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JPL Small-Body Database Browser
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442155 (2010 VA195)
Classification: Inner Main-belt Asteroid          SPK-ID: 2442155
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07257943025674128 8.9631e-08  
a 1.917229156925368 2.2862e-08 au
q 1.778077757044113 1.6014e-07 au
i 19.55672119941874 1.5334e-05 deg
node 242.0972018330344 2.0942e-05 deg
peri 59.95361810912345 0.00011212 deg
M 160.0310580249145 0.00010934 deg
tp 2458169.466286320077
(2018-Feb-19.96628632)
0.0002931 TDB
period 969.6376368430581
2.65
1.7343e-05
4.748e-08
d
yr
n .3712727170658169 6.6407e-09 deg/d
Q 2.056380556806624 2.4521e-08 au
  Orbit Determination Parameters
   # obs. used (total)      142  
   data-arc span      5371 days (14.70 yr)  
   first obs. used      2004-05-12  
   last obs. used      2019-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64599  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:55:56  

Additional Information
 Earth MOID = .805963 au 
 Jupiter MOID = 3.05238 au 
 T_jup = 3.855 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457264.5 (2015-Aug-30.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0728100827141422 8.9571e-08  
q 1.777689924383796 1.6008e-07 au
tp 2457199.907990811743
(2015-Jun-26.40799081)
0.00028951 TDB
node 242.1146105828549 2.0953e-05 deg
peri 59.9672590554833 0.00011174 deg
i 19.55154312813847 1.5331e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      142  
   data-arc span      5371 days (14.70 yr)  
   first obs. used      2004-05-12  
   last obs. used      2019-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64599  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:55:56  

Additional Information
 Jupiter MOID = 3.05238 au 
 T_jup = 3.855 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.023005605261885E-15 -1.425731940979042E-14 -7.857745548388158E-12 -1.49654508338617E-14 -3.201807911637605E-12 1.087421413931097E-14
q -1.425731940979042E-14 2.562553113854466E-14 1.577113137035578E-11 2.731158957207465E-14 6.357069765576549E-12 -2.051686803232219E-14
tp -7.857745548388158E-12 1.577113137035578E-11 8.381759175433557E-8 1.796272206193915E-10 3.178101529622449E-8 -1.538606114294797E-10
node -1.49654508338617E-14 2.731158957207465E-14 1.796272206193915E-10 4.390395068932092E-10 -3.435723395876806E-10 -7.577273734497757E-11
peri -3.201807911637605E-12 6.357069765576549E-12 3.178101529622449E-8 -3.435723395876806E-10 1.248618949272076E-8 1.32870333331214E-11
i 1.087421413931097E-14 -2.051686803232219E-14 -1.538606114294797E-10 -7.577273734497757E-11 1.32870333331214E-11 2.350530129905117E-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 17.2   n/a MPO460658  

442155 (2010 VA195)          Discovered 2004-May-12 by Siding Spring Survey at Siding Spring
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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