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EntityQ1108588· pop 35· linked from 659 articles

spiral galaxy in the constellation Virgo

Astronomical data · SIMBAD

Object type
EmG
Redshift
z = 0.004906087105964296
Morphology
SA
Coordinates
RA 180.0984° · Dec -1.1001°
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via SIMBAD · CDS Strasbourg

Key facts

Constellation
Virgo
Right ascension
12 00 23.643
Declination
–01 ° 05 ′ 59.87 ″
Heliocentric radial velocity
1,465 km/s
Distance
63.6 ± 4.9 Mly (19.5 ± 1.5 Mpc )
Type
SA(s)bc
Apparent size v
3′.8 × 2′.9

via Wikipedia infobox

Wikidata facts

Distance from Earth
21.3
Image
Ngc4030-hst-R814GB450.jpg
Show 11 more facts
catalog code
LEDA 37845
radial velocity
1509
Commons category
NGC 4030
time of discovery or invention
1786-01-01
apparent magnitude
7.330
galaxy morphological type
SAbc
right ascension
180.09838434751200
declination
-1.10006213123910
redshift
0.004870
right ascension component of proper motion
18
declination component of proper motion
-29
Sources (3)

via Wikidata · CC0

~2 min read

Article

NGC 4030 is a grand design spiral galaxy located about 64 million light years away in the constellation Virgo. It is a member of the NGC 4030 Group of galaxies, which is a member of the Virgo II Groups, a series of galaxies and galaxy clusters strung out from the southern edge of the Virgo Supercluster. With an apparent visual magnitude of 10.6, it is visible with a small telescope as a 3 arc minute wide feature about 4.75° to the southeast of the star Beta Virginis. It is inclined by an angle of 47.1° to the line of sight from the Earth and is receding at a velocity of 1,465 km/s.

The morphological classification of NGC 4030 in the De Vaucouleurs system is SA(s)bc, which indicates a spiral structure (SA) with no bar (s) and moderate to loosely wound arms (bc). The inner part of the galaxy shows a complex structure with multiple spiral arms, which becomes a symmetric, double arm pattern beyond 49″ from the core. The central bulge is relatively young with an estimated age of two billion years, while the nucleus is inactive.

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