NGC 3109

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 3109

DSS Acknowledgement , DSS Copyright Notice		DSS Image Generation: 1st Generation DSS Image
Image Center (2000): 10h 03m 06.7s; -26º 09' 31"		Image File Name: n3109.jpg
Image Size (arcminutes): 20' x 20'		Image Size (pixels): 353 x 353
Original NGC Catalogue Data for NGC 3109
General Catalogue Designation: 2003		William Herschel Designation: ...
John Herschel Designation: 3221		Other Observers: ...
Right Ascension (Equinox 1860): 09h 56m 40s		Annual RA Precession (Equinox 1880): +2.75s
North Polar Declination (Equinox 1860): 115° 29.4'		Annual DEC Precession (Equinox 1880): +17.3"
Summary Description: cF, vL, vmE 82°, lbM
Notes: †	Comments: …
Discovered by: John Frederick William Herschel (1792 - 1871)			Year of Discovery: 1835
Telescope Aperture (Inches): 18.7		Telescope Type: Reflector
Understanding the 'Summary Description': Summary Description Abbreviations List
Contemporary/Current Data for NGC 3109
Right Ascension (2000): 10h 03m 06.7s		Declination (2000): -26º 09' 31"
Object Type: Galaxy		Object Classification: SB(s)msp IV-V
Constellation: Hydra		Position Angle: 93 °
Visual Magnitude: 9.9		Surface Brightness: 14.3
Blue Magnitude: 10.3		Object Size: 19.1'X3.7'
Also Cataloged As:	UA 194, MCG-04-24-013, ESO 499-G036, DDO 236, PGC 29128, h 3221, GC 2003, AM 1000-255
Catalogue Notes: Resolved in bright stars
Book / Chart References for NGC 3109
Luginbuhl & Skiff (Page): ---		Burnham's (Volume : Page): ------
Uranometria 2000: 324		Herald-Bobroff Astroatlas: C-67,C-68,D-37
Microsky: 848		GSC Small Region Number: 6621
POSS Blue Plate #: 1391		POSS Red Plate #: 1391
Database Update Level: 2 (Complete)
Contemporary Visual Observation(s) for NGC 3109
NGC 3109 = ESO 499-036 = MCG -04-24-013 = UGCA 194 = PGC 29128 10 03 07 -26 09.5 V = 9.9; Size 19.1x3.7; SB = 14.4; PA = 93d 17.5": fairly faint, very large, very elongated 4:1 E-W, diffuse. Appears as a low surface brightness streak with very weak concentration. - by Steve Gottlieb
Data Sources Used to research NGC 3109
[NGC] New General Catalogue / [IC] Index Catalogue (Dreyer - 1888, 1895, 1908) [OHCDSO] Observing Handbook and Catalog of Deep-Sky Objects (Luginbuhl & Skiff - 1990) [RE-NGCDDB] NGC Discoverer's Database (Erdmann 1990 - 2006) [NGCT] The Nearby Galaxies Catalog (Tully) [ESO] The ESO Uppsala Survey of the ESO(B) Atlas (Lauberts - 1982) [RC3] Third Reference Catatalog of Bright Galaxies (de Vaucouleurs, Corwin, Buta, et. al. - 1991) [SGC] Southern Galaxy Catalog (Corwin - 1985) [HC-PPL] NGC/IC Accurate Positions List Database (Corwin - 1996 thru 2006) [RE-AZDB] The Arizona Database®, V15.5 (Erdmann - 1987 thru 2006) [SG-NGCO] NGC/IC Observations Database (Gottlieb - 1998 thru 2006) [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.