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Individual Calculations September 2018 |
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| Ali Abbaspour, Kian Total change: 8.00 | |   |
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| Tehran Under 10 Boys Championship 1397 | Tehran | IRI | 2018-08-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1308 | 1062 | 1.00 | 4 | 0.20 | 40 | 8.00 | |
|  Katouzian, Ali Reza | | | 1271 | IRI | 1.00 | 1 | 0.77 | 40 | 30.80 | |  Hadavandkhani, Mohammadmahdi | | | 1423 | IRI | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Agharafiei, Arshiya | | | 1331 | IRI | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Bigani, Mohammad Hessam | | | 1208 | IRI | 0.00 | 1 | -0.30 | 40 | -12.00 | |
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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