Also: the star with the shortest known period orbiting our central black hole travels no faster than 1% the speed of light.
Re:The structure of the Milky Way
by mikhailfranco on Wednesday August 01, 2018 @02:46AM
(#17660202)
Peak stellar speed observed as "nearly 3% the speed of light":
https://www.nature.com/articles/d41586-018-05825-3
which appears to be rounded up from actual 2.55% value:
https://en.wikipedia.org/wiki/S2_(star)#May_2018_pericentre_...
http://www.emc2-explained.info/Time-Dilation-at-Low-Speeds/