The NGC/IC Project

NGC 3184

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 3184
DSS Acknowledgement ,  DSS Copyright Notice DSS Image Generation:  1st Generation DSS Image
Image Center (2000):  10h 18m 17.0s; +41º 25' 27"Image File Name:  n3184.jpg
Image Size (arcminutes):  10' x 10'Image Size (pixels):  353 x 353
Original NGC Catalogue Data for  NGC 3184
General Catalogue Designation:  2052 = 2053William Herschel Designation:  I 168
John Herschel Designation:  688 = 689Other Observers:  ...
Right Ascension (Equinox 1860):  10h 09m 50sAnnual RA Precession (Equinox 1880):  +3.62s
North Polar Declination (Equinox 1860):  47° 53.0'Annual DEC Precession (Equinox 1880):  +17.8"
Summary Description:  pB, vL, R, vgbM
Notes:  *†Comments:  
Discovered by:  Friedrich Wilhelm Herschel (1738 - 1822)Year of Discovery:  1787
Telescope Aperture (Inches):  18.7Telescope Type:  Reflector
Understanding the 'Summary Description':  Summary Description Abbreviations List
Contemporary/Current Data for  NGC 3184
Right Ascension (2000):  10h 18m 17.0sDeclination (2000):  +41º 25' 27"
Object Type:  GalaxyObject Classification:  Sc II
Constellation:  Ursa MajorPosition Angle:  135 °
Visual Magnitude:  9.9Surface Brightness:  14.1
Blue Magnitude:  10.4Object Size:  7.4'X6.9'
Also Cataloged As:  UGC 5557, KUG 1015+416, MCG+07-21-037, H I-168, h 688,
h 689, GC 2052, GC 2053, CGCG 211.038, PGC 30087
Catalogue Notes:  Contains NGC 3180 & NGC 3181 (HII regions)
Book / Chart References for NGC 3184
Luginbuhl & Skiff (Page):  244Burnham's (Volume : Page):  ------
Uranometria 2000:  72Herald-Bobroff Astroatlas:  C-13,C-14,C-31
Microsky:  213GSC Small Region Number:  3004
POSS Blue Plate #:  711POSS Red Plate #:  711
Database Update Level: 2 (Complete)
Contemporary Visual Observation(s) for NGC 3184
NGC 3184 = UGC 05557 = MCG +07-21-037 = CGCG 211-038 = N3180 = PGC 30087
10 18 17.0 +41 25 27
V = 9.8;  Size 7.4x6.9;  SB = 13.9;  PA = 135d

17.5": fairly bright, large, slightly elongated ~N-S, large 4' halo has a fairly 
low surface brightness, very weak concentration, small brighter elongated core.  
A mag 11.5 star is at the N edge of the halo 1.8' from the center.  There is an 
impression of spiral structure but it is not distinct .  Located 40' W of Mu 
Ursa Majoris (V = 3.1).

- by Steve Gottlieb

Historical Research Notes / Correction for NGC 3184
NGC 3184.  See NGC 3180. - Dr. Harold G. Corwin, Jr.
Correction Disclaimer
As with all corrections to the NGC and IC Catalogues, there is a certain margin
for error, even though the evidence supporting the correction may be strong and
compelling. It is with this in mind that we ask the user to use this information
as 'Most Probable', but never to assume the correction is 'Absolute'.  All
published corrections are based on an exhaustive 'paper chase' of the historical
record back to the original discoverer's published notes/papers, and are
therefore based upon the historical accuracy (or inaccuracy) of those particular
notes/papers. In short, Caveat Emptor! - Robert E. Erdmann, Jr.
Data Sources Used to research NGC 3184
[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)
[UGC] Uppsala General Catalog of Galaxies (Nilson - 1973)
[CGCG] Catalog of Galaxies & Clusters of Galaxies (Zwicky - 1968)
[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)
[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.


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