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JPL Small-Body Database Browser
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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 ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1548910029245416 6.9946e-08  
a 2.447025460713478 2.4988e-08 au
q 2.068003232921679 1.7575e-07 au
i 4.276308124534848 5.7183e-06 deg
node 111.4823842288097 9.8731e-05 deg
peri 336.7824536463597 0.00010093 deg
M 303.4523938717036 2.1708e-05 deg
tp 2458820.117974904461
(2019-Dec-02.61797490)
8.521e-05 TDB
period 1398.157700720831
3.83
2.1416e-05
5.863e-08
d
yr
n .2574816845155588 3.9439e-09 deg/d
Q 2.826047688505278 2.8858e-08 au
  Orbit Determination Parameters
   # obs. used (total)      239  
   data-arc span      7875 days (21.56 yr)  
   first obs. used      1998-05-16  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56337  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 18:49:37  

Additional Information
 Earth MOID = 1.08528 au 
 Jupiter MOID = 2.36762 au 
 T_jup = 3.478 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457398.5 (2016-Jan-11.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1534601564184851 6.9629e-08  
q 2.071741616133293 1.7469e-07 au
tp 2457421.738279555434
(2016-Feb-03.23827956)
8.2992e-05 TDB
node 111.5449541265659 9.8719e-05 deg
peri 336.7695471317472 0.00010097 deg
i 4.275681521242985 5.714e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      239  
   data-arc span      7875 days (21.56 yr)  
   first obs. used      1998-05-16  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56337  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 18:49:37  

Additional Information
 Jupiter MOID = 2.36762 au 
 T_jup = 3.478 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.848247804113731E-15 -1.207551603105677E-14 -3.618495523600661E-12 -1.692203539675127E-13 -9.042044023571131E-13 2.699552095288918E-15
q -1.207551603105677E-14 3.051581720008245E-14 8.891862888836776E-12 4.14296773478307E-13 2.21674812884758E-12 -5.866483327166567E-15
tp -3.618495523600661E-12 8.891862888836776E-12 6.887734658640691E-9 1.703422380025898E-10 1.845522405109646E-9 -4.848802884317626E-12
node -1.692203539675127E-13 4.14296773478307E-13 1.703422380025898E-10 9.745447557095994E-9 -9.667574887172322E-9 -2.818590015597453E-10
peri -9.042044023571131E-13 2.21674812884758E-12 1.845522405109646E-9 -9.667574887172322E-9 1.019578509149904E-8 2.796735477412952E-10
i 2.699552095288918E-15 -5.866483327166567E-15 -4.848802884317626E-12 -2.818590015597453E-10 2.796735477412952E-10 3.264996153776975E-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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