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9338 (1991 FL4)
Classification: Main-belt Asteroid          SPK-ID: 2009338
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1986056767035944 5.9576e-08  
a 3.120638816286688 3.7596e-08 AU
q 2.500862232430566 1.9342e-07 AU
i 13.74182040255679 9.2625e-06 deg
node 182.057944021399 2.7002e-05 deg
peri 104.8190411270548 3.6199e-05 deg
M 355.5968365332462 2.5809e-05 deg
tp 2456825.127821333304
(2014-Jun-16.62782133)
0.00014453 JED
period 2013.555877934716
5.51
3.6387e-05
9.962e-08
d
yr
n .1787881845967187 3.2309e-09 deg/d
Q 3.740415400142809 4.5062e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      913  
   data-arc span      9725 days (26.63 yr)  
   first obs. used      1987-09-21  
   last obs. used      2014-05-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5151  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 19:30:53  

Additional Information
 Earth MOID = 1.52819 AU 
 T_jup = 3.142 
[ 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 12.3 mag n/a MPO266008  

9338 (1991 FL4)          Discovered 1991-Mar-25 by Debehogne, H. at La Silla (809)
Reference: 19981005/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 FL4 = 1987 SG6 = 1992 PY4 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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