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Individual Calculations October 2008 |
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| Ding, Richard Total change: 10.00 | |   |
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| 48th Annual Pacific Southwest Open | Los Angeles, CA | USA | 2008-07-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2153 | 2110 | 1.00 | 3 | -0.33 | 25 | -8.25 | |
|  Gutman, Joshua | | | 2125 | USA | 1.00 | 1 | 0.52 | 25 | 13.00 | | | Small, Gregg H | | | 2235 | USA | 0.00 | 1 | -0.33 | 25 | -8.25 | |  Stein, Jeremy A | | | 2098 | USA | 0.00 | 1 | -0.52 | 25 | -13.00 | |
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) | | | | 30th Annual Southern California Open | Temecula, California | USA | 2008-08-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2165 | 2110 | 2.00 | 3 | 0.73 | 25 | 18.25 | |
| | Gutman, Joshua | | | 2125 | USA | 0.50 | 1 | 0.02 | 25 | 0.50 | | | Borgen, Richard L | | | 2168 | USA | 1.00 | 1 | 0.58 | 25 | 14.50 | | | Faber, Craig Allen | | | 2203 | USA | 0.50 | 1 | 0.13 | 25 | 3.25 | |
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) | | |
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