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Individual Calculations October 2019 |
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| Biriya, Mohammadamin Total change: -23.60 | |   |
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| Chess Championship of Gilan Province U(14) 1398 | Rasht | IRI | 2019-09-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1535 | 1920 | 6.50 | 7 | 0.13 | 40 | 5.20 | |
|  Darabipour, Roham | | | 1520 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Partovi, Arta | | | 1520 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Evazpour, Ali | | | 1520 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Shahmohammadi, Amirmohammad | | | 1520 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Izak Mohammadi, Arshia | | | 1520 * | IRI | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Shakoori, Alireza | | | 1520 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Bagheri, Mahan | | | 1627 | IRI | 1.00 | 1 | 0.15 | 40 | 6.00 | | | * 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 Super League 1398 Round 1 | Rasht | IRI | 2019-09-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1752 | 1920 | 0.00 | 1 | -0.72 | 40 | -28.80 | |
| | Khoshkalam, Seyed Mahan | | | 1752 | IRI | 0.00 | 1 | -0.72 | 40 | -28.80 | |
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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