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Individual Calculations September 2011 |
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| Botez, Alexandra Total change: 46.65 | |   |
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| 2011 CAN Youth Ch Girls | Richmond Hill, Ontario | CAN | 2011-07-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1889 | 1950 | 0.50 | 2 | -0.67 | 15 | -10.05 | |
|  Roy, Myriam | | | 1935 | CAN | 0.50 | 1 | -0.02 | 15 | -0.30 | |  Kalaydina, Regina Veronicka | | | 1842 | CAN | 0.00 | 1 | -0.65 | 15 | -9.75 | |
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) | | | | 48th Canadian Open Chess Championship 2011 | Toronto, Ontario | CAN | 2011-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2196 | 1950 | 4.50 | 9 | 2.62 | 15 | 39.30 | |
| | Pechenkin, Vladimir | f | | 2297 | CAN | 1.00 | 1 | 0.89 | 15 | 13.35 | | | Wang, Richard | | | 2240 | CAN | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Day, Lawrence | m | | 2251 | CAN | 1.00 | 1 | 0.85 | 15 | 12.75 | | | Kleinman, Michael | | | 2221 | CAN | 0.50 | 1 | 0.33 | 15 | 4.95 | | | Humphreys, Michael | | | 2111 | CAN | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Ibrahim, Ismail | | | 2156 | AFG | 1.00 | 1 | 0.76 | 15 | 11.40 | | | Gusev, Nikita | | | 2071 | CAN | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Meszaros, Michal | m | | 2350 * | SVK | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Song, Michael | | | 2065 | CAN | 1.00 | 1 | 0.66 | 15 | 9.90 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | 28e open FIDE Chess XV - ELO 1800 à 2199 | PARIS | FRA | 2011-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1943 | 1950 | 3.00 | 5 | 0.44 | 15 | 6.60 | |
| | Debet, Hadrien | | | 1771 | FRA | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Licayan, Albert | | | 2126 | FRA | 1.00 | 1 | 0.73 | 15 | 10.95 | | | Schutz, Ingemar | | | 2167 | SWE | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Arby, Timothee | | | 1865 | FRA | 0.00 | 1 | -0.62 | 15 | -9.30 | | | Slavkovic, Vitomir | | | 1785 | FRA | 1.00 | 1 | 0.28 | 15 | 4.20 | |
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) | | | | Portland Chess Club Centennial Open | Portland, Oregon | USA | 2011-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2022 | 1950 | 2.00 | 3 | 0.72 | 15 | 10.80 | |
| | Roper, David C | f | | 2278 | USA | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Imada, Todd | | | 2003 | USA | 1.00 | 1 | 0.57 | 15 | 8.55 | | | Davis, Mikeal | | | 1784 | USA | 1.00 | 1 | 0.28 | 15 | 4.20 | |
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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