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Individual Calculations May 2019 |
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| Hosseini, Ilia Total change: -32.80 | |   |
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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 |
| 1396 | 1455 | 1.50 | 4 | -0.82 | 40 | -32.80 | |
|  Jafarzadeh, Arash | | | 1855 * | IRI | 0.50 | 1 | 0.42 | 40 | 16.80 | |  Kazemi, Mohammad Hasan | | | 1063 | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Samadi Riakandeh, Said Alireza | | | 1427 | IRI | 0.00 | 1 | -0.54 | 40 | -21.60 | | | Tahmasbi, Amir Hosein | | | 1239 | IRI | 0.00 | 1 | -0.78 | 40 | -31.20 | | | * 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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