S4G Mid-Infrared Type: SAB(r,nb)a

Filter: 3.6 microns

Telescope: Spitzer Space Telescope
North up, East left
Field Dimensions: 14.3 x 10.4 arcminutes
Surface Brightness Range Displayed: 12.5-28.0 mag per square arcsec

Notes:
skewed (leading?) ansae-type bar with inner boxiness; nuclear bar with weak lens