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16266 Johconnell (2000 JX43)
Classification: Main-belt Asteroid          SPK-ID: 2016266
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 .0827853158331857 9.0939e-08  
a 2.845471909813497 3.3751e-08 AU
q 2.609908619065129 2.6423e-07 AU
i 16.2206170349814 8.5706e-06 deg
node 57.89426316556661 2.7646e-05 deg
peri 155.6666797309893 5.6275e-05 deg
M 33.36933887889329 4.8599e-05 deg
tp 2456837.991911299970
(2014-Jun-29.49191130)
0.00023738 JED
period 1753.193617180555
4.80
3.1192e-05
8.54e-08
d
yr
n .2053395566080964 3.6534e-09 deg/d
Q 3.081035200561866 3.6545e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      613  
   data-arc span      12997 days (35.58 yr)  
   first obs. used      1978-11-30  
   last obs. used      2014-07-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .60496  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 14:45:57  

Additional Information
 Earth MOID = 1.60962 AU 
 T_jup = 3.244 
[ 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 13.8 mag n/a MPO263492  

16266 Johconnell           Discovered 2000 May 7 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Named in honor of John McConnell for mentoring a finalist in the 2002 Intel Science Talent Search, a science competition for high school seniors. McConnell is a teacher at the Central High School, Grand Junction, Colorado.
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

[ show close-approach data ]
Alternate Designations
 2000 JX43 = 1978 WW17 = 1999 CR121 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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