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Individual Calculations April 2018 |
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| Mahdjoubi, Abdelaziz Total change: 13.40 | |   |
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| 2018 RA March Open | Ottawa | CAN | 2018-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2005 | 1695 | 1.00 | 4 | 0.38 | 20 | 7.60 | |
|  Yang, Fan | | | 2000 | CAN | 0.00 | 1 | -0.14 | 20 | -2.80 | |  Dunne, Francesco | | | 2095 * | CAN | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Beckwith, Paul H. | | | 2095 * | CAN | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Xu, Daniel | | | 1828 | CAN | 1.00 | 1 | 0.68 | 20 | 13.60 | | | * 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 Open d'echecs de Trois-Rivieres - Trois-Rivieres Chess Open | Trois-Rivieres | CAN | 2018-03-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1989 | 1695 | 1.00 | 4 | 0.29 | 20 | 5.80 | |
| | Saha, Ananda | | | 2007 | CAN | 1.00 | 1 | 0.86 | 20 | 17.20 | | | Rodrigue-Lemieux, Shawn | f | | 2095 * | CAN | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Tanaka, Taira Tyler | | | 2095 * | CAN | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Bernatchez, Dan | | | 1759 | CAN | 0.00 | 1 | -0.41 | 20 | -8.20 | | | * 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) | | |
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