 According to the surveys carried out by the Infrared Astronomical Satellite IRAS, the Japanese Akari satellite and the NEOWISE mission of NASA's WISE telescope, "Merope" measures between 60.439 and 74.36 kilometers in diameter and its surface has an albedo between 0.03 and 0.053.The "Collaborative Asteroid Lightcurve Link" derives an albedo of 0.0358 and a diameter of 67.11 kilometers based on an absolute magnitude of 10.1.This minor planet was named after the nymph Merope from Greek mythology.