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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2113303505976992 1.5971e-07  
a 2.983571249568665 5.6239e-08 AU
q 2.353052091364104 4.7497e-07 AU
i 14.64468304622335 1.7426e-05 deg
node 206.6529608243917 4.0311e-05 deg
peri 218.9549810445806 6.0373e-05 deg
M 24.07878050815154 3.0937e-05 deg
tp 2456674.597302727817
(2014-Jan-17.09730273)
0.00016325 JED
period 1882.361567382603
5.15
5.3223e-05
1.457e-07
d
yr
n .1912491235679949 5.4075e-09 deg/d
Q 3.614090407773226 6.8124e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      189  
   data-arc span      5463 days (14.96 yr)  
   first obs. used      1999-01-23  
   last obs. used      2014-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55013  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jan-22 13:32:04  

Additional Information
 Earth MOID = 1.38251 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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