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Individual Calculations June 2022 |
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| Sharafi, Amirhossein Total change: 43.20 | |   |
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| Qazvin Chess Championship - 1400 | Qazvin | IRI | 2022-04-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1502 | 1124 | 0.50 | 4 | -0.16 | 40 | -6.40 | |
|  Mahdavi, Mahdis | | | 1812 | IRI | 0.00 | 1 | -0.01 | 40 | -0.40 | |  Mohamadi, Niyousha | | | 1600 | IRI | 0.00 | 1 | -0.05 | 40 | -2.00 | | | Tavakkoli, Shahin | | | 1460 | IRI | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Taleshi, Radmehr | | | 1135 | IRI | 0.00 | 1 | -0.48 | 40 | -19.20 | |
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) | | | | Iranian Cadet Chess Championship (Open U10) | Sari | IRI | 2022-05-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1320 | 1124 | 2.50 | 5 | 1.24 | 40 | 49.60 | |
| | Mahmoudi, Mohammad Pouria | | | 1394 | IRI | 0.50 | 1 | 0.33 | 40 | 13.20 | | | Gharibi, Arsham | | | 1328 | IRI | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Rajabzade, Ali | | | 1244 | IRI | 0.50 | 1 | 0.16 | 40 | 6.40 | | | Houshyar, Hadi | | | 1321 | IRI | 1.00 | 1 | 0.75 | 40 | 30.00 | | | Naderiyan, Amir Hosein | | | 1311 | IRI | 0.50 | 1 | 0.24 | 40 | 9.60 | |
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) | | |
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