Retrograde in History · 2009

2009 Monaco Grand Prix

On May 24, 2009, Mercury was mid-loop — retrograde in Taurus, tracing backward through 24°21′ of the sign.

WhenMay 24, 2009♉︎Taurus 24°21′Rx windowMay 7 – May 31, 2009
Mercury retrograde♉︎TaurusWikipedia
The record

Formula One motor race held in 2009

More from this window · May 7 – May 31, 2009

Coincidence, not causation: the date is real and ephemeris-based, but a retrograde window is observed, never blamed. For entertainment, not navigation.