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Individual Calculations August 2023 |
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| Marzoughi, Mohammadsadegh Total change: -14.40 | |   |
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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 |
| 1842 | 1870 | 4.00 | 9 | -0.82 | 20 | -16.40 | |
|  Kouchaki, Amirreza | | | 1721 | IRI | 1.00 | 1 | 0.30 | 20 | 6.00 | |  Ghayourifar, Amir | | | 1959 | IRI | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Alavi, Mahsa | | | 1725 | IRI | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Taavoni, Rahim | | | 1940 | IRI | 1.00 | 1 | 0.60 | 20 | 12.00 | | | Hojjatinejad, Ilia | | | 1964 | IRI | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Afshani, Matin | | | 1741 | IRI | 0.50 | 1 | -0.17 | 20 | -3.40 | | | Shirpoor, Ramin | | | 1963 | IRI | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Ghoreishi Amiri, Seyed Kian | | | 1762 | IRI | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Rezaeii , Amirreza | | | 1806 | IRI | 0.00 | 1 | -0.59 | 20 | -11.80 | |
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 2nd League Round 8 | Gilan | IRI | 2023-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1506 | 1877 | 1.00 | 1 | 0.10 | 20 | 2.00 | |
| | Poursoleimani, Masoud | | | 1506 | IRI | 1.00 | 1 | 0.10 | 20 | 2.00 | |
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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