Galaxy NGC 3184

NGC 3184
NGC 3184: Galaxiy in Ursa Major; 500 mm Cassegrain f/7.2; SBIG STL11K; 240-60-60-60 min LRGB; Bernese Highlands; © 2011 Radek Chromik [32]

Object Description

The galaxy NGC 3184 was discovered on 18 March 1787 by the German-British astronomer William Herschel with his self-made 18.7 inch f/12.8 reflecting telescope in Slough, England. On 25 January 1851 the engineer Bindon Stoney set up the 72 inch reflecting telescope in Birr Castle, Ireland «Leviathan» of his employer William Parsons, 3rd Earl of Rosse, on this object and recorded two bright nodes in a spiral arm, which were included as NGC 3180 and NGC 3181 by John LE Dreyer in his «New General Catalogue». He also encountered the small galaxy NGC 3179, about 19 arc minutes to the south. [196, 277] Distances for the spiral galaxy NGC 3184 range from 8.6 Mpc to 11.6 Mpc. [145]

Revised+Historic NGC/IC Version 22/9, © 2022 Dr. Wolfgang Steinicke [277]
Name RA Dec Type bMag vMag B-V SB Dim PA z D(z) MD Dreyer Description Identification, Remarks
NGC 3179 10 17 57.2 +41 06 53 Gx (S0) 14.1 13.1 1.0 12.9 1.8 × 0.5 48 0.024210 102.2 S, R, bMN, in line with 2 st UGC 5555, MCG 7-21-36, CGCG 211-37, NPM1G +41.0230
NGC 3180 10 18 10.7 +41 26 57 GxyP 15.0 0.2 11.950 vF, E, connected with h 688 HII in N 3184
NGC 3181 10 18 11.5 +41 24 48 GxyP 14.8 0.3 11.950 vF, E, connected with h 688 part of N 3184
NGC 3184 10 18 17.0 +41 25 24 Gx (SBc) 10.4 9.8 0.6 13.9 7.4 × 6.9 135 0.001975 8.34 11.950 pB, vL, R, vgbM UGC 5557, MCG 7-21-37, CGCG 211-38, KUG 1015+416

Finder Chart

The galaxy NGC 3184 is located in the constellation Ursa Maior. The best viewing time is December to June when it is highest at night.

Finder Chart Galaxy NGC 3184
Galaxy NGC 3184 in constellation Ursa Maior. Charts created using SkySafari 6 Pro and STScI Digitized Sky Survey. Limiting magnitudes: Constellation chart ~6.5 mag, DSS2 close-ups ~20 mag. [149, 160]

More Objects Nearby (±15°)

References