Commercial use of these images (books, software, etc.) is strictly prohibited without written permission. |
Digitized Sky Survey (DSS) Image Information for NGC 4731 | |||
---|---|---|---|
DSS Acknowledgement , DSS Copyright Notice | DSS Image Generation: 1st Generation DSS Image | ||
Image Center (2000): 12h 51m 01.2s; -06º 23' 34" | Image File Name: n4731.jpg | ||
Image Size (arcminutes): 10' x 10' | Image Size (pixels): 353 x 353 | ||
Original NGC Catalogue Data for NGC 4731 | |||
General Catalogue Designation: 3254 | William Herschel Designation: I 41 | ||
John Herschel Designation: 1452 | Other Observers: ... | ||
Right Ascension (Equinox 1860): 12h 43m 45s | Annual RA Precession (Equinox 1880): +3.10s | ||
North Polar Declination (Equinox 1860): 95° 37.8' | Annual DEC Precession (Equinox 1880): +19.7" | ||
Summary Description: vF, pL, E | |||
Notes: * | Comments: … | ||
Discovered by: Friedrich Wilhelm Herschel (1738 - 1822) | Year of Discovery: 1784 | ||
Telescope Aperture (Inches): 18.7 | Telescope Type: Reflector | ||
Understanding the 'Summary Description': Summary Description Abbreviations List | |||
Contemporary/Current Data for NGC 4731 | |||
Right Ascension (2000): 12h 51m 01.2s | Declination (2000): -06º 23' 34" | ||
Object Type: Galaxy | Object Classification: SBc pec I | ||
Constellation: Virgo | Position Angle: 95 ° | ||
Visual Magnitude: 11.0 | Surface Brightness: 14.2 | ||
Blue Magnitude: 11.5 | Object Size: 6.6'X3.2' | ||
Also Cataloged As: | UA 302, MCG-01-33-026, H I-41, h 1452, GC 3254, IRAS 12484-0607, PGC 43507 | ||
Catalogue Notes: --------------- | |||
Book / Chart References for NGC 4731 | |||
Luginbuhl & Skiff (Page): 271 | Burnham's (Volume : Page): ------ | ||
Uranometria 2000: 284 | Herald-Bobroff Astroatlas: C-47,C-48,D-31 | ||
Microsky: 677 | GSC Small Region Number: 4956 | ||
POSS Blue Plate #: 1600 | POSS Red Plate #: 1600 | ||
Database Update Level: 2 (Complete) | |||
Contemporary Visual Observation(s) for NGC 4731 | |||
NGC 4731 = MCG -01-33-026 = UGCA 302 = Ho 472a = PGC 43507 12 51 01.0 -06 23 33 V = 11.5; Size 6.6x3.2; SB = 14.6; PA = 85d 17.5": fairly faint, large, very elongated 3:1 WNW-ESE, low even surface brightness. A mag 14 star is just S of the nucleus. Forms a pair with N4731A = M-01-33-027 10.5' SSE. | |||
Data Sources Used to research NGC 4731 | |||
[NGC] New General Catalogue / [IC] Index Catalogue (Dreyer - 1888, 1895, 1908) [OHCDSO] Observing Handbook and Catalog of Deep-Sky Objects (Luginbuhl & Skiff - 1990) [GD-NGCDDB] NGC Discoverer's Database (DeLange - 1987 to 2006) [IRAS] IRAS Survey (NASA - 1989) [RC3] Third Reference Catatalog of Bright Galaxies (de Vaucouleurs, Corwin, Buta, et. al. - 1991) [HC-PPL] NGC/IC Accurate Positions List Database (Corwin - 1996 thru 2006) [SG-NGCO] NGC/IC Observations Database (Gottlieb - 1998 thru 2006) [RE-AZDB] The Arizona Database®, V15.5 (Erdmann - 1987 thru 2006) [PGC] Principle Galaxy Catalog (Paturel et al. - 1989, 2003) [MCG] Morphological Catalog of Galaxies (Vorontsov-Velyaminov et al - 1962 thru 1968) [DSS] Digitized Sky Survey - 1st (102 CD-ROM) and 2nd (Web Site) Generation (STScI - 1994) [NED] NASA's Extragalactic Database (NED) located at http://nedwww.ipac.caltech.edu/ | |||
Additional Notes | |||
• 1st generation images were generated from the 102 CD-ROM version of the Digitized Sky Survey (DSS) • 2nd generation images were generated at the DSS web site located at http://archive.stsci.edu/cgi-bin/dsswin • Luginbuhl & Skiff page numbers are from 'Observing Handbook and Catalogue of Deep-Sky Objects' by Christian B. Luginbuhl and Brian A. Skiff, produced by Cambridge University Press • Burnham's refers to 'Burnham's Celestial Handbook' in three volumes produced by Dover Publications, Inc. • Uranometria 2000 chart numbers are for those printings authored by Tirion, Rappaport & Lovi, and are not for the most recent printings authored by Tirion, Rappaport & Remaklus in which the charts were re-numbered, all of which were and/or are produced by Willmann-Bell, Inc. • The Herald-Bobroff Astroatlas is by D. Herald and P. Bobroff of Canberra, Australia and is produced by HB2000 Publications • Microsky® is the microfiche rendition of the Palomar Observatory Sky Survey (POSS) produced by Deen Publications (P.O. Box 867088; Plano Texas 75086) • POSS refers to the Palomar Observatory Sky Survey produced by The National Geographic Society in conjunction with The California Institute of Technology • All DSS image annotation was performed by Robert E. Erdmann, Jr., and is ©Copyright 1996 through 2008 by Robert E. Erdmann, Jr. - All rights reserved • All product names, trademarks, and copyrights are the property of their respective owners • Contemporary/Current Data for this object was hand collected and entered from the data sources listed in the "Data Sources Used" section of this table above.- Robert E. Erdmann, Jr. |
The NGC/IC Project LLC Web Site is owned, created, and maintained by Robert E. Erdmann, of Prescott, Arizona - U.S.A. - All Rights Reserved |