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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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1725836093043942 7.3679e-08  
a 3.118486887337527 3.6905e-08 AU
q 2.580287164752391 2.259e-07 AU
i .752203411145014 7.2773e-06 deg
node 145.6254175312902 0.00048533 deg
peri 215.6387759004519 0.00048577 deg
M 122.2879012597162 2.1795e-05 deg
tp 2456317.225361487088
(2013-Jan-24.72536149)
0.00011701 JED
period 2011.473476368168
5.51
3.5707e-05
9.776e-08
d
yr
n .1789732771669457 3.177e-09 deg/d
Q 3.656686609922664 4.3274e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      710  
   data-arc span      8459 days (23.16 yr)  
   first obs. used      1991-12-30  
   last obs. used      2015-02-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53072  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 14:45:57  

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 14.4 mag n/a MPO247505  

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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