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Rapid:
Individual Calculations February 2018 |
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| Tsafrir, Ori Total change: -12.80 | |   |
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| Avraham Feldklein Memorial Rapid 2017 B | Rishon Lezion | ISR | 2017-12-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1530 | 1293 | 0.00 | 3 | -0.64 | 20 | -12.80 | |
|  Vaisgur, Alon | | | 1646 | ISR | 0.00 | 1 | -0.11 | 20 | -2.20 | |  Dvorsky, David | | | 1459 | ISR | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Levin, Emily | | | 1486 | ISR | 0.00 | 1 | -0.25 | 20 | -5.00 | |
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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