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

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1481270506677618 6.1864e-08  
a 3.125684972739717 3.3531e-08 AU
q 2.662686476411239 2.0116e-07 AU
i 7.005311551518814 7.7189e-06 deg
node 157.172705698626 5.4551e-05 deg
peri 284.1588941140651 6.1488e-05 deg
M 67.37114301400703 2.708e-05 deg
tp 2456622.764633316372
(2013-Nov-26.26463332)
0.00015162 JED
period 2018.441812362212
5.53
3.248e-05
8.893e-08
d
yr
n .1783554015751818 2.87e-09 deg/d
Q 3.588683469068194 3.8498e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1052  
   data-arc span      20414 days (55.89 yr)  
   first obs. used      1959-02-08  
   last obs. used      2014-12-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49869  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 00:10:23  

Additional Information
 Earth MOID = 1.68916 AU 
 T_jup = 3.186 
[ 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 12.3 mag n/a MPO250256  

5057 (1987 DC6)          Discovered 1987-Feb-22 by Debehogne, H. at La Silla (809)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ 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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