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Individual Calculations September 2019 |
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| Chiku-Ratte, Olivier-Kenta Total change: 4.60 | |   |
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| 2019 Montreal Summer Chess Classic IM Norm | Montreal | CAN | 2019-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2296 | 2364 | 4.50 | 9 | -0.81 | 10 | -8.10 | |
|  Ragnarsson, Dagur | f | | 2391 | ISL | 1.00 | 1 | 0.54 | 10 | 5.40 | |  Rosen, Eric | m | | 2345 | USA | 0.50 | 1 | -0.03 | 10 | -0.30 | | | Yu, Zong Yang | f | | 2396 | CAN | 0.00 | 1 | -0.46 | 10 | -4.60 | | | Duong, Thanh Nha | m | | 2230 | CAN | 1.00 | 1 | 0.32 | 10 | 3.20 | | | Rodrigue-Lemieux, Shawn | f | | 2258 | CAN | 0.50 | 1 | -0.14 | 10 | -1.40 | | | Plotkin, Mark | f | | 2357 | CAN | 0.50 | 1 | -0.01 | 10 | -0.10 | | | Giannatos, Peter | f | | 2259 | USA | 0.00 | 1 | -0.64 | 10 | -6.40 | | | Eckert, Doug | f | | 2123 | USA | 0.00 | 1 | -0.80 | 10 | -8.00 | | | Kaufman, Raymond | m | | 2301 | CAN | 1.00 | 1 | 0.41 | 10 | 4.10 | |
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) | | | | 2019 U.S. Masters Championship | Greensboro, North Carolina | USA | 2019-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2464 | 2361 | 4.50 | 9 | 1.27 | 10 | 12.70 | |
| | Yan, Benjamin | | | 1961 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Mikhalevski, Victor | g | | 2578 | ISR | 1.00 | 1 | 0.78 | 10 | 7.80 | | | Zierk, Steven | g | | 2505 | USA | 0.00 | 1 | -0.31 | 10 | -3.10 | | | Brown, Michael | g | | 2529 | USA | 1.00 | 1 | 0.72 | 10 | 7.20 | | | Melkumyan, Hrant | g | | 2661 | ARM | 0.00 | 1 | -0.15 | 10 | -1.50 | | | Sheng, Joshua | m | | 2483 | USA | 1.00 | 1 | 0.67 | 10 | 6.70 | | | Dragun, Kamil | g | | 2614 | POL | 0.00 | 1 | -0.19 | 10 | -1.90 | | | Yoo, Christopher Woojin | m | | 2429 | USA | 0.00 | 1 | -0.41 | 10 | -4.10 | | | Thavandiran, Shiyam | m | | 2419 | CAN | 0.50 | 1 | 0.08 | 10 | 0.80 | | | * 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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