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 ]  
18676 Zdenkaplavcova (1998 FE73)
Classification: Main-belt Asteroid          SPK-ID: 2018676
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 .08067034774316384 6.714e-08  
a 2.612627644670605 2.1667e-08 AU
q 2.401866064051624 1.8233e-07 AU
i 4.902106915138494 7.3466e-06 deg
node 77.87658357680594 7.3927e-05 deg
peri 2.868150597393345 8.8748e-05 deg
M 60.41490721338728 4.6736e-05 deg
tp 2456741.645144484472
(2014-Mar-25.14514448)
0.0001996 JED
period 1542.462817272036
4.22
1.9188e-05
5.253e-08
d
yr
n .2333929842384711 2.9034e-09 deg/d
Q 2.823389225289585 2.3415e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      722  
   data-arc span      14017 days (38.38 yr)  
   first obs. used      1975-11-06  
   last obs. used      2014-03-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51185  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 22:11:00  

Additional Information
 Earth MOID = 1.41724 AU 
 T_jup = 3.399 
[ 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 14.6 mag n/a MPO279710  

18676 Zdeňkaplavcová           Discovered 1998 Mar. 30 by P. Pravec at Ondřejov.
Czech radio astronomer Zdeňka Plavcová (b. 1930) was codesigner of the meteor radar of the Ondřejov Observatory that has been in operation since 1958. After 1969 she was a software specialist in the astronomy department of the University of California at Los Angeles.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010509/MPCPages.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 1998 FE73 = 1975 VT7 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Nov-22 21:15 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin