Question: In what month was the 2009 Formula BMW Pacific champion born?

Context articles: 2010 Formula BMW Pacific season
JK Racing Asia Series
2009 Formula BMW Europe season
2007 Formula BMW ADAC season
2002 Formula BMW ADAC season
2009 Formula BMW Pacific season
2008 Formula BMW Europe season
Rio Haryanto
2003 Formula BMW ADAC season
2009 Formula BMW Americas season

The 2010 Formula BMW Pacific season was the seventh and final Formula BMW Pacific season.
 The championship began on 3 April in Sepang and finished on 21 November in Macau after fifteen races held at six meetings.
 The series was axed at the end of the season, in favour of a new Formula BMW Talent Cup starting in 2011.
 Motorsport Asia will continue to run a rebranded JK Racing Asia Series from 2011, without BMW support.
JK Racing Asia Series, formerly known as both Formula BMW Asia and Formula BMW Pacific, was a single-seater racing series based in Asia.
 Formula BMW Asia was created in 2003 as a replacement for Asian Formula 2000 and was under the management of Motorsport Asia Limited.
 It was renamed Formula BMW Pacific for the 2008 season.
 In 2011 the series lost BMW support but received JK Tyre sponsorship and was rebranded as JK Racing Asia Series.
The 2009 Formula BMW Europe season was the second season of Formula BMW Europe championship.
 The championship was contested over sixteen races at eight meetings: seven of which supported Formula One Grands Prix and a meeting at the Masters of Formula 3 event at Zandvoort.
 Felipe Nasr won the title at Monza, having finished fourteen of the sixteen races in the top two and won the title by 104 points.
 Two months after the season's finish, all results were confirmed after Mücke Motorsport's appeal over a breach of technical regulations was rejected by the FIA.
The 2007 Formula BMW ADAC season was a multi-event motor racing championship for open wheel, formula racing cars held across Europe.
 The championship featured drivers competing in 1.2 litre Formula BMW single seat race cars.
 The 2007 season was the tenth and the last Formula BMW ADAC season organized by BMW Motorsport and ADAC before it was merged with Formula BMW UK series into Formula BMW Europe in 2008.
 The season began at Motorsport Arena Oschersleben on 5 May and finished at the Hockenheimring on 14 October, after eighteen races.
The 2002 Formula BMW ADAC season was a multi-event motor racing championship for open wheel, formula racing cars held across Europe.
 The championship featured drivers competing in 1.2 litre Formula BMW single seat race cars.
 The 2002 season was the fifth Formula BMW ADAC season organized by BMW Motorsport and ADAC.
 The season began at Hockenheimring on 20 April and finished at the same place on 6 October, after twenty races.
 Nico Rosberg was crowned series champion.
The 2009 Formula BMW Pacific season was the eighth Formula BMW Pacific season.
 It began on May 2 in Sepang and ended on November 22 in Macau after 15 rounds in five different countries.
 Rio Haryanto became champion with one race to spare, having won the title at Okayama.
The 2008 Formula BMW Europe season was the first season of a new open wheel racing series that resulted by the merging of the Formula BMW Germany and Formula BMW UK championships.
 Formula BMW Europe is a continental series for junior drivers, whose mission is to develop talented young drivers and introduce them to auto racing.
Rio Haryanto (born 22 January 1993) is an Indonesian racing driver who raced for Manor in Formula One for the first 12 races of the 2016 Formula One season.
 After round 12 of the 2016 season, Manor demoted him to reserve driver, because of his lack of financial sponsorship for the rest of the season.
 He was replaced by Esteban Ocon.
 He is the first and only Indonesian F1 driver.
The 2003 Formula BMW ADAC season was a multi-event motor racing championship for open wheel, formula racing cars held across Europe.
 The championship featured drivers competing in 1.2 litre Formula BMW single seat race cars.
 The 2003 season was the sixth Formula BMW ADAC season organized by BMW Motorsport and ADAC.
 The season began at Hockenheimring on 26 April and finished at the same place on 5 October, after twenty races.
The 2009 Formula BMW Americas season was the sixth, and final, season of the Formula BMW Americas series.
 The championship was contested over fourteen races at six meetings, supporting various series such as the World Touring Car Championship and the American Le Mans Series.
 Gabriel Chaves was the final series champion, having finished in the top three in all fourteen races.
 The series was cancelled on July 31, 2009 as a result of a tough economic climate, which also led to the discontinuation of BMW's Formula One outfit.