In the year 2364, Geordi La Forge ordered a saucer seperation when the starship USS Enterprise-D was under attack from an Echo Papa 607 weapon. He then ordered the saucer to set a course for Starbase 103. (TNG episode: "The Arsenal of Freedom") In 2380, Starbase 103 was under the command of Marien Zimbata. (TNG novel: Greater Than the Sum)