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18518 (1996 VT3)
Classification: Main-belt Asteroid          SPK-ID: 2018518
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 .06170078275909855 4.1857e-08  
a 2.700511730137288 1.2115e-08 au
q 2.53388804253769 1.1164e-07 au
i 8.156222900110542 4.5563e-06 deg
node 45.25762069300318 2.927e-05 deg
peri 25.79611723521244 5.6612e-05 deg
M 126.9670755058348 4.5559e-05 deg
tp 2458628.815859148830
(2019-May-25.31585915)
0.00020539 TDB
period 1620.942200066372
4.44
1.0907e-05
2.986e-08
d
yr
n .2220930517974418 1.4945e-09 deg/d
Q 2.867135417736886 1.2862e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1642  
   data-arc span      8804 days (24.10 yr)  
   first obs. used      1996-11-02  
   last obs. used      2020-12-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49151  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 02:38:38  

Additional Information
 Earth MOID = 1.54956 au 
 Jupiter MOID = 2.33044 au 
 T_jup = 3.350 
[ 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 14.1   n/a MPO502309  
rotation period rot_per 2.96916 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]

18518 (1996 VT3)          Discovered 1996-Nov-02 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: 20001111/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1996 VT3 = 2000 QD62 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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