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27458 Williamwhite (2000 GC42)
Classification: Main-belt Asteroid          SPK-ID: 2027458
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09005999161449062 5.3077e-08  
a 3.11537353797479 3.6926e-08 au
q 2.834803023268774 1.6581e-07 au
i .9386650824520439 7.1334e-06 deg
node 217.737152961964 0.0003561 deg
peri 77.0779010547538 0.00035868 deg
M 269.0314429209752 4.8318e-05 deg
tp 2458108.019136297087
(2017-Dec-20.51913630)
0.00027286 JED
period 2008.461988775232
5.50
3.5709e-05
9.777e-08
d
yr
n .1792416296708356 3.1868e-09 deg/d
Q 3.395944052680806 4.0251e-08 au
  Orbit Determination Parameters
   # obs. used (total)      748  
   data-arc span      8952 days (24.51 yr)  
   first obs. used      1991-10-03  
   last obs. used      2016-04-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56273  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 13:49:22  

Additional Information
 Earth MOID = 1.81864 au 
 Jupiter MOID = 1.75238 au 
 T_jup = 3.211 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.3 mag n/a MPO351016  

27458 Williamwhite           Discovered 2000 Apr. 5 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
William Henry White (b. 1997) is a finalist in the 2011 Broadcom MASTERS, a math and science competition for middle-school students, for his animal and plant sciences project. He attends the Hilton Head Preparatory School, Hilton Head Island, South Carolina.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20111210/MPCPages.arcLast Updated: 2011-12-12

[ show close-approach data ]
Alternate Designations
 2000 GC42 = 1999 AC17 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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