Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1725836063735603 7.4343e-08  
a 3.118486891512044 3.9635e-08 AU
q 2.580287177346222 2.2993e-07 AU
i .7522035335360199 7.2873e-06 deg
node 145.625418156639 0.00056409 deg
peri 215.6387726217858 0.0005646 deg
M 122.287902648565 2.2327e-05 deg
tp 2456317.225352355013
(2013-Jan-24.72535235)
0.00012126 JED
period 2011.473480407112
5.51
3.8348e-05
1.05e-07
d
yr
n .1789732768075758 3.4121e-09 deg/d
Q 3.656686605677866 4.6476e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      619  
   data-arc span      8370 days (22.92 yr)  
   first obs. used      1991-12-30  
   last obs. used      2014-11-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53374  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 02:30:47  

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 ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2015-Jan-25 18:18 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin