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6762 Cyrenagoodrich (1981 EC25)
Classification: Main-belt Asteroid          SPK-ID: 2006762
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1749957955325658 5.6366e-08  
a 2.171600032345011 7.3095e-09 AU
q 1.79157915710625 1.2105e-07 AU
i 3.699081317472 6.4114e-06 deg
node 7.373512200548578 7.2453e-05 deg
peri 331.3596537780205 7.4091e-05 deg
M 40.50146571660352 1.5485e-05 deg
tp 2456868.996768363667
(2014-Jul-30.49676836)
5.016e-05 JED
period 1168.875312324124
3.20
5.9016e-06
1.616e-08
d
yr
n .307988368138426 1.555e-09 deg/d
Q 2.551620907583772 8.5887e-09 AU
  Orbit Determination Parameters
   # obs. used (total)      943  
   data-arc span      21743 days (59.53 yr)  
   first obs. used      1955-03-23  
   last obs. used      2014-10-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50844  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Oct-09 14:08:06  

Additional Information
 Earth MOID = .784349 AU 
 T_jup = 3.666 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.4 mag n/a MPO263409  

6762 Cyrenagoodrich           Discovered 1981 Mar. 2 by S. J. Bus at Siding Spring in the course of the U.K. Schmidt-Caltech Asteroid Survey.
Cyrena A. Goodrich (b. 1955) is a professor at Kingsborough Community College in New York. She is the leading expert on the formation of ureilites, studying these meteorites as probes of the complex melting and reduction they experienced during minor-planet differentiation.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20060809/MPCPages.arcLast Updated: 2007-08-08
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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