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Individual Calculations July 2009 |
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| Woloszyn, Piotr Total change: -74.25 | |   |
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| 56th YMCA Winter 2009-C | Warszawa | POL | 2009-01-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1840 | 1831 | 4.00 | 13 | -2.36 | 15 | -35.40 | |
|  Piotrowski, Arkadiusz | | | 1914 | POL | 0.00 | 1 | -0.39 | 15 | -5.85 | |  Wilczynski, Adam | | | 1867 | POL | 1.00 | 1 | 0.55 | 15 | 8.25 | | | Sujkowski, Pawel | | | 1805 | POL | 0.00 | 1 | -0.54 | 15 | -8.10 | | | Nairi, Laurent | | | 1869 | FRA | 0.00 | 1 | -0.45 | 15 | -6.75 | | | Zbrzeski, Piotr | | | 1865 | POL | 0.00 | 1 | -0.45 | 15 | -6.75 | | | Kwiek, Janusz | | | 1803 | POL | 0.50 | 1 | -0.04 | 15 | -0.60 | | | Prus, Marek | | | 1812 | POL | 0.50 | 1 | -0.03 | 15 | -0.45 | | | Potocki, Karol | | | 1795 | POL | 0.00 | 1 | -0.55 | 15 | -8.25 | | | Wrabel, Antoni | | | 1876 | POL | 0.00 | 1 | -0.44 | 15 | -6.60 | | | Nowicki, Bartosz | | | 1827 | POL | 0.00 | 1 | -0.51 | 15 | -7.65 | | | Prazmowski, Wlodzimierz | | | 1748 | POL | 0.00 | 1 | -0.61 | 15 | -9.15 | | | Prazmowski, Bartosz | | | 1802 | POL | 1.00 | 1 | 0.46 | 15 | 6.90 | | | Kwiatkowski, Andrzej | | | 1937 | POL | 1.00 | 1 | 0.64 | 15 | 9.60 | |
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) | | | | XII Miedzynarodowy Turniej Szachowy-Open Krynica Zdroj 2009 | Krynica | POL | 2009-04-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1822 | 1831 | 3.00 | 8 | -1.08 | 15 | -16.20 | |
| | Frink, Ferenc | | | 2181 | HUN | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Matuszczyk, Krystian | | | 1992 | POL | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Kanach, Jerzy | | | 1481 | POL | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Galyga, Jozef | | | 1944 | POL | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Opolski, Wojciech | | | 1727 | POL | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Bobrowski, Piotr | | | 2028 | POL | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Radwan, Jan | | | 1692 | POL | 0.00 | 1 | -0.69 | 15 | -10.35 | | | Zarow, Elzbieta | | | 1528 | POL | 1.00 | 1 | 0.14 | 15 | 2.10 | |
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) | | | | Turniej Szachowy „Cztery Pory Roku” o Puchar Burmistrza Ursusa grupa A | Warszawa-Ursus | POL | 2009-05-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1767 | 1831 | 2.00 | 6 | -1.51 | 15 | -22.65 | |
| | Adamski, Jan | m | | 2181 | POL | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Tomczyk, Ryszard | | | 1608 | POL | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Brudzinski, Maciej | | | 1970 | POL | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Kowalewska, Agata | | | 1647 | POL | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Chmielewska, Joanna | | | 1671 | POL | 0.00 | 1 | -0.71 | 15 | -10.65 | | | Ogonowski, Jakub | | | 1524 | POL | 0.00 | 1 | -0.86 | 15 | -12.90 | |
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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