Topcoder Open 2009 Marathon
| Date: | June 2, 2009 |
| Venue: | The Mirage Hotel and Casino |
| Las Vegas, NV, United States | |
| Duration: | 510 minutes |
| Number of Finalists: | 10 |
| Series: | TopCoder Open Marathon |
| Official Page: | https://www.topcoder.com/tc?module=Static&d1=tournaments&d2=tco09&d3=marathon&d4=description |
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