NGC 1023 · galaxy

NGC 1023

NGC 1023 is a barred lenticular galaxy in the northern constellation of Perseus.

RA02h 40m 24sDec+39° 03' 47"

Image: NASA, ESA, and G. Sivakoff (University of Alberta); Image processing: G. Kober (NASA Goddard/Catholic University of America). Public domain, via Wikimedia Commons.

Identity & coordinates

Identification

Primary designation: NGC 1023
All designations: NGC 1023
Object type: Galaxy
Constellation: Perseus
Best viewing: Autumn · Winter

Coordinates & physical

Right ascension (J2000): 02h 40m 24s
Declination (J2000): +39° 03' 47"
Apparent magnitude (V): —
Distance: —
Redshift (z): 0.002121

III

Visibility tonight

The science

NGC 1023 is a barred lenticular galaxy in the northern constellation of Perseus. Alternatively, it is known as the Perseus Lenticular Galaxy. Distance measurements vary from 9.3 to 19.7 million parsecs, where it is a member of the NGC 1023 group of galaxies in the Local Supercluster. NGC 1023 is included in Halton Arp's Atlas of Peculiar Galaxies, under the category "Galaxies with Nearby Fragments" under the number 135.

Summary adapted from Wikipedia · CC-BY-SA-4.0