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Individual Calculations April 2023 |
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| Plotkin, Victor Total change: -4.00 | |   |
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| 2023 RA March Open | Ottawa | CAN | 2023-03-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1964 | 2176 | 2.50 | 4 | -0.52 | 20 | -10.40 | |
|  Adam, Rafael | | | 1965 | CAN | 0.50 | 1 | -0.27 | 20 | -5.40 | |  Latreille, Etienne | | | 1777 | CAN | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Saha, Ananda | c | | 2045 | CAN | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Sowa, Ryan | | | 2067 | USA | 0.50 | 1 | -0.15 | 20 | -3.00 | |
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) | | | | 2023 Excelsior March Open | Toronto | CAN | 2023-03-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2003 | 2176 | 3.00 | 4 | 0.32 | 20 | 6.40 | |
| | Marchand, Calix | | | 1708 | CAN | 1.00 | 1 | 0.05 | 20 | 1.00 | | | Jiang, Hanxi (hancy) | | | 1776 * | CAN | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Bora, Safal | m | | 2461 | USA | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Mendes, Aaron Reeve | c | | 2067 | CAN | 1.00 | 1 | 0.35 | 20 | 7.00 | | | * 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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