K3/2 Kookaburra. Data points are radio from Roberts et al. (1999), X-ray from Roberts et al. (2001), and gamma ray from Ng Roberts & Romani (2005) and Aharonian et al. (2006). The solid line is the total luminosity, dashed line is the IC-CMB, dash–dotted line is the IC on the local IR background (assumed as a blackbody at 200 K) and dotted line is IC–SYN.