JAKARTA, Jan 3 (Reuters) - Indonesia launched five-year, 10-year and 30-year U.S. dollar senior unsecured bonds on Wednesday, with initial price guidance in the 4.9%, 5.05%, 5.45% areas, respectively, according to a term sheet seen by Reuters. (Reporting by Scott Murdoch in Sydney, Writing by Stefanno Sulaiman; Editing by Kanupriya Kapoor)