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Individual Calculations September 2009 |
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| Vilenchuk, Michael Total change: -10.00 | |   |
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| 110th Annual US Open | Indianapolis, Indiana | USA | 2009-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2400 | 2127 | 0.00 | 1 | -0.17 | 25 | -4.25 | |
|  Kaufman, Lawrence | g | | 2400 | USA | 0.00 | 1 | -0.17 | 25 | -4.25 | |
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) | | | | Denker Tournament of High School Champions | Indianapolis, Indiana | USA | 2009-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2069 | 2127 | 1.50 | 3 | -0.23 | 25 | -5.75 | |
| | Yang, Michael | | | 2052 | USA | 0.00 | 1 | -0.60 | 25 | -15.00 | |  Pinkerton, James C | | | 2046 | USA | 1.00 | 1 | 0.39 | 25 | 9.75 | | | Aaron, Deepak | | | 2110 | USA | 0.50 | 1 | -0.02 | 25 | -0.50 | |
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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