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Individual Calculations November 2011 |
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| Bonin, Jay Total change: -10.60 | |   |
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| 133rd Annual New York State Championship | Albany, New York | USA | 2011-09-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2212 | 2325 | 3.00 | 6 | -0.88 | 10 | -8.80 | |
|  Fabbri, Alexander | | | 2083 | USA | 1.00 | 1 | 0.20 | 10 | 2.00 | |  Prilleltensky, Matan | | | 2163 | USA | 0.50 | 1 | -0.21 | 10 | -2.10 | | | Treger, Yefim | | | 2191 | USA | 0.50 | 1 | -0.18 | 10 | -1.80 | | | Kwartler, Lonnie S | | | 2177 | USA | 1.00 | 1 | 0.30 | 10 | 3.00 | | | Aaron, Deepak | | | 2228 | USA | 0.00 | 1 | -0.63 | 10 | -6.30 | | | Prasca Sosa, Rafael | m | | 2429 | VEN | 0.00 | 1 | -0.36 | 10 | -3.60 | |
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 September Grand Prix | New York, New York | USA | 2011-09-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2077 | 2325 | 3.00 | 4 | -0.18 | 10 | -1.80 | |
| | Margiotta, Jason J | | | 1983 | USA | 0.50 | 1 | -0.38 | 10 | -3.80 | | | Richman, Jonathan | | | 1994 | USA | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Kats, Alena | | wf | 2140 | USA | 1.00 | 1 | 0.26 | 10 | 2.60 | | | Treger, Yefim | | | 2191 | USA | 0.50 | 1 | -0.18 | 10 | -1.80 | |
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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