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305887 (2009 FK19)
Classification: Main-belt Asteroid          SPK-ID: 2305887
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1548910116712425 7.8238e-08  
a 2.447025453250466 3.2712e-08 au
q 2.06800320521122 2.0374e-07 au
i 4.276308458011187 5.7787e-06 deg
node 111.4824189246858 0.00010674 deg
peri 336.7824155668716 0.00010921 deg
M 303.4523989320014 2.7027e-05 deg
tp 2458820.117954246725
(2019-Dec-02.61795425)
0.00010739 TDB
period 1398.157694324615
3.83
2.8036e-05
7.676e-08
d
yr
n .257481685693472 5.163e-09 deg/d
Q 2.826047701289711 3.7779e-08 au
  Orbit Determination Parameters
   # obs. used (total)      231  
   data-arc span      7389 days (20.23 yr)  
   first obs. used      1998-05-16  
   last obs. used      2018-08-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56034  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:03:38  

Additional Information
 Earth MOID = 1.08528 au 
 Jupiter MOID = 2.36762 au 
 T_jup = 3.478 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457237.5 (2015-Aug-03.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1535100277817769 7.79e-08  
q 2.071813999306448 2.0264e-07 au
tp 2457421.647656946672
(2016-Feb-03.14765695)
9.5743e-05 TDB
node 111.5456928826202 0.00010672 deg
peri 336.7368177873249 0.00010925 deg
i 4.275657549177905 5.7741e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      231  
   data-arc span      7389 days (20.23 yr)  
   first obs. used      1998-05-16  
   last obs. used      2018-08-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56034  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:03:38  

Additional Information
 Jupiter MOID = 2.36762 au 
 T_jup = 3.478 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.068359886454881E-15 -1.565895689656523E-14 -5.270898831550035E-12 -2.225147254499033E-13 -1.272703187441402E-12 3.2270609075695E-15
q -1.565895689656523E-14 4.106380306838116E-14 1.377814095791125E-11 5.719699653055151E-13 3.304449271128324E-12 -7.382290889565819E-15
tp -5.270898831550035E-12 1.377814095791125E-11 9.166708579014001E-9 2.530578911041631E-10 2.341763503380276E-9 -5.689845357678074E-12
node -2.225147254499033E-13 5.719699653055151E-13 2.530578911041631E-10 1.139018065970476E-8 -1.128645613377564E-8 -3.01562756290555E-10
peri -1.272703187441402E-12 3.304449271128324E-12 2.341763503380276E-9 -1.128645613377564E-8 1.193603106383545E-8 2.991008960403029E-10
i 3.2270609075695E-15 -7.382290889565819E-15 -5.689845357678074E-12 -3.01562756290555E-10 2.991008960403029E-10 3.333973309791521E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9   n/a MPO368089  

305887 (2009 FK19)          Discovered 2009-Mar-20 by Teamo, N. at Hibiscus
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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