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Individual Calculations July 2009 |
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| Bournival, Braden Total change: -1.95 | |   |
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| 2009 National Open | Las Vegas, Nevada | USA | 2009-06-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2264 | 2294 | 2.00 | 4 | -0.13 | 15 | -1.95 | |
|  Harmon-Vellotti, Luke | | | 2011 | USA | 0.50 | 1 | -0.34 | 15 | -5.10 | |  Lenderman, Alex | m | | 2434 | USA | 0.50 | 1 | 0.19 | 15 | 2.85 | | | Meyer, Paul R | | | 2096 | USA | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Friedel, Joshua E | g | | 2516 | USA | 0.00 | 1 | -0.22 | 15 | -3.30 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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