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Individual Calculations August 2018 |
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| Yarifard, Hossein Total change: 16.40 | |   |
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| Ardabil province chess championship 1397 (Hariri memorial) | Ardabil | IRI | 2018-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1772 | 1400 | 0.00 | 2 | -0.20 | 40 | -8.00 | |
|  Oroojzadeh, Fardin | | | 1744 | IRI | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Freidoonzadeh, Akbar | | | 1800 * | IRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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) | | | | 2nd Lorestan Standrad Cup Under 1700 Tir 1397 | Lorestan | IRI | 2018-07-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1587 | 1400 | 2.00 | 5 | 0.61 | 40 | 24.40 | |
| | Ajamhasani, Amir | | | 1215 | IRI | 0.00 | 1 | -0.74 | 40 | -29.60 | |  Rahmani, Jamshid | | | 1685 | IRI | 1.00 | 1 | 0.84 | 40 | 33.60 | | | Bagheri, Ali | | | 1675 | IRI | 1.00 | 1 | 0.83 | 40 | 33.20 | | | Ahmadi, Bahram | | | 1669 | IRI | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Gorjizadeh, Iman | | | 1692 | IRI | 0.00 | 1 | -0.15 | 40 | -6.00 | |
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) | | |
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