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Individual Calculations September 2009 |
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| Johnstone, Glenn Total change: -11.10 | |   |
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| 110th Annual US Open | Indianapolis, Indiana | USA | 2009-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2072 | 2272 | 1.50 | 3 | -0.74 | 15 | -11.10 | |
|  Hollinberger, Drew | | | 1960 | USA | 0.50 | 1 | -0.36 | 15 | -5.40 | |  Dahl, Matthew D | | | 2088 | USA | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Patchell, Erik | | | 2169 | USA | 0.00 | 1 | -0.64 | 15 | -9.60 | |
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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