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Individual Calculations September 2019 |
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| Ghaeni, Arya Total change: -41.60 | |   |
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| 9th Qazvin Cup - B Group (U-1800) | Qazvin | IRI | 2019-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1651 | 1764 | 2.50 | 5 | -0.70 | 40 | -28.00 | |
|  Zarbini, Khashayar | | | 1588 | IRI | 0.50 | 1 | -0.23 | 40 | -9.20 | |  Raei, Alireza | | | 1727 | IRI | 1.00 | 1 | 0.45 | 40 | 18.00 | | | Heravi, Mohammad Hossein | | | 1763 | IRI | 1.00 | 1 | 0.50 | 40 | 20.00 | | | Mahboubi, Mahziar | | | 1721 | IRI | 0.00 | 1 | -0.56 | 40 | -22.40 | | | Amirpour, Gholamreza | | | 1458 | IRI | 0.00 | 1 | -0.86 | 40 | -34.40 | |
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) | | | NOTE: K factor changed | | 4th Atrak Standard Cup 1398 - U2200 | North Khorasan | IRI | 2019-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1643 | 1801 | 4.00 | 7 | -0.68 | 20 | -13.60 | |
| | Parsarad, Moslem | | | 1401 * | IRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Khodabande, Farshid | | | 1413 | IRI | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Toufani, Kourosh | | | 2062 | IRI | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Ghanad, Aliakbar | | | 1401 * | IRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Akhgari, Reza | | | 2115 | IRI | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Pourreza, Amin | | | 1562 | IRI | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Safarnezhad, Armin | | | 1547 | IRI | 0.50 | 1 | -0.31 | 20 | -6.20 | | | * 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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