The official date for the IRS to start accepting returns is 1/27/2020, so even though you e-filed your return early, it stayed on TurboTax servers until today.  See the following from the IRS for refund information.

2020 Income Tax Refund Chart Shows When You'll Get Your IRS Refund

https://www.cpapracticeadvisor.com/tax-compliance/news/21121511/2020-income-tax-refund-chart-shows-w...