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Individual Calculations May 2011 |
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| Cao, Kevin Y Total change: 7.20 | |   |
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| Bill Wright St Louis Open | St Louis, Missouri | USA | 2011-03-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2208 | 2103 | 0.50 | 2 | -0.29 | 15 | -4.35 | |
|  Vojinovic, Goran | m | | 2448 | SRB | 0.00 | 1 | -0.11 | 15 | -1.65 | |  Roring, Tres | | | 1967 | USA | 0.50 | 1 | -0.18 | 15 | -2.70 | |
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) | | | | 15th Annual Mid-America Open | St Louis, Missouri | USA | 2011-03-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2013 | 2103 | 0.50 | 2 | -0.75 | 15 | -11.25 | |
| | Finegold, Spencer | | | 1977 | USA | 0.50 | 1 | -0.17 | 15 | -2.55 | | | Hyatt, Doug | | | 2049 | USA | 0.00 | 1 | -0.58 | 15 | -8.70 | |
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) | | | | 12th Pittsburgh Open | Pittsburgh, Pennsylvania | USA | 2011-03-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2179 | 2103 | 3.00 | 4 | 1.39 | 15 | 20.85 | |
| | Moore, Johnson S | | | 2055 | USA | 0.50 | 1 | -0.07 | 15 | -1.05 | | | Bath, John | | | 2127 | USA | 0.50 | 1 | 0.03 | 15 | 0.45 | | | Zenyuk, Iryna | c | wm | 2245 | USA | 1.00 | 1 | 0.69 | 15 | 10.35 | | | Boor, Carl Brandon | f | | 2287 | USA | 1.00 | 1 | 0.74 | 15 | 11.10 | |
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) | | | | 2nd Annual Philadelphia Open | Philadelphia, Pennsylvania | USA | 2011-04-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2206 | 2103 | 2.00 | 5 | 0.13 | 15 | 1.95 | |
| | Mandizha, Farai | f | | 2416 | ZIM | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Viswanadha, Kesav | | | 1873 | USA | 0.50 | 1 | -0.29 | 15 | -4.35 | | | Aliyev, Timur | | | 2280 | ISR | 1.00 | 1 | 0.73 | 15 | 10.95 | | | Bonin, Jay | m | | 2296 | USA | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Klings, Peter | | | 2164 | GER | 0.50 | 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) | | |
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