NGC 1415

NGC 1415
Image of NGC 1415
Observation data (J2000 epoch)
Constellation	Eridanus
Right ascension	3h 40m 56.8487s [1]
Declination	−22° 33′ 52.447″ [1]
Redshift	0.005177 ± 0.00000133 [1]
Heliocentric radial velocity	1552 ± 4 km/s [1]
Apparent magnitude  (V)	12.47 [1]
Characteristics
Type	(R)SAB0/a(s) [1]
Size	~1,105,100  ly (338.84  kpc) (estimated)
Other designations
IC 1983, PGC 13544 [1]

NGC 1415 (also known as IC 1983) is a Lenticular Galaxy in the constellation Eridanus. it was Discovered on Dec 9, 1784 by William Herschel (listed as NGC 1415) also observed on a unknown date by John Herschel and Discovered on Oct 8, 1896 by Lewis Swift (and listed as IC 1983) ^[2]

Observation

Observations from Hubble Space Telescope have allowed the presence of a star-forming disk around the nucleus of NGC 1415 to be detected. The size of its semi-major axis is estimated at about 940 pc (~3065 yr). ^[3]

NGC 1395 group

NGC 1415 is part of the NGC 1395 Group, which is included in the larger Eridanus Cluster, and which includes at least 31 galaxies, including NGC 1315, NGC 1325, NGC 1331, NGC 1332, NGC 1347, NGC 1353, NGC 1371, NGC 1377, NGC 1385, NGC 1395, NGC 1401, NGC 1414, NGC 1415, NGC 1422, NGC 1426, NGC 1438, NGC 1439, IC 1952, IC 1953 and IC 1962. ^[4]

See also

• List of NGC objects (1001-2000)
• List of NGC objects

References

1. "New General Catalog Objects: NGC 1415". ned.ipac.caltech.edu. Retrieved 2025-12-21.
2. "New General Catalog Objects: NGC 1415". Cseligman.com. Retrieved 2025-12-21.
3. Comerón, S.; Knapen, J. H.; Beckman, J. E.; Laurikainen, E.; Salo, H.; Martínez-Valpuesta, I.; Buta, R. J. (March 2010). "AINUR: Atlas of Images of NUclear Rings". Monthly Notices of the Royal Astronomical Society. 402 (4): 2462–2490. doi:10.1111/j.1365-2966.2009.16057.x.
4. Garcia, A. M. (July 1993). "General study of group membership. II. Determination of nearby groups". Astronomy and Astrophysics Supplement Series. 100: 47–90. ISSN   0365-0138.