X-ray radiation generated near BH、Combining the X-ray astronomical satellite "Suzaku" with multiple ground-based telescopes in Japan、X-rays and visible light from around the supermassive black hole (BH) at the center of the NGC 3516 galaxy.、simultaneously monitored over a period of one year.。as a result、X-ray radiation generated near BH、2Published paper。Detail is、Please read the following。

Published paper:
Hirofumi Noda et al. “X-ray and Optical Correlation of Type I Seyfert NGC 3516 Studied with Suzaku and Japanese Ground-Based Telescopes”, The Astrophysical Journal, Volume 828, 78, 2016
http://iopscience.iop.org/article/10.3847/0004-637X/828/2/78/meta

東北大学の解説文 : http://www.fris.tohoku.ac.jp/fris/activity/topics/2016/t2016_027.html