Messier 109

Also known as Messier Object 109, Barred Spiral Galaxy M109, M109 galaxy, Spiral Galaxy M109, Barred Galaxy M109, New General Catalogue 3992

spiral galaxy in the constellation Ursa Major

Key facts

Constellation: Ursa Major
Right ascension: 11 57 36.0
Declination: +53 ° 22 ′ 28 ″
Redshift: 0.003 496 ± 0.000 004
Heliocentric radial velocity: 1048 ± 1 km/s
Galactocentric velocity: 1121 ± 3 km/s
Distance: 67.2 ± 23.2 Mly (20.6 ± 7.1 Mpc )
Type: SB(rs)bc, LINER / HII
Size: 176,170 ly (54.04 kpc ) (estimated)
Apparent size v: 7.6 × 4.7 moa

via Wikipedia infobox

Wikidata facts

Constellation: Ursa Major
Parent body: M109 Group
Distance from Earth: 22
Image: Messier109 - SDSS DR14 (panorama).jpg

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Commons category: Messier 109
galaxy morphological type: SBbc
catalog code: LEDA 37617
discoverer or inventor: Pierre Méchain
time of discovery or invention: 1781-00-00
Commons gallery: Messier 109
declination: 53.3745194
apparent magnitude: 10.794
redshift: 0.003496
right ascension: 179.3999333
radial velocity: 1046
epoch: J2000.0

Sources (3)

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Encyclopedic overview

Messier 109 (also known as NGC 3992 or the Vacuum Cleaner Galaxy) is a barred spiral galaxy exhibiting a weak inner ring structure around the central bar approximately 67.2 ± 23 million light-years away in the northern constellation Ursa Major. M109 can be seen south-east of the star Phecda (γ UMa, Gamma Ursa Majoris).

History

Excerpted from Wikipedia’s “Messier 109” article, available under the CC BY-SA 4.0 licence.