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Individual Calculations February 2023 |
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| Kaminski, Jan Total change: -13.00 | |   |
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| Druzynowe Mistrzostwa Mazowsza 2023 Round 1-4 | woj. mazowieckie | POL | 2023-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1491 | 1887 | 2.50 | 3 | -0.25 | 20 | -5.00 | |
|  Matuszewski, Kacper | | | 1487 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Rajlich, Vaclav | | | 1517 | POL | 0.50 | 1 | -0.40 | 20 | -8.00 | |  Czerwinski, Bartlomiej | | | 1470 | POL | 1.00 | 1 | 0.07 | 20 | 1.40 | | | * 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) | | | | Ursynowski Festiwal Szachowy - Grupa A 2023 | Warszawa | POL | 2023-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1610 | 1887 | 3.50 | 5 | -0.40 | 20 | -8.00 | |
| | Tarnowski, Pawel | | | 1487 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Niedzwiecki, Marek | | | 1455 | POL | 1.00 | 1 | 0.07 | 20 | 1.40 | | | Bociek, Piotr | | | 1502 | POL | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Smieszek, Wojciech | | | 2090 | POL | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Alwazir, Abdalhadi . O | | | 1516 | PLE | 0.50 | 1 | -0.40 | 20 | -8.00 | | | * 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) | | |
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