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Individual Calculations September 2021 |
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| Zakin, Lior Total change: 0.00 | |   |
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| Chess4all- Summer in Savyon B | Savyon | ISR | 2021-07-06 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1298 | 0 | 1.00 | 2 | 0.00 | 1298 | | 0.00 | |
|  Lazebnikov, Yefim | | | 1395 | ISR | 0.00 | 1 | 0.00 | | 0.00 | | | Freiberg, Doron | | | 1200 | ISR | 1.00 | 1 | 0.00 | | 0.00 | |
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 | Rp | K | K*chg | Game |
| 1195 | 0 | 2.00 | 3 | 0.00 | 1215 | | 0.00 | |
|  Har-Zahav, Tamir | | | 1041 | ISR | 1.00 | 1 | 0.00 | | 0.00 | | | Shadchan, Ronen | | | 1258 | ISR | 1.00 | 1 | 0.00 | | 0.00 | | | Mendler, Omer | | | 1287 | ISR | 0.00 | 1 | 0.00 | | 0.00 | |
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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