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359366 (2009 VK20)
Classification: Jupiter Trojan          SPK-ID: 2359366
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07620527916258418 8.3252e-08  
a 5.198793277142642 3.3961e-07 au
q 4.802617784149421 5.7607e-07 au
i 5.803929439376465 9.5257e-06 deg
node .8637463722481403 7.3434e-05 deg
peri 116.8507225910279 0.00011526 deg
M 256.6246151178589 0.0001024 deg
tp 2460243.774106043630
(2023-Oct-26.27410604)
0.0013326 TDB
period 4329.644612070791
11.85
0.00042425
1.162e-06
d
yr
n .08314770200684404 8.1474e-09 deg/d
Q 5.594968770135862 3.6549e-07 au
  Orbit Determination Parameters
   # obs. used (total)      126  
   data-arc span      6408 days (17.54 yr)  
   first obs. used      2002-03-18  
   last obs. used      2019-10-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61869  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 11:16:45  

Additional Information
 Earth MOID = 3.82374 au 
 Jupiter MOID = .38662 au 
 T_jup = 2.984 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457092.5 (2015-Mar-11.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0777273643661181 8.3186e-08  
q 4.783612615762695 5.7095e-07 au
tp 2455928.161202708182
(2012-Jan-01.66120271)
0.00097741 TDB
node .899056456148061 7.3428e-05 deg
peri 117.2533649148432 0.00011394 deg
i 5.808153885286409 9.5315e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      126  
   data-arc span      6408 days (17.54 yr)  
   first obs. used      2002-03-18  
   last obs. used      2019-10-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61869  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 11:16:45  

Additional Information
 Jupiter MOID = .38662 au 
 T_jup = 2.984 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.919907049714163E-15 -3.996652311621505E-14 1.012726239653208E-11 -6.714710997770317E-16 4.707859577303203E-13 -8.52890884755884E-16
q -3.996652311621505E-14 3.259840768567294E-13 1.602345225215204E-10 1.047172585947741E-13 1.807726957390403E-11 2.005426070231337E-14
tp 1.012726239653208E-11 1.602345225215204E-10 9.55338140050584E-7 3.779673584100197E-10 8.493938944406435E-8 1.290459332445591E-11
node -6.714710997770317E-16 1.047172585947741E-13 3.779673584100197E-10 5.391743737492693E-9 -5.329318442825689E-9 -5.907056421003948E-11
peri 4.707859577303203E-13 1.807726957390403E-11 8.493938944406435E-8 -5.329318442825689E-9 1.298180342341077E-8 6.027028139904345E-11
i -8.52890884755884E-16 2.005426070231337E-14 1.290459332445591E-11 -5.907056421003948E-11 6.027028139904345E-11 9.08486942915441E-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 13.8   n/a MPO413358  

359366 (2009 VK20)          Discovered 2002-Mar-18 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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