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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 ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .211983953773929 1.2072e-07  
a 2.980861206674287 4.858e-08 au
q 2.348966462432147 3.4272e-07 au
i 14.65923873195627 1.3027e-05 deg
node 206.5764599968192 3.2975e-05 deg
peri 218.6950693720744 4.9517e-05 deg
M 139.1751432917741 2.5741e-05 deg
tp 2456673.774773582612
(2014-Jan-16.27477358)
0.00014144 JED
period 1879.797464708073
5.15
4.5953e-05
1.258e-07
d
yr
n .1915099933683052 4.6816e-09 deg/d
Q 3.612755950916427 5.8878e-08 au
  Orbit Determination Parameters
   # obs. used (total)      223  
   data-arc span      5928 days (16.23 yr)  
   first obs. used      1999-01-23  
   last obs. used      2015-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56334  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 20:20:09  

Additional Information
 Earth MOID = 1.37824 au 
 Jupiter MOID = 1.85304 au 
 T_jup = 3.177 
[ 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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