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Individual Calculations September 2009 |
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| Li, Changhe Total change: -16.75 | |   |
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| 2009 Canadian Youth Ch U14 Open | Victoria, British Columbia | CAN | 2009-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1977 | 2014 | 0.50 | 2 | -0.60 | 25 | -15.00 | |
|  Gusev, Nikita | | | 2013 | CAN | 0.00 | 1 | -0.50 | 25 | -12.50 | |  Sohal, Tanraj S | | | 1940 | CAN | 0.50 | 1 | -0.10 | 25 | -2.50 | |
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) | | | | 2009 Canadian Junior Ch | Victoria, British Columbia | CAN | 2009-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2151 | 2014 | 1.00 | 3 | -0.07 | 25 | -1.75 | |
| | Samsonkin, Artiom | m | | 2403 | CAN | 0.00 | 1 | -0.09 | 25 | -2.25 | | | Cheng, Jack (kun) | | | 2010 | CAN | 0.50 | 1 | -0.01 | 25 | -0.25 | | | Martchenko, Alexander | | | 2039 | CAN | 0.50 | 1 | 0.03 | 25 | 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) | | |
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