Man charged over indecent assault of teen

A man has been charged after a 13-year-old girl was allegedly indecently assaulted at Sydney's Central Railway Station.

The man approached the girl and spoke to her as she waited on the platform on Monday at 5.30pm, police say. When she missed her train he allegedly took her to a secluded area and indecently assaulted her before a passer-by intervened.

The 23-year-old has been charged with aggravated indecent assault, refused bail and is due to face Central Local Court on Wednesday.