Time Lag in the Intra-Day Variability of Sagittarius A between Light Curves at 90 and 102 GHz

miyazaki Atsushi; tsuboi Masato; tsutsumi Takahiro

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Time Lag in the Intra-Day Variability of Sagittarius A between Light Curves at 90 and 102 GHz

机译：射手座A在90和102 GHz的光曲线之间的日内变异性存在时滞

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WeperformedobservationsofthefluxdensitiesofSgrA$$^star$$at90and102GHzinordertodetectanytimelagbetweenthesefrequenciesusingtheNobeyamaMillimeterArray,whichwaspreviouslyreportedatlowerfrequencies.Wedetectedaradioflareduringtheobservationperiodon2005April6,andcalculatedthez-transformeddiscretecorrelationfunctionbetweenthelightcurves.Notimelagbetweenthesefrequencieswasdetected.Iftheexpandingplasmamodel,whichexplainsatimelagatlowerfrequencies,isvalid,thelightcurveat90GHzwouldbedelayedinrespecttothatat102GHz.ThisresultsuggeststhatplasmablobsejectedclosetotheGalacticcenterblackholemaybewidelydiverse,especiallyinopticalthickness.Anotherpossibilityisthatamajorportionofthefluxabove100GHzdoesnotoriginateinblobs.

机译：WeperformedobservationsofthefluxdensitiesofSgrA $$ ^明星$$ at90and102GHzinordertodetectanytimelagbetweenthesefrequenciesusingtheNobeyamaMillimeterArray，whichwaspreviouslyreportedatlowerfrequencies.Wedetectedaradioflareduringtheobservationperiodon2005April6，andcalculatedthez-transformeddiscretecorrelationfunctionbetweenthelightcurves.Notimelagbetweenthesefrequencieswasdetected.Iftheexpandingplasmamodel，whichexplainsatimelagatlowerfrequencies器，isValid，thelightcurveat90GHzwouldbedelayedinrespecttothatat102GHz.ThisresultsuggeststhatplasmablobsejectedclosetotheGalacticcenterblackholemaybewidelydiverse，especiallyinopticalthickness.Anotherpossibilityisthatamajorportionofthefluxabove100GHzdoesnotoriginateinblobs。

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《PASJ: Publications of the Astronomical Society of Japan》 |2013年第3期|共页
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miyazaki Atsushi; tsuboi Masato; tsutsumi Takahiro;
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1. Time Lag in the Intra-Day Variability of SagittariusA~★ between Light Curves at 90 and 102GHz [J] . Atsushi Miyazaki, Masato Tsuboi, Takahiro Tsutsumi PASJ: Publications of the Astronomical Society of Japan . 2013,第3期

机译：射手座A〜★在90和102GHz的光曲线之间的日内变异性存在时滞
2. Intra-Day Variability of Sagittarius A* at Multi-Wavelengths [J] . Z. Q. Shen, J. Li, A. Miyazaki, Journal of Astrophysics and Astronomy . 2011,第1a2期

机译：多波长射手座A *的日内变异性
3. Intra-Day Variability of Sagittarius A* at Multi-Wavelengths [J] . A. Miyazaki, J. Li, L. Huang1, Journal of astrophysics and astronomy . 2011,第1期

机译：多波长射手座A *的日内变异性
4. Time Lag in Sgr A* Intra-Day Variability between the light curves at 90 and 102 GHz [C] . Atsushi Miyazaki, Masato Tsuboi, Takahiro Tsutsumi International Astronomical Union . 2013

机译：在SGR中的时间滞后A *在90和102 GHz的光线曲线之间的日内变异性
5. The development and application of a time-lag focusing matrix-assisted laser desorption/ionisation time-of-flight mass spectrometer. [D] . Whittal, Randy Murray. 1996

机译：时滞聚焦矩阵辅助激光解吸/电离飞行时间质谱仪的开发与应用。
6. Modeling the Variability of Single-Cell Lag Times for Listeria innocua Populations after Sublethal and Lethal Heat Treatments [O] . A. Métris, S. M. George, B. M. Mackey, 2008

机译：亚致死性和致死性热处理后无病李斯特菌种群单细胞滞后时间的变化模型
7. Time Lag in the Intra-Day Variability of Sagittarius A between Light Curves at 90 and 102 GHz [O] . Atsushi miyazaki, Masato tsuboi, Takahiro tsutsumi 2013

机译：在90和102 GHz的光曲线之间的日间射手轴的日内变异的时间滞后
8. Extragalactic Radio Sources: Rapid Variability at 90 GHz. [R] . Epstein, E. E., Landau, R., Rather, J. D. G. 1983

机译：河外无线电源：90 GHz的快速变化。

Time Lag in the Intra-Day Variability of Sagittarius A between Light Curves at 90 and 102 GHz

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