# semilogDrawdownSeries

> Drawdown against each step's own elapsed time, for a semi-log (Cooper–Jacob) plot. Only points with elapsed > 0; empty without a static level.

> **semilogDrawdownSeries**(`event`): `object`[]

Drawdown against each step's own elapsed time, for a semi-log
(Cooper–Jacob) plot. Only points with `elapsed > 0`; empty without a
static level.

## Parameters

### event

`HydrodynamicEvent`

## Returns

`object`[]