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16268 Mcneeley (2000 JD44)
Classification: Main-belt Asteroid          SPK-ID: 2016268
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1674417774747986 7.9709e-08  
a 2.444155590123498 2.1568e-08 AU
q 2.034901833688254 1.9182e-07 AU
i 1.595197330885392 6.3481e-06 deg
node 227.3645572228489 0.0002846 deg
peri 76.14760583098359 0.00028526 deg
M 195.5118032918742 2.3468e-05 deg
tp 2457438.211044683808
(2016-Feb-19.71104468)
9.3359e-05 JED
period 1395.698783746407
3.82
1.8474e-05
5.058e-08
d
yr
n .257935311108941 3.4141e-09 deg/d
Q 2.853409346558741 2.5179e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      454  
   data-arc span      7964 days (21.80 yr)  
   first obs. used      1992-04-07  
   last obs. used      2014-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57202  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 21:31:23  

Additional Information
 Earth MOID = 1.01949 AU 
 T_jup = 3.480 
[ 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 15.5 mag n/a MPO247505  

16268 Mcneeley           Discovered 2000 May 7 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Named in honor of Pam McNeeley for mentoring a finalist in the 2002 Intel Science Talent Search, a science competition for high school seniors. McNeeley is a teacher at the Naperville Central High School, Naperville, Illinois.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020227/MPCPages.arcLast Updated: 2003-10-02

Alternate Designations
 2000 JD44 = 1993 SQ7 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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