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Individual Calculations September 2012 |
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| Zhang, Yuanchen Total change: 16.35 | |   |
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| 2012 Quebec Open Ch | Montreal, Quebec | CAN | 2012-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2139 | 1866 | 2.00 | 5 | 1.14 | 15 | 17.10 | |
|  Larochelle, Martial | | | 2153 | USA | 0.50 | 1 | 0.34 | 15 | 5.10 | |  Khashper, Arkady | | | 2115 | ISR | 0.50 | 1 | 0.31 | 15 | 4.65 | | | Trottier, Emile | | | 2199 | CAN | 0.50 | 1 | 0.38 | 15 | 5.70 | | | Carrier, Claude | | | 2154 | CAN | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Libersan, Thierry | | | 2073 | CAN | 0.50 | 1 | 0.27 | 15 | 4.05 | |
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 Canadian Amateur Ch | Kitchener, Ontario | CAN | 2012-08-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1999 | 1919 | 0.50 | 5 | -1.56 | 15 | -23.40 | |
| | Peredun, Andrew | f | | 2297 | CAN | 0.00 | 1 | -0.09 | 15 | -1.35 | | | Nicholson, Matthew | | | 1947 | CAN | 0.00 | 1 | -0.46 | 15 | -6.90 | | | Olheiser, Gordon | | | 1963 | CAN | 0.00 | 1 | -0.44 | 15 | -6.60 | | | Kalra, Agastya | | | 1833 | CAN | 0.00 | 1 | -0.62 | 15 | -9.30 | | | Gladstone, Simon | | | 1957 | CAN | 0.50 | 1 | 0.05 | 15 | 0.75 | |
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) | | | | 7th Annual Indianapolis Open | Indianapolis, Indiana | USA | 2012-08-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2142 | 1919 | 1.50 | 4 | 0.62 | 15 | 9.30 | |
| | Kogen, Jonathan S | | | 2150 | USA | 0.50 | 1 | 0.29 | 15 | 4.35 | | | Cooklev, Steven | | | 2118 | USA | 1.00 | 1 | 0.76 | 15 | 11.40 | | | Menon, Gopal S | | | 2193 | USA | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Mills, James A | | | 2105 | USA | 0.00 | 1 | -0.26 | 15 | -3.90 | |
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) | | | | 44th Annual Atlantic Open | Washington DC | USA | 2012-08-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2144 | 1919 | 2.00 | 5 | 0.89 | 15 | 13.35 | |
| | Malkiel, Daniel E | | | 2183 | USA | 0.50 | 1 | 0.32 | 15 | 4.80 | | | Most, Eric Matthew | | | 2167 | USA | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Amori, Michael | | | 2203 | USA | 1.00 | 1 | 0.84 | 15 | 12.60 | | | Larkins, Larry R | | | 2154 | USA | 0.50 | 1 | 0.29 | 15 | 4.35 | | | Sakai, Hibiki | | | 2015 | JPN | 0.00 | 1 | -0.37 | 15 | -5.55 | |
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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