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113951 Artdavidsen (2002 TM349)
Classification: Main-belt Asteroid          SPK-ID: 2113951
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2116317961823111 1.4382e-07  
a 2.983610673419923 5.2451e-08 AU
q 2.35218378749535 4.2312e-07 AU
i 14.64756017897549 1.4208e-05 deg
node 206.602257339103 3.5089e-05 deg
peri 218.9234461451643 5.5268e-05 deg
M 62.36529760464967 2.863e-05 deg
tp 2456674.398982883903
(2014-Jan-16.89898288)
0.00015411 JED
period 1882.398876792057
5.15
4.9638e-05
1.359e-07
d
yr
n .1912453329835726 5.0431e-09 deg/d
Q 3.615037559344496 6.3552e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      193  
   data-arc span      5789 days (15.85 yr)  
   first obs. used      1999-01-23  
   last obs. used      2014-11-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56199  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 07:00:12  

Additional Information
 Earth MOID = 1.38229 AU 
 T_jup = 3.176 
[ 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 15.2 mag n/a MPO266394  

113951 Artdavidsen           Discovered 2002 Oct. 10 by the Sloan Digital Sky Survey at the Apache Point Observatory.
Arthur F. Davidsen (1944-2001), a pioneer in the field of ultraviolet spectroscopy, obtained the first ultraviolet spectrum of a quasar and made early measurements of neutral hydrogen in the intergalactic medium.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20100130/MPCPages.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 2002 TM349 = 2000 JS68 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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