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Individual Calculations February 2023 |
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| Schwarz, Harry Total change: 20.00 | |   |
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| Kfar Saba Championship for Veterans in Chess | Kfar Saba | ISR | 2022-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1629 | 1750 | 5.50 | 7 | 0.91 | 20 | 18.20 | |
|  Cohen, Ofer | | | 1557 | ISR | 1.00 | 1 | 0.25 | 20 | 5.00 | |  Gerchikov, Pavel | | | 1691 | ISR | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Shtern, Shmuel | | | 1470 | ISR | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Paz, Arnon | | | 1738 | ISR | 0.50 | 1 | -0.02 | 20 | -0.40 | | | Siti, Eli | | | 1616 | ISR | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Patt, Zafrir | | | 1779 | ISR | 0.50 | 1 | 0.04 | 20 | 0.80 | | | Lubish, Mordechai | | | 1549 | ISR | 0.50 | 1 | -0.26 | 20 | -5.20 | |
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) | | | | League Alef Sharon 2023 1-2 | Israel | ISR | 2023-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1818 | 1750 | 0.50 | 1 | 0.09 | 20 | 1.80 | |
| | Eisenberg, Vladimir | | | 1818 | ISR | 0.50 | 1 | 0.09 | 20 | 1.80 | |
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) | | |
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