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Individual Calculations September 2021 |
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| Umanskiy, Stanislav Total change: -0.80 | |   |
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| Max Mit Memorial 2021 B | Rishon Lezion | ISR | 2021-08-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1433 | 1455 | 2.00 | 4 | -0.12 | 40 | -4.80 | |
|  Cohen, Asaf | | | 1337 | ISR | 0.50 | 1 | -0.16 | 40 | -6.40 | |  Levitan, Yaron | | | 1431 | ISR | 0.50 | 1 | -0.03 | 40 | -1.20 | | | Hirsch, Roei | | | 1575 | ISR | 0.00 | 1 | -0.34 | 40 | -13.60 | | | Dayan, Itay | | | 1388 | ISR | 1.00 | 1 | 0.41 | 40 | 16.40 | |
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 team U14 championship, Nahum Naftali memorial | Afula | ISR | 2021-08-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1258 | 1455 | 3.00 | 4 | 0.10 | 40 | 4.00 | |
| | Weber, Yonatan | | | 1384 | ISR | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Blonder, Daniel | | | 1428 | ISR | 0.00 | 1 | -0.54 | 40 | -21.60 | | | Krigman, Eyal | | | 1165 | ISR | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Ziv, Daniel | | | 1055 * | ISR | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * 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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