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Individual Calculations January 2012 |
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| Polyakin, Vladimir Total change: 6.90 | |   |
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| 2011 Marshall November Grand Prix | New York, New York | USA | 2011-11-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2021 | 2073 | 2.00 | 3 | 0.30 | 15 | 4.50 | |
|  Kopiecki, Edward P | | | 2011 | USA | 1.00 | 1 | 0.41 | 15 | 6.15 | |  Gutierrez, Michael | | | 1878 | USA | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Fisher, William | | | 2175 | USA | 0.00 | 1 | -0.36 | 15 | -5.40 | |
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) | | | | 2011 Marshall December Grand Prix | New York, New York | USA | 2011-12-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2131 | 2073 | 1.50 | 3 | 0.16 | 15 | 2.40 | |
| | Kopiecki, Edward P | | | 2011 | USA | 0.00 | 1 | -0.59 | 15 | -8.85 | | | Layevskiy, Michael | | | 1988 | USA | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Sarkar, Justin | m | | 2394 | USA | 0.50 | 1 | 0.37 | 15 | 5.55 | |
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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