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Individual Calculations October 2018 |
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| Bahmani Tadavani, Alireza Total change: 2.80 | |   |
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| Fars Ayandesazan Standard Cup U-18 Mordad 1397 | Fars | IRI | 2018-08-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1198 | 1042 | 2.00 | 4 | 0.73 | 40 | 29.20 | |
|  Mazarei, Mohammad | | | 1410 | IRI | 0.50 | 1 | 0.40 | 40 | 16.00 | |  Makarian, Mahan | | | 1132 | IRI | 0.50 | 1 | 0.12 | 40 | 4.80 | | | Jafarpour, Bardia | | | 1045 | IRI | 1.00 | 1 | 0.50 | 40 | 20.00 | | | Rezaei, Arad | | | 1204 | IRI | 0.00 | 1 | -0.29 | 40 | -11.60 | |
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) | | | | Fars Boys U-14 Chess Championship 1397 | Fars | IRI | 2018-09-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1357 | 1057 | 0.00 | 4 | -0.66 | 40 | -26.40 | |
| | Soltani, Mohammad | | | 1457 * | IRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Bazarafshan, Roozbeh | | | 1457 * | IRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Alizadeh, Mohammad Hosein | | | 1339 | IRI | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Jalali, Aria | | | 1174 | IRI | 0.00 | 1 | -0.34 | 40 | -13.60 | | | * 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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