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27931 Zeitlin-Trinkle (1997 GU7)
Classification: Main-belt Asteroid          SPK-ID: 2027931
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2146566508451576 5.0352e-08  
a 2.322147933346358 1.4565e-08 au
q 1.823683435207224 1.1647e-07 au
i 3.704082798286888 6.7992e-06 deg
node 72.52601867737584 9.7088e-05 deg
peri 246.1941528105856 9.8709e-05 deg
M 27.66562580018427 2.0317e-05 deg
tp 2457301.172100990977
(2015-Oct-05.67210099)
7.2506e-05 JED
period 1292.50803511591
3.54
1.2161e-05
3.33e-08
d
yr
n .278528249124359 2.6205e-09 deg/d
Q 2.820612431485491 1.7692e-08 au
  Orbit Determination Parameters
   # obs. used (total)      588  
   data-arc span      7092 days (19.42 yr)  
   first obs. used      1996-01-12  
   last obs. used      2015-06-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .60053  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 12:41:40  

Additional Information
 Earth MOID = .812421 au 
 Jupiter MOID = 2.47967 au 
 T_jup = 3.543 
[ 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 15.5 mag n/a PDS3 (MPO 15204)  

27931 Zeitlin-Trinkle           Discovered 1997 Apr. 2 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Maria Zeitlin-Trinkle mentored a finalist in the 2012 Intel Science Talent Search, a science competition for high-school seniors. She teaches at the Smithtown High School East, St. James, New York.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20120506/MPCPages.arcLast Updated: 2012-05-09

Alternate Designations
 1997 GU7 = 1996 AA5 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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