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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09307960131075295 6.2316e-08  
a 3.111229738409478 4.0186e-08 AU
q 2.821637714772166 1.8698e-07 AU
i .9339437016960803 7.7927e-06 deg
node 218.4030517467945 0.00037234 deg
peri 75.66898950629786 0.00037476 deg
M 162.4392496393499 4.622e-05 deg
tp 2456096.049042717581
(2012-Jun-17.54904272)
0.00025361 JED
period 2004.456098785103
5.49
3.8836e-05
1.063e-07
d
yr
n .1795998426796153 3.4797e-09 deg/d
Q 3.400821762046791 4.3927e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      688  
   data-arc span      8538 days (23.38 yr)  
   first obs. used      1991-10-03  
   last obs. used      2015-02-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55991  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 15:26:02  

Additional Information
 Earth MOID = 1.80697 AU 
 T_jup = 3.212 
[ 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 MPO329004  

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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