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Individual Calculations August 2015 |
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| Doknjas, John Total change: -102.80 | |   |
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| 2015 Washington Open | Lynnwood, Washington | USA | 2015-05-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1993 | 2211 | 1.50 | 3 | -0.82 | 40 | -32.80 | |
|  Rozenfeld, Yevgeniy | | | 1976 | USA | 0.00 | 1 | -0.79 | 40 | -31.60 | | | Norovsambuu, Badamkhand | | | 1978 | MGL | 0.50 | 1 | -0.29 | 40 | -11.60 | |  Pupols, Viktors | | | 2025 | USA | 1.00 | 1 | 0.26 | 40 | 10.40 | |
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) | | | | 2015 Zone 2.2 Open Championships | Guelph | CAN | 2015-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2068 | 2218 | 3.50 | 8 | -2.07 | 40 | -82.80 | |
| | Doknjas, Joshua | | | 1998 | CAN | 0.50 | 1 | -0.28 | 40 | -11.20 | | | Dougherty, Michael | f | | 2123 | CAN | 0.00 | 1 | -0.63 | 40 | -25.20 | | | Filipovich, David | | | 2044 | CAN | 0.50 | 1 | -0.23 | 40 | -9.20 | | | Song, Guannan Terry | | | 1988 | CAN | 0.50 | 1 | -0.29 | 40 | -11.60 | | | Noritsyn, Sergey | | | 2002 | CAN | 0.50 | 1 | -0.28 | 40 | -11.20 | | | Cai, Jason | | | 2046 | CAN | 0.50 | 1 | -0.23 | 40 | -9.20 | | | Hamilton, Robert | f | | 2187 | CAN | 0.50 | 1 | -0.04 | 40 | -1.60 | | | Shi, Diwen | c | | 2153 | CAN | 0.50 | 1 | -0.09 | 40 | -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) | | | | 2015 CYCC U16 Open | Windsor | CAN | 2015-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2087 | 2218 | 3.50 | 5 | 0.32 | 40 | 12.80 | |
| | Lee, Stefano | | | 1818 * | CAN | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Petersen, Caleb | | | 1818 * | CAN | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Zhu, Hong Rui | c | | 2192 | CAN | 0.50 | 1 | -0.04 | 40 | -1.60 | | | Preotu, Razvan | m | | 2452 | CAN | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Shi, Diwen | c | | 2153 | CAN | 1.00 | 1 | 0.41 | 40 | 16.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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