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Individual Calculations April 2019 |
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| Sobhanipour, Abbas Total change: -13.80 | |   |
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| 18th Qazvin Chess League 1397 Round 11-13 | Qazvin | IRI | 2019-03-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1907 | 1519 | 0.00 | 1 | -0.09 | 20 | -1.80 | |
|  Farmani Anuoshe, Ariyan | | | 1907 | IRI | 0.00 | 1 | -0.09 | 20 | -1.80 | |
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) | | | | 5th Qazvin Nowrouz Cup U-2000 Farvardin 1398 | Qazvin | IRI | 2019-03-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1449 | 1519 | 4.50 | 9 | -0.60 | 20 | -12.00 | |
| | Karimi Soureh, Kiarash | | | 1192 | IRI | 0.00 | 1 | -0.87 | 20 | -17.40 | |  Hayati, Amir Hesam | | | 1119 * | IRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Mirzaei, Mohammad Soroush | | | 1305 | IRI | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Salimiyan, Behzad | | | 1119 * | IRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Majidi, Seyed Mohammad Parsa | | | 1771 | IRI | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Shahsavari, Mahan | | | 1338 | IRI | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Badihi, Seyed Esmaeil | | | 1815 | IRI | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Hojjatoleslami, Seyedamir | | | 1674 | IRI | 1.00 | 1 | 0.71 | 20 | 14.20 | | | Abdollahisaber, Reza | | | 1708 | IRI | 0.00 | 1 | -0.25 | 20 | -5.00 | | | * 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) | | |
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