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Individual Calculations October 2008 |
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| Zak, Uri Total change: -3.30 | |   |
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| Spring 2008 Mark Centre | Tel Aviv | ISR | 2008-05-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2062 | 2205 | 3.50 | 6 | -0.59 | 15 | -8.85 | |
|  Ben Porat, Zeev | | | 2003 | ISR | 0.50 | 1 | -0.26 | 15 | -3.90 | |  Kudischewitsch, David | m | | 2330 | RUS | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Ginzburg, Natan | | | 2082 | ISR | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Feigel, Leonid | | | 2019 | ISR | 0.00 | 1 | -0.74 | 15 | -11.10 | | | Levi, Eli | | | 1936 | ISR | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Ben, Tomer | | | 2001 | ISR | 1.00 | 1 | 0.24 | 15 | 3.60 | |
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) | | | | Semi Final Israel Champ KFS 2008 | Kfar Saba | ISR | 2008-06-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2172 | 2205 | 5.00 | 8 | 0.63 | 15 | 9.45 | |
| | Volkov, Yuri | | | 2049 | ISR | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Tratatovici, Dan | | | 2124 | ISR | 0.00 | 1 | -0.61 | 15 | -9.15 | | | Raznikov, Danny | | | 2146 | ISR | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Shlam, Yehuda | | | 2142 | ISR | 1.00 | 1 | 0.41 | 15 | 6.15 | | | Vydeslaver, Alik | m | | 2397 | ISR | 0.50 | 1 | 0.25 | 15 | 3.75 | | | Libov, Gennady | f | | 2219 | BLR | 0.50 | 1 | 0.02 | 15 | 0.30 | | | Gukhvat, Peter | | | 2180 | ISR | 0.00 | 1 | -0.53 | 15 | -7.95 | | | Hasidovsky, Michael | | | 2115 | ISR | 1.00 | 1 | 0.38 | 15 | 5.70 | |
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) | | | | Jeru-Chess Intl. 2008 IM | Jerusalem | ISR | 2008-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2301 | 2208 | 5.00 | 9 | 1.59 | 15 | 23.85 | |
| | Zisman, Philip | | | 2229 | ISR | 1.00 | 1 | 0.53 | 15 | 7.95 | | | Kantsler, Boris | g | | 2487 | ISR | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Iclicki, Willy | | | 2117 | MNC | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Cohen, Or | f | | 2278 | ISR | 0.50 | 1 | 0.10 | 15 | 1.50 | | | Alfred, Nathan S W | f | | 2321 | ENG | 1.00 | 1 | 0.65 | 15 | 9.75 | | | Kudischewitsch, David | m | | 2341 | RUS | 0.50 | 1 | 0.18 | 15 | 2.70 | | | Haimovich, Tal | m | | 2425 | ISR | 0.50 | 1 | 0.28 | 15 | 4.20 | | | Shutzman, Joseph | | | 2318 | USA | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Slonimskij, Arkadij | | | 2197 | RUS | 0.50 | 1 | -0.02 | 15 | -0.30 | |
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) | | | | KFS Weekend 2008 Rashit | Kfar Saba | ISR | 2008-08-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2127 | 2208 | 2.00 | 5 | -1.02 | 15 | -15.30 | |
| | Bykhovsky, Anatoly | f | | 2426 | ISR | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Atnilov, Bela | | | 2131 | ISR | 1.00 | 1 | 0.39 | 15 | 5.85 | | | Ilan, Liad | | | 2013 | ISR | 0.00 | 1 | -0.75 | 15 | -11.25 | | | Kinberg, Ofer | | | 2118 | ISR | 0.50 | 1 | -0.12 | 15 | -1.80 | | | Hadari, Ariel | | | 1946 | ISR | 0.50 | 1 | -0.32 | 15 | -4.80 | |
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) | | | | Herzliya Intl. Open 2008 | Herzlia | ISR | 2008-09-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2185 | 2208 | 4.00 | 9 | -0.83 | 15 | -12.45 | |
| | Ben Porat, Zeev | | | 2008 | ISR | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Livshits, Gaby | m | | 2441 | ISR | 0.50 | 1 | 0.29 | 15 | 4.35 | | | Zifroni, Dov | g | | 2489 | ISR | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Hasidovski, Arnold | | | 2180 | ISR | 0.50 | 1 | -0.04 | 15 | -0.60 | | | Yaacov, Avi | | | 2159 | ISR | 0.00 | 1 | -0.57 | 15 | -8.55 | | | Eden, Tomer | | | 2129 | ISR | 0.00 | 1 | -0.61 | 15 | -9.15 | | | Ben Porat, Or | | | 2179 | ISR | 0.00 | 1 | -0.54 | 15 | -8.10 | | | Hertz, Yaniv | | | 2013 | ISR | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Volkov, Yuri | | | 2066 | ISR | 1.00 | 1 | 0.31 | 15 | 4.65 | |
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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