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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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1678029264676233 7.9505e-08  
a 2.815528750848239 2.9043e-08 AU
q 2.343074786902172 2.229e-07 AU
i 7.851174765705321 7.7856e-06 deg
node 271.9264428038226 6.2085e-05 deg
peri 122.5510334409232 6.6939e-05 deg
M 88.60375907749599 2.1888e-05 deg
tp 2456575.794364859878
(2013-Oct-10.29436486)
0.00010571 JED
period 1725.593024972194
4.72
2.67e-05
7.31e-08
d
yr
n .2086239308980755 3.228e-09 deg/d
Q 3.287982714794305 3.3916e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      653  
   data-arc span      8679 days (23.76 yr)  
   first obs. used      1991-01-19  
   last obs. used      2014-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .60435  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 14:21:27  

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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