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Individual Calculations January 2009 |
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| Bonafede, Alessandro Total change: -19.20 | |   |
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| World Youth Chess Championships 2008 - Open 18 | Vung Tau | VIE | 2008-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2235 | 2327 | 5.50 | 11 | -1.28 | 15 | -19.20 | |
|  Rabbitte, Liam, F | | | 2012 | ENG | 1.00 | 1 | 0.14 | 15 | 2.10 | |  Toufighi, Homayoon | f | | 2470 | IRI | 0.50 | 1 | 0.19 | 15 | 2.85 | | | Ter-Sahakyan, Samvel | f | | 2495 | ARM | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Mitrovic, Boris | | | 2146 | SLO | 0.00 | 1 | -0.74 | 15 | -11.10 | | | Rajapakse, R M C M | | | 2132 | SRI | 0.50 | 1 | -0.25 | 15 | -3.75 | | | Valli, Frans | | | 2179 | FIN | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Ye, Ling Feng | | | 2188 | CAN | 0.50 | 1 | -0.19 | 15 | -2.85 | | | Kaisar, Jenius Hakiki | | | 2185 | INA | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Delorme, Axel | f | | 2415 | FRA | 0.00 | 1 | -0.38 | 15 | -5.70 | | | Rosberg, Simon | | | 2222 | SWE | 0.00 | 1 | -0.64 | 15 | -9.60 | | | Dang, The Nam | | | 2142 | VIE | 1.00 | 1 | 0.26 | 15 | 3.90 | |
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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