Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0791050197059269 7.3015e-08  
a 2.38648254795163 1.7395e-08 AU
q 2.197699798968066 1.7861e-07 AU
i 6.937878470777522 6.749e-06 deg
node 61.97137251573731 4.4222e-05 deg
peri 157.3290498309499 5.632e-05 deg
M 251.01148707446 3.5399e-05 deg
tp 2457408.174969358337
(2016-Jan-20.67496936)
0.00013257 JED
period 1346.591351964481
3.69
1.4723e-05
4.031e-08
d
yr
n .2673416842272248 2.923e-09 deg/d
Q 2.575265296935195 1.8771e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      939  
   data-arc span      7065 days (19.34 yr)  
   first obs. used      1995-10-17  
   last obs. used      2015-02-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52341  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 15:14:47  

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 ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2015-Mar-28 12:15 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin