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Individual Calculations January 2019 |
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| Dukic, Zachary Total change: -14.00 | |   |
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| 2018 RA December Open | Ottawa | CAN | 2018-12-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2160 | 2176 | 3.00 | 5 | 0.49 | 20 | 9.80 | |
|  Donev, Danail | | | 1883 | CAN | 1.00 | 1 | 0.15 | 20 | 3.00 | |  Sambuev, Bator | g | | 2507 | CAN | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Rodrigue-Lemieux, Shawn | f | | 2294 | CAN | 1.00 | 1 | 0.66 | 20 | 13.20 | | | Chiku-Ratte, Olivier Kenta | f | | 2340 | CAN | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Xu, Daniel | | | 1776 * | CAN | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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) | | | | 2018 Hart House Holidays Open Crown | Toronto | CAN | 2018-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2139 | 2176 | 1.00 | 4 | -1.19 | 20 | -23.80 | |
| | Chen, Max | c | | 1979 | CAN | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Vettese, Nicholas | f | | 2294 | CAN | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Joshi, Nikhil C. | | | 2107 | IND | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Noritsyn, Sergey | | | 2176 | CAN | 0.00 | 1 | -0.50 | 20 | -10.00 | |
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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