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Rapid:
Individual Calculations December 2021 |
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| Ghaffarifar, Aylin Total change: -13.20 | |   |
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| 6th IRCF Weekly Rapid Tournament 1400 | Tehran | IRI | 2021-11-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1487 | 1140 | 0.00 | 5 | -0.77 | 20 | -15.40 | |
|  Rasouli Vasheghani, Soniya | | | 1334 | IRI | 0.00 | 1 | -0.25 | 20 | -5.00 | |  Shemshaki, Amir | | | 1670 | IRI | 0.00 | 1 | -0.03 | 20 | -0.60 | | | Zeinali, Alireza | | | 1446 | IRI | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Kiaei, Ali | | | 1722 | IRI | 0.00 | 1 | -0.02 | 20 | -0.40 | | | Dolat Abadi, Ali Asghar | | | 1264 | IRI | 0.00 | 1 | -0.33 | 20 | -6.60 | |
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) | | | | 7th IRCF Weekly Rapid Tournament 1400 | Tehran | IRI | 2021-11-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1505 | 1140 | 0.50 | 3 | 0.11 | 20 | 2.20 | |
| | Khanbaz, Nima | | | 1677 | IRI | 0.00 | 1 | -0.03 | 20 | -0.60 | | | Hamidi, Shadi | | | 1524 | IRI | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Amiri, Sadra | | | 1313 | IRI | 0.50 | 1 | 0.23 | 20 | 4.60 | |
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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