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20209 (1997 FE5)
Classification: Main-belt Asteroid          SPK-ID: 2020209
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07155923575018626 4.1221e-08  
a 2.926328773912454 1.7746e-08 au
q 2.716922923297499 1.1786e-07 au
i 2.57975381886737 5.2844e-06 deg
node 39.70730700915892 7.9585e-05 deg
peri 202.9853482863187 8.5824e-05 deg
M 178.9136766211924 3.3014e-05 deg
tp 2458091.792436214769
(2017-Dec-04.29243621)		 0.00016675 TDB
period 1828.450061172876
5.01		 1.6632e-05
4.554e-08		 d
yr
n .1968880680115895 1.791e-09 deg/d
Q 3.135734624527409 1.9016e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1062  
   data-arc span      9530 days (26.09 yr)  
   first obs. used      1994-10-07  
   last obs. used      2020-11-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56555  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 03:13:07  

Additional Information
 Earth MOID = 1.70423 au 
 Jupiter MOID = 1.86387 au 
 T_jup = 3.273 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.5   n/a MPO502319  

20209 (1997 FE5)          Discovered 1997-Mar-30 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1997 FE5 = 1999 TP152 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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