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Individual Calculations October 2017 |
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| Torbatian Mashhadi, Arian Total change: -8.80 | |   |
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| Tehran Boys Under 10 Championship 2017 | Tehran | IRI | 2017-08-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1289 | 1079 | 0.00 | 2 | -0.51 | 40 | -20.40 | |
|  Nouri, Alaa | | | 1430 | IRI | 0.00 | 1 | -0.11 | 40 | -4.40 | |  Hannani, Arshia | | | 1148 | IRI | 0.00 | 1 | -0.40 | 40 | -16.00 | |
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) | | | | Iranian Boys Under 10 Championship 1396 | Tehran | IRI | 2017-09-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1362 | 1046 | 1.00 | 5 | 0.29 | 40 | 11.60 | |
| | Hojjatinejad, Ilia | | | 1446 * | IRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Shahed, Mohammad Matin | | | 1396 * | IRI | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Nouri, Alaa | | | 1427 | IRI | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Arabcari, Aidin | | | 1295 | IRI | 1.00 | 1 | 0.81 | 40 | 32.40 | | | Hosseini, Mohammad Hossein | | | 1247 | IRI | 0.00 | 1 | -0.24 | 40 | -9.60 | | | * 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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