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5057 Weeks (1987 DC6)
Classification: Main-belt Asteroid          SPK-ID: 2005057
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1481318767861632 5.0929e-08  
a 3.123457880595033 2.6931e-08 au
q 2.660774202679959 1.5619e-07 au
i 7.006446439189697 7.2966e-06 deg
node 157.1757215285176 4.6503e-05 deg
peri 283.866650561294 5.3695e-05 deg
M 139.0721487219591 2.6962e-05 deg
tp 2456621.585888966406
(2013-Nov-25.08588897)
0.00014969 JED
period 2016.284946691257
5.52
2.6078e-05
7.14e-08
d
yr
n .1785461923875212 2.3092e-09 deg/d
Q 3.586141558510108 3.0921e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1193  
   data-arc span      20614 days (56.44 yr)  
   first obs. used      1959-02-08  
   last obs. used      2015-07-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49219  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 14:14:38  

Additional Information
 Earth MOID = 1.68701 au 
 Jupiter MOID = 1.70581 au 
 T_jup = 3.187 
[ 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 12.4 mag n/a MPO344341  

5057 Weeks           Discovered 1987 Feb. 22 by H. Debehogne at the European Southern Observatory.
Eric R. Weeks (b. 1970) is a Professor in the Physics Department at Emory University. His research investigates jamming in colloidal glasses and colloidal super-cooled liquids. He is known for his innovative experiments and use of con-focal microscopy, and has won distinguished awards for his work.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2015-06-02Last Updated: 2015-06-04

[ show close-approach data ]
Alternate Designations
 1987 DC6 = 1937 CC = 1959 CG = 1976 GM 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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