"The executives of the Grand Prix of Canada have learned via the media of the omission of the Grand Prix of Canada from the F1 championship 2009 calendar, " organisers said in a statement Tuesday, adding they would not comment further until the FIA had been consulted.
Red Bull have already begun testing ahead of the 2009 F1 season.
While the various launches give an initial impression of each team's work in winter testing, all the cars can expect further modifications before the 2009 F1 season begins on 29 March in Melbourne, Australia.
The new-look wings seen in 2009's F1 cars, which several drivers have admitted do not look as sleek and appealing as their predecessors, are a result of new 2009 regulations governing aerodynamic modifications.
The inconclusive sessions at the Algarve's undulating circuit served to underline the consensus that F1 is entering unknown territory in 2009.
Di Grassi, whose move was exclusively predicted by BBC Radio Sheffield, became Renault's reserve driver in 2009 but will now make his F1 race debut with Virgin Racing.
Raikkonen, who clinched the drivers' championship as a Ferrari driver in 2007, will make his return to F1 next year after initially leaving the sport in 2009.
"You can see the drivers struggling after a few laps with the graining, especially on the soft compound, " said Giancarlo Fisichella, a 13-year F1 veteran who switched to sports-car racing in 2009.
In 2009 Mr Ecclestone announced there was no plan for F1 to return to the US. But in May 2010 the race was awarded to Austin, with Mr Ecclestone and race promoter Tavo Hellmund agreeing a deal.
Brawn shocked F1 by turning up at the final pre-season test in 2009 with a car that was nearly a second faster than anything else after a battle to survive following the withdrawal of former owner Honda.
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Red Bull launched its 2009 challenger in Jerez on Monday in preparation for the new F1 season, which begins in Australia on 29 March.
The move brings a Japanese road-car manufacturer back into F1 for the first time since Toyota quit at the end of the 2009 season - which followed Honda's withdrawal a year earlier.
But few could begrudge Webber his belated win, repeating his 2009 success at the same circuit and his seventh career triumph in F1.
But with no money coming in, car sales down and an expensive new technologies coming for 2009, Honda felt they had no choice but to close their F1 operation.
The GT3 R Hybrid's flywheel device was built by Formula 1 constructor Williams as part of F1's pursuit of Kinetic Energy Storage Systems (KERS), which began in 2009.
The loss of Canada means the F1 calendar will stay at 18 races rather than the record-breaking 19 that had been expected for 2009.
The row dates back to 2009, when Fernandes was granted by Group Lotus the rights to use the Lotus name in F1 for a new team he was setting up to race in the 2010 season.
F1 engine experts have benefited from its extensive expertise with the KERS hybrid concept, which made its debut in the 2009 Formula 1 season.
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