Intraday Auction Features 01. Only quarter-hourly bids are allowed. 02. Market Closes at 15.00 PM 03. Price Determination follows the Pay-as-bid Principle. 04. The minimum amount of energy can be traded is 0.1 MWh and the prices must be between -9.999€/MWh or 9.999€/MWh. (jan 1, 2017