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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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1725836094133398 7.473e-08  
a 3.118486887966723 4.0637e-08 AU
q 2.580287164933252 2.3203e-07 AU
i .7522034079353217 7.3066e-06 deg
node 145.625375301842 0.00058804 deg
peri 215.6388177404218 0.00058856 deg
M 122.2879014579485 2.252e-05 deg
tp 2456317.225360172690
(2013-Jan-24.72536017)
0.0001228 JED
period 2011.473476976929
5.51
3.9317e-05
1.076e-07
d
yr
n .1789732771127805 3.4983e-09 deg/d
Q 3.656686611000193 4.765e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      607  
   data-arc span      8331 days (22.81 yr)  
   first obs. used      1991-12-30  
   last obs. used      2014-10-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53686  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 13:26:33  

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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