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14557 (1997 VG8)
Classification: Main-belt Asteroid          SPK-ID: 2014557
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07265551400681461 5.6611e-08  
a 2.966252694941792 1.8027e-08 au
q 2.750738080716697 1.7246e-07 au
i 8.248281378065334 4.33e-06 deg
node 60.30711978476768 4.0336e-05 deg
peri 290.6471690895919 4.8013e-05 deg
M 223.5857813609637 2.7987e-05 deg
tp 2459907.578748522213
(2022-Nov-24.07874852)
0.00014688 TDB
period 1865.995729826035
5.11
1.7011e-05
4.657e-08
d
yr
n .1929264865110717 1.7588e-09 deg/d
Q 3.181767309166887 1.9337e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1414  
   data-arc span      9476 days (25.94 yr)  
   first obs. used      1995-03-28  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50224  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:32:10  

Additional Information
 Earth MOID = 1.75784 au 
 Jupiter MOID = 2.15108 au 
 T_jup = 3.245 
[ 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 13.81   n/a E2020-QM5  
diameter diameter 9.676 km 0.227 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.075   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14557 (1997 VG8)          Discovered 1997-Nov-15 by Zoltowski, F. B. at Woomera
Reference: 20000418/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 VG8 = 1995 FM21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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