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Individual Calculations September 2022 |
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| Biriya, Mohammadamin Total change: -29.60 | |   |
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| 10th Qazvin Cup - A Group (Over 1800) | Qazvin | IRI | 2022-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1848 | 2010 | 3.00 | 6 | -1.17 | 40 | -46.80 | |
|  Ghafouri, Mohammad Javad | | | 1808 | IRI | 1.00 | 1 | 0.24 | 40 | 9.60 | |  Kakavand, Ramtin | | | 1610 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Shams, Mohammad Matin | | | 2105 | IRI | 0.00 | 1 | -0.37 | 40 | -14.80 | | | Heravi, Mohammad Hossein | | | 1852 | IRI | 0.00 | 1 | -0.71 | 40 | -28.40 | | | Mohammadi, Melika | | | 1856 | IRI | 0.50 | 1 | -0.21 | 40 | -8.40 | | | Hamedi Nia, Vesal | | wm | 1857 | IRI | 0.50 | 1 | -0.20 | 40 | -8.00 | | | * 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) | | | | Gilan Super League 18th Round 19-20 | Gilan | IRI | 2022-08-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2046 | 2072 | 1.50 | 2 | 0.43 | 40 | 17.20 | |
| | Pourramezan Chafjiri, Parsa | | | 1906 | IRI | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Jahedi, Mani | | | 2185 | IRI | 0.50 | 1 | 0.15 | 40 | 6.00 | |
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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