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Individual Calculations September 2010 |
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| Li, Ruokai (david) Total change: -69.75 | |   |
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| 2010 CAN Youth Ch U16 Open | Windsor, Ontario | CAN | 2010-07-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2029 | 2017 | 1.00 | 4 | -0.97 | 25 | -24.25 | |
|  Sapozhnikov, Roman | | | 2248 | CAN | 0.00 | 1 | -0.21 | 25 | -5.25 | | | Wang, Jesse B | | | 2005 | CAN | 0.00 | 1 | -0.52 | 25 | -13.00 | |  Wu, Kevin | | | 1891 | CAN | 1.00 | 1 | 0.33 | 25 | 8.25 | | | Zhang, David | | | 1970 | CAN | 0.00 | 1 | -0.57 | 25 | -14.25 | |
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) | | | | 2010 Canadian Open | Toronto, Ontario | CAN | 2010-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2040 | 2017 | 1.00 | 4 | -0.87 | 25 | -21.75 | |
| | Gregorz, Ralph | | | 2050 | CAN | 0.00 | 1 | -0.45 | 25 | -11.25 | | | Kleinman, Michael | | | 2079 | CAN | 0.00 | 1 | -0.41 | 25 | -10.25 | | | Oussedik, Elias | | | 2002 | CAN | 1.00 | 1 | 0.48 | 25 | 12.00 | | | Whissell, Mavros | | | 2027 | CAN | 0.00 | 1 | -0.49 | 25 | -12.25 | |
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) | | | | 2010 NA Youth Ch U16 Open | Montreal, Quebec | CAN | 2010-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2156 | 2017 | 0.00 | 3 | -0.95 | 25 | -23.75 | |
| | Kraiouchkine, Nikita | | | 2155 | CAN | 0.00 | 1 | -0.31 | 25 | -7.75 | | | Finney, Stuart | | | 2090 | USA | 0.00 | 1 | -0.40 | 25 | -10.00 | | | Fikiet, Alex | | | 2223 | USA | 0.00 | 1 | -0.24 | 25 | -6.00 | |
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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