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24238 Adkerson (1999 XQ97)
Classification: Main-belt Asteroid          SPK-ID: 2024238
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07910506882877265 9.1055e-08  
a 2.38648255793724 2.0665e-08 AU
q 2.197699690932949 2.1494e-07 AU
i 6.937877387526341 8.571e-06 deg
node 61.97137599940574 5.1413e-05 deg
peri 157.3290351736362 6.2957e-05 deg
M 251.0114940711738 3.6285e-05 deg
tp 2457408.174945745621
(2016-Jan-20.67494575)
0.00013528 JED
period 1346.591360416168
3.69
1.7491e-05
4.789e-08
d
yr
n .2673416825492931 3.4725e-09 deg/d
Q 2.575265424941531 2.23e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      827  
   data-arc span      6947 days (19.02 yr)  
   first obs. used      1995-10-17  
   last obs. used      2014-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54341  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 13:44:34  

Additional Information
 Earth MOID = 1.19223 AU 
 T_jup = 3.521 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.1 mag n/a MPO267797  

24238 Adkerson           Discovered 1999 Dec. 7 by the Lincoln Laboratory Near-Earth Asteroid Research Team in Socorro.
Timothy Adkerson mentored a finalist in the 2008 Intel Science Talent Search (STS), a science competition for high school seniors. He teaches at the Jefferson City High School, Jefferson City, Missouri.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20080221/MPCPages.arcLast Updated: 2008-03-05

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