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Individual Calculations February 2023 |
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| Kalveus, Jan Total change: 32.20 | |   |
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| PRAGUE OPEN 2023 A - IM open | Prague | CZE | 2023-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1972 | 1783 | 3.50 | 8 | 1.36 | 20 | 27.20 | |
|  Nieminen, Kari | | | 2058 | FIN | 0.50 | 1 | 0.33 | 20 | 6.60 | |  Krasovskiy, Kirill | | | 2188 | FID | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Blumel, Otto | | | 1916 | CZE | 0.50 | 1 | 0.18 | 20 | 3.60 | | | Docekalova, Alexandra | | | 1929 | CZE | 1.00 | 1 | 0.70 | 20 | 14.00 | | | Juhanak, Daniel | | | 1985 | CZE | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Rogers, Tim L | | | 1942 | ENG | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Kolar, Dan | | | 1848 | CZE | 1.00 | 1 | 0.59 | 20 | 11.80 | | | Hujo, Jozef | | | 1909 | SVK | 0.50 | 1 | 0.17 | 20 | 3.40 | |
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) | | | | MARIENBAD OPEN 2023 D - seniors tournament 50 plus | Marianske Lazne | CZE | 2023-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1820 | 1783 | 3.00 | 6 | 0.25 | 20 | 5.00 | |
| | Westphal, Wolfgang | | | 2183 * | GER | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Nasshan, Erich | | | 1494 | GER | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Van Bentum, Horst | | | 1970 | GER | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Krueger, Thomas | | | 1508 | GER | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Ochmann, Reimund | | | 1904 | GER | 0.50 | 1 | 0.16 | 20 | 3.20 | | | Bublik, Frantisek | | | 1859 | CZE | 0.00 | 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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