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469895 (2005 VF128)
Classification: Main-belt Asteroid          SPK-ID: 2469895
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2405531864449766 9.3161e-08  
a 2.400733551214995 2.2596e-08 au
q 1.823229445664864 2.2735e-07 au
i 5.115357655823799 1.3282e-05 deg
node 161.1750551838429 8.5782e-05 deg
peri 132.7492093869772 9.0706e-05 deg
M 32.25137894505453 2.5779e-05 deg
tp 2458878.780500710585
(2020-Jan-30.28050071)
9.732e-05 TDB
period 1358.67120034905
3.72
1.9182e-05
5.252e-08
d
yr
n .2649647684498753 3.7409e-09 deg/d
Q 2.978237656765127 2.8032e-08 au
  Orbit Determination Parameters
   # obs. used (total)      91  
   data-arc span      9528 days (26.09 yr)  
   first obs. used      1993-03-24  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61808  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 09:19:05  

Additional Information
 Earth MOID = .812035 au 
 Jupiter MOID = 2.2492 au 
 T_jup = 3.481 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456679.5 (2014-Jan-22.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2402579250031874 9.2399e-08  
q 1.824895075058283 2.2476e-07 au
tp 2456158.212615344917
(2012-Aug-18.71261534)
0.00010492 TDB
node 161.3137805714349 8.6134e-05 deg
peri 132.2826773963303 9.0996e-05 deg
i 5.102692693959439 1.3255e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      91  
   data-arc span      9528 days (26.09 yr)  
   first obs. used      1993-03-24  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61808  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 09:19:05  

Additional Information
 Jupiter MOID = 2.2492 au 
 T_jup = 3.481 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.537496463448764E-15 -2.071036686685166E-14 5.91814340285565E-12 -1.2291263555419E-13 1.714936096121586E-12 5.299865906161674E-15
q -2.071036686685166E-14 5.051835214040481E-14 -1.480603156247205E-11 2.929040886140121E-13 -4.237207796822914E-12 -1.292322092722436E-14
tp 5.91814340285565E-12 -1.480603156247205E-11 1.10082800229162E-8 -1.649630136680904E-10 3.100356438783449E-9 1.502677399351921E-12
node -1.2291263555419E-13 2.929040886140121E-13 -1.649630136680904E-10 7.419062198568791E-9 -7.432987747071641E-9 6.970723111936847E-11
peri 1.714936096121586E-12 -4.237207796822914E-12 3.100356438783449E-9 -7.432987747071641E-9 8.280338614678514E-9 -6.939708485912649E-11
i 5.299865906161674E-15 -1.292322092722436E-14 1.502677399351921E-12 6.970723111936847E-11 -6.939708485912649E-11 1.756920108170489E-10

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.8   n/a MPO472616  

469895 (2005 VF128)          Discovered 2005-Nov-01 by Becker, A. C. at Apache Point
Reference: Last Updated: 2016-08-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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