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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 ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06032547192523551 1.5761e-07  
a 3.010722936192174 5.4435e-08 AU
q 2.829099654230251 4.9169e-07 AU
i 12.17077713945384 9.7858e-06 deg
node 129.5401047865534 7.1471e-05 deg
peri 116.0491466270205 0.00014714 deg
M 226.5751707358828 0.00014408 deg
tp 2457507.694327526438
(2016-Apr-29.19432753)
0.00077558 JED
period 1908.115298431834
5.22
5.1749e-05
1.417e-07
d
yr
n .1886678442837613 5.1168e-09 deg/d
Q 3.192346218154098 5.7719e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      92  
   data-arc span      5513 days (15.09 yr)  
   first obs. used      1999-01-17  
   last obs. used      2014-02-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .7454  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-10 23:21:41  

Additional Information
 Earth MOID = 1.83899 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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