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Individual Calculations January 2015 |
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| Reshef, Omer Total change: 24.20 | |   |
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| Herzliya Championship Haim Kandelshine Memorial 2014 | Herzliya | ISR | 2014-09-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2247 | 2397 | 6.00 | 9 | -0.02 | 20 | -0.40 | |
|  Gaz, Ido | | | 1997 * | ISR | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Calabrese, Gabriel | | | 2074 | ISR | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Hertz, Yaniv | | | 2075 | ISR | 0.50 | 1 | -0.37 | 20 | -7.40 | | | Kudischewitsch, David | m | | 2325 | RUS | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Lavi, Idan | | | 2107 | ISR | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Zalkind, Konstantin | f | | 2252 | ISR | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Dvoirys, Semen I. | g | | 2555 | RUS | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Gruenfeld, Yehuda | g | | 2439 | ISR | 0.50 | 1 | 0.06 | 20 | 1.20 | | | Zilberman, Yaacov | g | | 2395 | ISR | 0.50 | 1 | 0.00 | 20 | 0.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | Liga Ilit Noar Darom 2014 Round 4-6 | various | ISR | 2014-11-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2086 | 2385 | 2.50 | 3 | -0.03 | 20 | -0.60 | |
| | Erbaktanov, Tagar | | | 2080 | RUS | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Gorodetzky, David | | | 2192 | ISR | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Raskin, Tal | | | 1985 * | ISR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | Petach Tikva International GM 2014 | Petach Tikva | ISR | 2014-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2443 | 2380 | 5.00 | 9 | 1.26 | 20 | 25.20 | |
| | Ben Artzi, Ido | f | | 2399 | ISR | 0.50 | 1 | 0.03 | 20 | 0.60 | | | Steinberg, Nitzan | m | | 2445 | ISR | 0.50 | 1 | 0.09 | 20 | 1.80 | | | Kudischewitsch, David | m | | 2336 | RUS | 1.00 | 1 | 0.44 | 20 | 8.80 | | | Givon, Asaf | m | | 2432 | ISR | 0.50 | 1 | 0.07 | 20 | 1.40 | | | Bykhovsky, Avigdor | g | | 2420 | RUS | 0.50 | 1 | 0.06 | 20 | 1.20 | | | Kobo, Ori | f | | 2420 | ISR | 0.50 | 1 | 0.06 | 20 | 1.20 | | | Rozentalis, Eduardas | g | | 2600 | LTU | 0.50 | 1 | 0.28 | 20 | 5.60 | | | Deutsch, Eyal | m | | 2378 | ISR | 1.00 | 1 | 0.50 | 20 | 10.00 | | | Dvoirys, Semen I. | g | | 2555 | RUS | 0.00 | 1 | -0.27 | 20 | -5.40 | |
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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