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Individual Calculations February 2023 |
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| Petirova, Iva Total change: 4.40 | |   |
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| KHSS Krajska soutez - skupina Zapad 2022-2023 r6-7 | various | CZE | 2023-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1855 | 1710 | 1.00 | 2 | 0.38 | 40 | 15.20 | |
|  Plchot, Miroslav | | | 1911 | CZE | 1.00 | 1 | 0.76 | 40 | 30.40 | |  Mrazek, Vladimir | | | 1798 | CZE | 0.00 | 1 | -0.38 | 40 | -15.20 | |
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) | | | | KHSS Krajsky prebor 2022-2023 r6-7 | various | CZE | 2023-01-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1564 | 1710 | 2.00 | 2 | 0.73 | 40 | 29.20 | |
| | Vitova, Anna | | | 1817 | CZE | 1.00 | 1 | 0.65 | 40 | 26.00 | | | Kutak, Jaroslav | | | 1310 * | CZE | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * 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) | | | | Extraliga mladeze - Zapad 2022-23 r6-7 | various | CZE | 2023-01-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1518 | 1710 | 0.50 | 2 | -1.00 | 40 | -40.00 | |
| | Dvorny, Tomas | | | 1507 | CZE | 0.50 | 1 | -0.26 | 40 | -10.40 | | | Licek, Prokop | | | 1528 | CZE | 0.00 | 1 | -0.74 | 40 | -29.60 | |
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) | | |
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