Astronomical data · SIMBAD
- Object type
- GiG
- Redshift
- z = 0.015758295911789455
- Morphology
- SBa
- Coordinates
- RA 22.0782° · Dec 34.3087°
View on SIMBAD →
via SIMBAD · CDS Strasbourg
Key facts
- Constellation
- Andromeda
- Right ascension
- 01 28 18
- Declination
- 01 ° 28 ′ 18 ″
- Heliocentric radial velocity
- 4687 ± 4 km/s
- Surface brightness
- 23.44 mag/arcsec
- Type
- (R)SB(s)a
via Wikipedia infobox
Wikidata facts
- Instance of
- spiral galaxy
- Constellation
- Andromeda
- Distance from Earth
- 63.15
- Image
- NGC 0561 SDSS.jpg
Show 11 more facts
- discoverer or inventor
- Heinrich Louis d'Arrest
- catalog code
- LEDA 5489
- time of discovery or invention
- 1862-08-23
- galaxy morphological type
- SBa
- apparent magnitude
- 10.080
- Commons category
- NGC 561
- right ascension
- 22.0782125
- declination
- 34.3087083
- redshift
- 0.015577
- radial velocity
- 4911
- epoch
- J2000.0
Sources (1)
via Wikidata · CC0
~1 min read
Encyclopedic overview
NGC 561 is a barred spiral galaxy located in the constellation Andromeda. Its speed relative to the cosmic microwave background is 4,395 ± 20 km/s, which corresponds to a Hubble distance of 64.8 ± 4.6 Mpc (~211 million ly). NGC 561 was discovered by Prussian astronomer Heinrich d'Arrest in 1862.
The luminosity class of NGC 561 is I and it has a broad HI1 line.
Excerpted from Wikipedia’s “NGC 561” article, available under the CC BY-SA 4.0 licence.