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Individual Calculations February 2022 |
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| Samsam, Farhad Total change: 10.00 | |   |
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| Gilan Super League 18th Round 13-14 | Gilan | IRI | 2021-12-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1637 | 1959 | 1.00 | 1 | 0.13 | 20 | 2.60 | |
|  Ebrahimi Rashti, Asal | | | 1637 | IRI | 1.00 | 1 | 0.13 | 20 | 2.60 | |
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) | | | | Iranian Seniors Chess Championships 2022-Over 50 | Gilan | IRI | 2022-01-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1716 | 1929 | 6.00 | 7 | 0.79 | 20 | 15.80 | |
| | Pakkhou, Hamid | | | 1529 * | IRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Taghavi, Seyed Ahmad | | | 1516 | IRI | 1.00 | 1 | 0.07 | 20 | 1.40 | | | Asgari, Kiamarz | | | 1815 | IRI | 0.00 | 1 | -0.66 | 20 | -13.20 | | | Raei Seddigh, Ali | | | 1818 | IRI | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Farokhfar, S Ahmad | | | 1661 | IRI | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Berkeh, Bijan | | | 1671 | IRI | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Sabah, Iraj | | | 1999 | IRI | 1.00 | 1 | 0.60 | 20 | 12.00 | | | * 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) | | | | Gilan Super League Round 15 | Gilan | IRI | 2022-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1529 | 1929 | 0.50 | 1 | -0.42 | 20 | -8.40 | |
| | Ghanbarpour, Mahan | | | 1529 * | IRI | 0.50 | 1 | -0.42 | 20 | -8.40 | | | * 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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