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16269 Merkord (2000 JP44)
Classification: Main-belt Asteroid          SPK-ID: 2016269
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1725836101525987 7.3493e-08  
a 3.11848688640323 3.6159e-08 AU
q 2.580287161334224 2.2478e-07 AU
i .7522032885173815 7.2762e-06 deg
node 145.6255921298595 0.00045687 deg
peri 215.63860178 0.0004573 deg
M 122.2879009982205 2.1654e-05 deg
tp 2456317.225363255238
(2013-Jan-24.72536326)
0.00011587 JED
period 2011.473475464213
5.51
3.4984e-05
9.578e-08
d
yr
n .1789732772473762 3.1128e-09 deg/d
Q 3.656686611472236 4.2399e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      743  
   data-arc span      8500 days (23.27 yr)  
   first obs. used      1991-12-30  
   last obs. used      2015-04-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53153  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 16:25:55  

Additional Information
 Earth MOID = 1.57754 AU 
 T_jup = 3.194 
[ 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 14.5 mag n/a MPO337397  

16269 Merkord           Discovered 2000 May 7 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Named in honor of Pat Merkord for mentoring a finalist in the 2002 Intel Science Talent Search, a science competition for high school seniors. Merkord is a teacher at the John B. Connally High School, Austin, Texas.
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 JP44 = 1994 GU3 = 1998 BP36 = 1999 CX149 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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