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Individual Calculations September 2022 |
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| Mafakheri, Hiwa Total change: -44.00 | |   |
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| 10th Qazvin Cup Group B (U 1800) | Qazvin | IRI | 2022-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1390 | 1191 | 1.00 | 6 | -0.47 | 40 | -18.80 | |
|  Assarzadeh, Nazanin Fatemeh | | | 1399 | IRI | 0.00 | 1 | -0.23 | 40 | -9.20 | |  Zendehboodi, Fariba | | | 1425 | IRI | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Kamran Nia, Helia | | | 1320 | IRI | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Biriya, Yadollah | | | 1429 | IRI | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Lamei Ramand, Behrooz | | | 1393 | IRI | 1.00 | 1 | 0.76 | 40 | 30.40 | | | Abed Natanzi, Parsa | | | 1373 | IRI | 0.00 | 1 | -0.26 | 40 | -10.40 | |
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) | | | | 5th Iranian Amateures Chess Championship 2022 | Zanjan | IRI | 2022-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1551 | 1206 | 0.00 | 4 | -0.63 | 40 | -25.20 | |
| | Ansari, Soheil | | | 1867 | IRI | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Ghorbani, Mohammad Mehdi | | | 1523 | IRI | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Rahbar, Aihan | | | 1469 | IRI | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Behrooz, Amir Mohammad | | | 1344 | IRI | 0.00 | 1 | -0.31 | 40 | -12.40 | |
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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