NGC 685 - SB(rs)cd

NGC 685

De Vaucouleurs Atlas Type: SB(rs)cd

Filter: B

Telescope: CTIO 0.9-m
North up , East left
Field Dimensions: 4.3 x 3.2 arcminutes

RC3 Type: SAB(r)c
RSA Type: SBc(rs) II
Surface Brightness Range Displayed: 19.5-26.0 mag per square arcsec
Absolute Blue Magnitude: -19.1

De Vaucouleurs Atlas Description:

The bar and inner pseudoring are well-defined. The Scd classification is based on the tiny core, and the patchy extensiveness of the spiral arms. The inner pseudoring is of the bracket (NGC 4548 ) type.