NGC 4242 - SAB(s)m

NGC 4242

De Vaucouleurs Atlas Type: SAB(s)m

Filter: B

Telescope: McGraw-Hill 1.3-m
North left , East down
Field Dimensions: 7.1 x 5.3 arcminutes

RC3 Type: SAB(s)dm
RSA Type: Sd/SBd
Surface Brightness Range Displayed: 21.0-26.5 mag per square arcsec
Absolute Blue Magnitude: -18.1
Elmegreen Spiral Arm Class: AC 1

De Vaucouleurs Atlas Description:

The bar is not strong but is still well-defined; it includes a small nucleus. The outer disk shows weak spiral features and faint patches, and the overall surface brightness is low.