Here’s the fun part. September 11, 2001, shares its day-of-week with some wild company. For example, your birthday this year? If it falls on a Tuesday, it’s a cousin to that date. Every year that’s a common year (non-leap) that starts on a Monday? September 11 lands on a Tuesday. That’s a rare pattern.
Let’s go deeper. The last time September 11 was a Tuesday before 2001? 1990. The next time? 2007. Then 2018. Then 2029. It’s like a secret handshake between years. Twelve years apart? No, it’s more chaotic. Leap years mess everything up. But that’s what makes it fun—a puzzle with no clear rhythm.
What Else Happened on a Tuesday?
Think of all the famous Tuesdays in history. The stock market crash of 1929? That was a Tuesday too. The first Tuesday in November? That’s election day in the U.S. Coincidence? Maybe. But it’s like the universe picked Tuesday as the “big events” day. September 11, 2001, just decided to join the club.
Here’s a weird one. On September 11, 2001, the Dow Jones had already opened. People were buying and selling stocks. Then everything stopped. For four days. The market didn’t reopen until September 17—a Monday. So that Tuesday marked the longest trading halt since the Great Depression. A quirky, forgotten detail.
In Memory of September 11, 2001
