Retrograde in History · 2009
2009 Spanish Grand Prix
On May 10, 2009, Mercury was mid-loop — retrograde in Gemini, tracing backward through 1°18′ of the sign.
WhenMay 10, 2009♊︎Gemini 1°18′Rx windowMay 7 – May 31, 2009
The record
On 10 May 2009, the fifth race of the Formula One season took place at the Circuit de Catalunya in Montmeló, Spain.
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.