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Individual Calculations September 2022 |
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| Pourreza, Ardalan Total change: -21.20 | |   |
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| 5th Iranian Amateures Chess Championship 2022 | Zanjan | IRI | 2022-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1537 | 1613 | 3.00 | 7 | -1.06 | 20 | -21.20 | |
|  Mastizadeh, Saeed | | | 1825 | IRI | 0.00 | 1 | -0.23 | 20 | -4.60 | |  Firoozi, Farbod | | | 1320 | IRI | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Mahdavi, Mahdis | | | 1851 | IRI | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Behrooz, Amir Mohammad | | | 1344 | IRI | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Mahboubi, Mahziar | | | 1851 | IRI | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Khalouei Koupaei, Arya | | | 1308 | IRI | 0.00 | 1 | -0.86 | 20 | -17.20 | | | Mosaeiean, Aryian | | | 1262 | IRI | 1.00 | 1 | 0.11 | 20 | 2.20 | |
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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