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18517 (1996 VG2)
Classification: Main-belt Asteroid          SPK-ID: 2018517
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2069131033831653 2.8311e-08  
a 2.406229835253943 7.5051e-09 au
q 1.908349352588387 6.7646e-08 au
i 1.907406298742162 3.5942e-06 deg
node 192.3548355497306 0.0001018 deg
peri 210.1115053719908 0.00010226 deg
M 171.0958487962113 1.0838e-05 deg
tp 2458552.550648110043
(2019-Mar-10.05064811)
3.9624e-05 TDB
period 1363.339720522489
3.73
6.3784e-06
1.746e-08
d
yr
n .2640574426028114 1.2354e-09 deg/d
Q 2.904110317919498 9.058e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1908  
   data-arc span      14061 days (38.50 yr)  
   first obs. used      1981-11-24  
   last obs. used      2020-05-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50257  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:30:44  

Additional Information
 Earth MOID = .916254 au 
 Jupiter MOID = 2.50301 au 
 T_jup = 3.492 
[ 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 14.59   n/a E2021B10  

18517 (1996 VG2)          Discovered 1996-Nov-06 by Kobayashi, T. at Oizumi
Reference: 20001111/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1996 VG2 = 1981 WJ6 = 1985 YP2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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