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Individual Calculations November 2019 |
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| Ghezelbash, Ali Total change: 26.80 | |   |
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| Iran Boys U12 Chess Championship 2019 | Tehran | IRI | 2019-09-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1318 | 1089 | 2.00 | 6 | 0.67 | 40 | 26.80 | |
|  Ghayourifar, Amir | | | 1489 * | IRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Abasi Zamharir, Mohammad | | | 1325 | IRI | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Rahimi, Ali | | | 1259 | IRI | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Hadavand Khani, Sobhan | | | 1235 | IRI | 1.00 | 1 | 0.70 | 40 | 28.00 | | | Rezaei, Arad | | | 1371 | IRI | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Salamat Manesh, Mehrad | | | 1230 | IRI | 1.00 | 1 | 0.69 | 40 | 27.60 | | | * 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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