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Individual Calculations August 2023 |
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| Norouzi Chenari, Parsa Total change: -13.00 | |   |
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| 6th Iranian Amateures Chess Championship 2023 (1700 To 1999) | Zanjan | IRI | 2023-06-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1809 | 1707 | 0.00 | 3 | -1.08 | 20 | -21.60 | |
|  Karimi, Setayesh | | | 1829 | IRI | 0.00 | 1 | -0.33 | 20 | -6.60 | |  Ahmadi, Ramin | | | 1801 | IRI | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Khosravi, Korosh | | | 1797 | IRI | 0.00 | 1 | -0.38 | 20 | -7.60 | |
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) | | | | 19th Gilan Super League Round 8 | Gilan | IRI | 2023-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2124 | 1710 | 0.50 | 1 | 0.43 | 20 | 8.60 | |
| | Barzigar, Behrang | | | 2124 | IRI | 0.50 | 1 | 0.43 | 20 | 8.60 | |
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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