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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 53 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06267480683184874 4.7026e-08  
a 2.863023995489571 2.1968e-08 AU
q 2.683584519617315 1.325e-07 AU
i 1.527679175928637 5.9692e-06 deg
node 355.5522224846278 0.00017941 deg
peri 72.51967632227439 0.00018806 deg
M 59.13715187698853 5.3809e-05 deg
tp 2456709.834282184211
(2014-Feb-21.33428218)
0.00026503 JED
period 1769.440277261667
4.84
2.0365e-05
5.576e-08
d
yr
n .2034541683187665 2.3416e-09 deg/d
Q 3.042463471361828 2.3344e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1370  
   data-arc span      12979 days (35.53 yr)  
   first obs. used      1979-11-16  
   last obs. used      2015-05-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5135  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 16:05:03  

Additional Information
 Earth MOID = 1.69758 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 13.3 mag n/a MPO337336  
rotation period rot_per 3.2 h n/a LCDB (Rev. 2015-May); Warner et al., 2009 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
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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