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20019 Yukiotanaka (1991 VN)
Classification: Main-belt Asteroid          SPK-ID: 2020019
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3358694557050503 7.1169e-08  
a 2.675956505349462 2.0632e-08 AU
q 1.77718445040735 1.8776e-07 AU
i 2.193237934911431 6.717e-06 deg
node 153.5363868138783 0.00018533 deg
peri 208.7859893319014 0.00018585 deg
M 122.7019499018536 1.477e-05 deg
tp 2456455.538319276063
(2013-Jun-12.03831928)
6.1195e-05 JED
period 1598.88416783549
4.38
1.8492e-05
5.063e-08
d
yr
n .2251570234054882 2.604e-09 deg/d
Q 3.574728560291574 2.7562e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      519  
   data-arc span      13237 days (36.24 yr)  
   first obs. used      1978-11-29  
   last obs. used      2015-02-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53933  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 14:59:35  

Additional Information
 Earth MOID = .77509 AU 
 T_jup = 3.294 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.8 mag n/a MPO233632  

20019 Yukiotanaka           Discovered 1991 Nov. 2 by A. Takahashi and K. Watanabe at Kitami.
Yukio Tanaka (b. 1967) is an infielder for the Hokkaido Nippon Ham Fighters.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070926/MPCPages.arcLast Updated: 2007-09-30

[ show close-approach data ]
Alternate Designations
 1991 VN = 1978 WO13 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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