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Individual Calculations March 2012 |
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| Southam, David Total change: -1.05 | |   |
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| 2011 ACC Holiday Swiss | Toronto, Ontario | CAN | 2011-12-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1937 | 2087 | 1.50 | 2 | 0.12 | 15 | 1.80 | |
|  Bzikot, Robert | | | 1853 | CAN | 1.00 | 1 | 0.21 | 15 | 3.15 | |  Shebetah, Wajdy | | | 2021 | PLE | 0.50 | 1 | -0.09 | 15 | -1.35 | |
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) | | | | 2012 GTCL Premier League 1 | Toronto, Ontario | CAN | 2012-01-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2022 | 2096 | 1.50 | 2 | 0.30 | 15 | 4.50 | |
| | Ivanov, Mike | | | 1993 | CAN | 0.50 | 1 | -0.14 | 15 | -2.10 | | | Fu, James | | | 2050 | CAN | 1.00 | 1 | 0.44 | 15 | 6.60 | |
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) | | | | 2012 Hart House Reading Week Open | Toronto, Ontario | CAN | 2012-02-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2034 | 2096 | 2.50 | 5 | -0.49 | 15 | -7.35 | |
| | Vavrak, Peter | m | | 2469 | SVK | 0.00 | 1 | -0.10 | 15 | -1.50 | | | Ye, Stephen | | | 1944 | CAN | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Posaratnanathan, Juliaan | | | 1844 | CAN | 1.00 | 1 | 0.19 | 15 | 2.85 | | | Xu, Haizhou | | | 1914 | CAN | 0.00 | 1 | -0.74 | 15 | -11.10 | | | Inigo, Aquino | | | 1997 | CAN | 0.50 | 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) | | |
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