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Individual Calculations January 2020 |
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| Niasti, Ermia Total change: -13.60 | |   |
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| Mazandaran West League Chess Championship 1398 | Mazandaran | IRI | 2019-11-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1354 | 1001 | 0.00 | 3 | -0.34 | 40 | -13.60 | |
|  Falaki Moghadam, Salar | | | 1269 | IRI | 0.00 | 1 | -0.17 | 40 | -6.80 | |  Rezasoroush, Ali | | | 1391 | IRI | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Hagh Taj Dar, Rajab Ali | | | 1401 * | 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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