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Rapid:
Individual Calculations January 2015 |
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| Weisbuch, Udi Total change: 9.20 | |   |
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| Shahar Arad Memorial 2014 A | Kfar Saba | ISR | 2014-12-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2390 | 2292 | 2.00 | 5 | 0.12 | 20 | 2.40 | |
|  Dvoirys, Semen I. | g | | 2538 | RUS | 0.50 | 1 | 0.31 | 20 | 6.20 | |  Smirin, Ilia | g | | 2599 | ISR | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Judkovsky, Yair | | | 2331 | ISR | 0.50 | 1 | 0.05 | 20 | 1.00 | | | Shani, Amichai | | | 1996 | ISR | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Gofshtein, Leonid | g | | 2485 | 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) | | | | Herzliya Rapid Chess Championship 2014 | Herzliya | ISR | 2014-12-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2424 | 2292 | 2.00 | 5 | 0.34 | 20 | 6.80 | |
| | Zifroni, Dov | g | | 2480 | ISR | 1.00 | 1 | 0.74 | 20 | 14.80 | | | Grinshpun, Eduard | m | | 2358 | RUS | 0.50 | 1 | 0.09 | 20 | 1.80 | | | Greenfeld, Alon | g | | 2541 | ISR | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Bykhovsky, Avigdor | g | | 2286 | RUS | 0.50 | 1 | -0.01 | 20 | -0.20 | | | Kantsler, Boris | g | | 2454 | ISR | 0.00 | 1 | -0.29 | 20 | -5.80 | |
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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