NGC 7771 (other designations are PGC 72638 , UGC 12815 , IRAS23488 + 1949 , MCG 3-60-35 , KCPG 592B , ZWG 455.58 , KAZ 348 , KUG 2348 + 198C ) is a spiral galaxy with a jumper ( SBa ) in the Pegasus constellation.
| NGC 7771 | |
|---|---|
| Galaxy | |
 | |
| Research history | |
| Discoverer | William Herschel |
| opening date | September 18, 1784 |
| Designations | NGC 7771 , PGC 72638 , UGC 12815 , IRAS23488 + 1949 , MCG 3-60-35 , KCPG 592B , ZWG 455.58 , KAZ 348 , KUG 2348 + 198C |
| Observational data ( Age J2000.0 ) | |
| Constellation | Pegasus |
| Right ascension | |
| Declination | |
| Visible dimensions | 2.4 '× 1.1' |
| Apparent magnitude m V | 12.1 |
| Photographic magnitude m B | 13.0 |
| Specifications | |
| Type of | SBa |
| Redshift | +0.014363 ± 0.000110 |
| Angular position | 68 ° |
| Surface brightness | 13.0 |
This object is one of those listed in the original edition of the New General Catalog .
The galaxy is located at a distance of about 294 million light years from us; [1] It actively interacts with the neighboring galaxy NGC 7770 .
On August 18, 2003, a supernova SN 2003hg was detected in the galaxy. [2]
Content
Notes
- ↑ Osman, AMI Luminosity and color distribution in the interacting system NGC 7770-71. I - Surface photometry of NGC 7771 (English) . Astrophysics and Space Science (ISSN 0004-640X), vol. 124, no. 2, July 1986, p. 345-357. (July 1986). Date of treatment June 11, 2009. Archived February 14, 2012.
- ↑ Central Bureau for Astronomical Telegrams
See also
- List of Messier objects
- New shared directory
Literature
- Denise A. Smith, Terry Herter, Martha P. Haynes, and Susan G. Neff. The Luminous Starburst Ring in NGC 7771: Sequential Star Formation? (Eng.) // The Astrophysical Journal . - 1999. - DOI : 10.1086 / 306605 . - arXiv : astro-ph / 9808331 .
- J. Reunanen, JK Kotilainen, S. Laine, and SD Ryder. Near-Infrared Line Imaging of the Circumnuclear Starburst Ring in NGC 7771 // The Astrophysical Journal . - 2000. - DOI : 10.1086 / 308327 . - arXiv : astro-ph / 9909140 .
- SG Neff, DA Thilker, M. Seibert, A. Gil de Paz, L. Bianchi, D. Schiminovich, DC Martin, BF Madore, RM Rich, TA Barlow, Y.-I. Byun, J. Donas, K. Forster, PG Friedman, TM Heckman, PN Jelinsky, Y.-W. Lee, RF Malina, B. Milliard, P. Morrissey, OHW Siegmund, T. Small, AS Szalay, BY Welsh, and TK Wyder. Ultraviolet Emission from Stellar Populations within Tidal Tails: Catching the Youngest Galaxies in Formation? (Eng.) // The Astrophysical Journal . - 2005 .-- DOI : 10.1086 / 426137 . - arXiv : astro-ph / 0411372 .
Links
- Information in English and French from the original “ New General Catalog ”
- Information (Eng.) From the Revised New General Catalog
- SIMBAD
- VizieR (English)
- NASA / IPAC Extragalactic Database
- List of publications on NGC 7771