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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08162317837442598 5.0425e-08  
a 2.964491615194945 2.5209e-08 au
q 2.722520387298398 1.5762e-07 au
i 10.15155462988555 5.5751e-06 deg
node 184.5841216129371 2.8803e-05 deg
peri 261.7570942493878 4.4993e-05 deg
M 342.2163446049535 3.4295e-05 deg
tp 2457492.596324840511
(2016-Apr-14.09632484)
0.00017773 JED
period 1864.334199358073
5.10
2.378e-05
6.511e-08
d
yr
n .1930984263035861 2.463e-09 deg/d
Q 3.206462843091492 2.7266e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1012  
   data-arc span      7736 days (21.18 yr)  
   first obs. used      1994-10-08  
   last obs. used      2015-12-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50878  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:44:36  

Additional Information
 Earth MOID = 1.76129 au 
 Jupiter MOID = 2.01432 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 ]
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