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Individual Calculations April 2023 |
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| Tashkinova, Sofiia Total change: -22.40 | |   |
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| Ramat Gan Masters A Winter 2023 | Ramat Gan | ISR | 2023-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1998 | 1928 | 3.50 | 7 | 0.65 | 40 | 26.00 | |
|  Sherman, Reem | | | 2249 | ISR | 1.00 | 1 | 0.87 | 40 | 34.80 | |  Gershkowich, David | f | | 2188 | ISR | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Rozen, Guy | | | 2027 | ISR | 1.00 | 1 | 0.64 | 40 | 25.60 | | | Kochavi, Dana | | | 1956 | ISR | 1.00 | 1 | 0.54 | 40 | 21.60 | | | Chernomordik, Pavel | f | | 2198 | ISR | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Gurevich, Neria | | | 1543 | ISR | 0.50 | 1 | -0.41 | 40 | -16.40 | | | Hasson Shreger, Shalev | | | 1823 | ISR | 0.00 | 1 | -0.64 | 40 | -25.60 | |
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) | | | | Rishon Lezion winter tour 2023 | Rishon le Zion | ISR | 2023-01-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1776 | 1928 | 4.50 | 7 | -0.25 | 40 | -10.00 | |
| | Birka, Elia | | | 1528 * | ISR | 0.00 | 1 | -0.92 | 40 | -36.80 | | | Rubinstein, Dori | | | 1628 | ISR | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Azoulay, Yehonatan | | | 1770 | ISR | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Raiko, Yossi | | | 1898 | ISR | 0.50 | 1 | -0.04 | 40 | -1.60 | | | Levi, Netanel | | | 2159 | ISR | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Waisberg, Arnold | | | 1671 | ISR | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Marcovici, Adrian | | | 1780 | ISR | 1.00 | 1 | 0.30 | 40 | 12.00 | | | * 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 5-6 | Israel | ISR | 2023-03-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1977 | 1963 | 0.00 | 2 | -0.96 | 40 | -38.40 | |
| | Rusanovsky, Yan | | | 1983 | ISR | 0.00 | 1 | -0.47 | 40 | -18.80 | | | Sokolinsky, Yaakov | | | 1971 | ISR | 0.00 | 1 | -0.49 | 40 | -19.60 | |
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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