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9337 (1991 FO1)
Classification: Main-belt Asteroid          SPK-ID: 2009337
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 47 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06194099897308247 5.9421e-08  
a 2.861403454224608 2.5837e-08 AU
q 2.684165265804907 1.7657e-07 AU
i 1.527348154887726 6.6162e-06 deg
node 355.5775178067121 0.0002196 deg
peri 72.51284592963135 0.00022683 deg
M 18.46623102182819 5.4622e-05 deg
tp 2456709.813459199234
(2014-Feb-21.31345920)
0.00026841 JED
period 1767.938170473709
4.84
2.3945e-05
6.556e-08
d
yr
n .2036270306350929 2.758e-09 deg/d
Q 3.038641642644309 2.7437e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1136  
   data-arc span      12546 days (34.35 yr)  
   first obs. used      1979-11-16  
   last obs. used      2014-03-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53521  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 19:30:52  

Additional Information
 Earth MOID = 1.69756 AU 
 T_jup = 3.298 
[ 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 13.2 mag n/a PDS3 (MPC 32614)  
rotation period rot_per 3.2 h n/a Asteroid Lightcurve DataBase (Rev. 2013-Sep-12) Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Polishook, D.; Ofek, E.O.; Waszczak, A.; Kulkarni, S.R.; et al. (2011). MNRAS 421, 2094-2108.]

9337 (1991 FO1)          Discovered 1991-Mar-17 by Debehogne, H. at La Silla (809)
Reference: 19981005/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 FO1 = 1979 WY 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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