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Individual Calculations September 2009 |
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| Sana, Mariano Total change: 3.50 | |   |
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| 110th Annual US Open | Indianapolis, Indiana | USA | 2009-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2054 | 2127 | 2.50 | 4 | 0.14 | 25 | 3.50 | |
|  Anzis, Matt | | | 2097 | USA | 0.50 | 1 | -0.04 | 25 | -1.00 | | | Friedman, David M | | | 1948 | USA | 1.00 | 1 | 0.27 | 25 | 6.75 | |  Tate, Emory A | m | | 2303 | USA | 0.00 | 1 | -0.27 | 25 | -6.75 | | | Voje, Daniel W | | | 1869 | USA | 1.00 | 1 | 0.18 | 25 | 4.50 | |
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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