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
- Image
- Messier109 - SDSS DR14 (panorama).jpg
Article
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