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Individual Calculations August 2021 |
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| Chatalbashev, Boris Total change: -7.50 | |   |
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| Najdorf Chess Festival 2021 gr. A | Warszawa | POL | 2021-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2248 | 2535 | 6.50 | 9 | -0.93 | 10 | -9.30 | |
|  Liberadzki, Slawomir | | | 2135 * | POL | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Chomczyk, Marek | | | 2194 | POL | 0.00 | 1 | -0.88 | 10 | -8.80 | | | Murawko, Katarzyna | | wc | 2135 * | POL | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Kubicka, Anna | | wm | 2210 | POL | 1.00 | 1 | 0.13 | 10 | 1.30 | | | Zochowski, Kacper | f | | 2262 | POL | 0.50 | 1 | -0.33 | 10 | -3.30 | | | Chylewski, Patryk | f | | 2290 | POL | 0.50 | 1 | -0.30 | 10 | -3.00 | | | Karwowski, Kacper | c | | 2243 | POL | 1.00 | 1 | 0.15 | 10 | 1.50 | | | Fiedorek, Michal | f | | 2234 | POL | 1.00 | 1 | 0.15 | 10 | 1.50 | | | Noe, Christopher | m | | 2527 | GER | 0.50 | 1 | -0.01 | 10 | -0.10 | | | * 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) | | | | Warsaw Chess Open - A | Warszawa | POL | 2021-07-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2417 | 2535 | 6.00 | 9 | 0.18 | 10 | 1.80 | |
| | Alvarado, Carlos | | | 2152 | PER | 1.00 | 1 | 0.09 | 10 | 0.90 | | | Sliwicka, Alicja | | wm | 2308 | POL | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Pultinevicius, Paulius | g | | 2492 | LTU | 0.00 | 1 | -0.56 | 10 | -5.60 | | | Mis, Mieszko | f | | 2361 | POL | 1.00 | 1 | 0.27 | 10 | 2.70 | | | Fus, Jakub | f | | 2403 | POL | 1.00 | 1 | 0.32 | 10 | 3.20 | | | Teclaf, Pawel | m | | 2514 | POL | 1.00 | 1 | 0.47 | 10 | 4.70 | | | Laurusas, Tomas | m | | 2518 | LTU | 0.00 | 1 | -0.52 | 10 | -5.20 | | | Janik, Igor | m | | 2500 | POL | 1.00 | 1 | 0.45 | 10 | 4.50 | | | Sonis, Francesco | m | | 2501 | ITA | 0.00 | 1 | -0.55 | 10 | -5.50 | |
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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