82 citations · 96 across the 3 of their papers we have counts for
Showing astro-ph.SRShow all
2 papers · 1 filter
astro-ph.SR2022★ 7 cited
UBVRI photometry of Betelgeuse over 23 years since 1999
Yojiro Ogane, Osamu Ohshima, Daisuke Taniguchi +1
We report the results of our continuous UBVRI-band photometry of Betelgeuse from 1999 to 2022 using the same photometric system. There are two advantages in our observation: (1) we…
astro-ph.SR2014★ 7 cited
Solar rotation inferred from radial velocities of the sun-as-a-star during the 2012 May 21 eclipse
Yoichi Takeda, Osamu Ohshima, Eiji Kambe +6
With an aim to examine how much information of solar rotation can be obtained purely spectroscopically by observing the sun-as-a-star during the 2012 May 21 eclipse at Okayama Astr…