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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09069305879545553 6.1593e-08  
a 3.116993874007318 4.1125e-08 au
q 2.834304165326897 1.8439e-07 au
i .9350279522624895 7.6843e-06 deg
node 217.9436712799713 0.00037045 deg
peri 76.36583180783872 0.00037301 deg
M 233.8094975227046 4.77e-05 deg
tp 2458105.073847426007
(2017-Dec-17.57384743)
0.00027065 JED
period 2010.029123380338
5.50
3.978e-05
1.089e-07
d
yr
n .1791018825610722 3.5446e-09 deg/d
Q 3.399683582687738 4.4855e-08 au
  Orbit Determination Parameters
   # obs. used (total)      692  
   data-arc span      8808 days (24.11 yr)  
   first obs. used      1991-10-03  
   last obs. used      2015-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56162  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Nov-30 16:50:50  

Additional Information
 Earth MOID = 1.81665 au 
 Jupiter MOID = 1.74628 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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