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Individual Calculations August 2023 |
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| Bodenshtein, Yair Total change: 25.40 | |   |
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| Kfar Saba Open Chess Championship 2023 | Kfar Saba | ISR | 2023-06-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1864 | 1854 | 5.00 | 8 | 0.78 | 20 | 15.60 | |
|  Faust, Iftach | | | 1454 * | ISR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Dvoirys, Semen I. | g | | 2474 | RUS | 0.00 | 1 | -0.01 | 20 | -0.20 | |  Ofir, Nevo | | | 1660 | ISR | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Golan, Ori | | | 1399 | ISR | 1.00 | 1 | 0.06 | 20 | 1.20 | | | Kopelevitch, Eli | | | 1731 | ISR | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Gilor, Amit | | | 1735 | ISR | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Leib, Daniel | | | 2046 | ISR | 1.00 | 1 | 0.75 | 20 | 15.00 | | | Kaspi, Alexander | m | | 2414 | ISR | 0.00 | 1 | -0.02 | 20 | -0.40 | | | * 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) | | | | 13th Kiryat Ono Summer Festival Open A | Kiryat Ono | ISR | 2023-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2113 | 1864 | 1.50 | 4 | 0.49 | 20 | 9.80 | |
| | Zemach, Nadav | f | | 2375 | ISR | 0.00 | 1 | -0.04 | 20 | -0.80 | | | Menahem, Adi | c | | 2147 | ISR | 0.50 | 1 | 0.34 | 20 | 6.80 | | | Berlad, Asaf | | | 1713 | ISR | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Uritsky, Yonathan | | | 2215 | ISR | 0.00 | 1 | -0.11 | 20 | -2.20 | |
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) | | |
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