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113950 Donbaldwin (2002 TC315)
Classification: Main-belt Asteroid          SPK-ID: 2113950
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05947043121660632 1.4861e-07  
a 3.010487929288975 4.9228e-08 AU
q 2.831452913961771 4.7158e-07 AU
i 12.1748446668765 9.5203e-06 deg
node 129.5364439426093 5.5273e-05 deg
peri 116.5265813221246 0.00013989 deg
M 263.722245832448 0.00014218 deg
tp 2457510.743184664688
(2016-May-02.24318466)
0.00076055 JED
period 1907.891891200709
5.22
4.6797e-05
1.281e-07
d
yr
n .1886899366050759 4.6282e-09 deg/d
Q 3.189522944616178 5.2155e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      112  
   data-arc span      5856 days (16.03 yr)  
   first obs. used      1999-01-17  
   last obs. used      2015-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .70857  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Feb-04 17:11:04  

Additional Information
 Earth MOID = 1.84263 AU 
 T_jup = 3.213 
[ 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 15.6 mag n/a MPO240958  

113950 Donbaldwin           Discovered 2002 Oct. 4 by the Sloan Digital Sky Survey at the Apache Point Observatory.
Donald R. Baldwin (1938-2003), a co-founder and treasurer of the Astrophysical Research Consortium, was instrumental in assuring the success of the Sloan Digital Sky Survey.
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 TC315 = 2005 GC112 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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