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Individual Calculations May 2013 |
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| Zalkind, Konstantin Total change: -42.90 | |   |
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| Winter Mark Centre 2013 | Tel Aviv | ISR | 2013-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2107 | 2246 | 5.50 | 7 | 0.81 | 15 | 12.15 | |
|  Amit, Eli | | | 1993 | ISR | 1.00 | 1 | 0.19 | 15 | 2.85 | |  Klar, Nir | | | 2009 | ISR | 0.50 | 1 | -0.30 | 15 | -4.50 | | | Drori, Saar | c | | 1919 | ISR | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Korilovich, Valeri | | | 2159 | ISR | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Zak, Uriel | m | | 2275 | ISR | 0.50 | 1 | 0.04 | 15 | 0.60 | | | Elchanati, Alon | | | 2140 | ISR | 0.50 | 1 | -0.14 | 15 | -2.10 | | | Shutzman, Joseph | f | | 2251 | USA | 1.00 | 1 | 0.51 | 15 | 7.65 | |
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) | | | | Herzlia Winter 2013 | Herzlia | ISR | 2013-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2207 | 2246 | 4.00 | 7 | 0.18 | 15 | 2.70 | |
| | Poleg, Matan | | | 2048 | ISR | 0.00 | 1 | -0.76 | 15 | -11.40 | | | Cnaan, Moshe | | | 2064 | ISR | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Lagon, Michael | | | 2003 | ISR | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Axelrod, Arie | f | | 2346 | ISR | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Reshef, Omer | | | 2232 | ISR | 1.00 | 1 | 0.48 | 15 | 7.20 | | | Kudischewitsch, David | m | | 2362 | RUS | 0.50 | 1 | 0.16 | 15 | 2.40 | | | Zilberman, Yaacov | g | | 2395 | ISR | 0.50 | 1 | 0.20 | 15 | 3.00 | |
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) | | | | Dugo Fridman Memorial 2013 A | Rishon Le-Zion | ISR | 2013-02-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2196 | 2243 | 0.00 | 4 | -2.31 | 15 | -34.65 | |
| | Avrukh, Boris | g | | 2583 | ISR | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Vaisman, Felix | | | 2107 | ISR | 0.00 | 1 | -0.68 | 15 | -10.20 | | | Elbaum, Almog | | | 2072 | ISR | 0.00 | 1 | -0.73 | 15 | -10.95 | | | Shapira, Avner | | | 2022 | ISR | 0.00 | 1 | -0.78 | 15 | -11.70 | |
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) | | | | Mark Centre Pesach A 2013 | Tel Aviv | ISR | 2013-03-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2085 | 2254 | 2.50 | 5 | -1.09 | 15 | -16.35 | |
| | Elbaum, Almog | | | 2054 | ISR | 0.00 | 1 | -0.76 | 15 | -11.40 | | | Shani, Amichai | | | 2023 | ISR | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Cnaan, Moshe | | | 2064 | ISR | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Shabtai, Ran | f | | 2246 | ISR | 0.00 | 1 | -0.51 | 15 | -7.65 | | | Hertz, Yaniv | | | 2038 | ISR | 0.50 | 1 | -0.28 | 15 | -4.20 | |
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) | | | | Israel National Champ 2013 | Acre | ISR | 2013-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2342 | 2254 | 3.00 | 9 | -0.45 | 15 | -6.75 | |
| | Baron, Tal | g | | 2473 | ISR | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Boruchovsky, Avital | m | | 2445 | ISR | 0.50 | 1 | 0.25 | 15 | 3.75 | | | Givon, Asaf | f | | 2407 | ISR | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Axelrod, Arie | f | | 2328 | ISR | 0.00 | 1 | -0.40 | 15 | -6.00 | | | Katzir, Moshe | | | 2201 | ISR | 0.50 | 1 | -0.07 | 15 | -1.05 | | | Shvayger, Yuliya | | wf | 2273 | ISR | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Shachar, Ehud | f | | 2357 | ISR | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Birnboim, Nathan | m | | 2370 | ISR | 1.00 | 1 | 0.66 | 15 | 9.90 | | | Svoisky, Daniel | | | 2227 | ISR | 1.00 | 1 | 0.46 | 15 | 6.90 | |
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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