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Individual Calculations May 2023 |
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| Shefer, Uri Total change: -104.88 | |   |
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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 |
| 1583 | 1928 | 4.50 | 8 | -2.48 | 38 | -94.24 | |
|  Birka, Elia | | | 1535 | ISR | 0.50 | 1 | -0.42 | 38 | -15.96 | |  Afek, Itay | | | 1528 * | ISR | 1.00 | 1 | 0.08 | 38 | 3.04 | | | Beitner, Yehonatan | | | 1651 | ISR | 0.00 | 1 | -0.83 | 38 | -31.54 | | | Semo, Sagy | | | 1471 | ISR | 0.50 | 1 | -0.45 | 38 | -17.10 | | | Andreev, Robert | | | 1540 | ISR | 0.50 | 1 | -0.41 | 38 | -15.58 | | | Ostrovsky Berman, Noam | | | 1709 | ISR | 0.50 | 1 | -0.28 | 38 | -10.64 | | | Blumenthal, Michael | | | 1465 | ISR | 1.00 | 1 | 0.05 | 38 | 1.90 | | | Taragan, Uri | | | 1761 | ISR | 0.50 | 1 | -0.22 | 38 | -8.36 | | | * 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) | | | | 1st PAFOS INTERNATIONAL CHESS TOURNAMENT CYPRUS 2023 | Pafos | CYP | 2023-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1907 | 1986 | 5.00 | 9 | -0.01 | 38 | -0.38 | |
| | Komodromos, Renos | | | 1586 * | CYP | 1.00 | 1 | 0.08 | 38 | 3.04 | | | Goluch, Piotr | m | | 2333 | POL | 0.00 | 1 | -0.11 | 38 | -4.18 | | | Konstantinides, Savvas | | | 1447 | CYP | 1.00 | 1 | 0.03 | 38 | 1.14 | | | Tsaknakis, Zisis | f | | 2310 | GRE | 0.00 | 1 | -0.13 | 38 | -4.94 | | | Savva, Hristoforos | | | 1708 | GRE | 1.00 | 1 | 0.17 | 38 | 6.46 | | | Cherkasov, Nikolai | f | | 2311 | FID | 0.00 | 1 | -0.13 | 38 | -4.94 | | | Aristotelous, Vassilis | | | 1703 | CYP | 1.00 | 1 | 0.16 | 38 | 6.08 | | | Chiras, Panagiotis | | | 1417 | CYP | 1.00 | 1 | 0.02 | 38 | 0.76 | | | Giannoulakis, Lampros | f | | 2352 | GRE | 0.00 | 1 | -0.10 | 38 | -3.80 | | | * 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) | | | | League Alef Shfela 2023 7 | Israel | ISR | 2023-04-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1777 | 1986 | 0.50 | 1 | -0.27 | 38 | -10.26 | |
| | Tiktin, Dor | | | 1777 | ISR | 0.50 | 1 | -0.27 | 38 | -10.26 | |
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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