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Individual Calculations July 2013 |
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| Roback, Joe Total change: 1.20 | |   |
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| 38th Annual Paul Keres Memorial | Richmond, British Columbia | CAN | 2013-05-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2090 | 1924 | 1.50 | 5 | 0.04 | 30 | 1.20 | |
|  Jiganchine, Roman | | | 2212 | CAN | 0.00 | 1 | -0.16 | 30 | -4.80 | |  Patterson, Roger | | | 2074 | CAN | 0.00 | 1 | -0.30 | 30 | -9.00 | | | Kyriakides, Savvas | | | 2165 | CAN | 1.00 | 1 | 0.80 | 30 | 24.00 | | | Doknjas, John | | | 1904 | CAN | 0.50 | 1 | -0.03 | 30 | -0.90 | | | Sanetullaev, Alisher | | | 2095 | USA | 0.00 | 1 | -0.27 | 30 | -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) | | |
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