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Individual Calculations September 2015 |
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| Tahvili Raftar, Iman Total change: -29.40 | |   |
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| Esfahan Blind and Visually Impaired Open Chess Tournament (2015) | Esfahan | IRI | 2015-08-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1452 | 1461 | 0.00 | 1 | -0.51 | 40 | -20.40 | |
|  Salehi, Sadegh | | | 1452 | IRI | 0.00 | 1 | -0.51 | 40 | -20.40 | |
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) | | | NOTE: K factor changed | | 14th Iranian Men Festival (2015) | Rasht | IRI | 2015-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1627 | 1461 | 2.00 | 8 | -0.45 | 20 | -9.00 | |
|  Delavari, Amirali | | | 1861 * | IRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Masoumi, Mohammad | | | 1777 | IRI | 0.50 | 1 | 0.37 | 20 | 7.40 | | | Hoseini, S.alireza | | | 1719 | IRI | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Ghalandari Siah Estalkhi, Ali | | | 1701 | IRI | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Khazai, Parviz | | | 1370 | IRI | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Behzadi Rad, Behzad | | | 1652 | IRI | 0.50 | 1 | 0.25 | 20 | 5.00 | | | Pirzadeh Saravani, Mehdi | | | 1683 | IRI | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Rezaei Adriani, Mohammad | | | 1250 | IRI | 0.00 | 1 | -0.77 | 20 | -15.40 | | | * 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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