Complex sentence: There is a visual companion, "CCDM J23186 +6807C", to the binary star with an approximate apparent visual magnitude of 12.8, located approximately 45 arcseconds away from it.
Split into simpler sentences: There is a visual companion, "CCDM J23186 +6807C", to the binary star. It has an approximate apparent visual magnitude of 12.8 and is located approximately 45 arcseconds away from it.