It varies from an apparent visual magnitude of 9.83 at minimum brightness to a magnitude of 8.97 at maximum brightness , with a period of 0.6289216 days .
RT Andromedae is classified as a RS Canum Venaticorum variable , a type of close eclipsing binary star .
RT Andromedae varies from an apparent visual magnitude of 9.83 at minimum brightness to a magnitude of 8.97 at maximum brightness , with a period of 0.6289216 days .
RT Andromedae is classified as a RS Canum Venaticorum variable , a type of close eclipsing binary star .