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Individual Calculations September 2013 |
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| Kantsler, Boris Total change: -1.00 | |   |
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| Macabbiah 2013 Inv GM2 | Jerusalem | ISR | 2013-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2459 | 2430 | 5.00 | 9 | 0.86 | 10 | 8.60 | |
|  Szuhanek, Ranko | m | | 2519 | ROU | 0.50 | 1 | 0.12 | 10 | 1.20 | |  Deutsch, Eyal | f | | 2380 | ISR | 0.50 | 1 | -0.07 | 10 | -0.70 | | | Avrukh, Boris | g | | 2576 | ISR | 1.00 | 1 | 0.70 | 10 | 7.00 | | | Vasiliev, Olga | | wm | 2296 | ISR | 0.50 | 1 | -0.18 | 10 | -1.80 | | | Bitelmajer, Martin | f | | 2343 | ARG | 0.50 | 1 | -0.12 | 10 | -1.20 | | | Golod, Vitali | g | | 2578 | ISR | 0.50 | 1 | 0.20 | 10 | 2.00 | | | Boruchovsky, Avital | m | | 2441 | ISR | 0.50 | 1 | 0.02 | 10 | 0.20 | | | Vaisser, Anatoly | g | | 2544 | FRA | 0.50 | 1 | 0.16 | 10 | 1.60 | | | Novik, Maxim | g | | 2451 | RUS | 0.50 | 1 | 0.03 | 10 | 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 2013 Rashit | Kfar Saba | ISR | 2013-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2261 | 2434 | 3.50 | 5 | -0.08 | 10 | -0.80 | |
| | Bakalchuk, Johnatan | | | 2133 | ISR | 1.00 | 1 | 0.15 | 10 | 1.50 | | | Egozi, Nadav | | | 2185 | ISR | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Cohen, Or | f | | 2337 | ISR | 0.50 | 1 | -0.13 | 10 | -1.30 | | | Kaplan, Sasha | m | | 2398 | ISR | 0.50 | 1 | -0.05 | 10 | -0.50 | | | Shutzman, Joseph | f | | 2253 | USA | 0.50 | 1 | -0.24 | 10 | -2.40 | |
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) | | | | Gideon Japhet International Open A | Jerusalem | ISR | 2013-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2274 | 2434 | 2.50 | 5 | -0.88 | 10 | -8.80 | |
| | Ben-Natan, Yigal | | | 2119 | ISR | 1.00 | 1 | 0.14 | 10 | 1.40 | | | Rosenzweig, Itzhak | | | 2034 * | ISR | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Mikhalevski, Victor | g | | 2546 | ISR | 0.00 | 1 | -0.35 | 10 | -3.50 | | | Zisman, Philip | | | 2224 | ISR | 0.50 | 1 | -0.27 | 10 | -2.70 | | | Gruenfeld, Yehuda | g | | 2448 | ISR | 0.00 | 1 | -0.48 | 10 | -4.80 | | | * 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) | | |
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