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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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1226874101262057 6.1032e-08  
a 2.307290958032633 1.4178e-08 AU
q 2.024215405983997 1.4639e-07 AU
i 5.496048988346419 6.172e-06 deg
node 27.06725479427868 4.7698e-05 deg
peri 186.5719418071452 5.2129e-05 deg
M 14.16836971715552 2.3998e-05 deg
tp 2456950.118701873784
(2014-Oct-19.61870187)
8.5174e-05 JED
period 1280.123803056651
3.50
1.1799e-05
3.23e-08
d
yr
n .2812227998107683 2.5922e-09 deg/d
Q 2.590366510081268 1.5918e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      612  
   data-arc span      14297 days (39.14 yr)  
   first obs. used      1976-05-03  
   last obs. used      2015-06-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55601  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 12:41:40  

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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