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Individual Calculations January 2022 |
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| Sapir, Omri Total change: 86.73 | |   |
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| Autumn Competition 2021 Kfar Saba | Kfar Saba | ISR | 2021-10-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1729 | 1415 | 3.50 | 7 | 2.38 | 21 | 49.98 | |
|  Klevinskiy, David | | | 1808 | ISR | 1.00 | 1 | 0.92 | 21 | 19.32 | | | Bulkovstein, David | | | 1815 * | ISR | 0.50 | 1 | 0.42 | 21 | 8.82 | | | Shefer, Uri | | | 1790 | ISR | 0.00 | 1 | -0.09 | 21 | -1.89 | |  Calabrese, Gabriel | | | 1815 * | ISR | 1.00 | 1 | 0.92 | 21 | 19.32 | | | Weisbuch, Ido | | | 1409 | ISR | 0.00 | 1 | -0.51 | 21 | -10.71 | | | Schwarz, Harry | | | 1815 * | ISR | 0.50 | 1 | 0.42 | 21 | 8.82 | | | Shilon Rahav, Eliran | | | 1653 | ISR | 0.50 | 1 | 0.30 | 21 | 6.30 | | | * 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) | | | | Kiryat Ono Autumn 2021 | Kiryat Ono | ISR | 2021-10-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1673 | 1415 | 2.50 | 7 | 1.05 | 21 | 22.05 | |
| | Blass, Eyal | | | 1811 | ISR | 0.00 | 1 | -0.08 | 21 | -1.68 | | | Tamir, Rami | | | 1572 | ISR | 0.00 | 1 | -0.29 | 21 | -6.09 | | | Elkin, Michael | | | 1815 * | ISR | 0.50 | 1 | 0.42 | 21 | 8.82 | | | Weber, Yonatan | | | 1433 | ISR | 0.00 | 1 | -0.47 | 21 | -9.87 | | | Zusman, Tal | | | 1626 | ISR | 1.00 | 1 | 0.77 | 21 | 16.17 | | | Levanzov, Yevgeny | | | 1636 | ISR | 0.00 | 1 | -0.22 | 21 | -4.62 | | | Zelser, Moshe | | | 1815 * | ISR | 1.00 | 1 | 0.92 | 21 | 19.32 | | | * 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) | | | | Masters Fall Ramat Gan 2021 | Ramat Gan | ISR | 2021-10-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1644 | 1415 | 3.00 | 6 | 1.56 | 21 | 32.76 | |
| | Leib, Yoni | | | 1672 | ISR | 1.00 | 1 | 0.82 | 21 | 17.22 | | | Sitbon, Itay | | | 1815 * | ISR | 0.00 | 1 | -0.08 | 21 | -1.68 | | | Soybert, Ori | | | 1497 | ISR | 1.00 | 1 | 0.61 | 21 | 12.81 | | | Shilon Rahav, Eliran | | | 1653 | ISR | 0.00 | 1 | -0.20 | 21 | -4.20 | | | Shandalov, Gavriel | | | 1410 | ISR | 1.00 | 1 | 0.49 | 21 | 10.29 | | | Uritsky, Yonathan | | | 1815 * | ISR | 0.00 | 1 | -0.08 | 21 | -1.68 | | | * 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) | | | | Israel Youth Championship Qualifiers in Ramat-Gan U11 | Ramat Gan | ISR | 2021-11-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1214 | 1393 | 4.00 | 6 | -0.29 | 21 | -6.09 | |
| | Wolf, Eitan | | | 1028 | ISR | 1.00 | 1 | 0.10 | 21 | 2.10 | | | Harcabi, Ethan | | | 1161 | ISR | 0.50 | 1 | -0.29 | 21 | -6.09 | | | Kats, Itay | | | 1212 | ISR | 1.00 | 1 | 0.26 | 21 | 5.46 | | | Hanein, Avri | | | 1263 | ISR | 0.50 | 1 | -0.18 | 21 | -3.78 | | | Larioshin, Ariel | | | 1106 | ISR | 1.00 | 1 | 0.16 | 21 | 3.36 | | | Gilor, Amit | | | 1513 | ISR | 0.00 | 1 | -0.34 | 21 | -7.14 | |
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 Artzit Lenoar 2022 Darom Round 5-6 | Various | ISR | 2021-12-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1318 | 1381 | 0.00 | 1 | -0.59 | 21 | -12.39 | |
| | Parkhov, Koren | | | 1318 | ISR | 0.00 | 1 | -0.59 | 21 | -12.39 | |
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) | | | | Israeli National Open Championship 2021 | Safed | ISR | 2021-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1781 | 1381 | 0.50 | 6 | 0.02 | 21 | 0.42 | |
| | Steiner-Prozhanski, Giora | | | 1781 * | ISR | 0.00 | 1 | -0.08 | 21 | -1.68 | | | Shapiro, Benny | | | 1781 * | ISR | 0.00 | 1 | -0.08 | 21 | -1.68 | | | Haitovich, Avital | | | 1781 * | ISR | 0.00 | 1 | -0.08 | 21 | -1.68 | | | Patt, Zafrir | | | 1781 * | ISR | 0.00 | 1 | -0.08 | 21 | -1.68 | | | Kochavi, Dana | | | 1781 * | ISR | 0.50 | 1 | 0.42 | 21 | 8.82 | | | Gavriely, Or | | | 1781 * | ISR | 0.00 | 1 | -0.08 | 21 | -1.68 | | | * 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) | | |
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