S4G Mid-Infrared Type: SA(r)0/a
Filter: 3.6 microns
Telescope: Spitzer Space Telescope
North up, East left
Field Dimensions: 7.9 x 5.8 arcminutes
Surface Brightness Range Displayed: 13.0-28.0 mag per square arcsec
Notes:
arc on northeast side suggests partial inner ring; other weak arcs; small inner lens?