Key facts
- Constellation
- Virgo
- Right ascension
- 12 36 26.9913
- Declination
- +11 ° 26 ′ 21.266 ″
- Heliocentric radial velocity
- 1142 km/s
- Distance
- 57.2 Mly (17.55 Mpc )
- Group or cluster
- Virgo Cluster
- Type
- E6
- Size
- ~63,200 ly (19.38 kpc ) (estimated)
- Apparent size v
- 3.5′ × 1.5′
via Wikipedia infobox
~1 min read
Encyclopedic overview
NGC 4564 is an elliptical galaxy located about 57 million light-years away in the constellation Virgo. NGC 4564 was discovered by astronomer William Herschel on March 15, 1784. The galaxy is also a member of the Virgo Cluster.
NGC 4564 has an estimated population of 213 ± 31 globular clusters. It is the host of a supermassive black hole with an estimated mass of about 56 million suns (0.56+0.03 −0.08×10 M☉).
Excerpted from Wikipedia’s “NGC 4564” article, available under the CC BY-SA 4.0 licence.
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via Wikidata sitelinks · CC0