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Individual Calculations January 2018 |
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| Pourgol, Arman Total change: -23.60 | |   |
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| Round 4-6 | Rasht | IRI | 2017-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1959 | 1913 | 0.00 | 1 | -0.44 | 20 | -8.80 | |
|  Ghorbani, Gholam | | | 1959 | IRI | 0.00 | 1 | -0.44 | 20 | -8.80 | |
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) | | | | Gilan First League 1396 4-6 | Rasht | IRI | 2017-12-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1584 | 1913 | 1.00 | 2 | -0.74 | 20 | -14.80 | |
|  Pourmohammadalzadeh, Siamak | | | 1654 | IRI | 0.00 | 1 | -0.82 | 20 | -16.40 | | | Yazdani, Hossein | | | 1513 * | IRI | 1.00 | 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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