3C 109 is a Seyfert galaxy located in the constellation Taurus. It is also a broad-line radio galaxy, classified as one of the most active polarized galaxies apart from blazars with quasar-like properties. The black hole in 3C 109 is said to have an estimated mass of 9.3 × 108 M☉.
---
This article is an automated import of the Wikipedia article "3C 109", available at https://en.wikipedia.org/wiki/3C_109 . Text is licensed under CC BY-SA 4.0.