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Individual Calculations August 2021 |
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| Lewtak, Damian Total change: 13.80 | |   |
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| XVII MIEDZYNARODOWY FESTIWAL SZACHOWY PERLA BALTYKU - GRUPA A | Lazy | POL | 2021-06-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2193 | 2380 | 7.50 | 9 | 1.05 | 10 | 10.50 | |
|  Zabron, Maksym | | | 1980 * | POL | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Majewski, Krzysztof | | | 1980 * | POL | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Sernecki, Franciszek | f | | 2211 | POL | 1.00 | 1 | 0.28 | 10 | 2.80 | | | Goluch, Piotr | m | | 2333 | POL | 1.00 | 1 | 0.43 | 10 | 4.30 | | | Nurkiewicz, Maciej | | | 2342 | POL | 1.00 | 1 | 0.45 | 10 | 4.50 | | | Swicarz, Maciej | | | 2341 | POL | 0.50 | 1 | -0.05 | 10 | -0.50 | | | Klepek, Witold | | | 2208 | POL | 1.00 | 1 | 0.27 | 10 | 2.70 | | | Nowak, Mikolaj | | | 2310 | POL | 0.00 | 1 | -0.60 | 10 | -6.00 | | | Wojdak, Jan | | | 2029 | POL | 1.00 | 1 | 0.11 | 10 | 1.10 | | | * 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) | | | | Najdorf Chess Festival 2021 gr. A | Warszawa | POL | 2021-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2225 | 2380 | 6.50 | 9 | 0.28 | 10 | 2.80 | |
| | Kaliszuk, Kamil | | | 1981 | POL | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Marcinczyk, Monika | | wc | 2090 | POL | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Fiedorek, Michal | f | | 2234 | POL | 1.00 | 1 | 0.30 | 10 | 3.00 | | | Donchenko, Alexander | g | | 2652 | GER | 0.00 | 1 | -0.17 | 10 | -1.70 | | | Bednarczyk, Damian | | | 2247 | POL | 0.50 | 1 | -0.18 | 10 | -1.80 | | | Kokoszczynski, Jan | f | | 2219 | POL | 0.50 | 1 | -0.21 | 10 | -2.10 | | | Czernek, Tymon | f | | 2171 | POL | 0.50 | 1 | -0.27 | 10 | -2.70 | | | Selbes, Tarik | f | | 2235 | TUR | 1.00 | 1 | 0.31 | 10 | 3.10 | | | Klepek, Witold | | | 2192 | POL | 1.00 | 1 | 0.26 | 10 | 2.60 | |
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) | | | | Warsaw Chess Open - A | Warszawa | POL | 2021-07-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2322 | 2380 | 4.50 | 8 | 0.05 | 10 | 0.50 | |
| | Piotrowski, Pawel | | | 2027 | POL | 0.50 | 1 | -0.39 | 10 | -3.90 | | | Wojdak, Jan | | | 2014 | POL | 1.00 | 1 | 0.10 | 10 | 1.00 | | | Szustakowski, Antoni | f | | 2260 | POL | 0.50 | 1 | -0.16 | 10 | -1.60 | | | Kiolbasa, Oliwia | | wm | 2255 | POL | 1.00 | 1 | 0.33 | 10 | 3.30 | | | Jakubowski, Krzysztof | g | | 2497 | POL | 1.00 | 1 | 0.66 | 10 | 6.60 | | | Laurusas, Tomas | m | | 2518 | LTU | 0.00 | 1 | -0.31 | 10 | -3.10 | | | Sonis, Francesco | m | | 2501 | ITA | 0.50 | 1 | 0.16 | 10 | 1.60 | | | Janik, Igor | m | | 2500 | POL | 0.00 | 1 | -0.34 | 10 | -3.40 | |
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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