Yes, they really botched it, didn’t they? And how did the editor miss it. Perhaps he/she has absolutely no interest in the subject and so ran through it very quickly.
“UCDs are especially rare, as they are larger, brighter and more massive than other galaxies, including our own Milky Way.
What makes the find of the supermassive black hole at the center of the UCD so notable is that UCDs tend to be very small, with radiuses not exceeding 300 light years”
And the Milky Way has a radius of 50,000 light years.