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Date calculator

This date calculator allows you to calculate the number of interest days by applying different day count conventions. It's important to note that different conventions may yield differing results, underscoring the significance of meticulously considering day count conventions to ensure the accuracy of your calculations.
A second functionality enables you to determine whether a year is a leap year or not. This information is very important for interest day calculations.

Number of Days Between Dates by Market Convention

 
 
 
 

    Calculation results

     
    Daycount convention
    Number of days
    Year fraction
     
    Act / 365
     
     
     
    Act / 366
     
     
     
    30E / 360
     
     
     
    30U / 360
     
     

    Leap year check

      Important: The calculators provided on this site are intended for informational purposes only. The author cannot be held liable for their accuracy or reliability.