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Individual Calculations January 2020 |
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| Amir, Ali Mahmoodi Total change: 13.20 | |   |
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| Tehran U 18 League 2019 Round 4-5 | Tehran | IRI | 2019-11-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1324 | 1285 | 1.00 | 2 | 0.08 | 40 | 3.20 | |
|  Ghezel Ayagh, Sani | | | 1088 | IRI | 1.00 | 1 | 0.25 | 40 | 10.00 | |  Safaei Fakhr, Alireza | | | 1559 | IRI | 0.00 | 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) | | | | Tehran U 18 League 2019 Round 6-9 | Tehran | IRI | 2019-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1497 | 1360 | 1.00 | 2 | 0.25 | 40 | 10.00 | |
| | Sanouni, Amir Parsa | | | 1234 | IRI | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Ghafouri, Mohammad Javad | | | 1760 * | IRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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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