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Individual Calculations September 2019 |
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| Ghayourifar, Ali Total change: 33.39 | |   |
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| 9th Qazvin Cup - A Group (U-2100) | Qazvin | IRI | 2019-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1663 | 1745 | 4.00 | 9 | -1.48 | 21 | -31.08 | |
|  Safiri, Ali | | | 1973 | IRI | 0.50 | 1 | 0.29 | 21 | 6.09 | |  Alibabaei, Sasan | | | 2017 | IRI | 0.00 | 1 | -0.17 | 21 | -3.57 | | | Kalvandi, Mohammad Naeim | | | 1588 | IRI | 0.00 | 1 | -0.71 | 21 | -14.91 | | | Moosavifar, Seyed Abolfazl | | | 1631 | IRI | 1.00 | 1 | 0.34 | 21 | 7.14 | | | Moradi Kelardehi, Mobin | | | 1620 | IRI | 0.00 | 1 | -0.67 | 21 | -14.07 | | | Mohammadi, Melika | | | 1511 | IRI | 0.00 | 1 | -0.79 | 21 | -16.59 | | | Khosronejad, Abtin | | | 1493 | IRI | 1.00 | 1 | 0.19 | 21 | 3.99 | | | Karimi, Setayesh | | | 1513 | IRI | 1.00 | 1 | 0.21 | 21 | 4.41 | | | Khanipour, Abolfazl | | | 1622 | IRI | 0.50 | 1 | -0.17 | 21 | -3.57 | |
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) | | | | Alborz Chess Championship 1398 (U16-Boys) | Alborz | IRI | 2019-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1743 | 1729 | 4.00 | 6 | 1.13 | 21 | 23.73 | |
| | Khosravani, Armin | | | 1510 | IRI | 1.00 | 1 | 0.22 | 21 | 4.62 | | | Veisi, Armin | | | 1931 | IRI | 0.00 | 1 | -0.24 | 21 | -5.04 | | | Ghorbani, Sina | | | 1794 | IRI | 1.00 | 1 | 0.59 | 21 | 12.39 | | | Heravi, Mohammad Hossein | | | 1830 | IRI | 1.00 | 1 | 0.64 | 21 | 13.44 | | | Rasouli Mehrjardi, Amirmohammad | | | 1821 | IRI | 0.00 | 1 | -0.37 | 21 | -7.77 | | | Salman, Yasin | | | 1571 | IRI | 1.00 | 1 | 0.29 | 21 | 6.09 | |
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) | | | | Ardabil Week Achmaz School Standard Cup shahrivar 1398 | Ardabil | IRI | 2019-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1812 | 1729 | 4.00 | 7 | 1.35 | 21 | 28.35 | |
| | Ahmadi, Ramin | | | 1883 | IRI | 0.00 | 1 | -0.29 | 21 | -6.09 | | | Majidzadeh, Amirhossein | | | 1350 | IRI | 1.00 | 1 | 0.09 | 21 | 1.89 | | | Afzoon, Danial | | | 1986 | IRI | 0.50 | 1 | 0.32 | 21 | 6.72 | | | Shiri, Alireza | | | 1856 | IRI | 1.00 | 1 | 0.67 | 21 | 14.07 | | | Golshannejad, Sepehr | | | 1840 | IRI | 0.50 | 1 | 0.15 | 21 | 3.15 | | | Marzoughi, Mohammadsadegh | | | 1937 | IRI | 1.00 | 1 | 0.77 | 21 | 16.17 | | | Anvari Azar, Hasan | | | 1833 | IRI | 0.00 | 1 | -0.36 | 21 | -7.56 | |
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) | | | | 2nd Iranian Talent Olympiad 2019- Boys Standard | Gilan | IRI | 2019-08-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1462 | 1729 | 4.00 | 5 | -0.08 | 21 | -1.68 | |
| | Barzideh, Sepehr | | | 1329 * | IRI | 1.00 | 1 | 0.08 | 21 | 1.68 | | | Asadi, Kiyan | | | 1423 | IRI | 1.00 | 1 | 0.14 | 21 | 2.94 | | | Saydi, Karo | | | 1489 | IRI | 0.50 | 1 | -0.30 | 21 | -6.30 | | | Rezaei, Amirhossein | | | 1500 | IRI | 0.50 | 1 | -0.29 | 21 | -6.09 | | | Looni, Arshiya | | | 1570 | IRI | 1.00 | 1 | 0.29 | 21 | 6.09 | | | * 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) | | | | 6th Gilan Ayandehsazan Leage (Under 16) 1398 | Gilan | IRI | 2019-08-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1845 | 1729 | 2.50 | 5 | 0.67 | 21 | 14.07 | |
| | Peliani, Fatemeh | | | 1329 * | IRI | 1.00 | 1 | 0.08 | 21 | 1.68 | | | Niazi, Arash | | | 1807 | IRI | 0.50 | 1 | 0.11 | 21 | 2.31 | | | Daneshvar, Bardiya | m | | 2129 * | IRI | 0.50 | 1 | 0.42 | 21 | 8.82 | | | Nazari, Arad | | | 2129 * | IRI | 0.00 | 1 | -0.08 | 21 | -1.68 | | | Amjad Yazdandoust, Mohammadreza | | | 1831 | IRI | 0.50 | 1 | 0.14 | 21 | 2.94 | | | * 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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