FSMLabs Preps Customers for ‘Leap Second' to Avoid Datafeed Disruption

Vendor preps client tests to help data systems handle insertion of 'leap second' without disrupting market data timestamps.


A leap second is a one-second increment applied to UTC to compensate for the gradual slowing of the Earth's rotation. The additional second synchronizes atomic clocks with astronomical time to within 0.9 seconds accuracy.

Leap seconds are decided about six months in advance by the International Earth Rotation and Reference Systems Service (IERS). The last occurred on June 30, 2012, and caused a number of "unexpected" disruptions in algorithmic trading and market data systems, says FSMLabs chief

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