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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .2664958896663398 | 6.0678e-08 | |
| a | 2.657762402695364 | 1.9425e-08 | au |
| q | 1.949479646667314 | 1.5789e-07 | au |
| i | 5.60144170134187 | 6.2391e-06 | deg |
| node | 333.4235924877673 | 8.4131e-05 | deg |
| peri | 53.24684946192878 | 8.7176e-05 | deg |
| M | 145.0940301633999 | 1.5915e-05 | deg |
| tp | 2458362.648325052744
(2018-Sep-01.14832505) | 7.1284e-05 | TDB |
| period | 1582.605450564814
4.33 | 1.735e-05
4.75e-08 | d
yr |
| n | .2274729938984604 | 2.4938e-09 | deg/d |
| Q | 3.366045158723414 | 2.4602e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
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Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
17.3 |
|
n/a |
MPO470857 |
|
|
| 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 2013-09-19 | Last Updated: 2013-09-23 |
|
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Alternate Designations
| 2009 QA34 = 2002 AQ207 = 2005 XH83 |
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