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Rapid:
Individual Calculations January 2018 |
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| Zaromb, Charles Irving Total change: 6.80 | |   |
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| Israel Youth Championship U13 Qualifier 2017 South | Ashkelon | ISR | 2017-12-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1511 | 1537 | 2.50 | 4 | 0.34 | 20 | 6.80 | |
|  Neiman, Maks | | | 1777 | ISR | 1.00 | 1 | 0.80 | 20 | 16.00 | |  Gleizer, Adar | | | 1481 | ISR | 0.50 | 1 | -0.08 | 20 | -1.60 | | | Rivlin, Shachar | | | 1448 | ISR | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Shifrin, Yoni | | | 1336 | ISR | 0.50 | 1 | -0.26 | 20 | -5.20 | |
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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