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Individual Calculations May 2013 |
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| Reshef, Omer Total change: 8.85 | |   |
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| Herzlia Winter 2013 | Herzlia | ISR | 2013-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2174 | 2232 | 6.00 | 9 | 0.91 | 15 | 13.65 | |
|  Bernshtein, Tomer | | | 1904 | ISR | 1.00 | 1 | 0.13 | 15 | 1.95 | |  Lagon, Michael | | | 2003 | ISR | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Poleg, Matan | | | 2048 | ISR | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Axelrod, Arie | f | | 2346 | ISR | 0.50 | 1 | 0.16 | 15 | 2.40 | | | Kudischewitsch, David | m | | 2362 | RUS | 1.00 | 1 | 0.68 | 15 | 10.20 | | | Zilberman, Yaacov | g | | 2395 | ISR | 0.50 | 1 | 0.22 | 15 | 3.30 | | | Zalkind, Konstantin | f | | 2246 | ISR | 0.00 | 1 | -0.48 | 15 | -7.20 | | | Gamayev, Oleg | | | 2184 | ISR | 0.50 | 1 | -0.07 | 15 | -1.05 | | | Beker, Ziv | | | 2082 | 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 |
| 2232 | 2232 | 2.50 | 5 | -0.03 | 15 | -0.45 | |
| | Dvir, Ofir | | | 2036 | ISR | 0.50 | 1 | -0.25 | 15 | -3.75 | | | Shani, Amichai | | | 2023 | ISR | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Tseitlin, Mark D | g | | 2380 | ISR | 1.00 | 1 | 0.70 | 15 | 10.50 | | | Greenfeld, Alon | g | | 2540 | ISR | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Efroimski, Marsel | | wm | 2183 | ISR | 0.00 | 1 | -0.57 | 15 | -8.55 | |
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 U16 Champ 2013 | Petach Tikva | ISR | 2013-03-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2000 | 2219 | 5.00 | 7 | -0.29 | 15 | -4.35 | |
| | Yerushalmi, Eran | | | 1819 * | ISR | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Tiktin, Yoav | | | 1885 | ISR | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Bakalchuk, Johnatan | | | 2142 | ISR | 0.00 | 1 | -0.61 | 15 | -9.15 | | | Kobo, Ori | | | 2295 | ISR | 0.50 | 1 | 0.10 | 15 | 1.50 | | | Aharonovich, Itamar | | | 1960 | ISR | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Ginchil, Shay | | | 1951 | ISR | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Tartakovsky, Daniel | | | 1950 | ISR | 0.50 | 1 | -0.33 | 15 | -4.95 | | | * 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) | | |
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