Key facts
- Constellation
- Virgo
- Right ascension
- 13 04 14.3133
- Declination
- −10 ° 20 ′ 22.417 ″
- Heliocentric radial velocity
- 3166 ± 2 km / s
- Distance
- 118 ± 30 Mly (36.1 ± 9.4 Mpc )
- Type
- SA(s)bc
- Size
- ~192,800 ly (59.10 kpc ) (estimated)
- Apparent size v
- 5.5 ′ × 2.8 ′
- Notable features
- Seyfert galaxy
via Wikipedia infobox
Wikidata facts
- Instance of
- spiral galaxy
- Constellation
- Virgo
- Distance from Earth
- 34
- Image
- Ngc4939-hst-606.png
Show 11 more facts
- Commons category
- NGC 4939
- galaxy morphological type
- Sbc
- catalog code
- Gaia DR2 3623002109009541760
- discoverer or inventor
- William Herschel
- time of discovery or invention
- 1786-03-25
- apparent magnitude
- 8.435
- right ascension
- 196.05970067593720
- declination
- -10.33953235617260
- radial velocity
- 3111
- redshift
- 0.0097
- epoch
- J2000.0
via Wikidata · CC0
~3 min read
Encyclopedic overview
NGC 4939 is a large spiral galaxy located in the constellation Virgo. It is located at a distance of about 120 million light years from Earth, which, given its apparent dimensions, means that NGC 4939 is about 190,000 light years across. It was discovered by William Herschel on March 25, 1786.
Characteristics
Excerpted from Wikipedia’s “Q1115778” article, available under the CC BY-SA 4.0 licence.