LONDON, Aug 30 (Reuters) - Gasoline refining margins innorthwest Europe dropped to near $8.5 a barrel on Tuesday amid asignificant slowdown in exports as peak summer demand seasondraws to an end.
* Refinery outages in the U.S. Gulf Coast due to unplannedmaintenance and bad weather supported the market as exports fromthe key hub were expected to slow, traders said.
* Around 1.2 million tonnes of gasoline have been bookedfrom Europe to North America to load in August, according toReuters data and traders.
* Phillips 66 has cut production by roughly five percent atits 238,000 barrel-per-day refinery in Linden, New Jersey, amidweak refining margins, according to a source familiar with theplant's operations.
* Russia's state-owned oil major Rosneft issued a tender tosell up to 200,000 tonnes of naphtha from its refineries fordelivery in November-December 2016, the company reported on itswebsite on Tuesday.
* A rapid rebound in Asian refining margins ahead of theautumn maintenance season could prove short-lived as it mayprompt refiners to lock in quick profits by increasing their runrates.
GASOLINE
* Gunvor sold to Vitol one barge of benchmark eurobobgasoline in the afternoon trading window at $474 a tonne fob ARA.
* Some 30,000 tonnes traded throughout the day at $474-$490a tonne fob Amsterdam-Rotterdam, compared with $487-$497 a tonneon Friday. Total and Gunvor sold to BP, Shell, Rolympus andVaro.
* Shell sold to Total one barge of premium unleaded gasolineat $495 a tonne fob ARA, down from $505 a tonne.
* The September swap stood at around $480 a tonne at theclose, down from $498 a tonne.
* Gasoline barge refining margins rose to $8.5 a barrel from$9.34 a barrel on Friday.
* Brent crude oil futures were up 38 cents at $50.05a barrel by 1533 GMT.
* U.S. August RBOB gasoline futures were down 1.5percent at 1.4449 a gallon.
* The U.S. gasoline crack
NAPHTHA
* No cargoes traded.
(Reporting by Ron Bousso)