 yr)  
   first obs. used      1996-03-27  
   last obs. used      2020-10-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49016  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:38:25  

Additional Information
 Earth MOID = 1.34377 au 
 Jupiter MOID = 2.37518 au 
 T_jup = 3.356 
[ 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 14.7   n/a MPO359063  
diameter diameter 3.132 km 0.068 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.237   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48216 (2001 KE38)          Discovered 2001-May-22 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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