Sam Ro of Business Insider quotes ECRI:
So, with about a month to go before year-end, what do the hard data tell us about where we are in the business cycle? Reviewing the indicators used to officially decide U.S. recession dates, it looks like the recession began around July 2012. This is because, in retrospect, three of those four coincident indicators – the broad measures of production, income, employment and sales – saw their high points in July….. with only employment still rising.
See chart at Lakshman Achuthan's Tell-Tale Chart | Business Insider.

Colin Twiggs is a former investment banker with almost 40 years of experience in financial markets. He founded PVT Capital (AFSL number 546090), which provides income and growth strategies to wholesale clients.
Colin also co-founded Incredible Charts and writes the popular Patient Investor newsletter.
Using a top-down approach, Colin identifies macro trends in the global economy and then combines fundamental and technical analysis to evaluate opportunities in sectors that stand to benefit.
Focusing on interest rates and financial market liquidity as primary drivers of the economic cycle, he warned of the 2008/2009 and 2020 bear markets well ahead of actual events.

How can you call this hard data as it is always adjusted a month later , and does not include factors such workers who no longer qualify for the unemployment benefit or inflation.