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Individual Calculations May 2023 |
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| Ribstein, Orel Total change: -2.00 | |   |
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| Israel Youth Girl Championship under 14 -2023 | Israel | ISR | 2023-03-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1656 | 2048 | 7.50 | 9 | -0.66 | 40 | -26.40 | |
|  Abitbul, Matan | | | 1585 | ISR | 0.50 | 1 | -0.45 | 40 | -18.00 | |  Birka, Elia | | | 1648 * | ISR | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Umanskiy, Stanislav | | | 1580 | ISR | 1.00 | 1 | 0.05 | 40 | 2.00 | | | Gilor, Amit | | | 1678 | ISR | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Bercovici, Yaniv | | | 1679 | ISR | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Azoulay, Yehonatan | | | 1821 | ISR | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Ofir, Nevo | | | 1536 | ISR | 0.00 | 1 | -0.96 | 40 | -38.40 | | | Beitner, Yehonatan | | | 1651 | ISR | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Goz, Shachar | | | 1723 | ISR | 1.00 | 1 | 0.13 | 40 | 5.20 | | | * 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) | | | | Israeli Arzit League Darom 2023 Round 4 ligue artzit | Ashdod | ISR | 2023-04-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2009 | 2090 | 1.00 | 1 | 0.39 | 40 | 15.60 | |
| | Dvoskin, Vadim | | | 2009 | ISR | 1.00 | 1 | 0.39 | 40 | 15.60 | |
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) | | | | Israeli Arzit League Darom 2023 7 | Israel | ISR | 2023-04-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1865 | 2090 | 1.00 | 1 | 0.22 | 40 | 8.80 | |
| | Smoliar, Klim | | | 1865 | ISR | 1.00 | 1 | 0.22 | 40 | 8.80 | |
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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