Wiktionary
coronagraphic
a. Of, pertaining to, or employing a coronagraph
Usage examples of "coronagraphic".
They remained two-and-a-half hours during which they photographed the star and its spectrum and as many neighboring stars as they could, made special coronagraphic observations, tested the chemical composition of the interstellar gas, and then Professor Firebrenner said, rather reluctantly, think we had better go home now.