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Individual Calculations September 2022 |
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| Weber, Yonatan Total change: -72.72 | |   |
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| 31st International open of Kavala - B group | Kavala | GRE | 2022-07-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1485 | 1682 | 5.50 | 9 | -1.24 | 36 | -44.64 | |
|  Neumann, Amit | | | 1421 | ISR | 0.50 | 1 | -0.32 | 36 | -11.52 | |  Miliou, Pinelopi | | | 1410 | GRE | 1.00 | 1 | 0.17 | 36 | 6.12 | | | Ouzounis, Konstantinos Kyr | | | 1378 | GRE | 0.50 | 1 | -0.36 | 36 | -12.96 | | | Karakasidis, Michail | | | 1458 | GRE | 0.00 | 1 | -0.78 | 36 | -28.08 | | | Louka, Marianthi | | | 1509 | GRE | 1.00 | 1 | 0.27 | 36 | 9.72 | | | Kyparissopoulos, Spyridon | | | 1492 | GRE | 1.00 | 1 | 0.25 | 36 | 9.00 | | | Parastatidis, Charalampos | | | 1498 | GRE | 0.00 | 1 | -0.74 | 36 | -26.64 | | | Ntouvelos, Ioannis | | | 1557 | GRE | 1.00 | 1 | 0.33 | 36 | 11.88 | | | Gkoutzouki, Aikaterini Argyro | | | 1640 | GRE | 0.50 | 1 | -0.06 | 36 | -2.16 | |
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) | | | | Israeli U18 team championship 2022 | Beer Yaakov | ISR | 2022-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1628 | 1569 | 0.50 | 3 | -0.77 | 36 | -27.72 | |
| | Ginsburg, Dan | | | 1535 | ISR | 0.00 | 1 | -0.55 | 36 | -19.80 | | | Weinreb, Boaz | | | 1763 | ISR | 0.00 | 1 | -0.25 | 36 | -9.00 | | | Adamchuk, Vlad | | | 1587 | ISR | 0.50 | 1 | 0.03 | 36 | 1.08 | |
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) | | | | Israeli team U14 championship, Nahum Naftali memorial 2022 | Afula | ISR | 2022-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1359 | 1569 | 5.00 | 7 | -0.01 | 36 | -0.36 | |
| | Raveh, Nimrod | | | 1169 * | ISR | 0.50 | 1 | -0.42 | 36 | -15.12 | | | Har-Zahav, Tamir | | | 1121 | ISR | 1.00 | 1 | 0.06 | 36 | 2.16 | | | Ashkenazy, Nir | | | 1302 | ISR | 1.00 | 1 | 0.18 | 36 | 6.48 | | | Duchan, Yoav | | | 1731 | ISR | 0.50 | 1 | 0.21 | 36 | 7.56 | | | Brenner, Bar | | | 1269 | ISR | 0.50 | 1 | -0.35 | 36 | -12.60 | | | Mond, Omri | | | 1725 | ISR | 0.50 | 1 | 0.21 | 36 | 7.56 | | | Aharonoff, Yair | | | 1196 | ISR | 1.00 | 1 | 0.10 | 36 | 3.60 | | | * 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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