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Individual Calculations November 2018 |
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| Piorun, Kacper Total change: 8.80 | |   |
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| 43rd World Chess Olympiad 2018 | Batumi | GEO | 2018-09-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2599 | 2612 | 6.50 | 9 | 1.90 | 10 | 19.00 | |
|  Cu Hor, Winston Darwin | f | | 2319 | GUA | 1.00 | 1 | 0.15 | 10 | 1.50 | |  Cuhendi, Sean Winshand | m | | 2441 | INA | 1.00 | 1 | 0.27 | 10 | 2.70 | | | Damaso, Rui | m | | 2440 | POR | 0.50 | 1 | -0.23 | 10 | -2.30 | | | Fressinet, Laurent | g | | 2649 | FRA | 1.00 | 1 | 0.55 | 10 | 5.50 | | | Kryvoruchko, Yuriy | g | | 2695 | UKR | 0.50 | 1 | 0.11 | 10 | 1.10 | | | Melkumyan, Hrant | g | | 2660 | ARM | 0.50 | 1 | 0.07 | 10 | 0.70 | | | Nakamura, Hikaru | g | | 2763 | USA | 1.00 | 1 | 0.70 | 10 | 7.00 | | | Bu, Xiangzhi | g | | 2712 | CHN | 0.50 | 1 | 0.14 | 10 | 1.40 | | | Vidit, Santosh Gujrathi | g | | 2711 | IND | 0.50 | 1 | 0.14 | 10 | 1.40 | |
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) | | | | Druzynowe Mistrzostwa Polski - Ekstraliga 2018 Round 7-9 | Katowice | POL | 2018-10-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2618 | 2625 | 0.50 | 3 | -1.02 | 10 | -10.20 | |
| | Duda, Jan-Krzysztof | g | | 2739 | POL | 0.00 | 1 | -0.34 | 10 | -3.40 | | | Tomczak, Jacek | g | | 2616 | POL | 0.50 | 1 | -0.01 | 10 | -0.10 | | | Nasuta, Grzegorz | g | | 2500 | POL | 0.00 | 1 | -0.67 | 10 | -6.70 | |
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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