Project C571+C650:
ATCA 750D+750A+1.5A arrays (beam = 115" x 34", natural weighting).



The 20-cm radio continuum over the twice the primary beam (beam = 141" x 36", natural weighting).

See also the results by Price, R.M., Babic, B., and Jones, K. (2000, ASP Conf. Series 209, 163)
entitled "Compact Galaxy Groups in the South" (incl. HCG22 and HCG26).