Mizuho as the lead underwriters, market participants said. The note with a weighted average life of 5.5 years is expected to be rated A2 by Moody's and A by Fitch. "The deal is going well so far. We just announced it this morning and momentum is building nicely," a source close to the deal said, adding the transaction could price on Thursday. Most of the money raised will be used to repay two notes totaling US$800m that were issued in 2017, while the rest of the proceeds will be earmarked for transaction expenses and general corporate purposes, Fitch analysts said in a pre-sale report.