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Individual Calculations August 2021 |
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| Friedland, Eldar Total change: -130.34 | |   |
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| Kiryat Ono Start of Summer 2021 A | Kiryat Ono | ISR | 2021-06-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1729 | 2037 | 3.00 | 5 | -1.27 | 38 | -48.26 | |
|  Lotsov Har-Zahav, Avraham | | | 1768 | ISR | 0.00 | 1 | -0.83 | 38 | -31.54 | |  Shifrin, Evgeny | | | 1801 | ISR | 0.00 | 1 | -0.80 | 38 | -30.40 | | | Eskenazi, Joy | | | 1668 | ISR | 1.00 | 1 | 0.10 | 38 | 3.80 | | | Ostrovsky Berman, Noam | | | 1637 * | ISR | 1.00 | 1 | 0.08 | 38 | 3.04 | | | Shaul Seidner, Liad | | | 1771 | ISR | 1.00 | 1 | 0.18 | 38 | 6.84 | | | * 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) | | | | Summer 2021 Petah Tikva A | Petah Tikva | ISR | 2021-06-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2009 | 2037 | 2.50 | 6 | -0.65 | 38 | -24.70 | |
| | Aharon, Ofir | f | | 2258 | ISR | 0.00 | 1 | -0.22 | 38 | -8.36 | | | Eskenazi, Joy | | | 1668 | ISR | 1.00 | 1 | 0.10 | 38 | 3.80 | | | Hertz, Yaniv | | | 1965 | ISR | 0.50 | 1 | -0.10 | 38 | -3.80 | | | Shteiman, Yuval | | | 1931 | ISR | 1.00 | 1 | 0.36 | 38 | 13.68 | | | Ehrlich, Roy | | | 2204 | ISR | 0.00 | 1 | -0.28 | 38 | -10.64 | | | Noy, Eyal | | | 2029 | ISR | 0.00 | 1 | -0.51 | 38 | -19.38 | |
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) | | | | Liga Arzit Zafon 2021 Rounds 7-8 | Various | ISR | 2021-07-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2078 | 2092 | 0.00 | 2 | -1.03 | 38 | -39.14 | |
| | Tsirilman, Guy | | | 1986 | ISR | 0.00 | 1 | -0.64 | 38 | -24.32 | | | Ljubarov, Mark | | | 2170 | ISR | 0.00 | 1 | -0.39 | 38 | -14.82 | |
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) | | | | 11th Kiryat Ono Summer Festival Open A | Kiryat Ono | ISR | 2021-07-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2184 | 2092 | 1.50 | 5 | -0.48 | 38 | -18.24 | |
| | Ben Ari, Yannay | f | | 2380 | ISR | 0.00 | 1 | -0.16 | 38 | -6.08 | | | Rivlin, Shachar | | | 1983 | ISR | 1.00 | 1 | 0.35 | 38 | 13.30 | | | Tzidkiya, Yeshaayahu | f | | 2394 | ISR | 0.00 | 1 | -0.15 | 38 | -5.70 | | | Katkov, Michelle | | wf | 2154 | ISR | 0.00 | 1 | -0.41 | 38 | -15.58 | | | Stolyarsky, Yegor | | | 2010 | ISR | 0.50 | 1 | -0.11 | 38 | -4.18 | |
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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