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Individual Calculations August 2019 |
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| Nabavi, Seyed Mohammadmahdi Total change: -13.20 | |   |
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| zanjan Chess Championship 98 | Zanjan | IRI | 2019-07-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1341 | 1476 | 2.50 | 4 | -0.16 | 40 | -6.40 | |
|  Khalesi, Vahid | | | 1876 * | IRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Yousefi, Rayehe | | | 1199 | IRI | 0.50 | 1 | -0.33 | 40 | -13.20 | | | Heidari, Sanaz | | | 1203 | IRI | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Ghezelbash, Ali | | | 1084 | IRI | 1.00 | 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) | | | | Iran Boys Student Middle School Championship-Ramsar 2019 | Tehran | IRI | 2019-07-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1573 | 1476 | 1.00 | 3 | -0.17 | 40 | -6.80 | |
| | Hasanvandi, Amirali | | | 1214 | IRI | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Heydari, Mohammad Masoud | | | 1827 | IRI | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Zerafat, Armin | | | 1678 | IRI | 0.00 | 1 | -0.24 | 40 | -9.60 | |
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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