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Individual Calculations September 2010 |
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| Piatek, Tomasz Total change: -18.50 | |   |
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| Druzynowe Mistrzostwa Slaska Seniorow LOS 2010 | woj. Slaskie | POL | 2010-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1711 | 1502 | 0.00 | 2 | -0.55 | 25 | -13.75 | |
|  Swiech, Piotr | | | 1902 * | POL | 0.00 | 1 | -0.08 | 25 | -2.00 | |  Slany, Wiktor | | | 1520 | POL | 0.00 | 1 | -0.47 | 25 | -11.75 | | | * 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) | | | | XXI Ogólnopolski Kolonijno-Wypoczynkowy Turniej Szachowy-Open B | Rudnik nad Sanem | POL | 2010-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1751 | 1502 | 0.00 | 1 | -0.19 | 25 | -4.75 | |
| | Cyboran, Katarzyna | | | 1751 | POL | 0.00 | 1 | -0.19 | 25 | -4.75 | |
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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