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27932 Leonyao (1997 GF8)
Classification: Main-belt Asteroid          SPK-ID: 2027932
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .122945719259065 4.6183e-08  
a 2.307594920788942 1.1454e-08 au
q 2.023886003493981 1.0745e-07 au
i 5.496228355951976 5.3565e-06 deg
node 27.0595919555011 4.7586e-05 deg
peri 186.6725513302309 5.1729e-05 deg
M 182.7537400995397 2.2116e-05 deg
tp 2458230.894430448045
(2018-Apr-22.39443045)
7.9734e-05 JED
period 1280.376776856925
3.51
9.533e-06
2.61e-08
d
yr
n .2811672364784136 2.0934e-09 deg/d
Q 2.591303838083904 1.2862e-08 au
  Orbit Determination Parameters
   # obs. used (total)      640  
   data-arc span      14419 days (39.48 yr)  
   first obs. used      1976-05-03  
   last obs. used      2015-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55696  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Nov-30 16:51:56  

Additional Information
 Earth MOID = 1.01738 au 
 Jupiter MOID = 2.37399 au 
 T_jup = 3.571 
[ 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 15.8 mag n/a PDS3 (MPO 15204)  

27932 Leonyao           Discovered 1997 Apr. 2 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Leon Yao (b. 1994) is a finalist in the 2012 Intel Science Talent Search, a science competition for high-school seniors, for his engineering project. He attends the Troy High School, Fullerton, California.
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 GF8 = 1976 JZ4 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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