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Individual Calculations February 2019 |
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| Heidarzadeh, Arsha Total change: -28.00 | |   |
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| Tehran Standard Cup 5-10 Dey U-2000 | Tehran | IRI | 2018-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1715 | 1728 | 4.50 | 7 | 0.96 | 40 | 38.40 | |
|  Khosronejad, Abtin | | | 1371 | IRI | 1.00 | 1 | 0.11 | 40 | 4.40 | |  Asgharvand, Davood | | | 1953 | IRI | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Azizi Tafreshi, Ali Akbar | | | 1458 | IRI | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Sadeghpour, Mohammad | | | 1916 | IRI | 1.00 | 1 | 0.74 | 40 | 29.60 | | | Ghanbari, Mahdi | | | 1809 | IRI | 0.50 | 1 | 0.11 | 40 | 4.40 | | | Aghamohamadi, M | | | 1941 | IRI | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Fazlali, Soheil | | | 1559 | IRI | 1.00 | 1 | 0.28 | 40 | 11.20 | |
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 Standard Cup 26 Dey-1 Bahman 1397 | Tehran | IRI | 2019-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1511 | 1778 | 2.50 | 5 | -1.58 | 40 | -63.20 | |
| | Alizadeh, Amirhosein | | | 1378 * | IRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Alamir Virsagh, Ehsan | | | 1609 | IRI | 0.00 | 1 | -0.72 | 40 | -28.80 | | | Azizi Tafreshi, Ali Akbar | | | 1460 | IRI | 0.50 | 1 | -0.37 | 40 | -14.80 | | | Karimi, Setayesh | | | 1542 | IRI | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Alizadeh, Amirmohammad | | | 1565 | IRI | 0.00 | 1 | -0.77 | 40 | -30.80 | | | * 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) | | | | Tehran U 18 League 2018 Round 9 | Tehran | IRI | 2019-01-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1722 | 1778 | 0.50 | 1 | -0.08 | 40 | -3.20 | |
| | Bahadori, Arash | | | 1722 | IRI | 0.50 | 1 | -0.08 | 40 | -3.20 | |
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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