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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1481270670633077 6.5207e-08  
a 3.125684964163421 3.524e-08 AU
q 2.662686417858013 2.1423e-07 AU
i 7.005311469845762 7.7224e-06 deg
node 157.1727099163281 5.6111e-05 deg
peri 284.1588925383329 6.2906e-05 deg
M 67.37114316869727 2.7085e-05 deg
tp 2456622.764634003710
(2013-Nov-26.26463400)
0.00015164 JED
period 2018.441804054871
5.53
3.4135e-05
9.346e-08
d
yr
n .1783554023092426 3.0162e-09 deg/d
Q 3.588683510468828 4.046e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1024  
   data-arc span      20155 days (55.18 yr)  
   first obs. used      1959-02-08  
   last obs. used      2014-04-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49889  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 18:08:21  

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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