471 citations · 1.2k across the 36 of their papers we have counts for
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Comments on "Imaging Reanalyses of EHT Data"
Makoto Miyoshi, Yoshiaki Kato, Jun Makino
On June 14, 2022, the EHT collaboration (hereafter EHTC) made the web page (https://eventhorizontelescope.org/blog/imaging-reanalyses-eht-data) with the title "Imaging Reanalyses o…
The jet and resolved features of the central supermassive black hole of M 87 observed with EHT
Makoto Miyoshi, Yoshiaki Kato, Junichiro Makino
We report our independent image reconstruction of the M 87 from the public data of the Event Horizon Telescope Collaborators (EHTC). Our result is different from the image publishe…
Time Variations in the Flux Density of Sgr A* at 230 GHz Detected with ALMA
Yuhei Iwata, Tomoharu Oka, Masato Tsuboi +2
A radio source at the Galactic center Sgr A* is a prime supermassive black hole candidate and therefore key to developing our understanding of them. Time variations in the 230 GHz…
Oscillation Phenomena in the disk around the massive black hole Sagittarius A*
M. Miyoshi, Zhi-Qiang Shen, T. Oyama +2
We report the detection of radio QPOs with structure changes using the Very Long Baseline Array (VLBA) at 43 GHz. We found conspicuous patterned changes of the structure with P = 1…