NGC 7769 - SA(rs)b

NGC 7769

De Vaucouleurs Atlas Type: SA(rs)b

Filter: B

Telescope: USNO 1.0-m
North up , East left
Field Dimensions: 4.7 x 3.5 arcminutes

RC3 Type: (R)SA(rs)b
RSA Type: Sbc(s)II (tides?)
Surface Brightness Range Displayed: 17.5-26.0 mag per square arcsec
Absolute Blue Magnitude: -21.1

De Vaucouleurs Atlas Description:

NGC 7769 is in a small group that shows signs of interaction. NGC 7769 shows two sets of dissimilar spiral patterns. The inner set is tightly wrapped and very patchy, while the outer set is very smooth and very open.