Shipping analysts are split on the potential impact of an anticipated Opec production cut when the cartel meets in Vienna this week.

The event, which will see Qatar exit Opec and focus on gas, is expected to reult in members and close ally Russia agreeing to turn down the tap to boost sliding oil prices.

Oil ministers are sitting down at a time tanker rates have enjoyed a seasonal renaissance with VLCC rates above $50,000 per day.