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JPL Small-Body Database Browser
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269390 Igortkachenko (2009 QA34)
Classification: Main-belt Asteroid          SPK-ID: 2269390
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2662863569756064 6.065e-08  
a 2.658617355348334 1.9392e-08 au
q 1.950663825200505 1.5789e-07 au
i 5.600156258136059 6.2381e-06 deg
node 333.4239449970163 8.415e-05 deg
peri 53.31364482463029 8.7201e-05 deg
M 54.06504125646683 1.611e-05 deg
tp 2458362.708559345083
(2018-Sep-01.20855934)
7.1417e-05 TDB
period 1583.369154010045
4.34
1.7323e-05
4.743e-08
d
yr
n .2273632772801359 2.4875e-09 deg/d
Q 3.366570885496163 2.4555e-08 au
  Orbit Determination Parameters
   # obs. used (total)      155  
   data-arc span      8132 days (22.26 yr)  
   first obs. used      1996-09-06  
   last obs. used      2018-12-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57538  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:25:07  

Additional Information
 Earth MOID = .960145 au 
 Jupiter MOID = 2.12864 au 
 T_jup = 3.329 
[ 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 17.2   n/a MPO460156  

269390 Igortkachenko           Discovered 2009 Aug. 27 by L. Elenin at Tzec Maun.
Igor Valentinovich Tkachenko (1964-2009) was a Russian pilot and posthumous Hero of the Russian Federation. Perennial leader of the aerobatic team Russian Knights, which performed at hundreds of air shows around the world, Tkachenko died tragically at the International Aviation and Space Salon 2009.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2013-09-19Last Updated: 2013-09-23

[ show close-approach data ]
Alternate Designations
 2009 QA34 = 2002 AQ207 = 2005 XH83 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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