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Individual Calculations March 2023 |
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| Portych, Vaclav Total change: 8.20 | |   |
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| Hradecka vez 2023 r1 | Hradec Kralove | CZE | 2023-01-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1492 | 1734 | 1.00 | 1 | 0.20 | 20 | 4.00 | |
|  Nosek, Jiri | | | 1492 | CZE | 1.00 | 1 | 0.20 | 20 | 4.00 | |
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) | | | | Hradecka vez 2023 r2-4 | Hradec Kralove | CZE | 2023-02-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1757 | 1723 | 1.00 | 2 | 0.09 | 20 | 1.80 | |
|  Zaruba, Jaroslav | | | 1817 | CZE | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Tsapanidis, Vasilis | | | 1697 | CZE | 0.50 | 1 | -0.04 | 20 | -0.80 | |
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 Krajska soutez - skupina Zapad 2022-2023 r8-9 | various | CZE | 2023-02-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1750 | 1723 | 0.50 | 2 | -0.43 | 20 | -8.60 | |
| | Harantik, Josef | | | 1642 | CZE | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Trojan, Ondrej | | | 1857 | CZE | 0.00 | 1 | -0.32 | 20 | -6.40 | |
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 r8-9 | various | CZE | 2023-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1550 | 1723 | 2.00 | 2 | 0.55 | 20 | 11.00 | |
| | Michl, Zdenek | | | 1484 | CZE | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Tichy, Vaclav | | | 1615 | CZE | 1.00 | 1 | 0.35 | 20 | 7.00 | |
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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