VLA H53alpha and H92alpha line observations of the central region of NGC 253

C. A. Rodriguez-Rico, W. M. Goss, J. -H. Zhao +2

We present new Very Large Array (VLA) observations toward NGC 253 of the recombination line H53alpha (43 GHz) at an angular resolution of 1.''5 X 1.''0. The free-free emission at 4…