The following is the Oct. 28, 2020 Congressional Research Service report, Navy Constellation (FFG-62) Class Frigate (Previously FFG[X]) Program: Background and Issues for Congress
From the report
The Constellation (FFG-62) class frigate program, previously known as the FFG(X) program, is a Navy program to build a class of 20 guided-missile frigates (FFGs). Congress funded the procurement of the first FFG-62 class ship in FY2020 at a cost of $1,281.2 million (i.e., about $1.3 billion). The Navy’s...
https://news.usni.org/2020/10/29/report-to-congress-on-constellation-class-frigate-program-ffg-62