September 28th, 1928.

September 28th, 1928, was a Friday. It was day 272 of 1928. The decade was the 1920s.

92 years, 8 months and 14 days have passed since September 28th, 1928.

The zodiac star sign for this date is Libra.

On this day.

What happened on September 28th, 1928?

  • Sir Alexander Fleming accidentally discovers penicillin, which becomes the world's first antibiotic.

Basic facts.

Basic facts and information about this date.

  • 92 years, 8 months and 14 days have passed since September 28th, 1928.
  • Week Number: This date occurred during Week 39 of 1928.
  • Leap Year: 1928 was a leap year, which means that it contained 366 days instead of 365 (with an extra day in February).
  • Age: Anyone born on September 28th, 1928, will be 92 years of age.
  • Generation: People born in 1928 belong to the Silent Generation generation.

Personality traits.

Check out our personality summary for people who were born on this date.

What are your strengths and weaknesses?

View Personality Summary

Horoscope, birthstone & birth flower information.

Zodiac & Birthstone information.

NEW! Check out our personality summary image for this birth date.

  • Zodiac Sign (Astrology): Anyone born on September 28th, 1928, will have the star sign Libra.
  • However, if you are going by the new star sign system that was discovered in 2020, then the sign for this date is actually Virgo.
  • Zodiac Element: Air.
  • Chinese Zodiac Animal: In the Chinese Zodiac, 1928 was the year of the Dragon (Yang Earth).
  • The Life Path Number for this date is 3.
  • Native American Zodiac: September 28th, 1928 falls under the Raven.
  • Birthstone: Anyone born during the month of September will have the birthstone Sapphire.
  • Birth flower (September): The Aster and the Morning Glory.

Were you born on this date?

If you were born on this date, then it is unlikely that you will remember anything from the year 1928.

This is because humans find it difficult to retrieve memories from their early childhood.

If you are looking for some childhood nostalgia, then check out September 28th, 1934 instead.

Celebrity birthdays.

Celebrities, historical figures and notable people who were born on the 28th of September.

US President.

Calvin Coolidge was the President of the United States on September 28th, 1928.

UK Prime Minister.

Stanley Baldwin was the Prime Minister of the United Kingdom on September 28th, 1928.

Conception dates.

Conception estimates for this date.

  • A baby that was born on September 28th, 1928 was most likely conceived around the 20th of December, 1927.
  • The due date for a baby that was conceived on September 28th, 1928 is close to the 8th of July, 1929.

How old was I?

Enter your date of birth below to find out how old you were on September 28th, 1928.

Time difference & statistics.

Here are some fun statistics about September 28th, 1928.

  • A total of 33,860 days have passed since this date.
  • 4,837 weeks have passed.
  • 2,925,504,000 seconds have passed since the September 28th, 1928.
  • If you were born on this day, your heart has beated approximately 3,413,088,000 times.
  • Since September 28th, 1928, the earth has travelled approximately 1,509,560,064,000 miles through space.
  • If you were born on this day, your eyes have blinked approximately 487,584,000 times.
  • If you were born on this day, you have taken approximately 251,593,344 steps. That's about 111,819 miles!
  • Since this date, 35,106,048 meteors have entered the earth's atmosphere!

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