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Individual Calculations January 2011 |
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| Strenzwilk, Denis Total change: 21.90 | |   |
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| 15th Annual Northern Virginia Open | Sterling, Virginia | USA | 2010-11-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2050 | 2005 | 1.00 | 1 | 0.56 | 15 | 8.40 | |
|  Farrell, John F | | | 2050 | USA | 1.00 | 1 | 0.56 | 15 | 8.40 | |
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) | | | | 41st Annual National Chess Congress | Philadelphia, Pennsylvania | USA | 2010-11-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2164 | 2005 | 2.50 | 5 | 0.90 | 15 | 13.50 | |
|  Smith, Bryan G | m | | 2405 * | USA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Black Jr, James A | | | 2023 | USA | 1.00 | 1 | 0.53 | 15 | 7.95 | | | Bonin, Jay R | m | | 2322 | USA | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Sakai, Hibiki | | | 1983 | JPN | 1.00 | 1 | 0.47 | 15 | 7.05 | | | Itkis, Hana | | wf | 2087 | USA | 0.50 | 1 | 0.11 | 15 | 1.65 | | | * 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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