NGC 3923

DSS Image annotation ©Copyright 1996 through 2008 by Robert E. Erdmann, Jr. - All rights reserved.
Commercial use of these images (books, software, etc.) is strictly prohibited without written permission.

Digitized Sky Survey (DSS) Image Information for NGC 3923

DSS Acknowledgement , DSS Copyright Notice		DSS Image Generation: 1st Generation DSS Image
Image Center (2000): 11h 51m 01.8s; -28º 48' 21"		Image File Name: n3923.jpg
Image Size (arcminutes): 10' x 10'		Image Size (pixels): 353 x 353
Original NGC Catalogue Data for NGC 3923
General Catalogue Designation: 2586		William Herschel Designation: I 259
John Herschel Designation: 3366		Other Observers: ...
Right Ascension (Equinox 1860): 11h 43m 58s		Annual RA Precession (Equinox 1880): +3.03s
North Polar Declination (Equinox 1860): 118° 3.1'		Annual DEC Precession (Equinox 1880): +20.0"
Summary Description: *B, pL, lE, gmbM, r, vS sp inv**
Notes: …	Comments: …
Discovered by: Friedrich Wilhelm Herschel (1738 - 1822)			Year of Discovery: 1791
Telescope Aperture (Inches): 18.7		Telescope Type: Reflector
Understanding the 'Summary Description': Summary Description Abbreviations List
Contemporary/Current Data for NGC 3923
Right Ascension (2000): 11h 51m 01.8s		Declination (2000): -28º 48' 21"
Object Type: Galaxy		Object Classification: E
Constellation: Hydra		Position Angle: 50 °
Visual Magnitude: 10.0		Surface Brightness: 13.4
Blue Magnitude: 10.9		Object Size: 5.9'X3.9'
Also Cataloged As:	MCG-05-28-012, ESO 440-G017, H I-259, h 3366, GC 2586, AM 1148-283, PGC 37061
Catalogue Notes: Brightest in group
Book / Chart References for NGC 3923
Luginbuhl & Skiff (Page): ---		Burnham's (Volume : Page): ------
Uranometria 2000: 327,368		Herald-Bobroff Astroatlas: C-66
Microsky: 908		GSC Small Region Number: 6677
POSS Blue Plate #: 81		POSS Red Plate #: 81
Database Update Level: 2 (Complete)
Contemporary Visual Observation(s) for NGC 3923
NGC 3923 = ESO 440-017 = MCG -05-28-012 = PGC 37061 11 51 01.8 -28 48 21 V = 9.8; Size 5.9x3.9; SB = 13.2; PA = 50d 8": bright, moderately large, elongated SW-NE, small bright nucleus. N3904 lies 40' SW. - by Steve Gottlieb
Data Sources Used to research NGC 3923
[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) [ESO] The ESO Uppsala Survey of the ESO(B) Atlas (Lauberts - 1982) [MCG] Morphological Catalog of Galaxies (Vorontsov-Velyaminov et al - 1962 thru 1968) [SGC] Southern Galaxy Catalog (Corwin - 1985) [RE-AZDB] The Arizona Database®, V15.5 (Erdmann - 1987 thru 2006) [HC-PPL] NGC/IC Accurate Positions List Database (Corwin - 1996 thru 2006) [SG-NGCO] NGC/IC Observations Database (Gottlieb - 1998 thru 2006) [PGC] Principle Galaxy Catalog (Paturel et al. - 1989, 2003) [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.