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Individual Calculations September 2022 |
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| Erfan, Mohamad Firdaus Total change: 164.80 | |   |
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| 44th FIDE Chess Olympiad Chennai 2022 Open | Chennai | IND | 2022-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1946 | 1294 | 3.50 | 7 | 2.87 | 40 | 114.80 | |
|  Koykka, Pekka | f | | 2361 | FIN | 0.00 | 1 | 0.00 | 40 | 0.00 | | | Mohammed, Zozek Salah Mohammed | f | | 2232 | IRQ | 0.00 | 1 | 0.00 | 40 | 0.00 | |  Ismael, Mohamed Goumaneh | | | 1473 | DJI | 1.00 | 1 | 0.73 | 40 | 29.20 | | | Kim, Changhoon | c | | 1827 | KOR | 1.00 | 1 | 0.97 | 40 | 38.80 | | | Galvez Dastin, Eduardo | f | | 2152 | GUA | 1.00 | 1 | 1.00 | 40 | 40.00 | | | Kobayashi, Atsuhiko | | | 2156 | JPN | 0.00 | 1 | 0.00 | 40 | 0.00 | | | Mujahid, Bin Yazeed | | | 1418 | MDV | 0.50 | 1 | 0.17 | 40 | 6.80 | |
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) | | | | Abu Dhabi Open Chess Tournament 2022 | Abu Dhabi | UAE | 2022-08-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1650 | 1294 | 2.00 | 5 | 1.25 | 40 | 50.00 | |
| | Alizada, Pasham | | | 1726 | AZE | 0.00 | 1 | -0.07 | 40 | -2.80 | | | Alsaiti, Mohamed Abdalgader | | | 1609 | LBA | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Orujov, Hasan | | | 1534 | AZE | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Al-Shamsi, Ousha | | | 1416 | UAE | 1.00 | 1 | 0.67 | 40 | 26.80 | | | Nwoye, Nnamdi | | | 1965 | NGR | 1.00 | 1 | 0.99 | 40 | 39.60 | |
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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