Mark Webber wins comfortably with his Red Bull, while Jenson Button finishes fifth and clinches the 2009 world championship.

Sebastian Vettel made it up to fourth from 15th on the grid, but that was not enough to keep his title bid alive.

The third contender, Rubens Barrichello, was only running fourth, ending his last remote hope of the championship.

Less than 12 months after Honda's whitdraw, Brawn become Constructors' World Champion in the team's first year.

Robert Kubica with his BMW-Sauber finishes second, his best result of the year, Lewis Hamilton is third with McLaren-Mercedes.



Classification of the Grand prix of Brazil 2009

1 - Mark Webber (Red Bull RB5-Renault) - 70 laps
2 - Robert Kubica (BMW F1.09) - 7"626
3 - Lewis Hamilton (McLaren MP4/24-Mercedes) - 18"944
4 - Sebastian Vettel (Red Bull RB5-Renault) - 19"652
5 - Jenson Button (Brawn BGP001-Mercedes) - 29"005
6 - Kimi Raikkonen (Ferrari F60) - 33"340
7 - Sebastien Buemi (Toro Rosso STR4-Ferrari) - 35"991
8 - Rubens Barrichello (Brawn BGP001-Mercedes) - 45"454
9 - Heikki Kovalainen (McLaren MP4/24-Mercedes) - 48"499
10 - Kamui Kobayashi (Toyota TF109) - 1'03"324
11 - Giancarlo Fisichella (Ferrari F60) - 1'10"665
12 - Vitantonio Liuzzi (Force India VJM02-Mercedes) - 1'11"388
13 - Romain Grosjean (Renault R29) - 1 giro
14 - Jaime Alguersuari (Toro Rosso STR4-Ferrari) - 1 lap

Best lap: Mark Webber 1'13"733

Retirements:
30e lap - Kazuki Nakajima
27e lap - Nico Rosberg
21e lap - Nick Heidfeld
0 lap - Adrian Sutil
0 lap - Jarno Trulli
0 lap - Fernando Alonso


*Unofficial results*