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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1549418007098007 6.8495e-08  
a 2.446503340281104 2.036e-08 au
q 2.067437707295407 1.7062e-07 au
i 4.276468935565476 5.4132e-06 deg
node 111.4799328517293 9.3499e-05 deg
peri 336.581552683988 9.5252e-05 deg
M 148.6049814492995 2.0942e-05 deg
tp 2458819.536933189083
(2019-Dec-02.03693319)
7.7911e-05 TDB
period 1397.710238420202
3.83
1.7448e-05
4.777e-08
d
yr
n .2575641145813593 3.2152e-09 deg/d
Q 2.8255689732668 2.3515e-08 au
  Orbit Determination Parameters
   # obs. used (total)      288  
   data-arc span      8428 days (23.07 yr)  
   first obs. used      1998-05-16  
   last obs. used      2021-06-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53862  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 09:54:43  

Additional Information
 Earth MOID = 1.08474 au 
 Jupiter MOID = 2.36819 au 
 T_jup = 3.478 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457841.5 (2017-Mar-29.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1540251967493557 6.8081e-08  
q 2.071268047074429 1.694e-07 au
tp 2457422.209598975070
(2016-Feb-03.70959898)
7.3318e-05 TDB
node 111.5107986820117 9.3526e-05 deg
peri 336.9165220385957 9.5325e-05 deg
i 4.274816527011952 5.4092e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      288  
   data-arc span      8428 days (23.07 yr)  
   first obs. used      1998-05-16  
   last obs. used      2021-06-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53862  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 09:54:43  

Additional Information
 Jupiter MOID = 2.36819 au 
 T_jup = 3.478 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.635002427821552E-15 -1.147424607777607E-14 -3.319098107088434E-12 -1.287312342906221E-13 -8.659900438362301E-13 4.63141167152444E-15
q -1.147424607777607E-14 2.869775060424611E-14 8.385569712891419E-12 3.168493534518669E-13 2.205260925335528E-12 -1.12148906053651E-14
tp -3.319098107088434E-12 8.385569712891419E-12 5.375465208627878E-9 1.163760469941381E-10 1.427256451573184E-9 -5.280178581330434E-12
node -1.287312342906221E-13 3.168493534518669E-13 1.163760469941381E-10 8.747135434885977E-9 -8.688484819667192E-9 -2.93859328516306E-10
peri -8.659900438362301E-13 2.205260925335528E-12 1.427256451573184E-9 -8.688484819667192E-9 9.086929044831849E-9 2.915544841304787E-10
i 4.63141167152444E-15 -1.12148906053651E-14 -5.280178581330434E-12 -2.93859328516306E-10 2.915544841304787E-10 2.925937589350744E-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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