The target block height # for the SYSCOIN4 fork is 548,662 which should occur roughly on Tuesday,June 4, 2019, 12PM, PST, was revealed by the development team today, pending final updates due to block mining variability.
While the release was originally announced for Q2, this indicates that work has progressed smoothly and was completed earlier than most had anticipated! A number of essential tools are to be released as well, including desktop wallets, block explorer, hardware wallets, etc. Obviously, a mjaor marketing effort is planned for this most significant Syscoin milestore!
For those unfamiliar with Syscoin 4, please review the previous post on the topic which provides a summary of what is in store!