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Digitized Sky Survey (DSS) Image Information for NGC 3992 | |||
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DSS Acknowledgement , DSS Copyright Notice | DSS Image Generation: 1st Generation DSS Image | ||
Image Center (2000): 11h 57m 36.0s; +53º 22' 28" | Image File Name: n3992.jpg | ||
Image Size (arcminutes): 10' x 10' | Image Size (pixels): 353 x 353 | ||
Original NGC Catalogue Data for NGC 3992 | |||
General Catalogue Designation: 2635 | William Herschel Designation: IV 61 | ||
John Herschel Designation: 1030 | Other Observers: ... | ||
Right Ascension (Equinox 1860): 11h 50m 19s | Annual RA Precession (Equinox 1880): +3.14s | ||
North Polar Declination (Equinox 1860): 35° 51.3' | Annual DEC Precession (Equinox 1880): +20.0" | ||
Summary Description: cB, vL, pmE, sbMBrN | |||
Notes: … | Comments: … | ||
Discovered by: Pierre Francois Andre Mechain (1744 - 1804) | Year of Discovery: 1781 | ||
Telescope Aperture (Inches): 3 | Telescope Type: Refractor | ||
Understanding the 'Summary Description': Summary Description Abbreviations List | |||
Contemporary/Current Data for NGC 3992 | |||
Right Ascension (2000): 11h 57m 36.0s | Declination (2000): +53º 23' 28" | ||
Object Type: Galaxy | Object Classification: SBb I | ||
Constellation: Ursa Major | Position Angle: 68 ° | ||
Visual Magnitude: 9.9 | Surface Brightness: 13.7 | ||
Blue Magnitude: 10.5 | Object Size: 7.6'X4.7' | ||
Also Cataloged As: | M109, UGC 6937, MCG+09-20-044, H IV-61, h 1030, GC 2635, CGCG 269.023, IRAS 11549+5339, PGC 37617 | ||
Catalogue Notes: --------------- | |||
Book / Chart References for NGC 3992 | |||
Luginbuhl & Skiff (Page): 250 | Burnham's (Volume : Page): ------ | ||
Uranometria 2000: 47 | Herald-Bobroff Astroatlas: C-12,D-35 | ||
Microsky: 131 | GSC Small Region Number: 3833 | ||
POSS Blue Plate #: 1389 | POSS Red Plate #: 1389 | ||
Database Update Level: 2 (Complete) | |||
Contemporary Visual Observation(s) for NGC 3992 | |||
NGC 3992 = M109 = U06937 = MCG +09-20-044 = CGCG 269-023 = PGC 37617 11 57 35.9 +53 22 29 V = 9.8; Size 7.6x4.7; SB = 13.6; PA = 68d 17.5": bright, large, elongated 5:3 SW-NE, at least 6.0'x3.5', broadly concentrated halo, large faint halo. A mag 13 star is superimposed on the halo 50" NNW of center. A mag 13 star is at the NE edge of the halo 3.4' from center. Located 5.1' NE of mag 9.3 SAO 28199. Forms a pair with U06923 15' SSW. 13": fairly bright, large, elongated SW-NE, bright core, diffuse halo. A star is superimposed NW of the core. | |||
Data Sources Used to research NGC 3992 | |||
[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) [UGC] Uppsala General Catalog of Galaxies (Nilson - 1973) [CGCG] Catalog of Galaxies & Clusters of Galaxies (Zwicky - 1968) [MCG] Morphological Catalog of Galaxies (Vorontsov-Velyaminov et al - 1962 thru 1968) [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. |
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