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Individual Calculations September 2009 |
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| Borkowski, Helmut Total change: -29.40 | |   |
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| V Mielenska Perla Baltyku B | Lazy | POL | 2009-06-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1747 | 1502 | 0.50 | 5 | -0.48 | 25 | -12.00 | |
|  Eggink, Ryszard | | | 1781 | POL | 0.00 | 1 | -0.16 | 25 | -4.00 | | | Marciniszyn, Jakub | | | 1773 | POL | 0.50 | 1 | 0.33 | 25 | 8.25 | |  Kotula, Oktawia | | | 1738 | POL | 0.00 | 1 | -0.20 | 25 | -5.00 | | | Skwarun, Wojciech | | | 1758 | POL | 0.00 | 1 | -0.19 | 25 | -4.75 | | | Snihur, Piotr | | | 1684 | POL | 0.00 | 1 | -0.26 | 25 | -6.50 | |
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) | | | | International Chess Tournament Kowalewo Pomorskie Open B | Kowalewo Pomorskie | POL | 2009-07-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1843 | 1502 | 0.00 | 4 | -0.48 | 25 | -12.00 | |
| | Pawlowski, Pawel | | | 1884 | POL | 0.00 | 1 | -0.09 | 25 | -2.25 | | | Siwon, Bogdan | | | 1902 * | POL | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Twardowski, Edward | | | 1804 | POL | 0.00 | 1 | -0.15 | 25 | -3.75 | | | Mazalon, Mateusz | | | 1783 | POL | 0.00 | 1 | -0.16 | 25 | -4.00 | | | * 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) | | | NOTE: K factor changed | | XX Jubileuszowy MFS im.Jozefa Kochana B | Koszalin | POL | 2009-08-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1840 | 1502 | 0.00 | 3 | -0.36 | 15 | -5.40 | |
| | Gulik, Pawel | | | 1902 * | POL | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Prominski, Piotr | | | 1825 | POL | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Zima, Teofil | | | 1794 | POL | 0.00 | 1 | -0.15 | 15 | -2.25 | | | * 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) | | |
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