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Individual Calculations January 2009 |
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| Koohestani, Sh Total change: -24.90 | |   |
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| World Youth Chess Championships 2008 - Open 16 | Vung Tau | VIE | 2008-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2110 | 2146 | 4.00 | 10 | -1.51 | 15 | -22.65 | |
|  Shimanov, Aleksandr | m | | 2476 | RUS | 0.00 | 1 | -0.12 | 15 | -1.80 | |  Kobayashi, Atsuhiko | | | 1921 | JPN | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Hansen, Eric | | | 2362 | CAN | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Skoda, Martin | | | 2000 | CZE | 0.00 | 1 | -0.70 | 15 | -10.50 | | | Kiuttu, Roope | | | 2075 | FIN | 0.50 | 1 | -0.10 | 15 | -1.50 | | | Ong, Way Justin | | | 2044 | MAS | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Tan, Weiliang | | | 2040 | SIN | 0.00 | 1 | -0.64 | 15 | -9.60 | | | Kannemeyer, Werner | | | 1896 | RSA | 1.00 | 1 | 0.19 | 15 | 2.85 | | | Ivekovic, Zvonimir | | | 2270 | CRO | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Kottahachchy, K O V | | | 2017 | SRI | 0.50 | 1 | -0.17 | 15 | -2.55 | |
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) | | | | Iranian Semi Final Championship(men) | Ramsar | IRI | 2008-12-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2137 | 2146 | 5.50 | 11 | -0.15 | 15 | -2.25 | |
| | Sheykhhassani, Bardia | | | 1898 | IRI | 1.00 | 1 | 0.19 | 15 | 2.85 | | | Moosavian, S.hamed | f | | 2403 | IRI | 0.50 | 1 | 0.32 | 15 | 4.80 | | | Pourramezanali, Amirreza | | | 2077 | IRI | 0.00 | 1 | -0.60 | 15 | -9.00 | | | Bodesh, Abdollah | | | 2062 | IRI | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Sadeh, Shahin | | | 2202 | IRI | 0.50 | 1 | 0.08 | 15 | 1.20 | | | Arabi, Saeid | | | 2091 | IRI | 0.50 | 1 | -0.08 | 15 | -1.20 | | | Moradi, Behrooz | f | | 2265 | IRI | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Lahimi, Ariz | | | 2106 | IRI | 1.00 | 1 | 0.44 | 15 | 6.60 | | | Shafee, Hamid | | | 2114 | IRI | 0.50 | 1 | -0.04 | 15 | -0.60 | | | Mariouriad, Pouya | | | 2151 | IRI | 0.00 | 1 | -0.49 | 15 | -7.35 | | | Barzigar, Behrang | | | 2136 | IRI | 0.50 | 1 | -0.01 | 15 | -0.15 | |
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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