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Individual Calculations October 2008 |
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| Toolin, Christopher Total change: 12.00 | |   |
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| 109th Annual US Open | Dallas, Texas | USA | 2008-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2240 | 2187 | 2.50 | 5 | 0.32 | 15 | 4.80 | |
|  Arnold, Marc Tyler | f | | 2336 | USA | 0.50 | 1 | 0.20 | 15 | 3.00 | |  Root, Douglas D | m | | 2470 | USA | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Whatley, Andrew W | f | | 2293 | USA | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Lubin, Robert | | | 1993 | USA | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Rogers, Bradley K | | | 2106 | USA | 1.00 | 1 | 0.39 | 15 | 5.85 | |
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) | | | | 74th Annual Southwest Open | Fort Worth, Texas | USA | 2008-08-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2459 | 2187 | 1.00 | 3 | 0.48 | 15 | 7.20 | |
| | Zivanic, Marko | m | | 2477 | SRB | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Annakov, Babakuli | g | | 2472 | USA | 1.00 | 1 | 0.84 | 15 | 12.60 | | | Bercys, Salvijus | m | | 2429 | USA | 0.00 | 1 | -0.20 | 15 | -3.00 | |
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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