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Individual Calculations February 2023 |
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| Chen, Sam Total change: 1.20 | |   |
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| 2023 Excelsior January Open | Toronto | CAN | 2023-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1752 | 1244 | 0.50 | 1 | 0.46 | 40 | 18.40 | |
|  Oancea, Nicolae | | | 1752 | ROU | 0.50 | 1 | 0.46 | 40 | 18.40 | |
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) | | | | 2023 EMC January Mini Chess Tournament U2000 | Oakville | CAN | 2023-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1491 | 1244 | 0.00 | 2 | -0.43 | 40 | -17.20 | |
|  Cater, Brendan | | | 1612 | CAN | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Chen, Vincent | | | 1369 | CAN | 0.00 | 1 | -0.33 | 40 | -13.20 | |
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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