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Rapid:
Individual Calculations June 2023 |
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| Riahi, Arvin Total change: -31.16 | |   |
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| Iranian Youth Chess Championship 2023 (Boys U16)_Rapid | Tehran | IRI | 2023-04-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1505 | 1882 | 5.50 | 8 | -1.64 | 38 | -62.32 | |
|  Azad, M Amin | | | 1393 | IRI | 0.00 | 1 | -0.96 | 38 | -36.48 | |  Movafeghi, Ata | | | 1482 * | IRI | 1.00 | 1 | 0.08 | 38 | 3.04 | | | Damod, Sajjad | | | 1509 | IRI | 1.00 | 1 | 0.10 | 38 | 3.80 | | | Karimpour Talebi, Arman | | | 1617 | IRI | 0.00 | 1 | -0.82 | 38 | -31.16 | | | Vasheghani, Behrad | | | 1413 | IRI | 1.00 | 1 | 0.05 | 38 | 1.90 | | | Parsa Rad, Amirhesam | | | 1577 | IRI | 1.00 | 1 | 0.14 | 38 | 5.32 | | | Golzarian, Kiarash | | | 1382 | IRI | 0.50 | 1 | -0.46 | 38 | -17.48 | | | Rafigh, Shervin | | | 1668 | IRI | 1.00 | 1 | 0.23 | 38 | 8.74 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | Tehran Grand Prize Chess Tournament | Tehran | IRI | 2023-05-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1697 | 1882 | 8.00 | 10 | 0.82 | 38 | 31.16 | |
| | Nikrooii, Erfan | | | 1519 | IRI | 1.00 | 1 | 0.10 | 38 | 3.80 | | | Moarrab, Ali.reza | | | 1621 | IRI | 1.00 | 1 | 0.18 | 38 | 6.84 | | | Ghasemi, Mohammadreza | | | 1662 | IRI | 1.00 | 1 | 0.22 | 38 | 8.36 | | | Najafiyan Pour, Mahyar | | | 1998 | IRI | 0.00 | 1 | -0.34 | 38 | -12.92 | | | Ramshini, Hamid | | | 1631 | IRI | 1.00 | 1 | 0.19 | 38 | 7.22 | | | Poursalan, Iman | | | 1482 * | IRI | 1.00 | 1 | 0.08 | 38 | 3.04 | | | Ramezani, Reza | | | 1734 | IRI | 0.00 | 1 | -0.70 | 38 | -26.60 | | | Ahadian, Armin | | | 1653 | IRI | 1.00 | 1 | 0.21 | 38 | 7.98 | | | Ghorbani, Sina | | | 1724 | IRI | 1.00 | 1 | 0.29 | 38 | 11.02 | | | Alaghehmand, Arshia | | | 1948 | IRI | 1.00 | 1 | 0.59 | 38 | 22.42 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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