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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08183325657660005 5.7514e-08  
a 2.965573781853278 3.4099e-08 AU
q 2.722891221666041 1.7132e-07 AU
i 10.15013373182541 6.5332e-06 deg
node 184.5825674530893 3.3795e-05 deg
peri 261.5586275249265 5.516e-05 deg
M 265.2035171385289 4.6665e-05 deg
tp 2457491.691961480256
(2016-Apr-13.19196148)
0.00024554 JED
period 1865.355135499045
5.11
3.2172e-05
8.808e-08
d
yr
n .1929927407113755 3.3286e-09 deg/d
Q 3.208256342040515 3.6889e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      818  
   data-arc span      7262 days (19.88 yr)  
   first obs. used      1994-10-08  
   last obs. used      2014-08-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54045  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Sep-12 14:12:57  

Additional Information
 Earth MOID = 1.76184 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 13.6 mag n/a MPO299108  

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 ]
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