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Individual Calculations November 2023 |
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| Bolandakhtar, Ata Total change: 26.40 | |   |
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| 1st Arvand International Chess Festival (U1900) | Abadan | IRI | 2023-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1647 | 1592 | 4.50 | 8 | 1.02 | 40 | 40.80 | |
|  Adil, Yasir Fouad Al-Bazooni | | | 1397 | IRQ | 1.00 | 1 | 0.25 | 40 | 10.00 | |  Nazar, Jamil Khalid | | | 1759 | IRQ | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Amirinasab, Hossein | | | 1385 | IRI | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Yousefiraki, Mojtaba | | | 1868 | IRI | 1.00 | 1 | 0.83 | 40 | 33.20 | | | Baktiar, Hamd Mohammed | | | 1777 | IRQ | 1.00 | 1 | 0.74 | 40 | 29.60 | | | Sadeghi Givi, Reza | | | 1879 | IRI | 0.50 | 1 | 0.34 | 40 | 13.60 | | | Ghorbani, Mohammad Mehdi | | | 1671 | IRI | 0.00 | 1 | -0.39 | 40 | -15.60 | | | Shakibaei Yekta, Ouriya | | | 1442 | IRI | 0.00 | 1 | -0.70 | 40 | -28.00 | |
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) | | | | Gilan Youth Chess Championship-BU16 | Gilan | IRI | 2023-10-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1415 | 1778 | 4.00 | 5 | -0.47 | 40 | -18.80 | |
| | Gholizadeh, Abolfazl | | | 1378 * | IRI | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Sadeghi Baloochi, Mahboud | | | 1317 | IRI | 1.00 | 1 | 0.05 | 40 | 2.00 | | | Karimi, Arad | | | 1402 | IRI | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Mehrkhah, Hadi | | | 1460 | IRI | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Rajabzadeh, Arsam | | | 1517 | IRI | 0.50 | 1 | -0.32 | 40 | -12.80 | | | * 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) | | | | 20th Gilan Super League Round 1 | Gilan | IRI | 2023-10-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1424 | 1778 | 1.00 | 1 | 0.11 | 40 | 4.40 | |
| | Astineh, Mojtaba | | | 1424 | IRI | 1.00 | 1 | 0.11 | 40 | 4.40 | |
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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