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23497 (1991 VG4)
Classification: Main-belt Asteroid          SPK-ID: 2023497
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1450800201819892 1.0933e-07  
a 2.533119121855204 2.7066e-08 AU
q 2.165614148533068 2.8477e-07 AU
i 11.84383745734671 1.0804e-05 deg
node 252.0820326045024 3.6119e-05 deg
peri 180.7794045783984 4.8753e-05 deg
M 201.8157806725801 3.6799e-05 deg
tp 2457447.556942950904
(2016-Feb-29.05694295)
0.00015768 JED
period 1472.589999512974
4.03
2.3602e-05
6.462e-08
d
yr
n .244467231285736 3.9182e-09 deg/d
Q 2.90062409517734 3.0993e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      660  
   data-arc span      8276 days (22.66 yr)  
   first obs. used      1991-11-05  
   last obs. used      2014-07-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .46738  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:50:17  

Additional Information
 Earth MOID = 1.1795 AU 
 T_jup = 3.405 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.8 mag n/a MPO266078  

23497 (1991 VG4)          Discovered 1991-Nov-05 by Sugie, A. at Dynic (402)
Reference: 20010408/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 VG4 = 1999 XC117 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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