18 minutes ago was Loading..., December 21, 2024. In a 24-hour time clock it was 21:45 and 9:45 PM in 12-hour. The key to understanding this time calculation is understanding the time zone and location. For example, 18 minutes ago in EST is 2024-12-21 21:45:26.064822-05:00. But for this same calculation to PST makes the time 2024-12-21 21:45:26.064822-05:00. This difference is key for anytime you travel across the globe. Make more calculations below and never miss a date!