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Individual Calculations July 2011 |
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| Margiotta, Jason J Total change: 6.15 | |   |
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| 2011Marshall CC Maypril Grand Prix | New York, New York | USA | 2011-04-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2150 | 1994 | 1.00 | 2 | 0.38 | 15 | 5.70 | |
|  Salakhutdinov, Ildar | | | 2274 | RUS | 0.00 | 1 | -0.16 | 15 | -2.40 | |  Romanenko, Alexandra | | wf | 2025 | BLR | 1.00 | 1 | 0.54 | 15 | 8.10 | |
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 May Grand Prix | New York, New York | USA | 2011-05-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2294 | 1984 | 0.00 | 1 | -0.14 | 15 | -2.10 | |
| | Sturt, Raven M | | | 2294 | USA | 0.00 | 1 | -0.14 | 15 | -2.10 | |
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) | | | | The New Yorker Open - U2400 Section | New York, New York | USA | 2011-05-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2167 | 1984 | 1.50 | 5 | 0.17 | 15 | 2.55 | |
| | Hulse, Brian | f | | 2174 | USA | 1.00 | 1 | 0.75 | 15 | 11.25 | | | Reverby, Miro | | | 2143 | USA | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Ross, Laura | | wf | 2154 | USA | 0.50 | 1 | 0.22 | 15 | 3.30 | | | Ostrovskiy, Aleksandr | f | | 2267 | USA | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Polyakin, Vladimir | | | 2097 | USA | 0.00 | 1 | -0.35 | 15 | -5.25 | |
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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