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Individual Calculations October 2017 |
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| Riahi, Arvin Total change: 58.00 | |   |
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| Iranian Boys Under 12 Championship 1396 | Shahreza | IRI | 2017-09-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1409 | 1182 | 3.00 | 7 | 1.45 | 40 | 58.00 | |
|  Mahmoudi, Mani | | | 1582 * | IRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Tavakoli, Amirmohammad | | | 1421 | IRI | 0.50 | 1 | 0.30 | 40 | 12.00 | |  Khaneki, Amir Hossein | | | 1418 | IRI | 0.50 | 1 | 0.30 | 40 | 12.00 | | | Mokkarian, Arian | | | 1357 | IRI | 1.00 | 1 | 0.73 | 40 | 29.20 | | | Khamseh, Amin | | | 1337 | IRI | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Niromand, Mohammad Ebrahim | | | 1327 | IRI | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Kasebzadeh, Mehrshad | | | 1418 | IRI | 1.00 | 1 | 0.80 | 40 | 32.00 | | | * 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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