Q119977
Sign in to savebarred spiral galaxy in the constellation Eridanus
Key facts
- Constellation
- Eridanus
- Right ascension
- 04 34 00.027
- Declination
- −08 ° 34 ′ 44.57 ″
- Redshift
- 0.015 938 ± 0.000 033
- Heliocentric radial velocity
- 4,778
- Distance
- 211.3 Mly (64.78 Mpc )
- Type
- SB(s)c pec.
- Notable features
- Starburst galaxy with an active galactic nucleus
via Wikipedia infobox
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Encyclopedic overview
NGC 1614 is the New General Catalogue identifier for a spiral galaxy in the equatorial constellation of Eridanus. It was discovered on December 29, 1885 by American astronomer Lewis Swift, who described it in a shorthand notation as: pretty faint, small, round, a little brighter middle. The nebula was then catalogued by Danish-Irish astronomer J. L. E. Drayer in 1888. When direct photography became available, it was noted that this galaxy displayed some conspicuous peculiarities. American astronomer Halton Arp included it in his 1966 Atlas of Peculiar Galaxies. In 1971, Swiss astronomer Fritz Zwicky described it as a "blue post-eruptive galaxy, compact patchy core, spiral plumes, long blue jet SSW".
In the De Vaucouleurs system for classifying galaxies, NGC 1614 has a galaxy morphological classification of SB(s)c pec. The SB indicates this is a barred spiral galaxy, while the '(s)' means it lacks a ring-like structure around the nucleus. The trailing 'c' describes the spiral arm structure as being loosely wound. The peculiar nature of the galaxy is noted with the 'pec.' abbreviation. The galaxy is bright at the center, with two nearly symmetrical inner spiral arms. It is a luminous infrared source, with total infrared luminosity is 10 L☉, ranking 55th in the 2003 IRAS Revised Bright Galaxy Sample, and is the second most luminous galaxy within 75 Mpc.
Excerpted from Wikipedia’s “Q119977” article, available under the CC BY-SA 4.0 licence.
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