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Individual Calculations November 2010 |
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| Dukaczewski, Piotr Total change: 23.25 | |   |
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| IBCA World Individual Chess Championship 2010 | Belgrade | SRB | 2010-08-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2207 | 2319 | 7.50 | 9 | 1.78 | 15 | 26.70 | |
|  Berggren, Marcus | | | 1937 | SWE | 1.00 | 1 | 0.09 | 15 | 1.35 | |  Ilic, Andreas | | | 2064 | GER | 1.00 | 1 | 0.19 | 15 | 2.85 | | | Cabarkapa, Milenko | m | | 2206 | SRB | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Wassin, Sergej | f | | 2295 | UKR | 1.00 | 1 | 0.47 | 15 | 7.05 | | | Meshkov, Yuri A | m | | 2398 | RUS | 0.00 | 1 | -0.39 | 15 | -5.85 | | | Avram, Sretko | f | | 2266 | SRB | 1.00 | 1 | 0.43 | 15 | 6.45 | | | Suder, Ryszard | | | 2210 | POL | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Rositsan, Boris | f | | 2218 | LTU | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Stachanczyk, Jacek | | | 2267 | POL | 1.00 | 1 | 0.43 | 15 | 6.45 | |
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) | | | | XXV Miedzynarodowy Turniej Szachowy Niewidomych i Slabowidzacych o Puchar Grunwaldu | Ramsowo | POL | 2010-09-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2112 | 2274 | 6.00 | 9 | -0.23 | 15 | -3.45 | |
| | Stankiewicz, Edward | | | 1913 | POL | 1.00 | 1 | 0.10 | 15 | 1.50 | | | Wojcieszyn, Zdzislaw | | | 2010 | POL | 0.50 | 1 | -0.32 | 15 | -4.80 | | | Suder, Ryszard | | | 2213 | POL | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Mackowiak, Marek | | | 2174 | POL | 0.00 | 1 | -0.64 | 15 | -9.60 | | | Gunajew, Rafal | f | | 2292 | POL | 0.50 | 1 | 0.03 | 15 | 0.45 | | | Staruch, Roman | | | 1978 | POL | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Renkowski, Piotr | | | 1957 | POL | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Stachanczyk, Jacek | | | 2278 | POL | 1.00 | 1 | 0.51 | 15 | 7.65 | | | Zoltek, Tadeusz | f | | 2194 | POL | 0.00 | 1 | -0.61 | 15 | -9.15 | |
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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