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43018 (1999 VY2)
Classification: Main-belt Asteroid          SPK-ID: 2043018
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1678029214379556 7.8427e-08  
a 2.815528752695901 2.8567e-08 AU
q 2.343074802600966 2.1908e-07 AU
i 7.851175940176526 7.6402e-06 deg
node 271.9264339357331 6.1011e-05 deg
peri 122.5510404442038 6.5735e-05 deg
M 88.6037600198176 2.1707e-05 deg
tp 2456575.794359924972
(2013-Oct-10.29435993)
0.00010469 JED
period 1725.593026670798
4.72
2.6262e-05
7.19e-08
d
yr
n .2086239306927144 3.1751e-09 deg/d
Q 3.287982702790837 3.336e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      660  
   data-arc span      8722 days (23.88 yr)  
   first obs. used      1991-01-19  
   last obs. used      2014-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .60501  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 03:59:47  

Additional Information
 Earth MOID = 1.36116 AU 
 T_jup = 3.285 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.8 mag n/a MPO266158  

43018 (1999 VY2)          Discovered 1999-Nov-04 by Shimizu, Y., Urata, T. at Nachi-Katsuura (905)
Reference: 20020624/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 VY2 = 1998 ME31 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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