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Individual Calculations February 2023 |
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| Grochulski, Krzysztof Total change: -129.60 | |   |
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| OTWARTA LIGA MAZOWIECKA 2023 Round 1-4 | woj. mazowieckie | POL | 2023-01-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1654 | 1844 | 1.50 | 4 | -1.30 | 40 | -52.00 | |
|  Was, Stanislaw | | | 1444 * | POL | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Kicinska, Magdalena | | | 1463 | POL | 0.50 | 1 | -0.41 | 40 | -16.40 | | | Bugajski, Robert | f | | 1942 | POL | 0.00 | 1 | -0.37 | 40 | -14.80 | | | Terkiewicz, Bruno | | | 1768 | POL | 0.00 | 1 | -0.60 | 40 | -24.00 | | | * 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) | | | | V Turniej Zimowy - grupa A | Grodzisk Mazowiecki | POL | 2023-01-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1456 | 1844 | 1.50 | 4 | -1.94 | 40 | -77.60 | |
| | Serafin, Franciszek | | | 1204 | POL | 0.50 | 1 | -0.49 | 40 | -19.60 | | | Emmel, Bartosz | | | 1385 | POL | 1.00 | 1 | 0.05 | 40 | 2.00 | | | Grabowski, Marek | | | 1790 | POL | 0.00 | 1 | -0.58 | 40 | -23.20 | | | Grochulski, Tomasz | | | 1444 * | POL | 0.00 | 1 | -0.92 | 40 | -36.80 | | | * 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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