The Minor Planet Center is responsible for keeping track of space objects such as asteroids, minor planets, and comets. A staff member, Michael Rudenko, was charged with finding a name for minor planet no. 4538.
Being a chess enthusiast, Rudenko picked the name of which player, known to be an avid astronomy buff himself, who became a grandmaster in 1988, coincidentally, the year in which this space object was discovered?
This day last year: Q.1283