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Individual Calculations September 2011 |
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| Li, Ruokai Total change: -18.00 | |   |
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| 2011 Eastern Ontario Open | Ottawa, Ontario | CAN | 2011-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2068 | 1940 | 1.50 | 5 | -0.15 | 30 | -4.50 | |
|  Pace, Christopher | | | 2110 | CAN | 1.00 | 1 | 0.72 | 30 | 21.60 | |  Humphreys, Michael | | | 2091 | CAN | 0.00 | 1 | -0.30 | 30 | -9.00 | | | Gagnon, Serge | | | 2109 | CAN | 0.00 | 1 | -0.28 | 30 | -8.40 | | | Desjardins, Michel | | | 1983 | CAN | 0.50 | 1 | 0.06 | 30 | 1.80 | | | Carrier, Claude | | | 2047 | CAN | 0.00 | 1 | -0.35 | 30 | -10.50 | |
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) | | | NOTE: K factor changed | | 2011 CAN Youth Ch U16 Open | Richmond Hill, Ontario | CAN | 2011-07-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1964 | 1940 | 0.50 | 3 | -0.90 | 15 | -13.50 | |
| | Itkin, David | | | 2025 | CAN | 0.00 | 1 | -0.38 | 15 | -5.70 | | | Ivanov, Mike | | | 1934 | CAN | 0.00 | 1 | -0.51 | 15 | -7.65 | | | Gladstone, Simon | | | 1933 | CAN | 0.50 | 1 | -0.01 | 15 | -0.15 | |
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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