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JPL Small-Body Database Browser
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47028 (1998 VG31)
Classification: Main-belt Asteroid          SPK-ID: 2047028
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07836678164269376 4.5238e-08  
a 2.61624382774538 1.2046e-08 au
q 2.411217218972412 1.163e-07 au
i 6.067561436647435 5.0895e-06 deg
node 9.014097119761862 3.6881e-05 deg
peri 321.5553205796552 4.6193e-05 deg
M 10.7758760535505 2.875e-05 deg
tp 2458554.233586110169
(2019-Mar-11.73358611)
0.00012335 TDB
period 1545.666349312853
4.23
1.0675e-05
2.923e-08
d
yr
n .2329092563605612 1.6086e-09 deg/d
Q 2.821270436518347 1.299e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1182  
   data-arc span      8638 days (23.65 yr)  
   first obs. used      1996-04-10  
   last obs. used      2019-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50321  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 03:59:46  

Additional Information
 Earth MOID = 1.40349 au 
 Jupiter MOID = 2.45333 au 
 T_jup = 3.395 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.6   n/a MPO452813  
diameter diameter 3.778 km 0.208 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.196   0.043 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

47028 (1998 VG31)          Discovered 1998-Nov-12 by Kagawa, T. at Gekko
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 VG31 = 2000 CT2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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