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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1226874351005642 4.7391e-08  
a 2.30729095282211 1.1612e-08 AU
q 2.024215343789629 1.1064e-07 AU
i 5.496048341742672 5.4586e-06 deg
node 27.06725605710263 4.7672e-05 deg
peri 186.5719374877335 5.1829e-05 deg
M 14.16837593148756 2.2044e-05 deg
tp 2456950.118679946907
(2014-Oct-19.61867995)
7.8325e-05 JED
period 1280.123798720323
3.50
9.6638e-06
2.646e-08
d
yr
n .2812228007633905 2.123e-09 deg/d
Q 2.590366561854592 1.3037e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      631  
   data-arc span      14342 days (39.27 yr)  
   first obs. used      1976-05-03  
   last obs. used      2015-08-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55495  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 15:11:49  

Additional Information
 Earth MOID = 1.01956 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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