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Individual Calculations September 2021 |
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| Romm, Giora Total change: -18.60 | |   |
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| Chess4all- Summer in Savyon B | Savyon | ISR | 2021-07-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1227 | 1333 | 1.00 | 3 | -0.93 | 20 | -18.60 | |
|  Freiberg, Doron | | | 1200 | ISR | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Rynhold, Tomer | | | 1208 | ISR | 0.00 | 1 | -0.67 | 20 | -13.40 | | | Iskoz, Daniel | | | 1272 | ISR | 0.00 | 1 | -0.58 | 20 | -11.60 | |
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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