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JPL Small-Body Database Browser
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379309 (2009 VA91)
Classification: Main-belt Asteroid          SPK-ID: 2379309
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 .02822013003962798 1.5103e-07  
a 2.569624756449863 3.5781e-08 au
q 2.497109611669801 4.0054e-07 au
i 4.136629062909645 1.2965e-05 deg
node 5.811260448259146 9.2868e-05 deg
peri 130.7843137472066 0.00058353 deg
M 130.9142422138172 0.00055538 deg
tp 2458453.373961585180
(2018-Nov-30.87396159)
0.0023232 TDB
period 1504.537401726234
4.12
3.1425e-05
8.604e-08
d
yr
n .2392762051557863 4.9977e-09 deg/d
Q 2.642139901229926 3.6791e-08 au
  Orbit Determination Parameters
   # obs. used (total)      97  
   data-arc span      4866 days (13.32 yr)  
   first obs. used      2005-12-10  
   last obs. used      2019-04-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63648  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:45:25  

Additional Information
 Earth MOID = 1.51178 au 
 Jupiter MOID = 2.33938 au 
 T_jup = 3.426 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.6   n/a MPO427885  

379309 (2009 VA91)          Discovered 2009-Nov-11 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-11-20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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