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Individual Calculations January 2020 |
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| Rahmatian, Shayan Total change: 4.80 | |   |
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| Round 4-8 | Hamedan | IRI | 2019-11-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2015 | 1999 | 1.50 | 3 | 0.07 | 20 | 1.40 | |
|  Ghanbaralifarzad, Mohammad Hosei | | | 1814 | IRI | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Alibabaei, Sasan | | | 2064 | IRI | 0.50 | 1 | 0.09 | 20 | 1.80 | | | Khatibi, Meysam | | | 2167 | IRI | 0.00 | 1 | -0.28 | 20 | -5.60 | |
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) | | | | Tehran Men 1st League 2019 Round 4-5 | Tehran | IRI | 2019-11-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2189 | 1999 | 0.00 | 1 | -0.25 | 20 | -5.00 | |
|  Ghaziolsharif, Kaveh | | | 2189 | IRI | 0.00 | 1 | -0.25 | 20 | -5.00 | |
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) | | | | Round 9-10-11 | Hamedan | IRI | 2019-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1733 | 2060 | 3.00 | 3 | 0.42 | 20 | 8.40 | |
| | Valadi, Mohammadreza | | | 1879 | IRI | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Aslani, Mehrdad | | | 1660 * | IRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Salehi, Hossein | | | 1660 * | IRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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