NGC 4654 - SAB(rs)cd

NGC 4654

De Vaucouleurs Atlas Type: SAB(rs)cd

Filter: B

Telescope: OHP 1.2-m
North up , East left
Field Dimensions: 4.8 x 3.6 arcminutes

RC3 Type: SAB(rs)cd
RSA Type: SBc(rs)II-III
Surface Brightness Range Displayed: 19.0-26.0 mag per square arcsec
Absolute Blue Magnitude: -20.4
Elmegreen Spiral Arm Class: AC 4

De Vaucouleurs Atlas Description:

The bar is a well-defined feature in this galaxy, but it is very short compared to the inner pseudoring . This ring is also very well-defined. The bar may include a star-like nucleus.