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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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07910503034393934 7.3965e-08  
a 2.386482550067723 1.7555e-08 AU
q 2.197699775529334 1.805e-07 AU
i 6.937878634066828 6.9356e-06 deg
node 61.97136898409288 4.4765e-05 deg
peri 157.3290509060749 5.6775e-05 deg
M 251.0114886032706 3.5439e-05 deg
tp 2457408.174964182000
(2016-Jan-20.67496418)
0.00013269 JED
period 1346.591353755514
3.69
1.4858e-05
4.068e-08
d
yr
n .2673416838716472 2.9498e-09 deg/d
Q 2.575265324606112 1.8943e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      886  
   data-arc span      7043 days (19.28 yr)  
   first obs. used      1995-10-17  
   last obs. used      2015-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53078  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Feb-04 14:06:59  

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 14.2 mag n/a MPO324533  

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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