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Individual Calculations May 2013 |
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| Gershkowich, David Total change: -52.65 | |   |
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| Herzlia Winter 2013 | Herzlia | ISR | 2013-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1941 | 2247 | 4.50 | 8 | -2.21 | 15 | -33.15 | |
|  Khatib, Husein | | | 1976 | ISR | 0.50 | 1 | -0.33 | 15 | -4.95 | |  Kali, Omer | | | 1847 * | ISR | 0.00 | 1 | -0.92 | 15 | -13.80 | | | Altshul, Limor | | | 1847 * | ISR | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Towers, Brian | | | 1847 * | ISR | 0.00 | 1 | -0.92 | 15 | -13.80 | | | Roitman, Dan | | | 1847 * | ISR | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Hasidovsky, Michael | | | 2137 | ISR | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Zorella, Benzion | | | 2120 | ISR | 0.00 | 1 | -0.67 | 15 | -10.05 | | | Bernshtein, Tomer | | | 1904 | ISR | 1.00 | 1 | 0.12 | 15 | 1.80 | | | * 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) | | | | Dugo Fridman Memorial 2013 A | Rishon Le-Zion | ISR | 2013-02-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2141 | 2247 | 3.00 | 5 | -0.19 | 15 | -2.85 | |
| | Philosoph, Assi | | | 2005 | ISR | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Soffer, Ram | g | | 2516 | ISR | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Koren, Eyal | | | 2053 | ISR | 0.00 | 1 | -0.75 | 15 | -11.25 | | | Shani, Amichai | | | 2023 | ISR | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Vaisman, Felix | | | 2107 | 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) | | | | Mark Centre Pesach A 2013 | Tel Aviv | ISR | 2013-03-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2077 | 2247 | 2.50 | 5 | -1.11 | 15 | -16.65 | |
| | Zak, Arad | | | 2120 | ISR | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Elbaum, Almog | | | 2054 | ISR | 0.00 | 1 | -0.75 | 15 | -11.25 | | | Koren, Eyal | | | 2059 | ISR | 0.00 | 1 | -0.74 | 15 | -11.10 | | | Segal, Naum | | | 2066 | LAT | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Striechman, Orri | | | 2086 | ISR | 0.50 | 1 | -0.21 | 15 | -3.15 | |
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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