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Individual Calculations October 2012 |
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| Dukaczewski, Piotr Total change: 52.95 | |   |
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| 40th World Chess Olympiad-Open | Istanbul | TUR | 2012-08-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2314 | 2228 | 6.00 | 9 | 2.43 | 15 | 36.45 | |
|  Cheparinov, Ivan | g | | 2628 * | BUL | 0.50 | 1 | 0.42 | 15 | 6.30 | |  Denny, Kevin | m | | 2304 | BAR | 1.00 | 1 | 0.60 | 15 | 9.00 | | | Huguet, Sergio | f | | 2094 | HON | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Nanjo, Ryosuke | c | | 2316 | JPN | 0.00 | 1 | -0.38 | 15 | -5.70 | | | Dive, Russell John | m | | 2334 | NZL | 0.50 | 1 | 0.14 | 15 | 2.10 | | | Griffiths, Ryan Rhys | f | | 2362 | IRL | 1.00 | 1 | 0.68 | 15 | 10.20 | | | Perera, W C C | | | 2110 | SRI | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Ynojosa, Felix Jose | f | | 2374 | VEN | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Amdouni, Zoubaier | | | 2305 | TUN | 1.00 | 1 | 0.61 | 15 | 9.15 | | | * 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) | | | | XXVII Puchar Grunwaldu | Dadaj | POL | 2012-09-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2096 | 2221 | 7.00 | 9 | 1.10 | 15 | 16.50 | |
| | Hilton, Stephen H | | | 1912 | SCO | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Pawelec, Bartosz | | | 2012 | POL | 0.00 | 1 | -0.77 | 15 | -11.55 | | | Migala, Andrzej | | | 2078 | POL | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Krol, Mariusz | | | 2024 | POL | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Gosek, Zenon | | | 2016 | POL | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Stachanczyk, Jacek | | | 2247 | POL | 1.00 | 1 | 0.54 | 15 | 8.10 | | | Gunajew, Rafal | f | | 2269 | POL | 1.00 | 1 | 0.57 | 15 | 8.55 | | | Mackowiak, Marek | | | 2160 | POL | 0.00 | 1 | -0.58 | 15 | -8.70 | | | Suder, Ryszard | | | 2145 | POL | 1.00 | 1 | 0.40 | 15 | 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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