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Individual Calculations September 2011 |
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| Layevskiy, Michael Total change: -28.80 | |   |
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| 39th Annual World Open - U2200 Section | Philadelphia, Pennsylvania | USA | 2011-06-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2049 | 2044 | 1.50 | 5 | -0.97 | 15 | -14.55 | |
|  High, David L | | | 1879 | USA | 0.00 | 1 | -0.72 | 15 | -10.80 | |  Csima, Jeffrey J | | | 2045 | CAN | 1.00 | 1 | 0.50 | 15 | 7.50 | | | Barsky, Sam A | | | 2046 | USA | 0.00 | 1 | -0.50 | 15 | -7.50 | | | Tan, Oscar L | | | 2179 | PHI | 0.50 | 1 | 0.18 | 15 | 2.70 | | | Weser, Adam | | | 2097 | USA | 0.00 | 1 | -0.43 | 15 | -6.45 | |
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) | | | | 2011 Marshall July Grand Prix | New York, New York | USA | 2011-07-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2365 | 2008 | 0.00 | 2 | -0.22 | 15 | -3.30 | |
| | Bonin, Jay | m | | 2323 | USA | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Battaglini, Gabriel | m | | 2407 | FRA | 0.00 | 1 | -0.08 | 15 | -1.20 | |
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) | | | | 2011 Marshall August Grand Prix | New York, New York | USA | 2011-08-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2155 | 2008 | 0.00 | 2 | -0.73 | 15 | -10.95 | |
| | Lapshun, Yury | m | | 2408 * | USA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Yagiz, Bora | | | 1901 | USA | 0.00 | 1 | -0.65 | 15 | -9.75 | | | * 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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