Career
Working at the Marseille Observatory from 1866 to 1917, Coggia discovered a number of comets, including the bright "Coggia"s Comet" (C/1874 H1). The periodic comet 27P/Crommelin was previously called "Comet Pons-Coggia-Winnecke-Forbes". C/1870 Q1 (Coggia)
27P/Crommelin
C/1874 H1 (Coggia)
C/1874 Q1 (Coggia)
C/1877 R1 (Coggia)
C/1890 O1 (Coggia).