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JPL Small-Body Database Browser
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392230 (2009 VG44)
Classification: Main-belt Asteroid          SPK-ID: 2392230
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2222501099770334 7.1398e-08  
a 2.382282200414833 2.5714e-08 au
q 1.852819719376307 1.812e-07 au
i 5.173430149018212 9.0976e-06 deg
node 190.3668767011739 8.986e-05 deg
peri 213.7121170038641 9.4241e-05 deg
M 214.7417237298447 3.1285e-05 deg
tp 2459142.409321061157
(2020-Oct-19.90932106)
0.0001231 TDB
period 1343.037798542974
3.68
2.1745e-05
5.953e-08
d
yr
n .2680490455224377 4.34e-09 deg/d
Q 2.911744681453359 3.1429e-08 au
  Orbit Determination Parameters
   # obs. used (total)      131  
   data-arc span      5992 days (16.41 yr)  
   first obs. used      2003-01-28  
   last obs. used      2019-06-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57876  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:08:40  

Additional Information
 Earth MOID = .863549 au 
 Jupiter MOID = 2.49768 au 
 T_jup = 3.498 
[ 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 17.5   n/a MPO440692  
diameter diameter 2.058 km 0.471 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.050   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

392230 (2009 VG44)          Discovered 2009-Nov-13 by OAM at La Sagra
Reference: Last Updated: 2014-04-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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