Spitzer, VLT and Keck NIR light curves of SgrA*

Sagittarius A (Sgr A) is the variable radio, near-infrared (NIR), and X-ray source associated with accretion onto the Galactic center black hole. We present an analysis of the...人马座A（Sagittarius A, Sgr A）是与银河系中心黑洞吸积过程相关的可变射电、近红外（near-infrared, NIR）及X射线源。本研究对……展开了分析。