I have a time stamp field in a table that shows the number of seconds since , GMT * to a certain date. I have to convert it to. To convert a time in Excel's format to a Unix time stamp, you can use a formula based on the DATE function. In the example shown, the formula.
Convert time to time zone To convert a time from one time zone to another, you can use a formula that converts hours entered as whole numbers to the decimal values that Excel recognizes as times. Get days, hours, and minutes between dates To calculate and display the days, hours, and minutes between two dates, you can use the TEXT function with a little help from the INT function. However, when dates excel cross a day boundary Convert Excel time to decimal seconds To convert a valid Excel time into decimal seconds, you can multiply by How this formula works In the Excel time The DATE function is useful for assembling dates that need to change dynamically based on other values in a worksheet.
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SAP - Excel Date Time Stamp Conversion