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Individual Calculations October 2018 |
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| Jafari, Arshia Total change: -40.80 | |   |
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| 3rd Iranian Amateur Under 2000 Chess Championship 1397 | Zanjan | IRI | 2018-09-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1615 | 1827 | 0.50 | 2 | -1.02 | 40 | -40.80 | |
|  Moshirabadi, Hadi | | | 1520 | IRI | 0.50 | 1 | -0.36 | 40 | -14.40 | |  Rostami, Hossein | | | 1709 | IRI | 0.00 | 1 | -0.66 | 40 | -26.40 | |
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) | | |
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