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Individual Calculations October 2019 |
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| Yazdani, Ava Total change: 1.60 | |   |
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| Chess Championship of the Gilan Girls U(14) 1398 | Rasht | IRI | 2019-09-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1430 | 1518 | 1.00 | 2 | -0.14 | 40 | -5.60 | |
|  Masoumi, Sahar | | | 1742 | IRI | 0.00 | 1 | -0.22 | 40 | -8.80 | |  Ehsani, Reyhane | | | 1118 * | 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) | | | | 17th Gilan First League 1398 Round 1 | Rasht | IRI | 2019-09-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1653 | 1518 | 0.50 | 1 | 0.18 | 40 | 7.20 | |
| | Taheri, Mani | | | 1653 | IRI | 0.50 | 1 | 0.18 | 40 | 7.20 | |
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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