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Individual Calculations May 2019 |
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| Jafarzadeh, Arash Total change: -86.40 | |   |
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| The 4th Jouybar Chess Tournament - Nowrooz Cup 1398 | Mazandaran | IRI | 2019-03-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1644 | 1971 | 3.00 | 6 | -2.16 | 40 | -86.40 | |
|  Hosseini, Ilia | | | 1571 * | IRI | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Rezapour Ahangar, Mahdi | | | 1692 | IRI | 1.00 | 1 | 0.16 | 40 | 6.40 | |  Nouri, Alaa | | | 1596 | IRI | 0.00 | 1 | -0.91 | 40 | -36.40 | | | Rahimi Shahmirzadi, Parsa | | | 1571 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Veisi, Armin | | | 1863 | IRI | 0.50 | 1 | -0.15 | 40 | -6.00 | | | Ghadi Sahebi, Hosein | | | 1571 * | IRI | 0.00 | 1 | -0.92 | 40 | -36.80 | | | * 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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