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Individual Calculations September 2010 |
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| Gunawan, Cheston Total change: 43.50 | |   |
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| 50th Annual Pacific Southwest Open | Los Angeles, California | USA | 2010-07-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2051 | 1889 | 2.00 | 5 | 0.46 | 25 | 11.50 | |
|  Taylor, Timothy W | m | | 2289 * | USA | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Bolm, Carl E | | | 1901 | USA | 1.00 | 1 | 0.52 | 25 | 13.00 | |  Zhang, Eric | | | 1924 | USA | 0.50 | 1 | 0.05 | 25 | 1.25 | | | Clawitter, Craig | | | 2109 | USA | 0.00 | 1 | -0.22 | 25 | -5.50 | | | Hall, Bobby J | | | 2031 | USA | 0.50 | 1 | 0.19 | 25 | 4.75 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | 111th Annual US Open - Jerry Hanken Memorial | Irvine, California | USA | 2010-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2204 | 1889 | 2.00 | 5 | 1.28 | 25 | 32.00 | |
| | Thaler, Michael | | | 2253 | USA | 0.50 | 1 | 0.40 | 25 | 10.00 | | | Lawrence, Danyul | | | 2064 | USA | 1.00 | 1 | 0.73 | 25 | 18.25 | | | Bryant, John Daniel | f | | 2289 * | USA | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Culbeaux, Oscar | f | | 2223 | MEX | 0.50 | 1 | 0.38 | 25 | 9.50 | | | Studen, Damir | | | 2189 | USA | 0.00 | 1 | -0.15 | 25 | -3.75 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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