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Individual Calculations September 2021 |
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| Rozentalis, Eduardas Total change: -14.00 | |   |
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| Elitzur Summer 2021 GM | Petah Tikva | ISR | 2021-05-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2441 | 2529 | 5.00 | 9 | -0.57 | 10 | -5.70 | |
|  Kupervaser, Erez | f | | 2391 | ISR | 0.00 | 1 | -0.69 | 10 | -6.90 | | | Ben Ari, Yannay | f | | 2390 | ISR | 0.50 | 1 | -0.19 | 10 | -1.90 | |  Solomon, Asif | f | | 2392 | ISR | 1.00 | 1 | 0.32 | 10 | 3.20 | | | Tzidkiya, Yeshaayahu | f | | 2403 | ISR | 1.00 | 1 | 0.33 | 10 | 3.30 | | | Musyuk, Lior | f | | 2345 | ISR | 0.50 | 1 | -0.24 | 10 | -2.40 | | | Bronstein, Or | m | | 2444 | ISR | 0.50 | 1 | -0.12 | 10 | -1.20 | | | Peng, Li Min | m | | 2464 | UKR | 0.50 | 1 | -0.09 | 10 | -0.90 | | | Bernadskiy, Vitaliy | g | | 2587 | UKR | 0.50 | 1 | 0.08 | 10 | 0.80 | | | Sivuk, Vitaly | g | | 2550 | UKR | 0.50 | 1 | 0.03 | 10 | 0.30 | |
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) | | | | V Miedzynarodowy Memorial Ireny Warakomskiej - Open A | Suwalki | POL | 2021-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2262 | 2520 | 6.50 | 9 | -0.70 | 10 | -7.00 | |
| | Kumala, Aleksander | c | | 2206 | POL | 1.00 | 1 | 0.14 | 10 | 1.40 | | | Schippers, Maurice | f | | 2292 | NED | 0.00 | 1 | -0.79 | 10 | -7.90 | | | Pacuszka, Tomasz | f | | 2184 | POL | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Krawczyk, Flawian | | | 2120 * | POL | 0.50 | 1 | -0.42 | 10 | -4.20 | | | Zakrzewski, Marek | f | | 2295 | POL | 0.50 | 1 | -0.28 | 10 | -2.80 | | | Kiolbasa, Oliwia | | wm | 2255 | POL | 0.50 | 1 | -0.32 | 10 | -3.20 | | | Dzhuguryan, Tygran | | | 2176 | POL | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Goluch, Piotr | m | | 2333 | POL | 1.00 | 1 | 0.26 | 10 | 2.60 | | | Janik, Igor | m | | 2500 | POL | 1.00 | 1 | 0.47 | 10 | 4.70 | | | * 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) | | | | 57th Akiba Rubinstein Chess Festival - OPEN A | Polanica-Zdroj | POL | 2021-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2316 | 2523 | 6.50 | 9 | -0.13 | 10 | -1.30 | |
| | Vanduyfhuys, Daria | | wf | 2123 * | BEL | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Kuegel, Tobias | c | | 2267 | GER | 0.50 | 1 | -0.31 | 10 | -3.10 | | | Durand-Le Ludec, Brendan-Bubok | | | 2197 | FRA | 1.00 | 1 | 0.13 | 10 | 1.30 | | | Kucza, Karol | f | | 2337 | POL | 1.00 | 1 | 0.26 | 10 | 2.60 | | | Zilka, Stepan | g | | 2577 | CZE | 0.50 | 1 | 0.08 | 10 | 0.80 | | | Majek, Kacper | | | 2123 * | POL | 0.50 | 1 | -0.42 | 10 | -4.20 | | | Omelja, Artem | g | | 2499 | UKR | 0.50 | 1 | -0.03 | 10 | -0.30 | | | Grinev, Valeriy | m | | 2425 | UKR | 0.50 | 1 | -0.13 | 10 | -1.30 | | | Marczuk, Dominik | f | | 2292 | POL | 1.00 | 1 | 0.21 | 10 | 2.10 | | | * 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) | | |
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