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332977 (2011 FL9)
Classification: Main-belt Asteroid          SPK-ID: 2332977
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1088713963337548 6.4324e-08  
a 3.138680060053158 5.3307e-08 au
q 2.796967579270258 1.9434e-07 au
i 9.898469064312593 6.7734e-06 deg
node 164.9438334747416 4.4508e-05 deg
peri 121.8477195711748 5.7653e-05 deg
M 162.0244539059069 3.6704e-05 deg
tp 2458086.392936208815
(2017-Nov-28.89293621)
0.0002011 TDB
period 2031.042444715991
5.56
5.1743e-05
1.417e-07
d
yr
n .1772488807097974 4.5156e-09 deg/d
Q 3.480392540836059 5.9111e-08 au
  Orbit Determination Parameters
   # obs. used (total)      171  
   data-arc span      5436 days (14.88 yr)  
   first obs. used      2005-03-04  
   last obs. used      2020-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52672  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 21:13:01  

Additional Information
 Earth MOID = 1.79691 au 
 Jupiter MOID = 1.78786 au 
 T_jup = 3.179 
[ 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 15.9   n/a MPO418710  

332977 (2011 FL9)          Discovered 2007-Sep-13 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20120703/Numbers.arcLast Updated: 2012-07-09

[ show close-approach data ]
Alternate Designations
 2011 FL9 = 2010 CY118 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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