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Individual Calculations July 2009 |
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| Pieczonka, Marcin Total change: 37.05 | |   |
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| Mazovia Team Championship | Mazowsze | POL | 2009-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1978 | 2107 | 3.50 | 5 | 0.27 | 15 | 4.05 | |
|  Sielicki, Tomasz | | | 2073 | POL | 0.00 | 1 | -0.55 | 15 | -8.25 | |  Golebiewski, Marek | | | 1757 | POL | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Sielicki, Tomasz | | | 2073 | POL | 1.00 | 1 | 0.45 | 15 | 6.75 | | | Szymanski, Andrzej | | | 2196 | POL | 1.00 | 1 | 0.62 | 15 | 9.30 | | | Kundzik, Jacek | | | 1792 | POL | 0.50 | 1 | -0.36 | 15 | -5.40 | |
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) | | | | 62nd YMCA Spring 2009-A | Warszawa | POL | 2009-04-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2124 | 2107 | 6.50 | 9 | 2.20 | 15 | 33.00 | |
| | Olejarczyk, Bogdan | | | 2168 | POL | 0.50 | 1 | 0.08 | 15 | 1.20 | | | Zurkowski, Andrzej | | | 2079 | POL | 1.00 | 1 | 0.46 | 15 | 6.90 | | | Siekierski, Pawel | | | 2081 | POL | 1.00 | 1 | 0.46 | 15 | 6.90 | | | Michniewski, Tomasz | | | 2213 | POL | 0.50 | 1 | 0.14 | 15 | 2.10 | | | Moskwinski, Tadeusz | | | 2216 | POL | 0.50 | 1 | 0.15 | 15 | 2.25 | | | Przybyla, Kamil | | | 2166 | POL | 1.00 | 1 | 0.58 | 15 | 8.70 | | | Szymczak, Rafal | | | 2025 | POL | 1.00 | 1 | 0.39 | 15 | 5.85 | | | Szefer, Michal | | | 2047 | POL | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Krasiewicz, Robert | | | 2122 | POL | 0.00 | 1 | -0.48 | 15 | -7.20 | |
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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