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Digitized Sky Survey (DSS) Image Information for NGC 1784 | |||
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DSS Acknowledgement , DSS Copyright Notice | DSS Image Generation: 1st Generation DSS Image | ||
Image Center (2000): 05h 05m 27.1s; -11º 52' 18" | Image File Name: n1784.jpg | ||
Image Size (arcminutes): 10' x 10' | Image Size (pixels): 353 x 353 | ||
Original NGC Catalogue Data for NGC 1784 | |||
General Catalogue Designation: 1001 | William Herschel Designation: ... | ||
John Herschel Designation: 2719 | Other Observers: ... | ||
Right Ascension (Equinox 1860): 04h 58m 57s | Annual RA Precession (Equinox 1880): +2.80s | ||
North Polar Declination (Equinox 1860): 102° 4.1' | Annual DEC Precession (Equinox 1880): -05.2" | ||
Summary Description: pB, pL, vlE, vgbM, am st | |||
Notes: … | Comments: … | ||
Discovered by: John Frederick William Herschel (1792 - 1871) | Year of Discovery: 1836 | ||
Telescope Aperture (Inches): 18.7 | Telescope Type: Reflector | ||
Understanding the 'Summary Description': Summary Description Abbreviations List | |||
Contemporary/Current Data for NGC 1784 | |||
Right Ascension (2000): 05h 05m 27.1s | Declination (2000): -11º 52' 18" | ||
Object Type: Galaxy | Object Classification: S(B)c II: | ||
Constellation: Lepus | Position Angle: … ° | ||
Visual Magnitude: 11.7 | Surface Brightness: 14.0 | ||
Blue Magnitude: 12.2 | Object Size: 4.0'X2.5' | ||
Also Cataloged As: | MCG-02-13-042, h 2719, GC 1001, IRAS 05030-1156, PGC 16716 | ||
Catalogue Notes: --------------- | |||
Book / Chart References for NGC 1784 | |||
Luginbuhl & Skiff (Page): 153 | Burnham's (Volume : Page): ------ | ||
Uranometria 2000: 270,269 | Herald-Bobroff Astroatlas: C-53,C-71,D-38 | ||
Microsky: 717 | GSC Small Region Number: 5326 | ||
POSS Blue Plate #: 898 | POSS Red Plate #: 898 | ||
Database Update Level: 2 (Complete) | |||
Contemporary Visual Observation(s) for NGC 1784 | |||
NGC 1784 = MCG -02-13-042 = PGC 16716 05 05 27.0 -11 52 18 V = 11.7; Size 4.0x2.5; SB = 14.0; PA = 105d 17.5": moderately bright, moderately large, oval 3:2 ~E-W, bright core. Situated in a group of brighter stars including a mag 11.5 star 3.0' E and a mag 12.5 star 1.3' NNE of center. Located 14' SE of mag 7.5 SAO 150123. 8": faint, moderately large, diffuse. A mag 7 star is in the field to the NW. | |||
Data Sources Used to research NGC 1784 | |||
[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) [RE-AZDB] The Arizona Database®, V15.5 (Erdmann - 1987 thru 2006) [SG-NGCO] NGC/IC Observations Database (Gottlieb - 1998 thru 2006) [HC-PPL] NGC/IC Accurate Positions List Database (Corwin - 1996 thru 2006) [MOL] Master List of Nonstellar Optical Astronomical Objects (Dixon & Sonneborn - 1980) [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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