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Individual Calculations December 2018 |
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| Koochaki, Ali Reza Total change: -2.60 | |   |
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| Gilan First League 1396 -1397 Round 2-4 | Rasht | IRI | 2018-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1715 | 1746 | 1.50 | 3 | -0.13 | 20 | -2.60 | |
|  Bolourifar, Alireza | | | 1724 | IRI | 1.00 | 1 | 0.47 | 20 | 9.40 | |  Rahmat Pour, Armin | | | 1647 | IRI | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Tahmasebi, Jamshid | | | 1774 | IRI | 0.00 | 1 | -0.46 | 20 | -9.20 | |
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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