On pokemon pearl where are the places i go to chase down cresselia

Question

ive already gone to the first place

Answer 1

She can show up anywhere.

Answer 2

shes flys constantly get her weak with a golbat that knows mean look give him a quick claw so he strikes first and hit her but dont kill her then use a timer ball and if he dies chase her dont fly or she runs farther away and if shes weak at thebegining of another batlle you can use a quick ball at the start of the battle track her down with # 13 poketech

Answer 3

its at random like latios/latias