Alternate Names

Markarian 620

Type

Supermassive

Location

In the constellation Lynx

Distance

85 million light-years (26 megaparsecs)

Mass

7.5 million times the mass of the Sun

Size

Diameter roughly two-thirds as wide as Mercury's distance from the Sun

Discovery Methods

• Measuring the motions of gas

A ground-based view of NGC 2273, with a close-up look at its nucleus (inset). [Peter Erwin, Univ. Wisconsin]

This document was last modified: August 29, 2011.