IC 1993 - (R')SA(s)b

IC 1993

De Vaucouleurs Atlas Type: (R')SA(s)b

Filter: B

Telescope: CTIO 1.5-m
North right , East down
Field Dimensions: 2.9 x 2.2 arcminutes

RC3 Type: (R')SAB(rs)b
RSA Type: ....
Surface Brightness Range Displayed: 19.9-25.0 mag per square arcsec
Absolute Blue Magnitude: -17.6

De Vaucouleurs Atlas Description:

The morphology of this galaxy is dominated by a strong outer pseudoring made of bright patchy spiral arms. The ring is remarkable because it is made of three clear arms. Two of the arms show some doubling. The galaxy is an excellent nonbarred system.