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Individual Calculations January 2021 |
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| Jedrusik, Adam Total change: -36.40 | |   |
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| Indywidualne Mistrzostwa Polski do lat 20 | Pokrzywna | POL | 2020-11-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1993 | 1891 | 4.00 | 9 | 0.67 | 40 | 26.80 | |
|  Godzwon, Iwo | f | | 2291 * | POL | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Klim, Juliusz | | | 1491 * | POL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Kokoszczynski, Jan | f | | 2221 | POL | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Boryna, Szymon | | | 1491 * | POL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Karolczuk, Iwo | | | 2065 | POL | 1.00 | 1 | 0.73 | 40 | 29.20 | | | Kowalski, Igor | f | | 2291 * | POL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Meers, Hubert | | | 1986 | POL | 0.50 | 1 | 0.13 | 40 | 5.20 | | | Krawczyk, Flawian | | | 2073 | POL | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Szczurek, Krzysztof | f | | 2031 | POL | 0.50 | 1 | 0.19 | 40 | 7.60 | | | * 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) | | | | Turniej o Puchar Burmistrza Ursusa | Warszawa | POL | 2020-12-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1721 | 1910 | 3.50 | 5 | -0.06 | 40 | -2.40 | |
| | Jankowski, Franciszek | | | 1510 * | POL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Kaczmarek, Tomasz | | | 1606 | POL | 0.50 | 1 | -0.36 | 40 | -14.40 | | | Mulawa, Cyprian | | | 1773 | POL | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Szewczyk, Mariusz | | | 2125 | POL | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Stefaniuk, Zbigniew | | | 1593 | POL | 1.00 | 1 | 0.13 | 40 | 5.20 | | | * 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) | | | | Otwarte Mistrzostwa Warszawy w szachach klasycznych - gr. A | Warszawa | POL | 2020-12-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1707 | 1910 | 0.00 | 2 | -1.52 | 40 | -60.80 | |
| | Bartodziej, Bartosz | | | 1695 | POL | 0.00 | 1 | -0.77 | 40 | -30.80 | | | Rejniak, Zuzanna | | | 1718 | POL | 0.00 | 1 | -0.75 | 40 | -30.00 | |
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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