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Individual Calculations January 2018 |
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| Kowalski, Janusz Total change: -20.00 | |   |
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| Ogolnopolski Maraton Szachowy Pracownikow Firm Budowlanych, Przemyslu Materialow Budowlanych, Przemyslu Drzewnego i Lesnego - Grupa A | Radom | POL | 2017-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1597 | 1367 | 0.50 | 4 | -0.50 | 40 | -20.00 | |
|  Ciechonski, Piotr | | | 1767 * | POL | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Banasik, Tomasz | | | 1419 | POL | 0.00 | 1 | -0.43 | 40 | -17.20 | | | Siek, Jerzy | | | 1434 | POL | 0.50 | 1 | 0.09 | 40 | 3.60 | | | Mlynarski, Kamil | | | 1767 * | POL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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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