How wide....from astrometry.net plate solution.
Center (RA, Dec): (186.311, -63.320)
Center (RA, hms): 12h 25m 14.529s
Center (Dec, dms): -63° 19' 10.646"
Size: 73 x 54.7 deg
Radius: 45.615 deg
Pixel scale: 65.2 arcsec/pixel
Orientation: Up is 52.2 degrees E of N
http://nova.astrometry.net/annotated_display/2517317