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Individual Calculations April 2019 |
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| Amirpour, Gholamreza Total change: 1.60 | |   |
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| 18th Qazvin Chess League 1397 Round 11-13 | Qazvin | IRI | 2019-03-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1528 | 1471 | 1.00 | 2 | 0.08 | 20 | 1.60 | |
|  Ghaemi, Ali Reza | | | 1185 | IRI | 1.00 | 1 | 0.16 | 20 | 3.20 | |  Mahdavi, Reza | | | 1871 * | IRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * 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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