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Individual Calculations January 2019 |
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| Ghasempoor, Abdollah Total change: -8.20 | |   |
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| 11th Golestan Chess League 1397 Round 5-10 | Golestan | IRI | 2018-11-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1828 | 1810 | 1.00 | 3 | -0.41 | 20 | -8.20 | |
|  Safaeenezhad, Reza | | | 1899 | IRI | 1.00 | 1 | 0.62 | 20 | 12.40 | | | Tavana, Mobin | | | 2087 | IRI | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Riahi, Arvin | | | 1498 | IRI | 0.00 | 1 | -0.86 | 20 | -17.20 | |
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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