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Individual Calculations April 2018 |
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| Pieczonka, Marcin Total change: 4.00 | |   |
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| Druzynowe Mistrzostwa Mazowsza 2017-2018 | Warszawa | POL | 2017-12-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2144 | 2092 | 1.50 | 3 | 0.20 | 20 | 4.00 | |
|  Gawronski, Miroslaw | | | 2050 | POL | 1.00 | 1 | 0.44 | 20 | 8.80 | | | Laszczak, Przemyslaw | | | 2100 | POL | 0.50 | 1 | 0.01 | 20 | 0.20 | |  Myc, Marcin | | | 2283 | POL | 0.00 | 1 | -0.25 | 20 | -5.00 | |
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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