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Rapid:
Individual Calculations June 2023 |
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| Zihaghi, Amir Arsalan Total change: 76.23 | |   |
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| Iranian Youth Chess Championship 2023 (Boys U14)_Rapid | Tehran | IRI | 2023-04-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1546 | 1485 | 3.00 | 7 | 0.11 | 33 | 3.63 | |
|  Hasanpor Moghadam, Iman | | | 1671 | IRI | 0.00 | 1 | -0.26 | 33 | -8.58 | |  Maleki, Abolfazl | | | 1190 | IRI | 1.00 | 1 | 0.15 | 33 | 4.95 | | | Jalali, Armin | | | 1666 | IRI | 1.00 | 1 | 0.74 | 33 | 24.42 | | | Khosravi, Korosh | | | 1573 | IRI | 0.00 | 1 | -0.38 | 33 | -12.54 | | | Bigani, Mohammad Hessam | | | 1498 | IRI | 1.00 | 1 | 0.52 | 33 | 17.16 | | | Rabbani, Abtin | | | 1558 | IRI | 0.00 | 1 | -0.40 | 33 | -13.20 | | | Asadi, Mehrsam | | | 1666 | IRI | 0.00 | 1 | -0.26 | 33 | -8.58 | |
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) | | | | Rapid rated on Thursdays Khorasan Razavi 4 | Mashhad | IRI | 2023-05-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1603 | 1485 | 4.50 | 7 | 2.11 | 33 | 69.63 | |
| | Rahzad, Amir Ali | | | 1085 * | IRI | 1.00 | 1 | 0.08 | 33 | 2.64 | | | Safarnezhad, Armin | | | 1782 | IRI | 1.00 | 1 | 0.85 | 33 | 28.05 | | | Eskandari, Amirali | | | 1735 | IRI | 0.50 | 1 | 0.31 | 33 | 10.23 | | | Kohjani, Kiarash | | | 1555 | IRI | 1.00 | 1 | 0.60 | 33 | 19.80 | | | Vassalam, Mohammad Taghi | | | 1776 | IRI | 0.00 | 1 | -0.15 | 33 | -4.95 | | | Assarzadeh, Nazanin Fatemeh | | | 1676 | IRI | 0.00 | 1 | -0.25 | 33 | -8.25 | | | Parsa Rad, Amirhesam | | | 1611 | IRI | 1.00 | 1 | 0.67 | 33 | 22.11 | | | * 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) | | | | Rapid , Thursday, May 18, 1402, Khorasan Razavi | Khorasan Razavi | IRI | 2023-05-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1306 | 1485 | 5.00 | 7 | 0.09 | 33 | 2.97 | |
| | Nakhforoosh, Mohammad | | | 1180 | IRI | 1.00 | 1 | 0.14 | 33 | 4.62 | | | Nakhforoosh, Mohammad Reza | | | 1085 * | IRI | 1.00 | 1 | 0.08 | 33 | 2.64 | | | Zare, Jamal | | | 1789 | IRI | 0.00 | 1 | -0.14 | 33 | -4.62 | | | Hosini, Abdulrahim | | | 1481 | AFG | 0.00 | 1 | -0.51 | 33 | -16.83 | | | Eftekhari, Ermia | | | 1195 | IRI | 1.00 | 1 | 0.16 | 33 | 5.28 | | | Sabilian, Mohammadkian | | | 1103 | IRI | 1.00 | 1 | 0.09 | 33 | 2.97 | | | Ashtari, Abolfazl | | | 1311 | IRI | 1.00 | 1 | 0.27 | 33 | 8.91 | | | * 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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