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Individual Calculations September 2018 |
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| Ghasemi Baba Ahmadi, Farshid Total change: -29.60 | |   |
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| Khouzestan Men Chess Championship 1397 | Khuzestan | IRI | 2018-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1279 | 1481 | 0.00 | 1 | -0.76 | 20 | -15.20 | |
|  Sadooni, Mohammadreza | | | 1279 | IRI | 0.00 | 1 | -0.76 | 20 | -15.20 | |
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) | | | | 17th Iranian Men Festival Chess Championship 1397 | Hamedan | IRI | 2018-08-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1571 | 1481 | 2.50 | 8 | -0.72 | 20 | -14.40 | |
| | Rahmatian, Shayan | | | 1881 * | IRI | 1.00 | 1 | 0.92 | 20 | 18.40 | |  Tajik, Masoud | | | 1881 * | IRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Ahadi, Mohammad Erfan | | | 1807 | IRI | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Sedaghati, Mehrdad | f | | 1881 * | IRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Chavoshi, Seyed Saeid | | | 1268 | IRI | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Poormosavi, Seyed Kanan | | | 1081 * | IRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Zamansani, Mohammad Sadegh | | | 1684 | IRI | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Zarei, Amirhosein | | | 1081 * | IRI | 0.00 | 1 | -0.92 | 20 | -18.40 | | | * 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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