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Individual Calculations May 2023 |
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| Afek, Itay Total change: 144.80 | |   |
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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 |
| 1593 | 1379 | 4.00 | 9 | 1.40 | 40 | 56.00 | |
|  Daher, Rojeh | | | 1091 | ISR | 1.00 | 1 | 0.16 | 40 | 6.40 | |  Bercovici, Yaniv | | | 1679 | ISR | 0.50 | 1 | 0.35 | 40 | 14.00 | | | Shefer, Uri | | | 1928 | ISR | 0.00 | 1 | -0.03 | 40 | -1.20 | | | Ravid, Gal | | | 1309 | ISR | 0.50 | 1 | -0.10 | 40 | -4.00 | | | Berlad, Asaf | | | 1879 | ISR | 0.00 | 1 | -0.04 | 40 | -1.60 | | | Zingrov, Daniel | | | 1457 | ISR | 1.00 | 1 | 0.61 | 40 | 24.40 | | | Dezent, Eyal | | | 1841 | ISR | 0.50 | 1 | 0.45 | 40 | 18.00 | | | Abitbul, Matan | | | 1585 | ISR | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Qasem, Muhamad Mody | | | 1565 | ISR | 0.50 | 1 | 0.24 | 40 | 9.60 | |
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) | | | | CZERNIAK 36 MEMORIAL 2023 OPEN B | Tel Aviv | ISR | 2023-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1560 | 1469 | 4.00 | 5 | 1.98 | 40 | 79.20 | |
| | Dobkin, Uri | | | 1509 | ISR | 1.00 | 1 | 0.56 | 40 | 22.40 | | | Ginsburg, Dan | | | 1491 | ISR | 0.50 | 1 | 0.03 | 40 | 1.20 | | | Itkin, Igor | | | 1324 | ISR | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Asherov, Aharon | | | 1568 | ISR | 1.00 | 1 | 0.64 | 40 | 25.60 | | | Cohen, Avi | | | 1910 | USA | 0.50 | 1 | 0.44 | 40 | 17.60 | |
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) | | | | League Bet Tel Aviv 2023 7 | Israel | ISR | 2023-04-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1268 | 1469 | 1.00 | 1 | 0.24 | 40 | 9.60 | |
| | Nachmias, Moshe | | | 1268 | ISR | 1.00 | 1 | 0.24 | 40 | 9.60 | |
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) | | |
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