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Individual Calculations April 2018 |
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| Grochowski, Michal Total change: -21.20 | |   |
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| III Wielkopolska Liga Seniorów Round 10-11 | Wielkopolska | POL | 2018-03-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1792 | 1797 | 1.00 | 2 | -0.02 | 40 | -0.80 | |
|  Olejarczyk, Wojciech | | | 1792 | POL | 0.00 | 1 | -0.51 | 40 | -20.40 | | | Warchol, Maria | | | 1791 | POL | 1.00 | 1 | 0.49 | 40 | 19.60 | |
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) | | | | DMP - III Liga Juniorow 2018 Round 5-9 | Gniezno | POL | 2018-03-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1427 | 1797 | 4.00 | 5 | -0.51 | 40 | -20.40 | |
| | Grzegorski, Michal | | | 1397 * | POL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Lazniewski, Tadeusz | | | 1450 | POL | 0.50 | 1 | -0.39 | 40 | -15.60 | |  Pabiszczak, Nikodem | | | 1397 * | POL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Drozdowicz, Ignacy | | | 1397 * | POL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Sachajko, Filip | | | 1494 | POL | 0.50 | 1 | -0.36 | 40 | -14.40 | | | * 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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