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 ]  
20208 Philiphe (1997 FC4)
Classification: Main-belt Asteroid          SPK-ID: 2020208
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0815443352792572 5.0431e-08  
a 2.964256032614501 2.4673e-08 au
q 2.722537744837423 1.5757e-07 au
i 10.15156591207442 5.4262e-06 deg
node 184.5841376255952 2.8715e-05 deg
peri 261.8151456971013 4.4527e-05 deg
M 20.78925647377498 3.3494e-05 deg
tp 2457492.851383715666
(2016-Apr-14.35138372)
0.00017334 JED
period 1864.111971067679
5.10
2.3274e-05
6.372e-08
d
yr
n .1931214463441315 2.4111e-09 deg/d
Q 3.205974320391579 2.6685e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1031  
   data-arc span      7785 days (21.31 yr)  
   first obs. used      1994-10-08  
   last obs. used      2016-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50907  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Feb-25 19:27:40  

Additional Information
 Earth MOID = 1.76028 au 
 Jupiter MOID = 2.01388 au 
 T_jup = 3.236 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.7 mag n/a MPO358823  

20208 Philiphe           Discovered 1997 Mar. 31 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Philip Cody He (b. 1994) is a finalist in the 2012 Intel Science Talent Search, a science competition for high-school seniors, for his plant-science project. He attends the Okemos High School, Okemos, Michigan.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20120506/MPCPages.arcLast Updated: 2012-05-09

Alternate Designations
 1997 FC4 = 1999 RG163 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2016-May-04 19:16 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin